CN214188849U

CN214188849U - Printing roller for leather printing

Info

Publication number: CN214188849U
Application number: CN202021869382.9U
Authority: CN
Inventors: 江兴云
Original assignee: Nantong Yicai Printing Co ltd
Current assignee: Zhejiang Free Trade Zone Lihe Yicheng Supply Chain Management Co.,Ltd.
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-09-14
Anticipated expiration: 2030-09-01

Abstract

The utility model relates to a printing roller technical field specifically is a printing roller that leather printing was used, include: the mandrel comprises a mandrel and a roller sleeved on the mandrel, wherein taper angles are formed in the inner sides of the two ends of the roller, positioning units are arranged on the two sides of the mandrel and comprise clamping portions which are sleeved on the mandrel and located at the top end of the roller in a sliding mode, the clamping portions are sleeved on the mandrel, the shape of a through hole in the mandrel is the same as that of the cross section of the mandrel sleeved with the clamping portions, the clamping portions are circular truncated cone bodies matched with the taper angles in the inner sides of the two ends of the roller, and one side, far away from the roller, of each clamping portion is sleeved on a limiting portion in the mandrel through threaded connection. The utility model provides a roller of different specifications will cooperate fixed dabber just can use, and the hole that the roller that corresponds is inside to be seted up how big size dabber more than need to have cooperatees, and the hole size of roller is a little more just be difficult to the problem of equipment.

Description

Printing roller for leather printing

Technical Field

The utility model relates to a printing roller technical field, in particular to printing roller that leather printing was used.

Background

The printing roller is a technique applied to a printing machine as a roller for imprinting, ink adjustment and ink transfer, and transfers ink to the surface of a material such as paper, fabric, plastic, leather, etc., to copy the contents of an original in a batch manner.

The existing printing roller is formed by combining a mandrel and a roller, the size of a hole formed in the corresponding roller needs to be matched with the size of the mandrel, and the hole of the roller is difficult to assemble if the size of the hole is slightly larger.

Therefore, there is a need for an improved printing roll to solve the above existing problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a printing roller that leather printing was used, because the hole size that is equipped with the dabber in the different rollers is different, the dabber just is difficult to the equipment cooperation, can design the roller that the printing roller has solved different specifications and will cooperate fixed dabber and just can use, the hole that corresponds the inside offer of roller is how big just need to have how big size dabber to cooperate, and the hole size of roller is the problem that just is difficult to the equipment a little.

In order to achieve the above object, the utility model discloses a main technical scheme include:

the mandrel comprises a mandrel and a roller sleeved on the mandrel, wherein taper angles are formed in the inner sides of the two ends of the roller, positioning units are arranged on the two sides of the mandrel and comprise clamping portions which are sleeved on the mandrel and located at the top end of the roller in a sliding mode, the clamping portions are sleeved on the mandrel, the shape of a through hole in the mandrel is the same as that of the cross section of the mandrel sleeved with the clamping portions, the clamping portions are circular truncated cone bodies matched with the taper angles in the inner sides of the two ends of the roller, and one side, far away from the roller, of each clamping portion is sleeved on a limiting portion in the mandrel through threaded connection.

Preferably, the mandrel is composed of two parts, namely a rectangular part and a circular part, of which the cross section is rectangular, the circular part is positioned on two sides of the rectangular part, the rectangular part penetrates through the roller, and the thread is arranged on the circular part.

Preferably, a plurality of boss bodies are symmetrically arranged on the outer side of the clamping part, and grooves which are in the same number as the boss bodies are formed in the cone angle of the roller.

Preferably, the limiting portion comprises a threaded section and a circular hole section, the circular hole section is located between the threaded section and the clamping portion, and the through hole in the circular hole section can accommodate the rectangular portion of the mandrel.

The utility model discloses possess following beneficial effect at least:

the cone angle has been seted up to roller both ends inboard, the dabber both sides all are provided with the positioning element, the positioning element is located roller top slidable clamping part including the cover in the spindle, the clamping part is the round platform body that suits with roller both ends inboard cone angle, the clamping part is in the one side of keeping away from the roller through threaded connection cover at the epaxial spacing portion of dabber, the hole of device dabber in the roller slightly is greater than when the dabber, the clamping part through the inward movement both sides supports the cone angle department at the roller, how much all accessible removal clamping part is stabilized in the hole of device dabber in the roller, fixing through spacing portion, the equipment that the hole that is greater than the dabber that sets up in the roller can be stable is in the same place with the dabber.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an internal view of the present invention;

FIG. 4 is a view of the roller of the present invention;

FIG. 5 is a view of the position limiting part of the present invention;

fig. 6 is a view of the clamping portion of the present invention.

In the figure, 1, a boss body; 2. a mandrel; 21. a rectangular portion; 22. a circular portion; 3. a roller; 31. a cone angle; 4. a positioning unit; 41. a clamping portion; 42. a limiting part; 421. a threaded segment; 422. a circular bore section; 5. and (4) a groove.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

As shown in fig. 1-3, the utility model provides a printing roller that leather printing was used, include: the printing roller comprises a mandrel 2 and a roller 3 sleeved on the mandrel 2, wherein the inner sides of the two ends of the roller 3 are provided with cone angles 31, the two sides of the mandrel 2 are provided with positioning units 4, each positioning unit 4 comprises a clamping part 41 which is sleeved on the mandrel 2 and is positioned at the top end of the roller 3 in a sliding manner, the shape of a through hole formed in the mandrel 2 by the clamping part 41 is the same as the shape of the section of the mandrel 2 sleeved with the clamping part, the clamping part 41 is a circular truncated cone body matched with the cone angles 31 at the inner sides of the two ends of the roller 3, one end of the circular truncated cone body with a small size acts on the cone angle 31 at the inner side of the roller 3, the acting surface of the circular truncated cone body, which can be contacted with the cone angle 31, is increased due to the same shape and angle, so that the printing roller is matched more stably, the clamping part 41 is connected with a limiting part 42 sleeved on the mandrel 2 through a thread at one side far away from the roller 3, the limiting part 42 is used for applying axial acting force to the clamping part 41, so that the clamping parts 41 at the two sides are matched with the roller 3 more tightly, the limiting part 42 is hexagonal and is convenient to be screwed by a wrench.

The dabber 2 comprises rectangle and circular two by cross sectional shape, circular portion 22 is located rectangular portion 21 both sides, rectangular portion 21 runs through roller 3, the screw thread is seted up on circular portion 22, the both sides circular portion 22 of dabber 2 is provided with the screw thread, this section dabber 2 is the scope of spacing 42 activity, the rectangular portion 21 of interlude is the scope of clamping part 41 activity, of course rectangular portion 21 is not necessarily the middle one section cross section of dabber 2 is the rectangle completely, at least clamping part 41 play support roller 3 that section dabber 2's cross section be the rectangle can, rectangular portion 21 plays the effect that dabber 2 rotates and can drive roller 3's rotation, need not to connect dabber 2 and roller 3 through the key and make its synchronous rotation.

The outer side of the clamping part 41 is symmetrically provided with a plurality of boss bodies 1, the taper angle 31 of the roller 3 is provided with grooves 5 which are matched with the boss bodies 1 in equal quantity, the boss bodies 1 can be inserted into the grooves 5 when the clamping part 41 is matched with the taper angle 31, and the boss bodies 1 are inserted into the grooves 5 to play a role that the clamping part 41 and the roller 3 can synchronously rotate, so that the shape of the boss bodies 1 is not limited, the matching of the side surface of the boss bodies and the taper angle 31 can be not influenced, and the clamping part 41 and the roller 3 can synchronously rotate.

The limiting portion 42 comprises a threaded section 421 and a circular hole section 422, the circular hole section 422 is located between the threaded section 421 and the clamping portion 41, a through hole inside the circular hole section 422 can accommodate the rectangular portion 21 of the mandrel 2, the limiting portion 42 is used for applying an axial clamping force to the clamping portion 41, the limiting portion 42 is provided with the threaded section 421 and the circular hole section 422, the threaded section 421 acts on the threaded circular portion 22, the circular hole section 422 is a portion for contacting the clamping portion 41 and applying the force, and the through hole inside the circular hole section 422 can accommodate the rectangular portion 21 of the mandrel 2 because the limiting portion 42 is prevented from abutting against the rectangular portion 21 of the mandrel 2 in the clamping process and cannot apply the axial force to the clamping portion 41.

The limiting part 42 is used for applying axial acting force to the clamping part 41, so that the clamping parts 41 on two sides are matched with the roller 3 more tightly, the mandrel 2 is composed of two parts with rectangular and circular cross sections, the circular parts 22 are positioned on two sides of the rectangular part 21, the rectangular part 21 penetrates through the roller 3, the threads are arranged on the circular part 22, the circular parts 22 on two sides of the mandrel 2 are provided with threads, the rectangular part 21 plays a role in driving the roller 3 to rotate as the mandrel 2 rotates, the boss body 1 is inserted into the groove 5 to play a role in synchronously rotating the clamping part 41 and the roller 3, so the shape of the boss body 1 is not limited, the side surface of the boss body can not be matched with the taper angle 31, the clamping part 41 and the roller 3 can synchronously rotate, the round hole section 422 is used for contacting the clamping part 41 and applying the acting force, and the through hole in the round hole section 422 can accommodate the rectangular part 21 of the mandrel 2 because the limiting part 42 is prevented from abutting against the rectangular part 2 in the clamping process 21 and can't exert axial force for clamping part 41, the utility model provides a roller of different specifications will cooperate fixed dabber to use, the inside hole of seting up of roller that corresponds how big just needs to have how big size dabber to cooperate, and the hole size of roller is a little big point just is difficult to the problem of equipment.

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to achieve the technical effect basically.

It is noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of additional like elements in the article or system in which the element is included.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. A printing roller for printing on leather, comprising: dabber (2) and cover roller (3) on dabber (2), cone angle (31) have been seted up to roller (3) both ends inboard, dabber (2) both sides all are provided with positioning unit (4), positioning unit (4) are including the cover lie in roller (3) top slidable clamping part (41) on dabber (2), clamping part (41) cover through-hole shape on dabber (2) is with the quilt cover the cross-sectional shape of this section of dabber (2) is the same, clamping part (41) be with the round platform body that roller (3) both ends inboard cone angle (31) suited, clamping part (41) are keeping away from one side of roller (3) is through threaded connection cover spacing portion (42) on dabber (2).

2. The printing roller for leather printing according to claim 1, characterized in that: the mandrel (2) is composed of a rectangular part and a circular part in the shape of a cross section, the circular part (22) is located on two sides of the rectangular part (21), the rectangular part (21) penetrates through the roller (3), and the threads are arranged on the circular part (22).

3. The printing roller for leather printing according to claim 2, characterized in that: a plurality of boss bodies (1) are symmetrically arranged on the outer side of the clamping portion (41), and grooves (5) which are matched with the boss bodies (1) in equal number are formed in the taper angle (31).

4. The printing roller for leather printing according to claim 3, characterized in that: spacing portion (42) contain screw thread section (421) and round hole section (422), round hole section (422) are located screw thread section (421) and clamping part (41) between, the inside through-hole of round hole section (422) can hold dabber (2) rectangle portion (21).