CN215033808U - Numerical control double-spindle polar coordinate high-speed drilling machine tool - Google Patents

Abstract

The utility model discloses a numerical control double-spindle polar coordinate high-speed drilling machine tool, which comprises a working platform, wherein a rotating mechanism is arranged on the working platform, an automatic centering mechanism is arranged on the rotating mechanism, a portal supporting mechanism is arranged at the rear side of the working platform, an inclined plane is arranged at the upper part of the front side surface of the portal supporting mechanism, two radial feeding mechanisms are symmetrically arranged on the inclined plane in a left-right manner, each radial feeding mechanism is vertically provided with a linear sliding table respectively, and a drilling machine is arranged on a sliding block of the linear sliding table; on one hand, the utility model adopts the double-radial feeding mechanism, which not only can increase the working efficiency, but also only needs to have the function of driving the part to be processed to rotate without having the function of radial feeding, thereby reducing the design difficulty and the occupied space of the working platform; on the other hand can treat to process the part to the annular and carry out automatic centering and press from both sides tightly, not only efficient but also be applicable to the automatic centering of the part to be processed of great annular and press from both sides tightly.

Description

Numerical control double-spindle polar coordinate high-speed drilling machine tool

Technical Field

The utility model relates to a digit control machine tool technical field, concretely relates to numerical control double-spindle polar coordinates high speed drilling machine tool.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, which are conventionally referred to as machine tools for short. Generally, the machining method is divided into a metal cutting machine, a forging machine, a woodworking machine and the like. The methods for machining machine parts in modern machine manufacturing are numerous: in addition to cutting, casting, forging, welding, pressing, extruding, etc., however, in general, a part requiring high precision and fine surface roughness is finished by cutting on a machine tool. The high-speed numerical control drilling machine tool has high integral processing efficiency which is 3-5 times that of a common drilling machine, and the high-speed numerical control drilling machine tool enters the era of high-speed processing, and the high-speed numerical control drilling machine tool greatly improves the productivity due to the quick movement, positioning and high-speed cutting of moving parts. In addition, the tool magazine is matched for use, so that continuous processing of multiple working procedures can be realized on one machine tool, the turn-over time between the working procedures of semi-finished products is reduced, and the productivity is further improved.

However, the existing high-speed drilling machine tool usually has only one main shaft, and the main shaft can only move in the vertical direction, and when a rotary part is machined, radial machining can be completed by matching with radial movement of a part to be machined, so that a working platform of the high-speed drilling machine tool not only has a function of driving the part to be machined to rotate, but also has a function of radial feeding, and not only is the working efficiency low, but also the working platform needs to be arranged very large; in addition, when the part to be machined is clamped and fixed, manual centering operation is needed, the operation of the part to be machined in a large annular shape is very inconvenient, and the efficiency is low.

Therefore, it is necessary to develop a new structure of a high-speed drilling machine.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a numerical control double-spindle polar coordinates high-speed drilling machine tool adopts bi-radial feed mechanism on the one hand, not only can realize the installation of double-spindle in order to increase work efficiency, but also each radial feed mechanism all can drive corresponding main shaft and move along the radial of part to be processed, the work platform of high-speed drilling machine tool only needs to possess the function of driving the part to be processed to rotate and need not possess the function of radial feed, the design degree of difficulty and the occupation space of work platform have been reduced greatly; on the other hand can treat to process the part to the annular and carry out automatic centering and press from both sides tightly, not only efficient but also be applicable to the automatic centering of the part to be processed of great annular and press from both sides tightly.

In order to realize the above-mentioned purpose, the utility model provides a numerical control double-spindle polar coordinates high-speed drilling machine tool, including work platform, the last rotary mechanism that is provided with of work platform, rotary mechanism is last to set up automatic centering mechanism and to drive automatic centering mechanism synchronous revolution, work platform's rear side sets up door type supporting mechanism, door type supporting mechanism's leading flank upper portion sets up the inclined plane, it sets up two radial feed mechanisms to be bilateral symmetry on the inclined plane, and every radial feed mechanism goes up along vertical straight line slip table that sets up respectively, be provided with the drilling machine on the slider of straight line slip table, and the line of two drilling machines with the centre of rotation coincidence of automatic centering mechanism.

Furthermore, the automatic centering mechanism comprises a mounting disc arranged on the rotating mechanism, a first through hole is formed in the center of the mounting disc, a four-jaw linkage chuck is arranged at the center of the upper portion of the rotating mechanism and is positioned in the first through hole, a sliding rod with an inverted T-shaped cross section is horizontally arranged at the outer end of each jaw of the four-jaw linkage chuck along the extending direction of the sliding rod, a first sliding groove with an inverted T-shaped cross section and matched with the sliding rod is radially formed in the mounting disc, a fixed pressing block is respectively arranged at the upper portion of the inner end of each sliding rod, the four fixed pressing blocks are circularly distributed, a second sliding groove with an inverted T-shaped cross section is radially formed in the mounting disc between every two adjacent sliding rods, and a third sliding groove with an inverted T-shaped cross section is formed in the top of each sliding rod along the length direction of the sliding rod, l-shaped movable pressing blocks are arranged on the second sliding groove and the third sliding groove in a sliding mode, and the ring-shaped element to be drilled is pressed between the fixed pressing block and the movable pressing block.

Furthermore, a top pressing module is arranged at the top of the movable pressing block, the top pressing module comprises a first threaded rod which is connected to the top of the movable pressing block along a vertical direction in a threaded manner, the first threaded rod is inserted into an elongated slot formed in a top pressing plate, a limiting block is arranged at the top of the first threaded rod, a first pressing nut is connected to the lower portion of the first threaded rod in a threaded manner, an ejector rod is connected to the top of the movable pressing block, the top of the ejector rod is used for ejecting the bottom of the top pressing plate, and a handle is arranged on the ejector rod.

Further, the jack catch is connected with the slide bar that is connected through the linking module between, linking module includes second threaded rod and two second gland nuts, the both ends of second threaded rod respectively threaded connection the jack catch with the tip of slide bar, the middle part of second threaded rod sets up the polygon boss, and two second gland nuts respectively threaded connection are in the both sides of polygon boss.

Further, the polygonal boss is a trilateral boss, or a quadrilateral boss, or a pentagonal boss, or a hexagonal boss.

Further, rotary mechanism is including setting up work platform is last casing, the center of casing rotates through the pivot and is provided with annular mount pad, set up annular mount table on the annular mount pad, the bottom of annular mount pad is provided with the turbine ring gear with one heart, rotate through the axle bed in the casing be provided with turbine ring gear matched with worm, the worm is realized rotary drive by drive module.

Further, the driving module adopts an electric motor, or a hydraulic motor, or a pneumatic motor.

Furthermore, the radial feeding mechanism comprises a bearing body which is horizontally arranged on the inclined plane in a sliding manner, a pair of first guide rails are arranged on the inclined plane in parallel, a second guide rail which is parallel to the first guide rail is arranged on the door-shaped supporting mechanism which is positioned on the lower edge of the inclined plane, a first guide groove which is matched with the first guide rail is arranged on the bearing body, a second guide groove which is matched with the second guide rail is arranged on the bearing body, a long groove body is arranged on the inclined plane and between the pair of first guide rails in parallel, a ball screw is rotatably arranged in the long groove body through a shaft seat, a ball nut is rotatably arranged on the ball screw, the bearing body is fixedly connected with the ball nut, and the ball screw is driven by a stepping motor.

Further, door type supporting mechanism is including crossbeam and two landing legs that are the box structure, and two landing legs are the symmetry and set up the both ends bottom of crossbeam, the crossbeam with be connected through the bolt between the crossbeam, the inclined plane sets up the front side upper portion of crossbeam.

Further, a second mounting table is arranged on the inner side of the lower end of the supporting leg.

Further, a U-shaped protection plate is arranged between the upper parts of the two support legs.

Further, the rear side of crossbeam is provided with the platform, be provided with the rail on the platform.

Furthermore, a ladder stand is arranged on the side surface of the door-shaped supporting mechanism.

Further, the last just being located of work platform automatic centering mechanism's both sides set up a tool magazine mechanism respectively, tool magazine mechanism includes the base, there is a brace table through bolted connection on the base, the brace table top is rotated and is set up the main shaft, set up the star thumb wheel on the main shaft, be provided with the output shaft orientation on the brace table the CD-ROM drive motor of star thumb wheel, be provided with the rim plate on CD-ROM drive motor's the output shaft, on the rim plate off-centre be provided with star thumb wheel matched with driving lever, the top of main shaft sets up the knife rest dish, evenly be provided with on the periphery of knife rest dish with the knife rest snap ring of star thumb wheel looks adaptation, the front end of knife rest snap ring is provided with the opening, the interior card of knife rest snap ring is equipped with the drill bit.

Further, a first mounting table is arranged on the side face of the base, and a mounting hole is formed in the front end of the first mounting table.

Further, the first mounting table is of a box structure.

Further, the base with first mount table upper shield is equipped with the protection casing, the through-hole has been seted up on the protection casing, it stretches out to prop up supporting bench the through-hole.

Further, a lifting hook is arranged at the top of the cutter frame disc.

Further, the driving motor is an electric motor, a hydraulic motor or a pneumatic motor.

The utility model discloses an above-mentioned technical scheme's beneficial effect as follows: the utility model aims at the prior art, the current high-speed drilling machine tool usually has only one main shaft, and the main shaft can only move in the vertical direction, and when processing the rotary part, the radial processing can be completed by matching with the radial movement of the part to be processed, so that the working platform of the high-speed drilling machine tool not only has the function of driving the part to be processed to rotate, but also has the function of radial feeding, not only the working efficiency is low, but also the working platform needs to be arranged very large; in addition, when the part to be machined is clamped and fixed, manual centering operation is needed, and the operation of the part to be machined in a large annular shape is very inconvenient and has low efficiency. The utility model provides a numerical control double-spindle polar coordinates high-speed drilling machine tool, includes work platform, the last rotary mechanism that is provided with of work platform, the last automatic centering mechanism that sets up of rotary mechanism drives automatic centering mechanism synchronous revolution, work platform's rear side sets up door type supporting mechanism, door type supporting mechanism's leading flank upper portion sets up the inclined plane, be bilateral symmetry on the inclined plane and set up two radial feed mechanisms, every radial feed mechanism goes up along vertical straight line slip table that sets up respectively, be provided with the drilling machine on the slider of straight line slip table, and the line of two drilling machines with the centre of rotation coincidence of automatic centering mechanism. The utility model discloses an aspect adopts two radial feed mechanisms, not only can realize the installation of two main shafts in order to increase work efficiency, and every radial feed mechanism all can drive corresponding main shaft and move along the radial of waiting to process the part, and the work platform of high-speed drilling lathe only need possess the function of driving waiting to process the part rotation and need not possess the function of radial feed, has reduced work platform's design degree of difficulty and occupation space greatly; on the other hand can treat to process the part to the annular and carry out automatic centering and press from both sides tightly, not only efficient but also be applicable to the automatic centering of the part to be processed of great annular and press from both sides tightly.

Drawings

FIG. 1 is a schematic view of an assembly structure of a numerical control dual spindle polar coordinate high speed drilling machine of the present invention;

fig. 2 is a schematic view of an assembly structure of the rotating mechanism and the automatic centering mechanism of the present invention;

fig. 3 is a schematic structural view of the automatic centering mechanism of the present invention;

fig. 4 is a schematic structural view of the middle top pressing module of the present invention;

FIG. 5 is a schematic view of a portion of the structure at A in FIG. 3;

fig. 6 is a schematic structural view of the rotating mechanism of the present invention;

FIG. 7 is a schematic view of the assembly structure of the radial feed mechanism and the gantry support mechanism of the present invention;

fig. 8 is a schematic structural front view of the tool magazine mechanism of the present invention;

fig. 9 is a schematic perspective view of a middle tool magazine mechanism according to the present invention;

fig. 10 is a perspective view of another structure of the tool magazine mechanism of the present invention;

reference numerals:

a work platform 100;

a rotating mechanism 200; a housing 210; an annular mount 220; an annular mounting table 230; a turbine ring gear 240; a worm 250; a drive module 260;

an automatic centering mechanism 300; a mounting plate 310; a first via hole 320; a four-jaw linkage chuck 330; a claw 331; a slide lever 340; a connection module 341; the second threaded rod 341 a; the second compression nut 341 b; a polygonal boss 341 c; a first chute 350; a fixed compression block 360; a second chute 370; a third chute 380; a movable compression block 390; a top compression module 391; a first threaded rod 391 a; a top platen 391 b; a long slot 391 c; a limiting block 391 d; a first gland nut 391 e; a top rod 391 f; a handle 391 g;

a gate-type support mechanism 400; an inclined surface 410; a cross member 420; a leg 430; a second mounting table 440; a U-shaped shield plate 450; a platform 460; a fence 470; a ladder stand 480;

a radial feed mechanism 500; a carrier 510; a first guide rail 520; a second guide rail 530; a first guide groove 540; a second guide groove 550; a long trough body 560; a ball screw 570; a stepping motor 580;

a linear slide table 600;

a drilling machine 700;

a tool magazine mechanism 800; a base 801; a support table 802; a main shaft 803; a star thumb wheel 804; a drive motor 805; a wheel disc 806; a deflector rod 807; a tool head disk 808; tool holder snap ring 809; an opening 810; a drill bit 811; a first mounting stage 812; mounting holes 813; a shield 814; a through-hole 815; a hook 816.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 10 of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.

As shown in fig. 1-10: the utility model provides a numerical control double-spindle polar coordinates high-speed drilling machine tool, includes work platform, the last rotary mechanism that is provided with of work platform, the last automatic centering mechanism that sets up of rotary mechanism drives automatic centering mechanism synchronous revolution, work platform's rear side sets up door type supporting mechanism, door type supporting mechanism's leading flank upper portion sets up the inclined plane, be bilateral symmetry on the inclined plane and set up two radial feed mechanisms, every radial feed mechanism goes up along vertical straight line slip table that sets up respectively, be provided with the drilling machine on the slider of straight line slip table, and the line of two drilling machines with the centre of rotation coincidence of automatic centering mechanism.

Specifically, as shown in fig. 1 and 2, a numerical control double-spindle polar coordinates high-speed drilling machine tool, including work platform 100, be provided with rotary mechanism 200 on the work platform 100, rotary mechanism 200 is last to set up automatic centering mechanism 300 and to drive automatic centering mechanism 300 synchronous revolution, work platform 100's rear side sets up door type supporting mechanism 400, door type supporting mechanism 400's leading flank upper portion sets up inclined plane 410, be bilateral symmetry on the inclined plane 410 and set up two radial feed mechanisms 500, set up a straight line slip table 600 respectively along vertical on every radial feed mechanism 500, be provided with drilling machine 700 on the slider of straight line slip table 600, and the line of two drilling machines 700 with the centre of rotation coincidence of automatic centering mechanism 300.

According to an embodiment of the present invention, as shown in fig. 2 and 3, the self-centering mechanism 300 includes a mounting plate 310 disposed on the rotating mechanism 200, a first through hole 320 is formed in the center of the mounting plate 310, a four-jaw linkage chuck 330 is mounted at the center of the upper portion of the rotating mechanism 200, the four-jaw linkage chuck 330 is disposed in the first through hole 320, a sliding rod 340 having an inverted T-shaped cross section is horizontally disposed at an outer end of each of four jaws 331 of the four-jaw linkage chuck 330 along an extending direction thereof, a first sliding slot 350 having an inverted T-shaped cross section and being matched with the sliding rod 340 is radially disposed on the mounting plate 310, a fixed pressing block 360 is disposed on an upper portion of an inner end of each sliding rod 340, the four fixed pressing blocks 360 are distributed in a circular shape, a second sliding slot 370 having an inverted T-shaped cross section is radially disposed on the mounting plate 310 between two adjacent sliding rods 340, the top of each sliding rod 340 is provided with a third sliding groove 380 with an inverted T-shaped cross section along the length direction, the second sliding groove 370 and the third sliding groove 380 are slidably provided with an L-shaped movable pressing block 390, and the ring piece to be drilled is pressed between the fixed pressing block 360 and the movable pressing block 390.

According to an embodiment of the present invention, as shown in fig. 4, the top of the movable pressing block 390 is provided with a top pressing module 391, the top pressing module 391 includes a first threaded rod 391a screwed on the top of the movable pressing block 390 along a vertical direction, the first threaded rod 391a is inserted into a long slot 391c formed on a top pressing plate 391b, the top of the first threaded rod 391a is provided with a stopper 391d, the lower part of the first threaded rod 391a is screwed with a first pressing nut 391e, the top of the movable pressing block 390 located outside the first threaded rod 391a is screwed with a top rod 391f, the top of the top rod 391f is used for pressing the bottom of the top pressing plate 391b, and a handle 391g is provided on the top rod 391 f.

According to an embodiment of the present invention, as shown in fig. 5, the clamping jaw 331 is connected to the connected sliding rod 340 through a connection module 341, the connection module 341 includes a second threaded rod 341a and two second compression nuts 341b, two ends of the second threaded rod 341a are respectively screwed to the clamping jaw 331 and the end of the sliding rod 340, a polygonal boss 341c is disposed in the middle of the second threaded rod 341a, and two second compression nuts 341b are respectively screwed to two sides of the polygonal boss 341 c.

According to an embodiment of the present invention, the polygonal boss 341c is a triangular boss, and it is obvious that the polygonal boss 341c may be of other types, such as a quadrangular boss, a pentagonal boss, or a hexagonal boss.

According to the utility model discloses an embodiment, as shown in fig. 6, rotary mechanism 200 is including setting up casing 210 on the work platform 100, the center of casing 210 is rotated through the pivot and is provided with annular mount pad 220, set up annular mount table 230 on the annular mount pad 220, the bottom of annular mount pad 220 is provided with turbine ring gear 240 with one heart, rotate through the axle bed in the casing 210 be provided with turbine ring gear 240 matched with worm 250, worm 250 is realized rotary drive by drive module 260.

According to an embodiment of the present invention, the driving module 260 employs an electric motor, and obviously, the driving module 260 is not limited to employing an electric motor, and can also be a hydraulic motor, or a pneumatic motor, and can also play a role of driving the worm 250 to rotate.

After the structure is adopted in the utility model, before the annular part to be processed is placed on the mounting disc 310, the four claws 331 of the four-claw linkage chuck 330 are retracted synchronously, so that the diameter of the circle enclosed by the front ends of the four claws 331 is smaller than the inner diameter of the annular part to be processed, and at the moment, the four fixed pressing blocks 360 are also retracted synchronously under the driving of the four claws 331; then, all the movable pressing blocks 390 are moved outwards along the radial direction according to the size of the outer diameter of the annular part to be processed so as to ensure that the outer ring of the annular part to be processed is positioned at the inner side of all the movable pressing blocks 390; then, the annular part to be machined is placed on the mounting disc 310, and the four clamping jaws 331 are located in an inner hole of the annular part to be machined; then, the four clamping jaws 331 of the four-jaw linkage chuck 330 are synchronously extended, and the four clamping jaws 331 are simultaneously tightly pressed against the inner hole wall of the annular part to be machined, so that automatic centering and primary clamping are completed; then the rotating handle 391g drives the ejector rod 391f to descend so as to loosen the top pressing plate 391b of the movable pressing block 390, and all the movable pressing blocks 390 are moved to the outer ring of the annular part to be processed, so that the inner end of the top pressing plate 391b is pressed on the upper part of the outer ring of the annular part to be processed, finally the rotating handle 391g drives the ejector rod 391f to rise so as to tightly push against the bottom of the outer end of the top pressing plate 391b, and at the moment, the bottom of the inner end of the top pressing plate 391b is firmly pressed on the outer ring of the annular part to be processed, so that the outer ring is pressed. The utility model discloses can wait to process the part to the annular and carry out the automatic centering and press from both sides tightly, not only efficient but also be applicable to the automatic centering that the part was waited to process to great annular and press from both sides tightly.

According to an embodiment of the present invention, as shown in fig. 7, the radial feeding mechanism 500 includes a supporting body 510 horizontally slidably disposed on the inclined plane 410, a pair of first guide rails 520 are disposed in parallel on the inclined plane 410, a second guide rail 530 parallel to the first guide rails 520 is disposed on the gate-type supporting mechanism 400 located at the lower edge of the inclined plane 410, a first guide groove 540 matched with the first guide rail 520 is disposed on the supporting body 510, a second guide groove 550 matched with the second guide rail 530 is disposed on the supporting body 510, a long groove 560 is disposed on the inclined plane 410 and between the pair of first guide rails 520 in parallel, a ball screw 570 is rotatably mounted in the long groove 560 through a shaft seat, a ball nut is rotatably disposed on the ball screw 570, and the supporting body 510 is fixedly connected to the ball nut, the ball screw 570 is driven by a stepping motor 580.

In this embodiment, drive a straight line slip table along vertical setting respectively through two radial feed mechanisms, and utilize the lift of straight line slip table to realize the vertical migration of drilling machine, and the line of two drilling machines and the working platform's of high-speed drilling lathe centre of turning circle coincidence, and like this, horizontal migration through radial feed mechanism just can drive corresponding drilling machine and remove along the radial of waiting to process the part, the working platform of high-speed drilling lathe only need possess the function of driving to wait to process the part rotation and need not possess the function of radial feed, work platform's the design degree of difficulty and occupation space have been reduced greatly. Meanwhile, due to the fact that the two radial feeding mechanisms are arranged and the drilling machine is arranged on each radial feeding mechanism through the vertically arranged linear sliding table, installation of the double main shafts can be achieved to improve working efficiency.

According to an embodiment of the present invention, as shown in fig. 7, the door-shaped supporting mechanism 400 includes a beam 420 and two legs 430, which are box structures, the two legs 430 are symmetrically disposed at the bottom of two ends of the beam 420, the beam 420 is connected to the beam 420 through bolts, and the inclined plane 410 is disposed on the upper portion of the front side of the beam 420.

According to an embodiment of the present invention, as shown in fig. 7, the lower end inner side of the leg 430 is provided with a second mounting table 440.

According to an embodiment of the present invention, as shown in fig. 7, a U-shaped guard plate 450 is disposed between the upper portions of the two legs 430.

According to an embodiment of the present invention, as shown in fig. 7, a platform 460 is disposed at the rear side of the beam 420, and a fence 470 is disposed on the platform 460.

According to an embodiment of the present invention, as shown in fig. 7, a ladder 480 is disposed on a side surface of the gate type supporting mechanism 400.

After the radial feeding mechanism and the door-shaped supporting mechanism adopt the structures, when the radial feeding mechanism and the door-shaped supporting mechanism work, the radial feeding mechanism and the door-shaped supporting mechanism are firstly installed beside a working platform of a high-speed drilling machine tool, and the connection line of the two drilling machines is ensured to be superposed with the rotation center of the working platform of the high-speed drilling machine tool, so that the installation of the radial feeding mechanism and the door-shaped supporting mechanism is completed; then, the annular part to be machined is coaxially clamped on a rotary working platform of the high-speed drilling machine tool, then the radial feeding mechanisms on the two sides synchronously move along the first guide rail and the second guide rail (namely along the radial direction of the part to be machined), and the two sides of the part to be machined can be simultaneously drilled along the radial direction by matching with the vertical movement of the linear sliding table and the high-speed drilling of the drilling machine, so that the drilling efficiency is greatly improved. In addition, when drilling operation on other diameters is needed after the drilling operation on one diameter is finished, the rotary working platform drives the part to be processed to rotate, so that the next diameter of the part to be processed is overlapped and fixed with a connecting line of the two drilling machines, and then the drilling operation on the next diameter can be carried out. Adopt two radial feed mechanisms, not only can realize the installation of two main shafts in order to increase work efficiency, every radial feed mechanism homoenergetic moreover can drive corresponding main shaft and remove along the radial of waiting to process the part, and the work platform of high-speed drilling lathe only need possess the rotatory function of the part of waiting to process of drive and need not possess the function of radial feed, has reduced work platform's the design degree of difficulty and occupation space greatly.

According to an embodiment of the present invention, as shown in fig. 1 and 8, a tool magazine mechanism 800 is respectively disposed on the working platform 100 and located on both sides of the automatic centering mechanism 300, the tool magazine mechanism 800 includes a base 801, a supporting table 802 is connected to the base 801 through a bolt, a main shaft 803 is rotatably disposed on the top of the supporting table 802, a star-shaped dial wheel 804 is disposed on the main shaft 803, a driving motor 805 having an output shaft facing the star-shaped dial wheel 804 is disposed on the supporting table 802, a wheel disc 806 is disposed on the output shaft of the driving motor 805, a shift lever 807 matched with the star-shaped dial wheel 804 is eccentrically disposed on the wheel disc 806, a tool holder disc 808 is disposed on the top of the main shaft 803, a tool holder snap ring 809 adapted to the star-shaped dial wheel 804 is uniformly disposed on the circumferential surface of the tool holder disc 808, an opening 810 is disposed at the front end of the tool holder snap ring 809, a drill 811 is clamped in the tool rest clamping ring 809.

According to the utility model discloses an embodiment, as shown in fig. 9, in order to facilitate installing tool magazine mechanism 800 on the work platform 100 of high-speed drilling machine the side of base 801 is provided with first mount table 812, mounting hole 813 has been seted up to the front end of first mount table 812, after adopting above-mentioned structure, can be through the mounting hole 813 that first mount table 812 front end was seted up will the utility model discloses install on the work platform 100 of high-speed drilling machine tool.

According to an embodiment of the present invention, as shown in fig. 9, in order to reduce the weight of the first mounting platform 812 without reducing the strength and rigidity of the first mounting platform 812, the first mounting platform 812 is a box structure.

According to an embodiment of the present invention, as shown in fig. 10, in order to cover the base 801 and the first installation platform 812, the base 801 and the first installation platform 812 are covered with a protective cover 814, a through hole 815 is opened on the protective cover 814, and the supporting platform 802 extends out of the through hole 815.

According to the utility model discloses an embodiment, as shown in fig. 10, in order to facilitate integral hoisting tool magazine mechanism 800 the top of tool rest disc 808 is provided with lifting hook 816, like this, can hoist to the whole through loop wheel machine hook lifting hook 816, and is very convenient.

According to an embodiment of the present invention, the driving motor 805 is an electric motor, in this embodiment, the driving motor 805 is used for driving the wheel disc 806 to rotate, and further driving the star-shaped wheel 804 to intermittently rotate through the driving lever 807 on the wheel disc 806, obviously, the driving motor 805 is not limited to be used as an electric motor, and can be used in other types, such as a hydraulic motor or a pneumatic motor, and can also perform the same function as above.

After the tool magazine mechanism 800 adopts the structure, various tools are loaded on the tool rest disc 808, so that automatic replacement of the tools can be realized, the labor intensity of workers is reduced, and the drilling efficiency can be improved. When the tool is used, the whole body is hoisted to the working platform of the high-speed drilling machine tool through the crane hook lifting hook 816, the tool is installed on the working platform of the high-speed drilling machine tool through the installation hole 813 arranged at the front end of the first installation platform 812 to complete the whole installation, when other tools on the tool rest clamping ring 809 are needed, the driving motor 805 is started to drive the wheel disc 806 to rotate, the star-shaped thumb wheel 804 is driven to rotate intermittently through the poking rod 807 on the wheel disc 806 until the tool rest clamping ring 809 under the main shaft of the drilling machine 700 of the high-speed drilling machine tool is empty, then the main shaft of the drilling machine 700 of the high-speed drilling machine tool is driven by the vertical height moving mechanism to move to the position over the empty tool rest clamping ring 809, and the tool on the main shaft is clamped into the empty tool rest clamping ring 809 and loosened under the driving of the vertical height moving mechanism (namely the linear sliding table 600), the method comprises the steps of completing the removal of a cutter on a main shaft, then moving the main shaft of a drilling machine 700 of the high-speed drilling machine upwards for a certain distance under the driving of a vertical height moving mechanism (namely the linear sliding table 600) to stop, then starting a driving motor 805 to drive a wheel disc 806 to rotate, further driving a star-shaped shifting wheel 804 to intermittently rotate through a shifting rod 807 on the wheel disc 806 until the required cutter is opposite to the main shaft position of the drilling machine 700 of the high-speed drilling machine, then moving the main shaft of the high-speed drilling machine to be right above the required cutter under the driving of the vertical height moving mechanism (namely the linear sliding table 600), clamping the upper end of the required cutter on the main shaft, and then moving the main shaft of the drilling machine 700 of the high-speed drilling machine to be at a working position under the driving of the vertical height moving mechanism to carry out drilling operation.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. Numerical control double-spindle polar coordinate high-speed drilling machine tool is characterized in that: including work platform (100), be provided with rotary mechanism (200) on work platform (100), set up automatic centering mechanism (300) and drive on rotary mechanism (200) automatic centering mechanism (300) synchronous revolution, the rear side of work platform (100) sets up door type supporting mechanism (400), the leading flank upper portion of door type supporting mechanism (400) sets up inclined plane (410), it sets up two radial feed mechanisms (500) to be bilateral symmetry on inclined plane (410), sets up a straight line slip table (600) respectively along vertical on every radial feed mechanism (500), be provided with drilling machine (700) on the slider of straight line slip table (600), and the line of two drilling machines (700) with the centre of rotation coincidence of automatic centering mechanism (300).

2. The numerical control dual spindle polar coordinates high speed drilling machine of claim 1, wherein: automatic centering mechanism (300) is including setting up mounting disc (310) on rotary mechanism (200), first through-hole (320) have been seted up at the center of mounting disc (310), rotary mechanism (200) upper portion center is installed four-jaw linkage chuck (330), four-jaw linkage chuck (330) are located in first through-hole (320), the outer end of four jack catchs (331) of four-jaw linkage chuck (330) is provided with slide bar (340) that a cross section is the shape of falling T respectively along its extending direction level, radially set up on mounting disc (310) with slide bar (340) matched with cross section is first spout (350) of the shape of falling T, and the inner upper portion of every slide bar (340) sets up a fixed compact heap (360) respectively, and four fixed compact heap (360) are circular distribution, are located between two adjacent slide bars (340) radially set up on mounting disc (310) that the cross section is the shape of falling T second spout (350) (370) The top of each sliding rod (340) is provided with a third sliding groove (380) with an inverted T-shaped cross section along the length direction, the second sliding groove (370) and the third sliding groove (380) are provided with an L-shaped movable pressing block (390) in a sliding mode, and the ring piece to be drilled is pressed between the fixed pressing block (360) and the movable pressing block (390).

3. The numerical control dual spindle polar coordinates high speed drilling machine of claim 2, wherein: the top of the movable pressing block (390) is provided with a top pressing module (391), the top pressing module (391) comprises a first threaded rod (391a) which is in threaded connection with the top of the movable pressing block (390) along the vertical direction, the first threaded rod (391a) is inserted into a long slotted hole (391c) formed in a top pressing plate (391b), the top of the first threaded rod (391a) is provided with a limiting block (391d), the lower part of the first threaded rod (391a) is in threaded connection with a first pressing nut (391e), the top of the movable pressing block (390) located on the outer side of the first threaded rod (391a) is in threaded connection with a top rod (391f), the top of the top rod (391f) is used for pressing the bottom of the top pressing plate (391b), and a handle (391g) is arranged on the top rod (391 f).

4. The numerical control dual spindle polar coordinates high speed drilling machine of claim 2, wherein: the clamping jaw (331) is connected with the connected sliding rod (340) through a connecting module (341), the connecting module (341) comprises a second threaded rod (341a) and two second compression nuts (341b), two ends of the second threaded rod (341a) are respectively in threaded connection with the clamping jaw (331) and the end of the sliding rod (340), a polygonal boss (341c) is arranged in the middle of the second threaded rod (341a), and the two second compression nuts (341b) are respectively in threaded connection with two sides of the polygonal boss (341 c).

5. The numerical control dual spindle polar coordinates high speed drilling machine of claim 1, wherein: rotary mechanism (200) is including setting up casing (210) on work platform (100), the center of casing (210) is rotated through the pivot and is provided with annular mount pad (220), set up annular mount table (230) on annular mount pad (220), the bottom of annular mount pad (220) is provided with turbine ring gear (240) with one heart, rotate through the axle bed in casing (210) be provided with turbine ring gear (240) matched with worm (250), worm (250) are realized rotary drive by drive module (260).

6. The numerical control dual spindle polar coordinates high speed drilling machine of claim 1, wherein: the radial feeding mechanism (500) comprises a bearing body (510) horizontally arranged on the inclined surface (410) in a sliding manner, a pair of first guide rails (520) are arranged on the inclined surface (410) in parallel, a second guide rail (530) parallel to the first guide rails (520) is arranged on the door-shaped supporting mechanism (400) positioned on the lower edge of the inclined surface (410), a first guide groove (540) matched with the first guide rails (520) is arranged on the bearing body (510), a second guide groove (550) matched with the second guide rail (530) is arranged on the bearing body (510), a long groove body (560) is arranged on the inclined surface (410) and between the pair of first guide rails (520) in parallel, a ball screw (570) is rotatably arranged in the long groove body (560) through a shaft seat, and a ball nut is rotatably arranged on the ball screw (570), the bearing body (510) is fixedly connected with the ball nut, and the ball screw (570) is driven by a stepping motor (580).

7. The numerical control dual spindle polar coordinates high speed drilling machine of claim 1, wherein: door type supporting mechanism (400) are including crossbeam (420) and two landing legs (430) that are box structure, and two landing legs (430) are the symmetry and set up the both ends bottom of crossbeam (420), crossbeam (420) with be connected through the bolt between crossbeam (420), inclined plane (410) set up the front side upper portion of crossbeam (420).

8. The numerical control dual spindle polar coordinates high speed drilling machine of claim 1, wherein: the side surface of the door-shaped supporting mechanism (400) is provided with a ladder (480).

9. The numerical control dual spindle polar coordinates high speed drilling machine tool according to any one of claims 1 to 8, characterized in that: the automatic centering mechanism is characterized in that two sides of the automatic centering mechanism (300) are respectively provided with a tool magazine mechanism (800) on the working platform (100), the tool magazine mechanism (800) comprises a base (801), a supporting table (802) is connected to the base (801) through bolts, the top of the supporting table (802) is rotatably provided with a spindle (803), a star-shaped shifting wheel (804) is arranged on the spindle (803), a driving motor (805) with an output shaft facing the star-shaped shifting wheel (804) is arranged on the supporting table (802), a wheel disc (806) is arranged on the output shaft of the driving motor (805), a shifting lever (807) matched with the star-shaped shifting wheel (804) is eccentrically arranged on the wheel disc (806), a tool rest disc (808) is arranged at the top of the spindle (803), and tool rest clamping rings (809) matched with the star-shaped shifting wheel (804) are uniformly arranged on the circumferential surface of the tool rest disc (808), an opening (810) is formed in the front end of the tool rest clamping ring (809), and a drill bit (811) is clamped in the tool rest clamping ring (809).

10. The numerically controlled dual spindle polar coordinate high speed drilling machine of claim 9, wherein: the side of the base (801) is provided with a first mounting table (812), and the front end of the first mounting table (812) is provided with a mounting hole (813).

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