CN113894593A

CN113894593A - Indexing working turntable of numerical control milling and boring machine

Info

Publication number: CN113894593A
Application number: CN202111308335.6A
Authority: CN
Inventors: 张文广; 何伟光; 李志博
Original assignee: Qiqihar Precision Weiye Machine Tool Co ltd
Current assignee: Qiqihar Precision Weiye Machine Tool Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-01-07

Abstract

The invention provides an indexing working turntable of a numerical control milling and boring machine, and relates to the technical field of numerical control milling and boring machines. The indexing working rotary table of the numerical control milling and boring machine comprises a base, wherein the top of the working table is rotatably connected with a rotary table, an output end of a third motor is fixedly connected with a driving gear, a driven gear is fixedly connected to the outer diameter of the middle position of a rotating rod, the top end of the rotating rod is fixedly connected with a driving gear, and a limiting gear is fixedly connected to the center of the inside of the rotary table. Drive the driving gear through third motor work and rotate, drive driven gear through the driving gear and rotate, and then drive the dwang and rotate, rotate through the dwang and drive the rotation of drive tooth, every rotation circle of drive tooth drives limit gear and rotates 45, and then drives the revolving stage and rotate 45, and then changes the graduated disk on the revolving stage for new graduated disk aims at the milling cutter position, the accurate control of the rotation angle of graduated disk.

Description

Indexing working turntable of numerical control milling and boring machine

Technical Field

The invention relates to the technical field of numerical control milling and boring machines, in particular to an indexing working turntable of a numerical control milling and boring machine.

Background

In the society that the mechanical industry develops rapidly at present, the development speed of the numerical control milling and boring machine is quite fast, the numerical control milling and boring machine is relatively used in a plurality of machining workshops, the numerical control milling and boring machine is a machine tool which mainly uses a turning tool to turn and machine a rotating workpiece, a drill bit, a reamer, a screw tap, a threading die, a knurling tool and the like can be used for correspondingly machining the numerical control milling and boring machine, and an indexing disc is a machine tool accessory which clamps the workpiece on a chuck or between two apexes and enables the workpiece to rotate, index and position.

However, in the machining process of the existing milling and boring lathe, due to the fact that tool changing is slow and tedious, much time is wasted, machining efficiency is affected very much, meanwhile, the rotating angle of the indexing rotary table cannot be accurately controlled, meanwhile, workers need to operate in the machining area when the materials are fed and discharged, the milling cutter easily damages the workers when the materials are fed and discharged, and potential danger is large.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an indexing working turntable of a numerical control milling and boring machine, which solves the problems that the tool changing of the existing milling and boring machine is slow and tedious in the processing process and the rotating angle of the indexing turntable can not be accurately controlled.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a numerical control milling and boring machine graduation work revolving stage, includes the base, base top rear end fixedly connected with work wall, work wall front end bottom fixedly connected with linear slide rail and linear slide rail are at base top fixed connection, linear slide rail front end intermediate position runs through and is provided with first spout, the first motor of fixedly connected with on the outer wall of linear slide rail left side, the output of first motor runs through linear slide rail and the first lead screw of fixedly connected with, threaded connection has T shape slider and T shape slider sliding connection in first spout on the first lead screw, T shape slider front end runs through linear slide rail and fixedly connected with workstation.

Preferably, the workstation top is rotated and is connected with the revolving stage, fixedly connected with third motor on the intermediate position inner wall in workstation bottom, the output fixedly connected with driving gear of third motor, it is connected with the dwang to lean on to rotate on the rear end position inner wall in the middle of the workstation bottom, fixedly connected with driven gear and driving gear between the external diameter of dwang intermediate position are connected in the meshing.

Preferably, the middle position of the working wall penetrates through and is provided with a second sliding groove, the middle position of the bottom of the rear end of the working wall is fixedly connected with a second motor, the output end of the second motor is fixedly connected with a second lead screw, the second lead screw is in threaded connection with a nut pair, the nut pair is in sliding connection with the second sliding groove, and the front end of the nut pair is fixedly connected with a fixing plate.

Preferably, the middle position of the top of the fixed plate is fixedly connected with a fourth motor, the output end of the fourth motor penetrates through the fixed plate and is fixedly connected with the installation rod, the four corners of the bottom of the fixed plate are fixedly connected with the support rods, the bottom ends of every two adjacent support rods are fixedly connected with the sliding seats, the sliding seats are connected with the sliding plates in a sliding mode, and the sliding plates are connected with three milling cutters which are uniformly distributed in a penetrating mode in a rotating mode.

Preferably, the middle position of the bottom of the rotary table penetrates through and is provided with an annular sliding groove, the top end of the rotating rod is fixedly connected with a driving tooth, the central position inside the rotary table is fixedly connected with a limiting gear, the limiting gear is meshed with the driving tooth, the rotating rod is connected with the inner wall of the annular sliding groove in a sliding mode, and eight uniformly distributed index plates are fixedly connected to the outer wall of the top of the rotary table.

Preferably, the middle positions of the top end of the milling cutter and the bottom end of the mounting rod are both penetrated and provided with through holes, a second electric push rod is fixedly connected between the right sides of the sliding seats, the output end of the second electric push rod is fixedly connected with the sliding plate, a first electric push rod is fixedly connected with the middle position of the rear end of the mounting rod, the output end of the first electric push rod penetrates through the through holes and is in sliding connection with the through holes, and the milling cutter is in sliding connection between the bottom ends of the mounting rods.

Preferably, the control panel is fixedly connected to the left side of the front end of the top of the base and is electrically connected with the third motor, the second electric push rod, the first electric push rod, the second motor and the first motor respectively.

Preferably, the position of the mounting rod corresponds to the position of the rear end middle position indexing disc.

The working principle is as follows: the sliding plate is driven to slide between the two sliding seats by the operation of the second electric push rod, the milling cutter is driven to move by the sliding plate, the milling cutter to be replaced is moved to the bottom of the mounting rod, the through hole on the milling cutter is enabled to correspond to the through hole on the mounting rod, then the first electric push rod is extended to enable the output end to extend into the through hole to fix the milling cutter, meanwhile, the fourth motor is operated to drive the mounting rod to rotate so as to drive the milling cutter to rotate to process a workpiece, different milling cutters can be replaced as required, the driving gear is driven to rotate by the operation of the third motor, the driven gear is driven to rotate by the driving gear so as to drive the rotating rod to rotate, the driving gear is driven to rotate by the rotating rod, the limiting gear is driven to rotate by 45 degrees every rotation of the driving gear, the rotary table is driven to rotate by 45 degrees, and the index plate on the rotary table is replaced, so that a new index plate is aligned with the milling cutter, the rotation angle accurate control of graduation revolving stage, it rotates to drive first lead screw through first motor work, make T shape slider slide in first spout, it is regional to drive the workstation through T shape slider and remove can with workstation shift in or shift out the base, will wait to process the work piece and put on the graduated disk, make workstation shift in the processing region through first motor work afterwards, first motor secondary operation makes the workstation shift out the processing region unloading again after the processing is accomplished, go up unloading operation outside the processing region, second motor work drives the second lead screw and rotates, make the nut pair move on the second lead screw and slide in the second spout simultaneously, it reciprocates to drive the fixed plate through the nut pair, adjustable milling cutter's height, be applicable to the work piece of co-altitude not.

(III) advantageous effects

The invention provides an indexing working turntable of a numerical control milling and boring machine. The method has the following beneficial effects:

1. according to the invention, the sliding plate is driven to slide between the two sliding seats through the work of the second electric push rod, the milling cutter is driven to move through the sliding plate, the milling cutter to be replaced is moved to the bottom of the mounting rod, the through hole in the milling cutter is enabled to correspond to the through hole in the mounting rod, then the first electric push rod starts to extend, the output end is enabled to extend into the through hole to fix the milling cutter, meanwhile, the fourth motor works to drive the mounting rod to rotate so as to drive the milling cutter to rotate to process a workpiece, different milling cutters can be replaced according to the needs, the replacement operation is simple and rapid, and the processing efficiency is improved.

2. According to the invention, the driving gear is driven to rotate by the working of the third motor, the driven gear is driven to rotate by the driving gear, and then the rotating rod is driven to rotate, the driving gear is driven to rotate by the rotating rod, the limiting gear is driven to rotate by 45 degrees by the driving gear every rotation circle, and then the rotary table is driven to rotate by 45 degrees, so that the index plate on the rotary table is replaced, a new index plate is aligned to the position of the milling cutter, and the rotation angle of the index rotary table is accurately controlled.

3. According to the invention, the first motor works to drive the first screw rod to rotate, so that the T-shaped sliding block slides in the first sliding groove, the T-shaped sliding block drives the workbench to move, the workbench can be moved into or out of the base region, a workpiece to be machined is placed on the dividing disc, then the workbench is moved into the machining region through the work of the first motor, after machining is completed, the first motor works again, so that the workbench is moved out of the machining region and then blanking is carried out, and loading and unloading operations are carried out outside the machining region, so that the damage of a milling cutter to workers is avoided, and the milling cutter is worthy of great popularization.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a rear perspective view of the present invention;

FIG. 3 is an exploded view of the linear slide of the present invention;

FIG. 4 is an exploded view of the table of the present invention;

FIG. 5 is a bottom exploded view of the table of the present invention;

fig. 6 is an exploded view of the sliding seat of the present invention.

Wherein, 1, a base; 2. a working wall; 3. a linear slide rail; 4. a first motor; 5. a work table; 6. a first chute; 7. a control panel; 8. an index plate; 9. a second motor; 10. a second lead screw; 11. a nut pair; 12. a second chute; 13. a first lead screw; 14. a T-shaped slider; 15. a turntable; 16. a third motor; 17. a driving gear; 18. rotating the rod; 19. a driven gear; 20. a drive tooth; 21. a limit gear; 22. an annular chute; 23. a fourth motor; 24. a fixing plate; 25. a support bar; 26. mounting a rod; 27. a first electric push rod; 28. a sliding seat; 29. a sliding plate; 30. milling cutters; 31. a through hole; 32. a second electric push rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

as shown in fig. 1-6, an embodiment of the present invention provides an indexing working turntable of a numerical control milling and boring machine, which includes a base 1, a working wall 2 is fixedly connected to a rear end of a top of the base 1, a linear slide rail 3 is fixedly connected to a bottom of a front end of the working wall 2, the linear slide rail 3 is fixedly connected to the top of the base 1, a first slide slot 6 is arranged at a middle position of the front end of the linear slide rail 3, a first motor 4 is fixedly connected to a left outer wall of the linear slide rail 3, an output end of the first motor 4 penetrates the linear slide rail 3 and is fixedly connected to a first lead screw 13, a T-shaped slider 14 is connected to the first lead screw 13 in a threaded manner, the T-shaped slider 14 is slidably connected to the first slide slot 6, a front end of the T-shaped slider 14 penetrates the linear slide rail 3 and is fixedly connected to a working platform 5, the first lead screw 13 is driven to rotate by the operation of the first motor 4, so that the T-shaped slider 14 slides in the first slide slot 6, drive workstation 5 through T shape slider 14 and remove and to move into or shift out base 1 region with workstation 5, will wait to process the work piece and put on graduated disk 8, make workstation 5 move into the processing region through the work of first motor 4 afterwards, the work once more of first motor 4 makes workstation 5 shift out the processing region unloading again after the processing is accomplished, goes up the unloading operation outside the processing region, avoids milling cutter 30 to cause the injury to the staff.

The top of the workbench 5 is rotatably connected with a turntable 15, a third motor 16 is fixedly connected to the inner wall of the middle position at the bottom of the workbench 5, a driving gear 17 is fixedly connected to the output end of the third motor 16, a rotating rod 18 is rotatably connected to the inner wall of the middle position close to the rear end of the bottom of the workbench 5, and a driven gear 19 are fixedly connected to the outer diameter of the middle position of the rotating rod 18 and are meshed with the driving gear 17.

The 2 intermediate positions of working wall run through and are provided with

second spout

12, 2 rear end bottom intermediate position fixedly connected with second motor 9 of working wall, the output fixedly connected with second lead screw 10 of second motor 9, threaded connection has vice 11 of nut and nut between vice 11 and the second spout 12 sliding connection on the second lead screw 10, the vice 11 front end fixedly connected with fixed plate 24 of nut, second motor 9 work drives second lead screw 10 and rotates, make vice 11 of nut move on second lead screw 10 and slide in second spout 12 simultaneously, it reciprocates to drive fixed plate 24 through vice 11 of nut, adjustable milling cutter 30's height, be applicable to and process the work piece of co-altitude.

A fourth motor 23 is fixedly connected to the middle position of the top of the fixed plate 24, the output end of the fourth motor 23 penetrates through the fixed plate 24 and is fixedly connected with a mounting rod 26, the four corners of the bottom of the fixed plate 24 are fixedly connected with supporting rods 25, the bottom ends of two adjacent supporting rods 25 are fixedly connected with sliding seats 28, a sliding plate 29 is slidably connected between the two sliding seats 28, three milling cutters 30 which are uniformly distributed penetrate through and are rotatably connected to the sliding plate 29, the sliding plate 29 is driven to slide between the two sliding seats 28 through the operation of a second electric push rod 32, the milling cutters 30 are driven to move through the sliding plate 29, the milling cutters 30 which need to be replaced are moved to the bottom of the mounting rod 26, the through holes 31 on the milling cutters 30 are corresponding to the through holes 31 on the mounting rod 26, and then the first electric push rod 27 starts to extend, so that the output end extends into the through holes 31 to fix the milling cutters 30, meanwhile, the fourth motor 23 works to drive the mounting rod 26 to rotate so as to drive the milling cutter 30 to rotate to process the workpiece, different milling cutters 30 can be replaced according to needs, the replacing operation is simple and quick, and the processing efficiency is improved.

An annular sliding groove 22 penetrates through the middle position of the bottom of the rotary table 15 and is provided with a driving tooth 20, the top end of the rotating rod 18 is fixedly connected with a driving tooth 20, a limiting gear 21 is fixedly connected at the central position inside the rotary table 15, the limiting gear 21 is meshed with the driving tooth 20, the rotating rod 18 is connected in the annular sliding groove 22 in a sliding manner, eight uniformly distributed index plates 8 are fixedly connected on the outer wall of the top of the rotary table 15, the third motor 16 is operated to drive the driving gear 17 to rotate, the driving gear 17 is used to drive the driven gear 19 to rotate, thereby driving the rotating rod 18 to rotate, driving the driving gear 20 to rotate through the rotation of the rotating rod 18, driving the limiting gear 21 to rotate for 45 degrees in each rotation of the driving gear 20, thereby driving the rotary table 15 to rotate for 45 degrees, further replacing the dividing disc 8 on the rotary table 15, so that the new indexing disk 8 is aligned with the milling cutter 30 position and the angle of rotation of the indexing turret 15 is precisely controlled.

The milling cutter 30 top and the bottom intermediate position of installation pole 26 all run through and are provided with through-hole 31, fixedly connected with second electric putter 32 between the right side of sliding seat 28 and fixedly connected between the output of second electric putter 32 and sliding plate 29, installation pole 26 rear end intermediate position fixedly connected with first electric putter 27, the output of first electric putter 27 run through-hole 31 and with through-hole 31 between sliding connection, milling cutter 30 all is sliding connection between installation pole 26 bottom.

The control panel 7 is fixedly connected to the left side of the front end of the top of the base 1, and the control panel 7 is electrically connected to the third motor 16, the second electric push rod 32, the first electric push rod 27, the second motor 9 and the first motor 4 respectively.

The position of the mounting rod 26 corresponds to the position of the rear end middle position index plate 8, and the workpiece on the index plate 8 can be machined by the mounting rod 26 driving the milling cutter 30 to rotate.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a numerical control milling and boring machine graduation work revolving stage, includes base (1), its characterized in that: base (1) top rear end fixedly connected with work wall (2), work wall (2) front end bottom fixedly connected with linear slide rail (3) and linear slide rail (3) are at base (1) top fixed connection, linear slide rail (3) front end intermediate position runs through and is provided with first spout (6), first motor (4) of fixedly connected with on the outer wall of linear slide rail (3) left side, the output of first motor (4) runs through linear slide rail (3) and the first lead screw of fixedly connected with (13), threaded connection has T shape slider (14) and T shape slider (14) sliding connection in first spout (6) on first lead screw (13), T shape slider (14) front end runs through linear slide rail (3) and fixedly connected with workstation (5).

2. The indexing working turntable of the numerical control milling and boring machine as claimed in claim 1, wherein: workstation (5) top is rotated and is connected with revolving stage (15), fixedly connected with third motor (16) on workstation (5) bottom intermediate position inner wall, the output fixedly connected with driving gear (17) of third motor (16), it is connected with dwang (18) to lean on rotating in the middle of workstation (5) bottom on the rear end position inner wall, fixedly connected with driven gear (19) and driving gear (17) mesh between being connected on dwang (18) intermediate position external diameter.

3. The indexing working turntable of the numerical control milling and boring machine as claimed in claim 1, wherein: work wall (2) intermediate position runs through and is provided with second spout (12), work wall (2) rear end bottom intermediate position fixedly connected with second motor (9), the output fixedly connected with second lead screw (10) of second motor (9), threaded connection has vice (11) of nut and nut sliding connection between vice (11) and second spout (12) on second lead screw (10), vice (11) front end fixedly connected with fixed plate (24) of nut.

4. The indexing working turntable of the numerical control milling and boring machine as claimed in claim 3, wherein: the milling cutter fixing device is characterized in that a fourth motor (23) is fixedly connected to the middle position of the top of the fixing plate (24), the output end of the fourth motor (23) penetrates through the fixing plate (24) and is fixedly connected with an installation rod (26), supporting rods (25) are fixedly connected to four corners of the bottom of the fixing plate (24), two adjacent supporting rods are fixedly connected with sliding seats (28) between the bottom ends of the supporting rods (25), two sliding seats (28) are connected with sliding plates (29) in a sliding mode, and the sliding plates (29) are connected with three milling cutters (30) which are evenly distributed in a penetrating mode in a rotating mode.

5. The indexing working turntable of the numerical control milling and boring machine as claimed in claim 2, wherein: revolving stage (15) bottom intermediate position runs through and is provided with annular spout (22), dwang (18) top fixedly connected with drives tooth (20), revolving stage (15) inside central point puts fixedly connected with limit gear (21) and drives between the tooth (20) meshing be connected, dwang (18) sliding connection in annular spout (22), eight evenly distributed's graduated disk (8) of fixedly connected with on revolving stage (15) top outer wall.

6. The indexing working turntable of the numerical control milling and boring machine as claimed in claim 4, wherein: milling cutter (30) top and installation pole (26) bottom intermediate position all run through and are provided with through-hole (31), fixed connection between sliding seat (28) right side fixedly connected with second electric putter (32) and second electric putter's (32) output and sliding plate (29), installation pole (26) rear end intermediate position fixedly connected with first electric putter (27), the output of first electric putter (27) run through-hole (31) and with through-hole (31) between sliding connection, milling cutter (30) all are sliding connection between installation pole (26) bottom.

7. The indexing working turntable of the numerical control milling and boring machine as claimed in claim 1, wherein: base (1) top front end left side fixedly connected with control panel (7), and control panel (7) respectively with third motor (16), second electric putter (32), first electric putter (27), second motor (9) and first motor (4) between electric connection.

8. The indexing working turntable of the numerical control milling and boring machine as claimed in claim 4, wherein: the position of the mounting rod (26) corresponds to the position of the rear end middle position indexing disc (8).