Safety protection device of laser coding machine

Abstract

The utility model discloses a safety protection device of a laser coding machine in the field of laser coding protection equipment, and aims to solve the safety problem of laser coding in the prior art, the safety protection device comprises a baffle plate and an overturning cylinder, one end of the overturning cylinder is provided with the baffle plate, and the other end of the overturning cylinder is arranged on the laser coding machine. When the baffle is started, the baffle is located under a laser source at the end of the laser coding machine, and the overturning air cylinder is electrically connected with the laser coding machine. The laser coding machine is arranged on a platform, the platform is provided with a detection device used for detecting that limbs of a worker enter a working area of the laser coding machine, and the detection device is electrically connected with the overturning air cylinder. According to the laser coding machine, the baffle and the overturning air cylinder are installed on the laser coding machine, the baffle is overturned through the overturning air cylinder, a laser source at the end of the laser coding machine is shielded, laser emitted by the laser source is prevented from hurting people, and the laser coding machine is simple in structure and high in adaptability.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser coding protection equipment field especially relates to a laser coding machine safety device. BACKGROUND

[0002] In modern manufacturing process in order to quality traceability, usually on the parts coding. Facilitate material identification and traceability. Automobile transmission assembly on the parts many, many gears need to code, in the metal coding mostly adopts dot matrix and laser engraving. Consider the need to engrave 2D code. Basically all adopt laser coding. Because of its fast speed, low noise characteristics are widely used in the automotive industry. But the laser temperature is high, in the high rhythm production ring such as protection is not thorough also can lead to safety accidents. Therefore, on the laser coding device needs to install a kind of comprehensive protection device. SUMMARY

[0003] The utility model discloses a laser coding machine safety device, sets up the baffle and the turnover air cylinder and realizes the safety protection of laser coding machine.

[0004] To solve the above technical problem, the following technical scheme is adopted:

[0005] The utility model provides a laser coding machine safety device, including the baffle for shielding the laser source on laser coding machine and the turnover air cylinder for driving the rotation of baffle, one end of turnover air cylinder is installed with baffle, the other end is installed on laser coding machine, the baffle is located the laser source of the end of laser coding machine when enabling, turnover air cylinder is electrically connected with laser coding machine;

[0006] The laser coding machine is arranged on the platform, and the detection device for detecting the entry of the limbs of the staff into the working area of the laser coding machine is arranged on the platform, and the detection device is electrically connected with the turnover air cylinder.

[0007] Optionally, the baffle includes a circular plate and an L-shaped connecting plate, one end of the L-shaped connecting plate is connected with the circular plate, and the other end is installed on the turnover air cylinder.

[0008] Optionally, the turnover air cylinder is installed on the laser coding machine through a connecting piece.

[0009] Optionally, the connecting piece includes a first plate, a second plate and a third plate, the first plate and the second plate are arranged in a staggered manner and are connected through the third plate, the turnover air cylinder is connected with the first plate, and the second plate is connected with the bottom of the laser coding machine.

[0010] Optionally, the turnover cylinder comprises a cylinder mechanism and a rotating mechanism, the rotating mechanism is installed at the cylinder rod end of the cylinder mechanism, and the rotating mechanism is driven to rotate in a range of 0-90 degrees by the cylinder mechanism.

[0011] Optionally, the rotating mechanism is provided with a mounting plate, and the baffle is mounted on the mounting plate.

[0012] Optionally, the laser coding machine is installed on a stand column, and the stand column is installed on the platform.

[0013] Optionally, a protective grating is arranged around the platform, and the detection device is installed on the protective grating, and the detection device detects the whole working area.

[0014] Optionally, the alarm device is electrically connected with the turnover cylinder, and the alarm device comprises an alarm lamp and a siren.

[0015] Compared with the prior art, the utility model has reached the beneficial effects:

[0016] 1. The utility model discloses a baffle and a turnover cylinder are installed on the laser coding machine, the baffle is turned over through the turnover cylinder, the laser source at the end of the laser coding machine is shielded, the harm of the laser emitted by the laser source to people is avoided, the utility model discloses simple structure and high adaptability.

[0017] 2. The protective grating is arranged on the working platform area of the laser coding machine, the scanning device on the protective grating is used to detect whether the limbs of the staff enter the working area, and the turnover cylinder is electrically connected, when the limbs of the staff are detected in the working area during the working state of the laser coding machine, a working signal is sent to the turnover cylinder, the turnover cylinder works, and the baffle is rotated to the position directly below the laser source to realize shielding. DRAWINGS

[0018] Figure 1 It is one of protective device installation structure schematic drawings in the utility model embodiment.

[0019] Figure 2 It is the second protective device installation structure schematic drawing in the utility model embodiment.

[0020] Figure 3 It is a protective device structure schematic drawing in the utility model embodiment.

[0021] Figure 4 It is the three-view structure schematic drawing of the protective device not used in the utility model embodiment.

[0022] Figure 5 It is the three-view structure schematic drawing of the protective device when being used in the utility model embodiment.

[0023] Figure 6 Figure 3 is a three-view structure schematic diagram of the protective device in the embodiment of the present application;

[0024] Figure 7 Figure 4 is a baffle structure schematic diagram in the embodiment of the present application;

[0025] Figure 8 Figure 5 is a turnover air cylinder structure schematic diagram in the embodiment of the present application;

[0026] Figure 9 Figure 6 is a connecting piece schematic diagram in the embodiment of the present application.

[0027] Explanation of reference signs:

[0028] 1, baffle; 101, round plate; 102, L-shaped plate; 2, turnover air cylinder; 201, air cylinder mechanism; 202, rotating mechanism; 203, mounting plate; 3, connecting piece; 301, first plate; 302, second plate; 303, third plate; 4, laser coding machine; 401, laser source; 5, stand; 6, platform; 7, protective grating. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. The description of the at least one exemplary embodiment is actually only illustrative, but not as any limitation on the present application and its application or use.

[0030] Embodiment one

[0031] As shown in Figure 1 The embodiment provides a laser coding machine safety protection device, which comprises a baffle 1 and a turnover air cylinder 2. One end of the turnover air cylinder 2 is provided with the baffle 1, and the other end is installed on a laser coding machine 4. When the baffle 1 is activated, it is located directly below a laser source 401 at the end of the laser coding machine 4. The turnover air cylinder 2 is electrically connected with the laser coding machine 4.

[0032] The laser coding machine 4 is arranged on a platform 6, and a detection device is arranged on the platform 6. The detection device detects whether a staff's body part enters the platform 6 area of the laser coding machine.

[0033] When the detection device detects that a staff's body part or head enters the platform 6 area when the laser coding machine 4 is working, the detection device sends a signal to the turnover air cylinder 2. According to the signal, the turnover air cylinder 2 drives the baffle at the end to be directly below the laser source 401, so as to shield the laser emitted by the laser source and avoid causing harm to the staff.

[0034] Embodiment two

[0035] The embodiment is based on embodiment 1, and the difference is that:

[0036] As shown in Figure 3 , Figure 6 , Figure 7 , the baffle 1 includes a round plate 101 and an L-shaped plate 102, one end of the L-shaped plate 102 is connected with the round plate 101, and the other end is provided with a bolt hole connected with the turnover cylinder 2 through a bolt.

[0037] As shown in Figure 6 , Figure 7 , Figure 8 , the turnover cylinder 2 includes a cylinder mechanism 201 and a rotating mechanism 202, the rotating mechanism 202 is installed on the cylinder rod end of the cylinder mechanism 201, and the rotating mechanism 202 is further provided with a mounting plate 203, the mounting plate 203 and the L-shaped plate 102 on the baffle 1 are connected together through a bolt, and the rotating mechanism 202 is driven to rotate by 0-90 degrees through the cylinder mechanism 201. Thus, the rotation of the baffle 1 in the 0-90 degree area is realized. Thus, the shielding and opening of the baffle 1 to the laser source 401 are realized. When the baffle 1 is in a straight line with the cylinder mechanism 201, the round plate 101 on the baffle 1 is located directly below the laser source, shielding the laser source 401, and when the baffle 1 is perpendicular to the cylinder mechanism 201, the baffle 1 does not shield the laser source 401.

[0038] As shown in Figures 6-9 , the end of the cylinder mechanism 201 away from the rotating mechanism 202 is installed at the bottom of the laser coding machine 4 through a connecting piece 3, the connecting piece 3 includes a first plate 301, a second plate 302 and a third plate 303, the first plate 301 and the second plate 302 are arranged in a staggered manner and connected together through the third plate 303, the first plate 301 is connected with the side wall of the cylinder mechanism 201 through a bolt, and the second plate 302 is installed at the bottom of the laser coding machine 4 through a bolt.

[0039] As shown in Figures 1-2 , the laser coding machine is installed on a stand column 5, the stand column 5 is arranged on a platform 6, a protective grating 7 is arranged around the platform 6, and a detection device is installed on the protective grating 7, which detects the working area on the entire platform 6.

[0040] An alarm device is further arranged outside the platform 6 area, the alarm device is electrically connected with the turnover cylinder 2, the alarm device includes an alarm lamp and a siren, when the turnover cylinder 2 drives the baffle 1 to shield the laser source 401, the turnover cylinder 2 sends a signal to the alarm device at the same time, the alarm lamp flashes, and the siren alarms, when the reset switch of the alarm device is manually pressed, the turnover cylinder 2 drives the baffle 1 to rotate and open, and returns to the initial state.

[0041] In use, the laser coding machine 4 is in working state, the laser source 401 emits light for coding work, when the worker's limbs enter the working area of the platform 6, the detection device detects that the hand enters the platform 6 area, the detection device sends a signal to the turnover cylinder 2, the relay of the air valve of the turnover cylinder 2 is controlled to act, the air valve of the turnover cylinder is electrified, and the turnover cylinder 2 acts, as shown in Figure 5 The baffle 1 at the end of the turnover cylinder 2 rotates 90 degrees, the baffle 1 is located directly below the laser source 401, and the laser emitted by the laser source 401 is shielded, so that the worker is not injured by the laser, and at the same time, the alarm lamp near the platform 6 flashes and the siren alarms, after the worker manually presses the reset button, the alarm is released, as shown in Figure 4 The baffle 1 at the end of the turnover cylinder 2 rotates 90 degrees, the baffle 1 is located directly below the laser source 401, and the laser emitted by the laser source 401 is shielded, so that the worker is not injured by the laser, and at the same time, the alarm lamp near the platform 6 flashes and the siren alarms, after the worker manually presses the reset button, the alarm is released, as shown in

[0042] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more. In the description of the utility model, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0043] The above is only the preferred embodiment of the utility model, and it should be pointed out that for ordinary skilled in the art, without departing from the technical principles of the utility model, a number of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection scope of the utility model.

Claims

1. A safety guard for a laser marking machine, characterized in that, The application relates to a baffle for shielding a laser source on a laser marking machine and a turnover cylinder for driving the baffle to rotate, one end of the turnover cylinder is provided with the baffle, the other end is installed on the laser marking machine, the baffle is located directly below the laser source at the end of the laser marking machine when the baffle is activated, and the turnover cylinder is electrically connected with the laser marking machine. The laser marking machine is arranged on a platform, the platform is provided with a detection device for detecting whether a staff's limb enters a working area of the laser marking machine, and the detection device is electrically connected with the turnover cylinder.

2. The safety shield for a laser code marker as claimed in claim 1, wherein, The baffle comprises a circular plate and an L-shaped connecting plate, one end of the L-shaped connecting plate is connected with the circular plate, and the other end is installed on the turnover cylinder.

3. The safety shield for a laser code marker as claimed in claim 1, wherein, The turnover cylinder is installed on the laser marking machine through a connecting piece.

4. The safety shield for a laser code marker as claimed in claim 3, wherein, The connecting piece comprises a first plate, a second plate and a third plate, the first plate and the second plate are arranged in a staggered mode and are connected through the third plate, the turnover cylinder is connected with the first plate, and the second plate is connected with the bottom of the laser marking machine.

5. The safety shield for a laser code marker of claim 1, wherein, The turnover cylinder comprises a cylinder mechanism and a rotating mechanism, the cylinder rod end of the cylinder mechanism is provided with the rotating mechanism, and the rotating mechanism is driven to rotate in a 0-90-degree area through the cylinder mechanism.

6. The safety shield for a laser code marker as claimed in claim 5, characterized in that The rotating mechanism is provided with a mounting plate, and the baffle is mounted on the mounting plate.

7. The safety shield for a laser code marker of claim 1, wherein, The laser marking machine is installed on a stand column, and the stand column is installed on the platform.

8. The safety shield for a laser code marker as claimed in claim 7, characterized in that The periphery of the platform is provided with a protective grating, the detection device is installed on the protective grating, and the detection device detects the whole working area.

9. The safety shield for a laser code marker of claim 1, wherein, The application further comprises an alarm device, the alarm device is electrically connected with the turnover cylinder, and the alarm device comprises an alarm lamp and a siren.

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