CN219076838U

CN219076838U - Code-spraying offset press with flattening and compacting device

Info

Publication number: CN219076838U
Application number: CN202223277336.1U
Authority: CN
Inventors: 朴英敏; 陈�光; 邹治国; 王俣焜; 于雪娇; 蒋宏洋
Original assignee: Masterwork Group Co Ltd
Current assignee: Masterwork Group Co Ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-05-26
Anticipated expiration: 2032-12-07

Abstract

The utility model provides a code-spraying offset press with a flattening and compressing device, wherein a fixing part is detachably arranged on the offset press, a plurality of compressing assemblies are arranged on the fixing part, a spray head of the code-spraying device is positioned between any two compressing assemblies which are oppositely arranged, the two compressing assemblies which are oppositely arranged are used for flattening a substrate to be printed, and when the substrate to be printed is positioned below the spray head, the compressing assemblies apply pressure on the outer wall of a conveying roller to the substrate. The offset printing machine capable of spraying codes with the flattening and compressing device has the advantages that the roller is used for conveying base materials, the compressing assemblies are follow-up wheels and used for compressing and pasting the base materials with the roller, the code spraying device is ensured to spray codes, meanwhile, the two compressing assemblies are oppositely arranged, an angle is arranged between each compressing assembly and the code spraying device and used for flattening the base materials, the relative position of the code spraying device is ensured to be accurate, the offset printing machine is simple in structure and easy to realize, the reliability is high, the cost of the offset printing machine is low, the construction period is short, and the offset printing machine is easy to popularize.

Description

Code-spraying offset press with flattening and compacting device

Technical Field

The utility model belongs to the field of offset printing code spraying, and particularly relates to a code spraying offset printing machine with a flattening and compacting device.

Background

Offset presses are one type of lithographic printing press in which the printed image is first printed from a plate onto a blanket cylinder and then transferred from the blanket cylinder to the paper. The offset press is different according to the paper feeding mode, can divide into sheet-fed offset press and web offset press, after the offset press is accomplished the printing, some products need carry out continuous spouting the sign indicating number, so need install prior art's spouting a yard device additional on offset press's conveying cylinder, spout the sign indicating number to the product that the printing is accomplished, in actual operation, cylinder outer wall and product can not be followed, cause the product to wait to spout the surface fluctuation of sign indicating number to be unstable, need adsorb the location to the product, just so need carry out processing transformation with original conveying cylinder, transformation cost is great, and dismantle the part damage that the original accessory caused the offset press easily, the maintenance is inconvenient.

Disclosure of Invention

In view of the above, the utility model aims to provide a code-spraying offset press with a flattening and compacting device, so as to solve the problems that the offset press in the prior art is complex in structure and difficult to realize due to the additional installation of the code-spraying device.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a code-spraying offset press with a flattening and compacting device, wherein a fixing part is detachably arranged on the offset press, and a plurality of compacting components are arranged on the fixing part; the spray heads of the code spraying device are positioned between any two oppositely arranged compression assemblies, the central line spacing of the two oppositely arranged compression assemblies is gradually increased along the conveying direction of the base material, and the spray heads are used for flattening the base material to be sprayed; when the base material to be jet printed is positioned below the spray head, the pressing component applies pressure to the outer wall of the conveying roller to the base material.

Further, the fixed part is square pipe or pipe, and the both ends of fixed part can be dismantled and be connected to offset press's both sides wall, and every compression component all can follow the axial slip of fixed part.

Further, a base plate is arranged below the code spraying device, the lower end face of the base plate is lower than the lower end face of the spray head of the code spraying device, and the base plate is used for preventing a base material to be sprayed from being contacted with the spray head.

Further, the backing plate is a U-shaped sheet metal piece, two backing plates are arranged below the code spraying device and are arranged in parallel, and the two backing plates are respectively located on two sides of the spray head.

Further, every compresses tightly the subassembly and includes fixed block, extension board and pinch roller, and the fixed block middle part is equipped with the slide hole, and the fixed part periphery is located the slide hole, and the fixed block lateral wall is equipped with the bolt hole, and the bolt hole communicates to the slide hole, installs the locking bolt in the bolt hole, and the one end butt of locking bolt is to the periphery of fixed part, and the one end of fixed block is rotated through the extension board and is cup jointed the pinch roller, and the peripheral roll connection of pinch roller is to the top of waiting to spout the substrate of seal.

Further, the periphery of the pinch roller is rotationally sleeved to the lower end of the wheel seat, a supporting rod is arranged at the upper end of the wheel seat, a first through hole is formed in one end of the supporting plate, the periphery of the supporting rod is located in the first through hole, the upper end of the supporting rod is connected to the upper end of the supporting plate in a clamping mode through a locking nut, a compression spring is arranged on the periphery of the supporting rod, and two ends of the compression spring are respectively and fixedly connected to the lower end of the supporting plate and the upper end of the wheel seat.

Further, the number of the compressing assemblies is two, and an angle is arranged between each compressing assembly and the code spraying device.

Further, the wheel seat comprises a seat body and a swinging rod, the cross section of the seat body is of an inverted U-shaped structure, the upper end of the seat body is fixedly connected to the lower end of the supporting rod, the middle of the swinging rod is hinged to the side wall of the seat body, two ends of the swinging rod are respectively and rotatably sleeved with a pressing wheel, each pressing wheel is provided with a hanging spring, each hanging spring is located on the periphery of one hanging shaft, the upper end of each hanging shaft is fixedly connected to the upper end of the seat body, the lower end of each hanging shaft is connected to the lower end of the swinging rod in a contacting mode, and two ends of each hanging spring are respectively and fixedly connected to the upper end of the seat body and the upper side of the swinging rod.

Furthermore, the periphery of each pinch roller is provided with a ring groove, the periphery of the synchronous belt is positioned in the ring groove, and the periphery of the two pinch rollers forms a synchronous transmission structure through the synchronous belt.

Compared with the prior art, the offset printing machine with the flattening and compacting device has the following beneficial effects:

(1) The utility model relates to a code spraying offset press with a flattening and compacting device, wherein a roller is used for conveying a substrate to be sprayed and printed, a compacting component is a follower wheel and is used for compacting and pasting the substrate to be sprayed and printed with the roller, so that the code spraying device is ensured to spray codes, meanwhile, two compacting components are oppositely arranged, an angle is arranged between each compacting component and the code spraying device and is used for leveling the substrate to be sprayed and printed, so that the substrate and the roller are pasted, and the relative position of code spraying is ensured to be accurate.

(2) The utility model relates to a code-spraying offset press with a flattening and compacting device, wherein a lower backing plate of the code-spraying device is used for preventing a substrate to be printed from contacting with a spray head and preventing poor ink spraying or damage to the spray head.

(3) According to the code-spraying offset press with the flattening and compacting device, a worker can forward hang and twist the locking bolt to contact the locking bolt and the fixing part, then slide the fixing block to adjust the relative positions of the pressing wheel on the substrate to be printed and the code-spraying device, and after the structure is adjusted, the worker reversely hang and twist the locking bolt to lock the relative positions of the fixing block, the substrate to be printed and the code-spraying device, so that the code-spraying offset press is suitable for different code-spraying positions.

(4) The utility model relates to a code-spraying offset press with a flattening and compacting device, wherein a lock nut and a supporting rod are matched to adjust the relative heights of a pinch roller and the periphery of a roller so as to be suitable for substrates to be printed with different thicknesses, and a compacting spring is an elastic floating structure of the pinch roller and is used for preventing the damage to the substrates caused by a hard gap between the pinch roller and the roller.

(5) The synchronous belt can form synchronous transmission of two pinch rollers, can increase the contact surface between the compression assembly and the substrate, is made of rubber, and can be adapted to the radian of a roller in a follow-up way.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a offset printing press with a flattening and compacting device according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of an assembly pad of a code spraying device according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a pad according to an embodiment of the present utility model;

FIG. 4 is a schematic structural view of two pressing assemblies disposed on a fixing portion according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a compressing assembly according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of the cooperation of the wheel base and the wheel according to the embodiment of the present utility model;

fig. 7 is a schematic top view of the assembly of the oppositely disposed compressing assemblies on the fixing portion according to the embodiment of the utility model.

Reference numerals illustrate:

1-an offset press; 11-a roller; 2-code spraying device; 21-backing plate; 3-a fixing part; 31-wiring loops; 4-a compacting assembly; 41-fixing blocks; 42-supporting plates; 43-pressing wheel; 44-locking bolt; 45-wheel seat; 451-a base; 452-swing rod; 454-suspension springs; 455-hanging shaft; 46-a strut; 47-hold-down spring; 48-synchronous belt; 5-direction of transport of the substrate.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1-7, a device to be used is arranged above a substrate conveying roller 11 of an offset press 1, the offset press is in the prior art, the embodiment is a code spraying device 2 for spraying and printing a substrate, meanwhile, when a UV lamp used after code spraying dries the substrate, a pressing component can be used at the UV lamp, the action is the same, the UV lamp at the set position is located between any two pressing components 4 arranged oppositely, and the code spraying device and the UV lamp are in the prior art.

A code spraying device 2 for spraying and printing a substrate is arranged above a substrate conveying roller 11 of the offset press 1, a fixing part 3 is detachably arranged on the offset press 1, and a plurality of compacting assemblies 4 are arranged on the fixing part 3; the spray head of the code spraying device 2 is positioned between any two oppositely arranged compression assemblies 4, as shown in fig. 7, the center line spacing B of the two oppositely arranged compression assemblies 4 is gradually increased along the substrate conveying direction 5 and is used for flattening the substrate to be sprayed; when the substrate to be sprayed is positioned below the spray head, the pressing component 4 applies pressure to the outer wall of the conveying roller attached to the substrate, the roller 11 is used for conveying the substrate to be sprayed, the pressing component 4 is a follower wheel and is used for pressing the substrate to be sprayed against the roller 11 to form a paste, the code spraying device 2 is ensured to spray codes, meanwhile, the two pressing components 4 are oppositely arranged, an angle is formed between each pressing component 4 and the code spraying device 2 and is used for leveling the substrate to be sprayed, the substrate is pasted on the roller 11, the relative position of the code spraying device is ensured to be accurate, and the device is simple in structure, easy to realize, high in reliability, low in cost, short in construction period and easy to popularize on the cost offset press 1 and the code spraying device 2.

In order to fix the relative position of the pressing component 4 and reduce the implementation cost, the fixing part 3 is a square tube or a round tube, two ends of the fixing part 3 are detachably connected to two side walls of the offset press 1, each pressing component 4 can slide along the axial direction of the fixing part 3, as shown in fig. 4, two wire loops 31 for limiting the edges of the base material are arranged on the fixing part 3, and the wire loops 31 for limiting the wire loops can be used for fixing the wire loops for external leakage, so that the base material is prevented from tilting and curling.

The lower end face of the base plate 21 is lower than the lower end face of the spray head of the code spraying device 2, as shown in fig. 2 and 3, the base plate 21 is a U-shaped sheet metal piece, fixing personnel can conveniently and fixedly install the base plate, and when the base plate is implemented, the two base plates 21 are arranged below the code spraying device 2, the two base plates 21 are arranged in parallel with each other, the two base plates 21 are respectively located on two sides of the spray head, and the base plates 21 are used for preventing a base material to be sprayed from being contacted with the spray head, so that poor ink spraying or damage to the spray head is prevented.

As shown in fig. 5, each pressing component 4 includes a fixing block 41, a support plate 42 and a pressing wheel 43, a sliding hole is formed in the middle of the fixing block 41, the periphery of the fixing part 3 is located in the sliding hole, a bolt hole is formed in the side wall of the fixing block 41, the bolt hole is communicated to the sliding hole, a locking bolt 44 is installed in the bolt hole, one end of the locking bolt 44 is abutted to the periphery of the fixing part 3, one end of the fixing block 41 is rotatably sleeved with the pressing wheel 43 through the support plate 42, the periphery of the pressing wheel 43 is rotatably connected to the upper side of a substrate to be printed, before the pressing component 4 is used, a worker can forward hang the locking bolt 44 to contact the locking bolt 44 with the fixing part 3, then slide the fixing block 41 to adjust the relative positions of the pressing wheel 43 on the substrate to be printed and the code spraying device 2, and after the structure is adjusted, the worker reversely hangs the locking bolt 44 to lock the relative positions of the fixing block 41, the substrate to be printed and the code spraying device 2, so that different code spraying positions can be applied.

The periphery of the pinch roller 43 is rotationally sleeved to the lower end of the wheel seat 45, a supporting rod 46 is arranged at the upper end of the wheel seat 45, a first through hole is formed in one end of the supporting plate 42, the periphery of the supporting rod 46 is positioned in the first through hole, the upper end of the supporting rod 46 is connected to the upper end of the supporting plate 42 in a clamping mode through a locking nut, a compression spring 47 is arranged on the periphery of the supporting rod 46, two ends of the compression spring 47 are respectively fixedly connected to the lower end of the supporting plate 42 and the upper end of the wheel seat 45, the locking nut and the cooperation of the supporting rod 46 are used for adjusting the relative heights of the pinch roller 43 and the periphery of the roller 11 so as to be suitable for substrates to be printed with different thicknesses, the compression spring 47 is an elastic floating structure of the pinch roller 43, and damage to the substrates caused by hard gaps between the pinch roller 43 and the roller 11 is prevented.

As shown in fig. 6, the wheel seat 45 includes a base body 451, a swinging rod 452 and a third plate 453, the cross section of the base body 451 is in an inverted U-shaped structure, the upper end of the base body 451 is fixedly connected to the lower end of the supporting rod 46, the middle of the swinging rod 452 is hinged to the side wall of the base body 451, two ends of the swinging rod 452 are respectively rotatably sleeved with one pressing wheel 43, each pressing wheel 43 is provided with a suspension spring 454, each suspension spring 454 is located at the periphery of one suspension shaft 455, the upper end of each suspension shaft 455 is fixedly connected to the upper end of the base body 451, the lower end of each suspension shaft 455 is connected to the lower end of the swinging rod 452, two ends of each suspension spring 454 are respectively fixedly connected to the upper end of the base body 451 and the upper side of the swinging rod 452, the periphery of each pressing wheel 43 is provided with a ring groove, the periphery of the synchronous belt 48 is located in the ring groove, the periphery of the two pressing wheels 43 forms a synchronous transmission structure through the synchronous belt 48, the arrangement of the synchronous belt 48 can form synchronous transmission of the two pressing wheels 43, the contact surface of the pressing assembly 4 and the base material can also be increased, and the synchronous belt 48 can adapt to the radian 11 along with the rubber material.

The support plate 42 comprises a first plate body and a second plate body, one end of the first plate body is fixedly connected to the fixed block 41, one end of the second plate body is provided with a first through hole, the other end of the first plate body and the other end of the second plate body are respectively provided with pin holes, the periphery of a pin shaft is respectively positioned in the two pin holes, the upper end of the pin shaft is provided with a press cap, the lower end of the pin shaft is provided with external threads, the pin nut is in threaded connection with the periphery of the pin shaft, the pin nut is used for fixing the relative angle of the first plate body and the second plate body, two oppositely arranged pressing assemblies 4 are used for flattening a substrate to be printed, the opposite direction set up here be first plate body and spout sign indicating number device 2 parallel arrangement, set up an angle A between second plate body and the first plate body, and A is the obtuse angle, two compression components 4 form the structure of an outer eight characters along the direction that the substrate that waits to spout the seal marcing, every gyro wheel rolling direction all forms an angle with the substrate direction of marcing like this, the power of this angle resolvable two directions, the direction is the same with the substrate direction of going on, a force along fixed barrel axial is the direction, two outer eight characters cooperate the gyro wheels can accomplish the flattening of the substrate that waits to spout the seal like this.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a but offset press of code spraying with flattening closing device, offset press (1) substrate conveying cylinder (11) top sets up and is used for spouting the code spraying device (2) of seal substrate, its characterized in that: a fixing part (3) is detachably arranged on the offset press (1), and a plurality of compression assemblies (4) are arranged on the fixing part (3); the spray head of the code spraying device (2) is positioned between any two oppositely arranged compression assemblies (4), the center of each of the two oppositely arranged compression assemblies (4) is spaced along the line, and the distance between the centers of the two oppositely arranged compression assemblies is gradually increased along the conveying direction of the base material, so that the base material to be sprayed is flattened; when the base material to be jet printed is positioned below the spray head, the pressing component (4) applies pressure to the outer wall of the conveying roller attached to the base material.

2. The offset code-jettable printing press with a flattening compaction device of claim 1, wherein: the fixing part (3) is a square tube or a round tube, two ends of the fixing part (3) are detachably connected to two side walls of the offset press (1), and each pressing assembly (4) can slide along the axial direction of the fixing part (3).

3. The offset code-jettable printing press with a flattening compaction device of claim 1, wherein: and a base plate (21) is arranged below the code spraying device (2), the lower end surface of the base plate (21) is lower than the lower end surface of the spray head of the code spraying device (2), and the base plate (21) is used for preventing a base material to be sprayed from being contacted with the spray head.

4. A code-jettable offset printing press with a flattening compaction device according to claim 3, wherein: the backing plate (21) is a U-shaped sheet metal piece, two backing plates (21) are arranged below the code spraying device (2), the two backing plates (21) are arranged in parallel, and the two backing plates (21) are respectively positioned on two sides of the spray head.

5. The offset code-jettable printing press with a flattening compaction device of claim 1, wherein: each compressing assembly (4) comprises a fixed block (41), a support plate (42) and a pressing wheel (43), a sliding hole is formed in the middle of the fixed block (41), the periphery of the fixed block (3) is located in the sliding hole, bolt holes are formed in the side wall of the fixed block (41), the bolt holes are communicated to the sliding hole, locking bolts (44) are installed in the bolt holes, one ends of the locking bolts (44) are abutted to the periphery of the fixed block (3), one ends of the fixed block (41) are rotatably sleeved with the pressing wheel (43) through the support plate (42), and the periphery of the pressing wheel (43) is connected to the upper portion of a base material to be printed in a rolling mode.

6. The offset code-jettable printing press with a flattening compaction device of claim 5, wherein: the periphery of pinch roller (43) rotates and cup joints to wheel seat (45) lower extreme, and wheel seat (45) upper end installation branch (46), and the one end of extension board (42) sets up first through-hole, and branch (46) periphery is located first through-hole, and branch (46) upper end passes through the lock female joint to the upper end of extension board (42), sets up compression spring (47) on branch (46) periphery, and the both ends of compression spring (47) are fixed connection respectively to the lower extreme of extension board (42), the upper end of wheel seat (45).

7. The offset code-jettable printing press with a flattening compaction device of claim 1, wherein: every two compacting assemblies (4) are in a group, and a plurality of groups of compacting assemblies (4) are correspondingly arranged on two sides of the spray head.

8. The offset code-jettable printing press with a flattening compaction device of claim 6, wherein: the wheel seat (45) comprises a seat body (451) and a swinging rod (452), the cross section of the seat body (451) is of an inverted U-shaped structure, the upper end of the seat body (451) is fixedly connected to the lower end of the supporting rod (46), the middle of the swinging rod (452) is hinged to the side wall of the seat body (451), two ends of the swinging rod (452) are respectively rotatably sleeved with a pressing wheel (43), each pressing wheel (43) is provided with a hanging spring (454), each hanging spring (454) is located on the periphery of one hanging shaft (455), the upper end of each hanging shaft (455) is fixedly connected to the upper end of the seat body (451), the lower end of each hanging shaft (455) is connected to the lower end of the swinging rod (452), and two ends of each hanging spring (454) are respectively fixedly connected to the upper end of the seat body (451) and the upper side of the swinging rod (452).

9. The offset code-jettable printing press with a flattening compaction device of claim 8, wherein: the periphery of each pinch roller (43) is provided with a ring groove, the periphery of the synchronous belt (48) is positioned in the ring groove, and the periphery of the two pinch rollers (43) forms a synchronous transmission structure through the synchronous belt (48).