Automatic slurry adding system for AMB solder printing

Abstract

The utility model belongs to the technical field of silk-screen printing, relates to an automatic slurry adding system for AMB solder printing, and solves the technical problems that the efficiency is low and the accuracy and continuity of slurry supply are difficult to guarantee due to manual slurry adding operation. The slurry adding device comprises a transverse bottom plate, a left transverse supporting plate, a right transverse supporting plate, a movable slurry adding assembly, a slurry barrel assembly and a slurry adding head. The left transverse supporting plate is fixed to the left end of the transverse bottom plate through the first longitudinal supporting plate, the right transverse supporting plate is fixed to the right end of the transverse bottom plate through the second longitudinal supporting plate, the movable slurry adding assembly is connected to the transverse bottom plate through the three-dimensional movable platform, and the slurry adding head is connected with the movable slurry adding assembly. The slurry barrel assembly is connected between the left side transverse supporting plate and the right side transverse supporting plate, the top of the slurry barrel assembly is connected with a stirring motor through a gearbox, the slurry barrel assembly is communicated with the slurry adding head through a discharging soft guide pipe, and the on-demand, timing, quantitative, uniform, continuous and accurate slurry adding function can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of screen printing, in particular to an automatic slurry adding system for AMB solder printing. Background Art

[0002] In the traditional AMB solder printing process, the replenishment of ink or paste relies on manual monitoring and operation, which is not only inefficient but also difficult to ensure the accuracy and continuity of paste supply, affecting printing quality. Utility Model Content

[0003] In order to overcome the technical defects of the existing manual monitoring and operation of slurry addition, which is inefficient and difficult to ensure the accuracy and continuity of slurry supply, the utility model provides an automatic slurry addition system for AMB solder printing.

[0004] The utility model provides an automatic slurry adding system for AMB solder printing, comprising a transverse base plate, a left transverse support plate, a right transverse support plate, a movable slurry adding assembly, a slurry barrel assembly and a slurry adding head; the left transverse support plate is fixed to the left end portion of the transverse base plate through a first longitudinal support plate, the right transverse support plate is fixed to the right end portion of the transverse base plate through a second longitudinal support plate, the movable slurry adding assembly is connected to the transverse base plate through a three-dimensional movable platform, and the slurry adding head is connected to the movable slurry adding assembly; the slurry barrel assembly is connected between the left transverse support plate and the right transverse support plate, the top of the slurry barrel assembly is connected to a stirring motor through a gear box, and the slurry barrel assembly is communicated with the slurry adding head through a discharge soft conduit.

[0005] The horizontal base plate, the left horizontal support plate, the right horizontal support plate, the first longitudinal support plate and the second longitudinal support plate form a frame supporting the three-dimensional mobile platform and the slurry barrel assembly. The slurry barrel assembly is located at the top of the frame, and the three-dimensional mobile platform and the mobile slurry adding assembly thereon are located at the bottom of the frame. The three-dimensional mobile platform can drive the mobile slurry adding assembly to move up and down, left and right, and front and back. The automatic slurry adding system described in the utility model can realize full automation of printing slurry supply, significantly improving the continuity and production efficiency of printing operations; the slurry tank is replaced in a simple and convenient way, reducing the difficulty of operation and improving production efficiency; it has a planetary slurry stirring function, which can maintain uniform slurry viscosity and stable performance; according to process requirements, the slurry adding interval and duration can be freely set, and the control is precise.

[0006] Preferably, the slurry barrel assembly includes a pressure barrel, a pressure barrel cover, and a slurry tank. A non-slip rubber pad is pasted on the inner surface of the bottom of the pressure barrel, and the slurry tank is placed on the non-slip rubber pad. The pressure barrel and the pressure barrel cover are sealed and fixedly connected. The pressure barrel cover is connected between the left and right transverse support plates. The stirring motor is connected to the motor connecting shaft through a gear box transmission. The motor connecting shaft seal passes through the pressure barrel cover and is located in the slurry tank. The motor connecting shaft is also fixedly connected to the stirring blade assembly. The pressure barrel cover is provided with a ball valve, and the pressure barrel is connected to the high-pressure air supply system through the ball valve. The pressure barrel cover is also provided with a safety valve and a pressure reducing valve connected to the pressure barrel. During actual production, the pressure barrel is removed, and the slurry tank filled with slurry for production is placed in the pressure barrel. The pressure barrel and the pressure barrel cover are fastened to form a closed environment. Open the ball valve, and under the control of the PLC program, the high-pressure air supply system inputs high-pressure gas into the pressure barrel. The internal pressure of the pressure barrel increases, forcing the slurry to flow to the slurry adding head through the discharge soft tube to achieve slurry discharge. At the same time, the three-dimensional mobile platform is controlled by the PLC program to drive the slurry adding head, and finally the full coverage of the slurry is achieved.

[0007] Preferably, a first connecting plate is symmetrically extended horizontally outward from the bottom of the pressure barrel, and a second connecting plate is symmetrically extended horizontally outward from the top of the pressure barrel cover plate. The opposite ends of the left lateral support plate and the right lateral support plate are respectively fixedly connected with L-shaped adapter plates, and the L-shaped adapter plates are buckled to the lower sides of the ends of the left lateral support plate and the right lateral support plate. The vertical parts of the two L-shaped adapter plates are respectively fixedly connected to the two second connecting plates, and the horizontal parts of the two L-shaped adapter plates are respectively fixedly connected to the bottoms of the left lateral support plate and the right lateral support plate. Hinge ears are respectively integrally formed on the bottom surfaces of the horizontal parts of the two L-shaped adapter plates, and locking screws are hinged on the hinge ears. Connecting notches that match the locking screws are respectively provided on the two first connecting plates, and the locking screws are placed in the connecting notches and the locking screws below the connecting notches are matched with fastening nuts. The L-shaped adapter plate and the second connecting plate extending from the pressure barrel cover plate are jointly connected to the left side transverse support plate and the right side transverse support plate to ensure that the pressure barrel and the pressure barrel cover plate are firmly connected to the left side transverse support plate and the right side transverse support plate. The locking screw can rotate around the hinge ear and can be separated and engaged with the connecting notch on the first connecting plate during the rotation process. When the locking screw is located in the connecting notch, after tightening the fastening nut, the pressure barrel and the pressure barrel cover plate can be tightly and sealed to meet high pressure requirements.

[0008] Preferably, the three-dimensional mobile platform includes an X-axis motion module, a Y-axis motion module, and a Z-axis motion module. The X-axis motion module includes an X-axis track, an X-axis moving block, and an X-axis drive motor. The Y-axis motion module includes a Y-axis track, a Y-axis moving block, and a Y-axis drive motor. The Z-axis motion module includes a Z-axis track, a Z-axis moving block, and a Z-axis drive motor. The Y-axis track is fixed to the X-axis moving block, and the Z-axis track is fixed to the Y-axis moving block. The X, Y, and Z directions are mutually perpendicular. The mobile slurry adding assembly is fixedly connected to the Z-axis moving block of the Z-axis motion module. This configuration is structurally sound, wherein the X-axis drive motor, the Y-axis drive motor, and the Z-axis drive motor are all controlled by a PLC program.

[0009] Preferably, the stirring blade assembly includes a multi-layer sub-blade assembly, which includes a shaft sleeve and two stirring blades. The shaft sleeve is mounted on the motor connecting shaft and the two are fixedly connected by a jackscrew. The two stirring blades are fixedly connected to symmetrical sides of the shaft sleeve. The planes on which the two stirring blades are located are both inclined planes and are perpendicular to each other. The stirring blades of the multi-layer sub-blade assembly are staggered in the horizontal direction. This arrangement is to ensure uniform stirring of the slurry, ensure subsequent printing quality, and realize planetary stirring of the slurry.

[0010] Compared with the prior art, the technical solution provided by the utility model has the following technical effects: the device has low cost and is easy to operate, and can realize the automatic slurry adding function on the printing equipment, replacing manual slurry adding and improving production efficiency; the slurry tank is convenient and quick to replace, reducing the difficulty of operation; the slurry adding range, slurry adding time, slurry adding interval and slurry adding speed can be adjusted through program control to realize the precise slurry adding function on demand, on time, quantitatively, evenly and continuously; the specially designed stirring blade assembly can realize planetary stirring of the slurry, and the program controls the speed, stirring time and stirring interval of the stirring motor to ensure that the slurry is stirred evenly, maintain a reasonable process viscosity and ensure the consistency of printing quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present invention, and together with the description, serve to explain the principles of the present invention.

[0012] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0013] Figure 1 Schematic diagram of the overall structure of an automatic slurry adding system for AMB solder printing described in an embodiment of the present utility model;

[0014] Figure 2 This is a structural diagram of the three-dimensional mobile platform described in an embodiment of the present utility model;

[0015] Figure 3 This is a schematic diagram of the connection structure of the slurry barrel assembly in a certain embodiment of the present utility model;

[0016] Figure 4 This is a schematic diagram of the explosive connection structure of the slurry barrel assembly described in a certain embodiment of the present utility model;

[0017] Figure 5 This is an axonometric view of the stirring blade assembly described in a certain embodiment of the present utility model;

[0018] Figure 6 This is a schematic top view of the structure of the stirring blade assembly in a certain embodiment of the present invention.

[0019] In the figure: 1. Horizontal bottom plate; 2. Left horizontal support plate; 3. Right horizontal support plate; 4. Mobile slurry adding assembly; 5. Slurry barrel assembly; 6. Slurry adding head; 7. First longitudinal support plate; 8. Second longitudinal support plate; 9. Three-dimensional mobile platform; 10. Gear box; 11. Stirring motor; 12. Discharge flexible conduit; 13. Pressure barrel; 14. Pressure barrel cover; 15. Slurry tank; 16. Anti-slip rubber pad; 17. Motor connecting shaft; 18. Stirring blade assembly; 19. Ball valve; 20. Safety valve; 21. Pressure reducing valve; 22. First connecting plate; 23. Second connecting plate; 24. L-shaped adapter plate; 25. Articulated ear; 26. Locking screw; 27. Connection notch; 28. Fastening nut; 29. X-axis motion module; 30. Y-axis motion module; 31. Z-axis motion module; 32. Bushing; 33. Stirring blade; 34. Top screw. DETAILED DESCRIPTION

[0020] In order to more clearly understand the above-mentioned purpose, features and advantages of the present invention, the scheme of the present invention will be further described below. It should be noted that, in the absence of conflict, the embodiments of the present invention and the features therein can be combined with each other.

[0021] In the description, it should be noted that the terms "first" and "second" are used for descriptive purposes only and should not be understood to indicate or imply relative importance. It should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood broadly. For example, they can refer to fixed connections, removable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal connections between two components. Those skilled in the art will understand the specific meanings of the above terms based on specific circumstances.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein; it is obvious that the embodiments in the specification are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] The specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0024] In one embodiment, Figure 1 As shown, an automatic slurry adding system for AMB solder printing includes a transverse base plate 1, a left transverse support plate 2, a right transverse support plate 3, a movable slurry adding assembly 4, a slurry barrel assembly 5 and a slurry adding head 6; the left transverse support plate 2 is fixed to the left end of the transverse base plate 1 through a first longitudinal support plate 7, and the right transverse support plate 3 is fixed to the right end of the transverse base plate 1 through a second longitudinal support plate 8, the movable slurry adding assembly 4 is connected to the transverse base plate 1 through a three-dimensional movable platform 9, and the slurry adding head 6 is connected to the movable slurry adding assembly 4; the slurry barrel assembly 5 is connected between the left transverse support plate 2 and the right transverse support plate 3, the top of the slurry barrel assembly 5 is connected to a stirring motor 11 through a gear box 10, and the slurry barrel assembly 5 is connected to the slurry adding head 6 through a discharge soft conduit 12.

[0025] The horizontal base plate 1, the left horizontal support plate 2, the right horizontal support plate 3, the first longitudinal support plate 7 and the second longitudinal support plate 8 form a frame supporting the three-dimensional mobile platform 9 and the slurry barrel assembly 5. The slurry barrel assembly 5 is located at the top of the frame, and the three-dimensional mobile platform 9 and the mobile slurry adding assembly 4 thereon are located at the bottom of the frame. The three-dimensional mobile platform 9 can drive the mobile slurry adding assembly 4 to move up and down, left and right, and forward and backward. The automatic slurry adding system described in the utility model can achieve full automation of printing slurry supply, significantly improving the continuity and production efficiency of printing operations; the slurry tank 15 can be replaced in a simple and convenient manner, reducing operational difficulty and improving production efficiency; it has a planetary slurry stirring function, which can maintain uniform slurry viscosity and stable performance; the slurry adding interval and duration can be freely set according to process requirements, and the control is precise. According to the actual production process requirements, the slurry adding duration and the slurry adding interval setting can achieve precise control of the total amount of slurry added.

[0026] On the basis of the above embodiments, in a preferred embodiment, the slurry barrel assembly 5 includes a pressure barrel 13, a pressure barrel cover 14 and a slurry tank 15. A non-slip rubber pad 16 is pasted on the inner surface of the bottom of the pressure barrel 13, and the slurry tank 15 is placed on the non-slip rubber pad 16. The pressure barrel 13 and the pressure barrel cover 14 are sealed and fixedly connected. The pressure barrel cover 14 is connected between the left lateral support plate 2 and the right lateral support plate 3. The stirring motor 11 is connected to the motor connecting shaft 17 through the gear box 10. The motor connecting shaft 17 is sealed and passes through the pressure barrel cover 14 and is located in the slurry tank 15. The motor connecting shaft 17 is also fixedly connected to the stirring blade assembly 18; the pressure barrel cover 14 is provided with a ball valve 19, and the pressure barrel 13 is connected to the high-pressure air supply system through the ball valve 19. The pressure barrel cover 14 is also provided with a safety valve 20 and a pressure reducing valve 21 connected to the pressure barrel 13. During actual production, the pressure barrel 13 is removed and the slurry tank 15 containing the production slurry is placed in the pressure barrel 13. The pressure barrel 13 and the pressure barrel cover 14 are fastened together to form a sealed environment. The ball valve 19 is opened and, under the control of the PLC program, the high-pressure gas supply system inputs high-pressure gas into the pressure barrel 13. The internal pressure of the pressure barrel 13 increases, forcing the slurry to flow through the discharge flexible conduit 12 to the slurry feeding head 6, achieving slurry discharge. At the same time, the 3D mobile platform 9 is controlled by the PLC program to drive the slurry feeding head 6, ultimately achieving full coverage of the slurry.

[0027] On the basis of the above embodiments, in a preferred embodiment, a first connecting plate 22 is symmetrically extended horizontally outward from the bottom of the pressure barrel 13, and a second connecting plate 23 is symmetrically extended horizontally outward from the top of the pressure barrel cover plate 14. The opposite ends of the left transverse support plate 2 and the right transverse support plate 3 are respectively fixedly connected with L-shaped adapter plates 24, and the L-shaped adapter plates 24 are buckled to the lower sides of the ends of the left transverse support plate 2 and the right transverse support plate 3. The vertical parts of the two L-shaped adapter plates 24 are respectively fixedly connected to the two second connecting plates 23, and the horizontal parts of the two L-shaped adapter plates 24 are respectively fixedly connected to the bottom of the left transverse support plate 2 and the right transverse support plate 3. Hinge ears 25 are respectively integrally formed on the bottom surfaces of the horizontal parts of the two L-shaped adapter plates 24, and a locking screw 26 is hinged on the hinge ear 25. The two first connecting plates 22 are respectively provided with a connecting notch 27 adapted to the locking screw 26. The locking screw 26 is placed in the connecting notch 27 and a fastening nut 28 is matched with the locking screw 26 below the connecting notch 27. The L-shaped adapter plate 24 and the second connecting plate 23 extending from the pressure barrel cover plate 14 are jointly connected to the left side transverse support plate 2 and the right side transverse support plate 3 to ensure that the pressure barrel 13 and the pressure barrel cover plate 14 are firmly connected to the left side transverse support plate 2 and the right side transverse support plate 3. The locking screw 26 can rotate around the hinge ear 25, and can be separated and engaged with the connecting notch 27 on the first connecting plate 22 during the rotation process. When the locking screw 26 is located in the connecting notch 27, after tightening the fastening nut 28, the pressure barrel 13 and the pressure barrel cover plate 14 can be tightly and sealed to meet high pressure requirements.

[0028] Based on the above embodiment, in a preferred embodiment, the three-dimensional mobile platform 9 includes an X-axis motion module 29, a Y-axis motion module 30, and a Z-axis motion module 31. The X-axis motion module 29 includes an X-axis track, an X-axis moving block, and an X-axis drive motor. The Y-axis motion module 30 includes a Y-axis track, a Y-axis moving block, and a Y-axis drive motor. The Z-axis motion module 31 includes a Z-axis track, a Z-axis moving block, and a Z-axis drive motor. The Y-axis track is fixed to the X-axis moving block, and the Z-axis track is fixed to the Y-axis moving block. The X, Y, and Z directions are mutually perpendicular. The mobile slurry adding assembly 4 is fixedly connected to the Z-axis moving block of the Z-axis motion module 31. This configuration is structurally sound, wherein the X-axis drive motor, the Y-axis drive motor, and the Z-axis drive motor are all controlled by a PLC program.

[0029] Based on the above embodiment, in a preferred embodiment, the stirring blade assembly 18 includes a multi-layer sub-blade assembly, which includes a sleeve 32 and two stirring blades 33. The sleeve 32 is mounted on the motor connecting shaft 17 and the two are fixedly connected by a top screw 34. The two stirring blades 33 are fixedly connected to the sleeve 32 on symmetrical sides. The planes on which the two stirring blades 33 lie are both inclined planes and are perpendicular to each other. The stirring blades 33 of the multi-layer sub-blade assembly are staggered in the horizontal direction. This arrangement is to ensure uniform slurry stirring, ensure subsequent printing quality, and realize planetary stirring of the slurry.

[0030] The above description is only a specific embodiment of the present invention, which enables those skilled in the art to understand or implement the present invention. Although detailed descriptions have been made with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents; and such modifications or replacements do not deviate from the essence of the corresponding technical solutions within the scope of the technical solutions of the embodiments, and they should all be covered by the scope of protection of the claims.

Claims

1. An automatic slurry adding system for AMB solder printing, characterized in that: The invention comprises a transverse bottom plate (1), a left transverse support plate (2), a right transverse support plate (3), a movable slurry adding assembly (4), a slurry barrel assembly (5) and a slurry adding head (6); the left transverse support plate (2) is fixed to the left end of the transverse bottom plate (1) through a first longitudinal support plate (7), the right transverse support plate (3) is fixed to the right end of the transverse bottom plate (1) through a second longitudinal support plate (8), the movable slurry adding assembly (4) is connected to the transverse bottom plate (1) through a three-dimensional movable platform (9), and the slurry adding head (6) is connected to the movable slurry adding assembly (4); the slurry barrel assembly (5) is connected between the left transverse support plate (2) and the right transverse support plate (3), the top of the slurry barrel assembly (5) is connected to a stirring motor (11) through a gear box (10), and the slurry barrel assembly (5) is connected to the slurry adding head (6) through a discharge soft conduit (12).

2. The automatic slurry adding system for AMB solder printing according to claim 1, characterized in that: The slurry barrel assembly (5) includes a pressure barrel (13), a pressure barrel cover (14) and a slurry tank (15). An anti-skid rubber pad (16) is pasted on the inner surface of the bottom of the pressure barrel (13). The slurry tank (15) is placed on the anti-skid rubber pad (16). The pressure barrel (13) and the pressure barrel cover (14) are sealed and fixedly connected. The pressure barrel cover (14) is connected between the left side transverse support plate (2) and the right side transverse support plate (3). The stirring motor (11) is connected to the gear box (10). The transmission is connected with a motor connecting shaft (17), which is sealed and passes through the pressure barrel cover (14) and is located in the slurry tank (15). The motor connecting shaft (17) is also fixedly connected with a stirring blade assembly (18); the pressure barrel cover (14) is provided with a ball valve (19), and the pressure barrel (13) is connected to the high-pressure air supply system through the ball valve (19). The pressure barrel cover (14) is also provided with a safety valve (20) and a pressure reducing valve (21) connected to the pressure barrel (13).

3. The automatic slurry adding system for AMB solder printing according to claim 2, characterized in that: A first connecting plate (22) is symmetrically extended horizontally outward from the bottom of the pressure barrel (13), a second connecting plate (23) is symmetrically extended horizontally outward from the top of the pressure barrel cover (14), and L-shaped adapter plates (24) are fixedly connected to the opposite ends of the left transverse support plate (2) and the right transverse support plate (3), respectively. The L-shaped adapter plates (24) are buckled to the lower sides of the ends of the left transverse support plate (2) and the right transverse support plate (3), and the vertical parts of the two L-shaped adapter plates (24) are fixedly connected to the two second connecting plates (23), respectively. The two L-shaped adapter plates The horizontal portion of (24) is fixedly connected to the bottom of the left transverse support plate (2) and the right transverse support plate (3), respectively. A hinged ear (25) is integrally formed on the bottom surface of the horizontal portion of the two L-shaped adapter plates (24), and a locking screw (26) is hinged on the hinged ear (25). The two first connecting plates (22) are respectively provided with a connecting notch (27) adapted to the locking screw (26), and the locking screw (26) is placed in the connecting notch (27) and a fastening nut (28) is matched on the locking screw (26) below the connecting notch (27).

4. The automatic slurry adding system for AMB solder printing according to any one of claims 1 to 3, characterized in that: The three-dimensional moving platform (9) includes an X-direction moving module (29), a Y-direction moving module (30) and a Z-direction moving module (31), wherein the X-direction moving module (29) includes an X-direction track, an X-direction moving block and an X-direction driving motor, the Y-direction moving module (30) includes a Y-direction track, a Y-direction moving block and a Y-direction driving motor, and the Z-direction moving module (31) includes a Z-direction track, a Z-direction moving block and a Z-direction driving motor, the Y-direction track is fixed to the X-direction moving block, and the Z-direction track is fixed to the Y-direction moving block, and the X-direction, Y-direction and Z-direction are perpendicular to each other; and the mobile slurry adding component (4) is fixedly connected to the Z-direction moving block of the Z-direction moving module (31).

5. The automatic slurry adding system for AMB solder printing according to claim 4, characterized in that: The stirring blade assembly (18) includes a multi-layer sub-blade assembly, which includes a shaft sleeve (32) and two stirring blades (33). The shaft sleeve (32) is mounted on the motor connecting shaft (17) and the two are fixedly connected by a top screw (34). The two stirring blades (33) are fixedly connected to the symmetrical sides of the shaft sleeve (32). The planes on which the two stirring blades (33) are located are both inclined planes and are perpendicular to each other. The stirring blades (33) of the multi-layer sub-blade assembly are all staggered in the horizontal direction.

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