CN215980652U

CN215980652U - Gearbox for numerically controlled lathe

Info

Publication number: CN215980652U
Application number: CN202122659929.3U
Authority: CN
Inventors: 曾梓毅; 蔡昭藏; 白毅明
Original assignee: Guangzhou Pengjun Machine Tool Co ltd
Current assignee: Guangzhou Pengjun Machine Tool Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-03-08
Anticipated expiration: 2031-11-02

Abstract

The utility model provides a gearbox for a numerically controlled lathe, which comprises a high gear, a low gear shaft, a middle gear shaft and a gearbox shell, wherein the high gear is fixedly arranged on two sides of the inside of the gearbox shell through mounting pieces, one end of one of the high gears is fixedly provided with a gear set II, one end of the other high gear is provided with a gear set I in a limiting and sliding way, a middle gear shaft is rotatably arranged at the bottom of the high gear in a limiting way, a gear set III is fixedly arranged on the middle gear shaft, the gear box for the numerical control lathe drives a gear shifting mechanism through a servo motor, the gear shifting mechanism is respectively meshed with a gear set II and a gear set III through driving a gear set I, the high gear is shifted for speed reduction, and automatic gear shifting is performed through programming, so that the output torque is improved, larger cutting torque can be borne, powerful cutting and finish machining can be adapted, the machining precision is high, and the machining efficiency of a lathe is improved.

Description

Gearbox for numerically controlled lathe

Technical Field

The utility model relates to the technical field of manufacturing industry, in particular to a gearbox for a numerical control lathe.

Background

Traditional numerical control lathe variable speed mainly leans on motor speed to directly link, and this structure congenital problem is that the output torque mainly leans on motor performance, can not effectively carry out the enlargeing of moment of torsion and improve machining efficiency, and the other one is that traditional handle shifts, and this kind of structure will shift the handle through the manual pulling of workman and shift, and the problem of traditional shift structure is that the workman operates inconveniently, and the potential safety hazard in addition causes the injury to the workman easily to the moment of torsion that it bore is less.

Therefore, the utility model provides a gearbox for a numerically controlled lathe.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a gearbox for a numerically controlled lathe to solve the problems in the background art.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a gearbox for numerical control lathe, includes high fender, low fender axle, well fender axle and gearbox casing, the both sides of the inside of gearbox casing have high fender through installed part fixed mounting, one of them the one end fixed mounting of high fender has gear train two, another the spacing slidable mounting of high fender one end has gear train one, the spacing rotation in bottom of high fender installs well fender axle, the epaxial fixed mounting of well fender has gear train three, the top fixed mounting of high fender has low fender axle, the spacing rotation in top of low fender axle installs the gear shifting axle, the epaxial fixed mounting of gear shifting has gearshift, the epaxial spacing slidable mounting of low fender has the sliding sleeve, the bottom movable mounting of sliding sleeve is in the inside of gear train one.

In a preferred embodiment of the present invention, gears are fixedly mounted to one end of each of the outer portions of the two high gears.

In a preferred embodiment of the present invention, the bottom of the transmission housing is fixedly mounted with bolts.

In a preferred embodiment of the utility model, the gear set is fixedly connected to the shifting mechanism.

In a preferred embodiment of the present invention, the first gear set and the second gear set are disposed in parallel with each other.

In a preferred embodiment of the present invention, the first gear set and the third gear set are disposed in parallel with each other.

The utility model has the beneficial effects that: according to the gearbox for the numerical control lathe, the servo motor drives the gear shifting mechanism, the gear shifting mechanism drives the gear set I to be respectively meshed with the gear set II and the gear set III, gear shifting and speed reduction are carried out on a high gear, automatic gear shifting is carried out through programming, so that the output torque is improved, larger cutting torque can be borne, the gearbox can adapt to powerful cutting and finish machining, the machining precision is high, and the machining efficiency of the lathe is improved.

Drawings

FIG. 1 is a structural diagram of a gearbox for a numerically controlled lathe according to the present invention;

in the figure: 1. high gear; 2. a low gear shaft; 3. a shift shaft; 4. a middle gear shaft; 5. a transmission housing; 6. a first gear set; 7. a second gear set; 8. a third gear set; 9. a gear shift mechanism.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Referring to fig. 1, the present invention provides a technical solution: a gearbox for a numerical control lathe comprises a high gear 1, a low gear shaft 2, a middle gear shaft 4 and a gearbox shell 5, wherein the high gear 1 is fixedly arranged on two sides of the inside of the gearbox shell 1 through mounting pieces, one end of one of the high gear 1 is fixedly provided with a gear set II 7, the other end of the high gear 1 is provided with a gear set I6 in a limiting and sliding manner, the middle gear shaft 4 is rotatably arranged at the bottom of the high gear 1 in a limiting manner, a gear set III 8 is fixedly arranged on the middle gear shaft 4, the low gear shaft 2 is fixedly arranged at the top of the high gear 1, the gear shaft 3 is rotatably arranged at the top of the low gear shaft 2 in a limiting manner, a gear shifting mechanism 9 is fixedly arranged on the gear shifting shaft 3, a sliding sleeve is slidably arranged on the low gear shaft 2 in a limiting manner, the bottom end of the sliding sleeve is movably arranged inside the gear set I6, can bear larger cutting torque and can adapt to powerful cutting and finish machining, the machining precision is high, and the machining efficiency of the lathe is improved.

As a preferred embodiment of the present invention, gears are respectively fixedly mounted at one end of the outer of the two high gears 1, so as to facilitate transmission.

In a preferred embodiment of the present invention, the bottom of the transmission housing 5 is fixedly installed with bolts, which facilitates the installation and fixation of the transmission.

As a preferred embodiment of the present invention, the sliding sleeve is fixedly connected to the gear shift mechanism 9, and the position of the sliding sleeve can be adjusted.

In a preferred embodiment of the present invention, the first gear set 6 and the second gear set 7 are disposed in parallel to each other, so as to facilitate shifting.

In a preferred embodiment of the present invention, the first gear set 6 and the third gear set 8 are parallel to each other to facilitate shifting.

When the gearbox for the numerical control lathe is used, an output shaft of a servo motor is fixedly connected with one end of a gear shifting shaft 3 through a bolt, a gear is fixedly arranged on a main transmission shaft of the lathe, a left high gear 1 is connected with the main transmission shaft through the gear, the main transmission shaft drives the left high gear 1 through the gear, the high gear 1 drives a gear group II 7 at one end of the high gear, when the gear is required to be shifted, the servo motor is started, the output shaft of the servo motor drives the gear shifting shaft 3 to adjust a gear shifting mechanism 9, the gear shifting mechanism 9 drives a sliding sleeve, the sliding sleeve slides on a low gear shaft 2, the bottom end of the sliding sleeve drives a gear group I6 to slide in a limiting way at one end of the right high gear 1, so that the gear group I6 is respectively meshed with a gear group II 7 and a gear group III 8 to shift gears, then the right high gear 1 is respectively driven to rotate through the gear group II 7 and the gear group III 8, and the right high gear 1 drives a main shaft through the gear, this gearbox for numerical control lathe passes through servo motor and drives gearshift 9, and gearshift 9 drives gear train one 6 through the sliding sleeve and meshes with gear train two 7, gear train three 8 respectively, shifts the speed reduction of shifting to high fender 1, shifts automatically through the programming to improve output torque, and can bear bigger cutting torque, can adapt to powerful cutting and finish machining, the machining precision is high, improves lathe machining efficiency.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a gearbox for numerical control lathe, includes high fender, low fender axle, well fender axle and gearbox casing, its characterized in that, there is high fender, one of them through installed part fixed mounting in the both sides of the inside of gearbox casing the one end fixed mounting that keeps off high has gear train two, another the spacing slidable mounting in high fender one end has gear train one, the spacing rotation in bottom of high fender installs well fender axle, well fender epaxial fixed mounting has gear train three, the top fixed mounting that keeps off high has low fender axle, the top spacing rotation of low fender axle installs the gear shift axle, the epaxial fixed mounting of gear shift has shift mechanism, the epaxial rotation of low fender installs the sliding sleeve, the bottom movable mounting of sliding sleeve is in the inside of gear train one.

2. The transmission for a numerically controlled lathe according to claim 1, wherein: and gears are respectively and fixedly arranged at one end of the outer part of the two high gears.

3. The transmission for a numerically controlled lathe according to claim 1, wherein: and the bottom of the gearbox shell is fixedly provided with a bolt.

4. The transmission for a numerically controlled lathe according to claim 1, wherein: the sliding sleeve is fixedly connected with the gear shifting mechanism.

5. The transmission for a numerically controlled lathe according to claim 1, wherein: the first gear set and the second gear set are arranged in parallel.

6. The transmission for a numerically controlled lathe according to claim 1, wherein: the first gear set and the third gear set are arranged in parallel.