CN216176957U

CN216176957U - Numerical control milling machine for bearing processing

Info

Publication number: CN216176957U
Application number: CN202122576485.7U
Authority: CN
Inventors: 李延博; 孙强; 任洪帅
Original assignee: Wafangdian Shanbao Bearing Manufacturing Co ltd
Current assignee: Wafangdian Shanbao Bearing Manufacturing Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-05
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a numerical control milling machine for bearing processing, which comprises a workpiece fixing part, a cutter assembly and a numerical control system from left to right, wherein the workpiece fixing part comprises a rotatable main shaft, a three-jaw chuck and three jaws, every two of the three jaws are uniformly distributed on the three-jaw chuck at an included angle of 120 degrees, the cutter assembly comprises 2 groups of cutter heads arranged in parallel, the cutter heads are fixed through upper and lower pressing blocks, the lower pressing blocks are fixed on a transverse base, the transverse base is transversely fixed on a longitudinal base and is adjustable in position on the longitudinal base, the longitudinal base can move left and right along a track, scales are arranged on the track, the numerical control system is fixed on a support, and the movement and the feeding amount of the cutter assembly are controlled through a programmed numerical value arranged on the numerical control system. The numerical control principle knowledge is applied on the basis of the original lathe, the structure is simple, the operation is convenient, the cost is saved, the waste of resources is avoided, and the economic benefit is improved.

Description

Numerical control milling machine for bearing processing

Technical Field

The utility model relates to the technical field of equipment for bearing machining, in particular to a numerical control milling machine for bearing machining, which is simple in structure, simple and convenient to operate and high in practicability.

Background

The bearing is an important part in modern mechanical equipment, the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the motion process and ensure the rotation precision of the mechanical rotating body, the bearing needs to be processed by a numerical control lathe during production, the numerical control lathe is one of the numerical control machines which are widely used at present, the bearing is mainly used for cutting and processing the inner and outer cylindrical surfaces, the inner and outer conical surfaces with any cone angle, the complex rotation inner and outer curved surfaces, the cylinders, the conical threads and the like of shaft parts or disc parts, and can perform grooving, drilling, reaming, boring and the like. Milling machine carries out milling process's lathe to the work piece with milling cutter, the terminal surface of bearing need open special size's recess etc, it is more to bearing manufacturing enterprise's traditional milling machine equipment at present, its machining efficiency is low, artifical input is big, purchase new equipment again like the milling machine of each process and be complete set numerically controlled fraise machine can increase manufacturing cost, can lead to manufacturing cost to increase, cause the wasting of resources, economic benefits is low, therefore, to traditional bearing class processing enterprise, do not need whole change equipment, the urgent need for a collection numerical control milling machine in an organic whole that can satisfy enterprise's demand equally.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the numerical control milling machine for bearing processing, which has the advantages of simple structure, convenience in operation, avoidance of resource waste and low cost.

The technical scheme adopted by the utility model is that the numerical control milling machine for processing the bearing comprises a workpiece fixing part, a cutter assembly and a numerical control system from left to right, the workpiece fixing part comprises a rotatable main shaft, a three-jaw chuck and jaws which are fixed on the main shaft, every two of the three clamping jaws are uniformly distributed on the three-jaw chuck at an included angle of 120 degrees, the clamping jaws are fixed on the three-jaw chuck through bolts, the position of the jaw is adjustable, the cutter assembly comprises 2 groups of cutter heads which are arranged in parallel, the cutter heads are fixed by an upper pressing block and a lower pressing block, the lower pressing block is fixed on the transverse base, the transverse base is transversely fixed on the longitudinal base and the position of the transverse base on the longitudinal base is adjustable, the longitudinal base can move left and right along the track, the track is provided with scale marks, the numerical control system is fixed on the bracket, and the movement and the feeding amount of the cutter combination are controlled by setting a programmed numerical value on the numerical control system.

In a preferred embodiment of the present invention, the numerical control system is connected to the cutter assembly and the motor through an interface device.

The technical effects are as follows: the movement and feed amount of the cutter combination and the motor are integrally controlled by a numerical control system, and the motor drives the main shaft 11 to rotate forwards and backwards.

In a preferred embodiment of the utility model, a recovery groove is arranged below the track, and the upper end of the recovery groove corresponds to the clamping jaw.

The technical effects are as follows: the recovery tank can directly recover the processed scraps to prevent splashing and hurting people.

The utility model has the beneficial effects that: the drilling machine structure integrating numerical control can meet the machining requirements of traditional bearing machining enterprises, utilizes numerical control principle knowledge on the basis of the original lathe, and is simple in structure, convenient to operate, capable of saving cost, avoiding resource waste and improving economic benefits.

Drawings

FIG. 1 is a schematic structural diagram of a numerically controlled milling machine for bearing processing according to the present invention.

FIG. 2 is a schematic structural diagram of a numerically controlled milling machine for bearing processing according to the present invention.

The labels in the figure are: 1-workpiece fixing part, 2-cutter combination, 3-numerical control system, 4-recovery tank, 11-main shaft, 12-three-jaw chuck, 13-clamping jaw, 14-motor, 21-rail, 22-longitudinal base, 23-transverse base, 24-cutter head, 25-pressing block, 26-scale mark, 31-bracket and 32-interface device.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein can be arranged and designed in a wide variety of different configurations.

The structure of the utility model mainly comprises a workpiece fixing part 1, a cutter combination 2 and a numerical control system 3, wherein a workpiece to be processed is fixed on a three-jaw chuck 12 of the workpiece fixing part 1, the center of the three-jaw chuck 12 is fixedly connected with a main shaft 11, the main shaft 11 controls forward rotation and reverse rotation through a motor 14, 3 jaws 13 are uniformly distributed on the three-jaw chuck 12, the included angle between two jaws 13 is 120 degrees, namely, the two jaws bisect the circular surface of the chuck, the clamping part of the jaws 13 is arc-shaped, the three arcs are connected together to form a circle, the jaws 13 are fixed on the chuck through bolts, the positions of the jaws 13 can be adjusted according to the diameter of the workpiece, the cutter combination 2 is correspondingly arranged on the right side of the workpiece fixing part 1, the cutter combination 2 comprises a longitudinal base 22, a transverse base 23, two square pressing blocks 25 and a cutter head 24 between the two pressing blocks 25 from bottom to top, the longitudinal base 22 is arranged along the track 21 and can move left and right along the track 21, the track 21 is provided with scale marks 26 which can correct the feeding amount, the upper end of the longitudinal base 22 is transversely provided with a transverse base 23, the transverse base 23 can move back and forth, thus ensuring that the tool bits 24 can freely move in any direction, 2 tool bits 24 are arranged between the pressing blocks 25, the two tool bits 24 are arranged in parallel at intervals, the position and the using amount of the tool bits 24 are adjusted according to the specific requirements of a workpiece to be processed, the control panel 3 is arranged at the top end of the bracket 31, the feeding amount and the direction of the tool bits 24 are controlled by setting program parameters on the control panel 3, the numerical control system 3 is communicated with an external execution mechanism through an interface device 32, the interface device 32 comprises a servo interface, a main shaft interface and an input and output interface, the numerical control system 3 further comprises an encoder and a hand wheel, the servo interface is connected with an X-shaft driver, the system comprises a Y-axis driver and a Z-axis driver, a main shaft interface is connected with the main shaft driver or a frequency converter, an input/output interface is used for carrying out input and output with a travel switch and a relay through an I/O (input/output) board, and an encoder is connected with a main shaft encoder.

The specific operation method comprises the following steps: after a workpiece is clamped, the workpiece is rotated to see whether the workpiece jumps or not, if the workpiece jumps seriously, the workpiece needs to be corrected, then the tool setting is carried out, firstly, the plane of the workpiece is close to the tool bit 24, the coordinates in the X direction, the Y direction and the Z direction are respectively set, then, the tool compensation setting is carried out on the control panel 3, and after the coordinates are well set, the program value is modified, and generally, a margin is reserved.

The drilling machine structure integrating numerical control can meet the machining requirements of traditional bearing machining enterprises, utilizes numerical control principle knowledge on the basis of the original lathe, and is simple in structure, convenient to operate, capable of saving cost, avoiding resource waste and improving economic benefits.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Numerically controlled fraise machine is used in bearing processing, its characterized in that: the numerical control lathe comprises a workpiece fixing part (1) from left to right, a cutter assembly (2) and a numerical control system (3), wherein the workpiece fixing part (1) comprises a rotatable main shaft (11), a three-jaw chuck (12) fixed on the main shaft (11) and three clamping jaws (13), the three clamping jaws (13) are uniformly distributed on the three-jaw chuck (12) at an included angle of 120 degrees, the clamping jaws (13) are fixed on the three-jaw chuck (12) through bolts, the positions of the clamping jaws (13) are adjustable, the cutter assembly (2) comprises 2 groups of cutter heads (24) arranged in parallel, the cutter heads (24) are fixed through upper and lower pressing blocks (25), the lower pressing blocks are fixed on a transverse base (23), the transverse base (23) is transversely fixed on the longitudinal base (22) and is adjustable in position on the longitudinal base (22), the longitudinal base (22) can move left and right along a track (21), the track (21) is provided with scale marks (26), the numerical control system (3) is fixed on the bracket (31), and the feeding amount of the cutter assembly (2) is controlled by setting a programmed numerical value on the numerical control system (3).

2. The numerically controlled milling machine for bearing processing according to claim 1, characterized in that: the numerical control system (3) is connected to the cutter assembly (2) through an interface device (32).

3. The numerically controlled milling machine for bearing processing according to claim 1, characterized in that: the track (21) under set up recovery tank (4), recovery tank (4) upper end and jack catch (13) correspond.