CN217513499U

CN217513499U - Multi-station vertical numerical control machine tool

Info

Publication number: CN217513499U
Application number: CN202221824073.9U
Authority: CN
Inventors: 石作林
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2022-09-30
Anticipated expiration: 2032-07-15

Abstract

The utility model provides a vertical digit control machine tool of multistation belongs to mechanical technical field. It has solved the little scheduling problem of current multistation digit control machine tool application scope. This vertical digit control machine tool of multistation includes the lathe bed, the workstation, be equipped with the clamping structure of a plurality of circumference equipartition on the workstation, a plurality of processing frame has been linked firmly on the lathe bed, the quantity of processing frame is less than the clamping structure and is gone up in order to reserve out, the unloading station, the clamping structure includes the driving piece and drives rotatory hydraulic chuck by the driving piece, be equipped with the slip table that drives lateral displacement by drive structure on the processing frame, be equipped with the planker that drives the lift by drive structure two on the slip table, be equipped with on the planker and be equipped with the blade holder that drives longitudinal displacement by drive structure three, be connected with the processing cutter on the blade holder, this vertical digit control machine tool of multistation still includes, the manipulator of unloading. The utility model has the advantages of compact structure, wide application range, high automation degree and the like.

Description

Multi-station vertical numerical control machine tool

Technical Field

The utility model belongs to the technical field of machinery, a digit control machine tool, in particular to vertical digit control machine tool of multistation is related to.

Background

The digit control machine tool is essential spare part processing equipment in whole mechanical industry, and the digit control machine tool all processes the work piece through the single-end in the past, and machining efficiency is not high, consequently has some lathe producers released the digit control machine tool of multistation at present, has still applied for the patent a bit.

For example, chinese patent literature discloses a multi-station automatic indexing combined numerical control machine tool [ application number: 201320110261. X; authorization notice number: CN203197566U ], which comprises a machine body, a workbench, a driving motor, machining heads and tooling fixtures, wherein the workbench is a multi-station indexing rotary workbench mounted on the machine body, the indexing rotary workbench is provided with tooling fixtures corresponding to each station, the machining heads are provided with at least two, the at least two machining heads are mounted on the periphery of the workbench in a surrounding manner according to the sequence of machining processes of workpieces, and each machining head is arranged corresponding to one station.

Each machining head in the multi-station automatic indexing combined numerical control machine tool corresponds to one station, sequential circular machining of workpieces can be achieved, machining efficiency and machining precision are improved, however, from the contents recorded in the attached drawings and the fourteenth paragraph of the specification, the tool clamp on the multi-station automatic indexing combined numerical control machine tool is mainly used for loading and unloading the workpieces, and other functions cannot be achieved.

Disclosure of Invention

The utility model aims at providing a vertical digit control machine tool of multistation that structural design is reasonable, application scope is wide, degree of automation is high to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: a multi-station vertical numerically-controlled machine tool comprises a machine body, wherein a multi-station indexing rotary workbench is arranged on the machine body, a plurality of circumferentially and uniformly distributed clamping structures are arranged on the workbench, a plurality of processing bases arranged around the workbench are fixedly connected onto the machine body, the number of the processing bases is one less than that of the clamping structures so as to reserve an upper material feeding station and a lower material feeding station, the multi-station vertical numerically-controlled machine tool is characterized in that each clamping structure comprises a driving piece and a hydraulic chuck driven by the driving piece to rotate, the driving piece is fixedly connected onto the workbench, the hydraulic chuck is connected to the top of the driving piece, a sliding table driven by the driving structure to move transversely is arranged on the processing bases, the sliding table is provided with a vertical guide rail, a carriage driven by a second driving structure is arranged on the vertical guide rail so as to lift along the vertical guide rail, a longitudinal guide rail is provided with a cutter holder driven by a third driving structure so as to move along the longitudinal guide rail, the tool apron is connected with a machining tool, and the multi-station vertical numerical control machine tool further comprises a manipulator which clamps the workpiece onto a hydraulic chuck at the upper and lower feeding stations or takes the machined workpiece off the hydraulic chuck at the upper and lower feeding stations.

In the above multi-station vertical numerically-controlled machine tool, the driving member is an electric spindle.

In the multi-station vertical numerical control machine tool, the manipulator is a vertical manipulator or a truss manipulator.

In the multi-station vertical numerically-controlled machine tool, the number of the vertical guide rails is two and the vertical guide rails are arranged in parallel, and the number of the longitudinal guide rails is two and the longitudinal guide rails are arranged in parallel.

In foretell vertical digit control machine tool of multistation, drive structure one including linking firmly servo motor one on the processing frame, servo motor one's output shaft has linked firmly lead screw one, the slip table link firmly with a screw rod threaded connection's nut one, drive structure two is including linking firmly servo motor two at the slip table top, servo motor two's output shaft has linked firmly lead screw two, the planker link firmly with two threaded connection's of lead screw nut two, drive structure three including linking firmly servo motor three at the planker lateral part, servo motor three's output shaft has linked firmly lead screw three, the blade holder link firmly with three threaded connection's of lead screw nut three.

As another aspect, in the above multi-station vertical numerically-controlled machine tool, the first driving structure comprises a first cylinder fixedly connected to the machining base, a piston rod of the first cylinder is fixedly connected to the sliding table, the second driving structure comprises a second cylinder fixedly connected to the top of the sliding table, a piston rod of the second cylinder is fixedly connected to the carriage, the third driving structure comprises a third cylinder fixedly connected to the side of the carriage, and a piston rod of the third cylinder is fixedly connected to the tool apron. The piston rod of cylinder one drives slip table lateral displacement, and the piston rod of cylinder two drives the planker and goes up and down along vertical guide rail is vertical, and the piston rod of cylinder three drives the blade holder along longitudinal rail longitudinal displacement, has realized the three-dimensional displacement of processing cutter on the blade holder like this, and the displacement is smooth and easy and efficient.

Compared with the prior art, the multi-station vertical numerical control machine tool is compact in structure, small in size, wide in application range, high in automation degree and high in machining efficiency.

Drawings

Fig. 1 is a three-dimensional structural view of the multi-station vertical numerically-controlled machine tool.

In the figure, 1, a lathe bed; 2. a work table; 3. processing the base; 4. feeding and blanking stations; 5. a drive member; 6. a hydraulic chuck; 7. a sliding table; 8. a vertical guide rail; 9. a carriage; 10. a longitudinal guide rail; 11. a tool apron; 12. processing a cutter; 13. a manipulator; 14. a first servo motor; 15. a servo motor II; 16. and a third servo motor.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1, the multi-station vertical numerical control machine tool comprises a tool body 1, a multi-station indexing rotary worktable 2 driven by the existing disc positioning divider is arranged on the tool body 1, a plurality of circumferentially uniformly distributed clamping structures are arranged on the worktable 2, a plurality of processing machine bases 3 arranged around the worktable 2 are fixedly connected on the tool body 1, the number of the processing machine bases 3 is one less than that of the clamping structures so as to reserve upper and lower material stations 4, each clamping structure comprises a driving piece 5 and a hydraulic chuck 6 driven by the driving piece 5 to rotate, the driving piece 5 is fixedly connected on the worktable 2, the hydraulic chuck 6 is connected to the top of the driving piece 5, a sliding table 7 driven by a first driving structure to transversely displace is arranged on the processing machine bases 3, the sliding table 7 is provided with a vertical guide rail 8, a carriage 9 driven by a second driving structure to lift along the vertical guide rail 8 is arranged on the vertical guide rail 8, and a longitudinal guide rail 10 is arranged on the carriage 9, the longitudinal guide rail 10 is provided with a tool apron 11 which is driven by a driving structure III to move along the longitudinal guide rail 10, the tool apron 11 is connected with a processing tool 12, the processing tool 12 can be any one of a power tool turret, a servo tool turret, an electric tool rest or a tool arranging rest, and the processing tool 12 is the power tool turret in the embodiment. The multi-station vertical numerical control machine further comprises a manipulator 13 for clamping the workpiece to the hydraulic chucks 6 at the upper and lower feeding stations 4 or taking the processed workpiece from the hydraulic chucks 6 at the upper and lower feeding stations 4.

The multi-station vertical numerical control machine tool clamps a workpiece through the hydraulic chuck 6, the driving piece 5 drives the hydraulic chuck 6 to rotate, and a motor and a spindle box do not need to be arranged on the machining base 3, so that the structure is compact, and the size is reduced; the machining base 3 realizes three-coordinate feeding and cutter switching through the arrangement of the sliding table 7, the carriage 9, the cutter holder 11 and the machining cutter 12, can realize the machining of turning, milling, drilling, reaming and tapping on a workpiece, and has wide application range; the mechanical arm 13 realizes automatic feeding and discharging, the automation degree is high, and the processing efficiency is improved.

According to the machining process of a workpiece, the multi-station vertical numerical control machine adjusts the machining tool 12 on each machining base 3 to the tool required by the corresponding process; when the automatic processing machine works, a mechanical arm 13 firstly clamps a workpiece on a hydraulic chuck 6 at an upper working position 4 and a lower working position 4, the hydraulic chuck 6 at the upper working position 4 and the lower working position 4 clamps the workpiece tightly, then a working table 2 rotates by one working position according to a set index value, the workpiece at the upper working position 4 and the lower working position 4 is taken to a first working position, a processing machine base 3 at the first working position carries out the processing of the first working position on the workpiece through a sliding table 7, a planker 9, a tool apron 11 and a processing tool 12, meanwhile, the mechanical arm 13 clamps the workpiece to be processed on the hydraulic chuck 6 at the upper working position 4 and the lower working position 4 again, after the processing of the first working position, the working table 2 rotates again, the workpiece at the upper working position 4 and the lower working position is taken to the working position of the first working position, the workpiece of the first working position is taken to the working position of the second working position, the processing machine base 3 at the first working position and the second working position respectively realize the processing of the first working position and the second working position, after the processing, the workbench 2 rotates again, so the cycle, the processing machine base 3 corresponding to the first procedure to the last procedure realizes the simultaneous processing of the first procedure to the last procedure at the same time respectively, the processing efficiency is high, the workbench 2 rotates for a circle, the processed workpiece is positioned on the upper part and the discharging station 4 part again, the mechanical arm 13 takes the processed workpiece off the hydraulic chuck 6, then the workpiece to be processed is clamped and sent to the upper part and the hydraulic chuck 6 of the discharging station 4, the workbench 2 rotates again, the cycle is realized, the automatic production is realized, the consumption of manpower and material resources is reduced, and the product consistency is good. In the embodiment, the number of the machining bases 3 is three, and the number of the clamping mechanisms is four, so that the rough turning, the finish turning and the milling and drilling can be simultaneously machined.

The driving piece 5 is an electric spindle, a rotating shaft of the electric spindle extends into a disc body of the hydraulic chuck 6, and a bolt which is radially penetrated penetrates through the disc body and the rotating shaft so as to realize the mutual fixed connection of the rotating shaft and the disc body.

The robot 13 is a vertical robot or a truss robot. Vertical manipulator and truss manipulator are prior art, can realize the automatic upper and lower unloading of work piece, and manipulator 13 is vertical six-shaft manipulator in this embodiment, and area is little, and is nimble convenient.

The number of the vertical guide rails 8 is two and arranged in parallel, and the number of the longitudinal guide rails 10 is two and arranged in parallel. Therefore, the carriage 9 and the vertical guide rail 8 are good in connection stability, the carriage 9 can move stably and smoothly in the vertical direction, the tool apron 11 and the longitudinal guide rail 10 are good in connection stability, and the tool apron 11 can move stably and smoothly along the longitudinal guide rail 10.

The first driving structure comprises a first servo motor 14 fixedly connected to the machining base 3, an output shaft of the first servo motor 14 is fixedly connected with a first screw rod, the sliding table 7 is fixedly connected with a first nut in threaded connection with the first screw rod, the second driving structure comprises a second servo motor 15 fixedly connected to the top of the sliding table 7, an output shaft of the second servo motor 15 is fixedly connected with a second screw rod, the planker 9 is fixedly connected with a second nut in threaded connection with the second screw rod, the third driving structure comprises a third servo motor 16 fixedly connected to the side portion of the planker 9, an output shaft of the third servo motor 16 is fixedly connected with a third screw rod, and the tool apron 11 is fixedly connected with a third nut in threaded connection with the third screw rod. Servo motor 14 drives the lead screw and rotates, realizes the lateral displacement of slip table 7, and servo motor two 15 drive lead screw two and rotate, realizes planker 9 along the vertical lift of vertical guide rail 8, and servo motor three 16 drive lead screw three and rotate, realizes the vertical displacement of blade holder 11 along longitudinal rail 10, realizes the accurate displacement of three-dimensional of processing cutter 12 on the blade holder 11 like this, and job stabilization nature is good, long service life.

Those not described in detail in this specification are well within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a vertical digit control machine tool of multistation, includes lathe bed (1), lathe bed (1) on be equipped with workstation (2) that the multistation graduation turned round, be equipped with the clamping structure of a plurality of circumference equipartition on workstation (2), linked firmly processing frame (3) that a plurality of set up around workstation (2) on lathe bed (1), the quantity of processing frame (3) is less than the clamping structure one in order to reserve upper and lower material station (4), its characterized in that, the clamping structure include driving piece (5) and drive rotatory hydraulic chuck (6) by driving piece (5), driving piece (5) link firmly on workstation (2) and hydraulic chuck (6) are connected in the top of driving piece (5), be equipped with on processing frame (3) and drive horizontal displacement's slip table (7) by the driving structure, slip table (7) have vertical guide rail (8), be equipped with on vertical guide rail (8) and drive planker (9) in order to go up and down along vertical guide rail (8) by drive structure two, planker (9) on be equipped with longitudinal rail (10), be equipped with on longitudinal rail (10) and drive blade holder (11) in order to follow longitudinal rail (10) displacement by drive structure three, blade holder (11) on be connected with processing cutter (12), this vertical numerically-controlled machine tool of multistation still includes mechanical hand (13) of taking off on hydraulic chuck (6) of the supreme, unloading station (4) department of work piece centre gripping or the work piece that will process from hydraulic chuck (6) of upper and lower unloading station (4) department.

2. A multi-station vertical numerically-controlled machine tool according to claim 1, characterized in that said driving member (5) is an electric spindle.

3. A multi-station vertical numerically controlled machine tool according to claim 1, characterized in that said manipulator (13) is a vertical manipulator or a truss manipulator.

4. A multi-station vertical numerically controlled machine tool according to claim 1, characterized in that said vertical guides (8) are two in number and arranged in parallel, and said longitudinal guides (10) are two in number and arranged in parallel.

5. The vertical numerical control machine tool of multistation according to claim 1 or 2 or 3 or 4, characterized in that, drive structure one including link firmly servo motor one (14) on processing frame (3), the output shaft of servo motor one (14) has linked firmly lead screw one, slip table (7) have linked firmly nut one with lead screw threaded connection, drive structure two includes link firmly servo motor two (15) at slip table (7) top, the output shaft of servo motor two (15) has linked firmly lead screw two, planker (9) have linked firmly nut two with two threaded connection of lead screw, drive structure three includes link firmly servo motor three (16) of planker (9) lateral part, the output shaft of servo motor three (16) has linked firmly lead screw three, blade holder (11) have linked firmly nut three with three threaded connection of lead screw.

6. A multi-station vertical numerically-controlled machine tool according to claim 1, 2, 3 or 4, characterized in that the first driving structure comprises a first cylinder fixedly connected to the machining base (3), a piston rod of the first cylinder is fixedly connected to the sliding table (7), the second driving structure comprises a second cylinder fixedly connected to the top of the sliding table (7), a piston rod of the second cylinder is fixedly connected to the carriage (9), the third driving structure comprises a third cylinder fixedly connected to the side of the carriage (9), and a piston rod of the third cylinder is fixedly connected to the tool apron (11).