Cleaning device for copying machine fixing roller

Abstract

The utility model relates to the technical field of fixing roller cleaning devices, and discloses a cleaning device for a copying machine fixing roller, which comprises a bottom plate, a cleaning mechanism is arranged at the top of the bottom plate, and a clamping mechanism is arranged at the top of the bottom plate. According to the cleaning device for the copying machine fixing roller, in the using process, the installation shaft is screwed out through the arranged bolt, the bolt drives the extrusion block to be far away from the clamping block, then the clamping block is pressed, the clamping block compresses the spring, and the clamping block is far away from the cleaning roller, so that the cleaning roller can be taken down from the outside of the installation shaft and the limiting rod, and a new cleaning roller is put in; the cleaning roller is sleeved outside the mounting shaft and the limiting rod, the cleaning roller extrudes the clamping block to slide into the mounting shaft and compresses the spring at the same time, after the cleaning roller is completely sleeved, the spring pushes the clamping block to extend out, then the bolt is twisted to drive the extrusion block, the extrusion block abuts against the clamping block, the clamping block is further fixed, and the position of the cleaning roller can be stably fixed. And the cleaning roller is convenient to replace, convenient to use and stable in fixation.

Description

Technical Field

[0001] The utility model relates to the technical field of fixing roller cleaning devices, in particular to a cleaning device for a fixing roller of a copier. Background Art

[0002] The fuser roller of a copier is the main device for fixing the copied toner image. It is a key component of the fuser part of the copier. After long-term use, the fuser roller may be sticky with a layer of toner, and black blocks and black strips will appear in the printed samples, and the toner of the image and text will be carried to other places. Therefore, a cleaning device is needed to clean the fuser roller.

[0003] According to the description of a photocopy machine fixing roller cleaning device disclosed in the patent website (authorization announcement number: CN 219143284U), "the utility model relates to the technical field of photocopy machine fixing roller cleaning, specifically a photocopy machine fixing roller cleaning device, including a workbench; a slide rail is installed on the workbench, a No. 1 hole is penetrated through the side of the slide block, a gear is installed at one end of the transmission rod, a rack is installed on the workbench, a No. 1 fixed plate is installed on one side of the movable plate, the output shaft of the No. 1 motor penetrates the No. 1 fixed plate and is installed with a sponge roller shaft, a nozzle plate is installed on the movable plate, when the threaded rod rotates, the movable plate will translate along the threaded rod, and the No. 1 motor will drive the sponge roller shaft to rotate after starting, and the pressure pump will pump the cleaning agent in the liquid storage box to the nozzle plate through a hose after starting, and when the transmission rod moves, the slide block will follow and perform horizontal reciprocating motion, thereby moving the sponge roller shaft on the surface of the fixing roller, so as to achieve the purpose of comprehensive cleaning, and compared with the traditional fixing roller cleaning device, the cleaning efficiency is higher and the cleaning is more comprehensive."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During the use of the utility model, since the device first fixes the fixing roller through the fixing plate and the third rotating disk, and then drives the sponge roller shaft to rotate through the first motor, the fixing roller is cleaned by the rotating sponge roller shaft. When the sponge roller shaft cleans the fixing roller, the stains on the surface of the fixing roller will adhere to the surface of the sponge roller shaft. After long-term use, too many impurities adhere to the surface of the sponge roller shaft, and the cleaning power decreases. However, the sponge roller shaft is fixed to the output end of the first motor and cannot be disassembled for cleaning, which is inconvenient to use. Therefore, it is necessary to improve a cleaning device for the fixing roller of a copier to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a cleaning device for a fixing roller of a copier to solve the problems raised in the above background technology.

[0007] To achieve the above object, the utility model provides the following technical solution: a cleaning device for a fixing roller of a copier, comprising a bottom plate, a cleaning mechanism is arranged on the top of the bottom plate, and a clamping mechanism is arranged on the top of the bottom plate.

[0008] The cleaning mechanism comprises a driving component and a mounting component. The driving component is arranged on the top of the bottom plate, and the mounting component is arranged inside the driving component.

[0009] Preferably, the driving assembly includes a first motor, the first motor is fixedly connected to the inside of the base plate, the output end of the first motor is fixedly connected to a one-way screw, the one-way screw is rotatably connected to the inside of the base plate, the external thread of the one-way screw is connected to a moving frame, the inside of the moving frame is rotatably connected to a spur gear, the outside of the spur gear is meshed with a toothed plate, the toothed plate is fixedly connected to the top of the base plate, the top of the spur gear is fixedly connected to a rotating shaft, the rotating shaft is rotatably connected to the inside of the moving frame, the end of the rotating shaft away from the spur gear is fixedly connected to a first bevel gear, the outside of the first bevel gear is meshed with a second bevel gear, the right side of the second bevel gear is fixedly connected to a positioning plate, the positioning plate is rotatably connected to the inside of the moving frame, and is used to drive the mounting shaft to rotate.

[0010] Preferably, the movable frame is provided with a through slot at a corresponding position of the spur gear, and the spur gear passes through the through slot, so as to facilitate the spur gear to mesh with the gear plate.

[0011] Preferably, the mounting assembly includes a mounting shaft, the mounting shaft is fixedly connected to the right side of the positioning plate, the outside of the mounting shaft is fixedly connected to a limiting rod, the mounting shaft and the outside of the limiting rod are movably connected to a cleaning roller, the inside of the mounting shaft is slidably connected to a clamping block, a spring is fixedly connected between the clamping block and the mounting shaft, the internal thread of the mounting shaft is connected to a bolt, one end of the bolt close to the clamping block is rotatably connected to an extrusion block, and the extrusion block is slidably connected to the inside of the mounting shaft to facilitate disassembly of the cleaning roller.

[0012] Preferably, the mounting shaft is provided with a slide groove at a corresponding position of the extrusion block, and the extrusion block slides inside the slide groove, the extrusion block contacts the clamping block, and the clamping block contacts the cleaning roller, so as to fix the position of the clamping block.

[0013] Preferably, the clamping mechanism includes a slide rail, which is fixedly connected to the top of the base plate, the outer side of the slide rail is slidably connected to a connecting frame, the right side of the connecting frame is fixedly connected to a second motor, the output end of the second motor is fixedly connected to a bidirectional screw, the bidirectional screw is rotatably connected to the inside of the connecting frame, the external thread of the bidirectional screw is connected to a movable plate, the outer side of the movable plate is fixedly connected to a third motor, the output end of the third motor is fixedly connected to a fixed disk, and the fixed disk is rotatably connected to the inside of the movable plate to fix the fixing roller.

[0014] Preferably, two movable plates are provided, and the two movable plates are symmetrically slidably connected inside the connecting frame to symmetrically fix the fixing roller.

[0015] Compared with the prior art, the utility model provides a cleaning device for a fixing roller of a copier, which has the following beneficial effects:

[0016] 1. The cleaning device for the fixing roller of a copier, during use, the installation shaft is unscrewed by a set bolt, the bolt drives the extrusion block, the extrusion block is away from the card block, and then the card block is pressed, the card block compresses the spring, the card block is away from the cleaning roller, the cleaning roller can be removed from the installation shaft and the outside of the limit rod, a new cleaning roller is put in, the cleaning roller is sleeved on the outside of the installation shaft and the limit rod, the cleaning roller extrusion card block slides into the inside of the installation shaft and compresses the spring at the same time, after the cleaning roller is completely sleeved, the spring pushes the card block out, and then the bolt is twisted to drive the extrusion block, so that the extrusion block supports the card block, and the card block is further fixed, so that the position of the cleaning roller can be stably fixed, which is convenient for replacing the cleaning roller, convenient to use, and stable to fix.

[0017] 2. The cleaning device for the fixing roller of a copier, during use, drives the bidirectional screw through the second motor, the bidirectional screw drives the moving plate, the moving plate drives the fixed plate to clamp the fixing roller, and then the third motor drives the fixed plate, the fixed plate can drive the fixing roller to rotate, and the fixing roller is cleaned by the cleaning roller. The fixing roller can be adjusted according to the length of the fixing roller, stably clamped and can drive the fixing roller to rotate, so as to cooperate with the cleaning roller for cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0020] Figure 2This is a schematic diagram of the structure of the drive assembly of the utility model;

[0021] Figure 3 This is a schematic diagram of the exploded structure of the installation assembly of the utility model;

[0022] Figure 4 This is a schematic diagram of the cross-sectional structure of the installation assembly of the utility model;

[0023] Figure 5 This is a schematic diagram of the structure of the clamping mechanism of the utility model.

[0024] In the figure: 1. bottom plate; 2. cleaning mechanism; 21. driving assembly; 211. first motor; 212. one-way screw; 213. moving frame; 214. spur gear; 215. toothed plate; 216. rotating shaft; 217. first bevel gear; 218. second bevel gear; 219. positioning plate; 22. mounting assembly; 221. mounting shaft; 222. limiting rod; 223. cleaning roller; 224. clamping block; 225. spring; 226. bolt; 227. extrusion block; 3. clamping mechanism; 31. slide rail; 32. connecting frame; 33. second motor; 34. two-way screw; 35. moving plate; 36. third motor; 37. fixed plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Embodiment 1:

[0028] See also Figure 1-4 The utility model provides a technical solution: a cleaning device for a fixing roller of a copier, comprising a bottom plate 1, a cleaning mechanism 2 is arranged on the top of the bottom plate 1, and a clamping mechanism 3 is arranged on the top of the bottom plate 1.

[0029] The cleaning mechanism 2 includes a driving assembly 21 and a mounting assembly 22 . The driving assembly 21 is disposed on the top of the base plate 1 , and the mounting assembly 22 is disposed inside the driving assembly 21 .

[0030] Furthermore, the driving assembly 21 includes a first motor 211, which is fixedly connected to the inside of the base plate 1, and the output end of the first motor 211 is fixedly connected to a one-way screw 212, which is rotatably connected to the inside of the base plate 1, and the external thread of the one-way screw 212 is connected to a moving frame 213, and the inside of the moving frame 213 is rotatably connected to a spur gear 214, and the outside of the spur gear 214 is meshed with a toothed plate 215, and the toothed plate 215 is fixedly connected to the top of the base plate 1, and the top of the spur gear 214 is fixedly connected to a rotating shaft 216, and the rotating shaft 216 is rotatably connected to the inside of the moving frame 213, and the end of the rotating shaft 216 away from the spur gear 214 is fixedly connected to a first bevel gear 217, and the outside of the first bevel gear 217 is meshed with a second bevel gear 218, and the right side of the second bevel gear 218 is fixedly connected to a positioning plate 219, and the positioning plate 219 is rotatably connected to the inside of the moving frame 213, so as to drive the mounting shaft 221 to rotate.

[0031] Furthermore, the moving frame 213 is provided with a through slot at a position corresponding to the spur gear 214 , and the spur gear 214 passes through the through slot, so that the spur gear 214 is easy to mesh with the gear plate 215 .

[0032] Furthermore, the mounting assembly 22 includes a mounting shaft 221, which is fixedly connected to the right side of the positioning plate 219, the mounting shaft 221 is externally fixedly connected to a limiting rod 222, the mounting shaft 221 and the limiting rod 222 are externally movably connected to a cleaning roller 223, the mounting shaft 221 is internally slidably connected to a clamping block 224, a spring 225 is fixedly connected between the clamping block 224 and the mounting shaft 221, the mounting shaft 221 is internally threadedly connected to a bolt 226, the end of the bolt 226 close to the clamping block 224 is rotatably connected to an extrusion block 227, and the extrusion block 227 is slidably connected to the inside of the mounting shaft 221 to facilitate the disassembly of the cleaning roller 223.

[0033] Furthermore, the mounting shaft 221 is provided with a slide groove at a corresponding position of the extrusion block 227 , and the extrusion block 227 slides inside the slide groove, the extrusion block 227 contacts the block 224 , and the block 224 contacts the cleaning roller 223 , so as to fix the position of the block 224 .

[0034] Embodiment 2:

[0035] See also Figure 5, and combined with Example 1, it is further obtained that the clamping mechanism 3 includes a slide rail 31, the slide rail 31 is fixedly connected to the top of the bottom plate 1, the outside of the slide rail 31 is slidably connected to a connecting frame 32, the right side of the connecting frame 32 is fixedly connected to a second motor 33, the output end of the second motor 33 is fixedly connected to a bidirectional screw 34, the bidirectional screw 34 is rotatably connected to the inside of the connecting frame 32, the external thread of the bidirectional screw 34 is connected to a moving plate 35, the outer side of the moving plate 35 is fixedly connected to a third motor 36, the output end of the third motor 36 is fixedly connected to a fixed disk 37, and the fixed disk 37 is rotatably connected to the inside of the moving plate 35, so as to fix the fixing roller.

[0036] Furthermore, two movable plates 35 are provided, and the two movable plates 35 are symmetrically slidably connected inside the connecting frame 32 to symmetrically fix the fixing roller.

[0037] In actual operation, when the device is used, the bolt 226 is twisted, the bolt 226 is screwed out of the installation shaft 221, the bolt 226 drives the extrusion block 227, the extrusion block 227 is away from the block 224, and then the block 224 is pressed, the block 224 compresses the spring 225, the block 224 is away from the cleaning roller 223, and the cleaning roller 223 can be removed from the outside of the installation shaft 221 and the limiting rod 222, the limiting rod 222 is used to limit the cleaning roller 223, the first motor 211 drives the one-way screw 212, the one-way screw 212 drives the moving frame 213, the moving frame 213 drives the spur gear 214 to move, the spur gear 214 engages the toothed plate 215 when moving, and the spur gear 214 rotates to drive the rotating shaft 21 6. The rotating shaft 216 drives the first bevel gear 217, the first bevel gear 217 drives the second bevel gear 218, the second bevel gear 218 drives the positioning plate 219, the positioning plate 219 drives the mounting shaft 221, the mounting shaft 221 can drive the cleaning roller 223 to rotate, the fixing roller is placed inside the fixed plate 37, and then the second motor 33 drives the bidirectional screw 34, the bidirectional screw 34 drives the moving plate 35, the moving plate 35 drives the fixed plate 37 to clamp the fixing roller, and then the third motor 36 drives the fixed plate 37, the fixed plate 37 can drive the fixing roller to rotate, and then the connecting frame 32 slides outside the slide rail 31, so that the fixing roller contacts the cleaning roller 223, and the cleaning roller 223 can clean it.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A cleaning device for a fixing roller of a copier, comprising a bottom plate (1), characterized in that: A cleaning mechanism (2) is provided on the top of the bottom plate (1), and a clamping mechanism (3) is provided on the top of the bottom plate (1); The cleaning mechanism (2) comprises a driving component (21) and a mounting component (22), wherein the driving component (21) is arranged on the top of the bottom plate (1), and the mounting component (22) is arranged inside the driving component (21); The driving assembly (21) comprises a first motor (211), the first motor (211) is fixedly connected to the inside of the base plate (1), the output end of the first motor (211) is fixedly connected to a one-way screw (212), the one-way screw (212) is rotatably connected to the inside of the base plate (1), the external thread of the one-way screw (212) is threadably connected to a moving frame (213), the internal part of the moving frame (213) is rotatably connected to a spur gear (214), the external part of the spur gear (214) is meshed with a toothed plate (215), the toothed plate (215) is fixedly connected to the outside of the base plate (1), and the toothed plate (215) is fixedly connected to the inside of the base plate (1). The spur gear (214) is fixedly connected to the top of the bottom plate (1); the top of the spur gear (214) is fixedly connected to a rotating shaft (216); the rotating shaft (216) is rotatably connected to the inside of the moving frame (213); the end of the rotating shaft (216) away from the spur gear (214) is fixedly connected to a first bevel gear (217); the outside of the first bevel gear (217) is meshed with a second bevel gear (218); the right side of the second bevel gear (218) is fixedly connected to a positioning plate (219); the positioning plate (219) is rotatably connected to the inside of the moving frame (213); The mounting assembly (22) comprises a mounting shaft (221), wherein the mounting shaft (221) is fixedly connected to the right side of the positioning plate (219), the outside of the mounting shaft (221) is fixedly connected to a limiting rod (222), the outside of the mounting shaft (221) and the limiting rod (222) are movably connected to a cleaning roller (223), the inside of the mounting shaft (221) is slidably connected to a clamping block (224), a spring (225) is fixedly connected between the clamping block (224) and the mounting shaft (221), the inside of the mounting shaft (221) is threadedly connected to a bolt (226), one end of the bolt (226) close to the clamping block (224) is rotatably connected to an extrusion block (227), and the extrusion block (227) is slidably connected to the inside of the mounting shaft (221); The clamping mechanism (3) comprises a slide rail (31), wherein the slide rail (31) is fixedly connected to the top of the base plate (1), the outside of the slide rail (31) is slidably connected to a connecting frame (32), the right side of the connecting frame (32) is fixedly connected to a second motor (33), the output end of the second motor (33) is fixedly connected to a bidirectional screw (34), the bidirectional screw (34) is rotatably connected to the inside of the connecting frame (32), the external thread of the bidirectional screw (34) is connected to a moving plate (35), the outer side of the moving plate (35) is fixedly connected to a third motor (36), the output end of the third motor (36) is fixedly connected to a fixed disk (37), and the fixed disk (37) is rotatably connected to the inside of the moving plate (35).

2. A cleaning device for a fixing roller of a copier according to claim 1, characterized in that: The movable frame (213) is provided with a through slot at a position corresponding to the spur gear (214), and the spur gear (214) passes through the through slot.

3. The cleaning device for a fixing roller of a copier according to claim 1, characterized in that: The installation shaft (221) is provided with a slide groove at a corresponding position of the extrusion block (227), and the extrusion block (227) slides inside the slide groove, the extrusion block (227) is in contact with the clamping block (224), and the clamping block (224) is in contact with the cleaning roller (223).

4. The cleaning device for a fixing roller of a copier according to claim 1, characterized in that: Two movable plates (35) are provided, and the two movable plates (35) are symmetrically slidably connected inside the connecting frame (32).

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