Automatic screen coating device

Abstract

The utility model discloses a kind of silk screen automatic coating devices, including main frame, the movable connection of main frame has upper clamp web beam and coating group, the lower clamp web beam is also provided on main frame, upper clamp web beam, coating group and lower clamp web beam are arranged from top to bottom, wherein, upper web beam and lower clamp web beam are used to cooperate clamping screen plate, the coating group includes movable seat, adjusting assembly and the rotating beam being set on adjusting assembly are equipped on movable seat, detachably mounted with sizing knife on rotating beam, sizing knife is equipped with the accommodation groove for loading photosensitive adhesive, human-computer interface controller is also equipped on main frame, product parameter and the information of corresponding processing tool are stored in human-computer interface controller. The utility model can install the screen plate of different sizes, and realize the thickness consistency of multiple screen plate printing, reduce the technical requirement to personnel.

Description

Technical Field

[0001] This utility model relates to the field of screen printing technology, specifically to an automatic screen coating device. Background Technology

[0002] Currently, the screen printing industry and the oval screen printing industry are traditional industries, mainly relying on manual application of photosensitive emulsion. Manual application of photosensitive emulsion has several problems: 1. Inconsistent thickness of manual application across multiple screens; 2. Inconsistent uniformity of manual application across multiple screens; 3. Extremely high technical requirements for manual application; 4. Very difficult manual application for large screen frames, with limitations on the width of a single application. Utility Model Content

[0003] The purpose of this invention is to provide an automatic screen coating device that solves the problems mentioned in the background art.

[0004] To achieve the above objectives, this utility model provides the following technical solution: an automatic screen coating device, comprising a main frame, on which an upper clamping beam and a coating assembly are movably connected, and a lower clamping beam is also provided on the main frame. The upper clamping beam, the coating assembly, and the lower clamping beam are arranged from top to bottom, wherein the upper clamping beam and the lower clamping beam are used to clamp the screen plate. The coating assembly includes a movable seat, on which an adjustment component and a rotating beam are provided on the adjustment component. A coating blade is detachably installed on the rotating beam, and the coating blade is provided with a receiving groove for loading photosensitive emulsion. A human-machine interface controller is also provided on the main frame, and the human-machine interface controller stores product parameters and information on corresponding processing tools.

[0005] Preferably, the adjustment assembly includes a propulsion module mounted on a movable seat and a sliding seat connected to the movable end of the propulsion module. The sliding seat is equipped with a rotary cylinder. The rotating beam is connected to the sliding seat via a deflector. One end of the deflector is rotatably connected to the movable seat, and the other end of the deflector is fixedly connected. The movable end of the rotary cylinder is rotatably connected to the middle of the deflector, and the fixed end of the rotary cylinder is rotatably connected to the movable seat.

[0006] Preferably, each of the movable seats is provided with two adjustment components, and two rotating beams are located at the front and rear ends of the mesh plate, respectively. A front sizing knife and a rear sizing knife are respectively installed on the two rotating beams.

[0007] Preferably, the propulsion module includes a motor, a lead screw, and a guide rail. The guide rail and the motor are fixedly mounted on a movable seat, while the sliding seat is slidably connected to the guide rail. The lead screw is fixedly connected to the movable end of the motor, and the sliding seat is provided with a threaded hole adapted to the lead screw. The lead screw and the threaded hole are threadedly engaged. The rotation of the motor drives the sizing knife to move closer to or away from the screen.

[0008] Preferably, the coating group includes two movable seats, which are respectively located on both sides of the screen plate, and both ends of the rotating beam are respectively connected to the adjusting components on both sides.

[0009] Preferably, the main frame is provided with a longitudinal slide rail, the coating group is slidably connected to the longitudinal slide rail, and a lifting module is further provided at the side end of the main frame, and the lifting module is linked to the coating group.

[0010] Preferably, the upper wire clamping beam is slidably connected to the longitudinal slide rail, and a locking device is provided at the end of the upper wire clamping beam.

[0011] Preferably, the rotating beam and the sizing knife are detachably installed through a buckle structure. The sizing knife is provided with an extension part, and the extension part is provided with a groove body adapted to the shape of the rotating beam, and the groove body is sleeved with the rotating beam.

[0012] Preferably, the buckle structure includes a frame body and a locking part. The frame body is in a "C" shape, and the frame body covers the rotating beam and the extension part. The frame body is provided with a slot adapted to the locking part. Branches are formed on both sides of the slot, and rotating holes are provided on the branches. The locking part includes a contact part and a lever connected integrally. The contact part is cylindrical, and an eccentric hole deviating from the center of the circle is provided on the contact part. The two rotating holes and the eccentric hole are installed through a rotating shaft in cooperation. The contact part is located in the slot, and the contact part abuts against the extension part.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: By setting the adjusting component, the present utility model installs and fixes the upper wire clamping beam and the lower wire clamping beam to clamp the screen plate or disassembles and replaces another screen plate, so as to install screen plates of different sizes. Then, the distance between the sizing knife and the screen plate is adjusted and fixed through the adjusting component, and the coating group slides up and down along the main frame, so as to make the printing thickness of multiple screen plates consistent, and reduce the technical requirements for personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of the present utility model; Figure 2 is a partial structural schematic diagram of the present utility model; Figure 3 is a cross-sectional view of the present utility model; Figure 4 is a partial structural cross-sectional view of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0015] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0016] In the description of this utility model, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "horizontal," "vertical," "top," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0017] Please see Figures 1 to 4 This utility model provides an embodiment of an automatic screen coating device, comprising a main frame 1 in the shape of a square frame. An upper clamping beam 2 and a coating assembly 3 are movably connected to the main frame 1. A lower clamping beam 4 is also provided on the main frame 1. The upper clamping beam 2, the coating assembly 3, and the lower clamping beam 4 are arranged from top to bottom. The upper clamping beam 2 and the lower clamping beam 4 are used to clamp the screen plate 100.

[0018] The coating unit 3 includes a movable base 31, on which an adjustment assembly 32 and a rotating beam 33 are mounted. A coating blade 34 is detachably mounted on the rotating beam 33, and the coating blade 34 has a receiving groove 341 for loading photosensitive emulsion. The main frame 1 is also equipped with a human-machine interface controller 5, which stores product parameters and corresponding processing tool information, facilitating operators to call preset programs and achieve automated production.

[0019] Furthermore, the human-machine interface controller 5 also provides product parameters and prompts users to select a sizing knife 34 that meets the specifications for printing on screens 3 of different widths.

[0020] In a preferred embodiment, the adjustment assembly 32 includes a propulsion module 321 mounted on a movable seat 31 and a sliding seat 322 connected to the movable end of the propulsion module 321. A rotary cylinder 323 is mounted on the sliding seat 322. The rotating beam 33 is connected to the sliding seat 322 via a deflector 324. One end of the deflector 324 is rotatably connected to the movable seat 31, and the other end is fixedly connected. The movable end of the rotary cylinder 323 is rotatably connected to the middle of the deflector 324, and the fixed end of the rotary cylinder 323 is rotatably connected to the movable seat 31. By extending and retracting the rotary cylinder 323, the deflector 324 can be driven to rotate around its connection point with the movable seat 31, thereby causing the rotating beam 33 and the coating blade 34 to deflect as a whole by a certain angle to adapt to different coating angle requirements.

[0021] Furthermore, each movable seat 31 is equipped with two adjustment components 32, and two rotating beams 33 are located at the front and rear ends of the screen plate 100 respectively. The two rotating beams 33 are respectively equipped with a front coating knife and a rear coating knife, which can realize simultaneous or alternating coating of double sides or different processes, thereby improving efficiency.

[0022] The propulsion module 321 includes a motor 3211, a lead screw 3212, and a guide rail 3213. The guide rail 3213 and the motor 3211 are fixedly mounted on the movable seat 31, while the sliding seat 322 is slidably connected to the guide rail 3213. The lead screw 3212 is fixedly connected to the movable end of the motor 3211, and the sliding seat 322 has a threaded hole adapted to the lead screw 3212, with the lead screw 3212 threadedly engaging with the threaded hole. The rotation of the motor 3211 drives the lead screw 3212 to rotate, thereby driving the sliding seat 322 to slide along the guide rail 3213, allowing the coating blade 34 to move closer to or further away from the screen 100, precisely controlling the coating gap.

[0023] The coating assembly 3 includes two movable seats 31, which are located on both sides of the screen 100. The two ends of the rotating beam 33 are connected to the adjustment components 32 on both sides, which improves the structural stability and ensures the balance of the coating blade 34 during movement.

[0024] Furthermore, the two movable seats 31 are also provided with connecting frame strips at the front and rear ends. The two ends of the connecting frame strips are connected to the two movable seats 31 respectively, which improves the structural stability and ensures the balance of the sizing knife 34 during the movement.

[0025] The main frame 1 has two longitudinal slide rails 11 on its inner side, and the coating group 3 is slidably connected to the longitudinal slide rails 11. The side end of the main frame 1 is also provided with a lifting module 12, which is linked to the coating group 3 and drives the coating group 3 to move up and down along the longitudinal slide rails 11 to complete the coating action.

[0026] The upper wire clamping beam 2 is slidably connected to the longitudinal slide rail 11, and a locking device 21 is provided at the end of the upper wire clamping beam 2, which is convenient for adjusting the height position of the upper wire clamping beam 2 to adapt to wire meshes 100 of different sizes and fixing it through the locking device 21.

[0027] The rotating beam 33 and the sizing knife 34 are detachably installed through a locking structure 6, which is convenient for replacing or cleaning the sizing knife 34. The sizing knife 34 is provided with an extension 342, and the extension 342 is provided with a groove body adapted to the shape of the rotating beam 33. The groove body is sleeved with the rotating beam 33, and the installation positioning is accurate.

[0028] The locking structure 6 includes a frame body 61 and a locking member 62. The frame body 61 is in a "C" shape, and the frame body 61 covers the rotating beam 33 and the extension 342. The frame body 61 is provided with a slot adapted to the locking member 62. Branches 612 are formed on both sides of the slot, and rotating holes are provided on the branches 612. The locking member 62 includes a contact portion 621 and a lever 622 connected integrally. The contact portion 621 is cylindrical, and an eccentric hole 623 offset from the center of the circle is provided on the contact portion 621. The two rotating holes and the eccentric hole 623 are installed in cooperation through a rotating shaft 624. The contact portion 621 is located in the slot 611, and the contact portion 621 abuts against the extension 342. By拨动 the lever 622, the eccentrically arranged contact portion 621 is driven to rotate, and the extension 342 is pressed or loosened by using the eccentricity, so as to实现快速锁紧 or release.

[0029] Working principle: During use, adjust the height of the upper wire clamping beam 2 according to the size of the wire mesh 100 and lock it, and clamp and fix the wire mesh 100 between the upper wire clamping beam 2 and the lower wire clamping beam 4. Select or input product parameters through the human-machine interface controller 5 and call the corresponding processing program. The adjusting component 32 works, and the propulsion module 321 drives the sizing knife 34 to move to a preset distance from the wire mesh, and the rotating cylinder 323 can adjust the inclination angle of the sizing knife 34. The lifting module 12 drives the entire coating group 3 to move downward smoothly, and the photosensitive glue in the sizing knife 34 is evenly coated on the surface of the wire mesh 100. After the coating is completed, the coating group 3 rises and resets, and the next cycle can be carried out or the wire mesh can be replaced.

[0030] For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be encompassed within the present invention. Any附图标记 in the claims should not be regarded as limiting the claimed rights.

Claims

1. A screen automatic coating apparatus comprising a main frame, characterized by: An upper wire clamping beam and a coating group are movably connected to the main frame. A lower wire clamping beam is also provided on the main frame. The upper wire clamping beam, the coating group and the lower wire clamping beam are arranged from top to bottom. Among them, the upper wire clamping beam and the lower wire clamping beam are used to cooperate to clamp the wire board. The coating group includes a movable seat. An adjusting component and a rotating beam provided on the adjusting component are arranged on the movable seat. A sizing knife is detachably installed on the rotating beam. The sizing knife is provided with a receiving groove for loading photosensitive glue. A human-machine interface controller is also provided on the main frame. Product parameters and information of corresponding processing tools are stored in the human-machine interface controller.

2. The automatic screen coating device according to claim 1, characterized in that: The adjusting component includes a propulsion module provided on the movable seat and a sliding seat connected to the movable end of the propulsion module. A rotating cylinder is provided on the sliding seat. The rotating beam and the sliding seat are connected through a deflecting member. One end of the deflecting member is rotatably connected to the movable seat, and the other end of the deflecting member is fixedly connected. The movable end of the rotating cylinder is rotatably connected to the middle of the deflecting member, and the fixed end of the rotating cylinder is rotatably connected to the movable seat.

3. The automatic screen coating device according to claim 2, characterized in that: Two adjusting components are provided on each movable seat. The two rotating beams are respectively located at the front and rear ends of the wire board. A front sizing knife and a rear sizing knife are respectively installed on the two rotating beams.

4. The automatic screen coating device according to claim 2, characterized in that: The propulsion module includes a motor, a丝杆 (it should be "screw rod" in English) and a guiding slide rail. Among them, the guiding slide rail and the motor are fixedly arranged on the movable seat, and the sliding seat is slidably connected to the guiding slide rail. The screw rod is fixedly connected to the movable end of the motor, and a threaded hole adapted to the screw rod is provided on the sliding seat. The screw rod is in threaded cooperation with the threaded hole. The rotation of the motor drives the sizing knife to approach or move away from the wire board.

5. An automatic screen coating apparatus according to any one of claims 1 to 4, characterized in that: The coating group includes two movable seats. The two movable seats are respectively located on both sides of the wire board, and both ends of the rotating beam are respectively connected to the adjusting components on both sides.

6. The automatic screen coating device according to claim 1, characterized in that: The main frame is provided with a longitudinal slide rail. The coating group is slidably connected to the longitudinal slide rail. A lifting module is also provided at the side end of the main frame. The lifting module is linked to the coating group.

7. The automatic screen coating device according to claim 6, characterized in that: The upper wire clamping beam is slidably connected to the longitudinal slide rail, and a locking device is provided at the end of the upper wire clamping beam.

8. The automatic screen coating device according to claim 1, characterized in that: The rotating beam and the sizing knife are detachably installed through a locking structure. The sizing knife is provided with an extension part. The extension part is provided with a groove body adapted to the shape of the rotating beam, and the groove body is sleeved with the rotating beam.

9. The automatic screen coating device according to claim 8, characterized in that: The locking structure includes a frame body and a locking member. The frame body is in a "匚" shape, and the frame body covers the rotating beam and the extension part. A slot adapted to the locking member is provided on the frame body. Branches are formed on both sides of the slot, and rotating holes are provided on the branches. The locking member includes a contact part and a lever connected integrally. The contact part is in a cylindrical shape, and an eccentric hole deviating from the center of the circle is provided on the contact part. The two rotating holes and the eccentric hole are installed through a rotating shaft in cooperation. The contact part is located in the slot, and the contact part abuts against the extension part.

Images