CN111482502A

CN111482502A - Rotary radial feeding numerical control spinning machine

Info

Publication number: CN111482502A
Application number: CN201910074820.8A
Authority: CN
Inventors: 王金明; 陈龙
Original assignee: Shanghai Sio Electromechanical Technology Co ltd
Current assignee: Shanghai Sio Electromechanical Technology Co ltd
Priority date: 2019-01-25
Filing date: 2019-01-25
Publication date: 2020-08-04

Abstract

The invention discloses a rotary radial feeding numerical control spinning machine, which comprises a machine body, a spindle box, a spindle motor, a numerical control system, a rotary spinning wheel assembly and an axial sliding table assembly, wherein the machine body is provided with a spindle box; the rotary type rotary wheel assembly is connected with the spindle box; the rotary spinning wheel assembly comprises a rotary spinning wheel frame, and a radial servo motor, a ball screw, a nut seat and a spinning wheel are arranged on the rotary spinning wheel frame; the axial sliding table assembly comprises an axial sliding table, the axial sliding table is connected with an axial servo motor, a tool and die for placing a workpiece is arranged on the axial sliding table, and a clamping device for clamping the workpiece is arranged on the tool and die. The workpiece is clamped on a tool die and is clamped by a clamping device, the rotary type spinning wheel assembly is matched with the axial sliding table assembly, numerical control interpolation is carried out, the track movement of a specific contour is realized, finally, spinning processing of the workpiece is finished, a manipulator is configured, the workpiece can be automatically assembled and disassembled, and intelligent manufacturing is realized.

Description

Rotary radial feeding numerical control spinning machine

Technical Field

The invention relates to the technical field of advanced equipment, in particular to a rotary radial feeding numerical control spinning machine.

Background

A spinning machine belongs to metal plastic forming machinery. An alternating current servo system is arranged on the lathe bed, a rotating wheel frame in the system is provided with a vertical sliding frame and a horizontal sliding frame which are vertical to each other, a precise ball screw pair is adopted for horizontal and vertical feeding, and a servo motor is sequentially connected with a synchronous belt transmission pair and the precise ball screw pair; a precise ball linear guide rail is arranged below the sliding frame; a copying mechanism for the outline of the core mold is arranged on the transverse sliding seat of the rotary wheel frame; the numerical control system device for controlling the servo system and the programmable controller for controlling the hydraulic transmission system are respectively connected with the industrial PC.

At present, a workpiece rotates and a spinning wheel feeds on a static workbench in a conventional numerical control spinning machine. Aiming at long workpieces or non-revolving body workpieces, the following defects exist: spinning cannot be performed; or the spinning can be carried out, but the rotating diameter of the workpiece is too large, the equipment cost is high, the occupied space is large, the efficiency is low, the precision is low, and the like.

Disclosure of Invention

In view of the above problems, an object of the present invention is to provide a rotary radial feed numerical control spinning machine to solve the problem that the prior art cannot process a long workpiece or a non-rotary workpiece.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the rotary radial feeding numerical control spinning machine comprises a machine body, a spindle box, a spindle motor and a numerical control system, wherein the numerical control system is connected with the spindle motor, and the spindle motor is in transmission connection with an output shaft of the spindle box;

the rotary spinning wheel assembly is connected with the spindle box and is driven by the spindle box to rotate; the rotary type spinning wheel assembly comprises a rotary type spinning wheel frame which is connected with the spindle box and rotates along with the rotation of an output shaft of the spindle box, a radial servo motor, a ball screw, a nut seat and a spinning wheel are arranged on the rotary type spinning wheel frame, the ball screw is radially arranged on the rotary type spinning wheel frame, the ball screw is in transmission connection with the radial servo motor, the nut seat is installed on the ball screw in a matched mode, the spinning wheel is fixedly connected with the nut seat, and a radial sliding rail which plays a guiding role in the radial movement of the spinning wheel is arranged on the rotary type spinning wheel frame along with the synchronous radial movement of the nut seat;

the axial sliding table assembly comprises an axial sliding table which is arranged on the lathe body and can slide along the axial direction of the lathe body, the axial sliding table is connected with the axial servo motor, a tool and die for placing a workpiece is arranged on the axial sliding table, and a clamping device for clamping the workpiece is arranged on the tool and die.

As a further improvement, a protective cover is arranged on the lathe bed.

As a further improvement, the operation panel of the numerical control system is arranged on the front panel of the protective cover.

As a further improvement, the radial shaft servo motor is connected to the conductive slip ring through a data line and connected with the controller, and the axial servo motor is connected with the controller through a data line and controlled by a numerical control system.

As a further improvement, the clamping device is a hydraulic cylinder.

The workpiece is clamped on a tool die and is clamped by a hydraulic cylinder, the rotary type spinning wheel assembly is matched with the axial sliding table assembly, numerical control interpolation is carried out, the track movement of a specific contour is realized, and finally the spinning processing of the workpiece is finished.

Compared with the existing machine type, the numerical control spinning machine has the advantages of novel structure, strong function and reasonable design, and is controlled by a numerical control system developed for the second time, so that the numerical control spinning machining of special workpieces is simply, highly accurately and efficiently realized. The manipulator is configured, so that the workpiece can be automatically loaded and unloaded, and intelligent manufacturing is realized.

The features of the present invention will be apparent from the accompanying drawings and from the detailed description of the preferred embodiments which follows.

Drawings

FIG. 1 is a schematic view of a rotary radial feed, digitally controlled spinning machine according to the present invention.

FIG. 2 is a schematic view of the internal rotation of the rotary radial feed NC spinning machine of the present invention.

FIG. 3 is a schematic outward rotation view of the rotary radial feed NC spinning machine of the present invention.

Wherein, 1, a numerical control system; 3. A bed body; 4. A spindle motor; 5. A main spindle box; 6. A conductive slip ring; 8. A rotary wheel frame; 9. A ball screw; 10. A nut seat; 11. A radial slide rail; 12. A radial servo motor; 13. Rotating the wheel; 14. A hydraulic cylinder; 15. A tool and a die; 16. A workpiece; 17. A protective cover; 18. An axial sliding table; 19. An axial servo motor; 20. A body.

Detailed Description

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

Referring to fig. 1-3, the rotary radial feed numerical control spinning machine includes a machine body 20, a machine body 3, a main spindle box 5, a spindle motor 4, and a numerical control system 1, wherein the numerical control system 1 is connected with the spindle motor 4, and the spindle motor 4 is in transmission connection with an output shaft of the main spindle box 5, which are conventional connection manners and will not be described in detail herein.

The rotary radial feeding numerical control spinning machine also comprises a rotary spinning wheel assembly and an axial sliding table assembly.

The rotary spinning wheel assembly is connected with the spindle box and is driven by the spindle box to rotate; the rotary spinning wheel assembly comprises a rotary spinning wheel frame 8 which is connected with the spindle box 5 and rotates along with the rotation of an output shaft of the spindle box, a radial servo motor 12, a ball screw 9, a nut seat 10 and a spinning wheel 13 are arranged on the rotary spinning wheel frame 8, the ball screw 9 is radially arranged on the rotary spinning wheel frame 8, the ball screw 9 is in transmission connection with the radial servo motor 12, the nut seat 10 is installed on the ball screw 9 in a matched mode, the radial servo motor 12 drives the ball screw 9 to rotate, and the nut seat 10 on the ball screw 9 moves along the length direction of the ball screw 9.

The radial servo motor 12 is placed on the rotary type rotary wheel frame and is detected by dynamic balance. The power line and the signal line are input through the conductive slip ring 6, and the radial feeding motion of the rotary wheel is controlled digitally.

The rotary wheel 13 is fixedly connected with the nut seat 10, and along with the synchronous radial movement of the nut seat 10, the rotary wheel frame 8 is provided with a radial slide rail 11 which plays a guiding role in the radial movement of the rotary wheel.

The axial sliding table assembly comprises an axial sliding table 18 which is arranged on the machine body 3 and can slide along the axial direction of the machine body, the axial sliding table 18 is connected with an axial servo motor 19, a tool and die 15 for placing a workpiece is arranged on the axial sliding table 18, and a hydraulic cylinder 14 for clamping the workpiece is arranged on the tool and die 15 (of course, other clamping devices such as an air cylinder and an electric push rod can be selected).

The radial axis servo motor 12 is connected to the conductive slip ring 6 through a data line and is connected with a controller, the axial servo motor 19 is connected with the controller through a data line, and the two sets of controllers are controlled by the numerical control system 1.

The workpiece 16 is clamped on the tool die 15 and is clamped by the hydraulic cylinder 14, the rotary spinning wheel assembly is matched with the axial sliding table assembly, and numerical control interpolation is carried out to realize the track movement of a specific contour, so that the spinning processing of the workpiece is finally completed.

The processing mode of static clamping of the workpiece and circumferential rotation of the rotary wheel is adopted. Because the workpiece does not need to rotate, the workpiece can freely correspond to the workpiece no matter how long or abnormal. And the damage caused by rotation during processing can not occur.

In addition, a protective cover 17 is arranged on the lathe bed, and the function of safety protection is achieved. The operation panel of the numerical control system 1 is arranged on the front panel of the protection cover 17.

The numerical control system of the invention can automatically generate G codes by inputting the profile shape, the cutter shape, the process parameters such as the rotating speed, the feeding speed and the like through secondary development.

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

Claims

1. The rotary radial feeding numerical control spinning machine comprises a machine body, a spindle box, a spindle motor and a numerical control system, wherein the numerical control system is connected with the spindle motor, and the spindle motor is in transmission connection with an output shaft of the spindle box;

2. The rotary radial feed, digitally controlled spinning machine according to claim 1, wherein a protective cover is provided on said bed.

3. The rotary radial feed, digitally controlled spinning machine according to claim 2, wherein an operating panel of the numerical control system is provided on a front panel of the protective cover.

4. The rotary radial feed numerical control spinning machine according to claim 1, wherein the radial axis servo motor is connected to the conductive slip ring through a data line and connected to the controller, and the axial servo motor is connected to the controller through a data line and controlled by a numerical control system.

5. The rotary radial feed, digitally controlled spinning machine of claim 1, wherein the clamping means is a hydraulic cylinder.