Automatic glass positioning structure of screen printing machine

Abstract

The utility model discloses a screen printing machine glass automatic positioning structure which comprises a supporting assembly, a guide module, a fine adjustment module, a fine adjustment motor, a detection photoelectric body, a top positioning assembly, a bottom positioning assembly and a guide rail protective cover. According to the glass positioning device, the top section bar and the bottom section bar which are arranged in an up-down staggered mode are used for supporting the top positioning assembly and the bottom positioning assembly, the top positioning assembly and the bottom positioning assembly drive the top positioning wheel and the bottom transmission wheel to conduct six-point positioning on glass in the positioning process, the positioning process is simple, and the positioning accuracy is high. The positioning efficiency of the structure is improved, the position of the glass is adjusted in cooperation with the guide module and the fine adjustment module in use, and the complex actual working requirements are met; meanwhile, after positioning, the arranged detection photoelectric body is used for irradiating four corners of the glass for damage detection, so that the practicability of the structure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of screen printing machines, in particular to an automatic glass positioning structure for screen printing machines. Background Art

[0002] A screen printing machine is a device that uses a screen printing plate for printing. It is a more representative printing device among stencil printing machines. The screen printing machine can print text and images and is widely used in various industries that produce printed products. During the operation of the screen printing machine, a positioning structure is required to position the glass plate. The glass positioning structure in the existing screen printing machine is positioned by positioning wheels on both sides. The positioning position needs to be repeatedly adjusted during the positioning process, which affects the positioning efficiency of the printing machine. At the same time, the positioning device has a simple function and cannot detect the breakage of the glass after positioning, thereby affecting the practicality of the positioning structure. Therefore, it is necessary to design an automatic glass positioning structure for a screen printing machine. Utility Model Content

[0003] The utility model aims to provide an automatic glass positioning structure for a screen printing machine, so as to solve the problem that the glass positioning structure in the existing screen printing machine is positioned by positioning wheels on both sides, and the positioning position needs to be repeatedly adjusted during the positioning process, which affects the positioning efficiency of the printing machine. At the same time, the positioning device has a simple function and cannot detect the broken state of the glass after positioning, which affects the practicality of the positioning structure.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a screen printing machine glass automatic positioning structure, including a support assembly, a guide module, a first bracket, a second bracket, a fine-tuning module, a fine-tuning motor, a first locking cylinder, a second locking cylinder, a first accordion cover, a second accordion cover, a connecting bracket, a detection photoelectric body, a top positioning assembly, a bottom positioning assembly and a guide rail guard, wherein the support assembly is composed of a first guide rail, a bottom profile, a top profile and a second guide rail, a guide module is symmetrically arranged on the first guide rail, the top of the guide module is slidably connected to the first bracket, the first bracket is fixed on one end of the top profile, the top profile is located above the bottom profile, and the top profile and the bottom profile are arranged perpendicular to each other, a second bracket is arranged at the other end of the top profile, the bottom of the second bracket is cooperatively connected to the output end of the fine-tuning module, and the fine-tuning module is slidably connected to the second guide rail; a top motor in the top positioning assembly is arranged on one side of the second bracket, The top positioning assembly is composed of a top motor, a top belt, a top fixed frame, a top transmission wheel, a top synchronous wheel and a top positioning wheel. The output end of the top motor is fixedly connected to the top transmission wheel, the top transmission wheel is cooperatively connected to the top belt, the top synchronous wheel is wound around the top belt, and the top synchronous wheel is rotatably connected to the first bracket; the bottom side of the bottom profile is provided with a bottom motor in the bottom positioning assembly, and the bottom positioning assembly is composed of a bottom motor, a bottom transmission wheel, a bottom synchronous wheel, a bottom belt, a bottom fixed frame, a lifting cylinder and a bottom positioning wheel. The output end of the bottom motor passes through the bottom profile and is fixedly connected to the bottom transmission wheel, the bottom transmission wheel is cooperatively connected to the bottom belt, the bottom belt is cooperatively wound with the bottom synchronous wheel, and the bottom synchronous wheel is rotatably connected to the top of the bottom profile, a bottom fixed frame is symmetrically provided on the bottom belt, the bottom fixed frame is slidably connected to the guide rail provided on the top of the bottom profile, and a guide rail guard is provided on the top of the bottom profile.

[0005] Preferably, a fine-tuning motor is provided on one side of the fine-tuning module, and the fine-tuning motor is cooperatively connected to the input end of the fine-tuning module.

[0006] Preferably, a first locking cylinder and a second locking cylinder are respectively provided on one side of the fine-tuning module and the guide module, and output ends of the first locking cylinder and the second locking cylinder are respectively connected to the second guide rail and the first guide rail.

[0007] Preferably, a first accordion cover and a second accordion cover are symmetrically arranged on the first guide rail and the second guide rail, respectively, and one end of the first accordion cover and the second accordion cover are respectively connected to the guide module and the fine-tuning module.

[0008] Preferably, a connecting bracket is symmetrically arranged on one side of the top profile, and a detection photoelectric body is arranged on one end of the connecting bracket.

[0009] Preferably, a top fixing frame is symmetrically arranged on the top belt, the top fixing frame is slidably connected to a guide rail arranged at the bottom of the top profile, and the bottom of the top fixing frame is rotatably connected to a top positioning wheel.

[0010] Preferably, a lifting cylinder is provided on the top of the bottom fixing frame, and the output end of the lifting cylinder is rotatably connected to the bottom positioning wheel.

[0011] The automatic positioning structure of screen printing machine glass provided by the utility model has the advantages that: the top positioning component is supported by the symmetrically arranged top profile, and the bottom positioning component is supported by the bottom profile below the top profile, and the top motor drives the top transmission wheel to rotate to drive the top fixing frame and the top positioning wheel symmetrically arranged on the top belt to approach each other, and the bottom motor drives the bottom transmission wheel to rotate to drive the bottom fixing frame and the bottom positioning wheel symmetrically arranged on the bottom belt to approach each other, and then the glass is positioned at six points by two groups of symmetrically arranged top positioning wheels and one group of symmetrically arranged bottom transmission wheels, the positioning process is simple, and the positioning efficiency of the structure is improved. At the same time, during use, the set guide module is used to drive the top profile to slide on the first guide rail, and the fine-tuning module is used to drive the first bracket and the second bracket at both ends of the top profile to slide on the top of the guide module and the fine-tuning module to adjust the position of the glass, thereby meeting complex actual work requirements; at the same time, after positioning, the set detection photoelectric body is used to irradiate the four corners of the glass for damage detection, thereby improving the practicality of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0014] Figure 2 for Figure 1 A partial enlarged view of the middle A area;

[0015] Figure 3 This is the overall structural front view of the utility model;

[0016] Figure 4 It is a left-side structural schematic diagram of the utility model;

[0017] Figure 5 for Figure 4 A partial enlarged view of the middle B area;

[0018] Figure 6 for Figure 4 A partial enlarged view of the middle C area;

[0019] Figure 7 It is a top view of the overall structure of the utility model.

[0020] In the figure: 1. Support assembly; 2. Guide module; 3. First bracket; 4. Second bracket; 5. Fine-tuning module; 6. Fine-tuning motor; 7. First locking cylinder; 8. Second locking cylinder; 9. First accordion cover; 10. Second accordion cover; 11. Connecting bracket; 12. Detection photoelectric body; 13. Top positioning assembly; 14. Bottom positioning assembly; 15. Guide rail guard; 51. First guide rail; 52. Bottom profile; 53. Top profile; 54. Second guide rail; 61. Top motor; 62. Top belt; 63. Top fixing frame; 64. Top transmission wheel; 65. Top synchronous wheel; 66. Top positioning wheel; 71. Bottom motor; 72. Bottom transmission wheel; 73. Bottom synchronous wheel; 74. Bottom belt; 75. Bottom fixing frame; 76. Lifting cylinder; 77. Bottom positioning wheel. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] See also Figure 1-7The utility model provides an embodiment: a screen printing machine glass automatic positioning structure, including a support assembly 1, a guide module 2, a first bracket 3, a second bracket 4, a fine-tuning module 5, a fine-tuning motor 6, a first locking cylinder 7, a second locking cylinder 8, a first accordion cover 9, a second accordion cover 10, a connecting bracket 11, a detection photoelectric body 12, a top positioning assembly 13, a bottom positioning assembly 14 and a guide rail shield 15. The support assembly 1 is composed of a first guide rail 51, a bottom profile 52, a top profile 53 and a second guide rail 54. The first guide rail 51 is symmetrically provided with a guide module 2, and the guide module 2 is used to drive the top profile The top profile 53 slides on the first guide rail 51, and the top of the guide module 2 is slidably connected with the first bracket 3, which is fixed to one end of the top profile 53. The top profile 53 is located above the bottom profile 52, and the top profile 53 and the bottom profile 52 are arranged perpendicular to each other. The other end of the top profile 53 is provided with a second bracket 4, and the bottom of the second bracket 4 is matched and connected to the output end of the fine-tuning module 5, and the fine-tuning module 5 is slidably connected to the second guide rail 54; a top motor 61 in the top positioning assembly 13 is provided on one side of the second bracket 4, and the top positioning assembly 13 is composed of a top motor 61, a top belt 62, and a top fixed The top motor 61 is fixedly connected to the top drive wheel 64 at the output end, and the top drive wheel 64 is matched and connected to the top belt 62. The top synchronous wheel 65 is wound around the top belt 62, and the top synchronous wheel 65 is rotatably connected to the first bracket 3; the bottom side of the bottom profile 52 is provided with a bottom motor 71 in the bottom positioning assembly 14, and the bottom positioning assembly 14 is composed of a bottom motor 71, a bottom drive wheel 72, a bottom synchronous wheel 73, a bottom belt 74, a bottom fixed frame 75, a lifting cylinder 76 and a bottom positioning wheel 77. The output end of the bottom motor 71 passes through the bottom profile 52 and is fixedly connected to a bottom transmission wheel 72. The bottom transmission wheel 72 is matched and connected to a bottom belt 74. A bottom synchronous wheel 73 is matched and wound around the bottom belt 74. The bottom synchronous wheel 73 is rotatably connected to the top of the bottom profile 52. A bottom fixing frame 75 is symmetrically arranged on the bottom belt 74. The bottom fixing frame 75 is slidably connected to the guide rail arranged on the top of the bottom profile 52. A guide rail guard 15 is arranged on the top of the bottom profile 52. The guide rail guard 15 is fixed above the guide rail at the top of the bottom profile 52 to prevent broken glass fragments from clogging the guide rail and affecting the running accuracy of the structure.

[0024] A fine-tuning motor 6 is provided on one side of the fine-tuning module 5, and the fine-tuning motor 6 is connected to the input end of the fine-tuning module 5. A first locking cylinder 7 and a second locking cylinder 8 are provided on one side of the fine-tuning module 5 and the guide module 2, respectively. The output ends of the first locking cylinder 7 and the second locking cylinder 8 are connected to the second guide rail 54 and the first guide rail 51, respectively. During the positioning process, the first locking cylinder 7 and the second locking cylinder 8 are used to fix the first locking cylinder 7 and the second locking cylinder 8 on the second guide rail 54 and the first guide rail 51, respectively, to prevent the position of the glass from being offset.

[0025] The first guide rail 51 and the second guide rail 54 are symmetrically provided with a first accordion cover 9 and a second accordion cover 10, and one end of the first accordion cover 9 and the second accordion cover 10 are respectively connected to the guide module 2 and the fine-tuning module 5, and the first accordion cover 9 and the second accordion cover 10 are used to seal and protect the first guide rail 51 and the second guide rail 54;

[0026] A connecting bracket 11 is symmetrically arranged on one side of the top profile 53, and a detection photoelectric body 12 is arranged at one end of the connecting bracket 11. The connecting bracket 11 is used to support the detection photoelectric body 12, and then the detection photoelectric body 12 is used to detect the integrity of the glass during the positioning process;

[0027] A top fixing frame 63 is symmetrically arranged on the top belt 62, and the top fixing frame 63 is slidably connected to the guide rail arranged at the bottom of the top profile 53, and a top positioning wheel 66 is rotatably connected to the bottom of the top fixing frame 63, and a lifting cylinder 76 is arranged on the top of the bottom fixing frame 75, and a bottom positioning wheel 77 is rotatably connected to the output end of the lifting cylinder 76, and the lifting cylinder 76 is used to drive the bottom positioning wheel 77 to move up and down to adjust the height position of the bottom positioning wheel 77;

[0028] Specifically, when in use, firstly, the glass is placed between the structures, and the top positioning assembly 13 is supported by the symmetrically arranged top profile 53, and the bottom positioning assembly 14 is supported by the bottom profile 52 below the top profile 53. The top motor 61 drives the top transmission wheel 64 to rotate to drive the top fixing frame 63 and the top positioning wheel 66 symmetrically arranged on the top belt 62 to approach each other, and the bottom motor 71 drives the bottom transmission wheel 72 to rotate to drive the bottom fixing frame 75 and the bottom positioning wheel 77 symmetrically arranged on the bottom belt 74 to approach each other, and then the two groups of symmetrically arranged top positioning wheels are used to rotate. The positioning wheel 66 and a group of symmetrically arranged bottom transmission wheels 72 perform six-point positioning on the glass. The positioning process is simple, which improves the positioning efficiency of the structure. At the same time, during use, the set guide module 2 is used to drive the top profile 53 to slide on the first guide rail 51, and the fine-tuning module 5 is used to drive the first bracket 3 and the second bracket 4 at both ends of the top profile 53 to slide on the top of the guide module 2 and the fine-tuning module 5 to adjust the position of the glass, thereby meeting complex practical work requirements. At the same time, after positioning, the set detection photoelectric body 12 is used to illuminate the four corners of the glass for damage detection, thereby improving the practicality of the structure.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0031] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail 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 make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A screen printing machine glass automatic positioning structure, comprising a support assembly (1), a guide module (2), a first bracket (3), a second bracket (4), a fine-tuning module (5), a fine-tuning motor (6), a first locking cylinder (7), a second locking cylinder (8), a first accordion cover (9), a second accordion cover (10), a connecting bracket (11), a detection photoelectric body (12), a top positioning assembly (13), a bottom positioning assembly (14) and a guide rail guard (15), characterized in that: The support assembly (1) is composed of a first guide rail (51), a bottom profile (52), a top profile (53) and a second guide rail (54). The first guide rail (51) is symmetrically provided with a guide module (2). The top of the guide module (2) is slidably connected with a first bracket (3). The first bracket (3) is fixed to one end of the top profile (53). The top profile (53) is located above the bottom profile (52). The top profile (53) and the bottom profile (52) are arranged perpendicular to each other. The other end of the top profile (53) is provided with a second bracket (4). The bottom of the second bracket (4) is cooperatively connected to the output end of the fine-tuning module (5). The fine-tuning module (5) 5) is slidably connected to the second guide rail (54); a top motor (61) in a top positioning assembly (13) is arranged on one side of the second bracket (4), the top positioning assembly (13) is composed of a top motor (61), a top belt (62), a top fixing frame (63), a top transmission wheel (64), a top synchronous wheel (65) and a top positioning wheel (66), the output end of the top motor (61) is fixedly connected to the top transmission wheel (64), the top transmission wheel (64) is matched and connected to the top belt (62), the top synchronous wheel (65) is wound around the top belt (62), and the top synchronous wheel (65) is rotatably connected to the first bracket (3); A bottom motor (71) in a bottom positioning assembly (14) is arranged at one side of the bottom of the bottom profile (52). The bottom positioning assembly (14) is composed of a bottom motor (71), a bottom transmission wheel (72), a bottom synchronous wheel (73), a bottom belt (74), a bottom fixing frame (75), a lifting cylinder (76) and a bottom positioning wheel (77). The output end of the bottom motor (71) passes through the bottom profile (52) and is fixedly connected to the bottom transmission wheel (72). The bottom transmission wheel (72) is matched and connected to the bottom belt (74). The bottom synchronous wheel (73) is matched and wound around the bottom belt (74). The bottom synchronous wheel (73) is rotatably connected to the top of the bottom profile (52). A bottom fixing frame (75) is symmetrically arranged on the bottom belt (74). The bottom fixing frame (75) is slidably connected to a guide rail arranged on the top of the bottom profile (52). A guide rail guard (15) is arranged on the top of the bottom profile (52).

2. The automatic glass positioning structure for a screen printing machine according to claim 1, characterized in that: A fine-tuning motor (6) is provided on one side of the fine-tuning module (5), and the fine-tuning motor (6) is cooperatively connected to the input end of the fine-tuning module (5).

3. The automatic glass positioning structure for a screen printing machine according to claim 1, characterized in that: A first locking cylinder (7) and a second locking cylinder (8) are respectively provided on one side of the fine-tuning module (5) and the guide module (2); output ends of the first locking cylinder (7) and the second locking cylinder (8) are respectively connected to the second guide rail (54) and the first guide rail (51).

4. The automatic glass positioning structure for a screen printing machine according to claim 1, characterized in that: A first accordion cover (9) and a second accordion cover (10) are symmetrically arranged on the first guide rail (51) and the second guide rail (54), and one end of the first accordion cover (9) and the second accordion cover (10) are respectively connected to the guide module (2) and the fine-tuning module (5).

5. The automatic glass positioning structure for a screen printing machine according to claim 1, characterized in that: A connecting bracket (11) is symmetrically arranged on one side of the top profile (53), and a detection photoelectric body (12) is arranged on one end of the connecting bracket (11).

6. The automatic glass positioning structure for a screen printing machine according to claim 1, characterized in that: A top fixing frame (63) is symmetrically arranged on the top belt (62), and the top fixing frame (63) is slidably connected to a guide rail arranged at the bottom of the top profile (53), and the bottom of the top fixing frame (63) is rotatably connected to a top positioning wheel (66).

7. The automatic glass positioning structure for a screen printing machine according to claim 1, characterized in that: A lifting cylinder (76) is arranged on the top of the bottom fixing frame (75), and the output end of the lifting cylinder (76) is rotatably connected to a bottom positioning wheel (77).

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