Light outlet control device applied to laser and laser

Abstract

The utility model discloses a light outlet control device applied to a laser and the laser, and relates to the technical field of lasers. The device comprises a shell, a driving motor, a shading plate and a connecting arm. Wherein a containing space capable of containing the light shielding plate is arranged in the shell, the containing space is divided into a light shielding area and a working area, the light shielding plate can move between the working area and the light shielding area, and when the light shielding plate completely moves to the light shielding area, laser emitted by the laser can be prevented from being emitted from the light outlet. The two ends of the connecting arm are connected with the driving motor and the shading plate correspondingly, and the driving motor can drive the shading plate to reciprocate between the working area and the shading area through the connecting arm. Therefore, whether the light shielding plate moves to the light shielding area capable of shielding laser emission or not can be controlled by controlling operation of the motor, and whether the light shielding plate shields laser emission or not is remotely controlled through the motor under the condition that the laser continuously generates the laser.

Description

Technical Field

[0001] This specification relates to the field of laser technology, and in particular to a light outlet control device for a laser and a laser. Background Art

[0002] With the development of laser technology, lasers are widely used in many fields, such as medical beauty, communications, manufacturing, etc. When using lasers, the laser's light outlet usually needs to be opened during use and closed after use to prevent danger.

[0003] In the prior art, the laser light outlet opening and closing device usually needs to be operated by the user. Obviously, this operation method not only increases labor costs, but also has problems such as unstable operation and misoperation, which affects the efficiency and safety of laser use. Utility Model Content

[0004] This specification provides a light outlet control device for a laser and a laser, so as to at least partially solve the above-mentioned problems existing in the prior art.

[0005] This manual adopts the following technical solutions:

[0006] This specification provides a light outlet control device for a laser, including a housing, a drive motor, a light shielding plate, and a connecting arm;

[0007] The housing is provided with a receiving space capable of receiving the light shielding plate, the receiving space is divided into a light shielding area and a working area, and the light shielding plate can move between the working area and the light shielding area;

[0008] The light shielding plate is arranged in the accommodation space, and when the light shielding plate is completely moved to the light shielding area, it can block the laser light emitted by the laser from being emitted from the light outlet;

[0009] The two ends of the connecting arm are respectively connected to the driving motor and the light shielding plate;

[0010] The driving motor can drive the shading plate to reciprocate between the working area and the shading area through the connecting arm.

[0011] Preferably, the drive motor is a bidirectional screw motor capable of forward or reverse rotation;

[0012] A through hole formed at one end of the connecting arm is sleeved on the outside of the screw of the bidirectional screw motor, and a thread is configured in the through hole, and the thread is adapted to the external thread configured on the screw, so that when the screw rotates forward or reverse, the external thread interacts with the thread in the through hole, driving the connecting arm to move toward or away from the working area;

[0013] When the driving motor rotates forward, it can drive the light shielding plate to move toward the working area through the connecting arm;

[0014] When the driving motor is reversed, it can drive the light shielding plate to move in a direction away from the working area through the connecting arm.

[0015] Preferably, the laser is equipped with a controller;

[0016] The controller is in communication with the drive motor and is capable of sending movement instructions to the drive motor;

[0017] The driving motor can drive the shading plate to reciprocate between the working area and the shading area through the connecting arm in response to the movement instruction.

[0018] Preferably, the light outlet control device applied to the laser is further configured with a first limit switch and a second limit switch;

[0019] The first limit switch and the second limit switch are both fixedly connected to the housing;

[0020] The positions of the first limit switch and the second limit switch correspond to the connecting arm, so that when the connecting arm moves to the limit in a direction close to the working area, it can touch the first limit switch, and when the connecting arm moves to the limit in a direction away from the working area, it can touch the second limit switch;

[0021] The first limit switch and the second limit switch are both communicatively connected to the controller, and are both capable of sending a touch signal to the controller when touched.

[0022] Preferably, the surface of the housing is provided with a motor seat;

[0023] The driving motor is fixed on the surface of the motor seat, and the driving motor is a screw motor.

[0024] Preferably, the motor seat and the screw motor are both arranged on the outer surface of the housing;

[0025] A through slot is formed on the surface of the housing, and the position of the through slot corresponds to the moving track of the light shielding plate;

[0026] The connecting arm passes through the through slot.

[0027] Preferably, the light outlet control device applied to the laser further includes an inner dustproof window and an outer dustproof cover;

[0028] The inner dustproof window is arranged inside the outer shell and is fixedly connected to the outer shell, and a buffer gasket is arranged at the connection between the inner dustproof window and the outer shell;

[0029] The transparency of the inner dustproof window is greater than a preset transparency threshold, and can allow the laser light emitted by the laser to pass through.

[0030] Preferably, at least a partial area of ​​the shading plate is in contact with the outer shell, and heat transfer can be performed between the shading plate and the outer shell.

[0031] Preferably, the thermal conductivity of the housing is also greater than a preset thermal conductivity threshold;

[0032] A thermal conductive paste is arranged between the light shielding plate and the housing, and the thermal conductive paste can transfer heat between the light shielding plate and the housing.

[0033] On the other hand, this specification also provides a laser, which includes the light outlet control device applied to the laser as described in the above aspect.

[0034] The light outlet control device for a laser provided in this specification includes a housing, a drive motor, a light shielding plate, and a connecting arm. The housing is provided with a storage space capable of accommodating the light shielding plate, which is divided into a light shielding area and a working area. The light shielding plate is movable between the working area and the light shielding area. When the light shielding plate is fully moved to the light shielding area, it is capable of blocking the laser light emitted by the laser from being emitted from the light outlet. The two ends of the connecting arm are respectively connected to the drive motor and the light shielding plate, and the drive motor can drive the light shielding plate to reciprocate between the working area and the light shielding area through the connecting arm.

[0035] It can be seen from the above device that by controlling the operation of the motor, it is possible to control whether the shading plate moves to the shading area that can block the laser emission, thereby realizing remote control of whether the shading plate blocks the laser emission through the motor when the laser continues to generate laser. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] The drawings described herein are used to provide a further understanding of this specification and constitute a part of this specification. The exemplary embodiments and descriptions of this specification are used to explain this specification and do not constitute an improper limitation of this specification. In the drawings:

[0037] Figure 1 A schematic structural diagram of a light outlet control device for a laser provided in accordance with an embodiment of this specification;

[0038] Figure 2 A schematic diagram of a portion of the internal structure of a housing provided in accordance with an embodiment of this specification;

[0039] Figure 3 A schematic diagram of a portion of the structure of a light outlet control device for a laser provided in one embodiment of this specification;

[0040] Figure 4 A schematic diagram of a portion of the structure of a light outlet control device for a laser provided in one embodiment of this specification;

[0041] Figure 5 A schematic structural diagram of a light outlet control device for a laser provided in accordance with an embodiment of this specification;

[0042] Figure 6 A partial structural diagram of a light outlet control device for a laser provided in one embodiment of this specification.

[0043] Description of reference numerals:

[0044] Housing 1; drive motor 2; shading plate 3; connecting arm 4; shading area 111; working area 112; laser 5; slider 41; push-pull rod 42; first limit switch 61; second limit switch 62. DETAILED DESCRIPTION

[0045] To make the purpose, technical solutions, and advantages of this specification more clear, the technical solutions of this specification will be clearly and completely described below in conjunction with the specific embodiments of this specification and the corresponding drawings. Obviously, the embodiments described are only part of the embodiments of this specification, not all of the embodiments. Based on the embodiments in this specification, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of this application.

[0046] In the description of the present invention, it should be noted that the term "or" is generally used in a sense including "and / or", unless the content clearly indicates otherwise.

[0047] In the description of the present invention, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. In addition, in the description of this application, the terms "first," "second," etc. are used only to distinguish descriptions and should not be understood to indicate or imply relative importance.

[0048] Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0049] The technical solutions provided by the embodiments of this specification are described in detail below with reference to the accompanying drawings.

[0050] Figure 1 This is a schematic diagram of the structure of a light outlet control device for a laser provided in one embodiment of this specification. Figure 1 As shown, the device includes a housing 1, a driving motor 2, a sunshade 3 and a connecting arm 4.

[0051] Preferably, an accommodating space 11 capable of accommodating the sunshade 3 is provided inside the housing 1 .

[0052] Preferably, the accommodating space 11 is divided into a light-shielding area 111 and a working area 112 .

[0053] Preferably, the shading area 111 and the working area 112 are interconnected.

[0054] Figure 2 This is a schematic diagram of the partial internal structure of the housing 1 provided in one embodiment of this specification. Figure 2 As shown, the storage space 11 is divided into a light-shielding area 111 and a working area 112. The area enclosed by the dotted line is the working area 112, and the area enclosed by the dotted line is the light-shielding area 111. The light-shielding area 111, the working area 112, and the irregular area between the light-shielding area 111 and the working area 112 together constitute the storage space 11.

[0055] Preferably, there is no obstruction between the shading area 111 and the working area 112 , and the inner boundary of the accommodating space 11 is smooth, so that the shading plate 3 can move between the shading area 111 and the working area 112 .

[0056] Preferably, the shading plate 3 is disposed in the accommodating space 11 .

[0057] Preferably, when the shading plate 3 is completely moved to the shading area 111 , it can block the laser light 5 emitted by the laser from being emitted from the light outlet.

[0058] Figure 3 This is a partial structural diagram of a light outlet control device for a laser provided in one embodiment of this specification. Figure 3 As shown, the shading plate 3 is completely moved into the shading area 111 and can block the emission of the laser 5 .

[0059] Preferably, when the light shielding plate 3 is completely moved to the working area 112 , it cannot block the laser light 5 emitted by the laser from being emitted from the light outlet.

[0060] Figure 4 This is a partial structural diagram of a light outlet control device for a laser provided in one embodiment of this specification. Figure 4 As shown, the shading plate 3 is completely moved into the working area 112 and cannot block the emission of the laser 5 .

[0061] Preferably, both ends of the connecting arm 4 are connected to the driving motor 2 and the shading plate 3 respectively.

[0062] Preferably, the driving motor 2 can drive the shading plate 3 to reciprocate between the working area 112 and the shading area 111 through the connecting arm 4 .

[0063] based on Figure 1 The light exit control device for a laser is shown, and the device includes a housing 1, a drive motor 2, a light shielding plate 3, and a connecting arm 4. The housing 1 is provided with a storage space 11 for accommodating the light shielding plate 3. The storage space 11 is divided into a light shielding area 111 and a working area 112. The light shielding plate 3 can move between the working area 112 and the light shielding area 111. When the light shielding plate 3 is fully moved to the light shielding area 111, it can block the laser 5 emitted by the laser from being emitted from the light exit. The two ends of the connecting arm 4 are respectively connected to the drive motor 2 and the light shielding plate 3. The drive motor 2 can drive the light shielding plate 3 to reciprocate between the working area 112 and the light shielding area 111 through the connecting arm 4.

[0064] It can be seen from the above device that by controlling the operation of the motor, it is possible to control whether the shading plate 3 moves to the shading area 111 that can block the emission of the laser 5, thereby realizing remote control of whether the shading plate 3 blocks the emission of the laser 5 through the motor when the laser continues to generate the laser 5.

[0065] Preferably, the thermal conductivity of the light shielding plate 3 is greater than a preset thermal conductivity threshold, so that the light shielding plate 3 can maintain its own temperature within a preset stable temperature range when receiving continuous irradiation of the laser 5 .

[0066] Preferably, at least a portion of the shading plate 3 is in contact with the housing 1 , and heat transfer can be performed between the shading plate 3 and the housing 1 , so that the shading plate 3 can transfer heat to the housing 1 when continuously irradiated by the laser 5 .

[0067] Preferably, a thermal paste is disposed between the light shielding plate 3 and the housing 1 , and the thermal paste can transfer heat between the light shielding plate 3 and the housing 1 .

[0068] Preferably, the thermal conductivity of the housing 1 is also greater than a preset thermal conductivity threshold, so that the housing 1 can continuously receive and dissipate heat from the light shielding plate 3. In other words, when the light shielding plate 3 is continuously irradiated by the laser 5, it can transfer heat to the housing 1 and dissipate heat through the housing 1.

[0069] Preferably, the drive motor 2 is a bidirectional screw motor that can rotate forward or reverse.

[0070] Preferably, the through hole opened at one end of the connecting arm 4 is sleeved on the outside of the screw of the bidirectional screw motor, and a thread is arranged in the through hole, which is adapted to the external thread arranged on the screw, so that when the screw rotates forward or reverse, the external thread can interact with the thread in the through hole to drive the connecting arm 4 to move toward or away from the working area 112.

[0071] Preferably, when the driving motor 2 rotates forward, it can drive the shading plate 3 to move toward the working area 112 through the connecting arm 4 .

[0072] Preferably, when the driving motor 2 is reversed, it can drive the shading plate 3 to move in a direction away from the working area 112 through the connecting arm 4 .

[0073] Preferably, the shading plate 3 is completely opaque.

[0074] Preferably, the light transmittance of the shading plate 3 is less than a preset light transmittance threshold.

[0075] Preferably, the housing 1 and the sunshade 3 are both made of metal.

[0076] Preferably, the side of the shading plate 3 that can be irradiated by the laser is provided with a reflective coating, a reflective film or other structures, which can reflect the laser.

[0077] Those skilled in the art will appreciate that the technologies for the drive motor 2 and thermal paste have been relatively mature, and this specification does not limit the specific models of the drive motor 2 and the thermal paste.

[0078] Preferably, the laser is provided with a controller.

[0079] Preferably, the controller is communicatively connected to the drive motor 2 and can send movement instructions to the drive motor 2 .

[0080] Preferably, the drive motor 2 can start or stop in response to the movement instruction. When the drive motor 2 is started, it can drive the shading plate 3 to reciprocate between the working area 112 and the shading area 111 through the connecting arm 4.

[0081] Preferably, the light outlet control device applied to the laser is further configured with a first limit switch 61 and a second limit switch 62 .

[0082] Preferably, the first limit switch 61 and the second limit switch 62 are both fixedly connected to the housing 1 .

[0083] Preferably, the positions of the first limit switch 61 and the second limit switch 62 correspond to the connecting arm 4, so that when the connecting arm 4 moves to the limit in the direction close to the working area 112, it can touch the first limit switch 61, and when the connecting arm 4 moves to the limit in the direction away from the working area 112, it can touch the second limit switch 62.

[0084] Preferably, the first limit switch 61 and the second limit switch 62 are both communicatively connected to the controller, and are both capable of sending a touch signal to the controller when touched.

[0085] Preferably, the controller is capable of receiving the touch signal, and in response to the touch signal, sending a movement instruction to the drive motor 2 to instruct the drive motor 2 to stop running.

[0086] Preferably, the controller is equipped with a display screen and / or a speaker, which can receive the touch signal and, in response to the touch signal, display a prompt message through the display screen or emit a prompt sound through the speaker. The prompt message or prompt sound is used to prompt the user to turn on the laser to output laser light, or that the light outlet control device is turned off and cannot output laser light. It can be understood by those skilled in the art that, in this case, the light outlet control device applied to the laser is essentially a safety structure, and the laser can only be started when the user controls it to move the light shielding plate 3 to touch the first limit switch 61.

[0087] Preferably, the drive motor 2 can also stop running in response to the movement instruction.

[0088] Preferably, the first limit switch 61 and the second limit switch 62 are both communicatively connected to the drive motor 2 and can both send a touch signal to the drive motor 2 when touched.

[0089] Preferably, the drive motor 2 can receive the touch signal and stop running in response to the touch signal.

[0090] Those skilled in the art will appreciate that the development of technologies related to limit switches has become relatively mature, and this specification does not limit the specific model of the limit switch, and any common related equipment in the field can be used.

[0091] Figure 5 This is a schematic diagram of the structure of a light outlet control device for a laser provided in one embodiment of this specification. Figure 5 As shown, the first limit switch 61 and the second limit switch 62 together constitute a limit switch, and the first limit switch 61 and the second limit switch 62 are both fixedly connected to the housing 1 .

[0092] Preferably, a motor seat is provided on the surface of the housing 1 .

[0093] Preferably, the drive motor 2 is fixed to the surface of the motor base, and the drive motor 2 is a screw motor.

[0094] Preferably, the motor base and the lead screw motor are both arranged on the outer surface of the housing 1 .

[0095] Preferably, the driving motor is a screw motor, and a part of the structure of the connecting arm is sleeved on the outside of the screw by a threaded connection.

[0096] Those skilled in the art will understand that the connection technology between mechanical structures is relatively mature. Therefore, this specification does not limit the specific connection between the various components in the light outlet control device used for the laser, and the common connection methods in the field can be used.

[0097] Preferably, a through slot is formed on the surface of the housing 1 , and the position of the through slot corresponds to the moving track of the light shielding plate 3 .

[0098] Preferably, the connecting arm 4 passes through the through slot, that is, one end of the connecting arm 4 is fixedly connected to the sunshade 3 arranged in the housing 1, and the other end of the connecting arm 4 is connected to the driving motor 2 arranged outside the housing 1.

[0099] Preferably, the connecting arm 4 includes a push-pull rod 42 and a slider 41 that are connected to each other.

[0100] Preferably, the push-pull rod 42 is fixedly connected to the sunshade 3 .

[0101] Preferably, the slider 41 is fixedly connected to the drive motor 2 .

[0102] Figure 6 This is a partial structural diagram of a light outlet control device for a laser provided in one embodiment of this specification. Figure 6 One end of the connecting arm 4 is fixedly connected to the light shielding plate 3 disposed in the housing 1, and the other end is connected to the driving motor 2 disposed outside the housing 1. The connecting arm 4 is composed of a slider 41 and a push-pull rod 42.

[0103] Preferably, the light outlet control device applied to the laser further includes an inner dustproof window and an outer dustproof cover.

[0104] Preferably, the inner dustproof window is arranged inside the outer shell 1 and is fixedly connected to the outer shell 1 , and a buffer gasket is arranged at the connection between the inner dustproof window and the outer shell 1 .

[0105] Preferably, the transparency of the inner dustproof window is greater than a preset transparency threshold, and can allow the laser light 5 emitted by the laser to pass through.

[0106] Preferably, the light outlet control device applied to the laser further includes a compression and rotary seal.

[0107] Preferably, the compression rotary seal is adjacent to the buffer gasket and can drive the buffer gasket to move, so that the inner dustproof window is fixed or released by the buffer gasket.

[0108] Preferably, the connecting arm 4 includes a push-pull rod 42 and a slider 41 that are connected to each other.

[0109] Preferably, the push-pull rod 42 is fixedly connected to the sunshade 3 .

[0110] Preferably, the slider 41 is fixedly connected to the drive motor 2 .

[0111] The above is a light outlet control device applied to a laser provided in one or more embodiments of this specification. Based on the same idea, this specification also provides a laser.

[0112] Preferably, the laser includes the light outlet control device applied to the laser provided by any one of the above embodiments.

[0113] Preferably, the laser includes a controller.

[0114] Preferably, the controller is communicatively connected to the drive motor 2 .

[0115] Preferably, the controller can send a movement instruction to the drive motor 2 in response to the user's operation, instructing the drive motor 2 to start or stop. When the drive motor 2 starts, it can drive the shading plate 3 to reciprocate between the working area 112 and the shading area 111 through the connecting arm 4.

[0116] It should be noted that all actions of acquiring signals, information or data in this application are carried out in compliance with the relevant data protection laws and policies of the country where they are located and with the authorization given by the owner of the corresponding device.

[0117] It should also be noted that the terms "comprises," "includes," or any other variations thereof are intended to encompass non-exclusive inclusion, such that a process, method, commodity, or apparatus that includes a series of elements includes not only those elements but also other elements not explicitly listed, or includes elements inherent to such process, method, commodity, or apparatus. In the absence of further limitations, an element defined by the phrase "comprises a ..." does not exclude the presence of other identical elements in the process, method, commodity, or apparatus that includes the element.

[0118] The various embodiments in this specification are described in a progressive manner. Similar parts between the various embodiments can be referred to in conjunction with each other. Each embodiment focuses on the differences between the other embodiments. In particular, the system embodiments are generally similar to the method embodiments, so the description is relatively simple. For relevant parts, refer to the description of the method embodiments.

[0119] The foregoing is merely an embodiment of the present invention and is not intended to limit the present invention. Various modifications and variations are possible for those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention are intended to be included within the scope of the claims of this application.

Claims

1. A light outlet control device for a laser, characterized in that: It includes a housing, a driving motor, a light shield and a connecting arm; The housing is provided with a receiving space capable of receiving the light shielding plate, the receiving space being divided into a light shielding area and a working area, and the light shielding plate is movable between the working area and the light shielding area; The light shielding plate is arranged in the accommodation space, and when the light shielding plate is completely moved to the light shielding area, it can block the laser light emitted by the laser from being emitted from the light outlet; The two ends of the connecting arm are respectively connected to the driving motor and the light shielding plate; The driving motor can drive the shading plate to reciprocate between the working area and the shading area through the connecting arm.

2. The light outlet control device for laser according to claim 1, characterized in that: The drive motor is a bidirectional screw motor that can rotate forward or reverse; A through hole formed at one end of the connecting arm is sleeved on the outside of the screw of the bidirectional screw motor, and a thread is configured in the through hole, and the thread is adapted to the external thread configured on the screw, so that when the screw rotates forward or reverse, the external thread interacts with the thread in the through hole, driving the connecting arm to move toward or away from the working area; When the driving motor rotates forward, it can drive the light shielding plate to move toward the working area through the connecting arm; When the driving motor is reversed, it can drive the light shielding plate to move in a direction away from the working area through the connecting arm.

3. The light outlet control device for laser according to claim 1, characterized in that: The laser is equipped with a controller; The controller is in communication with the drive motor and is capable of sending movement instructions to the drive motor; The driving motor can drive the shading plate to reciprocate between the working area and the shading area through the connecting arm in response to the movement instruction.

4. The light outlet control device for laser according to claim 3, characterized in that: The light outlet control device applied to the laser is further provided with a first limit switch and a second limit switch; The first limit switch and the second limit switch are both fixedly connected to the housing; The positions of the first limit switch and the second limit switch correspond to the connecting arm, so that when the connecting arm moves to the limit in a direction close to the working area, it can touch the first limit switch, and when the connecting arm moves to the limit in a direction away from the working area, it can touch the second limit switch; The first limit switch and the second limit switch are both communicatively connected to the controller, and are both capable of sending a touch signal to the controller when touched.

5. The light outlet control device for laser according to any one of claims 1 to 4, characterized in that: The surface of the housing is provided with a motor seat; The driving motor is fixed on the surface of the motor seat, and the driving motor is a screw motor.

6. The light outlet control device for laser according to claim 5, characterized in that: The motor seat and the screw motor are both arranged on the outer surface of the housing; A through slot is formed on the surface of the housing, and the position of the through slot corresponds to the moving track of the light shielding plate; The connecting arm passes through the through slot.

7. The light outlet control device for a laser according to any one of claims 1 to 4, characterized in that: The light outlet control device applied to the laser further includes an inner dustproof window and an outer dustproof cover; The inner dustproof window is arranged inside the outer shell and is fixedly connected to the outer shell, and a buffer gasket is arranged at the connection between the inner dustproof window and the outer shell; The transparency of the inner dustproof window is greater than a preset transparency threshold, and can allow the laser light emitted by the laser to pass through.

8. The light outlet control device for a laser according to any one of claims 1 to 4, characterized in that: At least a partial area of ​​the shading plate is in contact with the housing, and heat transfer can be performed between the shading plate and the housing.

9. The light outlet control device for laser according to claim 8, characterized in that: The thermal conductivity of the housing is also greater than a preset thermal conductivity threshold; A thermal conductive paste is arranged between the light shielding plate and the housing, and the thermal conductive paste can transfer heat between the light shielding plate and the housing.

10. A laser, characterized in that: The laser includes the light outlet control device applied to the laser according to any one of claims 1 to 9.

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