CN216466773U

CN216466773U - Low inertia printing plate roller

Info

Publication number: CN216466773U
Application number: CN202122534264.3U
Authority: CN
Inventors: 黄庄富; 田天
Original assignee: Hubei Jingshan Light Industrial Machinery Co Ltd
Current assignee: Hubei Jingshan Light Industrial Machinery Co Ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-05-10
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a low-rotational-inertia printing roller which comprises a roller body, a mandrel and at least three groups of supporting components, wherein the mandrel is coaxially arranged on the roller body in a penetrating mode, the roller body is a hollow roller body, the at least three groups of supporting components are sequentially and coaxially sleeved on the mandrel from left to right, and the outer side wall of each supporting component is abutted to the inner cavity side wall of the roller body. The intracavity lateral wall of roll body supports through multiunit supporting component, and the transmission of power moment of torsion is concentrated at the spindle, and the roll body bears less moment of torsion, and rotary motion warp for a short time, and hollow roll body can alleviate roll body weight, makes roll body inertia low, and supporting component can keep the rigidity of roll surface simultaneously, and the roll body reduces when high-speed rotatory because of the contact, leads to the condition that the roll surface warp, makes the printing pattern clear, improves the printing accuracy.

Description

Low inertia printing plate roller

Technical Field

The utility model relates to the field of printing machinery, in particular to a low-rotational-inertia printing plate roller.

Background

When the water-based printing machine carries out printing operation, a printing plate is directly arranged on a printing plate roller, ink is transmitted to the printing plate by an anilox roller, and an ink pattern is transferred to the surface of a paper product by the printing plate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a low-rotational-inertia printing plate roller which is low in rotational inertia, beneficial to reducing equipment consumption and improving printing precision.

In order to realize the purpose, the technical scheme of the utility model is as follows:

the utility model provides a low inertia version roller, includes the roll body, coaxial dabber of wearing to establish on the roll body, still includes three at least supporting component of group, the roll body is the cavity roll body, three at least groups the supporting component is located from left to right coaxial sleeve in proper order the spindle is last, the lateral wall of supporting component with the inner chamber lateral wall of roll body offsets.

Preferably, the supporting component includes annular connecting plate, annular radials, the inner circle of annular connecting plate with the lateral wall fixed connection of dabber, the medial surface of annular radials and the lateral surface butt of annular connecting plate, the outer lane of annular radials with the inner chamber lateral wall of roll body offsets. The annular connecting plate is fixedly connected with the mandrel through screws.

Preferably, a plurality of through holes are formed in the annular web plate.

Preferably, the through holes are circumferentially arranged around the axis of the annular spoke plate.

Preferably, the roller further comprises a plate clamping assembly, a notch for the plate clamping assembly to pass through is formed in the outer side wall of the roller body, and a clamping groove corresponding to the notch is formed in the outer ring of the annular radial plate in an inward concave mode;

and after the plate clamping assembly passes through the notch, the side part of the plate clamping assembly is clamped with the clamping groove.

Preferably, the roller further comprises a pair of baffles, openings are respectively arranged at two ends of the roller body, the pair of baffles respectively cover the openings at two ends, two ends of the plate clamping assembly are respectively fixed on the pair of baffles, and two ends of the mandrel respectively penetrate through the pair of baffles.

Preferably, press from both sides the version subassembly including pressing from both sides the version strip, press from both sides the version axle, press from both sides the lateral part of version strip with the draw-in groove joint of annular radials, the both ends that press from both sides the version strip are equipped with respectively and press from both sides the version seat, both ends press from both sides the version seat respectively with a pair of the connection can be dismantled to the baffle, press from both sides the both ends of version axle and rotate respectively and connect at both ends press from both sides on the version seat. The plate clamping assembly is used for enabling the flexible printing plate to be tightly attached to the outer side wall of the roller body, and the plate clamping seat is detachably connected with the baffle through screws.

Preferably, two ends of the mandrel are respectively sleeved with a shaft head. The two ends of the shaft head are used for being connected with external printing equipment.

Preferably, at least three sets of the support assemblies are linearly arranged at equal intervals along the axis of the mandrel.

Preferably, the wall thickness of the roller body is 8mm-15 mm.

More preferably, the wall thickness of the roller body is 10mm-12 mm.

The utility model has the beneficial effects that: the inner chamber lateral wall of roll body supports through multiunit supporting component, and the transmission of power moment of torsion is concentrated on the dabber, and the roll body bears less moment of torsion, and rotary motion warp for a short time, and hollow roll body can alleviate roll body weight, makes roll body inertia low, and supporting component can keep the rigidity of roll surface simultaneously, and the roll body reduces when high-speed rotatory because of the contact, leads to the condition that the roll surface warp, makes the printing pattern clear, improves the printing accuracy.

The utility model also comprises the following advantages: the wall thickness of the roller body is 8mm-15mm, and compared with the wall thickness of the roller body in the prior art which is 20mm, the weight of the roller body is further reduced.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an axial cross-sectional view of a low inertia printing plate roller of the present invention;

FIG. 2 is a transverse cross-sectional view of a low inertia printing plate roller of the present invention;

fig. 3 is a schematic view of a low inertia printing plate roll according to the present invention.

Shown in the figure: 1-a roller body, 11-a notch, 12-a baffle;

2-core shaft, 21-shaft head;

3-support component, 31-annular connecting plate, 32-annular spoke plate, 321-through hole, 322-clamping groove;

4-plate clamping assembly, 41-plate clamping strip, 42-plate clamping shaft and 43-plate clamping seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the low-rotational-inertia printing plate roller of the present invention includes a roller body 1, a mandrel 2 coaxially disposed on the roller body 1, and at least three sets of supporting assemblies 3, wherein the roller body 1 is a hollow roller body 1, the at least three sets of supporting assemblies 3 are sequentially coaxially sleeved on the mandrel 2 from left to right, and an outer sidewall of the supporting assembly 3 abuts against an inner cavity sidewall of the roller body 1. In this embodiment, a low inertia version roller, including roll body 1, the coaxial dabber 2 of wearing to establish on roll body 1, still include three supporting component 3 of group, roll body 1 is cavity roll body 1, three groups supporting component 3 is located from left to right coaxial cover in proper order on the dabber 2, supporting component 3's lateral wall with the inner chamber lateral wall of roll body 1 offsets.

Referring to fig. 1, preferably, the support assembly 3 includes an annular connecting plate 31 and an annular web 32, an inner ring of the annular connecting plate 31 is fixedly connected to an outer side wall of the mandrel 2, an inner side surface of the annular web 32 abuts against an outer side surface of the annular connecting plate 31, and an outer ring of the annular web 32 abuts against an inner cavity side wall of the roll body 1. The annular connecting plate 31 is fixedly connected with the mandrel 2 through screws; simple structure is convenient for dismouting.

Preferably, a plurality of through holes 321 are formed in the annular web plate 32; the weight of the annular web 32 is reduced, further reducing the moment of inertia of the roller body 1.

Preferably, the through holes 321 are arranged circumferentially around the axis of the annular web 32; when rotating, make the inner chamber lateral wall of roll body 1 receive the same holding power, improve the stability of roll body 1 when high-speed rotation.

Referring to fig. 2, preferably, the roll further includes a plate clamping assembly 4, a notch 11 for the plate clamping assembly 4 to pass through is formed in an outer side wall of the roll body 1, and a clamping groove 322 corresponding to the notch 11 is formed in an outer ring of the annular web plate 32 in an inward concave manner;

after the plate clamping assembly 4 passes through the notch 11, the side part of the plate clamping assembly 4 is clamped with the clamping groove 322; during the joint, the both sides at clip strip top offset with the both sides of breach 11 respectively, and the bottom and the draw-in groove 322 cooperation of clip strip for roll body 1 can keep synchronous rotation with annular radials 32, prevents that the lateral wall of annular radials 32 and the inner chamber lateral wall of roll body 1 from taking place relative motion, and leads to annular radials 32 lateral wall to take place wearing and tearing, and then improves annular radials 32's life.

Referring to fig. 3, preferably, the roll further includes a pair of baffles 12, two ends of the roll body 1 are respectively provided with an opening, the pair of baffles 12 respectively cover the openings at the two ends, two ends of the plate clamping assembly 4 are respectively fixed on the pair of baffles 12, and two ends of the mandrel 2 respectively penetrate through the pair of baffles 12; the edge of baffle 12 is fixed through the screw with the tip of roll body 1, through the inner chamber lateral wall of baffle 12 closing cap roll body 1, prevents that outside dust, large granule impurity from getting into the inner chamber lateral wall of roll body 1, plays the effect of protection annular radials 32, can carry out the dismouting, the processing of being convenient for to annular radials 32 through dismantling baffle 12 simultaneously.

Preferably, press from both sides version subassembly 4 including pressing from both sides version strip 41, pressing from both sides version axle 42, press from both sides the lateral part of version strip 41 with the draw-in groove 322 joint of annular radials 32, the both ends that press from both sides version strip 41 are equipped with respectively and press from both sides version seat 43, both ends press from both sides version seat 43 respectively with a pair of baffle 12 can dismantle the connection, press from both sides the both ends of version axle 42 and rotate respectively and connect at both ends press from both sides on the version seat 43. The plate clamping assembly 4 is used for enabling the flexible printing plate to be tightly attached to the outer side wall of the roller body 1, and the plate clamping seat 43 is detachably connected with the baffle 12 through screws.

Preferably, two ends of the mandrel 2 are respectively sleeved with a shaft head 21. The shaft heads 21 at two ends are used for being connected with external printing equipment.

In the utility model, at least three groups of support assemblies 3 are linearly arranged at equal intervals along the axis of the mandrel 2; make the roll surface atress of roll body 1 even, further prevent because of the deformation that the contact leads to, be favorable to improving the printing precision of roll body 1. In this embodiment, three sets of the support assemblies 3 are linearly arranged along the axis of the mandrel 2 at equal intervals.

In the utility model, the wall thickness of the roller body 1 is 8mm-15 mm.

More preferably, the wall thickness of the roller body 1 is 10mm-12 mm.

In this embodiment, the wall thickness of the roller body 1 is 10 mm; adopt the cylindric roll body 1 of 10mm thick steel sheet batching, compare with the roll body 1 of the same printing area of prior art, weight reduction has half, further reduces the inertia of roll body 1.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Claims

1. The utility model provides a low inertia version roller, includes the roll body, coaxial dabber of wearing to establish on the roll body, its characterized in that still includes three at least supporting component of group, the roll body is the cavity roll body, three at least groups supporting component from left to right coaxial cover in proper order is located the spindle, supporting component's lateral wall with the inner chamber lateral wall of roll body offsets.

2. The low inertia printing plate roller of claim 1, wherein the support assembly includes an annular connecting plate and an annular web, the inner ring of the annular connecting plate is fixedly connected to the outer side wall of the mandrel, the inner side wall of the annular web abuts against the outer side wall of the annular connecting plate, and the outer ring of the annular web abuts against the inner cavity side wall of the roller body.

3. The low inertia printing plate roller of claim 2, wherein the annular web has a plurality of through holes formed therein.

4. A low inertia printing plate roller according to claim 3, wherein a plurality of said through-holes are arranged circumferentially about the axis of said annular web.

5. The low-rotational-inertia printing plate roller as claimed in claim 2, further comprising a plate clamping assembly, wherein the outer side wall of the roller body is provided with a notch for the plate clamping assembly to pass through, and the outer ring of the annular web plate is inwards concave and provided with a clamping groove corresponding to the notch;

6. The low-inertia printing plate roller according to claim 5, further comprising a pair of baffles, wherein the roller body is provided with openings at two ends thereof, the pair of baffles covers the openings at two ends thereof, the two ends of the plate clamping assembly are fixed to the pair of baffles, and the two ends of the mandrel pass through the pair of baffles.

7. The low inertia version roller of claim 6, characterized in that press from both sides the version subassembly and include press from both sides the version strip, press from both sides the version axle, the lateral part that presss from both sides the version strip with the draw-in groove joint of annular radials, press from both sides the both ends of version strip and be equipped with respectively and press from both sides the version seat, both ends press from both sides the version seat can dismantle with a pair of baffle respectively and be connected, press from both sides the both ends of version axle and rotate respectively and connect on both ends press from both sides the version seat.

8. The low moment of inertia printing plate roller of claim 1, wherein the mandrel is sleeved at each end with a stub shaft.

9. The low inertia printing plate roller of claim 1, wherein at least three sets of the support members are linearly arranged at equal intervals along the axis of the mandrel.

10. A low inertia printing plate roller according to claim 1 wherein the wall thickness of the roller body is from 8mm to 15 mm.