阅读说明：本技术 一种用于陶瓷辊加工的数控车床及其控制系统 (Numerical control lathe for ceramic roller machining and control system thereof ) 是由 杜金标 于 2019-11-21 设计创作，主要内容包括：一种用于陶瓷辊加工的数控车床及其控制系统,包括车床、主轴单元、主轴箱、刀塔箱、刀塔箱尾座座体、尾座滑板、压板；所述主轴箱固定安装在所述车床上的左端,所述主轴单元安装在所述主轴箱上；所述刀塔箱设置在所述车床上的右端并且刀塔箱安装在所述刀塔箱尾座座体上；所述刀塔箱尾座座体通过尾座滑板的滑道与所述车床上的导轨配合滑动,并且通过两压板将所述刀塔箱固定在车床不同位置。本发明所述的用于陶瓷辊加工的数控车床及其控制系统,结构简单,稳定性好,成本低,控制系统简单,提高了陶瓷辊加工效率及其精度,减少了陶瓷辊生产过程中产生的各类故障,应用前景广泛。(A numerical control lathe for ceramic roller processing and a control system thereof comprise a lathe, a main shaft unit, a main shaft box, a tool turret box tail seat body, a tail seat sliding plate and a pressing plate; the spindle box is fixedly arranged at the left end of the lathe, and the spindle unit is arranged on the spindle box; the tool turret box is arranged at the right end of the lathe and is arranged on the tool turret box tailstock body; the tool turret box tailstock base body is matched with a guide rail on a lathe to slide through a slide way of the tailstock sliding plate, and the tool turret box is fixed at different positions of the lathe through two pressing plates. The numerically controlled lathe for ceramic roller machining and the control system thereof have the advantages of simple structure, good stability, low cost and simple control system, improve the machining efficiency and precision of the ceramic roller, reduce various faults generated in the production process of the ceramic roller and have wide application prospect.)

1. A numerical control lathe for ceramic roller processing is characterized by comprising a lathe (1), a main shaft unit (2), a main shaft box (3), a tool turret box (4), a tool turret box tailstock base body (5), a tailstock sliding plate (6) and a pressing plate (7); the spindle box (3) is fixedly arranged at the left end of the lathe (1), and the spindle unit (2) is arranged on the spindle box (3); the tool turret box (4) is arranged at the right end of the lathe (1), and the tool turret box (4) is installed on the tool turret box tailstock body (5); the tool turret box tail seat body (5) is matched with a guide rail (11) on the lathe (1) to slide through a slide way of a tail seat sliding plate (6), and the tool turret box (4) is fixed at different positions of the lathe (1) through two pressing plates (7).

2. The numerically controlled lathe for ceramic roller machining according to claim 1, characterized in that the spindle unit (2) comprises a spindle (21), a bearing (22), a connecting disc (23), a chuck (24), a motor rotor (25); one end of the main shaft (21) is connected with the connecting disc (23) through a screwing nut (231), and the other end of the main shaft (21) is connected with the chuck (24); the motor rotor (25) is sleeved in the middle of the main shaft (21); the main shaft (21) is also sleeved with a bearing (22).

3. The numerically controlled lathe for ceramic roller machining according to claim 2, characterized in that said bearings (22) comprise, in sequence, a single-row cylindrical roller bearing (221), an angular contact ball bearing (222), a double-row roller bearing (223); the single-row cylindrical roller bearing (221) is arranged on one side of the motor rotor (25), the angular contact ball bearing (222) and the double-row roller bearing (223) are arranged on the other side of the motor rotor (25), and the angular contact ball bearing (222) and the double-row roller bearing (223) are combined in a matched mode.

4. The numerically controlled lathe for ceramic roller machining according to claim 1, characterized in that the surface of the cavity of the spindle box (3) is provided with a plurality of transverse and longitudinal rib plates.

5. The control system of the numerically controlled lathe for ceramic roller machining according to any one of claims 1 to 4, wherein the control system comprises a control panel, an industrial personal computer and an I/O module; the control panel, the industrial personal computer and the I/O module are sequentially connected; the control panel and the industrial personal computer perform data interaction through a USB (universal serial bus) and DVI (digital visual interface); the industrial personal computer and the I/O module are communicated through an EtherCAT protocol.

6. The control system of a numerically controlled lathe for ceramic roll machining according to claim 5, wherein said I/O module comprises an X-axis driver module, a Y-axis driver module; the X-axis driver module, the X-axis driver and the X-axis stepping motor are sequentially connected; and the Y-axis driver module, the Y-axis driver and the Y-axis stepping motor are sequentially connected.

7. The control system of a numerically controlled lathe for ceramic roll machining according to claim 6, wherein said I/O module further comprises a relay module; the relay module and the relay are connected in sequence.

8. The control system of a numerically controlled lathe for ceramic roll machining according to claim 7, wherein said I/O module further comprises a lathe sensor module, an acceleration sensor module, a current sensor module; the lathe sensor module and the lathe sensor are sequentially connected; the acceleration sensor module and the acceleration sensor are sequentially connected; the current sensor module and the current sensor are connected in sequence.

9. The numerically controlled lathe for ceramic roll machining according to claim 6, wherein the industrial computer is industrial computer C6650 from BECKHOFF.

Technical Field

The invention belongs to the technical field of ceramic rollers, and particularly relates to a numerical control lathe for ceramic roller machining and a control system thereof.

Background

The numerically controlled lathe is the most basic requirement of the manufacturing industry, and the production efficiency and the precision retentivity of the numerically controlled lathe directly influence the quality of products and the economic benefit of manufacturers. In the development process of new products in various fields, a numerically controlled lathe is required as an indispensable auxiliary tool. Therefore, rapid development of economy increasingly requires a highly reliable machine tool as a guarantee, and is also the key for enabling the industrialization level to be higher in our country. If the manufacturing industry is to be developed vigorously, the numerical control lathe industry needs to be improved in detail, and the reliability of the numerical control lathe is inevitably improved.

At present, the manufacturing equipment of domestic ceramic rollers is backward, in particular to a numerical control lathe. The ceramic roller has high hardness and high brittleness, and is difficult to machine, so that the problems of low machining efficiency, low qualified rate and the like of the conventional numerical control lathe on the ceramic roller are particularly prominent.

Therefore, in order to solve the problems of difficult grinding and low efficiency of the ceramic roller, a numerically controlled lathe and a control system thereof for improving the processing efficiency and precision of the ceramic roller are needed to be designed. The method mainly analyzes various faults generated in the ceramic roller production process of the numerical control lathe, analyzes the reasons and the influence of the faults, and determines the generation mechanism of the lathe faults by constructing a corresponding mathematical model, so that the faults are generated

The method has the advantages that the defects and reasons for restricting the machining efficiency and precision of the numerically controlled lathe are found out in the barrier analysis process, corresponding control measures and control systems are provided to eliminate the defects, the reliability of the numerically controlled lathe for machining the ceramic roller is guaranteed to be gradually improved, the technical level and the production efficiency of the industry in the production process of the numerically controlled lathe for the ceramic roller are integrally improved, and the method has important practical significance for reducing the difference with foreign similar products.

Chinese patent application No. CN201510373512.7 discloses an external automatic control system for numerically controlled lathe, which comprises a cabinet, a main spindle box, a main spindle, a mechanical arm, a mechanical gripper, a numerical control system, a mechanical gripper control system, an instruction parser, an instruction buffer, a coding support library, and a coding system, and is not specially designed for numerically controlled lathe with ceramic rollers, and the improvement of the machining precision and efficiency of the numerically controlled lathe is limited.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the defects, the invention aims to provide the numerical control lathe for ceramic roller machining and the control system thereof, which have the advantages of simple structure, good stability, low cost and simple control system, improve the ceramic roller machining efficiency and precision, reduce various faults generated in the ceramic roller production process and have wide application prospect.

The purpose of the invention is realized by the following technical scheme:

a numerical control lathe for processing a ceramic roller is characterized by comprising a lathe, a main shaft unit, a main shaft box, a tool turret box tail seat body, a tail seat sliding plate and a pressing plate; the spindle box is fixedly arranged at the left end of the lathe, and the spindle unit is arranged on the spindle box; the tool turret box is arranged at the right end of the lathe and is arranged on the tool turret box tailstock body; the tool turret box tailstock base body is matched with a guide rail on a lathe to slide through a slide way of the tailstock sliding plate, and the tool turret box is fixed at different positions of the lathe through two pressing plates.

Further, the numerical control lathe for processing the ceramic roller comprises a main shaft unit, a spindle unit, a connecting disc unit and a motor rotor, wherein the main shaft unit comprises a main shaft, a bearing, a connecting disc, a chuck and a motor rotor; one end of the main shaft is connected with the connecting disc through a screwing nut, and the other end of the main shaft is connected with the chuck; the motor rotor is sleeved in the middle of the main shaft; and the main shaft is also sleeved with a bearing.

Further, the bearing of the numerically controlled lathe for processing the ceramic roller sequentially comprises a single-row cylindrical roller bearing, an angular contact ball bearing and a double-row roller bearing; the single-row cylindrical roller bearing is arranged on one side of the motor rotor, the angular contact ball bearing and the double-row roller bearing are arranged on the other side of the motor rotor, and the angular contact ball bearing and the double-row roller bearing are combined in a matched mode.

According to the spindle unit, the spindle adopts a structural form of pairing and combining the single-row cylindrical roller bearing, the high-precision double-row roller bearing and the angular contact ball bearing, the electric spindle drive formed by the motor rotor is adopted, and the motor and the spindle of the numerical control lathe are integrated into a whole, so that the spindle unit not only has high rotating speed, large power and wide speed regulation range, but also is stable in operation, low in vibration noise, convenient to control and capable of accurately setting the rotating speed and controlling starting and stopping.

Furthermore, according to the numerically controlled lathe for processing the ceramic roller, the surface of the cavity of the main shaft box is provided with the plurality of transverse rib plates and the plurality of longitudinal rib plates.

The spindle box is provided with a plurality of transverse rib plates and longitudinal rib plates on the surface of the cavity, so that the heat dissipation area can be increased. A cavity is formed between the cutter tower box and the cutter tower box tail seat body, one end of the cutter tower box is provided with an air inlet, two sides of the cutter tower box are provided with cover plates, and cooling air is controlled to blow upwards from the lower part of the cavity through forced air cooling of an air blower, so that the lower part and the upper part of the cavity can be cooled. The lathe is provided with lightening holes and sand outlets in order to reserve the mounting positions of other parts.

The invention also relates to a control system of the numerical control lathe for processing the ceramic roller, wherein the control system comprises a control panel, an industrial personal computer and an I/O module; the control panel, the industrial personal computer and the I/O module are sequentially connected; the control panel and the industrial personal computer perform data interaction through a USB (universal serial bus) and DVI (digital visual interface); the industrial personal computer and the I/O module are communicated through an EtherCAT protocol.

According to the control system of the numerical control lathe, an industrial personal computer and an I/O module are communicated through an EtherCAT protocol, the industrial personal computer is an EtherCAT master station, the I/O module is an EtherCAT slave station, communication is completed in the slave station, data processed by the slave station is written into an EtherCAT sub-message, and data carried by the sub-message can be used by the master station through a master station DMA chip. The control panel is used as a man-machine interaction tool and performs data interaction with the industrial personal computer through a USB (universal serial bus) and DVI (digital visual interface).

Further, in the control system of the numerically controlled lathe for ceramic roller machining, the I/O module includes an X-axis driver module and a Y-axis driver module; the X-axis driver module, the X-axis driver and the X-axis stepping motor are sequentially connected; and the Y-axis driver module, the Y-axis driver and the Y-axis stepping motor are sequentially connected.

The core of machine tool control is to control the motor to move. The industrial personal computer converts the displacement increment into the pulse number, and the X-axis driver module and the Y-axis driver module are used as pulse string output modules and respectively send pulse instructions to the X, Y-axis stepping motor to drive the X, Y-axis stepping motor to run for a distance of one pulse equivalent.

Further, in the control system of the numerically controlled lathe for ceramic roller machining, the I/O module further includes a relay module; the relay module and the relay are connected in sequence.

Further, in the control system of the numerically controlled lathe for ceramic roller machining, the I/O module further includes a lathe sensor module, an acceleration sensor module, and a current sensor module; the lathe sensor module and the lathe sensor are sequentially connected; the acceleration sensor module and the acceleration sensor are sequentially connected; the current sensor module and the current sensor are connected in sequence.

Further, in the control system of the numerically controlled lathe for ceramic roll machining, the industrial personal computer is industrial personal computer C6650 manufactured by BECKHOFF company.

The industrial personal computer selects the industrial personal computer C6650 of BECKHOFF company, can simultaneously run a plurality of tasks, the multi-task real-time control core of BECKHOFF can simultaneously establish 4 PLCs, each PLC can establish 4 tasks, the control speed is high, multi-axis combined control can be realized, the openness is good, and a user can use the communication technology to communicate the product of BECKHOFF with a third party, such as C + +, Matlab/Simulink, C group and the like.

Compared with the prior art, the invention has the following beneficial effects: the ceramic roller machining device has the advantages of simple structure, good stability, low cost and wide application prospect, and a control system is simple, so that the machining efficiency and the machining precision of the ceramic roller are improved, and various faults generated in the production process of the ceramic roller are reduced.

Drawings

FIG. 1 is an overall structural view of a numerically controlled lathe for ceramic roll machining according to the present invention;

FIG. 2 is a structural diagram of a spindle unit of a numerically controlled lathe for ceramic roll machining according to the present invention;

FIG. 3 is a frame diagram of a control system of a numerically controlled lathe for ceramic roll machining according to the present invention;

in the figure: the lathe comprises a lathe 1, a guide rail 11, a spindle unit 2, a spindle 21, a bearing 22, a single-row cylindrical roller bearing 221, an angular contact ball bearing 222, a double-row roller bearing 223, a connecting disc 23, a chuck 24, a motor rotor 25, a spindle box 3, a tool turret box 4, a tool turret box tailstock body 5, a tailstock sliding plate 6 and a pressing plate 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to specific experimental data and accompanying drawings 1 to 3, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.

As shown in fig. 1, the following embodiments provide a numerically controlled lathe for ceramic roll machining, which includes a lathe 1, a spindle unit 2, a spindle box 3, a turret box 4, a turret box tailstock base 5, a tailstock slide plate 6, and a pressing plate 7; the spindle box 3 is fixedly arranged at the left end of the lathe 1, and the spindle unit 2 is arranged on the spindle box 3; the tool turret case 4 is arranged at the right end of the lathe 1, and the tool turret case 4 is installed on the tool turret case tail seat body 5; the turret box tailstock body 5 is matched with a guide rail 11 on the lathe 1 to slide through a slide way of a tailstock slide plate 6, and the turret box 4 is fixed at different positions of the lathe 1 through two pressing plates 7.

Further, as shown in fig. 2, the spindle unit 2 includes a spindle 21, a bearing 22, a connecting disc 23, a chuck 24, and a motor rotor 25; one end of the main shaft 21 is connected with the connecting disc 23 through a screwing nut 231, and the other end of the main shaft 21 is connected with the chuck 24; the motor rotor 25 is sleeved in the middle of the main shaft 21; the main shaft 21 is also sleeved with a bearing 22.

Further, the bearing 22 sequentially comprises a single-row cylindrical roller bearing 221, an angular contact ball bearing 222 and a double-row roller bearing 223; the single-row cylindrical roller bearing 221 is disposed on one side of the motor rotor 25, the angular ball bearing 222 and the double-row roller bearing 223 are disposed on the other side of the motor rotor 25, and the angular ball bearing 222 and the double-row roller bearing 223 are paired and combined.

And a plurality of transverse and longitudinal rib plates are arranged on the surface of the cavity of the spindle box 3.

In addition, as shown in fig. 3, the invention also provides a control system of the numerically controlled lathe for ceramic roller processing, wherein the control system comprises a control panel, an industrial personal computer and an I/O module; the control panel, the industrial personal computer and the I/O module are sequentially connected; the control panel and the industrial personal computer perform data interaction through a USB (universal serial bus) and DVI (digital visual interface); the industrial personal computer and the I/O module are communicated through an EtherCAT protocol.

Further, the I/O module comprises an X-axis driver module and a Y-axis driver module; the X-axis driver module, the X-axis driver and the X-axis stepping motor are sequentially connected; and the Y-axis driver module, the Y-axis driver and the Y-axis stepping motor are sequentially connected.

Further, the I/O module further comprises a relay module; the relay module and the relay are connected in sequence.

Furthermore, the I/O module also comprises a lathe sensor module, an acceleration sensor module and a current sensor module; the lathe sensor module and the lathe sensor are sequentially connected; the acceleration sensor module and the acceleration sensor are sequentially connected; the current sensor module and the current sensor are connected in sequence.

Further, the industrial personal computer is an industrial personal computer C6650 of BECKHOFF company.