CN213795266U

CN213795266U - Main shaft course of working buffer structure

Info

Publication number: CN213795266U
Application number: CN202022141540.5U
Authority: CN
Inventors: 王志刚
Original assignee: Jinan Five Axis Cnc Equipment Co ltd
Current assignee: Jinan Five Axis Cnc Equipment Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-07-27
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a main shaft course of working buffer structure, including the main shaft body, the one end of main shaft body is provided with first bearing, one side of first bearing is provided with first buffer, the other end of main shaft body is provided with first flange, one side fixedly connected with second buffer of first flange, second buffer one side fixedly connected with second flange, the motor shaft has been cup jointed to the inside of second flange. This main shaft course of working buffer structure, first buffer cup joints with the main shaft body, can alleviate the vibrations of main shaft horizontal direction, second buffer can alleviate the vibrations of the vertical direction of main shaft, this buffer structure has the effectual advantage of buffering, the life of extension main shaft, first connecting plate and first flange and second connecting plate all pass through fixed screw fixed connection with the second flange, the realization is fixed to second buffer, make this buffer structure have the characteristics of making things convenient for the dismouting.

Description

Main shaft course of working buffer structure

Technical Field

The utility model relates to a main shaft processing technology field specifically is a main shaft course of working buffer structure.

Background

The mechanical spindle refers to a shaft on a machine tool for driving a workpiece or a cutter to rotate. The main shaft part is generally composed of a main shaft, a bearing, a transmission part (a gear or a belt pulley) and the like, and is mainly used for supporting transmission parts such as the gear and the belt pulley in a machine and transmitting motion and torque, such as a machine tool main shaft; the spindle is used for clamping workpieces, such as spindles, and most of machine tools except for planing machines, broaching machines and other machine tools with linear motion main motion are provided with spindle parts.

At present, the main shaft mostly has poor stability scheduling problem, in the course of working, influences its work efficiency easily, can increase the wearing and tearing of main shaft in the course of working simultaneously, has shortened life, in addition, the main shaft that has buffer structure is because complicated, and the installation is all more difficult with the dismantlement, consequently, we have provided a main shaft course of working buffer structure to solve above problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a main shaft course of working buffer structure has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a main shaft course of working buffer structure, includes the main shaft body, the one end of main shaft body is provided with first bearing, one side of first bearing is provided with first buffer, the other end of main shaft body is provided with first flange, the through-hole has been seted up at the middle part of first flange, through-hole and main shaft body looks adaptation, one side fixedly connected with second buffer of first buffer is kept away from to first flange, one side fixedly connected with second flange that first flange was kept away from to second buffer, the motor shaft has been cup jointed to the inside of second flange, motor shaft and main shaft body fixed connection, the one end that the main shaft body was kept away from to the motor shaft has cup jointed the second bearing.

Optionally, the outer surface of the first buffer device is provided with a supporting sleeve, the inner wall of the supporting sleeve is provided with a first buffer spring, one end of the first buffer spring, far away from the supporting sleeve, is fixedly connected with a buffer plate, and the inner wall of the buffer plate is fixedly connected with the main shaft body.

Optionally, the second buffer device comprises a first connecting plate, a telescopic rod, a second buffer spring and a second connecting plate, the telescopic rod is fixedly connected to one side of the first connecting plate, the second buffer spring is sleeved on the surface of the telescopic rod, and the telescopic rod is far away from the second connecting plate which is fixedly connected to one end of the first connecting plate.

Optionally, first threaded holes are formed in the first connecting plate and the first flange, second threaded holes are formed in the second connecting plate and the second flange, and fixing screws are connected to the first threaded holes and the second threaded holes in a threaded manner.

Optionally, the number of the telescopic rods is four, and the four telescopic rods are uniformly distributed around the second connecting plate.

Optionally, the first bearing, the second bearing, the first flange, the second flange and the inner wall of the buffer plate are provided with rubber pads.

(III) advantageous effects

The utility model provides a main shaft course of working buffer structure possesses following beneficial effect:

1. this main shaft course of working buffer structure, setting through first buffer spring and buffer plate, first buffer cup joints with the main shaft body, when the main shaft body rotates, can alleviate the vibrations of main shaft body horizontal direction, through the telescopic link that sets up between first connecting plate and second connecting plate, and cup joint the second buffer spring on telescopic link surface, can alleviate the vibrations of the vertical direction of main shaft body, this buffer structure has the advantage that the buffering effect is good, can effectively avoid the wearing and tearing of main shaft in the course of working, the life of extension main shaft.

2. This main shaft course of working buffer structure, first buffer cup joint on the surface of main shaft body, through the setting of first bearing, can carry on spacingly to it, prevent to drop, first connecting plate and first flange and second connecting plate all pass through fixed screw fixed connection with the second flange to the realization is fixed to second buffer, thereby makes this buffer structure realize making things convenient for the characteristics of dismouting, improves staff's work efficiency.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

fig. 2 is an exploded view of a second buffer device according to the present invention;

FIG. 3 is a schematic structural view of a first buffer device according to the present invention;

fig. 4 is a schematic view of a partial structure of the second buffer device of the present invention.

In the figure: 1. a main shaft body; 2. a first bearing; 3. a first buffer device; 4. a first flange; 5. a through hole; 6. a second buffer device; 601. a first connecting plate; 602. a telescopic rod; 603. a second buffer spring; 7. a second flange; 8. a motor shaft; 9. a second bearing; 10. a support sleeve; 11. a first buffer spring; 12. a buffer plate; 604. a second connecting plate; 17. a first threaded hole; 18. a second threaded hole; 19. Fixing screws; 20. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a main shaft course of working buffer structure, includes main shaft body 1, its characterized in that: one end of the main shaft body 1 is provided with a first bearing 2, the first buffer device 3 can be limited by the arrangement of the first bearing 2, the flying-out in the processing process is prevented, one side of the first bearing 2 is provided with the first buffer device 3, the outer surface of the first buffer device 3 is provided with a support sleeve 10, the inner wall of the support sleeve 10 is provided with a first buffer spring 11, one end of the first buffer spring 11 far away from the support sleeve 10 is fixedly connected with a buffer plate 12, the inner wall of the buffer plate 12 is fixedly connected with the main shaft body 1, the horizontal direction buffering of the main shaft body 1 can be realized by the arrangement of the first buffer device 3, the other end of the main shaft body 1 is provided with a first flange 4, the middle part of the first flange 4 is provided with a through hole 5, the through hole 5 is matched with the main shaft body 1, one side of the first flange 4 far away from the first buffer device 3 is fixedly connected with a second buffer device 6, through the arrangement of the second buffer device 6, the buffer of the main shaft body 1 in the vertical direction can be realized, the second buffer device 6 comprises a first connecting plate 601, an expansion link 602, a second buffer spring 603 and a second connecting plate 604, one side of the first connecting plate 601 is fixedly connected with the expansion link 602, the surface of the expansion link 602 is sleeved with the second buffer spring 603, one end of the expansion link 602 away from the first connecting plate 601 is fixedly connected with the second connecting plate 604, one side of the second buffer device 6 away from the first flange 4 is fixedly connected with a second flange 7, through the arrangement of the first flange 4 and the second flange 7, the second buffer device 6 is convenient to install and disassemble, the first threaded holes 17 are respectively arranged inside the first connecting plate 601 and the first flange 4, the second threaded holes 18 are respectively arranged inside the second connecting plate 604 and the second flange 7, the fixing screws 19 are respectively in the first threaded holes 17 and the second threaded holes 18, the motor shaft 8 has been cup jointed to the inside of second flange 7, and motor shaft 8 and main shaft body 1 fixed connection, motor shaft 8 keep away from the one end of main shaft body 1 and have cup jointed second bearing 9, and the inner wall of first bearing 2, second bearing 9, first flange 4, second flange 7 and buffer board 12 is provided with rubber pad 20, through the setting of rubber pad 20, can further improve buffer structure's buffer capacity.

In conclusion, this main shaft course of working buffer structure, when using, through the first buffer spring 11 that sets up between supporting sleeve 10 and buffer plate 12, realize the buffering to main shaft body 1 horizontal direction, through telescopic link 602 and second buffer spring 15 that set up between first connecting plate 601 and second connecting plate 604, realize the buffering to the vertical direction of main shaft body 1, through the setting of first bearing 2 and second bearing 9, can carry on spacingly to buffer structure, first connecting plate 601 and second connecting plate 604 pass through fixed screw 19 fixed connection, the convenience is carried out the dismouting to second buffer 6, setting through rubber pad 20, can improve buffer structure's buffer capacity.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a main shaft course of working buffer structure, includes main shaft body (1), its characterized in that: one end of the main shaft body (1) is provided with a first bearing (2), one side of the first bearing (2) is provided with a first buffer device (3), the other end of the main shaft body (1) is provided with a first flange (4), the middle part of the first flange (4) is provided with a through hole (5), the through hole (5) is matched with the main shaft body (1), one side of the first flange (4) far away from the first buffer device (3) is fixedly connected with a second buffer device (6), a second flange (7) is fixedly connected to one side of the second buffer device (6) far away from the first flange (4), a motor shaft (8) is sleeved inside the second flange (7), the motor shaft (8) is fixedly connected with the main shaft body (1), and a second bearing (9) is sleeved at one end of the motor shaft (8) far away from the main shaft body (1).

2. The buffer structure for the spindle machining process according to claim 1, wherein: the outer surface of the first buffering device (3) is provided with a supporting sleeve (10), the inner wall of the supporting sleeve (10) is provided with a first buffer spring (11), one end of the first buffer spring (11) far away from the supporting sleeve (10) is fixedly connected with a buffer plate (12), and the inner wall of the buffer plate (12) is fixedly connected with the main shaft body (1).

3. The buffer structure for the spindle machining process according to claim 1, wherein: the second buffer device (6) comprises a first connecting plate (601), a telescopic rod (602), a second buffer spring (603) and a second connecting plate (604), wherein the telescopic rod (602) is fixedly connected to one side of the first connecting plate (601), the second buffer spring (603) is sleeved on the surface of the telescopic rod (602), and the second connecting plate (604) is fixedly connected to one end, far away from the first connecting plate (601), of the telescopic rod (602).

4. A spindle machining process buffering structure according to claim 3, characterized in that: first threaded holes (17) are formed in the first connecting plate (601) and the first flange (4), second threaded holes (18) are formed in the second connecting plate (604) and the second flange (7), and fixing screws (19) are connected to the first threaded holes (17) and the second threaded holes (18) in a threaded mode.

5. A spindle machining process buffering structure according to claim 3, characterized in that: the number of the telescopic rods (602) is four, and the four telescopic rods (602) are uniformly distributed around the second connecting plate (604).

6. The buffer structure for the spindle machining process according to claim 1, wherein: and rubber pads (20) are arranged on the inner walls of the first bearing (2), the second bearing (9), the first flange (4), the second flange (7) and the buffer plate (12).