CN220923535U

CN220923535U - PCB screen printer

Info

Publication number: CN220923535U
Application number: CN202322731865.2U
Authority: CN
Inventors: 翟桂桃; 冯振民; 易茂清
Original assignee: Jiangxi Hengqing Lighting Co ltd
Current assignee: Jiangxi Hengqing Lighting Co ltd
Priority date: 2023-10-11
Filing date: 2023-10-11
Publication date: 2024-05-10
Anticipated expiration: 2033-10-11

Abstract

The utility model discloses a PCB screen printer, which comprises a printer body, wherein a cover plate is rotationally connected to the inner wall of the printer body, a control button is arranged on the printer body, a switch door is arranged at the front side of the bottom end of the printer body, a heat radiation protection mechanism is arranged on the side edge of the printer body, the heat radiation protection mechanism comprises a placement frame, a protection shell, a first fastening bolt, a connecting frame, a sliding baffle, a dust screen, a positioning frame and a second fastening bolt, a driving motor is arranged in the heat radiation protection mechanism, a fan blade is connected to an output shaft of the driving motor, the placement frame is symmetrically arranged on two sides of the printer body, and the placement frame and the protection shell are arranged.

Description

PCB screen printer

Technical Field

The utility model relates to the technical field of screen printers, in particular to a PCB screen printer.

Background

The full-automatic silk screen printing machine is named according to the automation degree of the silk screen printing machine, is a development trend of the silk screen printing machine after a manual silk screen printing machine (a hand printing table) and a semi-automatic silk screen printing machine, and utilizes more advanced technology and technology to enable the silk screen printing process to be more accurate, faster and higher in automation degree.

In the prior art, in the production of PCB board, need use the printing machine, current printing machine is radiating at radiating in-process, all utilizes the shutter to dispel the heat generally, and its radiating effect is relatively poor, can't be quick simultaneously dispel the heat of printing machine inside, if can not be timely dispel the heat of printing machine inside, will lead to inside components and parts to take place to damage, still causes the phenomenon of inside circuit emergence short circuit easily simultaneously, has reduced the practicality.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of utility model

The utility model provides a PCB screen printer aiming at the problems in the related art, so as to overcome the technical problems in the prior related art.

For this purpose, the utility model adopts the following specific technical scheme:

The utility model provides a PCB screen printer, includes the printer body, rotate on the inner wall of printer body and be connected with the apron, be provided with control button on the printer body, the bottom front side of printer body is provided with the switch door, the side of printer body is provided with heat dissipation protection mechanism, heat dissipation protection mechanism is including placing frame, protective housing, first fastening bolt, link, sliding baffle, dust screen, locating rack and second fastening bolt, be provided with driving motor in the heat dissipation protection mechanism, be connected with the flabellum on driving motor's the output shaft.

Preferably, the placement frames are symmetrically arranged on two sides of the printer body, and the protective shell is arranged in the placement frames.

Preferably, the first fastening bolt is in threaded connection with the placement frame, and one end of the first fastening bolt is attached to the protective shell.

Preferably, the protection shell covers the outer sides of the driving motor and the fan blades, and the dustproof net is arranged on the side edge of the protection shell.

Preferably, the connecting frame is symmetrically arranged at two sides of the front end of the protective shell, guide blocks are arranged at two ends of the sliding baffle, guide grooves are formed in one corresponding side of the connecting frame, and the sliding baffle is slidably connected in the guide grooves of the connecting frame through the guide blocks.

Preferably, the locating frame is arranged on one side of the top end of the protective shell, the second fastening bolt is connected to the locating frame, one end of the second fastening bolt is attached to the sliding baffle, and a handle is arranged on the sliding baffle.

The beneficial effects of the utility model are as follows:

1. Through being equipped with and placing frame and protective housing, when the internal equipment of heat dissipation protection mechanism is required to be maintained, through rotating first fastening bolt for first fastening bolt and protective housing separation can take off protective housing, the maintenance of the internal equipment of being convenient for, convenient and practical;

2. Through being equipped with slide damper, when not needing to dispel the heat to the printing machine body, cover slide damper in the outside of dust screen, can seal the dust screen, prevent that the fan from getting into in the organism at external air when static, improve the dustproof effect to the organism inside.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a general structural schematic diagram of a screen printer for PCBs according to an embodiment of the present utility model;

fig. 2 is a schematic view showing an internal structure of a heat radiation protection mechanism of a PCB screen printer according to an embodiment of the present utility model;

fig. 3 is a structural view of a protective housing of a PCB screen printer according to an embodiment of the present utility model;

Fig. 4 is a side view of a protective housing of a PCB screen printer according to an embodiment of the utility model.

In the figure:

1. A printer body; 2. opening and closing a door; 3. a heat radiation protection mechanism; 4. placing a frame; 5. a protective housing; 6. a first fastening bolt; 7. a connecting frame; 8. a sliding baffle; 9. a dust screen; 10. a positioning frame; 11. a second fastening bolt; 12. a driving motor; 13. a fan blade; 14. a guide block; 15. a guide groove; 16. a handle; 17. a control button; 18. and a cover plate.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, there is provided a PCB screen printer.

Example 1

As shown in fig. 1-4, according to an embodiment of the present utility model, a PCB screen printing machine includes a printing machine body 1, a cover plate 18 is rotatably connected to an inner wall of the printing machine body 1, a control button 17 is disposed on the printing machine body 1, a switch door 2 is disposed at a front side of a bottom end of the printing machine body 1, a heat dissipation protection mechanism 3 is disposed at a side of the printing machine body 1, the heat dissipation protection mechanism 3 includes a placement frame 4, a protection housing 5, a first fastening bolt 6, a connecting frame 7, a sliding baffle 8, a dust screen 9, a positioning frame 10 and a second fastening bolt 11, a driving motor 12 is disposed in the heat dissipation protection mechanism 3, fan blades 13 are connected to an output shaft of the driving motor 12, the placement frame 4 is symmetrically disposed at two sides of the printing machine body 1, the protection housing 5 is disposed in the placement frame 4, the first fastening bolt 6 is in threaded connection with the placement frame 4, one end of the first fastening bolt 6 is attached to the protection housing 5, and when an internal device of the protection mechanism 3 needs to be repaired, the first fastening bolt 6 is rotated to separate the first fastening bolt 6 from the housing 5, and the internal device can be easily removed.

Example two

As shown in fig. 1-4, according to an embodiment of the present utility model, a PCB screen printer includes a printer body 1, a cover plate 18 is rotatably connected to an inner wall of the printer body 1, a control button 17 is provided on the printer body 1, a switch door 2 is provided on a front side of a bottom end of the printer body 1, a heat dissipation protection mechanism 3 is provided on a side of the printer body 1, the heat dissipation protection mechanism 3 includes a placement frame 4, a protection housing 5, a first fastening bolt 6, a connection frame 7, a sliding baffle 8, a dust screen 9, a positioning frame 10 and a second fastening bolt 11, a driving motor 12 is provided in the heat dissipation protection mechanism 3, a fan blade 13 is connected to an output shaft of the driving motor 12, the protection housing 5 covers an outer side of the driving motor 12 and the fan blade 13, the dust screen 9 is provided on a side of the protection housing 5, and drives the fan blade 13 to rotate through the driving motor 12, so as to dissipate heat of a machine body.

Example III

As shown in fig. 1-4, according to an embodiment of the present utility model, a PCB screen printer includes a printer body 1, a cover plate 18 is rotatably connected to an inner wall of the printer body 1, a control button 17 is provided on the printer body 1, a switch door 2 is provided on a front side of a bottom end of the printer body 1, a heat radiation protection mechanism 3 is provided on a side of the printer body 1, the heat radiation protection mechanism 3 includes a placement frame 4, a protection housing 5, a first fastening bolt 6, a connection frame 7, a sliding baffle 8, a dust screen 9, a positioning frame 10 and a second fastening bolt 11, a driving motor 12 is provided in the heat radiation protection mechanism 3, fan blades 13 are connected to an output shaft of the driving motor 12, the connection frame 7 is symmetrically provided on two sides of a front end of the protection housing 5, guide blocks 14 are provided at two ends of the sliding baffle 8, a guide groove 15 is provided on a corresponding side of the connection frame 7, the sliding baffle 8 is slidably connected in the guide groove 15 of the connection frame 7 through the guide blocks 14, the positioning frame 10 is provided on a top end side of the protection housing 5, the second fastening bolt 11 is provided on the side of the second fastening bolt 11, and when the second fastening bolt 8 is not required to be attached to the inside the body 8, and the air blower body is prevented from being sealed by the second fastening bolt 11.

In summary, by means of the above technical scheme of the present utility model, when the device is used, the second fastening bolt 11 is rotated, so that the sliding baffle 8 can slide, the dust screen 9 is opened, the fan blades 13 are driven to rotate by the driving motor 12, the machine body is cooled, when the printer body 1 does not need to be cooled, the sliding baffle 8 is covered on the outer side of the dust screen 9, the dust screen 9 can be sealed, the fan is prevented from entering the machine body when the air outside is static, the dust prevention effect inside the machine body is improved, when the internal equipment of the heat radiation protection mechanism 3 needs to be maintained, the first fastening bolt 6 is separated from the protection shell 5 by rotating the first fastening bolt 6, the protection shell 5 can be taken down, the maintenance of the internal equipment is convenient, and the device is convenient and practical.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a PCB screen printer, includes printing machine body (1), its characterized in that, rotate on the inner wall of printing machine body (1) and be connected with apron (18), be provided with control button (17) on printing machine body (1), the bottom front side of printing machine body (1) is provided with switch door (2), the side of printing machine body (1) is provided with heat dissipation protection machanism (3), heat dissipation protection machanism (3) are including placing frame (4), protective housing (5), first fastening bolt (6), link (7), slide damper (8), dust screen (9), locating rack (10) and second fastening bolt (11), be provided with driving motor (12) in heat dissipation protection machanism (3), be connected with flabellum (13) on the output shaft of driving motor (12).

2. A PCB screen printer according to claim 1, wherein the placement frames (4) are symmetrically arranged on both sides of the printer body (1), and the protective housing (5) is arranged in the placement frames (4).

3. A PCB screen printer according to claim 2, wherein the first fastening bolt (6) is screwed onto the placement frame (4), and one end of the first fastening bolt (6) is attached to the protective housing (5).

4. A PCB screen printer according to claim 3, wherein the protective housing (5) is covered outside the drive motor (12) and the fan blades (13), and the dust screen (9) is arranged at the side of the protective housing (5).

5. The PCB screen printer of claim 4, wherein the connecting frame (7) is symmetrically arranged at two sides of the front end of the protective housing (5), the two ends of the sliding baffle (8) are provided with guide blocks (14), one corresponding side of the connecting frame (7) is provided with guide grooves (15), and the sliding baffle (8) is slidably connected in the guide grooves (15) of the connecting frame (7) through the guide blocks (14).

6. The PCB screen printer according to claim 5, wherein the positioning frame (10) is disposed at a top end side of the protective housing (5), the second fastening bolt (11) is connected to the positioning frame (10), one end of the second fastening bolt (11) is attached to the sliding baffle (8), and a handle (16) is disposed on the sliding baffle (8).