Efficient heat dissipation structure of laser marking machine

Abstract

The utility model discloses an efficient heat dissipation structure of a laser marking machine, which belongs to the technical field of laser marking machines and comprises a mounting frame, and a marking machine control mainboard is fixedly connected in the mounting frame. The heat dissipation assembly comprises heat dissipation fins, a dustproof plate, a heat dissipation fan and a flow guide plate, the multiple heat dissipation fins are installed on the marking machine control mainboard, the dustproof plate is connected to one end of the installation frame, a dustproof window is formed in the dustproof plate in a penetrating mode, and a filter screen is fixedly connected into the dustproof window; according to the utility model, through the arrangement of the heat dissipation assembly, when the marking machine control mainboard works and generates heat, the heat dissipation fan is started, and external cold air enters the installation frame through a channel between one side, far away from the heat dissipation fan, of the two flow guide plates and the inner wall of the installation frame, passes through the flow guide plates, enters the area where the heat dissipation fins are located, and is finally drawn out; and deep airflow circulation is formed, and the heat dissipation effect in the mounting frame is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of laser marking machines, and in particular relates to a high-efficiency heat dissipation structure of a laser marking machine. Background Art

[0002] Laser marking machine uses laser beam to mark the surface of different objects. When the laser marking machine is working, the laser beam evaporates the surface material of the object to expose the deeper material, thereby engraving the corresponding pattern, trademark and text to complete the marking effect.

[0003] Patent application number CN202223106634.4 discloses a high-efficiency heat dissipation structure for a laser marking machine, which uses a cooling fan to work near a dustproof plate to extract hot air from inside the mounting frame. In this way, the airflow easily circulates near the dustproof plate and cannot penetrate deep into the mounting frame, resulting in poor heat dissipation effect on the area where the heat dissipation components inside the mounting frame are located. Utility Model Content

[0004] The utility model aims to provide an efficient heat dissipation structure for a laser marking machine to solve the problem in traditional technology that the airflow is easy to circulate near the dustproof plate and cannot penetrate into the installation frame, resulting in poor heat dissipation effect in the area where the heat dissipation components are located inside the installation frame.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A high-efficiency heat dissipation structure of a laser marking machine, comprising:

[0007] An installation frame, in which a marking machine control mainboard is fixedly connected;

[0008] The heat dissipation component includes a heat sink, a dustproof plate, a cooling fan and a guide plate. A plurality of heat sinks are installed on the control main board of the marking machine. The dustproof plate is connected to one end of the mounting frame. A dustproof window is penetrated through the dustproof plate. A filter is fixedly connected in the dustproof window. A cooling fan is fixedly connected to the side of the dustproof plate close to the inside of the mounting frame, wherein the output end of the cooling fan faces the middle of the filter. Two guide plates are fixedly connected to the side of the dustproof plate close to the inside of the mounting frame, and the two guide plates extend deep into the mounting frame away from one end of the dustproof plate.

[0009] Preferably, the plurality of heat sinks are distributed at equal intervals, and the planes of the plurality of heat sinks are parallel to the output axis of the heat sink fan.

[0010] Preferably, the two guide plates are symmetrically distributed on both sides of the heat dissipation fan, wherein the plurality of heat dissipation fins are located between the two guide plates.

[0011] Preferably, a plurality of connection blocks are fixedly connected to the dustproof plate, a plurality of connection grooves are provided on the mounting frame, and the plurality of connection blocks are snap-fitted into the plurality of connection grooves in a one-to-one correspondence.

[0012] Preferably, a plurality of limit grooves are provided on the mounting frame, and the plurality of limit grooves are connected to the tops of the plurality of connecting grooves one by one, and the plurality of limit grooves are slidably connected with limit blocks, and the tops of the plurality of connecting blocks are provided with limit holes, and the plurality of limit blocks are clamped in the plurality of limit holes one by one.

[0013] Preferably, the bottoms of the plurality of limit blocks are wedge-shaped, and the wedge-shaped inclined surface is located on the side close to the dustproof plate, and the plurality of limit blocks are fixedly connected to the top of the mounting frame with a limit spring.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. In the utility model, a heat dissipation component is provided. When the marking machine controls the main board to work and generates heat, the heat dissipation fan is started, and the external cold air enters the installation frame through the channel between the two guide plates away from the side of the heat dissipation fan and the inner wall of the installation frame, and passes over the guide plates into the area where the heat sink is located, and is finally drawn out, forming a deep airflow circulation, thereby improving the heat dissipation effect in the installation frame, and effectively preventing the airflow from circulating near the dustproof plate and failing to penetrate into the area where the heat sink is located to achieve a comprehensive heat dissipation effect.

[0016] 2. In the utility model, a connecting block, a connecting groove, a limit block, a limit spring and a limit hole are provided. The connecting block is aligned with the connecting groove, and the dustproof plate is pushed to make the connecting block snap into the connecting groove. When the connecting block enters the connecting groove, with the cooperation of the wedge-shaped limit block at the bottom and the limit spring, the limit block automatically snaps into the limit hole on the connecting block, thereby locking the limit block and completing the rapid installation of the dustproof plate and the mounting frame. During subsequent disassembly, the limit block only needs to be pulled upward to release the lock of the dustproof plate and the mounting frame, which is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a horizontal cross-sectional structural schematic diagram of the utility model;

[0019] Figure 3 It is a partial vertical cross-sectional schematic diagram of the utility model.

[0020] In the figure: 1 installation frame, 2 marking machine control main board, 3 heat sink, 4 dust plate, 5 dust window, 6 filter, 7 cooling fan, 8 guide plate, 9 connecting block, 10 connecting slot, 11 limit slot, 12 limit block, 13 limit spring, 14 limit hole. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-Figure 3 , an efficient heat dissipation structure of a laser marking machine, comprising:

[0023] The mounting frame 1 is fixedly connected with a marking machine control mainboard 2 inside the mounting frame 1.

[0024] The heat dissipation component includes a heat sink 3, a dustproof plate 4, a heat dissipation fan 7 and a guide plate 8. A plurality of heat sinks 3 are installed on the marking machine control main board 2. The dustproof plate 4 is connected to one end of the mounting frame 1. A dustproof window 5 is penetrated through the dustproof plate 4. A filter 6 is fixedly connected in the dustproof window 5. A heat dissipation fan 7 is fixedly connected to the side of the dustproof plate 4 close to the inside of the mounting frame 1, wherein the output end of the heat dissipation fan 7 is opposite to the middle of the filter 6. Two guide plates 8 are fixedly connected to the side of the dustproof plate 4 close to the inside of the mounting frame 1, and the two guide plates 8 extend deep into the mounting frame 1 away from the end of the dustproof plate 4.

[0025] The plurality of heat sinks 3 are distributed at equal intervals, and the planes of the plurality of heat sinks 3 are parallel to the output axial direction of the heat dissipation fan 7 .

[0026] The two guide plates 8 are symmetrically distributed on both sides of the cooling fan 7 , wherein the plurality of cooling fins 3 are located between the two guide plates 8 .

[0027] A plurality of connection blocks 9 are fixedly connected to the dustproof plate 4 , a plurality of connection slots 10 are provided on the mounting frame 1 , and the plurality of connection blocks 9 are correspondingly snap-fitted into the plurality of connection slots 10 one by one.

[0028] A plurality of limit grooves 11 are provided on the mounting frame 1, and the plurality of limit grooves 11 are connected to the tops of the plurality of connecting grooves 10 one by one, and the plurality of limit grooves 11 are slidably connected to limit blocks 12, and the tops of the plurality of connecting blocks 9 are provided with limit holes 14, and the plurality of limit blocks 12 are clamped in the plurality of limit holes 14 one by one.

[0029] The bottoms of the plurality of limit blocks 12 are wedge-shaped, and the wedge-shaped inclined surfaces are located on the side close to the dustproof plate 4 . The plurality of limit blocks 12 and the top of the mounting frame 1 are fixedly connected with limit springs 13 .

[0030] The operating principle of the utility model is now described as follows:

[0031] When in use, align the connecting block 9 on the dustproof plate 4 with the connecting groove 10 on the mounting frame 1, push the dustproof plate 4, and make the connecting block 9 snap into the connecting groove 10. When the connecting block 9 enters the connecting groove 10, the connecting block 9 pushes the limiting block 12 upward along the wedge-shaped inclined surface at the bottom end of the limiting block 12 until the limiting block 12 snaps into the limiting hole 14 on the connecting block 9, thereby locking the limiting block 12 and completing the quick installation of the dustproof plate 4 and the mounting frame 1. When disassembling later, you only need to pull the limiting block 12 upward to release the lock of the dustproof plate 4 and the mounting frame 1, which is convenient and quick.

[0032] When the marking machine control mainboard 2 is working and generates heat, the cooling fan 7 is started, and the input end of the cooling fan 7 draws hot air from the area where the heat sink 3 is located in the installation frame 1, and discharges it through the dustproof window 5, while the external cold air enters the installation frame 1 through the dustproof window 5 and the channel between the two guide plates 8 away from the side of the cooling fan 7 and the inner wall of the installation frame 1, and passes over the guide plates 8 to enter the area where the heat sink 3 is located, forming a deep airflow circulation, thereby improving the heat dissipation effect in the installation frame 1, and effectively preventing the airflow from circulating near the dustproof plate 4 and failing to penetrate into the area where the heat sink 3 is located to achieve a comprehensive heat dissipation effect.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An efficient heat dissipation structure of a laser marking machine, characterized in that: include: An installation frame (1), wherein a marking machine control mainboard (2) is fixedly connected to the installation frame (1); A heat dissipation component, the heat dissipation component comprises a heat sink (3), a dustproof plate (4), a heat dissipation fan (7) and a guide plate (8), a plurality of heat sinks (3) are installed on the control main board (2) of the marking machine, the dustproof plate (4) is connected to one end of the mounting frame (1), a dustproof window (5) is provided through the dustproof plate (4), a filter (6) is fixedly connected in the dustproof window (5), a heat dissipation fan (7) is fixedly connected on one side of the dustproof plate (4) close to the inside of the mounting frame (1), wherein the output end of the heat dissipation fan (7) faces the middle of the filter (6), two guide plates (8) are fixedly connected on one side of the dustproof plate (4) close to the inside of the mounting frame (1), and the two guide plates (8) extend deep into the inside of the mounting frame (1) at one end away from the dustproof plate (4).

2. The high-efficiency heat dissipation structure of a laser marking machine according to claim 1, characterized in that: in: The plurality of heat sinks (3) are distributed at equal distances, and the planes of the plurality of heat sinks (3) are parallel to the output axial direction of the heat sink fan (7).

3. The high-efficiency heat dissipation structure of a laser marking machine according to claim 1, characterized in that: in: The two guide plates (8) are symmetrically distributed on both sides of the cooling fan (7), wherein the plurality of cooling fins (3) are located between the two guide plates (8).

4. The high-efficiency heat dissipation structure of a laser marking machine according to claim 1, characterized in that: in: A plurality of connection blocks (9) are fixedly connected to the dustproof plate (4), a plurality of connection slots (10) are provided on the installation frame (1), and the plurality of connection blocks (9) are correspondingly snapped into the plurality of connection slots (10).

5. The high-efficiency heat dissipation structure of a laser marking machine according to claim 4, characterized in that: in: The mounting frame (1) is provided with a plurality of limit grooves (11), the plurality of limit grooves (11) are mutually connected with the tops of the plurality of connection grooves (10) in a one-to-one correspondence, the plurality of limit grooves (11) are all slidably connected with limit blocks (12), the plurality of connection blocks (9) are all provided with limit holes (14) on the tops, and the plurality of limit blocks (12) are clamped in the plurality of limit holes (14) in a one-to-one correspondence.

6. The high-efficiency heat dissipation structure of a laser marking machine according to claim 5, characterized in that: in: The bottoms of the plurality of limit blocks (12) are wedge-shaped, and the wedge-shaped inclined surfaces are located on the side close to the dustproof plate (4). The plurality of limit blocks (12) are fixedly connected to the top of the installation frame (1) with limit springs (13).

Images