CN110861224B - Numerical control lathe for ceramic roller machining and control system thereof - Google Patents
Numerical control lathe for ceramic roller machining and control system thereof Download PDFInfo
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- CN110861224B CN110861224B CN201911148660.3A CN201911148660A CN110861224B CN 110861224 B CN110861224 B CN 110861224B CN 201911148660 A CN201911148660 A CN 201911148660A CN 110861224 B CN110861224 B CN 110861224B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/16—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by turning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/005—Devices for the automatic drive or the program control of the machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work
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Abstract
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.
Description
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.
Examples
The numerically controlled lathe for processing the ceramic roller is simple in structure, the main shaft unit 2 is one of the most important parts in the numerically controlled lathe, and power output by a power source is transmitted to a ceramic roller workpiece through the main shaft 21 to drive the ceramic roller workpiece to rotate. If the main shaft 21 is statically deformed and vibrated, the end face runout of the ceramic roller workpiece is intensified, and the machining precision is directly influenced. Therefore, the main shaft 21 adopts a structural form of pairing and combining the single-row cylindrical roller bearing 221, the high-precision double-row roller bearing 222 and the angular contact ball bearing 223, and the electric main shaft formed by the motor rotor 25 drives the motor and the main shaft 21 of the numerical control lathe into a whole, so that the numerical control lathe has the advantages of high rotating speed, high power, wide speed regulation range, stable operation, low vibration noise, convenience in control, and capability of accurately setting the rotating speed and controlling starting and stopping.
The main spindle box 3 bears the mass of the main spindle 21 and the ceramic roller workpieces and the cutting force transmitted by the main spindle 21, and the main spindle box structure has good heat dissipation thermal rigidity so as to reduce the thermal deformation of the main spindle box and the main spindle, therefore, a plurality of transverse and longitudinal rib plates are arranged on the surface of a cavity of the main spindle box 3. .
The cutter of the numerical control lathe is arranged on a cutter tower of a cutter tower box 4 and is generally provided with 8-12 cutter positions, and different cutters are selected for cutting according to the cutting process and the material characteristics of the ceramic roller workpiece. The cutter is driven by a guide rail 11 of the lathe 1 and a turret case 4 respectively to feed along the radial direction and the axial direction of the ceramic roller workpiece, the turret case 4 is installed on a turret case tailstock base body 5, the turret case tailstock base body 5 is matched with the guide rail 11 on the lathe 1 to slide through a slide way of a tailstock sliding plate 6, and the turret case 4 is fixed at different positions of the lathe 1 through two pressing plates 7. An air inlet is formed in one end of the knife tower box 4, cover plates are arranged on two sides of the knife tower box, cooling air is controlled to blow upwards from the lower portion of the cavity through forced air cooling of an air blower, and the lower portion and the upper portion of the cavity can be cooled.
Finally, the lathe 1 bears the weight of all the components, and the cutting force and the cutting reaction force are also transmitted to the lathe 1 via other components, and the lathe 1 is fixed to the ground by the anchor bolts. In addition, the lathe 1 is provided with lightening holes and sand outlets in order to reserve mounting positions of other components.
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). The I/O module comprises an X-axis driver module, a Y-axis driver module, a relay module, a lathe sensor module, an acceleration sensor module and a current sensor module.
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.
The specific control system approaches of the present invention are numerous and the above description is only a preferred embodiment of the present invention. It should be noted that the above examples are only for illustrating the present invention, and are not intended to limit the scope of the present invention. It will be apparent to those skilled in the art that various modifications can be made without departing from the principles of the invention and these modifications are to be considered within the scope of the invention.
Claims (4)
1. A numerical control lathe for processing a ceramic roller 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);
the control system of the numerical control lathe for processing the ceramic roller 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; 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; the Y-axis driver module, the Y-axis driver and the Y-axis stepping motor are sequentially connected; the I/O module further comprises a relay module; the relay module and the relay are connected in sequence; 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.
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 bearing (22) comprises, 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.
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| CN201911148660.3A CN110861224B (en) | 2019-11-21 | 2019-11-21 | Numerical control lathe for ceramic roller machining and control system thereof |
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| CN201911148660.3A CN110861224B (en) | 2019-11-21 | 2019-11-21 | Numerical control lathe for ceramic roller machining and control system thereof |
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| CN110861224B true CN110861224B (en) | 2022-03-18 |
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| KR20050033385A (en) * | 2003-10-06 | 2005-04-12 | 주식회사 효원 | Method of manufacturing various patterns on the surface of artificial marble |
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