Positioning structure of gravure proofing instrument

Abstract

The utility model belongs to the technical field of gravure proofing, and particularly relates to a positioning structure of a gravure proofing instrument, which comprises a rack, a conveyor belt arranged at the top of the rack, a proofing mechanism main body arranged in the middle of the top of the conveyor belt on the rack, a limit rod arranged on one side of the proofing mechanism main body on the rack, and a guide plate arranged on the outer surface of the limit rod. A roller is arranged in the middle of one side of the guide plate, a positioning plate is arranged on the outer surface of the roller, and a screw is arranged in the middle of the front of the positioning plate. Through mutual cooperation of the guide plate, the positioning plate, the screw rod and the knob, the proofing instrument has a structure for positioning a printed product, the problem of segregation of the printed product in the printing process of the proofing instrument is avoided, and through mutual cooperation of the drying box, the filter screen, the motor, the fan blades, the heating pipe, the partition plate and the air outlet, the printing quality of the printed product is improved. The problem that printing ink on a printed product is dried too slowly, and printed characters and pictures become paste in the moving process is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the intaglio proofing technical field, concretely to a positioning structure of intaglio proofing instrument. BACKGROUND

[0002] The intaglio proofing machine is specially designed and manufactured for the proofing of intaglio roller, is used for the inspection and identification of the plate making quality of the intaglio roller engraved by electronic or chemical etching, color management and sample making, and can adapt to the user's requirement of ordering different specifications of proofing length and diameter, the machine has the automatic operation function of single proofing process, adopts the hydraulic automatic control system, is respectively control printing drum transfer and pressure regulation, mounting plate platform advance and retreat engagement, sample length can select printing drum transfer one week or half week operation The machine has plate roller clamping and running, scraper operation and pressure regulation pneumatic control device, and printing drum positioning, photoelectric focusing lens, display screen and plate roller positioning fine adjustment device, guaranteeing the transfer effect and color registration accuracy;

[0003] The existing patent number CN211106168U discloses an intaglio proofing device, which comprises a box body and a printing roller, the printing roller is located in the inside of the box body, a slot is formed in the inside of the box body, first through slots are formed in the left and right sides of the slot in the inside of the box body, connecting shafts are fixedly installed at the left and right ends of the printing roller, lifting hydraulic machines are fixedly installed on the left and right outer walls of the box body. When the cleaning operation of the printing plate at the device is needed, the double-head hydraulic machine is started, the hydraulic rods at both ends of the double-head hydraulic machine drive the connecting blocks and connecting rods to move, so that the cleaning brush at the bottom of the connecting rod moves on one side of the sliding groove, the cleaning brush cleans the printing plate on the surface of the printing roller, and at the same time, the lifting hydraulic machine is started to drive the hydraulic rod and the limiting block to rise, so that the connecting shafts at both ends of the printing roller rise, the printing plate is closer to the surface of the cleaning brush, and the cleaning degree and efficiency are improved.

[0004] The existing technology has the following problems:

[0005] 1. The existing intaglio proofing instrument does not have a positioning structure for the printed product, which leads to the problem that the printed product is prone to segregation during the printing process, and the printed text and pictures are prone to deviation, which reduces the printing quality and cannot meet the use requirements.

[0006] 2. The existing intaglio proofing instrument is inconvenient for drying the ink just printed, which leads to the problem that the ink on the printed product dries too slowly, causing the printed text and pictures to be prone to smearing during movement, which reduces the test efficiency of the proofing machine and has poor practicality. UTILITY MODEL CONTENTS

[0007] The positioning structure of the gravure proofing instrument solves the problem that the printed product does not have a positioning structure, which leads to the printed product to be prone to segregation in the printing process, and further leads to the printed text and pictures to be prone to deviation, and the printed ink to be inconvenient to dry, and further leads to the printed text and pictures to be prone to smearing in movement.

[0008] To achieve the above object, the utility model provides the following technical scheme: a positioning structure of gravure proofing instrument, including frame, the frame top is provided with the conveyer belt, the frame is located the conveyer belt top middle and is provided with the proofing mechanism main part, the frame is located the proofing mechanism main part one side and is provided with the limit rod, the limit rod outer surface is provided with the guide plate, the guide plate one side middle is provided with the rolling bearing, the rolling bearing outer surface is provided with the positioning plate, the positioning plate front surface middle is provided with the screw rod, the screw rod front end is provided with the knob, the screw rod outer surface is provided with the fixed plate, the frame is located the proofing mechanism main part other side and is provided with drying assembly.

[0009] As a preferred technical scheme of the utility model, the guide plate is installed on the limit rod through rotary connection, the number of the guide plates is two groups, and the two groups of guide plates are arranged in correspondence with the middle part of the frame.

[0010] As a preferred technical scheme of the utility model, the fixed plate is provided with a threaded hole matched with the size of the screw rod, the position of the screw rod is arranged in correspondence with the position of the positioning plate, and the positioning plate is installed on the guide plate through rotary connection of the rolling bearing.

[0011] As a preferred technical scheme of the utility model, the drying assembly comprises a drying box, a filter screen is arranged at the top of the drying box, a supporting rod is arranged below the filter screen in the drying box, a motor is arranged at the middle of the bottom of the supporting rod, a rotating shaft is arranged at the output end of the motor, a fan blade is arranged at the bottom end of the rotating shaft, a heating tube is arranged below the drying box, a partition plate is arranged below the heating tube in the drying box, and an air outlet is formed in the bottom of the partition plate.

[0012] As a preferred technical scheme of the utility model, the filter screen is installed on the drying box through fixed connection, and the size of the filter screen is matched with the size of the drying box.

[0013] As a preferred technical scheme of the utility model, the heating tube is installed on the drying box through fixed connection, the size of the heating tube is matched with the size of the drying box, and the position of the heating tube is arranged in correspondence with the position of the fan blade.

[0014] As a preferred technical scheme of the utility model, the number of the air outlets is several groups, the air outlets are arranged in a rectangular array, and the air outlets are integrally arranged with the partition plates.

[0015] Compared with the prior art, the utility model provides a positioning structure of a gravure proofing instrument, which has the following beneficial effects:

[0016] 1. The positioning structure of the gravure proofing instrument, by setting up the guide plate, the positioning plate, the screw rod and the knob, when the printed product moves on the conveyor belt, first, the guide plate is set up to guide it, then the knob is rotated, the screw rod is rotated, and then the positioning plate is moved to adjust the position of the positioning plate, so that it can adapt to printed products of different widths, thereby accurately positioning the printed products of different sizes. This design makes the proofing instrument have a positioning structure for the printed product, avoids the problem of segregation of the printed product during the printing process of the proofing instrument, improves the printing quality, and meets the use requirements.

[0017] 2. The positioning structure of the gravure proofing instrument, by setting up the drying box, the filter screen, the motor, the fan blade, the heating pipe, the partition plate and the air outlet, after printing is completed, first, the motor is started to drive the fan blade to rotate, then the heating pipe is arranged below the fan blade, so that the wind power generated when the fan blade rotates can blow the dry air around the heating pipe through the several groups of air outlets arranged on the partition plate, thereby uniformly blowing the drying operation on the ink just printed on the conveyor belt, so that the ink on the printed product is quickly dried, and finally, the filter screen is arranged to prevent the hot air blown from containing dust and other impurities, which affects the forming effect of the ink. This design avoids the problem that the ink on the printed product dries too slowly, causing the printed text and pictures to become blurred during movement, improves the test efficiency of the proofing machine, and has strong practicality. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the installation structure of the positioning plate of the utility model;

[0020] Figure 3 It is a sectional structure schematic diagram of the drying box of the utility model;

[0021] Figure 4 It is Figure 3 It is an enlarged view of structure A.

[0022] In the figure: 1, rack; 2, conveying belt; 3, proofing mechanism main body; 4, limiting rod; 5, guide plate; 6, roller; 7, positioning plate; 8, screw; 9, knob; 10, fixed plate; 11, drying assembly; 111, drying box; 112, filter screen; 113, supporting rod; 114, motor; 115, rotating shaft; 116, fan blade; 117, heating tube; 118, partition; 119, air outlet. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] With reference to Figure 1 and Figure 2 , the utility model provides an embodiment: a positioning structure of intaglio proofing instrument, including rack 1, rack 1 top is provided with conveying belt 2, rack 1 is located in the middle of conveying belt 2 top and is provided with proofing mechanism main body 3, rack 1 is located in one side proofing mechanism main body 3 and is provided with limiting rod 4, limiting rod 4 outer surface is provided with guide plate 5, guide plate 5 one side middle is provided with roller 6, roller 6 outer surface is provided with positioning plate 7, positioning plate 7 front middle is provided with screw 8, screw 8 front end is provided with knob 9, screw 8 outer surface is provided with fixed plate 10, rack 1 is located in the other side proofing mechanism main body 3 and is provided with drying assembly 11;Fixed plate 10 is opened with the screw thread hole of the size of screw 8 is adapted, and the position of screw 8 and the position of positioning plate 7 are correspondingly arranged, and positioning plate 7 is rotatably connected and installed on guide plate 5 through roller 6;

[0025] Specifically: it is convenient to rotate knob 9, make screw 8 rotate, and then push positioning plate 7 to move, adjust the position of positioning plate 7, make it adapt to different width printing products, so that the printing products of different sizes are accurately positioned.

[0026] With reference to Figure 1 and Figure 2 , guide plate 5 is rotatably connected and installed on limiting rod 4, and the number of guide plate 5 is two groups, and the two groups of guide plate 5 are correspondingly arranged at the middle of rack 1.

[0027] Specifically: it is convenient to support and limit guide plate 5, improve the stability when guide plate 5 rotates, and guide the printing products on conveying belt 2 when the printing products move.

[0028] With reference to Figure 1 ,Figure 3 and Figure 4 The drying assembly 11 comprises a drying box 111, a filter screen 112 is arranged at the top of the inside of the drying box 111, a supporting rod 113 is arranged below the filter screen 112, a motor 114 is arranged at the middle of the bottom of the supporting rod 113, a rotating shaft 115 is arranged at the output end of the motor 114, a fan blade 116 is arranged at the bottom end of the rotating shaft 115, a heating tube 117 is arranged below the inside of the drying box 111, a partition plate 118 is arranged below the heating tube 117, and an air outlet 119 is formed in the bottom of the partition plate 118; the filter screen 112 is installed on the drying box 111 in a fixed connection mode, and the size of the filter screen 112 is matched with the size of the drying box 111.

[0029] Specifically, the filter screen 112 is arranged to prevent the hot air from carrying dust and other impurities, so as to affect the forming effect of the ink.

[0030] Reference Figure 3 and Figure 4 The heating tube 117 is installed on the drying box 111 in a fixed connection mode, the size of the heating tube 117 is matched with the size of the drying box 111, and the position of the heating tube 117 is arranged to correspond to the position of the fan blade 116; the air outlet 119 is arranged in a plurality of groups, the air outlet 119 is arranged in a rectangular array, and the air outlet 119 is arranged in an integrated mode with the partition plate 118.

[0031] Specifically, the air around the heating tube 117 can be blown out uniformly through the plurality of groups of air outlets 119 arranged on the partition plate 118, so as to dry the air roasted around the heating tube 117, and the ink printed on the conveying belt 2 is subjected to the drying operation, so that the ink on the printed product is dried quickly.

[0032] It should be noted that (the conveying belt 2, the sample printing mechanism body 3, the motor 114 and the heating tube 117) are well known or can be known to those skilled in the art, and therefore will not be described here.

[0033] The working principle and use process of the utility model are as follows: when the printed product moves on the conveying belt 2, the guiding plate 5 arranged on the limiting rod 4 is used to guide the printed product, then the knob 9 is rotated, the screw rod 8 on the fixed plate 10 is rotated, the positioning plate 7 on the roller shaft 6 is moved, the position of the positioning plate 7 is adjusted, the positioning plate 7 is adapted to printed products of different widths, and the printed products of different sizes are subjected to the precise positioning operation.

[0034] After the printing is finished, firstly, the motor 114 on the supporting rod 113 is started to drive the fan blade 116 on the rotating shaft 115 to rotate, then the heating tube 117 inside the drying box 111 is arranged below the fan blade 116, so that the dry air roasted around the heating tube 117 can be uniformly blown out through the several groups of air outlets 119 arranged on the partition plate 118 when the fan blade 116 rotates, the ink just printed on the conveying belt 2 is dried, so that the ink on the printed product is quickly dried, finally the filter screen 112 arranged in the drying assembly 11 prevents the blown hot air from containing dust and other impurities, which affects the forming effect of the ink.

[0035] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application are described in detail, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the scope of protection of the present application.

Claims

1. A positioning structure for a gravure proofer comprising a frame (1), characterized in that: The rack (1) top is provided with a conveyor belt (2), the rack (1) is located in the middle of the conveyor belt (2) top is provided with a proofing mechanism body (3), the rack (1) is located on one side of the proofing mechanism body (3) is provided with a limit rod (4), the limit rod (4) outer surface is provided with a guide plate (5), one side of the guide plate (5) is provided with a roller (6), the roller (6) outer surface is provided with a positioning plate (7), the positioning plate (7) front side is provided with a screw rod (8), the screw rod (8) front end is provided with a knob (9), the screw rod (8) outer surface is provided with a fixed plate (10), the rack (1) is located on the other side of the proofing mechanism body (3) is provided with a drying assembly (11).

2. The positioning structure of a gravure proofing apparatus according to claim 1, wherein: The guide plate (5) is rotatably connected to the limit rod (4), and the guide plate (5) is provided with two groups, and the two groups of guide plates (5) are arranged corresponding to the middle of the rack (1).

3. The positioning structure of a gravure proofing apparatus according to claim 1, wherein: The fixed plate (10) is provided with a threaded hole matched with the size of the screw rod (8), the position of the screw rod (8) corresponds to the position of the positioning plate (7), and the positioning plate (7) is rotatably connected to the guide plate (5) through the roller (6).

4. The positioning structure of a gravure proofing apparatus according to claim 1, wherein: The drying assembly (11) comprises a drying box (111), a filter screen (112) is arranged at the top of the drying box (111), a supporting rod (113) is arranged below the filter screen (112), a motor (114) is arranged at the bottom of the supporting rod (113), a rotating shaft (115) is arranged at the output end of the motor (114), a fan blade (116) is arranged at the bottom end of the rotating shaft (115), a heating tube (117) is arranged below the drying box (111), a partition plate (118) is arranged below the heating tube (117), and an air outlet (119) is formed in the bottom of the partition plate (118).

5. A register structure for a photogravure proofer as claimed in claim 4, wherein: The filter screen (112) is fixedly connected to the drying box (111), and the size of the filter screen (112) is matched with the size of the drying box (111).

6. The positioning structure of a gravure proofer according to claim 4, wherein: The heating tube (117) is fixedly connected to the drying box (111), and the size of the heating tube (117) is matched with the size of the drying box (111), and the position of the heating tube (117) corresponds to the position of the fan blade (116).

7. The positioning structure of a gravure proofer according to claim 4, wherein: The number of air outlets (119) is several groups, the air outlets (119) are arranged in a rectangular array, and the air outlets (119) and the partition plate (118) are integrally arranged.

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