阅读说明：本技术 一种印刷品胶面印刷剥离复合设备 (Printed matter rubber surface printing stripping compound equipment ) 是由 李小超 于 2021-07-22 设计创作，主要内容包括：本发明公开了一种印刷品胶面印刷剥离复合设备,其结构包括上滚筒、涂墨器、下滚筒、叼牙器,上滚筒上端贴合有涂墨器,下滚筒活动配合在上滚筒下方,叼牙器安装在上滚筒与下滚筒之间前方；本发明的上滚筒,可以在上滚筒与下滚筒旋转着对纸张进行印刷的同时,通过第一外滚套的入气孔与拨气板将空气吸入到中套后,再从第二外滚套喷出到凸起结构的印刷块缝隙之间,令粘着在印刷块表面的纸张剥离,防止出现卷曲和褶皱等情况,避免了造成后续的成品不合格,本发明的中套,可以保持重心始终稳定,避免中套通过滚珠在内滚套表面滑动时,角度发生较大变化,保持过气块进气与出气的角度位置,令过气块喷出气体后,剥离的纸张能够及时被叼牙器接收走。(The invention discloses printing and stripping composite equipment for a rubber surface of a printed matter, which structurally comprises an upper roller, an ink applicator, a lower roller and a gripper, wherein the ink applicator is attached to the upper end of the upper roller, the lower roller is movably matched with the lower part of the upper roller, and the gripper is arranged in front between the upper roller and the lower roller; the upper roller can suck air into the middle sleeve through the air inlet hole of the first outer roller sleeve and the air stirring plate and then spray the air out of the middle sleeve to the space between the printing block gaps of the convex structures while the upper roller and the lower roller rotate to print paper, so that the paper adhered to the surface of the printing block is peeled off, the conditions of curling, wrinkling and the like are prevented, and the subsequent finished product is prevented from being unqualified.)

1. The utility model provides a presswork offset printing peels off combination equipment which the structure includes cylinder (1), scribbles china ink ware (2), lower cylinder (3), gripper (4), its characterized in that:

the upper end of the upper roller (1) is attached with an ink coating device (2), the lower roller (3) is movably matched below the upper roller (1), and the gripper (4) is arranged in front between the upper roller (1) and the lower roller (3);

go up cylinder (1) and constitute by pivot (11), cylinder (12), printing block (13), pivot (11) welded connection is in cylinder (12) center, printing block (13) embedded solid is connected on cylinder (12) surface.

2. The offset printing and stripping compound equipment for the presswork according to claim 1, characterized in that: the roller (12) consists of an inner roller (121), a first outer roller (122), a middle sleeve (123) and a second outer roller (124), the first outer roller (122) is connected to the outer side of the inner roller (121) in a welding mode, the middle sleeve (123) is movably matched with the surface of the inner roller (121), and the second outer roller (124) is connected to the outer side of the inner roller (121) in a welding mode.

3. The offset printing and stripping compound equipment for the presswork according to claim 2, characterized in that: the first outer rolling sleeve (122) is composed of a first outer sleeve body (221), air inlet holes (222) and air distribution plates (223), the air inlet holes (222) and the air distribution plates (223) are provided with a plurality of air inlet holes, the air inlet holes (222) are formed in the first outer sleeve body (221), the first outer sleeve body (221) and the air inlet holes (222) are of an integrated structure, and the air distribution plates (223) are fixedly connected to the surface of the first outer sleeve body (221).

4. The offset printing and stripping compound equipment for the presswork according to claim 2, characterized in that: the second outer roller sleeve (124) comprises a second outer sleeve body (241), a connecting sleeve (242), an air inlet (243) and an air vent (244), the connecting sleeve (242) is fixedly connected to the surface of the second outer sleeve body (241), the air inlet (243) is arranged inside the second outer sleeve body (241), the air inlet (243) and the second outer sleeve body (241) are of an integrated structure, the air vent (244) is arranged inside the connecting sleeve (242), and the air vent (244) and the connecting sleeve (242) are of an integrated structure.

5. The offset printing and stripping compound equipment for the presswork according to claim 2, characterized in that: well cover (123) comprise block (231), fixed angle piece (233), ball (234), gas piece (235), fixed angle piece (233) are embedded and are connected in block (231) lower extreme, ball (234) activity block is inside block (231), gas piece (235) welded connection is in block (231) top.

6. The offset printing and stripping compound equipment for the presswork according to claim 5, wherein: the air passing block (235) is composed of a shell (351), an air passing cavity (352) and an air closing plate (353), the air passing cavity (352) is arranged inside the shell (351), the shell (351) and the air passing cavity (352) are of an integrated structure, and the air closing plate (353) is fixedly connected to the rear end surface of the shell (351).

7. The offset printing and stripping compound equipment for the presswork according to claim 6, wherein: the air-tight plate (353) is composed of an inner frame (531), a plate body (532) and a sliding block (533), the inner frame (531) is fixedly connected inside the plate body (532), and the sliding block (533) is fixedly connected on the outer side of the plate body (532).

Technical Field

The invention relates to the technical field of printing, in particular to a printed matter offset printing stripping compound device.

Background

The offset press is one of offset presses, when in printing, printing pictures and texts are firstly printed on a rubber cylinder from a printing plate and then are transferred onto paper by the rubber cylinder, the offset press can be divided into a single-color, double-color, four-color and multi-color press according to the printing color number completed by one-time paper feeding, and can be divided into a small offset press, a six-opening, four-opening, split-opening and full-sheet press according to the maximum breadth of the paper to be printed, and in addition, the double-sided press which can simultaneously complete two-sided printing by one-time paper feeding exists in the prior art, but the prior art has the following defects:

after the paper is printed by the rubber cylinder, the paper needs to be held by grippers of a subsequent cylinder to be separated from the rubber cylinder, ink on the printing plate is used as a medium to adhere the paper on the surface of the rubber cylinder with strong adhesive force, when the paper is stripped from the rubber cylinder, the trailing tip of the paper is easy to curl and is not adhered to the impression cylinder, and the subsequent finished product is unqualified.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide printing product offset printing stripping compound equipment to solve the problems in the prior art.

In order to achieve the purpose, the invention is realized by the following technical scheme: a printing product rubber surface printing stripping composite device structurally comprises an upper roller, an ink applicator, a lower roller and a gripper, wherein the ink applicator is attached to the upper end of the upper roller, the lower roller is movably matched with the lower part of the upper roller, and the gripper is arranged in front between the upper roller and the lower roller;

go up the cylinder by pivot, cylinder, printing block group one-tenth, pivot welded connection is at the cylinder center, the printing block is protruding structure rubber material, the printing block is connected on the cylinder surface in an embedded manner.

The invention is further improved, the roller consists of an inner roller, a first outer roller, a middle roller and a second outer roller, the first outer roller is welded and connected on the outer side of the inner roller, the middle roller is movably matched on the surface of the inner roller, and the second outer roller is welded and connected on the outer side of the inner roller.

The invention is further improved, the first outer rolling sleeve is composed of a first outer sleeve body, a plurality of air inlet holes and a plurality of air shifting plates, the air inlet holes are of an anticlockwise arc-shaped hollow structure with wider outer sides, the air inlet holes are formed in the first outer sleeve body, the first outer sleeve body and the air inlet holes are of an integrated structure, the air shifting plates are of a long strip arc-shaped structure, and the air shifting plates are fixedly connected to the surface of the first outer sleeve body in an embedded mode.

The invention is further improved, the second outer rolling sleeve consists of a second outer sleeve body, a connecting sleeve, an air inlet and an air vent, the connecting sleeve is made of rubber, the connecting sleeve is embedded and fixedly connected on the surface of the second outer sleeve body, the air inlet is arranged in the second outer sleeve body, the air inlet and the second outer sleeve body are of an integrated structure, the air vent is of a clockwise arc hollow structure with a narrower outer side, the air vent is arranged in the connecting sleeve, and the air vent and the connecting sleeve are of an integrated structure.

The invention is further improved, the middle sleeve is composed of a block body, a fixed angle block, a ball and a gas passing block, the fixed angle block is made of high-specific-gravity tungsten alloy materials, the fixed angle block is fixedly embedded at the lower end of the block body, the ball is movably clamped in the block body, and the gas passing block is connected above the block body in a welding mode.

The invention is further improved, the air passing block consists of a shell, an air passing cavity and an air closing plate, the air passing cavity is a hollow structure with a wider rear end and a narrower front end, the air passing cavity is arranged in the shell, the shell and the air passing cavity are of an integrated structure, and the air closing plate is fixedly connected to the surface of the rear end of the shell in an embedded mode.

The invention is further improved, the air-tight plate consists of an inner frame, a plate body and a slide block, wherein the inner frame is made of spring steel, the plate body is of a nylon strip triangular structure, the inner frame is fixedly connected inside the plate body, the slide block is made of boron nitride, and the slide block is fixedly connected outside the plate body.

According to the technical scheme, the printing and stripping compound equipment for the rubber surface of the printed matter has the following beneficial effects:

the upper roller can suck air into the middle sleeve through the air inlet hole of the first outer roller sleeve and the air stirring plate and then spray the air out of the second outer roller sleeve to the space between the printing block gaps of the convex structures while the upper roller and the lower roller rotate to print paper, so that the paper adhered to the surfaces of the printing blocks is peeled off, the conditions of curling, wrinkling and the like are prevented, and the subsequent unqualified finished products are avoided.

The middle sleeve can keep the center of gravity stable all the time, avoids the large change of the angle when the middle sleeve slides on the surface of the inner rolling sleeve through the ball, keeps the air inlet and outlet angle positions of the air passing block, and ensures that stripped paper can be timely received by the gripper after the air passing block sprays air.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a printing product offset printing stripping compound device according to the present invention;

FIG. 2 is a front view of the upper roller of the present invention;

FIG. 3 is a left sectional structural diagram of the roller of the present invention;

FIG. 4 is a left enlarged and sectioned structural schematic view of the first outer roller of the present invention;

FIG. 5 is a left-side cut-away schematic structural view of a second outer roller of the present invention;

FIG. 6 is a left-side view sectional structural diagram of the present invention;

FIG. 7 is a left-side cut-away schematic structural view of the air-passing block of the present invention;

fig. 8 is a left-side cut-away structural schematic diagram of the air-closing plate of the invention.

In the figure: the printing device comprises an upper roller-1, an ink applicator-2, a lower roller-3, a gripper-4, a rotating shaft-11, a roller-12, a printing block-13, an inner roller-121, a first outer roller-122, a middle sleeve-123, a second outer roller-124, a first outer sleeve-221, an air inlet-222, an air poking plate-223, a second outer sleeve-241, a connecting sleeve-242, an air inlet-243, an air jet hole-244, a block-231, a fixed angle block-233, a ball-234, an air passing block-235, a shell-351, an air passing cavity-352, an air closing plate-353, an inner frame-531, a plate body-532 and a slide block-533.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

The first embodiment is as follows: referring to fig. 1-5, the embodiments of the present invention are as follows:

the invention provides printing product rubber surface printing stripping compound equipment which structurally comprises an upper roller 1, an ink applicator 2, a lower roller 3 and a gripper 4, wherein the ink applicator 2 is attached to the upper end of the upper roller 1, the lower roller 3 is movably matched with the lower part of the upper roller 1, and the gripper 4 is arranged in front between the upper roller 1 and the lower roller 3.

Go up cylinder 1 and constitute by pivot 11, cylinder 12, printing piece 13, 11 welded connection in cylinder 12 centers in the pivot, printing piece 13 is protruding structure rubber material, printing piece 13 is embedded solid and is connected on cylinder 12 surfaces, protruding structure rubber material printing piece 13 can use pivot 11 when rotatory as the center at cylinder 12, contacts with the ware of scribbling 2 of the laminating of 1 upper end of last cylinder, paints printing ink, shifts printing ink to the paper surface.

The roller 12 is composed of an inner roller 121, a first outer roller 122, a middle roller 123 and a second outer roller 124, the first outer roller 122 is welded and connected to the outer side of the inner roller 121, the middle roller 123 is movably matched with the surface of the inner roller 121, and the second outer roller 124 is welded and connected to the outer side of the inner roller 121.

The first outer rolling sleeve 122 is composed of a first outer sleeve 221, an air inlet hole 222 and an air deflector 223, the air inlet hole 222 and the air deflector 223 are provided with a plurality of holes, the air inlet hole 222 is of an outer wide anticlockwise arc-shaped hollow structure, the air inlet hole 222 is arranged inside the first outer sleeve 221, the first outer sleeve 221 and the air inlet hole 222 are of an integrated structure, the air deflector 223 is of a long arc-shaped structure, the air deflector 223 is fixedly connected to the surface of the first outer sleeve 221 in an embedded mode, the air inlet hole 222 can easily suck external air when the first outer sleeve 221 rotates along with the inner rolling sleeve 121, and the air deflector 223 of the long arc-shaped structure can increase the air suction efficiency of the air inlet hole 222 when the first outer sleeve 221 rotates.

The second outer rolling sleeve 124 is composed of a second outer sleeve body 241, a connecting sleeve 242, an air inlet 243 and an air vent 244, the connecting sleeve 242 is made of rubber, the connecting sleeve 242 is fixedly connected to the surface of the second outer sleeve body 241, the air inlet 243 is arranged inside the second outer sleeve body 241, the air inlet 243 and the second outer sleeve body 241 are of an integrated structure, the air vent 244 is of a narrow clockwise circular arc hollow structure on the outer side, the air vent 244 is arranged inside the connecting sleeve 242 and is of an integrated structure with the connecting sleeve 244, the connecting sleeve 242 made of rubber can reduce the vibration transmitted to the printing block 13, the printed finished product is clearer, the air vent 244 can slightly pressurize the air passing through the air inlet 243 of the second outer sleeve body 241 and is ejected between the gaps of the printing block 13 of the protruding structure at the angle of the clockwise circular arc, the paper adhered to the surface of the printing block 13 is peeled off, so that the conditions of curling, wrinkling and the like are prevented, and the subsequent unqualified finished products are avoided.

Based on the above embodiment, the specific working principle is as follows:

the upper roller 1 drives the roller 12 to drive the printing block 13 to rotate through the rotating shaft 11, the printing block 13 made of rubber with a convex structure coats ink after passing through the ink coater 2, after the paper is conveyed between the upper roller 1 and the lower roller 3, the printing block 13 coated with the ink prints the content, the printed paper is gripped and transferred by the gripper 4, the rotating shaft 11 drives the inner roller 121, the first outer roller 122 and the second outer roller 124 to rotate anticlockwise, a plurality of air inlet holes 222 with a wider anticlockwise arc-shaped hollow structure are arranged in the first outer sleeve 221, the air inlet holes 222 can easily suck external air, a plurality of air deflector plates 223 with a strip arc-shaped structure can increase the air suction efficiency of the air inlet holes 222 when the first outer sleeve 221 rotates, the sucked air is sprayed on the inner side of the second outer roller 124 after passing through the middle sleeve 123, and enters the air injection holes 244 arranged in the connecting sleeve 242 from the air inlet 243, the gas injection hole 244 with the narrow clockwise circular arc hollow structure on the outer side can slightly pressurize gas passing through the gas inlet 243 of the second outer sleeve body 241, and then the gas is injected between the gaps of the printing blocks 13 with the protruding structure at the angle of the clockwise circular arc, so that paper adhered to the surfaces of the printing blocks 13 is peeled off, the situations of curling, wrinkling and the like are prevented, the subsequent unqualified finished products are avoided, the connecting sleeve 242 made of rubber can reduce the vibration transmitted to the printing blocks 13, and the printed finished products are clearer.

Example two: referring to fig. 6-8, the embodiment of the present invention is as follows:

the invention provides printing product rubber surface printing stripping compound equipment, wherein a middle sleeve 123 consists of a block 231, a fixed corner block 233, a ball 234 and an air passing block 235, the fixed corner block 233 is made of high specific gravity tungsten alloy, the fixed corner block 233 is fixedly embedded at the lower end of the block 231, the ball 234 is movably clamped in the block 231, the air passing block 235 is welded above the block 231, the fixed corner block 233 which is fixedly embedded at the lower end of the block 231 and made of high specific gravity tungsten alloy can keep the center of gravity of the middle sleeve 123 stable all the time, and the large change of the angle when the middle sleeve 123 slides on the surface of an inner roller sleeve 121 through the ball 234 is avoided.

The air passing block 235 comprises a housing 351, an air passing cavity 352 and an air closing plate 353, wherein the air passing cavity 352 has a hollow structure with a wider rear end and a narrower front end, the air passing cavity 352 is arranged inside the housing 351, the housing 351 and the air passing cavity 352 are integrated, the air closing plate 353 is fixedly connected to the surface of the rear end of the housing 351, and the air passing cavity 352 has a hollow structure with a wider rear end and a narrower front end, so that air sucked by the first outer roller sleeve 122 can be concentrated to the front end and can be discharged to the second outer roller sleeve 124 at a higher speed.

The gas-tight plate 353 comprises an inner frame 531, a plate body 532 and a slider 533, wherein the inner frame 531 is made of spring steel, the plate body 532 is of a nylon strip triangular structure, the inner frame 531 is fixedly connected inside the plate body 532, the slider 533 is made of boron nitride, the slider 533 is fixedly connected outside the plate body 532, the inner frame 531 made of spring steel can eject the plate body 532 of the nylon strip triangular structure inside the gas inlet 222 when the plate body 532 is matched with the gas inlet 222, gas can smoothly enter the gas passing cavity 352 of the gas passing block 235, the gas is prevented from flowing to the surface of the middle sleeve 123 in a mess manner, the rotation of the first outer rolling sleeve 122 and the second outer rolling sleeve 124 is influenced, the boron nitride material is fixedly connected outside the plate body 532, and the friction of the gas-tight plate 353 on the inner walls of the first outer rolling sleeve 122 and the second outer rolling sleeve 124 can be reduced by the slider 533.

Based on the above embodiment, the specific working principle is as follows:

the fixed angle block 233 fixedly connected to the lower end of the block 231 and made of high specific gravity tungsten alloy can keep the center of gravity of the middle sleeve 123 stable all the time, so as to prevent the middle sleeve 123 from changing greatly in angle of the air passing block 235 when sliding on the surface of the inner roller 121 through the ball 234, when the first outer roller 122 passes through the rear end of the housing 351, the air holes 222 of the part suck air into the air passing cavity 352 with a wider rear end and a narrower front end, the sucked air is concentrated to the front end by the air passing cavity 352 and is discharged to the corresponding part of the second outer roller 124 at a higher speed, the air ejected from the second outer roller 124 is stripped to make the paper be received by the gripper 4 in time, when the air closing plate 353 contacts with the first outer roller 122, the inner frame 531 made of spring steel can be matched with the air inlet hole 222 on the plate 532 to eject the plate 532 of nylon material strip structure into the air inlet hole 222, the gas can smoothly enter the gas passing cavity 352 of the gas passing block 235, so that the gas is prevented from flowing to the surface of the middle sleeve 123 in a turbulent manner to influence the rotation of the first outer roller 122 and the second outer roller 124, and the sliding block 533 which is embedded and fixedly connected with the outer side of the plate body 532 and made of boron nitride can reduce the friction force of the gas closing plate 353 on the inner walls of the first outer roller 122 and the second outer roller 124.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.