CN218140726U

CN218140726U - Rubber roll clamping mechanism of small printer

Info

Publication number: CN218140726U
Application number: CN202222091010.3U
Authority: CN
Inventors: 邱悦鹏; 杨礼铁; 吴志涛
Original assignee: Xiamen Liyin Electronic Technology Co ltd
Current assignee: Xiamen Liyin Electronic Technology Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-12-27
Anticipated expiration: 2032-08-09

Abstract

The utility model discloses a small-sized printer rubber roll clamping mechanism, which belongs to the technical field of printers, and comprises a rubber roll, and an axle sleeve and a gear which are arranged at the axle end of the rubber roll, wherein the rubber roll is provided with a second groove; elastic steel plates are symmetrically arranged on the outer side of the other end of the shaft sleeve and are matched with the second grooves; the gear is arranged on the end of the rubber roll shaft close to one end of the gear side shaft sleeve. The device can simplify the installation flow, prolongs the service life of parts, improves the installation efficiency and reduces the enterprise cost.

Description

Small printer rubber roll clamping mechanism

Technical Field

The utility model relates to a printer technical field especially relates to a small-size printer rubber roll latch mechanism.

Background

With the gradual development of the industry, the roller is gradually applied to various machines, and the existence of the shaft sleeve as a protective roller is also gradually popularized. The axle sleeve can reduce wear, increases the heat dissipation, and fixed position can reduce the cost of maintenance of enterprise simultaneously. However, the clamp spring circular sheet iron is fixed on the shaft side shaft sleeve in the market, so that the installation process is complicated, and the enterprise cost is increased.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a small-size printer rubber roll clamping mechanism is proposed, simplify the installation flow, prolong the part life-span, improve the installation effectiveness, reduce the cost in business.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a rubber roll clamping mechanism of a small printer,

the utility model discloses preferred technical scheme lies in, include the rubber roll and install axle sleeve, the gear at the rubber roll axle head, its characterized in that: the rubber roller is provided with a second groove, the shaft end of the rubber roller is provided with a first groove, the shaft end of the rubber roller is provided with a shaft sleeve, the shaft sleeve comprises a shaft side shaft sleeve and a gear side shaft sleeve, and the periphery of the inner wall of one end of the shaft sleeve is provided with a second circular ring matched with the first groove; elastic steel plates are symmetrically arranged on the outer side of the other end of the shaft sleeve and are matched with the second grooves; the gear is arranged on the end of the rubber roll shaft close to one end of the gear side shaft sleeve.

The utility model discloses preferred technical scheme lies in, elastic steel plate is the L style of calligraphy, elastic steel plate and axle sleeve outer wall horizontal direction's contained angle is 5-45 degrees.

The utility model discloses preferred technical scheme lies in, the second recess is the L style of calligraphy, and the import end size of second recess is greater than elastic steel board entry end size.

The utility model discloses preferred technical scheme lies in, and entrance point one side size is greater than elastic steel plate entry end size is kept away from to the second recess.

The utility model discloses preferred technical scheme lies in, the rubber roll axle head is kept away from the rubber roll one end outside and is equipped with annular inclined plane.

The utility model discloses preferred technical scheme lies in, rubber roll axle head still is equipped with first ring with this body coupling department of rubber roll, first ring size is corresponding with the size that the axle sleeve is close to rubber roll one end.

Utility model preferred technical scheme lies in, the second ring is made for elastic material, makes the axle sleeve pass annular inclined plane and second recess block when installing on gluey roller axle head.

The utility model has the advantages that: 1. the installation mode of the rubber roller and the shaft sleeve of the small printer is more convenient, the production efficiency is improved, and the enterprise cost is reduced; 2. through the cooperation of elastic steel plate and second recess for the axle sleeve combines tighter with the rubber roll, reduces relative displacement's production, reduces the axle sleeve wearing and tearing, improves the axle sleeve life-span.

The utility model provides a pair of miniprinter rubber roll latch mechanism simplifies the installation flow, and extension part life-span improves the installation effectiveness, reduces cost in business.

Drawings

FIG. 1 is a schematic view of the overall structure of a small printer rubber roller clamping mechanism provided in the embodiment of the present invention;

FIG. 2 is a schematic view of a cross-sectional structure of a rubber roller clamping mechanism of a small printer according to an embodiment of the present invention;

FIG. 3 is a schematic view of a cross-sectional structure of a rubber roller provided in an embodiment of the present invention;

fig. 4 is an enlarged schematic view of a structure at a provided in the embodiment of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a rubber roller; 11. a first groove; 12. a first circular ring; 13. a second groove; 2. a shaft sleeve; 21. a shaft-side shaft sleeve; 22. a gear side shaft sleeve; 23. a second circular ring; 24. an elastic steel plate; 3. a gear.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As a possible implementation manner of this scheme, preferably, as shown in the figure, this embodiment provides a small printer rubber roll clamping mechanism, including rubber roll 1, and axle sleeve 2 and gear 3 installed at the axle head of rubber roll 1, and its characterized in that: the rubber roller 1 is provided with a second groove 13, the shaft end of the rubber roller 1 is provided with a first groove 11, the shaft end of the rubber roller 1 is provided with a shaft sleeve 2, the shaft sleeve 2 comprises a shaft side shaft sleeve 21 and a gear side shaft sleeve 22, and the periphery of the inner wall of one end of the shaft sleeve 2 is provided with a second circular ring 23 matched with the first groove 11; elastic steel plates 24 are symmetrically arranged on the outer side of the other end of the shaft sleeve 2, and the elastic steel plates 24 are matched with the second grooves 13; the gear 3 is arranged on the shaft end of the rubber roller 1 close to one end of the gear side shaft sleeve 22.

Install axle side axle sleeve 21 and tooth side axle sleeve 22 respectively on the axle of rubber roll 1 both ends is served, and second ring 23 through 2 inner walls of axle sleeve cooperatees with the first recess 11 of 1 axle head of rubber roll, realizes the block installation to axle side axle sleeve 21 and tooth side axle sleeve 22, avoids on the market through the fixed axle sleeve 2 of jump ring disk iron sheet, improves work efficiency, reduces the cost in business. Meanwhile, as the shaft sleeve 2 and the rubber roller 1 are relatively fixed, in order to avoid the friction between the shaft sleeve 2 and the shaft end of the rubber roller 1 only by the friction between the shaft sleeve 2 and the shaft end of the rubber roller 1, the shaft sleeve 2 and the rubber roller are kept relatively static, the abrasion to the shaft sleeve 2 is reduced, and the service life of the shaft sleeve 2 is prolonged, the device is provided with the elastic steel plate 24 and the second groove 13 to assist the shaft sleeve 2 to be fixed on the rubber roller 1, when in use, the elastic steel plate 24 is pressed inwards and moved downwards at the same time until the bottom end of the elastic steel plate 24 touches the bottom of the second groove 13, the relative positions of the elastic steel plate 24 and the second groove 13 are kept unchanged, a hand is loosened, and at the moment, the elastic steel plate 24 and the second groove 13 form a clamping position; when the shaft sleeve 2 needs to be taken out, the elastic steel plate 24 is pressed inwards by hand, and the shaft sleeve 2 is pulled outwards along the shaft end direction of the rubber roller 1.

As a possible implementation manner of the scheme, preferably, the elastic steel plate 24 is L-shaped, and an included angle between the elastic steel plate 24 and the outer wall of the shaft sleeve 2 in the horizontal direction is 5-45 degrees; second recess 13 is the L style of calligraphy, and second recess 13 import end size is greater than elastic steel plate 24 and enters the end size, and second recess 13 keeps away from entrance point one side size and is greater than elastic steel plate 24 and enters the end size, and the elastic steel plate 24 and the second recess 13 of L style of calligraphy can make the screens of the two more firm.

As a possible implementation manner of the scheme, preferably, the outer side of the end, away from the rubber roller 1, of the shaft end of the rubber roller 1 is provided with an annular inclined plane, and when the shaft sleeve 2 passes through the annular inclined plane, the inner side of the shaft sleeve is enlarged by the extrusion space, so that the shaft sleeve 2 can be smoothly sleeved on the shaft end of the rubber roller 1, meanwhile, the impact force on the shaft sleeve 2 can be reduced to a great extent due to the design of the annular inclined plane, the abrasion of the shaft sleeve 2 is reduced, and the service life of the shaft sleeve 2 can be prolonged.

As a possible implementation manner of the scheme, preferably, a first circular ring 12 is further arranged at a connection position of the shaft end of the rubber roll 1 and the rubber roll 1 body, and the size of the first circular ring 12 corresponds to the size of one end, close to the rubber roll 1, of the shaft sleeve 2, so that a guiding effect is achieved, and the installation accuracy of the shaft sleeve 2 is improved.

As a possible implementation manner of the present disclosure, preferably, the second ring 23 is made of an elastic material, so that the shaft sleeve 2 passes through the annular inclined plane and is engaged with the second groove 13 when being mounted on the shaft end of the rubber roller 1.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not intended to be limited to the specific embodiments disclosed herein, and other embodiments that are within the scope of the present invention are intended to be within the claims of this application.

Claims

1. The utility model provides a small-size printer rubber roll latch mechanism, includes rubber roll (1) and installs axle sleeve (2), gear (3) at rubber roll (1) axle head, its characterized in that: a second groove (13) is formed in the rubber roller (1), a first groove (11) is formed in the shaft end of the rubber roller (1), a shaft sleeve (2) is mounted on the shaft end of the rubber roller (1), the shaft sleeve (2) comprises a shaft side shaft sleeve (21) and a gear side shaft sleeve (22), and a second circular ring (23) matched with the first groove (11) is arranged on the periphery of the inner wall of one end of the shaft sleeve (2); elastic steel plates (24) are symmetrically arranged on the outer side of the other end of the shaft sleeve (2), and the elastic steel plates (24) are matched with the second grooves (13); the gear (3) is arranged on the shaft end of the rubber roller (1) close to one end of the gear side shaft sleeve (22).

2. The small printer rubber roller clamping mechanism as claimed in claim 1, wherein: the elastic steel plate (24) is L-shaped, and an included angle between the elastic steel plate (24) and the outer wall of the shaft sleeve (2) in the horizontal direction is 5-45 degrees.

3. The small printer rubber roller clamping mechanism as claimed in claim 1, wherein: the second groove (13) is L-shaped, and the size of the inlet end of the second groove (13) is larger than that of the inlet end of the elastic steel plate (24).

4. The small printer rubber roller clamping mechanism as claimed in claim 1, wherein: the size of one side of the second groove (13) far away from the inlet end is larger than that of the inlet end of the elastic steel plate (24).

5. The small printer rubber roller clamping mechanism as claimed in claim 1, wherein: an annular inclined plane is arranged on the outer side of one end, far away from the rubber roller (1), of the shaft end of the rubber roller (1).

6. The small printer rubber roller clamping mechanism as claimed in claim 1, wherein: the connecting part of the shaft end of the rubber roller (1) and the rubber roller body (1) is also provided with a first circular ring (12), and the size of the first circular ring (12) corresponds to the size of one end, close to the rubber roller (1), of the shaft sleeve (2).

7. The small printer rubber roller clamping mechanism as claimed in claim 1, wherein: the second circular ring (23) is made of elastic material, so that the shaft sleeve (2) penetrates through the annular inclined plane to be clamped with the second groove (13) when being installed on the shaft end of the rubber roller (1).