CN212946534U

CN212946534U - Three-axis parallel platform for numerically controlled lathe

Info

Publication number: CN212946534U
Application number: CN202021498448.8U
Authority: CN
Inventors: 黄斌; 徐宏强
Original assignee: Foshan Nanhai Pengwei Machinery Co ltd
Current assignee: Foshan Nanhai Pengwei Machinery Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-04-13
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a triaxial parallel platform for a numerical control lathe, which comprises two bearing columns, a cross beam, a rotating device, a tool magazine and a control panel, and also comprises a triaxial parallel device which is arranged on the cross beam and corresponds to the rotating device; the three-axis parallel device comprises three transmission mechanisms, a swing arm, a transmission arm and a clamping mechanism arranged at the tail end of the transmission arm; three drive mechanism through triaxial parallel arrangement, produce high moment of torsion, make the swing arm, drive arm and fixture's motion is more stable, improve the machining precision, and through drive mechanism, and the swing arm, the synergism between drive arm and the fixture, make clamping device migration range big, thereby process the work piece that radial dimension is big and axial dimension is little, can also move to tool magazine top, realize automatic tool changing through clamping device cooperation tool magazine, still realize the cutting to the work piece according to the tool changing, polish and clean, realize continuous processing shaping, and the machining efficiency is improved.

Description

Three-axis parallel platform for numerically controlled lathe

Technical Field

The utility model relates to a numerical control processing equipment, concretely relates to numerical control is parallelly connected platform of triaxial for lathe.

Background

In the existing horizontal lathe, a processing main shaft is horizontally arranged, so that a too large workpiece cannot be processed; the vertical lathe can process large-sized workpieces, but the processing is single, the workpieces are moved to a grinding machine for grinding after being cut, the processing efficiency is low, a worktable needs to be cleaned manually, and the present employment cost is higher and higher.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a numerical control lathe is with three parallelly connected platforms of axle that has that machining precision is high, and the process window is big, automatic tool changing and continuous processing shaping.

In order to solve the technical problem, the technical scheme of the utility model is that: a triaxial parallel platform for a numerical control lathe comprises two bearing columns, a cross beam arranged between the bearing columns, a rotating device arranged below the cross beam, a tool magazine arranged on the side surface of the rotating device, a control panel arranged on the side surface of the bearing columns, and a triaxial parallel device which is arranged on the cross beam and corresponds to the rotating device; the triaxial parallel device comprises three transmission mechanisms which are distributed at an included angle of 120 degrees and have the same structure, swing arms which are correspondingly arranged on each transmission mechanism are arranged at the tail ends of the swing arms, and clamping mechanisms which are arranged at the tail ends of the swing arms.

Preferably, the transmission mechanism includes two ribs, a first transmission shaft disposed between the ribs and fixed to the swing arm, a first gear disposed on the first transmission shaft and coaxial with the first transmission shaft, a second gear meshed with the first gear, a third gear coaxial with the second gear, a second transmission shaft disposed between the ribs and fixed to the second gear and the third gear, a fourth gear meshed with the third gear, a fifth gear coaxial with the fourth gear, a third transmission shaft disposed between the ribs and meshed with the fourth gear and the fifth gear, a sixth gear meshed with the fifth gear, and a first motor disposed on the sixth gear.

Preferably, two first spherical joints are symmetrically arranged at the tail end of the swing arm.

Preferably, the clamping mechanism comprises a profile hand cylinder, a connecting plate arranged on the profile hand cylinder, and three bosses arranged on the connecting plate, wherein two second spherical joints are arranged on the bosses, a four-way connecting pipe is arranged in the middle of each boss, a combined pipe arranged at the upper end of each four-way connecting pipe is provided with three universal bamboo joint pipes communicated with the four-way connecting pipe, and a spray head arranged at the tail end of each universal bamboo joint pipe.

Preferably, an air pipe and a liquid inlet pipe are arranged in the combined pipe.

Preferably, the rotating device comprises a rotating box, a rotating motor arranged in the rotating box, a transmission arranged on the side surface of the rotating motor and fixed with an output shaft of the rotating motor, a three-jaw chuck arranged on the output shaft of the transmission, and a support wood arranged in the three-jaw chuck.

Preferably, the bottom of the three-jaw chuck is provided with a first bearing.

Preferably, the tool magazine comprises a magazine box, three storage cavities on the magazine box, cutting tools arranged in the storage cavities, a polishing disc arranged in the storage cavities, an air gun arranged in the storage cavities, an air pipe communicated with the air gun, and a tray arranged on the side surface of the magazine box and used for storing the air pipe.

The utility model discloses technical effect mainly embodies: a three-stage speed reducer is formed by gears in the transmission mechanism, so that the high rotating speed of the first motor is favorably converted into high torque, the movement of the three-shaft parallel device is more stable, and the processing precision is improved; through the synergistic action among the three transmission mechanisms, the clamping device is flexible to move, has a large moving range, is beneficial to processing workpieces with large radial size and small axial size, can move above the tool magazine, is matched with the tool magazine to realize automatic tool changing, and realizes cutting, polishing and cleaning of the workpieces according to the tool changing to realize continuous processing and forming; therefore, the method has the advantages of high processing precision, wide processing range, automatic tool changing and continuous processing and forming.

Drawings

FIG. 1 is a structural diagram of a three-axis parallel platform for a numerically controlled lathe according to the present invention;

FIG. 2 is a block diagram of the triaxial parallel device of FIG. 1;

FIG. 3 is a side view of the transmission of FIG. 2;

FIG. 4 is a block diagram of the transmission of FIG. 2;

FIG. 5 is a block diagram of the clamping mechanism of FIG. 2;

FIG. 6 is a top view of the clamping mechanism of FIG. 2;

FIG. 7 is a block diagram of a first spherical joint and a second spherical joint;

FIG. 8 is a block diagram of the turning gear of FIG. 1;

FIG. 9 is a block diagram of the tool magazine of FIG. 1;

fig. 10 is a tool change schematic of fig. 1.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

In the present embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a pin connecting manner, or the like, which is commonly used in the prior art, and therefore, details thereof are not described in the present embodiment.

A triaxial parallel platform for a numerical control lathe is shown in figure 1 and comprises two bearing columns 1, a cross beam 2 arranged between the bearing columns 1, a rotating device 3 arranged below the cross beam 2, a tool magazine 4 arranged on the side surface of the rotating device 3, a control panel 5 arranged on the side surface of the bearing columns 1 and a triaxial parallel device 6 arranged on the cross beam 2 and corresponding to the rotating device 3.

As shown in fig. 2, the three-axis parallel device 6 includes three transmission mechanisms 61 forming an included angle of 120 ° with each other and having a uniform structure, swing arms 62 correspondingly disposed on each of the transmission mechanisms 61, transmission arms 63 disposed at ends of the swing arms 62, and clamping mechanisms 64 disposed at ends of the transmission arms 63.

As shown in fig. 3-4, the transmission mechanism 61 includes two ribs 611, a first transmission shaft 612 disposed between the ribs 611 and fixed to the swing arm 62, a first gear 613 disposed on the first transmission shaft 612 and coaxial with the first transmission shaft 612, a second gear 614 engaged with the first gear 613, a third gear 615 coaxial with the second gear 614, a second transmission shaft 616 provided between the ribs 611 and fixed to the second gear 614 and the third gear 615, a fourth gear 617 meshing with said third gear 615, a fifth gear 618 coaxial with said fourth gear 617, a third transmission shaft 619 arranged between said ribs 611 and meshing with said fourth gear 617 and said fifth gear 618, a sixth gear 6101 meshing with the fifth gear 618, a first motor 6102 provided on the sixth gear 6101; the transmission mechanism 61 is internally provided with a three-level speed reducer, which is beneficial to converting the high rotating speed of the first motor 6102 into high torque, so that the three transmission mechanisms 61 move more stably, and the processing precision is improved.

As shown in fig. 5 to 6, the clamping mechanism 64 includes a profile hand cylinder 641, a connecting plate 642 provided on the profile hand cylinder 641, three bosses 643 provided on the connecting plate 642, two second spherical joints 644 provided on the bosses 643, a four-way connection pipe 645 provided in the middle of the bosses 643, a combination pipe 646 provided at the upper end of the four-way connection pipe 645, three universal bamboo joint pipes 647 provided to communicate with the four-way connection pipe 645, and a nozzle 648 provided at the end of the universal bamboo joint pipe 647; a first air pipe 6461 and a liquid inlet pipe 6462 are arranged in the combined pipe 646; the first air pipe 6461 is communicated with the profile hand cylinder 641, and the liquid inlet pipe 6462 is communicated with the universal bamboo joint pipe 647 through a four-way connecting pipe 645; the air is supplied through the first air pipe 6461, the profile hand cylinder 641 is closed, so that a cutter can be clamped, the cutting cooling liquid in the liquid inlet pipe 6462 can reach the spray head 648 through the four-way connecting pipe 645 and the universal bamboo joint pipe 647, the spray head 648 is used for cooling the cutter head in the cutting action, and the service life of the cutter head is prolonged.

As shown in fig. 7, two first spherical joints 621 are symmetrically arranged at the end of the swing arm 62, and one end of the transmission arm 63 is connected with the swing arm 62 through the first spherical joints 621; the other end of the transmission arm 63 is connected to the clamping mechanism 64 via a second spherical joint 644.

As shown in fig. 8, the rotating device 3 includes a rotating box 31, a rotating motor 32 disposed in the rotating box 31, a transmission 33 disposed on the side of the rotating motor 32 and fixed to the output shaft of the rotating motor 32, a three-jaw chuck 34 disposed on the output shaft of the transmission 33, and a support wood 35 disposed in the three-jaw chuck 34; when clamping a workpiece, firstly, placing the workpiece on the support wood 35, closing the three-jaw chuck 34, and fixing the workpiece by using the three-jaw chuck 34; the first bearing 341 is arranged at the bottom of the three-jaw chuck 34.

As shown in fig. 9 to 10, the tool magazine 4 includes a magazine 41, three storage cavities 42 provided in the magazine 41, a cutting blade 43 provided in the storage cavity 42, a polishing disk 44 provided in the storage cavity 42, an air gun 45 provided in the storage cavity 42, a second air pipe 46 provided to communicate with the air gun 45, and a tray 47 provided on a side surface of the magazine 41 to store the second air pipe 46; through fixture 64, can realize automatic tool changing in tool magazine 4 to can utilize the cutting sword 43 cutting work piece in tool magazine 4, utilize polishing disc 44, polish the work piece that cuts, utilize air gun 45 at last, wash the work piece surface, can also blow off the iron fillings on the three-jaw chuck 34, realize continuous processing shaping.

In the present embodiment, the control panel 5 is of a type of Seneko 0I-MC, the rotating motor 32 is of a type of YE2-160M1-2, the transmission 33 is of a type of C6140, the first motor 6102 is of a type of YE2-112M-4, and the profile hand cylinder 641 is of a type of MHZ 2-40D.

The working principle is as follows: in the first step, the control panel 5 is used to drive the first motor 6102, so that the clamping mechanism 64 is lifted to the highest position.

And step two, opening the three-jaw chuck 34, putting the support wood 35 in, then placing the workpiece on the support wood 35, clamping the three-jaw chuck 34 again, fixing the workpiece, and then taking out the support wood 35.

And step three, driving the first motor 6102 by using the control panel 5 to adjust the clamping mechanism 64 above the tool magazine 4 and corresponding to the cutting tool 43, then dropping the clamping mechanism 64 to the side of the cutting tool 43, and using the first air pipe 6461 to supply air so that the profile hand cylinder 641 clamps and thereby holds the cutting tool 43, at which time the clamping mechanism 64 lifts up to clamp the cutting tool 43 and finally disengages from the receiving cavity 42.

And step four, starting the rotating motor 32, and driving the three-jaw chuck 34 to rotate through the transmission 33, so as to drive the workpiece to rotate.

And step five, enabling the cutting knife 43 to be close to the side face of the workpiece, and finishing tool setting.

And step six, setting a cutting step and a cutting route through the control panel 5, introducing cutting fluid into the liquid inlet pipe 6462, and starting cutting.

Step seven, after the cutting is finished, the clamping mechanism 64 sends the cutting blade 43 back to the containing cavity 42, then clamps the polishing disk 44, and polishes the workpiece by using the polishing disk 44.

Step eight, after polishing is completed, the polishing disc 44 is retracted, the air gun 45 is clamped, the air gun 45 is used for washing the workpiece, after the workpiece is washed, the three-jaw chuck 34 is loosened, the workpiece is taken out, then the air gun 45 is used for washing the three-jaw chuck 34, and residual scrap iron is blown off.

And step nine, after the flushing is finished, the air gun 45 is placed back into the containing cavity 42, and the processing is finished.

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. The utility model provides a numerical control is triaxial platform that connects in parallel for lathe, includes two heel posts, sets up crossbeam between the heel post sets up the rotating device of crossbeam below sets up the tool magazine of rotating device side, and set up and be in the control panel of heel post side, its characterized in that: the three-shaft parallel device is arranged on the cross beam and corresponds to the rotating device; the triaxial parallel device comprises three transmission mechanisms which are mutually at an included angle of 120 degrees and have the same structure, swing arms which are correspondingly arranged on each transmission mechanism are arranged at the tail ends of the swing arms, and clamping mechanisms which are arranged at the tail ends of the swing arms.

2. The three-axis parallel platform for the numerically controlled lathe according to claim 1, wherein: the transmission mechanism comprises two ribbed plates, a first transmission shaft arranged between the ribbed plates and fixed with the swing arm, a first gear arranged on the first transmission shaft and coaxial with the first transmission shaft, a second gear meshed with the first gear, a third gear coaxial with the second gear, a second transmission shaft arranged between the ribbed plates and fixed with the second gear and the third gear, a fourth gear meshed with the third gear, a fifth gear coaxial with the fourth gear, a third transmission shaft arranged between the ribbed plates and meshed with the fourth gear and the fifth gear, a sixth gear meshed with the fifth gear, and a first motor arranged on the sixth gear.

3. The three-axis parallel platform for the numerically controlled lathe according to claim 1, wherein: two first spherical joints are symmetrically arranged at the tail end of the swing arm.

4. The three-axis parallel platform for the numerically controlled lathe according to claim 1, wherein: fixture includes profile shape hand cylinder, sets up connecting plate on the profile shape hand cylinder sets up three boss on the connecting plate is provided with two spherical joints of second on the boss, is provided with the cross-connection pipe in the middle of the boss, sets up the combination pipe of cross-connection pipe upper end, be provided with the three universal bamboo joint pipe of cross-connection pipe intercommunication sets up universal bamboo joint pipe terminal shower nozzle.

5. The three-axis parallel platform for the numerically controlled lathe according to claim 4, wherein: an air pipe and a liquid inlet pipe are arranged in the combined pipe.

6. The three-axis parallel platform for the numerically controlled lathe according to claim 1, wherein: the rotating device comprises a rotating box, a rotating motor arranged in the rotating box, a speed changer arranged on the side surface of the rotating motor and fixed with an output shaft of the rotating motor, a three-jaw chuck arranged on the output shaft of the speed changer, and support wood arranged in the three-jaw chuck.

7. The three-axis parallel platform for the numerically controlled lathe according to claim 6, wherein: the bottom of the three-jaw chuck is provided with a first bearing.

8. The three-axis parallel platform for the numerically controlled lathe according to claim 1, wherein: the tool magazine comprises a magazine box, three storage cavities in the magazine box are provided with cutting tools in the storage cavities, a polishing disc in the storage cavities is arranged, an air gun in the storage cavities is arranged, an air pipe communicated with the air gun is arranged, and a material tray which is arranged on the side face of the magazine box and used for containing the air pipe is arranged.