CN215788476U

CN215788476U - Slewer for digit control machine tool

Info

Publication number: CN215788476U
Application number: CN202121762156.5U
Authority: CN
Inventors: 高辉
Original assignee: Suzhou Jiu Feng Rui Precision Technology Co ltd
Current assignee: Suzhou Jiu Feng Rui Precision Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-02-11
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a rotating device for a numerical control machine tool, which comprises an installation table, wherein the top of the installation table is fixedly connected with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with a bottom plate, the top of the bottom plate, which is close to the right side of the bottom plate, is fixedly provided with a driving machine, the output end of the driving machine is fixedly connected with a worm, the top of the bottom plate, which is close to the left side of the bottom plate, is fixedly connected with a stabilizing plate, and the side surface of the stabilizing plate is rotatably connected with the left end of the worm through a bearing. Through the matching of the structures, the horizontal height of the rotary table can be adjusted while the rotary angle of the rotary table is adjusted, the connection stability between the rotary table and the lifting device is enhanced, the situation that the lifting device is easy to separate from the rotary table due to external force is reduced, the stability and the alignment of the rotary table after the tool rest is switched are ensured, and convenience is brought to the work of a user.

Description

Slewer for digit control machine tool

Technical Field

The utility model relates to the technical field of machine tool rotating equipment, in particular to a rotating device for a numerical control machine tool.

Background

The numerical control machine tool is an automatic machine tool provided with a program control system, can act and machine parts according to a programmed program, and is a flexible and high-efficiency automatic machine tool. The rotary mechanism for the numerical control machine tool is a mechanism which enables the rotary part of the numerical control machine tool to rotate around the rotary central line of the rotary part to realize rotary motion, is matched with other mechanisms to finish space transportation tasks or other working cycles of goods, and consists of a driving device, a transmission device and a rotary support. The power of the driving device is transmitted to a big gear ring fixed on the frame through an output pinion of the transmission device, so that the turntable rotates around the rotation center line of the turntable. Divide into mechanical transmission, electric drive and hydraulic drive according to the transmission mode difference, because most current for the digit control machine tool rotation mechanism only possess the gyration function, its revolving platform needs outside elevating gear to improve the level, the condition that breaks away from appears because of external force easily between outside elevating gear and the revolving platform, and the revolving platform appears the unstable condition of sword easily when the locking, has brought certain adverse effect for the in-service use, consequently needs to improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a revolving device for a numerical control machine tool, which has the advantages that the horizontal height of a revolving platform can be adjusted while the revolving angle of the revolving platform is adjusted, the connection stability between the revolving platform and a lifting device is enhanced, the situation that the lifting device is easy to separate from the revolving platform due to external force is reduced, the stability and the alignment of the revolving platform after a tool rest is switched are ensured, certain beneficial influence is brought to practical use, and the problems in the background art are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a slewing device for a numerical control machine tool comprises an installation table, wherein a hydraulic cylinder is fixedly connected to the top of the installation table, a bottom plate is fixedly connected to the output end of the hydraulic cylinder, a driving machine is fixedly installed at the top of the bottom plate, which is close to the right side of the bottom plate, a worm is fixedly connected to the output end of the driving machine, a stabilizing plate is fixedly connected to the top of the bottom plate, which is close to the left side of the bottom plate, the side face of the stabilizing plate is rotatably connected with the left end of the worm through a bearing, the upper surface of the bottom plate is rotatably connected with a rotating rod through a bearing, a worm wheel is fixedly connected to the surface of the rotating rod, the surface of the worm wheel is meshed with the surface of the worm, a supporting rod is fixedly connected to the top of the bottom plate, a sliding assembly is arranged on the surface of the rotating rod, a top plate is fixedly connected to the top of the supporting rod, the top of the rotating rod penetrates through the surface of the top plate and is fixedly connected with a slewing table, the top fixedly connected with knife rest fixed plate of revolving platform, the locking groove has been seted up to the side of revolving platform, the notch has been seted up to the upper surface of roof, the inner wall fixedly connected with compression spring of notch, compression spring's one end fixedly connected with locking block, the surface of locking block and the inner wall joint of locking groove, the bottom of locking block and the surface sliding connection of notch inner wall.

Preferably, the number of the supporting rods is four, and the four supporting rods are uniformly distributed on the periphery of the bottom plate.

Preferably, the sliding assembly comprises a sliding wheel and a sliding groove, the sliding wheel is fixedly connected to the surface of the rotating rod close to the top of the rotating rod, the sliding groove is formed in the inner portion of the top plate, and the inner wall of the sliding groove is in sliding connection with the surface of the sliding wheel.

Preferably, the bottom of the rotary table is fixedly connected with a buffer plate, and the buffer plate is made of anti-skid rubber.

Preferably, the top of the mounting table is fixedly connected with a telescopic rod, and the top of the telescopic rod is fixedly connected with the bottom of the bottom plate.

Preferably, the number of the tool rest fixing plates is the same as that of the locking grooves, and the locking grooves are positioned below the tool rest fixing plates.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the setting of pneumatic cylinder, the user can carry out the height of the lift of the control bottom plate of freedom, and the telescopic link can guarantee the stationarity that rises of bottom plate, and the in-process that the bottom plate removed can drive the device on it and remove to the completion is to the level change of revolving platform.

2. Through the setting of worm and worm wheel, the user can carry out the start-up to the driving machine and drive the bull stick and rotate, the bull stick can carry on spacingly under the effect of movable pulley, and the movable pulley can carry out steady slip on the inner wall of sliding tray, thereby guarantee the steady rotation of bull stick, reduce the bull stick and carry out the condition that the pivoted process inclined, through the setting of locking groove and locking block, the user can be free carry out the locking fixed work of revolving platform, compression spring can reduce the locking block and appear becoming flexible, the buffer board can reduce the condition that the revolving platform touched the roof and damaged.

Drawings

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

FIG. 2 is a top cross-sectional view A-A of the present invention;

FIG. 3 is an enlarged view of the utility model at B;

fig. 4 is a schematic structural view of the sliding wheel of the present invention.

In the figure: 1. an installation table; 2. a hydraulic cylinder; 3. a base plate; 4. a driver; 5. a worm; 6. a stabilizing plate; 7. a rotating rod; 8. a worm gear; 9. a support bar; 10. a top plate; 11. a turntable; 12. a tool rest fixing plate; 13. a locking groove; 14. a compression spring; 15. a locking block; 16. a sliding wheel; 17. a sliding groove; 18. a buffer plate; 19. a telescopic 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.

In embodiment 1, please refer to fig. 1 to 4, the present invention provides a technical solution:

a rotating device for a numerical control machine tool comprises an installation table 1, a hydraulic cylinder 2 is fixedly connected to the top of the installation table 1, a bottom plate 3 is fixedly connected to the output end of the hydraulic cylinder 2, the hydraulic cylinder 2 can drive the bottom plate 3 to move when being started, a driving machine 4 is fixedly installed on the top of the bottom plate 3 close to the right side of the bottom plate, the driving machine 4 is a forward and reverse rotating motor, the driving machine 4 is of a structure that the driving motor and a speed reducer are integrally installed, the phenomenon that the rotating speed is too high when the driving motor starts to rotate is avoided due to the arrangement of the speed reducer, a worm 5 is fixedly connected to the output end of the driving machine 4, a stabilizing plate 6 is fixedly connected to the top of the bottom plate 3 close to the left side of the bottom plate, the side face of the stabilizing plate 6 is rotatably connected with the left end of the worm 5 through a bearing, a rotating rod 7 is rotatably connected to the upper surface of the bottom plate 3 through a bearing, a worm wheel 8 is fixedly connected with a worm wheel 8, and can drive the rotating rod 7 to rotate, the surface of a worm wheel 8 is meshed and connected with the surface of a worm 5, the worm 5 can drive the worm wheel 8 to rotate when rotating, the top of a bottom plate 3 is fixedly connected with a supporting rod 9, the surface of the rotating rod 7, which is close to the top of the rotating rod, is provided with a sliding component, the top of the supporting rod 9 is fixedly connected with a top plate 10, the top of the rotating rod 7 penetrates out of the surface of the top plate 10 and is fixedly connected with a rotary table 11, the top of the rotary table 11 is fixedly connected with a knife rest fixing plate 12, the side surface of the rotary table 11 is provided with a locking groove 13, the upper surface of the top plate 10 is provided with a notch, the inner wall of the notch is fixedly connected with a compression spring 14, one end of the compression spring 14 is fixedly connected with a locking block 15, the surface of the locking block 15 is clamped with the inner wall of the locking groove 13, and the bottom of the locking block 15 is connected with the surface of the inner wall of the notch in a sliding way, the locking state of the turntable 11 can be freely controlled by a user through the arrangement of the locking block 15 and the locking groove 13.

Further, the sliding assembly comprises a sliding wheel 16 and a sliding groove 17, the sliding wheel 16 is fixedly connected to the surface of the rotating rod 7 close to the top of the rotating rod, the sliding groove 17 is formed in the inner portion of the top plate 10, the inner wall of the sliding groove 17 is connected with the surface of the sliding wheel 16 in a sliding mode, and the rotating rod 7 can rotate more stably through the arrangement of the sliding wheel 16 and the sliding groove 17, so that the situation that the rotating rod 7 inclines in the rotating process is reduced.

Further, the top fixedly connected with telescopic link 19 of mount table 1, the top of telescopic link 19 and the bottom fixed connection of bottom plate 3, through the setting of telescopic link 19 for bottom plate 3 can be comparatively steady removal, and the equipment that can drive it on is removed in the removal of bottom plate 3.

Further, the number of the tool rest fixing plates 12 is the same as that of the locking grooves 13, and the locking grooves 13 are located below the tool rest fixing plates 12, so that the stability and the neatness of the rotary table 11 after the tool rests are switched are guaranteed.

Embodiment 2, please refer to fig. 1 and fig. 2, the difference between this embodiment and embodiment 1 is:

furthermore, the number of the supporting rods 9 is four, and the four supporting rods 9 are uniformly distributed on the periphery of the bottom plate 3, and the bottom plate 3 and the top plate 10 can be kept in a relatively stable state through the arrangement of the supporting rods 9.

Further, the bottom of the revolving platform 11 is fixedly connected with a buffer plate 18, the buffer plate 18 is made of anti-skid rubber, and the buffer plate 18 can reduce the damage of the revolving platform 11 due to the fact that the revolving platform touches the top plate 10.

The working principle is as follows: when the slewing device for the numerical control machine tool is used, when a user needs to lift a rotary table 11, the user can start a hydraulic cylinder 2, the hydraulic cylinder 2 can start to drive a bottom plate 3 to move, the bottom plate 3 can move stably through the arrangement of an expansion link 19, the bottom plate 3 can move to drive equipment on the bottom plate to move, when the rotary table 11 moves to a proper position, the user can stop the operation of the hydraulic cylinder 2, when the user needs to rotate the rotary table 11, the user can unlock the rotary table 11, a locking block 15 moves out of the inner wall of a locking groove 13 to unlock the rotary table 11, a driving machine 4 can start to drive a worm 5 to rotate, the worm 5 can drive a worm wheel 8 to rotate, the worm wheel 8 can drive a rotary rod 7 to rotate, the rotary rod 7 can drive a sliding wheel 16, through the setting of movable pulley 16 and sliding tray 17 for the bull stick 7 can more steady rotation, and has reduced the circumstances that the slope appears in the bull stick 7 rotation process, if the revolving platform 11 leads to the slope shake to appear in the external factor, and buffer board 18 can reduce the circumstances that the revolving platform 11 touched roof 10 and damaged.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a slewer for digit control machine tool, includes mount table (1), top fixedly connected with pneumatic cylinder (2) of mount table (1), the output fixedly connected with bottom plate (3) of pneumatic cylinder (2), its characterized in that: a driving machine (4) is fixedly mounted at the top of the bottom plate (3) close to the right side of the bottom plate, a worm (5) is fixedly connected to the output end of the driving machine (4), a stabilizing plate (6) is fixedly connected to the top of the bottom plate (3) close to the left side of the bottom plate, the side face of the stabilizing plate (6) is rotatably connected with the left end of the worm (5) through a bearing, a rotating rod (7) is rotatably connected to the upper surface of the bottom plate (3) through a bearing, a worm wheel (8) is fixedly connected to the surface of the rotating rod (7), the surface of the worm wheel (8) is meshed with the surface of the worm (5), a supporting rod (9) is fixedly connected to the top of the bottom plate (3), a sliding assembly is arranged on the surface of the rotating rod (7) close to the top of the rotating rod, a top plate (10) is fixedly connected to the top of the supporting rod (9), the top of the rotating rod (7) penetrates out of the surface of the top plate (10) and is fixedly connected with a rotary table (11), the top fixedly connected with knife rest fixed plate (12) of revolving platform (11), locking groove (13) has been seted up to the side of revolving platform (11), the notch has been seted up to the upper surface of roof (10), the inner wall fixedly connected with compression spring (14) of notch, the one end fixedly connected with locking block (15) of compression spring (14), the surface of locking block (15) and the inner wall joint of locking groove (13), the bottom of locking block (15) and the surface sliding connection of notch inner wall.

2. The turning device for the numerical control machine tool according to claim 1, characterized in that: the number of the supporting rods (9) is four, and the supporting rods (9) with the number of four are uniformly distributed on the periphery of the bottom plate (3).

3. The turning device for the numerical control machine tool according to claim 1, characterized in that: the sliding assembly comprises a sliding wheel (16) and a sliding groove (17), the sliding wheel (16) is fixedly connected to the surface, close to the top, of the rotating rod (7), the sliding groove (17) is formed in the inner portion of the top plate (10), and the inner wall of the sliding groove (17) is in sliding connection with the surface of the sliding wheel (16).

4. The turning device for the numerical control machine tool according to claim 1, characterized in that: the bottom of the rotary table (11) is fixedly connected with a buffer plate (18), and the buffer plate (18) is made of anti-skid rubber.

5. The turning device for the numerical control machine tool according to claim 1, characterized in that: the top fixedly connected with telescopic link (19) of mount table (1), the top of telescopic link (19) and the bottom fixed connection of bottom plate (3).

6. The turning device for the numerical control machine tool according to claim 1, characterized in that: the quantity of knife rest fixed plate (12) is the same with the quantity of locking groove (13), and locking groove (13) are located the below of knife rest fixed plate (12).