Screen printing machine with printing platen convenient to replace

Abstract

The utility model relates to the technical field of screen printing machines, in particular to a screen printing machine with a printing platen convenient to replace, which comprises a printing machine body, a support is arranged on the printing machine body and is C-shaped, a machine shell is arranged at the top end of an inner cavity of the support, a lifting assembly is arranged in an inner cavity of the machine shell, and the printing platen is arranged on the lifting assembly. A clamping plate is arranged at the bottom end of the lifting assembly, and telescopic assemblies are arranged at the four corners of the top end of the clamping plate. According to the screen printing machine facilitating replacement of the printing platen, through the arrangement of the lifting assembly, the clamping plate can slide downwards along a straight line under the limiting effect of the multiple telescopic assemblies, the bottom end of the clamping plate is matched with the bottom end of the inner cavity of the support to clamp and fix the platen, then the platen is fixed, operation is easy, use is convenient, the platen is convenient to disassemble and assemble, and the practicability is high. The problems that a large amount of time is consumed, operation is complex and troublesome, and the disassembly and assembly efficiency is low due to the fact that a plurality of bolts need to be disassembled and assembled in the disassembly and assembly process of a platen of a screen printing machine in the prior art are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of screen printing machines, in particular to a screen printing machine which is convenient for replacing a printing platen. Background Art

[0002] Screen printing machines have a wide range of applications and can print a variety of materials and products, such as paper, plastic, glass, ceramics, metal, wood, cloth, etc. Specifically, it is widely used in the printing of electronic products, toys, clothing, packaging, building materials, advertising products and other fields. Electronic product printing: Screen printing machines can print various panels, shells and logos of electronic products, such as mobile phones, tablets, TVs, etc. Toy printing: Screen printing machines can print various patterns and logos of toys, such as children's toys, building blocks, puzzles, etc. Packaging printing: Screen printing machines can print various packaging materials, such as paper boxes, plastic bags, lotion bottles, etc. Building material printing: Screen printing machines can print various building materials, such as aluminum doors and windows, plastic steel doors and windows, aluminum-plastic panels, etc. Advertising product printing: Screen printing machines can print various advertising products, such as billboards, posters, banners, etc.

[0003] However, the screen printing machine platen in the prior art needs to remove and install multiple bolts during the disassembly and assembly process, which takes a lot of time, is complicated and troublesome to operate, and has low disassembly and assembly efficiency. To address this problem, a screen printing machine that is easy to replace the printing platen is provided. Summary of the invention

[0004] The purpose of the present invention is to provide a screen printing machine that is easy to replace a printing platen, so as to solve the problems raised in the above background technology. To achieve the above purpose, the present invention provides the following technical solutions: a screen printing machine that is easy to replace a printing platen, comprising a printing machine, a bracket is provided on the printing machine, the bracket is in a "C" shape, a housing is provided at the top of the inner cavity of the bracket, a lifting component is provided in the inner cavity of the housing, a clamp is provided at the bottom end of the lifting component, and telescopic components are provided at the four corners of the top of the clamp, and the tops of multiple telescopic components are fixedly connected to the top of the inner cavity of the housing.

[0005] Preferably, the lifting assembly includes a screw, a knob, a slider, a fixed seat, a connecting rod and a limit assembly, one end of the screw is rotatably connected to the rear side of the inner cavity of the casing through a bearing, the other end of the screw extends to the front end of the casing and is fixedly connected to the knob, the two sliders are respectively screwed on the front and rear sides of the outer wall of the screw, the fixed seat is arranged in the middle of the top end of the splint, one end of the two connecting rods are respectively hinged to the front and rear sides of the top end of the fixing seat, the other ends of the two connecting rods are respectively hinged to the bottom ends of the two sliders, and the limit assembly is arranged at the top end of the inner cavity of the casing and fixedly connected to the top ends of the two sliders.

[0006] Preferably, the limiting assembly includes a limiting slot and a limiting block, the limiting slot is opened at the top of the inner cavity of the casing, and the two limiting blocks can be slidably embedded in the inner cavity of the limiting slot and are fixedly connected to the tops of the two sliders respectively.

[0007] Preferably, the inner cavity of the limiting groove and the outer wall of the limiting block are matched and both are in a "T" shape.

[0008] Preferably, the threads on the front and rear sides of the outer wall of the screw rod are arranged opposite to each other.

[0009] Preferably, the telescopic assembly includes a fixed cylinder, a moving rod, a slide groove and a moving block. The fixed cylinder is arranged at the top of the inner cavity of the casing, one end of the moving rod can be slidably inserted in the inner cavity of the fixed cylinder, and the other end of the moving rod is fixedly connected to the top of the splint, the two slide grooves are respectively opened on both sides of the inner wall of the fixed cylinder, and the two moving blocks are respectively slidably embedded in the inner cavities of the two slide grooves and are respectively fixedly connected to both sides of the outer wall of the moving rod.

[0010] Preferably, the inner cavity of the slide groove and the outer wall of the moving block are matched and both are dovetail-shaped.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. Through the setting of the lifting component, the splint can slide downward along a straight line under the limiting action of multiple telescopic components, so that the bottom end of the splint cooperates with the bottom end of the inner cavity of the bracket to clamp and fix the table, thereby realizing the fixation of the table. The operation is simple, the use is convenient, and the disassembly and assembly of the table is convenient. It solves the problem that the table of the screen printing machine in the prior art needs to be disassembled and assembled by disassembling multiple bolts to complete its disassembly and assembly, which takes a lot of time, the operation is complicated and troublesome, and the disassembly and assembly efficiency is low. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0014] Figure 2 For this utility model Figure 1 A magnified image of point A;

[0015] Figure 3 It is a left side cross-sectional view of the casing of the utility model;

[0016] Figure 4 For this utility model Figure 3 The enlarged view of point B;

[0017] Figure 5 It is a front sectional view of the telescopic cylinder of the utility model.

[0018] In the figure: 1. printing press; 2. bracket; 3. casing; 4. splint; 5. screw; 6. knob; 7. slider; 8. fixing seat; 9. connecting rod; 10. limiting groove; 11. limiting block; 12. fixing cylinder; 13. moving rod; 14. slide groove; 15. moving block. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figures 1 to 5 The utility model provides a technical solution: a screen printing machine which is convenient for replacing a printing platen, comprising a printing machine 1, a bracket 2 is arranged on the printing machine 1, the bracket 2 is in a "C" shape, a shell 3 is arranged at the top of the inner cavity of the bracket 2, a lifting assembly is arranged in the inner cavity of the shell 3, a clamping plate 4 is arranged at the bottom end of the lifting assembly, and telescopic assemblies are arranged at the four corners of the top end of the clamping plate 4, and the top ends of the multiple telescopic assemblies are fixedly connected with the inner cavity top end of the shell 3. Through the setting of the lifting assembly, the clamping plate 4 can slide downward along a straight line under the limiting action of the multiple telescopic assemblies, so that the bottom end of the clamping plate 4 cooperates with the bottom end of the inner cavity of the bracket 2 to clamp and fix the platen, thereby realizing the fixation of the platen, simple operation, convenient use, and convenient disassembly and assembly of the platen, solving the problem that the platen of the screen printing machine 1 in the prior art needs to be disassembled and assembled by disassembling multiple bolts in the process of disassembly and assembly, which takes a lot of time, is complicated and troublesome to operate, and has low disassembly and assembly efficiency.

[0021] In this embodiment, the lifting assembly includes a screw rod 5, a knob 6, a slider 7, a fixed seat 8, a connecting rod 9 and a limit assembly. One end of the screw rod 5 is rotatably connected to the rear side of the inner cavity of the casing 3 through a bearing, and the other end of the screw rod 5 extends to the front end of the casing 3 and is fixedly connected to the knob 6. The two sliders 7 are respectively screwed to the front and rear sides of the outer wall of the screw rod 5. The fixed seat 8 is arranged in the middle of the top end of the splint 4. One end of the two connecting rods 9 is respectively hinged to the front and rear sides of the top of the fixing seat 8, and the other ends of the two connecting rods 9 are respectively hinged to the bottom ends of the two sliders 7. The limit assembly is arranged at the top end of the inner cavity of the casing 3 and is fixedly connected to the top ends of the two sliders 7. Rotating the knob 6 causes the knob 6 to drive the screw rod 5 to rotate, thereby causing the screw rod 5 to rotate. The threads on the front and rear sides of the outer wall of the rod 5 generate relative thread rotation force, so that the two sliders 7 slide toward the middle of the screw rod 5 at the same time under the limiting action of the limiting groove 10 and the limiting block 11, so that the two moving rods 13 push the fixed seat 8 and the clamping plate 4 to slide downward along a straight line under the limiting action of the fixed tube 12 and the moving rod 13, so that the bottom end of the clamping plate 4 cooperates with the bottom end of the inner cavity of the bracket 2 to clamp and fix the table, thereby realizing the fixation of the table. The operation is simple, the use is convenient, and the disassembly and assembly of the table is convenient, which solves the problem that the table of the screen printing machine 1 in the prior art needs to disassemble and assemble multiple bolts to complete its disassembly and assembly during the disassembly and assembly process, which takes a lot of time, is complicated and troublesome to operate, and has low disassembly and assembly efficiency.

[0022] In this embodiment, the limit assembly includes a limit groove 10 and a limit block 11. The limit groove 10 is opened at the top of the inner cavity of the casing 3. The two limit blocks 11 can be slidably embedded in the inner cavity of the limit groove 10 and are respectively fixedly connected to the top of the two sliders 7. Under the joint action of the limit groove 10 and the limit block 11, the drama love can be prevented from rotating with the screw rod 5 when the screw rod 5 rotates, thereby improving the stability of the lifting assembly when in use.

[0023] In this embodiment, the inner cavity of the limiting groove 10 is matched with the outer wall of the limiting block 11 and both are in a "T" shape, so that one end of the limiting block 11 can always remain embedded in the inner cavity of the limiting groove 10, thereby improving the stability of the limiting assembly during use.

[0024] In this embodiment, the threads on the front and rear sides of the outer wall of the screw rod 5 are arranged relative to each other, so that when the screw rod 5 rotates, the front and rear sides of its outer wall generate relative thread rotation force, so that the two sliders 7 slide relatively at the same time under the limiting action of the limiting groove 10 and the limiting block 11.

[0025] In this embodiment, the telescopic assembly includes a fixed cylinder 12, a moving rod 13, a slide groove 14 and a moving block 15. The fixed cylinder 12 is arranged at the top of the inner cavity of the casing 3, one end of the moving rod 13 can be slidably inserted in the inner cavity of the fixed cylinder 12, and the other end of the moving rod 13 is fixedly connected to the top of the clamping plate 4. The two slide grooves 14 are respectively opened on both sides of the inner wall of the fixed cylinder 12, and the two moving blocks 15 can be slidably embedded in the inner cavity of the two slide grooves 14 and are respectively fixedly connected to both sides of the outer wall of the moving rod 13. When the clamping plate 4 slides, the moving rod 13 can slide up and down along the inner wall of the fixed cylinder 12, and then under the joint action of the moving rod 13 and the fixed cylinder 12, the clamping plate 4 can always slide up and down along a straight line. Through the setting of the slide groove 14 and the moving block 15, one end of the moving rod 13 can always be kept inserted in the inner cavity of the fixed cylinder 12.

[0026] In this embodiment, the inner cavity of the slide groove 14 is matched with the outer wall of the moving block 15 and both are dovetail-shaped, so that one end of the moving block 15 can always remain embedded in the inner cavity of the slide groove 14, thereby improving the stability of the telescopic assembly when in use.

[0027] The use method and advantages of the utility model: When in use, the working process is as follows:

[0028] The screw rod 5 is rotated by the knob 6, and the threads on the front and rear sides of the outer wall of the screw rod 5 generate relative thread rotation force, so that the two sliders 7 slide toward the middle of the screw rod 5 at the same time under the limiting action of the limiting groove 10 and the limiting block 11, so that the two moving rods 13 push the fixing seat 8 and the clamping plate 4 to slide downward along a straight line under the limiting action of the fixing tube 12 and the moving rod 13, so that the bottom end of the clamping plate 4 cooperates with the bottom end of the inner cavity of the bracket 2 to clamp and fix the table, thereby realizing the fixation of the table. The operation is simple, the use is convenient, and the disassembly and assembly of the table is convenient, which solves the problem that the table of the screen printing machine 1 in the prior art needs to be disassembled and assembled by multiple bolts in the process of disassembly and assembly to complete its disassembly and assembly, which takes a lot of time, is complicated and troublesome to operate, and has low disassembly and assembly efficiency.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A screen printing machine that is easy to replace a printing platen, comprising a printing machine (1), characterized in that: The printing machine (1) is provided with a bracket (2), the bracket (2) being in a "C" shape, a housing (3) being provided at the top of the inner cavity of the bracket (2), a lifting component being provided in the inner cavity of the housing (3), a clamping plate (4) being provided at the bottom end of the lifting component, telescopic components being provided at the four corners of the top end of the clamping plate (4), and the top ends of the plurality of telescopic components being fixedly connected to the top end of the inner cavity of the housing (3).

2. A screen printing machine that is easy to replace printing platens according to claim 1, characterized in that: The lifting assembly comprises a screw rod (5), a knob (6), a slider (7), a fixing seat (8), a connecting rod (9) and a limit assembly. One end of the screw rod (5) is rotatably connected to the rear side of the inner cavity of the casing (3) through a bearing. The other end of the screw rod (5) extends to the front end of the casing (3) and is fixedly connected to the knob (6). The two sliders (7) are respectively screwed to the front and rear sides of the outer wall of the screw rod (5). The fixing seat (8) is arranged at the middle of the top end of the clamping plate (4). One end of the two connecting rods (9) is respectively hinged to the front and rear sides of the top end of the fixing seat (8). The other ends of the two connecting rods (9) are respectively hinged to the bottom ends of the two sliders (7). The limit assembly is arranged at the top end of the inner cavity of the casing (3) and is fixedly connected to the top ends of the two sliders (7).

3. A screen printing machine that is easy to replace printing platens according to claim 2, characterized in that: The limiting assembly comprises a limiting groove (10) and a limiting block (11); the limiting groove (10) is formed at the top end of the inner cavity of the housing (3); and the two limiting blocks (11) are slidably embedded in the inner cavity of the limiting groove (10) and are respectively fixedly connected to the top ends of the two sliding blocks (7).

4. A screen printing machine that is easy to replace printing platens according to claim 3, characterized in that: The inner cavity of the limiting groove (10) is matched with the outer wall of the limiting block (11) and both are in a "T" shape.

5. The screen printing machine with easy replacement of printing platen according to claim 2, characterized in that: The threads on the front and rear sides of the outer wall of the screw rod (5) are arranged opposite to each other.

6. The screen printing machine with easy replacement of printing platen according to claim 1, characterized in that: The telescopic assembly comprises a fixed cylinder (12), a moving rod (13), a slide groove (14) and a moving block (15); the fixed cylinder (12) is arranged at the top end of the inner cavity of the housing (3); one end of the moving rod (13) is slidably inserted into the inner cavity of the fixed cylinder (12); the other end of the moving rod (13) is fixedly connected to the top end of the clamping plate (4); the two slide grooves (14) are respectively opened on both sides of the inner wall of the fixed cylinder (12); the two moving blocks (15) are respectively slidably embedded in the inner cavities of the two slide grooves (14) and are respectively fixedly connected to both sides of the outer wall of the moving rod (13).

7. A screen printing machine that is easy to replace printing platens according to claim 6, characterized in that: The inner cavity of the slide groove (14) is matched with the outer wall of the moving block (15) and both are dovetail-shaped.

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