Integrated drum stand easy to assemble

Abstract

The utility model relates to the technical field of selenium drums, in particular to an integrated drum frame simple to assemble, which comprises a chip frame, a left end cover and a right end cover are respectively arranged on the left side and the right side of the chip frame, and the left end cover and the right end cover are both integrally formed with the chip frame in an injection molding manner; a charging roller is arranged at the bottom end in the chip rack, the two ends of the charging roller are rotationally connected with the left end cover and the right end cover respectively, a drum core is arranged above the charging roller, and the two ends of the drum core are rotationally connected with the left end cover and the right end cover respectively; the surface of the drum core is covered with a protective cover. According to the utility model, the chip rack, the left end cover and the right end cover are subjected to integrated injection molding, so that the problem that independent installation is needed in the prior art is avoided, and the labor intensity during assembly is reduced; moreover, when the drum stand is assembled, the drum stand does not need to be fixedly connected through screws, so that the convenience of assembling the drum stand is improved, and the assembling efficiency of the drum stand is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to selenium drum technical field, concretely is a kind of integrated drum frame of simple assembly. BACKGROUND

[0002] Selenium drum, also known as photosensitive drum, is generally composed of basic substrate made of aluminum and photosensitive material coated on the substrate. In laser printers, more than 70% of imaging components are concentrated in selenium drums, and the quality of printing is actually largely determined by selenium drums.

[0003] At present, the chip rack and the end cover of the existing drum frame need to be separately assembled and formed, thus increasing the labor intensity during assembly. Moreover, the existing drum frame is basically fixed and connected by screws, which increases the difficulty of drum assembly and reduces the assembly efficiency of the drum, thus causing great inconvenience to people's use. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a kind of integrated drum frame of simple assembly to solve the problem of low assembly efficiency of the existing chip rack and end cover needing separate assembly in the above background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of integrated drum frame of simple assembly, including chip rack, the left and right sides of the chip rack are respectively provided with left end cover and right end cover, the left end cover and right end cover are integrally injection molded with chip rack;The bottom of the inside of the chip rack is provided with a charging roller, and the two ends of the charging roller are rotatably connected with the left end cover and the right end cover respectively, the upper of the charging roller is provided with drum core, and the two ends of the drum core are rotatably connected with the left end cover and the right end cover respectively;The surface of the drum core is covered with a protective cover, and the protective cover is used for the protection work of the drum core.

[0006] Preferably, a scraper is mounted on one side of the inside of the chip rack and located at the side of the charging roller.

[0007] Preferably, a connecting seat is provided on the top of the left end cover, and mounting columns are integrally injection molded on the bottom of both sides of the connecting seat.

[0008] Preferably, mounting holes are formed at both ends of the top end of the left end cover, and the mounting columns and the mounting holes are mutually buckled and fixed when the connecting seat and the left end cover are assembled.

[0009] Preferably, a buckle is integrally injection molded on one end of the surface of the protective cover, and the buckle and the buckle groove are mutually clamped and matched.

[0010] Compared with the prior art, the drum rack of the utility model has the advantages that: the scraper and the charging roller are installed on the surface of the chip rack, then the drum core is installed between the left end cover and the right end cover, then the connecting seat is clamped through the mounting column and the mounting hole, and finally the protective cover is installed, and the protective cover is fixed through the buckle groove and the buckle piece during installation. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a three-dimensional appearance structure schematic diagram of the utility model;

[0012] Figure 2 It is a local explosion section structure schematic diagram of the utility model;

[0013] Figure 3 It is a schematic diagram of the utility model's oblique view amplification structure;

[0014] Figure 4 It is a schematic diagram of the utility model's explosion amplification structure.

[0015] In the drawing: 1, chip rack; 2, left end cover; 21, mounting hole; 3, right end cover; 4, protective cover; 41, buckle piece; 5, drum core; 6, connecting seat; 61, mounting column; 62, buckle groove; 7, scraper; 8, charging roller. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. In addition, the terms "first", "second", "third", "up", "down", "left", "right" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance. Meanwhile, in the description of the utility model, unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0017] The structure of the utility model provides a simple assembly of an integrated drum rack, as shown in Figure 1 and Figure 3As shown, including the chip rack 1, the left and right sides of the chip rack 1 are respectively provided with left end cover 2 and right end cover 3, the left end cover 2 and the right end cover 3 are integrally injection molded with the chip rack 1; the bottom of the inside of the chip rack 1 is provided with a charging roller 8, and the both ends of the charging roller 8 are rotatably connected with the left end cover 2 and the right end cover 3, the inside of the chip rack 1 and the side of the charging roller 8 are provided with a scraper 7, the upper side of the charging roller 8 is provided with a drum core 5, and the both ends of the drum core 5 are rotatably connected with the left end cover 2 and the right end cover 3; the surface of the drum core 5 is covered with a protective cover 4, and the protective cover 4 is used for protecting the drum core 5.

[0018] When implemented, the scraper 7 and the charging roller 8 are installed on the surface of the chip rack 1, and then the drum core 5 is installed between the left end cover 2 and the right end cover 3.

[0019] Further, as shown in Figure 2 And Figure 4 As shown, the top of the left end cover 2 is provided with a connecting seat 6, the both sides of the bottom of the connecting seat 6 are integrally injection molded with mounting columns 61, the both ends of the top end of the left end cover 2 are provided with mounting holes 21, and when the connecting seat 6 is assembled with the left end cover 2, the mounting columns 61 and the mounting holes 21 are mutually buckled and fixed, one end of the surface of the protective cover 4 is integrally injection molded with a buckle 41, and the buckle 41 and the buckle groove 62 are mutually clamped and matched.

[0020] When implemented, the connecting seat 6 is buckled through the mounting column 61 and the mounting hole 21, and finally the protective cover 4 is installed, and when installed, it is fixed by buckling the buckle groove 62 and the buckle 41.

[0021] Working principle: when used, the scraper 7 and the charging roller 8 are installed on the surface of the chip rack 1, and then the drum core 5 is installed between the left end cover 2 and the right end cover 3, and then the connecting seat 6 is buckled through the mounting column 61 and the mounting hole 21, and finally the protective cover 4 is installed, and when installed, it is fixed by buckling the buckle groove 62 and the buckle 41.

[0022] The chip rack 1 and the left end cover 2 and the right end cover 3 are integrally injection molded, which avoids the problem of separate installation of the prior art, reduces the labor intensity during assembly; and the drum rack assembly of the utility model does not need to be fixed and connected by screws, so that the convenience of the drum rack assembly is improved, and the assembly efficiency of the drum rack is improved.

[0023] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A simple to assemble one-piece drum stand comprising a core (1) characterised in that: The left and right sides of the chip rack (1) are respectively provided with a left end cover (2) and a right end cover (3), and the left end cover (2) and the right end cover (3) are integrally injection molded with the chip rack (1); the bottom end of the inside of the chip rack (1) is provided with a charging roller (8), and the two ends of the charging roller (8) are respectively rotatably connected with the left end cover (2) and the right end cover (3), and the upper side of the charging roller (8) is provided with a drum core (5), and the two ends of the drum core (5) are respectively rotatably connected with the left end cover (2) and the right end cover (3); the surface of the drum core (5) is covered with a protective cover (4), and the protective cover (4) is used for the protection work of the drum core (5).

2. An integrated drum rack of claim 1, wherein: The inside of the chip rack (1) and one side of the charging roller (8) are provided with a scraper (7).

3. An integrated drum rack of claim 1, wherein: The top of the left end cover (2) is provided with a connecting seat (6), and the two sides of the bottom of the connecting seat (6) are integrally injection molded with mounting columns (61).

4. An integrated drum rack of claim 1, wherein: The two ends of the top end of the left end cover (2) are both provided with mounting holes (21), and when the connecting seat (6) is assembled with the left end cover (2), the mounting columns (61) and the mounting holes (21) are mutually buckled and fixed.

5. An integrated drum rack of claim 1, wherein: One end of the surface of the protective cover (4) is integrally injection molded with a buckle piece (41), and the buckle piece (41) and the buckle groove (62) are mutually clamped and matched.

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