CN216889222U

CN216889222U - Limiting structure convenient to disassemble and used for paper feeding shaft core of copying machine

Info

Publication number: CN216889222U
Application number: CN202123140338.1U
Authority: CN
Inventors: 郑年军; 秦伟
Original assignee: Jiyuan Hongzhongxin Precision Machinery Co ltd
Current assignee: Jiyuan Hongzhongxin Precision Machinery Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-07-05
Anticipated expiration: 2031-12-15

Abstract

The utility model discloses a limiting structure for a conveniently-detached paper feeding shaft core of a copying machine, which comprises a connecting seat, wherein a fixing sleeve a is arranged on the outer wall of one side of the connecting seat, the top of the fixing sleeve a is connected with a fixing sleeve b through a hinge, a limiting sleeve is arranged at the top end of the fixing sleeve a, a sealing plate is arranged on the outer wall of one side of the limiting sleeve, and a fixing sleeve c is arranged on the outer wall of the sealing plate. According to the shaft core main body dismounting tool, the top of the fixing sleeve a is connected with the fixing sleeve b through the hinge, so that the fixing sleeve b can rotate on one side of the fixing sleeve a, when the shaft core main body is dismounted, the positioning whistle is taken out of the connecting hole a and the connecting hole b, and the fixing sleeve b is opened, so that a worker can directly dismount the connecting part of the limiting block and the shaft core main body, the limiting block and the shaft core main body are prevented from being clamped to prevent the shaft core main body from being difficult to take out, and the working efficiency of the worker for dismounting and replacing the shaft core main body is improved.

Description

Limiting structure convenient to disassemble and used for paper feeding shaft core of copier

Technical Field

The utility model relates to the technical field of shaft core limiting structures, in particular to a limiting structure for a paper feeding shaft core of a copying machine, which is convenient to disassemble.

Background

The duplicator utilizes the powdered ink of hot rod and the pressure between the axle core of paper advance to melt the back and fix on the duplicating paper after sending out the paper that prints, need use limit structure to come to carry on spacingly to it when the axle core installation of duplicator to guarantee the use that duplicator paper advance axle core can be normal, but the inconvenient staff of current limit structure dismantles, it is comparatively troublesome when the counter axle core that workman's person needed changes, reduce the work efficiency that the staff changed the axle core.

The axle core limit structure among the prior art has the defect:

1. reference CN203526567U discloses a novel shaft core fixing structure, "including installing shaft core and fixed spanner that have the taper hole in the main shaft," the one end that has the taper hole of shaft core be the internal spline structure, fixed spanner's one end be equipped with the shaft core internal spline structure complex outer spline structure, the other end is hexagonal head structure. The structure has the advantages of simple structure, easy processing, low cost, good reliability of fixing performance, difficult damage, convenient dynamic balance of the shaft core, increase of friction force of the tool holder to a certain degree, and prevention of the tool holder from slipping during the processing of the main shaft. However, the shaft core is inconvenient to disassemble by workers during use, the shaft core is troublesome to replace by the workers, and the working efficiency of replacing the shaft core by the workers is reduced;

2. axle core limit structure is when using among the prior art, mostly can not be stable fix the axle core, leads to the axle core to rock when using, and the staff of not being convenient for uses.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a limiting structure for a paper feeding shaft core of a copying machine, which is convenient to disassemble and aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme that the limiting structure for the conveniently-disassembled paper feeding shaft core of the copying machine comprises a connecting seat, wherein a fixed sleeve a is arranged on the outer wall of one side of the connecting seat, and the top of the fixed sleeve a is connected with a fixed sleeve b through a hinge;

the top end of the fixed sleeve a is provided with a limiting sleeve, the outer wall of one side of the limiting sleeve is provided with a sealing plate, and the outer wall of the sealing plate is provided with a fixed sleeve c;

and the inner sides of the fixed sleeve a, the fixed sleeve b, the limiting sleeve and the fixed sleeve c are embedded with a shaft core main body.

Preferably, a limiting block is arranged on the outer wall of one layer of the connecting seat and is positioned on the inner side of the fixing sleeve a.

Preferably, the outer wall of the fixing sleeve a is provided with a connecting hole a.

Preferably, the outer wall of the fixed sleeve b is provided with a connecting hole b, the inner side of the connecting hole b is provided with a positioning whistle in a penetrating mode, and the top end of the positioning whistle penetrates through the outer side of the connecting hole a.

Preferably, spring telescopic links are all installed to the interior diapire of stop collar and interior roof, and the backup pad is installed on spring telescopic link's top.

Preferably, a plurality of elastic steel plates are installed on the top end of the fixed sleeve c, the anti-slip pad is installed on the inner wall of each elastic steel plate, and the outer wall of the fixed sleeve c is connected with the threaded sleeve through threads.

Preferably, the outer wall of the shaft core main body is provided with a positioning hole, and the top end of the shaft core main body is provided with a limiting groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the shaft core main body dismounting tool, the top of the fixing sleeve a is connected with the fixing sleeve b through the hinge, so that the fixing sleeve b can rotate on one side of the fixing sleeve a, when the shaft core main body is dismounted, the positioning whistle is taken out of the connecting hole a and the connecting hole b, and the fixing sleeve b is opened, so that a worker can directly dismount the connecting part of the limiting block and the shaft core main body, the limiting block and the shaft core main body are prevented from being clamped to prevent the shaft core main body from being difficult to take out, and the working efficiency of the worker for dismounting and replacing the shaft core main body is improved.

2. The supporting plate can be supported through the spring telescopic rod, the stability of the supporting plate is guaranteed, the shaft core main body can be supported through the supporting plate, the stability of the shaft core main body is guaranteed, the threaded sleeve is enabled to move by rotating the threaded sleeve, the top end of the elastic steel plate is enabled to be pressed downwards, the supporting shaft core main body can be fixed through the elastic steel plate, the friction force between the elastic steel plate and the outer wall of the shaft core main body can be further guaranteed to be increased through the anti-slip pad, the fixing effect is improved, the limiting groove is connected with the limiting block in an embedded mode, the fixing sleeve a and the fixing sleeve b can stably fix the shaft core main body by penetrating through the positioning hole through the positioning whistle, the shaft core is prevented from shaking when being used, and therefore the use of workers is facilitated.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the fixing sleeve a of the present invention;

FIG. 3 is a schematic view of the structure of the position-limiting sleeve of the present invention;

fig. 4 is a schematic structural view of the main body of the shaft core of the present invention.

In the figure: 1. a connecting seat; 101. a limiting block; 102. fixing a sleeve a; 103. a connecting hole a; 2. fixing a sleeve b; 201. a connecting hole b; 202. positioning the whistle; 3. a limiting sleeve; 301. a spring telescopic rod; 302. a support plate; 4. closing the plate; 401. c, fixing a sleeve; 402. a threaded sleeve; 403. an elastic steel plate; 404. a non-slip mat; 5. a shaft core main body; 501. a limiting groove; 502. and (7) positioning the holes.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, 2 and 4, a limiting structure for a detachable paper feeding core of a copier,

the first embodiment is as follows: the fixing sleeve a102 is installed on the outer wall of one side of the connecting seat 1, the limiting block 101 is installed on the outer wall of one layer of the connecting seat 1, the limiting block 101 is located on the inner side of the fixing sleeve a102, the outer wall of the fixing sleeve a102 is provided with a connecting hole a103, the top of the fixing sleeve a102 is connected with a fixing sleeve b2 through a hinge, the outer wall of the fixing sleeve b2 is provided with a connecting hole b201, the inner side of the connecting hole b201 is provided with a positioning whistle 202 in a penetrating mode, the top end of the positioning whistle 202 penetrates through the outer side of the connecting hole a103, the top of the fixing sleeve a102 is connected with a fixing sleeve b2 through a hinge, so that the fixing sleeve b2 can rotate on one side of the fixing sleeve a102, when the shaft core main body 5 is disassembled, the positioning whistle 202 is taken out of the connecting hole a103 and the connecting hole b201, the fixing sleeve b2 is opened, and a worker can directly disassemble the connecting position of the limiting block 101 and the shaft core main body 5, the shaft core main body 5 is prevented from being difficult to take out due to the fact that the limiting block 101 and the shaft core main body 5 are prevented from being clamped, and therefore the working efficiency of workers for disassembling and replacing the shaft core main body 5 is improved;

referring to fig. 1 to 4, a limiting structure for a conveniently detachable paper feeding core of a copier,

example two: the top end of the fixed sleeve a102 is provided with the limiting sleeve 3, the inner bottom wall and the inner top wall of the limiting sleeve 3 are both provided with the spring telescopic rod 301, the top end of the spring telescopic rod 301 is provided with the supporting plate 302, the supporting plate 302 can be supported by the spring telescopic rod 301, the stability of the supporting plate 302 is ensured, the supporting plate 302 can have a buffering effect by the spring telescopic rod 301, the external shaking is prevented from influencing the spindle core main body 5, the spindle core main body 5 can be supported by the supporting plate 302, the stability of the spindle core main body 5 is ensured, the outer wall of one side of the limiting sleeve 3 is provided with the closing plate 4, the outer wall of the closing plate 4 is provided with the fixed sleeve c401, the top end of the fixed sleeve c401 is provided with a plurality of elastic steel plates 403, the inner wall of the elastic steel plates 403 is provided with the anti-slip pads 404, the outer wall of the fixed sleeve c401 is connected with the threaded sleeve 402 through threads, and the threaded sleeve 402 is rotated to enable the threaded sleeve 402 to move, thereby make the top of elastic steel plate 403 push down, can fix the support axle center main part 5 through elastic steel plate 403, further guarantee the stability of support axle center main part 5 and pass through the frictional force that slipmat 404 multiplicable elastic steel plate 403 and axle center main part 5 outer wall, improve fixed effect.

The working principle is that the top of the fixing sleeve a102 is connected with a fixing sleeve b2 through a hinge, so that the fixing sleeve b2 can rotate on one side of the fixing sleeve a102, when the shaft core main body 5 is disassembled, the positioning whistle 202 is taken out from the connecting hole a103 and the connecting hole b201, the fixing sleeve b2 is opened, so that a worker can directly disassemble the joint of the limiting block 101 and the shaft core main body 5, the limiting block 101 and the shaft core main body 5 are prevented from being clamped, the shaft core main body 5 is difficult to take out, the limiting groove 501 is embedded and connected with the limiting block 101, the positioning whistle 202 penetrates through the positioning hole 502, the fixing sleeve a102 and the fixing sleeve b2 can stably fix the shaft core main body 5, the supporting plate 302 can be supported through the spring telescopic rod 301, the stability of the supporting plate 302 is ensured, the supporting plate 302 can have a buffering effect through the spring telescopic rod 301, and the external shaking influence on the shaft core main body 5 is prevented, can support axle core main part 5 through backup pad 302, through rotating thread bush 402 for thread bush 402 removes, thereby makes the top of elastic steel plate 403 push down, can be fixed to support axle core main part 5 through elastic steel plate 403, further guarantees that the stability of supporting axle core main part 5 passes through the frictional force of slipmat 404 multiplicable elastic steel plate 403 and axle core main part 5 outer wall, improves fixed effect.

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 limiting structure for duplicator paper feed axle core convenient to dismantle, includes connecting seat (1), its characterized in that: the outer wall of one side of the connecting seat (1) is provided with a fixed sleeve a (102), and the top of the fixed sleeve a (102) is connected with a fixed sleeve b (2) through a hinge;

the top end of the fixed sleeve a (102) is provided with a limiting sleeve (3), the outer wall of one side of the limiting sleeve (3) is provided with a sealing plate (4), and the outer wall of the sealing plate (4) is provided with a fixed sleeve c (401);

and a shaft core main body (5) is embedded and installed on the inner sides of the fixed sleeve a (102), the fixed sleeve b (2), the limiting sleeve (3) and the fixed sleeve c (401).

2. The limit structure for the conveniently detachable paper feed shaft core of the copying machine according to claim 1, wherein: a limiting block (101) is installed on the outer wall of one layer of the connecting seat (1), and the limiting block (101) is located on the inner side of the fixing sleeve a (102).

3. The limit structure for the conveniently detachable paper feed shaft core of the copying machine according to claim 1, wherein: the outer wall of the fixed sleeve a (102) is provided with a connecting hole a (103).

4. The limit structure for the conveniently detachable paper feed shaft core of the copying machine according to claim 1, wherein: the outer wall of the fixed sleeve b (2) is provided with a connecting hole b (201), the inner side of the connecting hole b (201) is provided with a positioning whistle (202) in a penetrating mode, and the top end of the positioning whistle (202) penetrates through the outer side of the connecting hole a (103).

5. The limit structure for the conveniently detachable paper feed shaft core of the copying machine according to claim 1, wherein: spring telescopic link (301) are all installed with interior roof to the interior diapire of stop collar (3), and backup pad (302) are installed on the top of spring telescopic link (301).

6. The limit structure for the conveniently detachable paper feed shaft core of the copying machine according to claim 1, wherein: a plurality of elastic steel plates (403) are installed on the top end of the fixed sleeve c (401), an anti-slip pad (404) is installed on the inner wall of each elastic steel plate (403), and the outer wall of the fixed sleeve c (401) is connected with a threaded sleeve (402) through threads.

7. The limit structure for a conveniently detachable copier paper feeding shaft core according to claim 1, characterized in that: the outer wall of the shaft core main body (5) is provided with a positioning hole (502), and the top end of the shaft core main body (5) is provided with a limiting groove (501).