A feed end assembly for an ink ribbon cartridge

Abstract

The utility model relates to the technical field of tape cartridge end head, concretely is a kind of ink tape cartridge's material conveying end head subassembly, including tape cartridge main body, the end head structure is assembled in tape cartridge main body side edge upper part, the end head structure upper end outlet place is equipped with auxiliary structure, the mounting seat is integrally arranged in the lower part of end head structure, the mounting seat is assembled on tape cartridge main body side wall upper part by self-tapping screw, the end head structure includes the rear end head shell in rear side and the front end head frame in front side, the auxiliary structure includes lower guide roller and upper guide roller, and lower guide roller and upper guide roller inside are assembled on end head structure upper end by stem axle. The utility model is convenient to be combined and assembled according to use needs, so that assembly use is more convenient.

Description

Technical Field

[0001] This utility model relates to the field of tape cartridge end technology, specifically a tape cartridge feeding end assembly. Background Technology

[0002] Ink ribbon cartridges, also known as ribbon cassettes, are mainly used in printers. They transfer ink onto paper or other printing media by having the print head come into contact with the ribbon-like printing medium in the cartridge, thereby forming characters or images.

[0003] In response, Chinese patent application number CN201720702055.6 discloses a ribbon box provided by this utility model. The ribbon box includes a box body and a cover that is engaged with the box body. The box body and the cover form a cavity for accommodating the ribbon. The first end of the box body along the length direction has a ribbon inlet, and the second end of the box body along the length direction has a ribbon outlet. The cavity is provided with a drive gear, a driven gear, and a ribbon holder. The drive gear and the driven gear mesh with each other. The first side wall of the box body is also provided with a mounting groove. The mounting groove is provided with an ink storage strip and an ink guide strip. The ink storage strip has an opening groove. The first end of the ink guide strip is inserted into the opening groove, and the second end of the ink guide strip overlaps the gear teeth of the drive gear. The ribbon passes through the meshing part of the drive gear and the driven gear.

[0004] However, most existing box-type material conveying outlet end components are one-piece, which is inconvenient to combine and assemble according to usage needs, affecting the convenience of subsequent maintenance and repair.

[0005] Therefore, in order to solve the above problems, a feeding end assembly for an ink cartridge is proposed. Utility Model Content

[0006] The purpose of this utility model is to provide a feeding end assembly for ink cartridges, so as to solve the problem mentioned in the background art that most of the existing cartridge feeding outlet end assemblies are one-piece, which is inconvenient to combine and assemble according to the needs of use, and affects the convenience of subsequent maintenance and repair.

[0007] To achieve the above objectives, this utility model provides the following technical solution: a feeding end assembly for an ink cartridge, comprising a cartridge body, an end structure mounted on the upper side of the cartridge body, an auxiliary structure mounted at the upper outlet of the end structure, and a mounting base integrally provided on the lower part of the end structure. The mounting base is mounted to the upper side wall of the cartridge body by self-tapping screws. The end structure includes a rear end head shell located on the rear side and a front end head frame located on the front side. The auxiliary structure includes a lower guide roller and an upper guide roller, and the lower guide roller and the upper guide roller are internally mounted to the upper end of the end structure by a rod shaft.

[0008] As a further step of this solution, the upper part of the side wall of the main body with box is provided with a lower screw hole corresponding to the self-tapping screw, the inside of the side of the mounting base is provided with an upper screw hole corresponding to the self-tapping screw, and the side of the mounting base is provided with a hidden groove corresponding to the upper screw hole.

[0009] As a further step of this solution, the bottom of the rear head shell and the front head frame are integrally provided with a lower insertion plate, and the lower insertion plate is inserted into the upper side of the main body of the box. The upper side of the main body of the box is provided with a lower slot corresponding to the lower insertion plate.

[0010] As a further step of this solution, the front side wall of the rear head shell is integrally provided with a side insert, and the side insert is inserted into the inside of the side of the front head frame. The inside of the side of the front head frame is provided with a side slot corresponding to the side insert.

[0011] As a further step of this solution, an inner guide roller is assembled on the inner side of the lower end of the end structure, and a rod shaft is inserted through the inner guide roller, and a corresponding inner rotating shaft is opened on the inner side of the front end frame.

[0012] As a further step of this solution, an inner insert shaft is inserted inside the lower guide roller. The two ends of the inner insert shaft are inserted into the front head frame and the rear head shell on both sides. The front head frame and the rear head shell are provided with side sliding grooves corresponding to the inner insert shaft on both sides. A side screw head is integrally provided on the outer end of the inner insert shaft, and a support seat is threaded on the outside of the side screw head.

[0013] As a further step of this solution, a side seat is assembled on the side of the support base, and an inner locking ball is locked inside the support base and the side seat. A side screw is fixed at the bottom of the inner locking ball, and the side screw is threaded into the side frame. The side frame is fixed to the upper part of the front head frame and the rear head shell side.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] 1. This utility model features an end structure that, with the cooperation of a mounting base and self-tapping screws, is assembled on the upper end of the tape cartridge body, making it easy to disassemble as needed during subsequent use. At the same time, with the cooperation of the rear end shell and the front end frame, it is easy to separate and assemble, making operation more convenient. This design improves the convenience and practicality of the tape cartridge's feeding end assembly.

[0016] 2. This utility model, by setting an auxiliary structure, with the cooperation of the lower guide roller and the upper guide roller, facilitates the guidance of the ink ribbon or color ribbon in and out as needed, making the operation more convenient and less likely to damage the ribbon base, thus improving the convenience and practicality of the ink ribbon cartridge's feeding end assembly. Attached Figure Description

[0017] Figure 1This is a frontal perspective three-dimensional schematic diagram of the overall structure of this utility model;

[0018] Figure 2 This is a frontal three-dimensional exploded view of a partial structure of the present invention.

[0019] Figure 3 This is a top view sectional perspective of a partial structure of this utility model;

[0020] Figure 4 This is a side view of the exploded three-dimensional assembly of a partial structure of this utility model;

[0021] In the diagram: 100, main body with box; 200, end structure; 201, mounting base; 202, self-tapping screw; 203, upper screw hole; 204, lower screw hole; 205, concealed recess; 206, lower insert plate; 207, lower slot; 208, side insert strip; 209, side slot; 210, rear end head shell; 220, front end head frame; 230, inner guide roller; 231, inner rotating shaft; 300, auxiliary structure; 310, lower guide roller; 311, inner insert shaft; 312, side slide groove; 313, side screw head; 314, support base; 315, side seat; 316, inner retaining ball; 317, side screw pin; 318, side frame; 320, upper guide roller. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Please see Figures 1-4 One embodiment provided by this utility model:

[0024] A tape cartridge feeding end assembly includes a cartridge body 100, an end structure 200 mounted on the upper side of the cartridge body 100, an auxiliary structure 300 mounted at the upper outlet of the end structure 200, and a mounting base 201 integrally provided on the lower part of the end structure 200. The mounting base 201 is mounted to the upper side wall of the cartridge body 100 by self-tapping screws 202. The end structure 200 includes a rear end head shell 210 located on the rear side and a front end head frame 220 located on the front side. The auxiliary structure 300 includes a lower guide roller 310 and an upper guide roller 320, and the lower guide roller 310 and the upper guide roller 320 are internally mounted to the upper end of the end structure 200 by a rod shaft.

[0025] As described in more detail in this embodiment, the upper side wall of the main body 100 with the box is provided with a lower screw hole 204 corresponding to the self-tapping screw 202, the inner side of the mounting base 201 is provided with an upper screw hole 203 corresponding to the self-tapping screw 202, and the side of the mounting base 201 is provided with a hidden groove 205 corresponding to the upper screw hole 203. This design facilitates the assembly and concealment of the self-tapping screw 202, making subsequent use more convenient.

[0026] As described in more detail in this embodiment, the bottom of the rear head shell 210 and the front head frame 220 are integrally provided with a lower insertion plate 206, and the lower insertion plate 206 is inserted into the upper side of the box body 100. The upper side of the box body 100 is provided with a lower slot 207 corresponding to the lower insertion plate 206. This design facilitates the side insertion and assembly of the end structure 200 and the box body 100, making operation and use more convenient and stable.

[0027] As described in more detail in this embodiment, a side insert strip 208 is integrally provided on the front side wall of the rear head shell 210, and the side insert strip 208 is inserted into the inside of the side of the front head frame 220. A side slot 209 corresponding to the side insert strip 208 is provided inside the side of the front head frame 220. This design facilitates mutual engagement during assembly and makes it easy to fit the end head structure 200 into the upper end of the box body 100, making it more convenient to use.

[0028] As described in more detail in this embodiment, an inner guide roller 230 is fitted on the inner side of the lower end of the end structure 200. A rod shaft is inserted through the inner guide roller 230, and a corresponding inner rotating shaft 231 is opened on the inner side of the front end frame 220. This design facilitates the assembly operation of the inner guide roller 230, allowing the inner guide roller 230 to guide the ribbon or ink ribbon in and out, making it more convenient to use.

[0029] As described in more detail in this embodiment, an inner shaft 311 is inserted inside the lower guide roller 310. The two ends of the inner shaft 311 are inserted into the front head frame 220 and the rear head shell 210. The front head frame 220 and the rear head shell 210 are provided with side sliding grooves 312 corresponding to the inner shaft 311 on both sides. A side screw head 313 is integrally provided on the outer end of the inner shaft 311. A support seat 314 is threaded on the outside of the side screw head 313. This design facilitates the support assembly and subsequent fine-tuning of the lower guide roller 310.

[0030] As described in more detail in this embodiment, a side seat 315 is mounted on the side of the support base 314. An inner retaining ball 316 is inserted inside the support base 314 and the side seat 315. A side screw 317 is fixed to the bottom of the inner retaining ball 316. The side screw 317 is threaded into the side frame 318. The side frame 318 is fixed to the upper side of the front head frame 220 and the rear head shell 210. This design facilitates the support of the support base 314 and the side seat 315 through the inner retaining ball 316 and the side screw 317, making fine-tuning easier.

[0031] Working principle: During assembly and use, the rear end head shell 210 and the front end head frame 220 are easily interlocked and combined with the side insert 208 and the side slot 209 to form the end structure 200. Then, with the cooperation of the lower insert plate 206 and the lower slot 207, the end structure 200 is easily inserted into the upper side of the main body 100. Further, the upper screw hole 203 and the lower screw hole 204 are used for auxiliary assembly and fixation with the cooperation of the self-tapping screw 202. The concealed countersunk groove 205 facilitates the concealment of the end of the self-tapping screw 202, making it... For greater convenience, the ink ribbon passes through the inner guide roller 230 during use, and is then guided by the cooperation of the lower guide roller 310 and the upper guide roller 320. As needed, the side screw 317 is turned, and with the cooperation of the inner retaining ball 316, the inner insert shaft 311 and the lower guide roller 310 are supported and finely adjusted by the cooperation of the support seat 314 and the side seat 315. With the cooperation of the side sliding groove 312, the distance between the lower guide roller 310 and the upper guide roller 320 is easily adjusted, making it more convenient to use. The operation ends here.

[0032] The above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model in any way. Those skilled in the art can readily implement this utility model based on the accompanying drawings and the above description. However, any modifications, alterations, or equivalent variations made by those skilled in the art without departing from the scope of the utility model's technical solution, utilizing the disclosed technical content, are considered equivalent embodiments of this utility model. Furthermore, any equivalent changes, alterations, or variations made to the above embodiments based on the essential technology of this utility model are still within the protection scope of this utility model's technical solution.

Claims

1. A feed end assembly for an ink cartridge, comprising a cartridge body (100), wherein an end structure (200) is mounted on the upper side of the cartridge body (100), and an auxiliary structure (300) is mounted at the upper outlet of the end structure (200), characterized in that: The lower part of the end structure (200) is integrally provided with a mounting base (201). The mounting base (201) is assembled to the upper part of the side wall of the main body (100) of the box by self-tapping screws (202). The end structure (200) includes a rear end head shell (210) located on the rear side and a front end head frame (220) located on the front side. The auxiliary structure (300) includes a lower guide roller (310) and an upper guide roller (320). The lower guide roller (310) and the upper guide roller (320) are internally assembled to the upper end of the end structure (200) by a rod shaft.

2. The ink cartridge feed end assembly according to claim 1, characterized in that: The upper side wall of the main body (100) of the box is provided with a lower screw hole (204) corresponding to the self-tapping screw (202), the inner side of the mounting base (201) is provided with an upper screw hole (203) corresponding to the self-tapping screw (202), and the side of the mounting base (201) is provided with a hidden groove (205) corresponding to the upper screw hole (203).

3. The ink cartridge feed end assembly according to claim 1, characterized in that: The bottom of the rear head shell (210) and the front head frame (220) are integrally provided with a lower insert plate (206), and the lower insert plate (206) is inserted into the upper side of the box body (100). The upper side of the box body (100) is provided with a lower slot (207) corresponding to the lower insert plate (206).

4. The ink cartridge feed end assembly according to claim 1, characterized in that: The front side wall of the rear head shell (210) is integrally provided with a side insert (208), and the side insert (208) is inserted into the side of the front head frame (220). The side of the front head frame (220) is provided with a side slot (209) corresponding to the side insert (208).

5. The ink cartridge feed end assembly according to claim 1, characterized in that: The lower inner side of the end structure (200) is equipped with an inner guide roller (230), and a rod shaft is inserted through the inner guide roller (230), and a corresponding inner rotating shaft (231) is opened on the inner side of the front end frame (220).

6. The ink cartridge feed end assembly according to claim 1, characterized in that: The lower guide roller (310) is equipped with an inner insert shaft (311). The two ends of the inner insert shaft (311) are inserted into the front head frame (220) and the rear head shell (210) on both sides. The front head frame (220) and the rear head shell (210) are provided with side sliding grooves (312) corresponding to the inner insert shaft (311) on both sides. The outer end of the inner insert shaft (311) is integrally provided with a side screw head (313). The side screw head (313) is threaded with a support seat (314).

7. The ink cartridge feed end assembly according to claim 6, characterized in that: The support base (314) is equipped with a side seat (315) on its side. An inner locking ball (316) is inserted inside the support base (314) and the side seat (315). A side screw (317) is fixed at the bottom of the inner locking ball (316). The side screw (317) is threaded into the side frame (318). The side frame (318) is fixed to the upper side of the front head frame (220) and the rear head shell (210).

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