阅读说明：本技术 自动取放光盘装置及光盘读取系统 (Automatic pick-and-place optical disk device and optical disk reading system ) 是由 郝海生 于 2019-10-12 设计创作，主要内容包括：本发明公开了一种自动取放光盘装置及光盘读取系统,包括导轨组件与调节装置,导轨组件包括第一导轨组件与第二导轨组件,机械底座与手立板垂直连接,调节装置设于手立板的顶端,传送带包括纵向传送带与横向传送带,机械臂包括第一机械臂与第二机械臂,第一机械臂通过第一导轨组件设于手立板上,第一导轨组件与纵向传送带连接,第二机械臂通过连接孔板与第一导轨组件连接,第二机械臂上设有第二导轨组件,第二导轨组件与横向传送带连接。本发明有效减小摩擦,降低故障率,从而提高位置准确性、控制精确度,实用性强,提高了装置的工作效率。(The invention discloses an automatic optical disk device taking and placing device and an optical disk reading system, which comprise a guide rail assembly and an adjusting device, wherein the guide rail assembly comprises a first guide rail assembly and a second guide rail assembly, a mechanical base is vertically connected with a hand vertical plate, the adjusting device is arranged at the top end of the hand vertical plate, a conveyor belt comprises a longitudinal conveyor belt and a transverse conveyor belt, the mechanical arm comprises a first mechanical arm and a second mechanical arm, the first mechanical arm is arranged on the hand vertical plate through the first guide rail assembly, the first guide rail assembly is connected with the longitudinal conveyor belt, the second mechanical arm is connected with the first guide rail assembly through a connecting pore plate, the second mechanical arm is provided with a second guide rail assembly, and the second guide rail assembly is connected with. The invention effectively reduces friction and reduces failure rate, thereby improving position accuracy and control accuracy, having strong practicability and improving the working efficiency of the device.)

1. An automatic optical disk taking and placing device comprises a mechanical base, a hand vertical plate, a mechanical arm, a driving motor, a conveying belt and an optical disk box, it is characterized by also comprising a guide rail component and an adjusting device, wherein the guide rail component comprises a first guide rail component and a second guide rail component, the mechanical base is vertically connected with the hand standing plate, the adjusting device is arranged at the top end of the hand standing plate, the conveyor belt comprises a longitudinal conveyor belt and a transverse conveyor belt, the mechanical arm comprises a first mechanical arm and a second mechanical arm, the first mechanical arm is arranged on the hand-standing plate through the first guide rail assembly, the first guide rail assembly is connected with the longitudinal conveyor belt, the second mechanical arm is connected with the first guide rail assembly through a connecting hole plate, the second mechanical arm is provided with the second guide rail assembly, and the second guide rail assembly is connected with the transverse conveying belt.

2. The automatic pick-and-place optical disc device as claimed in claim 1, wherein the first guiding assembly comprises a first guiding rail, a first slider and a first buckle, the driving motor comprises a first driving motor and a second driving motor, the first guiding rail is disposed on the hand-standing board, the first slider is disposed on the first guiding rail and can be adjusted in a vertical sliding manner, one end of the first buckle is connected with the first slider, the other end of the first buckle is connected with the longitudinal conveying belt, and the longitudinal conveying belt is connected with a rotating shaft of the first driving motor.

3. The automatic pick-and-place optical disc device as claimed in claim 2, wherein the second guiding assembly comprises a second guiding rail, a second slider and a second buckle, the second guiding rail is disposed on the second mechanical arm, the second slider is disposed on the second guiding rail and can be adjusted by sliding left and right, one end of the second buckle is connected to the second slider, the other end of the second buckle is connected to the transverse conveyor belt, and the transverse conveyor belt is connected to the rotating shaft of the second driving motor.

4. The optical disc device as claimed in claim 3, wherein a hook is disposed outside the second slider, one end of the hook is vertically and fixedly connected to the second slider, the other end of the hook is connected to the optical disc case, and the hook is of an L-shaped structure.

5. The automatic pick-and-place optical disc device as claimed in claim 1, wherein the adjusting device comprises a bracket, an adjusting block, an adjusting lever and a fastener;

one end of the bracket is connected with the top end of the hand standing plate, and the other end of the bracket is provided with the adjusting rod and the adjusting block;

the adjusting block is arranged on the support through the adjusting rod, the upper end of the adjusting rod is arranged on the support through the fastening piece, and the lower end of the adjusting rod is connected with the adjusting block.

6. The automatic CD picking and placing device as claimed in claim 5, wherein when the fastening member is tightened, a gap is formed between the bottom of the joint of the adjusting lever and the fastening member and the bracket, and the adjusting lever drives the adjusting block and the bracket to be rotatably adjusted.

7. The automatic CD taking and placing device as claimed in claim 6, wherein the lower end of the adjusting block is provided with a pulley rotating shaft, one end of the longitudinal conveyor belt is connected with the pulley rotating shaft, the other end of the longitudinal conveyor belt is connected with the rotating shaft of the first driving motor, and the pulley rotating shaft is detachably connected.

8. An automatic pick-and-place optical disc device as claimed in claim 1, wherein an elastic member is further disposed inside the optical disc cartridge, and the elastic member is disposed between adjacent tray tracks on the inner sidewall of the optical disc cartridge and has a cylindrical convex shape.

9. The automatic CD taking and placing device as claimed in claim 1, wherein a positioning structure is further disposed on the rear box of the CD box, the positioning structure includes an iron plate and a knob, the knob is connected to the iron plate and is clamped in a knob slot of the rear box, and the knob is vertically movable in the knob slot for adjustment.

10. The optical disc device as claimed in claim 9, wherein the rear case further has a positioning groove matching with the iron plate, the iron plate and an outer plate of the positioning groove are both in a shape of rectangular teeth, and the knob can be adjusted up and down to drive the iron plate to be engaged and positioned along the positioning groove.

11. An optical disc reading system, comprising a data reading device and an automatic pick-and-place optical disc device according to any one of claims 1 to 10.

Technical Field

The present invention relates to the technical field of optical disc picking and placing devices, and in particular, to an automatic optical disc picking and placing device and an optical disc reading system.

Background

At present, most optical disc taking and placing devices adopt taking and placing equipment with mechanical arms, in the prior art, the mechanical arms mostly adopt optical axes and plastic blocks, and the plastic blocks have large friction force and are easy to deform due to long-term friction with the optical axes, so that the position accuracy is low, the accuracy is poor, the energy consumption is high, the fault frequency is high, and the positioning and grabbing process is time-consuming; meanwhile, when the conveying belt of the mechanical arm is driven by the driving motor to operate, the conveying belt is twisted due to the fact that the fixed position of the base is deviated, the service life of the conveying belt is greatly shortened, the conveying belt needs to be frequently replaced, and the overall working efficiency of the optical disc taking and placing device is reduced.

Disclosure of Invention

In order to solve the problems in the prior art, embodiments of the present invention provide an automatic pick-and-place optical disc apparatus and an optical disc reading system, so as to improve the overall working efficiency of the apparatus.

In order to realize the above-mentioned purpose, this application provides an automatic get and put CD device, including guide rail subassembly and adjusting device, guide rail subassembly includes first guide rail subassembly and second guide rail subassembly, mechanical base with the hand riser is connected perpendicularly, adjusting device locates the top of hand riser, the conveyer belt includes vertical conveyer belt and transverse transport area, the arm includes first arm and second arm, first arm passes through first guide rail subassembly is located on the hand riser, first guide rail subassembly with vertical conveyer belt connects, the second arm through connect the orifice plate with first guide rail subassembly connects, be equipped with on the second arm second guide rail subassembly, second guide rail subassembly with transverse transport area connects.

Further, the first guide rail assembly comprises a first guide rail, a first sliding block and a first buckle, the driving motor comprises a first driving motor and a second driving motor, the first guide rail is arranged on the hand-standing plate, the first sliding block is arranged on the first guide rail and can be adjusted in a vertical sliding mode, one end of the first buckle is connected with the first sliding block, the other end of the first buckle is connected onto the longitudinal conveying belt, and the longitudinal conveying belt is connected onto a rotating shaft of the first driving motor.

Further, the second guide rail assembly comprises a second guide rail, a second sliding block and a second buckle, the second guide rail is arranged on the second mechanical arm, the second sliding block is arranged on the second guide rail and can be adjusted in a left-right sliding mode, one end of the second buckle is connected with the second sliding block, the other end of the second buckle is connected onto the transverse conveying belt, and the transverse conveying belt is connected onto a rotating shaft of the second driving motor.

Furthermore, a hook is arranged on the outer side of the second sliding block, one end of the hook is vertically and fixedly connected with the second sliding block, the other end of the hook is connected with the optical disk box, and the hook is of an L-shaped structure.

Furthermore, the adjusting device comprises a bracket, an adjusting block, an adjusting rod and a fastener; one end of the bracket is connected with the top end of the hand standing plate, and the other end of the bracket is provided with the adjusting rod and the adjusting block; the adjusting block is arranged on the support through the adjusting rod, the upper end of the adjusting rod is arranged on the support through the fastening piece, and the lower end of the adjusting rod is connected with the adjusting block.

Furthermore, when the fastener is screwed down, gaps are formed between the bottom of the joint of the adjusting rod and the fastener and the support, and the adjusting rod drives the adjusting block and the support to be rotatably adjusted.

Further, the lower extreme of regulating block is equipped with the pulley pivot, the one end of vertical conveyer belt with the pulley pivot is connected, the other end of vertical conveyer belt with first driving motor's pivot is connected, the pulley pivot is for dismantling the connection.

Furthermore, the inner side of the optical disk box is also provided with an elastic part which is arranged between the adjacent tray tracks on the inner side wall of the optical disk box and is in a cylindrical convex shape.

Furthermore, a positioning structure is arranged on the rear box body of the optical disk box, the positioning structure comprises an iron sheet and a knob, the knob is connected with the iron sheet and clamped in a knob groove of the rear box body, and the knob can move up and down in the knob groove for adjustment.

Furthermore, a positioning groove matched with the iron sheet is further formed in the rear box body, the iron sheet and an outer plate body of the positioning groove are both in a rectangular tooth shape, and the iron sheet can be driven to be clamped and positioned along the positioning groove by vertically adjusting the knob.

The invention also provides an optical disk reading system, which comprises a data reading device and the automatic pick-and-place optical disk device.

The invention provides an automatic optical disk device, which adopts a guide rail component and an adjusting device, wherein the guide rail component comprises a first guide rail component and a second guide rail component, a mechanical base is vertically connected with a hand-standing plate, the adjusting device is arranged at the top end of the hand-standing plate, the conveyor belt comprises a longitudinal conveyor belt and a transverse conveyor belt, the mechanical arm comprises a first mechanical arm and a second mechanical arm, the first mechanical arm is arranged on the hand-standing plate through the first guide rail component, the first guide rail component is connected with the longitudinal conveyor belt, the second mechanical arm is connected with the first guide rail component through a connecting pore plate, the second mechanical arm is provided with the second guide rail component, the second guide rail component is connected with the transverse conveyor belt, the guide rail component can effectively reduce friction, reduce failure rate, improve the position accuracy and control accuracy of the mechanical arm, improve the working efficiency of the mechanical arm, and, the service life of the conveyor belt is greatly prolonged. The optical disk reading system provided by the invention can effectively improve the reading speed of the optical disk data and the working efficiency of the optical disk reading device, and has higher practical value.

Drawings

Fig. 1 is a schematic perspective view of an automatic pick-and-place optical disc apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a rear view structure of an optical disc device with an automatic pick-and-place function according to an embodiment of the present invention;

FIG. 3 is an enlarged, fragmentary, schematic view of the first track assembly of FIG. 1;

FIG. 4 is an enlarged, fragmentary, schematic view of the second track assembly of FIG. 1;

FIG. 5 is an enlarged schematic view of an adjusting device according to an embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view of an adjustment device provided in an embodiment of the present invention;

FIG. 7 is an enlarged partial schematic view of the adjustment device of FIG. 6;

FIG. 8 is a schematic structural diagram of an elastic member according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a positioning structure according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of an optical disc reading system according to an embodiment of the present invention.

Description of reference numerals: 1-a mechanical base, 11-a hand standing plate, 12-a support, 13-a mechanical arm, 131-a first mechanical arm, 132-a second mechanical arm, 2-a guide rail component, 21-a first guide rail component, 211-a first guide rail, 212-a first sliding block, 213-a first buckle, 214-a mechanical finger, 215-a connecting hole plate, 22-a second guide rail component, 221-a second guide rail, 222-a second sliding block, 223-a second buckle, 224-a clamping hook, 3-an adjusting device, 31-an adjusting block, 32-an adjusting rod, 33-a fastener, 34-a pulley rotating shaft, 4-a driving motor, 41-a first driving motor, 42-a second driving motor, 5-a conveying belt, 51-a transverse conveying belt, 52-a longitudinal conveying belt, 6-CD box, 61-elastic piece, 62-positioning structure, 621-iron sheet, 622-knob, 623-positioning groove and 7-data reading device.

Detailed Description

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

In the present invention, the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and do not limit the devices, elements or components that are indicated to have a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may have other meanings besides orientation or position, for example, the term "on" may also have some dependency or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "disposed," "secured," "mounted," "connected," and the like are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

"plurality" means two or more unless otherwise specified.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

An automatic optical disc device for picking and placing provided by an embodiment of the present invention, as shown in fig. 1, can be applied to an optical disc picking and placing system such as an optical disc library, and includes a guide rail assembly 2 and an adjusting device 3, the guide rail assembly 2 includes a first guide rail assembly 21 and a second guide rail assembly 22, a mechanical base 1 is vertically and fixedly connected with a hand-standing board 11, the adjusting device 3 is disposed at a top end of the hand-standing board 11, a conveyor belt 5 includes a longitudinal conveyor belt 52 and a transverse conveyor belt 51, a mechanical arm 13 includes a first mechanical arm 131 and a second mechanical arm 132, the first mechanical arm 131 is disposed on the hand-standing board 11 through the first guide rail assembly 21, the first guide rail assembly 21 is connected with the longitudinal conveyor belt 52, the second mechanical arm 132 is connected with the first guide rail assembly 21 through a connection hole plate 215, the second mechanical arm 132 is provided with the second guide rail assembly.

As shown in fig. 1, the hand-standing board 11 is vertically and fixedly connected to the mechanical base 1, the first guide rail assembly 21 is arranged on the hand-standing board 11, the first guide rail 211 is vertically fixed on the hand-standing board 11 through a bolt, the first guide rail 211 is provided with the first slider 212, the first slider 212 can flexibly slide on the first guide rail 211, and friction can be effectively reduced through the guide rail and the slider. As shown in fig. 3, a connection hole plate 215 is arranged on the first slider 212, the first mechanical arm 131 is arranged at the upper end of the connection hole plate 215, a mechanical finger 214 is further arranged at the front end of the first mechanical arm 131, two ends of a first buckle 213 are respectively connected with the first slider 212 and the longitudinal conveyor belt 52, the first drive motor 41 drives the longitudinal conveyor belt 52 and the first buckle 213 to rotate, the first buckle 213 thereby drives the first slider 212 and the first mechanical arm 131 to move up and down on the first guide rail 211, and friction is reduced by using the guide rail and the slider, thereby reducing energy consumption of the motor. The second mechanical arm 132 is transversely fixed on the first sliding block 212 through the connecting hole plate 215, the second mechanical arm 132 and the hand-standing plate 11 are in a cross shape, the second mechanical arm 132 is provided with a second guide rail assembly 22, the second guide rail 221 is transversely arranged on the second mechanical arm 132 and is parallel to the second mechanical arm 132, and the second sliding block 222 is arranged on the second guide rail 221 and can flexibly move left and right. Similarly, as shown in fig. 2, two ends of the second buckle 223 are respectively connected to the second slider 222 and the transverse conveyor belt 51, one end of the second mechanical arm 132 is provided with the second driving motor 42, the second driving motor 42 drives the transverse conveyor belt 51 and the second buckle 223 to rotate, and the second buckle 223 drives the second slider 222 to move left and right. The second slider 222 is further provided with a hook 224, the hook 224 is disposed at a tray groove of the optical disc cartridge 6, and the tray of the optical disc cartridge 6 is opened and closed by moving the second guide rail assembly 221 left and right, and the hook 224 is detachably connected. The top end of the hand-standing plate 11 is also provided with the adjusting device 3, the adjusting device 3 is provided with the adjusting rod 32 and the adjusting block 31 which can be adjusted in a rotating mode, the automatic taking and placing optical disk device provided by the invention can effectively reduce friction through the guide rail assembly, meanwhile, the sliding block is not easy to wear, the failure rate is reduced, the position accuracy and the control accuracy of the mechanical arm are improved, the working efficiency of the mechanical arm is improved, meanwhile, the conveying belt connected with the mechanical arm can be adjusted flexibly through the adjusting device, the practical value is high, the service life of the conveying belt is greatly prolonged, and the working efficiency of the whole device can be effectively improved.

In a specific embodiment, the first guide rail assembly 21 includes a first guide rail 211, a first slider 212, and a first buckle 213, the driving motor 4 includes a first driving motor 41 and a second driving motor 42, the first guide rail 211 is fixed on the hand-held board 2 by a bolt, the first slider 212 is disposed on the first guide rail 211 and can be adjusted by sliding up and down, one end of the first buckle 213 is connected to the first slider 212, the other end is fixedly connected to the longitudinal conveyor belt 52, the longitudinal conveyor belt 52 is connected to a rotating shaft of the first driving motor 41, when the first driving motor 41 is in operation, the rotating shaft at one end of the motor is driven to rotate, so as to drive the longitudinal conveyor belt 52 and the first buckle 213 to rotate, the first buckle 213 thereby drives the first slider 212 and the first mechanical arm 131 to move up and down on the first guide rail 211, and friction is reduced after the guide rail and the slider are moved up and down, so as to reduce energy consumption of the motor, the material of slider is difficult for wearing and tearing, and long service life has effectively improved the accuracy and the control accuracy of mechanical finger position on the arm.

In one embodiment, as shown in fig. 4, the second rail assembly 22 includes a second rail 221, a second slider 222, and a second buckle 223, the second rail 221 is disposed on the second robot arm 132, the second slider 222 is disposed on the second rail 221, can be adjusted in a left-right sliding way, one end of the second buckle 223 is connected with the second sliding block 222, the other end is fixedly connected with the transverse conveyor belt 51, the transverse conveyor belt 51 is connected with the second driving motor 42, similarly, the second driving motor 42 drives the rotating shaft at one end to rotate when working, thereby the rotating shaft drives the transverse conveyor belt 51 and the second buckle 223 to rotate, the second buckle 223 drives the second slide block 222 to move left and right in parallel, the friction force is reduced after the guide rail and the sliding block are used, so that the energy consumption of the motor is reduced, the sliding block is not easy to wear, the service life is long, and the accuracy and the control accuracy of the position of the mechanical finger on the mechanical arm are effectively improved.

In one embodiment, as shown in fig. 4, a hook 224 is disposed outside the second slider 222, one end of the hook 224 is vertically and fixedly connected to the second slider 222, the other end of the hook 224 is connected to the optical disc case 6, the hook 224 is clamped in a groove outside the tray of the optical disc case 6, the hook 224 is in an L-shaped structure, and the hook 224 is disposed in the L-shaped structure, so that the tray of the optical disc case 6 can be automatically opened and closed by the hook 224 when the second mechanical arm 132 works, and the working efficiency of the apparatus for taking and placing the optical disc is improved.

In a specific embodiment, as shown in fig. 5-6, the adjusting device 3 includes a support 12, an adjusting block 31, an adjusting rod 32 and a fastener 33, one end of the support 12 is fixedly connected to the top end of the hand-standing plate 11, the support 12 is detachably connected to the hand-standing plate 11, the detachable connection can be a screw connection, a clamping connection or other connection that can be fixed and detachable at the same time, so as to facilitate operation and assembly, and the adjusting rod 32 and the adjusting block 31 are disposed at the other end of the support 12; the adjusting block 31 is arranged on the bracket 12 through an adjusting rod 32, the upper end of the adjusting rod 32 is arranged on the bracket 12 through a fastener 33, the adjusting rod 32 can adjust the height of the whole position of the adjusting device 3 up and down, and simultaneously adjust the tightness degree of the longitudinal conveyor belt 52, the adjusted position height is fixed and adjusted through the fastener 33, the lower end of the adjusting rod 32 is connected with the adjusting block 31, the lower end of the adjusting rod 32 is of a T-shaped structure, the lower end of the adjusting rod 32 clamps the adjusting block 31, the adjusting rod 32 is fixedly connected with the adjusting block 31, the adjusting rod 32 drives the adjusting block 31 when being adjusted by rotation, so that the adjusting rod 32 is prevented from rotating with the adjusting block 31, meanwhile, the adjusting block 31 and the adjusting rod 32 can move up and down, the installation and replacement are convenient, the adjusting device 3 enables the conveyor belt connected with the mechanical arm to be adjusted flexibly, the smoothness of the running and rotating of the longitudinal conveyor belt 52 is ensured, the service life of the longitudinal conveyor belt is greatly prolonged, and the working efficiency of the device is further improved.

In a specific embodiment, as shown in fig. 7, when the fastening member 33 is tightened, a gap is formed between the bottom of the joint of the adjusting rod 32 and the fastening member 33 and the bracket 12, the adjusting rod 32 drives the adjusting block 31 and the bracket 12 to be rotatably adjusted, so that when the longitudinal conveyor belt 52 has a deviation in the position of the base, the adjusting rod 32 can be rotatably adjusted with the bracket 12 through the gap, and the adjusting device has a simple structure, a low manufacturing cost and a simple operation.

In a specific embodiment, as shown in fig. 6, the lower end of the adjusting block 31 is provided with a pulley rotating shaft 34, one end of the longitudinal conveying belt 52 is connected with the pulley rotating shaft 34, the other end of the longitudinal conveying belt 52 is connected with the rotating shaft of the first driving motor 41, the pulley rotating shaft 34 is detachably connected, the detachable connection mode can be a screw connection mode, a clamping connection mode and other modes capable of achieving fixing and detachable connection simultaneously, if the pulley rotating shaft is worn or loosened, the pulley rotating shaft can be flexibly replaced, the whole adjusting device is prevented from being replaced, and meanwhile, the adjusting device is very simple, convenient and easy to operate.

In a specific embodiment, as shown in fig. 8, an elastic member 61 is further disposed inside the optical disk case 6, the elastic member 61 may be a spring plunger, and an appropriate spring plunger may be selected according to the size of the gap between the optical disk tray and the inner wall, the elastic member 61 is disposed between adjacent tray tracks on the inner side wall of the optical disk case 6, and is in a cylindrical convex shape, the elastic member 61 may be disposed on both sides and one side of the inner wall of the optical disk case 6, the elastic member 61 is configured to reduce the gap for placing the optical disk tray in the optical disk case 6, so that the optical disk tray does not move left and right freely in the optical disk case 6, the position of the optical disk hole may be accurately located when the optical disk is grabbed by the mechanical finger 214 after the mechanical arm 13 moves to adjust the accurate position, thereby greatly reducing the situation that the mechanical finger 214 grabs empty due to left and right movement of the tray position, improving the stability of the tray in the optical disk case, the elastic part 61 effectively improves the working efficiency of the device for grabbing the optical disk.

In one embodiment, as shown in fig. 9, a positioning structure 62 is further disposed on the rear case of the optical disc cartridge 6, the positioning structure 62 includes an iron plate 621 and a knob 622, the knob 622 is connected to the iron plate 621 and is clamped in a knob groove of the rear case, the knob 622 is in threaded connection with the iron plate 621, the rear case is further provided with a knob groove, one end of the knob 622 is clamped in the knob groove and can be adjusted up and down, left and right, when the optical disc cartridge 6 does not work, the device positioning device moves up to lock and remove the optical disc tray and the optical disc cartridge 6, when the optical disc cartridge 6 works, the knob 622 drives the iron plate 621 to move down, and the iron plate 621 is clamped and fixed on a base of the device, so as to effectively prevent the optical disc cartridge 6 from moving or shaking on the device.

In a specific embodiment, as shown in fig. 9, a positioning groove 623 matched with the iron sheet 621 is further disposed on the rear case body, the knob 622 can be adjusted up and down to drive the iron sheet 621 to be clamped and positioned along the positioning groove 623, when the knob 622 moves upward in the knob groove, the iron sheet 621 is clamped and positioned with the positioning groove 623, outer side plate bodies of the iron sheet 621 and the positioning groove 623 are both in a rectangular tooth shape, and when the iron sheet 621 and the positioning groove 623 are clamped, the rectangular tooth of the iron sheet 621 and the rectangular tooth of the positioning groove 623 are clamped in parallel, so as to lock the optical disc tray; when the knob 622 moves downwards in the knob groove, the rectangular teeth of the iron sheet 621 and the rectangular teeth of the positioning groove 623 are staggered and crossed during clamping, the iron sheet 621 is fixed on the base of the device, the optical disk tray can move in the optical disk box 6 in an opening and closing manner, the positioning structure 62 effectively prevents the optical disk box 6 from moving or shaking on the device, and the working efficiency of the taking and placing device is improved.

The invention also provides an optical disc reading system, as shown in fig. 10, including a data reading device 7 and an automatic pick-and-place optical disc device as the above embodiment, where the data reading device 7 may be an optical disc drive or other reading devices, and a plurality of optical discs to be read are simultaneously placed in the data reading device 7 by the pick-and-place device, the system may also be simultaneously provided with a plurality of identical mechanical arms 13 and optical disc cases 6, and the plurality of mechanical arms 13 and the corresponding optical disc cases 6 may be operated simultaneously; meanwhile, a plurality of the disc boxes 6 can be stacked, so that the storage capacity of the disc boxes 6 is increased, the height of the mechanical arm 13 can be increased along with the adjustment of the height of the disc boxes 6, the mechanical arm is convenient to be matched with the disc boxes 6, the reading speed and the reading capacity of a disc can be effectively increased, and the working efficiency of a disc reading system is improved.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.