CN219405751U - Screen printer screen frame assembly easy to disassemble, assemble and clean - Google Patents

Abstract

The utility model discloses a screen frame assembly of a screen printing machine, which comprises a screen printing machine body, wherein the front surface of the screen printing machine body is fixedly connected with a printing frame, a mounting frame is fixedly connected to the printing frame, a screen frame is arranged between the two mounting frames, the inner side of the screen frame is fixedly connected with a silk screen, the left side and the right side of the bottom end of the mounting frame are fixedly connected with connecting covers, a cavity is formed in the connecting covers, a fixing mechanism is arranged in the cavity, the left side and the right side of the screen frame are fixedly connected with a dovetail inserting plate, the rear side of the dovetail inserting plate is fixedly connected with a first magnet, and the fixing mechanism comprises a sliding block, a pull rod, a fixing rod and a spring. When the screen frame and the screen mesh are used, the screen frame can be conveniently and quickly disassembled and assembled when the screen frame and the screen mesh are cleaned, and the screen frame is accurately positioned after being installed, so that the position of the screen frame does not need to be adjusted for multiple times.

Description

Screen printer screen frame assembly easy to disassemble, assemble and clean

Technical Field

The utility model relates to the technical field of screen printer equipment, in particular to a screen printer screen frame component easy to disassemble, assemble and clean.

Background

The whole process of the screen printer is a screen printer, which is a device for screen printing solder paste or surface mount adhesive on a bonding pad through a screen. After the silk screen printing is finished, silk screen printing machines can produce pollution of silk screen printing objects such as soldering paste or paster glue on the screen frame and the silk screen in the screen frame, and the screen frame and the silk screen need to be cleaned frequently for printing quality.

At present, the screen frame is usually installed on the screen printer in a mode of pressing and fixing by driving the extrusion block through a plurality of bolts or by adopting a threaded rod, so that when the screen frame needs to be disassembled and cleaned, a worker needs to manually screw the plurality of bolts to disassemble the screen frame, and the plurality of bolts need to be screwed to install the screen frame after the cleaning is finished, the disassembly time of the screen frame is greatly prolonged, sliding wires are easy to appear after the bolts are disassembled for a plurality of times, and inconvenience is further brought to the disassembly of the screen frame. Therefore, a screen frame assembly of a screen printing machine which is easy to disassemble and clean is provided by a person skilled in the art so as to solve the problems in the background art.

Disclosure of Invention

The utility model aims to provide a screen printing machine screen frame assembly which is easy to disassemble, assemble and clean, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an easy abluent screen printer screen frame subassembly of dismouting, includes the screen printer body, the positive fixedly connected with printing frame of screen printer body, fixedly connected with installing frame on the printing frame, two be provided with the screen frame between the installing frame, the inboard fixedly connected with silk screen of screen frame, the equal fixedly connected with of the left and right sides of installing frame bottom is connected with the cover, the cavity has been seted up to the inside of connecting the cover, the inside of cavity is provided with fixed establishment, the equal fixedly connected with forked tail picture peg of the left and right sides of screen frame, the rear side fixedly connected with first magnet of forked tail picture peg.

Preferably, the fixing mechanism comprises a slider, a pull rod, a fixing rod and a spring, wherein the slider is slidably connected in the cavity, the pull rod is fixedly connected to the bottom end of the slider, the bottom end of the pull rod penetrates out of the cavity, the fixing rod is fixedly connected to the upper end of the slider, the top end of the slider penetrates out of the cavity, the spring is sleeved on the outer side of the fixing rod, and one end, away from the fixing rod, of the spring is connected with the slider.

Preferably, the inside of the installation frame is provided with a dovetail groove matched with the dovetail inserting plate, the dovetail inserting plate is inserted into the dovetail groove, the rear end of the inside of the installation frame is provided with a round opening, the round opening is communicated with the dovetail groove, the inside of the round opening is fixedly provided with a second magnet matched with the first magnet, one end of the second magnet away from the round opening is contacted with the first magnet, and the first magnet and the second magnet are opposite magnets.

Preferably, the left side and the right side of the bottom end of the net frame are provided with positioning ports matched with the fixing rods, and the top ends of the fixing rods are spliced with the positioning ports.

Preferably, wedge blocks matched with the fixing rods are fixedly connected to the left side and the right side of the rear end of the net frame.

Preferably, the top end of the fixing rod is trapezoidal.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model is provided with the wedge-shaped block, the connecting cover, the fixing mechanism and the positioning opening, when the screen frame and the silk screen are cleaned, the fixing rod is moved out of the positioning opening on the screen frame only by pulling the pull rod, so that the screen frame can be pulled out from between the two mounting frames, and the screen frame is easy and convenient to detach and clean;

2. the utility model also provides the dovetail inserting plate, the first magnet, the dovetail groove and the second magnet, when the net frame is installed, the dovetail inserting plate and the dovetail groove are matched for use, so that the net frame can be positioned quickly when the net frame is installed, and the net frame is firmer after being installed on the installation frame through the matching of the first magnet and the second magnet.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a connection structure between a frame and a screen frame according to the present utility model;

FIG. 3 is a schematic diagram of a cross-sectional connection structure of a mounting frame and a mesh frame according to the present utility model;

FIG. 4 is a schematic view of an explosion connection structure of a dovetail insert plate and a mounting frame according to the present utility model;

FIG. 5 is an enlarged schematic view of the portion A of FIG. 3;

fig. 6 is an enlarged schematic view of the part B structure in fig. 4.

In the figure: 1. a screen printer body; 2. a printing frame; 3. a mounting frame; 4. a screen frame; 5. a silk screen; 6. a connection cover; 7. a cavity; 8. a fixing mechanism; 801. a slide block; 802. a pull rod; 803. a fixed rod; 804. a spring; 9. dovetail plugboards; 10. a first magnet; 11. a dovetail groove; 12. a round opening; 13. a second magnet; 14. a positioning port; 15. wedge blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical solution: the screen frame assembly of the screen printer is easy to disassemble and clean and comprises a screen printer body 1, a printing frame 2 is fixedly connected to the front surface of the screen printer body 1, a mounting frame 3 is fixedly connected to the printing frame 2, a screen frame 4 is arranged between the two mounting frames 3, a silk screen 5 is fixedly connected to the inner side of the screen frame 4, connecting covers 6 are fixedly connected to the left side and the right side of the bottom end of the mounting frame 3, a cavity 7 is formed in the connecting cover 6, a fixing mechanism 8 is arranged in the cavity 7, a dovetail inserting plate 9 is fixedly connected to the left side and the right side of the screen frame 4, and a first magnet 10 is fixedly connected to the rear side of the dovetail inserting plate 9;

the fixing mechanism 8 comprises a sliding block 801, a pull rod 802, a fixing rod 803 and a spring 804, wherein the sliding block 801 is slidably connected in the cavity 7, the pull rod 802 is fixedly connected at the bottom end of the sliding block 801, the bottom end of the pull rod 802 penetrates out of the cavity 7, the fixing rod 803 is fixedly connected at the upper end of the sliding block 801, the top end of the sliding block 801 penetrates out of the cavity 7, the spring 804 is sleeved and installed on the outer side of the fixing rod 803, and one end, far away from the fixing rod 803, of the spring 804 is connected with the sliding block 801, so that the screen frame 4 can be conveniently and rapidly detached through the fixing mechanism 8;

the inside of the mounting frame 3 is provided with a dovetail groove 11 matched with the dovetail inserting plate 9, the dovetail inserting plate 9 is spliced with the dovetail groove 11, the inside rear end of the mounting frame 3 is provided with a round opening 12, the round opening 12 is communicated with the dovetail groove 11, a second magnet 13 matched with the first magnet 10 is fixedly arranged in the round opening 12, one end of the second magnet 13 far away from the round opening 12 is contacted with the first magnet 10, the first magnet 10 and the second magnet 13 are opposite magnets, the quick positioning is convenient to carry out when the net frame 4 is mounted through the dovetail inserting plate 9 and the dovetail groove 11, and the net frame 4 is further fixed through the matched use of the first magnet 10 and the second magnet 13;

the left side and the right side of the bottom end of the screen frame 4 are provided with positioning ports 14 matched with the fixing rods 803, the top ends of the fixing rods 803 are spliced with the positioning ports 14, and the screen frame 4 is convenient to disassemble and assemble quickly through the matched use of the fixing rods 803 and the positioning ports 14;

wedge blocks 15 matched with the fixing rods 803 are fixedly connected to the left side and the right side of the rear end of the net frame 4, and the wedge blocks 15 facilitate the installation of the net frame 4;

the top end of the fixing rod 803 is trapezoidal.

Working principle: when the screen frame 4 and the screen 5 are required to be disassembled and cleaned, the pull rod 802 is directly pulled to enable the fixing rod 803 to move downwards and move out of the positioning opening 14 on the screen frame 4, then the fixing limit on the screen frame 4 is canceled, the screen frame 4 is directly pulled to be rapidly pulled out from between the two mounting frames 3, the screen frame 4 and the screen 5 are easy and convenient to disassemble, when the screen frame 4 and the screen 5 are required to be mounted after being cleaned, the screen frame 4 is directly inserted between the two mounting frames 3, the dovetail inserting plate 9 is inserted into the dovetail groove 11, the fixing rod 803 is extruded along with the contact of the inserting wedge block 15 of the screen frame 4 with the fixing rod 803, the spring 804 is compressed, then the pressing force applied by the fixing rod 803 is eliminated and enables the fixing rod 803 to move upwards and be inserted into the positioning opening 14 through the elastic force of the spring 804 when the dovetail inserting plate 9 is inserted into the dovetail groove 11 and is abutted against the inner wall of the dovetail groove 11, and the magnet 803 is further contacted with the magnet 13 after the second magnet 13 is further and the magnet is further firmly attached to the screen frame 4.

When the screen frame 4 and the screen 5 are cleaned, the screen frame 4 is convenient to disassemble and assemble quickly, and the screen frame 4 is accurately positioned after being installed, so that the position of the screen frame 4 does not need to be adjusted for multiple times.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an easy abluent screen printer screen frame subassembly of dismouting, includes screen printer body (1), its characterized in that: the screen printer comprises a screen printer body (1), a printing frame (2) is fixedly connected to the front face of the screen printer body (1), a mounting frame (3) is fixedly connected to the printing frame (2), a screen frame (4) is arranged between the mounting frames (3), a silk screen (5) is fixedly connected to the inner side of the screen frame (4), a connecting cover (6) is fixedly connected to the left side and the right side of the bottom of the mounting frame (3), a cavity (7) is formed in the connecting cover (6), a fixing mechanism (8) is arranged in the cavity (7), a dovetail inserting plate (9) is fixedly connected to the left side and the right side of the screen frame (4), and a first magnet (10) is fixedly connected to the rear side of the dovetail inserting plate (9).

2. The screen printing machine screen frame assembly of claim 1, wherein: fixed establishment (8) include slider (801), pull rod (802), dead lever (803), spring (804), slider (801) sliding connection is in cavity (7), pull rod (802) fixed connection is in the bottom of slider (801), just cavity (7) are run through to the bottom of pull rod (802), dead lever (803) fixed connection is in the upper end of slider (801), just cavity (7) are run through on the top of slider (801), spring (804) cover is established and is installed in the outside of dead lever (803), just one end that dead lever (803) were kept away from to spring (804) is connected with slider (801).

3. The screen printing machine screen frame assembly of claim 1, wherein: the inside of installing frame (3) has been seted up and has been used dovetail (11) with dovetail picture peg (9) cooperation, just dovetail picture peg (9) are pegged graft with dovetail (11), circle mouth (12) have been seted up to the inboard rear end of installing frame (3), just circle mouth (12) communicate with dovetail (11), the inside fixed mounting of circle mouth (12) has second magnet (13) with first magnet (10) cooperation use, the one end that circle mouth (12) were kept away from to second magnet (13) and first magnet (10) contact, just first magnet (10) and second magnet (13) are different-shaped magnet each other.

4. The screen printing machine screen frame assembly of claim 2, wherein: positioning ports (14) matched with the fixing rods (803) are formed in the left side and the right side of the bottom end of the screen frame (4), and the top ends of the fixing rods (803) are spliced with the positioning ports (14).

5. The screen printing machine screen frame assembly of claim 2, wherein: wedge blocks (15) matched with the fixing rods (803) are fixedly connected to the left side and the right side of the rear end of the net frame (4).

6. The screen printing machine screen frame assembly of claim 2, wherein: the top end of the fixing rod (803) is trapezoid.