CN112846251A

CN112846251A - Transmission main shaft for numerical control machine tool

Info

Publication number: CN112846251A
Application number: CN201911170871.7A
Authority: CN
Inventors: 黄智红
Original assignee: Jingjiang Jushun Precision Lighti Alloy Molding Technology Co ltd
Current assignee: Jingjiang Jushun Precision Lighti Alloy Molding Technology Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2021-05-28

Abstract

The invention discloses a transmission main shaft for a numerical control machine tool, which comprises a base and a main shaft, wherein a protective box and a fixing frame are fixed on the upper surface of the base through screws, the fixing frame is arranged at the rear end of the protective box, a bearing is clamped on the inner side of the fixing frame, mounting grooves are formed in two ends of the main shaft, the main shaft penetrates through the bearing, the front end of the main shaft penetrates through the protective box, a cleaning barrel is integrally connected to the outer surface of the front end of the protective box, brushes are uniformly bonded on the inner wall of the cleaning barrel, an oil tank is arranged on the inner side of the protective box, an oil inlet is integrally connected to the upper surface of the protective box, a sponge ring is bonded on the inner wall of the protective box, an oil conveying pipe is arranged at the bottom end of the oil tank, and an. The automatic oil supplementing device has an automatic oil supplementing structure, so that the main shaft can be conveniently oiled, the transmission main shaft can be conveniently cleaned, and the service life of the main shaft is prolonged.

Description

Transmission main shaft for numerical control machine tool

Technical Field

The invention relates to the technical field of machine tool spindles, in particular to a transmission spindle for a numerical control machine tool.

Background

The numerical control machine tool is a common device in machining, the transmission main shaft is a main accessory on the numerical control machine tool, the tool bit needs to be arranged on the transmission main shaft, and then the transmission main shaft is driven to rotate through the driving mechanism, so that the transmission main shaft drives the tool bit to rotate.

When present transmission main shaft is used for the digit control machine tool to use, the lubrication of transmission main shaft is the main factor that keeps transmission main shaft steady operation, however the unable automatic oil of mending of present transmission main shaft, need regularly mend oil maintenance, troublesome poeration, and present transmission main shaft at the during operation, can have the piece to splash to the main shaft, can't clear up transmission main shaft, influence the main shaft life-span, consequently need to design a digit control machine tool for transmission main shaft to solve above-mentioned problem urgently.

Disclosure of Invention

The invention aims to provide a transmission main shaft for a numerical control machine tool, which aims to solve the problems that automatic oil supplement cannot be carried out, regular oil supplement and maintenance are required, the operation is troublesome, the transmission main shaft cannot be cleaned, and the service life of the main shaft is influenced in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a transmission main shaft for digit control machine tool, includes base and main shaft, the upper surface of base passes through the screw fixation and has protection box and mount, and the mount sets up in the rear end of protection box, the inboard block of mount has the bearing, the mounting groove has all been seted up at the both ends of main shaft, the main shaft runs through the bearing setting, the front end of main shaft runs through protection box setting, the front end surface integration of protection box is connected with clean section of thick bamboo, evenly adhere on clean section of thick bamboo's the inner wall and have the brush, the inboard of protection box is equipped with the oil tank, the upper surface integration of protection box is connected with the oil inlet, it has the sponge circle to adhere on the inner wall of protection box, the bottom of oil tank is equipped with defeated oil pipe, the rear end of protection box.

Preferably, the rear end of the protection box is fixed with a protection cover through a screw, the lower surface of the protection cover is connected and fixed with the upper surface of the base through a screw, and the rear end of the spindle penetrates through the protection cover.

Preferably, the number of the cleaning cylinders is two, two sets of the cleaning cylinders are respectively fixed on the protective box and the protective cover, the two sets of the cleaning cylinders are all sleeved on the main shaft, and the brush is abutted against the surface of the main shaft.

Preferably, the inner chamber and the oil tank intercommunication of defeated oil pipe, the bottom of defeated oil pipe is contradicted with the surface of sponge circle, adjusting screw's front end pierces through defeated oil pipe, adjusting screw passes through threaded connection with the protection box.

Preferably, the sponge ring is of an annular structure, and the sponge ring is sleeved on the main shaft.

Compared with the prior art, the invention has the beneficial effects that: the transmission main shaft for the numerical control machine tool is provided with an automatic oil supplementing structure, so that the main shaft is convenient to coat oil, the transmission main shaft is convenient to clean, and the service life of the main shaft is prolonged;

(1) the automatic oil supplementing device is provided with an oil tank, an oil conveying pipe and a sponge ring, wherein the oil tank is arranged on the inner side of the protection box, the oil conveying pipe is arranged at the bottom end of the oil tank, the sponge ring is embedded in the inner wall of the protection box, so that the sponge ring is sleeved on the spindle, lubricating oil in the oil tank can be conducted to the sponge ring through the oil conveying pipe, the sponge ring is used for oiling the spindle, and the effect of automatically supplementing oil and facilitating oiling the spindle is achieved;

(2) be provided with a clean section of thick bamboo, brush and protection casing, be fixed with a clean section of thick bamboo through the front end at the protection box to there is the brush at the even bonding of the inner wall of a clean section of thick bamboo, the messenger splashes main epaxial piece and can be blockked by the brush, avoids the piece to get into clean section of thick bamboo rear end, and sweeps the piece down, and the protection casing can protect protection box rear end simultaneously, and then reaches and be convenient for clear up transmission main shaft, improves main shaft life's effect.

Drawings

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

FIG. 2 is a schematic side cross-sectional view of the structure of the present invention;

fig. 3 is an enlarged view of the structure at a in fig. 2 according to the present invention.

In the figure: 1. a base; 2. a main shaft; 3. mounting grooves; 4. a protective case; 5. a cleaning cartridge; 6. an oil inlet; 7. a fixed mount; 8. a bearing; 9. a brush; 10. an oil tank; 11. an oil delivery pipe; 12. a sponge ring; 13. adjusting the screw rod; 14. a shield.

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.

Referring to fig. 1-3, an embodiment of the present invention is shown: a transmission main shaft for a numerical control machine tool comprises a base 1 and a main shaft 2, wherein a protective box 4 and a fixing frame 7 are fixed on the upper surface of the base 1 through screws, the fixing frame 7 is arranged at the rear end of the protective box 4, a bearing 8 is clamped on the inner side of the fixing frame 7, mounting grooves 3 are formed in two ends of the main shaft 2, the main shaft 2 penetrates through the bearing 8, the front end of the main shaft 2 penetrates through the protective box 4, a cleaning cylinder 5 is integrally connected to the outer surface of the front end of the protective box 4, brushes 9 are uniformly adhered to the inner wall of the cleaning cylinder 5, a protective cover 14 is fixed at the rear end of the protective box 4 through screws, the lower surface of the protective cover 14 is fixedly connected with the upper surface of the base 1 through screws, the rear end of the main shaft 2 penetrates through the protective cover 14, two groups of cleaning cylinders 5 are respectively fixed on the protective box 4 and the protective cover 14, and the, brush 9 contradicts with the surface of main shaft 2, and protection casing 14 plays the effect of protecting main shaft 2, through the cover is equipped with clean section of thick bamboo 5 on main shaft 2 to evenly adhere in clean section of thick bamboo 5 has brush 9, makes brush 9 can block the piece, can sweep the piece down simultaneously.

The inboard of protection box 4 is equipped with oil tank 10, the upper surface integration of protection box 4 is connected with oil inlet 6, it has sponge circle 12 to bond on the inner wall of protection box 4, sponge circle 12 is the loop configuration, sponge circle 12 cover is located on main shaft 2, the bottom of oil tank 10 is equipped with defeated oil pipe 11, the rear end of protection box 4 pierces through and is provided with adjusting screw 13, defeated oil pipe 11's inner chamber and oil tank 10 intercommunication, defeated oil pipe 11's bottom is contradicted with the surface of sponge circle 12, adjusting screw 13's front end pierces through defeated oil pipe 11, adjusting screw 13 passes through threaded connection with protection box 4, can adjust adjusting screw 13 length in defeated oil pipe 11 through rotating adjusting screw 13, can adjust the logical oil aperture size in defeated oil pipe 11.

The working principle is as follows: when the machine tool is used, the base 1 is fixedly connected with a sliding seat on a machine tool, and the output end of a machine tool driving unit is connected with the rear end of the spindle 2, so that the machine tool driving unit can drive the spindle 2 to rotate;

lubricating oil can be added into the oil tank 10 through the oil inlet 6, so that the lubricating oil in the oil tank 10 can be conducted to the sponge ring 12 through the oil conveying pipe 11, the sponge ring 12 can coat the spindle 2 with the lubricating oil, the length of the adjusting screw 13 in the oil conveying pipe 11 can be adjusted by rotating the adjusting screw 13, the size of the oil through hole in the oil conveying pipe 11 can be adjusted, and the oil supply amount is convenient to adjust;

through the front end at protection box 4 be fixed with a cleaning barrel 5 to there is brush 9 at the even bonding of the inner wall of cleaning barrel 5, the piece that makes to splash on main shaft 2 can be blockked by brush 9, avoids the piece to get into cleaning barrel 5 rear end, and sweeps the piece down, and protection casing 14 can protect protection box 4 rear end simultaneously, and is comparatively practical.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Transmission main shaft for digit control machine tool includes base (1) and main shaft (2), its characterized in that: the upper surface of the base (1) is fixed with a protective box (4) and a fixing frame (7) through screws, the fixing frame (7) is arranged at the rear end of the protective box (4), the inner side of the fixing frame (7) is clamped with a bearing (8), mounting grooves (3) are formed in the two ends of the main shaft (2), the main shaft (2) penetrates through the bearing (8), the front end of the main shaft (2) penetrates through the protective box (4) to be arranged, the outer surface of the front end of the protective box (4) is integrally connected with a cleaning barrel (5), brushes (9) are uniformly bonded on the inner wall of the cleaning barrel (5), an oil tank (10) is arranged on the inner side of the protective box (4), the upper surface of the protective box (4) is integrally connected with an oil inlet (6), a sponge ring (12) is bonded on the inner wall of the protective box (4), an oil delivery pipe (11) is arranged at the bottom end of, the rear end of the protection box (4) is provided with an adjusting screw (13) in a penetrating way.

2. The transmission spindle for the numerical control machine tool according to claim 1, characterized in that: the rear end of protection box (4) is fixed with protection casing (14) through the screw, the lower surface of protection casing (14) passes through the screw and is fixed with the upper surface connection of base (1), the rear end of main shaft (2) pierces through protection casing (14).

3. The transmission spindle for the numerical control machine tool according to claim 1, characterized in that: the quantity of clean section of thick bamboo (5) is two sets of, and is two sets of clean section of thick bamboo (5) are fixed respectively on protection box (4) and protection casing (14), and on two sets of clean section of thick bamboo (5) all overlap establish with main shaft (2), brush (9) are contradicted with the surface of main shaft (2).

4. The transmission spindle for the numerical control machine tool according to claim 1, characterized in that: the inner chamber and the oil tank (10) intercommunication of defeated oil pipe (11), the bottom of defeated oil pipe (11) is contradicted with the surface of sponge circle (12), adjusting screw's (13) front end pierces through defeated oil pipe (11), adjusting screw (13) pass through threaded connection with protection box (4).

5. The transmission spindle for the numerical control machine tool according to claim 1, characterized in that: the sponge ring (12) is of an annular structure, and the sponge ring (12) is sleeved on the main shaft (2).