Alignment structure of screen printing machine
By introducing a guide wheel connection and cylinder-driven alignment structure into the screen printing machine, the problem of inaccurate alignment in the screen printing machine is solved, enabling smooth movement and height adjustment of the printing components, thereby improving printing quality and adaptability.
Patent Information
- Application Number
- CN202423321652.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-12-31
AI Technical Summary
Inaccurate alignment during the screen printing process can cause patterns or text to shift or become distorted, affecting product quality and increasing production costs.
A new screen printing machine alignment structure is adopted, including a machine base, a transmission belt, a lifting column assembly, a crossbeam support arm, an extension arm, a printing assembly, a screen frame, and a printing plate device. The movement and height adjustment of the printing plate device are realized through guide wheel connection and cylinder drive, ensuring alignment accuracy.
It enables smooth movement of printing components, avoids jamming, adapts to metal screen printing plates of different sizes, ensures printing clarity and compatibility, and improves printing quality and production efficiency.
Smart Images
Figure CN223520424U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model mainly relates to a kind of alignment structure of silk-screen machine.
BACKGROUND
[0002] Silk-screen machine alignment refers to the accurate alignment of printed patterns or characters with the surface of the printed object during the silk-screen process. The alignment accuracy directly affects the quality of the printed product. If the alignment is not accurate, it may cause the pattern or character to shift or deform, affecting the appearance and readability of the product, and even causing the product to be scrapped, increasing production costs. In view of this, we propose a new alignment structure scheme for a silk-screen machine to facilitate the operator to adjust the position.
UTILITY MODEL CONTENTS
[0003] To solve at least one of the above problems, the utility model proposes a new structure scheme, which adopts the following technical scheme:
[0004] An alignment structure of a silk-screen machine, comprising a machine table and a printing mechanism. The upper end surface of the machine table is provided with a transmission belt, and the material is placed on the transmission belt and transferred to the lower side of the printing mechanism by the transmission belt.
[0005] The printing mechanism comprises a lifting column assembly, a cross beam support arm, an extension arm, a printing assembly, a screen frame and a printing plate device.
[0006] The cross beam support arm is installed on the lifting column assembly, and the cross beam support arm moves up and down along the lifting column assembly to change the height position of the cross beam support arm. The extension arm is installed on both sides of the cross beam support arm, and the two ends of the screen frame are fixedly connected to the extension arms on both sides.
[0007] The screen frame is provided with a guide groove, and the printing plate device has a shaft rod, the shaft rod is provided with a guide wheel and a locking nut, the guide wheel is connected with the guide groove to make the printing plate device move along the screen frame, and the locking nut is abutted with the screen frame to limit the position of the printing plate device. The printing plate device is provided with a metal screen printing plate, which is clamped on the printing plate device to be fixed on the screen frame.
[0008] Preferably, the printing plate device is arranged at both ends of the extension arm to form a first printing plate device and a second printing plate device, and the two ends of the metal screen printing plate are connected to the first printing plate device and the second printing plate device respectively, and the metal screen printing plate is located below the printing assembly.
[0009] Preferably, the extension arm is L-shaped to expand the extension range of the screen frame.
[0010] Preferably, the lifting column assembly is provided with a first guide rail, a first lifting cylinder and a first sliding seat, the first sliding seat is slidably connected to the first guide rail, the first lifting cylinder is connected to the first sliding seat to push the first sliding seat to move up and down along the first guide rail, and the cross beam support arm is connected with the first sliding seat to move with the first sliding seat.
[0011] Preferably, the cross beam supporting arm is provided with a second guide rail, a second sliding seat is slidably connected to the second guide rail, a motor is installed on the cross beam supporting arm, the motor is connected to the second sliding seat through a belt, and the printing assembly is installed on the second sliding seat to move along with the second sliding seat along the second guide rail.
[0012] Preferably, an upright wall is installed on the upper end surface of the machine table, and a roller is installed on the inner side of the upright wall, and the transmission belt is connected to the roller.
[0013] Preferably, the extension arm is provided with a second lifting cylinder, the screen frame has an upright rod, the upright rod is connected to the extension arm and connected to the second lifting cylinder, and the second lifting cylinder drives the screen frame to move up and down through the upright rod to adjust the position.
[0014] Preferably, the printing plate device has a clamping cavity, a clamping cylinder is installed at the top end of the printing plate device, and the movable end of the clamping cylinder penetrates into the clamping cavity.
[0015] Compared with the background art, the present application has the following beneficial effects:
[0016] The printing plate device is arranged on the screen frame, and the printing plate device and the screen frame are connected in a guide wheel type connection structure, so that the printing plate device can move smoothly on the screen frame and avoid jamming. The printing plate device is arranged at both ends of the extension arm to form a first printing plate device and a second printing plate device, so that the distance between the first printing plate device and the second printing plate device can be adjusted according to the size of the metal screen printing plate, more products can be adapted, and the practicability is stronger. The double height adjustment can be realized through the first lifting cylinder and the second lifting cylinder, the distance between the metal screen printing plate and the material can be better controlled, and the printing clarity is ensured. It has the advantages of simple structure, compact cooperation, reasonable design, etc. Therefore, it is a product with superior performance in technology and economy. BRIEF DESCRIPTION OF DRAWINGS
[0017] Fig. 1 The alignment structure of the screen printing machine in the preferred embodiment provided by the present application is shown in the figure;
[0018] Fig. 2 The alignment structure of the screen printing machine in the preferred embodiment provided by the present application is shown in the figure;
[0019] Fig. 3 The lifting column assembly structure in the preferred embodiment provided by the present application is shown in the figure;
[0020] Fig. 4 The screen frame and the printing plate device connection in the preferred embodiment provided by the present application is shown in the figure. DETAILED DESCRIPTION
[0021] The embodiments of this utility model are described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout.
[0022] In the description of this utility model, it should be noted that the directional terms such as "center", "horizontal (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", and "counterclockwise" indicate the orientation and positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They 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. They should not be construed as limiting the specific protection scope of this utility model.
[0023] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features. Thus, the use of "first" and "second" to define a feature may explicitly or implicitly include one or more of that feature. In this description of the utility model, "a number" means two or more, unless otherwise explicitly specified.
[0024] In this utility model, unless otherwise explicitly specified and limited, the terms "assembly," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can also refer to a mechanical connection; they can refer to a direct connection or a connection through an intermediate medium; or they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.
[0025] In this utility model, unless otherwise specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "below," and "over" the second feature includes the first feature being directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Above," "below," and "under" the second feature includes the first feature being directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.
[0026] The technical scheme and beneficial effects of the present application will be clearer and more explicit through the further description of the specific embodiments of the present application in combination with the accompanying drawings of the present application. The description of the embodiments with reference to the accompanying drawings is exemplary and is intended to explain the present application, but cannot be understood as a limitation of the present application.
[0027] The preferred embodiment of the present application provides: Figs. 1-4 As shown in the figure, a positioning structure of a screen printing machine, which comprises a machine table 1 and a printing mechanism 2.
[0028] The upper end surface of the machine table 1 is provided with a transmission belt 11, and the material to be printed is placed on the transmission belt 11 and is transferred to the lower side of the printing mechanism 2 by the transmission belt 11. The upper end surface of the machine table 1 is provided with a vertical wall 12, and the inner side of the vertical wall 12 is provided with a roller 13, and the transmission belt 11 is connected with the roller 13. The roller 13 is connected with a motor to drive the transmission belt 11 to rotate, and the transmission belt 11 is higher than the upper end surface of the vertical wall 12 to support the movement of the material, and the transmission belt 11 is located in the inner side of the vertical wall 12. The transmission belt has various shapes, and the user can select according to the needs, and the drawings of the present embodiment are only for illustration, and do not limit the final transmission belt shape.
[0029] The printing mechanism 2 comprises a lifting column assembly 3, a cross beam supporting arm 4, an extension arm 5, a printing assembly 6, a screen frame 7 and a printing plate device 8, and the printing assembly 6 adopts the printing structure of the existing screen printing machine. The extension arm 5 is L-shaped to expand the extension range of the screen frame 7, so that the extension arm 5 installed at both ends of the cross beam supporting arm 4 expands the range to cover the transmission belt area, and also facilitates the installation of the screen frame 7.
[0030] The cross beam supporting arm 4 is installed on the lifting column assembly 3, and the cross beam supporting arm 4 moves up and down along the lifting column assembly 3 to change the height position of the cross beam supporting arm 4. The extension arm 5 is installed on both sides of the cross beam supporting arm 4, and the two ends of the screen frame 7 are fixedly connected to the extension arms 5 on both sides.
[0031] The screen frame 7 is provided with a guide groove 71, the printing plate device 8 has a shaft 81, the inner side of the screen frame 7 is provided with a slot 73 for the shaft to enter the guide groove 71, the shaft 81 is arranged at both ends of the printing plate device 8, and the shaft 81 is provided with a guide wheel 82 and a locking nut 83. The end of the shaft 81 is provided with a thread, and the locking nut 83 is screwed on the thread. The guide wheel 82 is connected with the guide groove 71 to move the printing plate device 8 along the screen frame 7, and the rolling movement structure enhances the smoothness of the adjustment. The locking nut 83 abuts against the screen frame 7 to limit the position of the printing plate device 8. The printing plate device 8 is provided with a wire screen printing plate (which is a conventional product and is not marked in the drawings), and the wire screen printing plate is clamped in the printing plate device 8 to be fixed on the screen frame 7.
[0032] The printing plate device 8 is provided with a clamping cavity 84, and a clamping cylinder 85 is arranged at the top end of the printing plate device 8 and penetrates into the clamping cavity 84. The printing plate device 8 is arranged at the two ends of the extension arm 5 to form a first printing plate device 86 and a second printing plate device 87, and the first printing plate device 86 and the second printing plate device 87 are identical in structure but different in position. The two ends of the screen printing plate are connected to the first printing plate device 86 and the second printing plate device 87 respectively, and the screen printing plate is arranged below the printing assembly 6.
[0033] The lifting column assembly 3 is provided with a first guide rail 31, a first lifting cylinder 32 and a first sliding seat 33. The first sliding seat 33 is slidably connected to the first guide rail 31, and the first lifting cylinder 32 is connected to the first sliding seat 33 to drive the first sliding seat 33 to move up and down along the first guide rail 31. The cross beam supporting arm 4 is connected to the first sliding seat 33 to move with the first sliding seat 33.
[0034] The cross beam supporting arm 4 is provided with a second guide rail 41, and the second guide rail 41 is slidably connected to a second sliding seat 42. The cross beam supporting arm 4 is provided with a motor 43, and the motor 43 is connected to the second sliding seat 42 through a belt. The printing assembly 6 is arranged on the second sliding seat 42 to move along the second guide rail 41 with the second sliding seat 42. The first sliding seat and the second sliding seat adopt an existing sliding seat structure.
[0035] The extension arm 5 is provided with a second lifting cylinder 51, and the screen frame 7 is provided with a vertical rod 72. The extension arm is correspondingly provided with a through hole for the vertical rod to penetrate. The vertical rod 72 penetrates the extension arm 5 and is connected to the second lifting cylinder 51. The second lifting cylinder 51 drives the screen frame 7 to move up and down through the vertical rod 72 to adjust the position.
[0036] The operation process is as follows: the material to be printed is conveyed to the lower side of the printing mechanism 2 through the transmission belt 11. The operator adjusts the positions of the first printing plate device 86 and the second printing plate device 87 according to the material. After the positions are determined, the locking nut 83 is tightened to press the outer side wall of the screen frame 7, so as to fix the printing plate device 8. The screen printing mesh is arranged in the clamping cavity 84, and the movable end of the clamping cylinder 85 is used to fix the screen printing mesh in the clamping cavity 84. The first lifting cylinder 32 drives the first sliding seat 33 to slide up and down along the first guide rail 31 to adjust the height position of the cross beam supporting arm 4. The operator can continue to observe the printing height and cooperate with the second lifting cylinder 51 to drive the screen frame 7 to move up and down to compensate the height, so that the screen printing plate can better approach the material. The motor is started to drive the second sliding seat 42 to drive the printing assembly 6 to reciprocate along the second guide rail 41, so that the squeegee and the ink return blade assembly of the printing assembly 6 work. The squeegee is used to uniformly transfer the ink through the screen holes of the screen plate to the surface of the material, and the ink return blade is used to uniformly apply the ink on the screen plate after each printing to prepare for the next printing.
[0037] The printing plate device 8 is arranged on the structure screen frame 7, the printing plate device 8 and the screen frame 7 adopt the guide wheel 82 type connecting structure, so that the printing plate device 8 can move smoothly on the screen frame 7, and the jamming situation is avoided.The printing plate device 8 is arranged at two ends of the extension arm 5 to form a first printing plate device 86 and a second printing plate device 87, so that the distance between the first printing plate device 86 and the second printing plate device 87 can be adjusted according to the size of the metal screen printing plate, more products can be adapted, and the practicality is stronger; the double height adjustment can be realized through the first lifting cylinder 32 and the second lifting cylinder 51, the distance between the metal screen printing plate and the material can be better controlled, and the printing clarity is ensured.
[0038] In the description of the specification, the description of the terms "one embodiment", "preferably", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are included in at least one embodiment or example of the utility model, and the illustrative description of the above terms in the specification does not necessarily refer to the same embodiment or example.
[0039] Through the description of the structure and principle, those skilled in the art should understand that the utility model is not limited to the above-mentioned specific embodiments, and the improvement and replacement of the technology known in the art on the basis of the utility model fall within the protection scope of the utility model, which should be limited by each claim.
Claims
1. A register structure of a screen printing machine, characterized by: It includes a machine table and a printing mechanism; the upper end surface of the machine table is provided with a transmission belt, and materials are placed on the transmission belt and transferred to the lower side of the printing mechanism by the transmission belt; The printing mechanism includes a lifting column assembly, a cross beam supporting arm, an extension arm, a printing assembly, a screen frame and a printing plate device; The cross beam supporting arm is installed on the lifting column assembly, and moves up and down along the lifting column assembly to change the height position of the cross beam supporting arm; the extension arm is installed on both sides of the cross beam supporting arm, and both ends of the screen frame are fixedly connected to the extension arms on both sides; The screen frame is provided with a guide groove, and the printing plate device has a shaft rod, the shaft rod penetrates a guide wheel and a locking nut, the guide wheel is connected with the guide groove to make the printing plate device move along the screen frame, and the locking nut abuts against the screen frame to limit the position of the printing plate device; the printing plate device is provided with a wire screen printing plate, and the wire screen printing plate is clamped in the printing plate device to be fixed on the screen frame.
2. The alignment structure of a screen printer according to claim 1, wherein: The printing plate device is arranged at both ends of the extension arm to form a first printing plate device and a second printing plate device, and both ends of the wire screen printing plate are connected with the first printing plate device and the second printing plate device, and the wire screen printing plate is located below the printing assembly.
3. The alignment structure of a screen printer according to claim 1, wherein: The extension arm is in L shape to expand the extension range of the screen frame.
4. The alignment structure of a screen printer according to claim 1, wherein: The lifting column assembly is provided with a first guide rail, a first lifting cylinder and a first sliding seat, the first sliding seat is slidably connected to the first guide rail, the first lifting cylinder is connected to the first sliding seat to push the first sliding seat to move up and down along the first guide rail, and the cross beam supporting arm is connected with the first sliding seat to move with the first sliding seat.
5. The alignment structure of a screen printer according to claim 1, wherein: The cross beam supporting arm is provided with a second guide rail, the second guide rail slidably connects a second sliding seat, the cross beam supporting arm is provided with a motor, the motor is connected with the second sliding seat through a belt, and the printing assembly is installed on the second sliding seat to move along the second guide rail with the second sliding seat.
6. The alignment structure of a screen printer according to claim 1, wherein: The upper end surface of the machine table is provided with a vertical wall, the inner side of the vertical wall is provided with a roller, and the transmission belt is connected with the roller.
7. The alignment structure of a screen printer according to claim 1, wherein: The extension arm is provided with a second lifting cylinder, the screen frame has a vertical rod, the vertical rod penetrates the extension arm and is connected with the second lifting cylinder, and the second lifting cylinder drives the screen frame to move up and down through the vertical rod to adjust the position.
8. The alignment structure of a screen printer according to claim 1, wherein: The printing plate device has a clamping cavity, and a clamping cylinder is installed at the top end of the printing plate device, and the movable end of the clamping cylinder penetrates into the clamping cavity.