CN218983917U

CN218983917U - Rotary table of numerical control milling machine

Info

Publication number: CN218983917U
Application number: CN202223299444.9U
Authority: CN
Inventors: 刘邦兔
Original assignee: Wuhu Boling Cnc Equipment Co ltd
Current assignee: Wuhu Boling Cnc Equipment Co ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-05-09
Anticipated expiration: 2032-12-05

Abstract

The utility model discloses a rotary workbench of a numerical control milling machine, which comprises a mounting shell, wherein a first conical gear is fixedly connected to a rotating rod, a second conical gear and square columns are respectively fixed at two ends of the first connecting rod, and the square columns are inserted and mounted in a square groove; through the design of structures such as a first conical gear, a second conical gear, a square column, a second connecting rod and the like, the first fixing frame can be pushed through the second electric push rod, the first fixing frame can drive the second conical gear to move, the second conical gear is meshed with the first conical gear, and the hand wheel, the second connecting rod, the square groove, the square column, the first connecting rod, the second conical gear, the rotating rod and the first conical gear are matched, so that the workbench can be driven to rotate, and a workpiece can be adjusted in the rotating process of the workbench so as to process the workpiece.

Description

Rotary table of numerical control milling machine

Technical Field

The utility model relates to the technical field of milling machine rotary tables, in particular to a numerical control milling machine rotary table.

Background

The numerical control rotary table is a common part of a numerical control milling machine, and is a rotatable table top on the numerical control milling machine, a machine tool accessory for clamping a workpiece and realizing return, fixing and supporting rotation, and continuous rotary machining and multi-surface machining during machining. In the prior art, the existing numerical control rotary worktable lacks a manual adjustment mechanism, when the existing numerical control rotary worktable adjusts the worktable, the worktable is usually adjusted through a driving mechanism, but after the driving mechanism is damaged, the worktable cannot be adjusted, so that the processing of a workpiece is affected.

A novel numerically controlled milling machine rotary table mechanism disclosed in an issued patent document, such as CN201921875275.4, comprising: the workbench comprises a workbench lathe bed, wherein a workbench sliding seat is slidably arranged at the upper end of the workbench lathe bed, a sliding seat pressing plate is arranged at the lower end of the workbench sliding seat, ball screw devices are arranged at two sides of the workbench sliding seat, a static pressure guide surface is arranged on the workbench. Compared with the milling machine rotary table in the prior art, the numerical control milling machine rotary table runs stably, and can realize high-precision continuous rotation of the table; and moreover, the heavy load, the high rotation and the linkage processing of the rotary worktable can be realized, and the processing precision of the worktable is higher.

The above patent lacks a mechanism for manually adjusting the workbench, and when the driving mechanism is damaged, the workbench cannot be adjusted, so that the processing of the workpiece is affected, therefore, we need to propose a rotary workbench of a numerically controlled milling machine

Disclosure of Invention

The utility model aims to provide a rotary workbench of a numerical control milling machine, which can be manually adjusted so as to improve the practical performance of the workbench and solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a numerically controlled fraise machine swivel work head, includes the installation shell, install the bull stick in the installation shell rotation, the top fixed mounting of bull stick has the workstation, fixedly connected with first conical gear on the bull stick, the lateral part of installation shell rotates installs the second connecting rod, the tip fixed mounting of second connecting rod has the hand wheel, fixed mounting has the second electric putter in the installation shell, fixed mounting has first mount on the telescopic link of second electric putter, first connecting rod is installed in the rotation of first mount, the both ends of first connecting rod are fixed with second conical gear and tetragonal column respectively, second conical gear and first conical gear meshing, the tetragonal groove has been seted up to the tip of second connecting rod, tetragonal column grafting is installed in the tetragonal groove.

Preferably, the mounting shell and the workbench are provided with a driving mechanism, the driving mechanism comprises a motor, a gear and a ring gear, the motor is fixedly arranged in the mounting shell, and an output shaft of the motor extends to the outer side of the mounting shell.

Preferably, the gear is fixedly arranged on an output shaft of the motor, the ring gear is fixedly arranged at the bottom of the workbench, and the gear is meshed with teeth on the ring gear.

Preferably, a first electric push rod is fixedly installed in the installation shell, and a telescopic rod of the first electric push rod abuts against the bottom of the workbench.

Preferably, a fixed frame is fixedly arranged in the mounting shell, a sliding block is fixedly connected to the first fixing frame, and the sliding block is slidably arranged in the fixed frame.

Preferably, the bottom of ring gear is annular array and is provided with multiunit universal ball, the constant head tank that is annular setting is seted up at the top of installation shell, universal ball movable mounting is in the constant head tank.

Preferably, a second fixing frame is fixedly installed in the installation shell, and the second connecting rod is rotatably installed in the second fixing frame.

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

through the design of structures such as the first bevel gear, the second bevel gear, the square column and the second connecting rod, when the workbench is required to be adjusted manually, the first fixing frame can be pushed through the second electric push rod, the first fixing frame can drive the second bevel gear to move, the second bevel gear is meshed with the first bevel gear, and the workbench can be driven to rotate through the cooperation of the hand wheel, the second connecting rod, the square groove, the square column, the first connecting rod, the second bevel gear, the rotating rod and the first bevel gear, so that the workpiece can be adjusted in the rotating process of the workbench, so that the workpiece can be processed conveniently.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

fig. 3 is an enlarged schematic view of the structure of the area a in fig. 2 according to the present utility model.

In the figure: 1. a mounting shell; 2. a motor; 3. a gear; 4. a rotating rod; 5. a work table; 6. a first electric catch-up; 7. a ring gear; 8. a first bevel gear; 9. a fixed frame; 10. a slide block; 11. a first fixing frame; 12. a hand wheel; 13. a first connecting rod; 14. a second bevel gear; 15. square columns; 16. a second connecting rod; 17. a square groove; 18. a second electric push rod; 19. the second fixing frame; 20. a universal ball; 21. and a positioning groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the rotary workbench of the numerical control milling machine comprises a mounting shell 1, wherein a rotary rod 4 is rotatably mounted in the mounting shell 1, a workbench 5 is fixedly mounted at the top of the rotary rod 4, a first conical gear 8 is fixedly connected to the rotary rod 4, a second connecting rod 16 is rotatably mounted at the side part of the mounting shell 1, a hand wheel 12 is fixedly mounted at the end part of the second connecting rod 16, a second electric push rod 18 is fixedly mounted in the mounting shell 1, a first fixing frame 11 is fixedly mounted on a telescopic rod of the second electric push rod 18, a first connecting rod 13 is rotatably mounted in the first fixing frame 11, a second conical gear 14 and a square column 15 are respectively fixed at two ends of the first connecting rod 13, the second conical gear 14 is meshed with the first conical gear 8, a square groove 17 is formed at the end part of the second connecting rod 16, and the square column 15 is spliced and mounted in the square groove 17;

through the arrangement of the square groove 17, the first connecting rod 13 can be positioned through the square groove 17 and the square column 15, and when the second connecting rod 16 rotates, the square groove 17 and the square column 15 can drive the first connecting rod 13 and the second bevel gear 14 to rotate;

the mounting shell 1 and the workbench 5 are provided with a driving mechanism, the driving mechanism comprises a motor 2, a gear 3 and a ring gear 7, the motor 2 is fixedly arranged in the mounting shell 1, an output shaft of the motor 2 extends to the outer side of the mounting shell 1, the gear 3 is fixedly arranged on the output shaft of the motor 2, the ring gear 7 is fixedly arranged at the bottom of the workbench 5, and the gear 3 is meshed with teeth on the ring gear 7;

through the arrangement of the motor 2, the motor 2 is matched with the gear 3 and the ring gear 7 to drive the workbench 5 to rotate, so that the workpiece can be adjusted;

the first electric push rod 6 is fixedly arranged in the installation shell 1, the telescopic rod of the first electric push rod 6 is abutted against the bottom of the workbench 5, the second fixing frame 19 is fixedly arranged in the installation shell 1, and the second connecting rod 16 is rotatably arranged in the second fixing frame 19;

the workbench 5 can be fixed through the first electric push rod 6 by the arrangement of the first electric push rod 6, so that the workbench 5 is prevented from rotating on the mounting shell 1 when a workpiece is processed, the second connecting rod 16 can be positioned by the cooperation of the second fixing frame 19 and the second connecting rod 16, and the stability of the second connecting rod 16 can be improved;

a fixed frame 9 is fixedly arranged in the installation shell 1, a sliding block 10 is fixedly connected to the first fixed frame 11, the sliding block 10 is slidably arranged in the fixed frame 9, a plurality of groups of universal balls 20 are arranged at the bottom of the ring gear 7 in an annular array, a positioning groove 21 in annular arrangement is formed in the top of the installation shell 1, and the universal balls 20 are movably arranged in the positioning groove 21;

through the arrangement of the sliding block 10, when the first fixing frame 11 is pushed by the second electric push rod 18, the first fixing frame 11 drives the sliding block 10 to move in the fixing frame 9, the first fixing frame 11 can be positioned by matching the fixing frame 9 with the sliding block 10, and through the arrangement of the universal balls 20, when the workbench 5 rotates, the universal balls 20 can rotate in the positioning grooves 21, so that the stability of the workbench 5 can be improved;

in the specific use process, when the workbench 5 needs to be adjusted, the motor 2 works, the output shaft of the motor 2 rotates to drive the gear 3 to rotate, the ring gear 7 can drive the workbench 5 to rotate when the gear 3 rotates, the workpiece can be adjusted when the workbench 5 rotates, and after the workbench 5 is adjusted, the telescopic rod of the first electric push rod 6 can be abutted against the bottom of the workbench 5, so that the workbench 5 can be fixed;

when the motor 2 breaks down and damages, when the work piece processing needs to be adjusted on the work table 5, the first fixing frame 11 is pushed by the telescopic rod of the second electric push rod 18, so that the first fixing frame 11 can move in the fixing frame 9 through the sliding block 10, the first connecting rod 13 can be driven to move when the first fixing frame 11 moves, the second bevel gear 14 can be meshed with the first bevel gear 8 when the first connecting rod 13 moves, a worker can rotate the hand wheel 12 to drive the hand wheel 12 to rotate the second connecting rod 16, and when the second connecting rod 16 rotates, the first connecting rod 13 can be driven to rotate by the square groove 17 and the square column 15 to drive the work table 5 through the second bevel gear 14, the first bevel gear 8 and the rotary rod 4, and the work piece can be adjusted in the process of rotating the work table 5 so as to be convenient for processing the work piece, the work table 5 can be manually adjusted, and the practical performance of the work table 5 is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 numerically controlled fraise machine rotary worktable, includes installation shell (1), its characterized in that: the utility model discloses a rotary table, including installation shell (1), work table (5), first conical gear (8) of top fixed mounting of bull stick (4), second connecting rod (16) are installed in lateral part rotation of installation shell (1), tip fixed mounting of second connecting rod (16) has hand wheel (12), fixed mounting has second electric putter (18) in installation shell (1), fixed mounting has first mount (11) on the telescopic link of second electric putter (18), first connecting rod (13) are installed in first mount (11) internal rotation, the both ends of first connecting rod (13) are fixed with second conical gear (14) and square column (15) respectively, second conical gear (14) and first conical gear (8) meshing, square groove (17) have been seted up to the tip of second connecting rod (16), square column (15) are pegged graft and are installed in square groove (17).

2. The numerically controlled fraise machine rotary table of claim 1, wherein: the device is characterized in that a driving mechanism is arranged on the mounting shell (1) and the workbench (5), the driving mechanism comprises a motor (2), a gear (3) and a ring gear (7), the motor (2) is fixedly arranged in the mounting shell (1), and an output shaft of the motor (2) extends to the outer side of the mounting shell (1).

3. The numerically controlled fraise machine rotary table of claim 2, wherein: the gear (3) is fixedly arranged on an output shaft of the motor (2), the ring gear (7) is fixedly arranged at the bottom of the workbench (5), and the gear (3) is meshed with teeth on the ring gear (7).

4. The numerically controlled fraise machine rotary table of claim 1, wherein: the mounting shell (1) is internally and fixedly provided with a first electric push rod (6), and a telescopic rod of the first electric push rod (6) is abutted against the bottom of the workbench (5).

5. The numerically controlled fraise machine rotary table of claim 1, wherein: the mounting shell (1) is internally and fixedly provided with a fixing frame (9), the first fixing frame (11) is fixedly connected with a sliding block (10), and the sliding block (10) is slidably arranged in the fixing frame (9).

6. A numerically controlled fraise machine rotary table according to claim 3, wherein: the bottom of ring gear (7) is annular array and is provided with multiunit universal ball (20), constant head tank (21) that are annular setting are seted up at the top of installation shell (1), universal ball (20) movable mounting is in constant head tank (21).

7. The numerically controlled fraise machine rotary table of claim 1, wherein: the second fixing frame (19) is fixedly arranged in the mounting shell (1), and the second connecting rod (16) is rotatably arranged in the second fixing frame (19).