CN210804975U

CN210804975U - Simulation equipment for learning machine tool

Info

Publication number: CN210804975U
Application number: CN201921653278.3U
Authority: CN
Inventors: 张伟; 钱进; 林清水
Original assignee: Nanjing Haowei Intelligent Technology Co ltd
Current assignee: Nanjing Haowei Intelligent Technology Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-06-19
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a simulation equipment for learning machine tool belongs to the augmented reality field, include: the numerical control lathe comprises a lathe body, a control host fixedly installed inside the lathe body, a movable protective door installed outside the lathe body and performing linear motion, a large dragging plate, a middle dragging plate and a small dragging plate which are installed inside the lathe body and performing linear motion, a large rotating wheel, a middle rotating wheel and a small rotating wheel which are respectively connected at one end of the large dragging plate, the middle dragging plate and the small dragging plate in a rotating mode, a numerical control panel fixedly installed at one end of the lathe body, and a first hand wheel and a second hand wheel which are installed on the lathe body and electrically connected with the control host, wherein the lathe body is a mixed model of a common lathe, a numerical control lathe and a numerical control milling machine, and the large dragging plate, the middle dragging plate, the small dragging plate, the control panel, the first hand wheel and; the utility model discloses, can let the student exercise protection and standard action earlier before real standard, receive the probability of injury when having reduced actual training.

Description

Simulation equipment for learning machine tool

Technical Field

The utility model relates to an augmented reality field specifically is a simulation equipment for learning machine tool.

Background

The machine tool training teaching in the science and technology department is often accompanied with some dangerous situations, such as a main shaft which works at a high speed in the machine tool training and flying chips which are cut off, and the students are injured if the students do not pay attention to the protection.

Therefore, equipment capable of simulating the machine tool training needs to be provided, so that a student can firstly exercise protection and standard actions before the training, and then enter the next real training course after the actions are standard.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: a simulation apparatus for a learning machine tool is provided to solve the above-mentioned problems of the prior art.

The technical scheme is as follows: a simulation apparatus for a learning machine tool comprising: the numerical control lathe comprises a lathe body, a control host machine fixedly installed inside the lathe body, a movable protective door installed outside the lathe body and capable of moving linearly, a large dragging plate, a middle dragging plate and a small dragging plate which are installed inside the lathe body and capable of moving linearly, a large rotating wheel, a middle rotating wheel and a small rotating wheel are respectively and rotatably connected to one end of the large dragging plate, one end of the middle dragging plate and one end of the small dragging plate, a numerical control panel fixedly installed at one end of the lathe body, and a first hand wheel and a second hand wheel which are installed on the lathe body and electrically connected with the control host machine, wherein the lathe body is a mixed model of a common lathe, a numerical control lathe and a numerical control milling machine, and the large dragging plate, the middle dragging plate, the small dragging plate, the.

In a further embodiment, the machine tool further comprises AR glasses, earphones and a motion capture camera which are electrically connected with the control host, wherein the motion capture camera is fixedly installed at the two ends and the top end of the outer portion of the machine tool body respectively.

Can let the student experience real scene of instructing more really through AR glasses and earphone, let the student better grasp technique.

Whether the physical actions of the assessment trainees meet the safety operation standard or not can be detected through the action capturing camera.

In a further embodiment, the large rotating wheel, the middle rotating wheel and the small rotating wheel are respectively connected with the large carriage, the middle carriage and the small carriage in a rotating mode, the large carriage, the middle carriage and the small carriage are installed in the machine tool body through linear motion mechanisms, the moving directions of the large carriage and the small carriage are consistent, and the moving direction of the middle carriage is perpendicular to that of the large carriage.

The large dragging plate, the middle dragging plate and the small dragging plate are driven to do linear motion when the large rotating wheel, the middle rotating wheel and the small rotating wheel need to be rotated to operate the common lathe, so that the large rotating wheel, the middle rotating wheel and the small rotating wheel are rotatably connected with the large dragging plate, the middle dragging plate and the small dragging plate, and the large dragging plate, the middle dragging plate and the small dragging plate are arranged inside the lathe body through the linear motion mechanism, so that a student can simulate and practice the technical motion of the common lathe for feeding.

In a further embodiment, a rack and pinion mechanism is installed in the large carriage, a screw mechanism is installed in both the medium carriage and the small carriage, the large rotating wheel is rotatably connected with the rack and pinion mechanism, and the medium rotating wheel and the small rotating wheel are rotatably connected with the screw mechanism, wherein a first servo motor matched with the rack and pinion mechanism is installed in the large carriage, and one end of the screw mechanism in the medium carriage is also rotatably connected with a second servo motor.

Because the cutting operation is not required to be carried out only by simulating the feed, the technical motion of the feed of the common lathe can be simulated and practiced by a student through the gear rack mechanism and the screw rod mechanism, and the technical operation of the thread turning of the common lathe can be simulated and operated by the student through the first servo motor and the second servo motor.

In a further embodiment, dials are respectively and fixedly installed at the connecting positions of the large rotating wheel, the middle rotating wheel and the small rotating wheel with the large dragging plate, the middle dragging plate and the small dragging plate, the dials are respectively and fixedly connected with the large rotating wheel, the middle rotating wheel and the small rotating wheel, and pointers matched with the dials are arranged on the large dragging plate, the middle dragging plate and the small dragging plate.

The dial is required to be watched to ensure the processing precision when the common lathe is operated, so that the dial is fixedly arranged at the connecting parts of the large rotating wheel, the middle rotating wheel and the small rotating wheel, the large dragging plate, the middle dragging plate and the small dragging plate respectively to allow a student to watch the technical action of the dial.

In a further embodiment, rollers are installed on two sides of the movable protective door matched with the machine tool body, and rolling bearings in rolling connection with the movable protective door are installed in the rollers.

The roller and the rolling bearing can meet the requirement that the movable protective door does linear motion on the machine tool body.

In a further embodiment, a tailstock is fixedly installed at one end inside the machine tool body, one end of the tailstock penetrates through the machine tool body to be communicated with the outside, a tail wheel and a screw are rotatably connected to one end, communicated with the outside, of the tailstock, the tail wheel is fixedly connected with the screw, and a threaded hole matched with the screw is formed in the tailstock.

Through the real standard of simulation center lathe that tailstock, tailwheel and screw rod are more real, let the student can simulate the technological action of practicing when processing the major axis.

In a further embodiment, a gear lever, a reversing lever and a threaded rod are fixedly connected to the machine tool body, wherein the gear lever, the reversing lever and the threaded rod are respectively and electrically connected with a control host.

The gear shift lever, the reversing lever and the threaded rod can simulate the technical actions of reversing the main shaft during the operation of a practice center lathe and automatically turning threads.

Has the advantages that: the utility model discloses a simulation device for learning machine tool, which can enable a student to simulate and practice the technical actions of the machine tools of a common lathe, a numerical control lathe and a numerical control milling machine by designing a machine tool body into a mixed model of the common lathe, the numerical control lathe and the numerical control milling machine, can enable the student to develop a good habit of closing a movable protective door when operating the numerical control lathe and the numerical control milling machine by moving the protective door, can enable the student to simulate and practice the technical actions when operating the common lathe by a large rotating wheel, a middle rotating wheel, a small rotating wheel, a large planker, a middle planker and a small planker, can enable the student to simulate and practice the technical actions when operating the numerical control lathe and the numerical control milling machine by a control panel, a first hand wheel and a second hand wheel, can enable the student to feel a real machine tool training scene by AR glasses and earphones, and can check and examine the actions of the student by an action capture, the student is not hurt, the student can practice action essentials, the student enters a next real training course after action specification, and the probability of injury during actual training is reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the utility model discloses a numerical control car is real to be simulated and is used the sketch map.

Fig. 3 is a schematic diagram of an internal picture of the practical training of the simulated lathe of the present invention.

Fig. 4 is a schematic diagram of an internal picture of the practical training of the simulated milling machine of the present invention.

Fig. 5 is a schematic diagram of the tailstock structure of the present invention.

Fig. 6 is a schematic view of the rack and pinion mechanism inside the carriage of the present invention.

Fig. 7 is a schematic view of the screw mechanism inside the middle carriage and the small carriage of the present invention.

Fig. 8 is a schematic view of a machine tool structure according to an embodiment of the present invention.

Fig. 9 shows the dial and the hand wheel of the present invention.

The reference numerals shown in fig. 1 to 9 are: the automatic control device comprises a simulation device 1, a motion capture camera 2, AR glasses 3, an earphone 4, a machine tool body 11, a movable protective door 12, a large carriage 13, a middle carriage 14, a small carriage 15, a large rotating wheel 16, a middle rotating wheel 17, a small rotating wheel 18, a control host 111, a numerical control panel 112, a first hand wheel 113, a second hand wheel 114, a lathe spindle 115, a workpiece 116, a milling machine spindle 117, a milling cutter 118, a turning tool 151, a linear motion mechanism 152, a tailstock 153, a shifting lever 1101, a reversing lever 1102, a threaded rod 1103, a gear rack mechanism 1521, a first servo motor 1522, a lead screw mechanism 1523, a second servo motor 1524, a tail wheel 1531 and a screw 1532.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.

The research of the applicant finds that some dangerous situations often occur in the machine tool practical training teaching of the science and technology, such as a main shaft which works at a high speed in the machine tool practical training, and flying chips which are cut off, such as carelessness, can cause injuries to students.

Among them, dangerous parts are easy to appear in the machine tool and the operation has a main shaft and a workpiece rotating at high speed, a milling cutter rotating at high speed in the milling machine, a tailstock provided with a thimble in the machine tool, flying chips cut by the cutter and splashed in the air along with the cutter, and a protective door is not closed when the numerical control lathe and the milling machine are used.

In order to solve the problem of reducing the probability of injury of a student due to unskilled technology, the applicant provides equipment capable of simulating machine tool training, so that the student can firstly practice protective and normative actions before the training and then enter the next real training course after the actions are normative.

A simulation apparatus for a learning machine tool comprising: the automatic control device comprises a simulation device 1, a motion capture camera 2, AR glasses 3, an earphone 4, a machine tool body 11, a movable protective door 12, a large carriage 13, a middle carriage 14, a small carriage 15, a large rotating wheel 16, a middle rotating wheel 17, a small rotating wheel 18, a control host 111, a numerical control panel 112, a first hand wheel 113, a second hand wheel 114, a lathe spindle 115, a workpiece 116, a milling machine spindle 117, a milling cutter 118, a turning tool 151, a linear motion mechanism 152, a tailstock 153, a shifting lever 1101, a reversing lever 1102, a threaded rod 1103, a gear rack mechanism 1521, a first servo motor 1522, a lead screw mechanism 1523, a second servo motor 1524, a tail wheel 1531 and a screw 1532.

As shown in fig. 1, the simulation apparatus 1 includes a machine tool body 11 designed as a hybrid model of a general lathe, a numerically controlled lathe, and a numerically controlled milling machine, and a control host 111 is fixedly installed inside the machine tool body 11 in order to reduce a floor space.

In order to simulate a guard door of a numerical control machine tool, a movable guard door 12 is installed outside a machine tool body 11, and the movable guard door 12 moves linearly outside the machine tool body 11.

In order to simulate a common lathe, which is called a common lathe for short, and carry out technical practice, the lathe also comprises a large carriage 13, a middle carriage 14 and a small carriage 15 which are arranged in a lathe body 11 through a linear motion mechanism 152, and a large rotating wheel 16, a middle rotating wheel 17 and a small rotating wheel 18 which are rotatably connected with the large carriage 13, the middle carriage 14 and the small carriage 15.

The moving directions of the large carriage 13 and the small carriage 15 are consistent, and the moving direction of the middle carriage 14 is vertical to that of the large carriage 13.

Simulating a numerically controlled lathe and a numerically controlled milling machine, and fixedly installing a numerically controlled panel 112 at one end of the simulation device 1.

The simulation numerical control lathe is provided with a first hand wheel 113 which is arranged on the simulation device 1 and is electrically connected with the control host 111.

A second hand wheel 114 which is arranged on the simulation device 1 and is electrically connected with the control host 111.

The large dragging plate 13, the middle dragging plate 14, the small dragging plate 15, the large rotating wheel 16, the middle rotating wheel 17, the small rotating wheel 18, the numerical control panel 112, the first hand wheel 113 and the second hand wheel 114 are all electrically connected with the control host 111, wherein in order to simulate a more real practical training scene, the simulation device 1 further comprises AR glasses 3, an earphone 4 and a motion capture camera 2, so that the AR glasses 3 display simulation pictures according to data transmitted by the control host 111, and whether the physical motions of the examination student meet the safety operation standard can be detected through the motion capture camera 2.

In a further embodiment, in order to more accurately detect the physical movements of the trainee, the motion capture cameras 2 are respectively fixedly mounted at the two ends and the top end of the machine tool body 11, and the detection is performed in multiple directions.

In a further embodiment, when the large turning wheel 16, the middle turning wheel 17 and the small turning wheel 18 need to be rotated to operate the common lathe, the large dragging plate 13, the middle dragging plate 14 and the small dragging plate 15 are driven to perform linear motion, so that the large turning wheel 16, the middle turning wheel 17 and the small turning wheel 18 are rotatably connected with the large dragging plate 13, the middle dragging plate 14 and the small dragging plate 15, and the large dragging plate 13, the middle dragging plate 14 and the small dragging plate 15 are installed inside the machine tool body 11 through the linear motion mechanism 152, so that a trainee can simulate the technical action of practicing the common lathe to perform tool feeding.

The assembling process comprises the following steps: firstly, a large carriage 13 is arranged inside a machine tool body 11, then a middle carriage 14 is vertically arranged above the large carriage 13, then a small carriage 15 is vertically arranged above the middle carriage 14, namely the movement directions of the large carriage 13 and the small carriage 15 are consistent, the movement direction of the middle carriage 14 is vertical to that of the large carriage 13, then a large rotating wheel 16, a middle rotating wheel 17 and a small rotating wheel 18 are respectively connected with the large carriage 13, the middle carriage 14 and the small carriage 15 in a rotating mode through key connection, then a control main machine 111 is fixedly arranged in the machine tool body 11, then a numerical control panel 112 is fixedly arranged at one end of the outer side of the machine tool body 11, then a first hand wheel 113 and a second hand wheel 114 are fixedly arranged at one side of the machine tool body 11, and finally a movable protective door 12 is arranged outside the machine tool body 11, and the movable protective door 12 can make linear movement.

The working principle is as follows: the control host 111 is started, the student wears the AR glasses 3 in front of the eyes, wears the earphones 4 on the ears, and then selects a machine tool to be learned.

The movable protective door 12 is opened to rotate the large rotating wheel 16 or the middle rotating wheel 17 or the small rotating wheel 18, the AR glasses 3 simulate and display the scene of the common lathe, a rotating lathe spindle 115 and workpiece 116 are simulated on the inner end of the simulation device 1, the turning tool 151 is displayed on the small carriage 15 in a simulated manner, a student rotates the large runner 16 or the middle runner 17 or the small runner 18 to make linear motion with the corresponding large carriage 13 or the middle carriage 14 or the small carriage 15, the turning tool 151 moves with the small carriage 15, the AR glasses 3 simulate the screen displaying the turning of the workpiece 116 when the turning tool 151 is in contact with the workpiece 116, and complete a teaching session until the workpiece 116 is machined into a predetermined shape, and the teaching session is ended when the body of the student or the turning tool 151 touches the simulated lathe spindle 115 before the workpiece 116 is machined into a predetermined shape, when the turning tool 151 touches the simulated lathe spindle 115, a scene that the turning tool 151 and the lathe spindle 115 are damaged is simulated and displayed, and then the course is ended.

The movable protective door 12 is closed, a first hand wheel 113 corresponding to the numerically controlled lathe is taken out, the first hand wheel 113 is rotated, the AR glasses 3 simulate and display the scene of the numerically controlled lathe, a rotating lathe spindle 115 and a workpiece 116 are simulated and displayed at one end inside the simulation equipment 1, a turning tool 151 is simulated and displayed on the small carriage 15, a student rotates a large carriage 13 or a middle carriage 14 or a small carriage 15 corresponding to the first hand wheel 113 after adjusting a shaft moving correspondingly to the first hand wheel 113, the turning tool 151 moves along with the small carriage 15, and when the turning tool 151 is in contact with the workpiece 116, the AR glasses 3 simulate and display the picture turned by the workpiece 116 until the workpiece 116 is machined into a specified shape, and then a teaching course is completed.

In the scene of simulating the numerical control lathe, after the turning program is input by pressing the numerical control panel 112, the AR glasses 3 simulate the rotating speeds of the lathe spindle 115 and the workpiece 116 and the motion trajectory of the turning tool 151 along with the turning program, and a teaching course is completed until the turning program finishes running.

In the scene of simulating the numerical control lathe, if the student opens the movable protective door 12 or the turning tool 151 touches the simulated lathe spindle 115, the tutorial is immediately ended, wherein the scene that the turning tool 151 and the lathe spindle 115 are damaged is simulated and displayed when the turning tool 151 touches the simulated lathe spindle 115, and then the process is ended.

Closing the movable protective door 12, taking out a second hand wheel 114 corresponding to the numerically controlled lathe, rotating the second hand wheel 114, simulating and displaying a scene of the numerically controlled milling machine by the AR glasses 3, simulating and displaying a rotating milling machine spindle 117 and a milling cutter 118 at the middle position of the top end in the simulation equipment 1, simulating and displaying a workpiece 116 on the small carriage 15, adjusting a correspondingly moving shaft of the second hand wheel 114 by a student, rotating the second hand wheel 114 and the corresponding spindle or large carriage 13 or medium carriage 14 or small carriage 15 to make linear motion therewith, moving the milling cutter 118 along with the spindle, moving the workpiece 116 along with the small carriage 15, simulating and displaying a picture milled by the workpiece 116 by the AR glasses 3 when the milling cutter 118 is in contact with the workpiece 116 until the workpiece 116 is processed into a specified shape, and finishing a teaching course.

In a scene of simulating the numerical control milling machine, after the milling program is input by pressing the numerical control panel 112, the AR glasses 3 simulate the rotation speeds of the milling machine spindle 117 and the milling cutter 118 and the movement tracks of the milling cutter 118 and the workpiece 116 to be simulated along with the milling program, and a teaching course is completed until the operation of the milling program is finished.

In the scene of simulating the numerical control milling machine, if a student opens the movable protective door 12 or the small carriage 15 touches the simulated milling cutter 118, the course is immediately ended, wherein the scene that the milling cutter 118 and the small carriage 15 are damaged is simulated and displayed when the small carriage 15 touches the simulated milling cutter 118, and then the process is ended.

In the simulation process, the earphone 4 plays corresponding sound along with the scene displayed by the AR glasses 3 in a simulation mode.

Fig. 1 shows a simulation device 1 for simulating a machine tool training seen when the AR eyeglasses 3 are not worn, and fig. 2, 3, and 4 show a simulation device 1 for simulating a machine tool training seen when the AR eyeglasses 3 are worn.

In a further embodiment, because the cutting operation can be simulated only by simulating the cutting operation without cutting, a trainee can simulate the operation of the common lathe to perform the cutting operation by using a rack and pinion mechanism 1521 and a screw rod mechanism 1523, and in order to practice the operation of the common lathe to machine threads, as shown in fig. 6 and 7, the rack and pinion mechanism 1521 is installed in the large carriage 13, the screw rod mechanism 1523 is installed in the medium carriage 14 and the small carriage 15, the large rotating wheel 16 is rotatably connected with the rack and pinion mechanism 1521, the intermediate rotating wheel 17 and the small rotating wheel 18 are rotatably connected with the screw rod mechanism 1523, wherein a first servo motor 1522 matched with the rack and pinion mechanism 1521 is installed in the large carriage 13, a second servo motor 1524 is rotatably connected to one end of the screw rod mechanism 1523 in the medium carriage 14, and an optical axis is fixedly installed on one side of the rack and pinion mechanism 1521 to limit the large carriage 13 as shown in fig. 3, the large carriage 13 is provided with a linear bearing matched with the optical axis, the large carriage 13 is limited through the sliding connection of the linear bearing and the optical axis to ensure the stable operation of the large carriage 13, and sliding rails are fixedly arranged on two sides of the screw rod mechanism 1523 for limiting the middle carriage 14 and the small carriage 15 and are respectively connected with the middle carriage 14 and the small carriage 15 in a sliding manner.

In a further embodiment, since the dial needs to be watched to ensure the machining precision when operating the engine lathe, in order to allow a student to practice watching the dial, as shown in fig. 9, dials are further fixedly mounted at the joints of the large rotating wheel 16, the middle rotating wheel 17 and the small rotating wheel 18 with the large dragging plate 13, the middle dragging plate 14 and the small dragging plate 15, the dials are fixedly connected with the large rotating wheel 16, the middle rotating wheel 17 and the small rotating wheel 18, and the large dragging plate 13, the middle dragging plate 14 and the small dragging plate 15 are provided with pointers matched with the dials.

In a further embodiment, in order to meet the requirement that the movable protective door 12 does linear motion outside the machine tool body 11, rollers are installed on two sides of the movable protective door 12, which are matched with the machine tool body 11, rolling bearings which are in rolling connection with the movable protective door 12 are installed in the rollers, only a handle is installed on the movable protective door 12, and the movable protective door 12 can be limited by the handle when the movable protective door 12 is opened and closed conveniently.

In a further embodiment, in order to allow the trainee to practice the tailstock 153 used for machining the long shaft, the tailstock 153 is further fixedly installed at one end inside the machine tool body 11, one end of the tailstock 153 penetrates through the machine tool body 11 to communicate with the outside, and the structure of the tailstock 153 is as shown in fig. 5, one end of the tailstock 153 communicating with the outside is rotatably connected with a tail wheel 1531 and a screw 1532, the tail wheel 1531 is fixedly connected with the screw 1532, and a threaded hole matched with the screw 1532 is formed inside the tailstock 153.

In a further embodiment, in order to allow the trainee to practice shifting the spindle by using the shift lever 1101 and the reversing lever 1102, the threaded rod 1103 is used to perform threading, so as shown in fig. 8, the shift lever 1101, the reversing lever 1102 and the threaded rod 1103 are also fixedly connected to the machine tool body 11, wherein the shift lever 1101, the reversing lever 1102 and the threaded rod 1103 are respectively electrically connected to the control host 111, and the control host 111 controls the AR glasses 3 to display a corresponding screen when using the shift lever 1101, the reversing lever 1102 and the threaded rod 1103.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be modified to perform various equivalent transformations, which all belong to the protection scope of the present invention.

Claims

1. A simulation device for a learning machine, comprising: the numerical control lathe comprises a machine tool body (11), a control host (111) fixedly installed inside the machine tool body (11), a movable protective door (12) installed outside the machine tool body (11) and capable of moving linearly, a large dragging plate (13), a middle dragging plate (14) and a small dragging plate (15) installed inside the machine tool body (11), wherein one end of each of the large dragging plate (13), the middle dragging plate (14) and the small dragging plate (15) is respectively and rotatably connected with a large rotating wheel (16), a middle rotating wheel (17) and a small rotating wheel (18), a numerical control panel (112) fixedly installed at one end of the machine tool body (11), and a first hand wheel (113) and a second hand wheel (114) installed on the machine tool body (11) and electrically connected with the control host (111), wherein the machine tool body (11) is a mixed model of a common lathe, a numerical control lathe and a numerical control milling machine, and the large dragging plate (13), the middle, The small carriage (15), the control panel, the first hand wheel (113) and the second hand wheel (114) are all electrically connected with the control host (111).

2. The simulation device for the learning machine according to claim 1, further comprising AR glasses (3), an earphone (4) and a motion capture camera (2) electrically connected with the control host (111), wherein the motion capture camera (2) is fixedly installed at the two ends and the top end of the outside of the machine body (11) respectively.

3. The simulation equipment for the learning machine tool according to claim 1, wherein the large rotating wheel (16), the middle rotating wheel (17) and the small rotating wheel (18) are respectively and rotatably connected with the large carriage (13), the middle carriage (14) and the small carriage (15), the large carriage (13), the middle carriage (14) and the small carriage (15) are installed in the machine tool body (11) through a linear motion mechanism (152), the large carriage (13) and the small carriage (15) have the same motion direction, and the middle carriage (14) is perpendicular to the large carriage (13).

4. The simulation equipment for the learning machine tool according to claim 3, wherein a rack and pinion mechanism (1521) is installed in the large carriage (13), a screw rod mechanism (1523) is installed in each of the medium carriage (14) and the small carriage (15), the large rotating wheel (16) is rotatably connected with the rack and pinion mechanism (1521), the medium rotating wheel (17) and the small rotating wheel (18) are rotatably connected with the screw rod mechanism (1523), wherein a first servo motor (1522) matched with the rack and pinion mechanism (1521) is installed in the large carriage (13), and a second servo motor (1524) is rotatably connected to one end of the screw rod mechanism (1523) in the medium carriage (14).

5. The simulation equipment for the learning machine tool according to claim 4, wherein dials are respectively and fixedly installed at the joints of the large rotating wheel (16), the middle rotating wheel (17) and the small rotating wheel (18) with the large dragging plate (13), the middle dragging plate (14) and the small dragging plate (15), the dials are respectively and fixedly connected with the large rotating wheel (16), the middle rotating wheel (17) and the small rotating wheel (18), and pointers matched with the dials are arranged on the large dragging plate (13), the middle dragging plate (14) and the small dragging plate (15).

6. The simulation equipment for the learning machine tool is characterized in that rollers are installed on two sides of the movable protective door (12) matched with the machine tool body (11), and rolling bearings connected with the movable protective door (12) in a rolling mode are installed in the rollers.

7. The simulation apparatus for the learning machine tool according to claim 1, wherein a tailstock (153) is fixedly installed at one end inside the machine tool body (11), one end of the tailstock (153) penetrates through the machine tool body (11) to communicate with the outside, a tail wheel (1531) and a screw rod (1532) are rotatably connected to one end of the tailstock (153) communicating with the outside, the tail wheel (1531) is fixedly connected to the screw rod (1532), and a threaded hole matched with the screw rod (1532) is formed inside the tailstock (153).

8. The simulation device for the learning machine tool according to claim 1, wherein a gear lever (1101), a reversing lever (1102) and a threaded rod (1103) are fixedly connected to the machine tool body (11), wherein the gear lever (1101), the reversing lever (1102) and the threaded rod (1103) are electrically connected with the control host (111) respectively.