CN210413508U

CN210413508U - Numerically-controlled machine tool is with main shaft of connection that slows down convenient to installation

Info

Publication number: CN210413508U
Application number: CN201921171512.9U
Authority: CN
Inventors: 蔡俊军; 奚小荣; 王桂林
Original assignee: Changzhou Taili Reducer Co ltd
Current assignee: Changzhou Taili Reducer Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-04-28
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a main shaft is connected in speed reduction for digit control machine tool convenient to installation, which comprises a bod, the inner diapire of organism is seted up flutedly, place in the recess with recess assorted bearing plate, a plurality of evenly distributed's of the upper end fixedly connected with shock attenuation post of bearing plate, it is a plurality of the common fixedly connected with diaphragm in upper end of shock attenuation post, the shock attenuation post cover that is located between bearing plate and the diaphragm is equipped with damping spring, the upper end fixedly connected with shock attenuation backing plate of diaphragm, the gear box is installed to the upper end of shock attenuation backing plate, the mid-mounting of gear box has first main shaft, the one end of first main shaft is connected with the shaft coupling through the parallel key, the one end fixedly connected with second main shaft of first main shaft. The utility model discloses the installation is simple, increases the shock attenuation support measure, avoids the long-time function of gear box, and the vibration aggravation influences the working property of lathe internals, indirect extension the life of part.

Description

Numerically-controlled machine tool is with main shaft of connection that slows down convenient to installation

Technical Field

The utility model relates to a digit control machine tool technical field especially relates to a digit control machine tool is with speed reduction connection main shaft convenient to installation.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing. Wherein the main shaft is connected in the speed reduction as one of digit control machine tool basic unit spare, the main shaft is connected in the speed reduction comprises main shaft and gear box usually, the main shaft is connected in the speed reduction among the prior art uses a plurality of bolts direct mount inside the lathe usually, the shortcoming of installation like this needs a large amount of bolts to fix, the operation is troublesome, the gear box can vibrate the lathe when the function, long-time work, the vibration volume increases, exceed the scope of allowwing and can lead to the vibration aggravation, influence the working property of lathe internals, make the spare part of lathe produce additional and, reduce the life of part.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art speed reduction connection main shaft and using a plurality of bolts lug mount inside the lathe usually, the shortcoming of installation like this needs a large amount of bolts to fix, the troublesome poeration, the gear box can produce the vibration to the lathe in the function, long-time work, the vibration volume increases, exceed the scope of allowwing and can lead to the vibration aggravation, influence the working property of lathe internals, the spare part that makes the lathe produces the additional and, reduce the life's of part problem, and the numerical control machine tool that provides a be convenient for installation is with speed reduction connection main shaft.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a speed reduction connection main shaft for a numerical control machine tool convenient to install comprises a machine body, wherein a groove is formed in the inner bottom wall of the machine body, a supporting plate matched with the groove is placed in the groove, the upper end of the supporting plate is fixedly connected with a plurality of damping columns which are uniformly distributed, the upper ends of the damping columns are jointly and fixedly connected with a transverse plate, a damping column sleeve positioned between the supporting plate and the transverse plate is provided with a damping spring, the upper end of the transverse plate is fixedly connected with a damping base plate, the upper end of the damping base plate is provided with a gear box, the middle part of the gear box is provided with a first main shaft, one end of the first main shaft is connected with a coupler through a flat key, one end of the coupler, which is far away from the first main shaft, is fixedly connected with a second main shaft, the second main shaft penetrates through the, and one end of the threaded rod, which is far away from the gear box, is in threaded connection with a threaded sleeve.

Preferably, the inner side wall of the machine body and the outer side wall of the machine body are both provided with bearing seats.

Preferably, four mounting holes that are the rectangle setting are seted up to the lateral wall of bearing frame, the mounting hole inner wall all is carved with the screw thread with the organism on the corresponding position of mounting hole, the bearing mounting hole has still been seted up to the lateral wall of bearing frame, install the bearing in the bearing mounting hole, first main shaft and second main shaft are all installed in the bearing.

Preferably, the machine body is in threaded connection with the mounting hole and is provided with a fastening bolt.

Preferably, one end of the threaded sleeve, which is far away from the threaded rod, is fixedly connected with a damping cushion block.

Preferably, the outer side wall of the machine body is provided with heat dissipation holes which are uniformly formed.

In the utility model, the bearing plate is placed in the groove, the first main shaft and the gear box enter the machine body, the first main shaft is connected with the second main shaft through the shaft coupling, the problem that the bearing plate cannot be arranged in the machine body due to the length process of the main shaft is avoided, the bearing seat is arranged on the inner side wall of the machine body and the outer side wall of the machine body through the fastening bolt and the screw thread, the threaded sleeve is rotated by using a tool, so that the shock absorption cushion block is contacted with the inner side wall of the machine body, the first main shaft and the gear box are fixed through the fastening bolt, the threaded rod and the threaded sleeve, so that bolt fixation and complex installation are reduced, in the working process of the first main shaft, the second main shaft and the gear box, the damping cushion block reduces the axial vibration of the gear box, the damping columns, the damping springs and the damping base plates damp the vibration in the vertical direction, the vibration quantity is reduced, the working performance of parts inside a machine tool cannot be influenced, and the service life of the parts is indirectly prolonged. The utility model discloses the installation is simple, increases the shock attenuation support measure, avoids the long-time function of gear box, and the vibration aggravation influences the working property of lathe internals, indirect extension the life of part.

Drawings

Fig. 1 is a schematic structural view of a speed reduction connection main shaft for a numerical control machine tool convenient to install according to the present invention;

fig. 2 is the utility model provides a numerical control machine tool is with structure schematic diagram of speed reduction connection main shaft bearing frame convenient to installation.

In the figure: the damping device comprises a machine body 1, a gear box 2, a fastening bolt 3, a bearing seat 4, a bearing 5, a damping cushion block 6, a thread bushing 7, a threaded rod 8, a damping cushion plate 9, a damping column 10, a damping spring 11, a transverse plate 12, a supporting plate 13, a second main shaft 14, a coupler 15, a mounting hole 16, a bearing mounting hole 17 and a first main shaft 18.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a speed reduction connection main shaft for a numerical control machine tool convenient to install comprises a machine body 1, wherein the outer side wall of the machine body 1 is provided with uniformly arranged heat dissipation holes, heat generated by work in the machine body 1 is conveniently dissipated by arranging the heat dissipation holes, the inner bottom wall of the machine body 1 is provided with a groove, a support plate 13 matched with the groove is arranged in the groove, the upper end of the support plate 13 is fixedly connected with a plurality of uniformly distributed shock absorption columns 10, the upper ends of the shock absorption columns 10 are jointly and fixedly connected with a transverse plate 12, a shock absorption spring 11 is sleeved on the shock absorption column 10 between the support plate 13 and the transverse plate 12, the upper end of the transverse plate 12 is fixedly connected with a shock absorption backing plate 9, the upper end of the shock absorption backing plate 9 is provided with a gear box 2, the shock absorption columns 10, the shock absorption spring 11 and the shock absorption, indirectly prolong the service life of parts.

A first main shaft 18 is arranged in the middle of the gear box 2, one end of the first main shaft 18 is connected with a coupler 15 through a flat key, one end of the coupler 15 far away from the first main shaft 18 is fixedly connected with a second main shaft 14, the second main shaft 14 penetrates through the inner side wall of the machine body 1 and extends outwards, the inner side wall of the machine body 1 and the outer side wall of the machine body 1 are respectively provided with a bearing seat 4, the side wall of the bearing seat 4 is provided with four rectangular mounting holes 16, the inner wall of each mounting hole 16 and the corresponding position of the mounting hole 16 of the machine body 1 are respectively provided with a thread, the side wall of each bearing seat 4 is also provided with a bearing mounting hole 17, a bearing 5 is arranged in each bearing mounting hole 17, the first main shaft 18 and the second main shaft 14 are both arranged in each bearing 5, the machine body 1 and the mounting holes 16 are in threaded connection with a fastening bolt 3, the outer side walls on both, install bearing frame 4 at 1 inside wall of organism and organism 1's lateral wall through holding up bolt 3 and screw thread, the rotatory thread bush 7 of use tool, make cushion block 6 contact organism 1's inside wall, fix first main shaft 18 and gear box 2 through holding up bolt 3 and threaded rod 8 and thread bush 7, the bolt fastening has been reduced, reduce loaded down with trivial details installation, threaded bush 7 keeps away from threaded rod 8's one end fixedly connected with cushion block 6, reduce 2 axial vibrations of gear box through setting up cushion block 6.

In the utility model, the bearing plate 13 is placed in the groove, the first main shaft 18 and the gear box 2 enter the machine body 1, the first main shaft 18 is connected with the second main shaft 14 through the shaft coupling 15, the problem that the bearing seat 4 can not be installed in the machine body 1 due to the length process of the main shaft is avoided, the bearing seat 4 is installed on the inner side wall of the machine body 1 and the outer side wall of the machine body 1 through the fastening bolt 3 and the screw thread, the threaded sleeve 7 is rotated by using a tool, so that the cushion block 6 contacts the inner side wall of the machine body 1, the first main shaft 18 and the gear box 2 are fixed through the fastening bolt 3, the threaded rod 8 and the threaded sleeve 7, the bolt fixation is reduced, the complex installation is reduced, in the working process of the first main shaft 18, the second main shaft 14 and the gear box 2, the cushion block 6 reduces the axial vibration of the gear box 2, the, the working performance of the internal parts of the machine tool cannot be influenced, and the service life of the parts is indirectly prolonged.

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. A speed reduction connection main shaft convenient to mount for a numerical control machine tool comprises a machine body (1) and is characterized in that a groove is formed in the inner bottom wall of the machine body (1), a bearing plate (13) matched with the groove is placed in the groove, a plurality of damping columns (10) which are uniformly distributed are fixedly connected to the upper end of the bearing plate (13), a transverse plate (12) is fixedly connected to the upper ends of the damping columns (10) together, a damping spring (11) is sleeved on each damping column (10) located between the bearing plate (13) and the transverse plate (12), a damping base plate (9) is fixedly connected to the upper end of the transverse plate (12), a gear box (2) is mounted at the upper end of the damping base plate (9), a first main shaft (18) is mounted in the middle of the gear box (2), and a coupler (15) is connected to one end of the first main, the one end fixedly connected with second main shaft (14) of first main shaft (18) is kept away from in shaft coupling (15), second main shaft (14) run through the inside wall of organism (1) and extend to the outside, two parallel arrangement's of equal fixedly connected with threaded rod (8) of both sides lateral wall of gear box (2), the one end threaded connection that the gear box was kept away from in threaded rod (8) has thread bush (7).

2. The speed-reducing connection main shaft convenient to mount for the numerical control machine tool is characterized in that a bearing seat (4) is arranged on the inner side wall of the machine body (1) and the outer side wall of the machine body (1).

3. The numerical control machine tool speed reduction connection main shaft convenient to mount according to claim 2, characterized in that the side wall of the bearing seat (4) is provided with four mounting holes (16) which are arranged in a rectangular shape, the inner wall of each mounting hole (16) and the machine body (1) are provided with threads at corresponding positions of the corresponding mounting holes (16), the side wall of the bearing seat (4) is further provided with bearing mounting holes (17), bearings (5) are mounted in the bearing mounting holes (17), and the first main shaft (18) and the second main shaft (14) are mounted in the bearings (5).

4. The numerically-controlled machine tool speed-reducing connection main shaft convenient to mount according to claim 3, characterized in that the machine body (1) is in threaded connection with the mounting hole (16) through a fastening bolt (3).

5. The numerically controlled machine tool spindle for reducing speed and connecting according to claim 1, characterized in that the end of the threaded sleeve (7) remote from the threaded rod (8) is fixedly connected with a cushion block (6).

6. The numerically-controlled machine tool speed-reducing connection main shaft convenient to mount according to claim 1, characterized in that the outer side wall of the machine body (1) is provided with heat dissipation holes which are uniformly arranged.