A printing plate device for curved screen printing machine

Abstract

The present invention discloses a printing plate device for a curved screen printing machine, comprising a slider connecting plate, a fixed rod, a fixed block, a support block, a connecting rod, an adjustment block, a plate alignment adjustment rod, a screw, an adjustment sleeve, a retaining ring, a connecting block, a connecting bracket, a height adjustment rod, an angle adjustment rod, a screen printing plate pad, a screen printing plate, a pad connecting rod, a pad fixing nut and a front and rear adjustment rod. The present invention achieves the adaptation between the screen printing plate and different substrates by arranging a height adjustment rod, an angle adjustment rod, a plate alignment adjustment rod and a front and rear adjustment rod on the printing plate device, thereby ensuring the parallelism between the screen printing plate and the substrate surface and the rebound amount of the screen printing plate, reducing the production cost, improving the working efficiency of the automatic screen printing machine, and improving the adaptability of the printing plate device.

Description

Technical Field

[0001] The invention relates to the technical field of screen printing, and in particular to a printing plate device used for a curved screen printer. Background Art

[0002] At present, curved screen printing machines use flat screen printing plates to print on curved substrates (such as spheres, cylinders, cones, etc.). Generally, the squeegee is fixed, and the screen printing plate must be fixed on the printing plate device in the screen printing machine. The printing plate moves horizontally, and the substrate rotates at the same linear speed as the printing plate. The printing plate device of the prior art cannot freely adjust the angle of the screen printing plate during the printing process of substrates with different conical angles. The printing plate device of the corresponding angle needs to be replaced to maintain the parallelism between the screen printing plate and the surface of the substrate, which increases the production cost, affects the working efficiency of the automatic screen printing machine, and the adaptability of the printing plate device is poor. Summary of the invention

[0003] In order to solve the above problems existing in the prior art, the present invention provides a printing plate device for a curved screen printing machine, and the specific technical solution is as follows:

[0004] A printing plate device for a curved screen printing machine comprises a slider connecting plate, a fixed rod, a fixed block, a supporting block, a connecting rod, a connecting block, a connecting bracket, a screen printing plate pad and a screen printing plate, wherein the slider connecting plate is fixedly connected to the slider of the printing machine, a fixing rod is provided in front of the slider connecting plate, and the middle part of the fixing rod is fixedly connected to the slider connecting plate; a fixing block and two supporting blocks are provided on the fixing rod, the fixing block is fixedly arranged in the middle part of the fixing rod, and the two supporting blocks are respectively fixedly arranged on both sides of the fixing block; a connecting rod is provided inside the fixing block and the supporting block, and connecting blocks are provided at both ends of the connecting rod; a connecting bracket is provided in front of the connecting block, a screen plate pad is provided below the connecting bracket, and a screen plate is provided below the screen plate pad.

[0005] Furthermore, an adjustment block is provided in the middle of the connecting rod, and a plate alignment adjustment rod is provided between the adjustment block and the fixed block. One end of the plate alignment adjustment rod is fixedly connected to the adjustment block by a screw, and the other end of the plate alignment adjustment rod is provided with an external thread; an adjustment sleeve is provided in the fixed block, one end of the adjustment sleeve is limited to the fixed block by a retaining ring, and the inner hole of the adjustment sleeve is matched and connected with the external thread section of the plate alignment adjustment rod.

[0006] Furthermore, a height adjustment rod is provided between the connecting block and the connecting bracket, a threaded hole is provided on the upper part of the connecting block, a T-slot is provided on the upper part of the connecting bracket, the height adjustment rod is threadedly matched with the connecting block, an annular groove is provided at the end of the height adjustment rod to cooperate and connect with the T-slot of the connecting bracket, and the connecting bracket can be moved up and down to the required height by rotating the adjusting rod thread.

[0007] Furthermore, an angle adjustment rod is provided between the fixed rod and the connecting bracket. The angle adjustment rod and the connecting bracket are threadedly connected. The end of the angle adjustment rod contacts the surface of the fixed rod. The connecting bracket can be rotated around the connecting rod to a required angle by rotating the adjustment rod thread.

[0008] Furthermore, a T-slot is provided in the wire mesh plate pad, a rectangular slot is provided on the connecting bracket, pad connecting rods are provided in the T-slot of the wire mesh plate pad and the rectangular slot of the connecting bracket, and the wire mesh plate pad and the connecting bracket are connected by pad connecting rods and pad fixing nuts.

[0009] Furthermore, a front and rear adjustment rod is provided at the front end of the connecting bracket, the front and rear adjustment rod passes through the connecting bracket and is horizontally arranged at the rectangular groove of the connecting bracket. A threaded hole is provided on the pad connecting rod, and the front and rear adjustment rod is threadedly connected to the pad connecting rod.

[0010] Furthermore, the inner holes of the fixing block, the supporting block, the adjusting block, the connecting block and the connecting rod are provided with locking grooves and are locked with bolts.

[0011] Furthermore, the connection block and the connection bracket are connected by a T-shaped slot, the connection block is provided with a T-shaped slot, and the connection bracket is provided with a T-shaped boss.

[0012] The beneficial effects of the present invention are as follows: by arranging a height adjustment rod, an angle adjustment rod, a plate adjustment rod, and a front and rear adjustment rod on the printing plate device, the adaptation between the screen printing plate and different substrates is achieved, the parallelism between the screen printing plate and the surface of the substrate and the rebound amount of the screen printing plate are ensured, the production cost is reduced, the working efficiency of the automatic screen printing machine is improved, and the adaptability of the printing plate device is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of an embodiment of the present invention.

[0014] Figure 2 yes Figure 1 Schematic diagram of the three-dimensional structure decomposition.

[0015] Figure 3 yes Figure 1 Schematic diagram of the structure of the connecting bracket part.

[0016] In the figure: 1-adjusting block, 2-slider connecting plate, 3-fixed block, 4-fixed rod, 5-support block, 6-connecting rod, 7-connecting block, 8-height adjustment rod, 9-angle adjustment rod, 10-connecting bracket, 11-screen printing plate, 12-adjusting sleeve, 13-retaining ring, 14-plate adjustment rod, 15-front and rear adjustment rod, 16-pad fixing nut, 17-pad connecting rod, 18-screen printing plate pad, 19-screw. DETAILED DESCRIPTION

[0017] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0018] See also Figure 1 , Figure 2 , Figure 3 The embodiment of the present invention provides a printing plate device for a curved screen printing machine (hereinafter referred to as the device), comprising an adjusting block 1, a slider connecting plate 2, a fixing block 3, a fixing rod 4, a supporting block 5, a connecting rod 6, a connecting block 7, a height adjustment rod 8, an angle adjustment rod 9, a connecting bracket 10, a screen printing plate 11, an adjusting sleeve 12, a retaining ring 13, a plate adjustment rod 14, a front and rear adjustment rod 15, a pad fixing nut 16, a pad connecting rod 17, a screen printing plate pad 18 and a screw 19. The slider connecting plate 2 is fixedly connected to the slider of the printing machine. A fixing rod 4 is provided in front of the slider connecting plate 2, and the middle part of the fixing rod 4 is fixedly connected to the slider connecting plate 2; a fixing block 3 and two supporting blocks 5 are provided on the fixing rod 4, the fixing block 3 is fixedly arranged in the middle part of the fixing rod 4, and the two supporting blocks 5 are respectively fixedly arranged on both sides of the fixing block 3; a connecting rod 6 is provided in the fixing block 3 and the supporting block 5, and connecting blocks 7 are provided at both ends of the connecting rod 6; a connecting bracket 10 is provided in front of the connecting block 7, a wire mesh plate pad 18 is provided under the connecting bracket 10, and a wire mesh plate 11 is provided under the wire mesh plate pad 18.

[0019] An adjusting block 1 is provided in the middle of the connecting rod 6, and a plate alignment adjusting rod 14 is provided between the adjusting block 1 and the fixed block 3. One end of the plate alignment adjusting rod 14 is fixedly connected to the adjusting block 1 by a screw 19, and the other end of the plate alignment adjusting rod 14 is provided with an external thread; an adjusting sleeve 12 is provided in the fixed block 3, and one end of the adjusting sleeve 12 is limited by a retaining ring 14 to the fixed block 3, and the inner hole of the adjusting sleeve 12 is matched and connected with the external thread section of the plate alignment adjusting rod 14.

[0020] A height adjustment rod 8 is provided between the connecting block 7 and the connecting bracket 10. A threaded hole is provided on the upper part of the connecting block 7, and a T-slot is provided on the upper part of the connecting bracket 10. The height adjustment rod 8 is threadedly matched with the connecting block 7, and an annular groove is provided at the end of the height adjustment rod 8 to cooperate and connect with the T-slot of the connecting bracket 10.

[0021] An angle adjustment rod 9 is provided between the fixing rod 4 and the connecting bracket 10 . The angle adjustment rod 9 and the connecting bracket 10 are threadedly connected, and an end of the angle adjustment rod 9 contacts the surface of the fixing rod 4 .

[0022] The wire mesh plate pad 18 is provided with a T-slot, and the connecting bracket 10 is provided with a rectangular slot. The T-slot of the wire mesh plate pad 18 and the rectangular slot of the connecting bracket 10 are provided with a pad connecting rod 17. The wire mesh plate pad 18 and the connecting bracket 10 are connected by a pad connecting rod 17 and a pad fixing nut 18.

[0023] The front end of the connecting bracket 10 is provided with a front and rear adjustment rod 15, which passes through the connecting bracket 10 and is horizontally arranged at the rectangular groove of the connecting bracket 10. A threaded hole is provided on the cushion block connecting rod 17, and the front and rear adjustment rod 15 is threadedly connected with the cushion block connecting rod 17.

[0024] The inner holes where the fixing block 3 , the supporting block 5 , the adjusting block 1 , the connecting block 7 and the connecting rod 6 cooperate are provided with locking grooves.

[0025] The connection block 7 and the connection bracket 10 are connected by T-slot cooperation.

[0026] Here’s how it works:

[0027] 1. This device is fixedly connected to the slider of the printing press through the slider connecting plate 2 and follows the movement of the printing press;

[0028] 2. The alignment adjustment operation is realized through the adjusting block 1, the fixing block 3, the adjusting sleeve 12, the retaining ring 13 and the alignment adjustment rod 14;

[0029] 3. Through the height adjustment rod 8, the angle adjustment rod 9, and the front and rear adjustment rod 15, the device can be conveniently adjusted to suit different printing materials.

[0030] As described above, the present invention can be implemented well, and all changes and modifications made according to the content of the present invention are covered by the scope of protection required by the claims of the present invention.

Claims

1. A printing plate device for a curved screen printing machine, characterized in that: It includes a slider connecting plate, a fixed rod, a fixed block, a support block, a connecting rod, a connecting block, a connecting bracket, a screen printing plate pad and a screen printing plate. The slider connecting plate is fixedly connected to the slider of the printing press. A fixed rod is provided in front of the slider connecting plate, and the middle part of the fixed rod is fixedly connected to the slider connecting plate; a fixed block and two supporting blocks are provided on the fixed rod, the fixed block is fixedly arranged in the middle of the fixed rod, and the two supporting blocks are respectively fixedly arranged on both sides of the fixed block; a connecting rod is provided in the fixed block and the support block, and connecting blocks are provided at both ends of the connecting rod; a connecting bracket is provided in front of the connecting block, a screen plate pad is provided under the connecting bracket, and a screen plate is provided under the screen plate pad; An adjusting block is provided in the middle of the connecting rod, and a plate-aligning adjusting rod is provided between the adjusting block and the fixed block, one end of the plate-aligning adjusting rod is fixedly connected to the adjusting block by a screw, and the other end of the plate-aligning adjusting rod is provided with an external thread; an adjusting sleeve is provided in the fixed block, one end of the adjusting sleeve is limited by a retaining ring with the fixed block, and the inner hole of the adjusting sleeve is matched and connected with the external thread section of the plate-aligning adjusting rod; A height adjustment rod is provided between the connection block and the connection bracket, a threaded hole is provided on the upper part of the connection block, a T-slot is provided on the upper part of the connection bracket, the height adjustment rod is threadedly matched with the connection block, and an annular groove is provided at the end of the height adjustment rod to match and connect with the T-slot of the connection bracket; An angle adjustment rod is provided between the fixing rod and the connecting bracket, the angle adjustment rod and the connecting bracket are threadedly connected, and the end of the angle adjustment rod is in contact with the surface of the fixing rod; A front and rear adjustment rod is provided at the front end of the connecting bracket. The front and rear adjustment rod passes through the connecting bracket and is horizontally arranged at the rectangular groove of the connecting bracket. A threaded hole is provided on the cushion block connecting rod. The front and rear adjustment rod is threadedly connected with the cushion block connecting rod.

2. The printing plate device for a curved screen printer according to claim 1, characterized in that: The wire mesh plate pad is provided with a T-slot, the connecting bracket is provided with a rectangular slot, the T-slot of the wire mesh plate pad and the rectangular slot of the connecting bracket are provided with pad connecting rods, and the wire mesh plate pad and the connecting bracket are connected by pad connecting rods and pad fixing nuts.

3. The printing plate device for a curved screen printing machine according to claim 1, characterized in that: The inner holes of the fixing block, the supporting block, the adjusting block, the connecting block and the connecting rod are provided with locking grooves and are locked by bolts.

4. The printing plate device for a curved screen printer according to claim 1, characterized in that: The connection block and the connection bracket are connected by T-shaped slots. The connection block is provided with a T-shaped slot, and the connection bracket is provided with a T-shaped boss.

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