Powder supply barrel capable of discharging powder smoothly and copying machine

Abstract

The utility model discloses a powder supply barrel capable of discharging powder smoothly. The powder supply barrel comprises a barrel body, a driving frame, a butt joint frame, a first stirring part and a second stirring part, the front end of the cylinder is provided with a first powder outlet, and the rear end is provided with a powder feeding port; the driving frame is arranged at the front end of the cylinder body, a driving gear is arranged on the driving frame, and a second powder outlet communicated with the first powder outlet is formed in the driving frame; the butt joint frame is arranged on the driving frame in a sleeving manner; the first stirring part is arranged on the driving frame; the second stirring part is limited between the driving frame and the first stirring part, and a plurality of spiral channels communicated with the first powder outlet are limited on the first stirring part and the second stirring part; by means of the structure, when the driving frame drives the first stirring part and the second stirring part to rotate, carbon powder in the cylinder body is discharged through the powder outlet along the spiral channel to be provided for the copying machine to be used, the powder outlet cannot be blocked, the carbon powder can be better discharged through the powder outlet, the powder discharging smoothness is improved, and the use requirement is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of printing supplies, especially to a powder supply cylinder with smooth powder discharge and a copying machine. BACKGROUND

[0002] The powder supply device of the copying machine is a core component of the copying machine, and the powder supply device is connected with the copying machine to realize powder supply. A powder stirring frame is arranged on the powder supply cylinder to stir the toner in the cylinder body. The toner is discharged through the powder outlet of the cylinder body and then provided to the copying machine. For example, a powder supply cylinder with a powder stirring mechanism arranged in the cylinder body is disclosed in Chinese patent 2019207091902. The powder stirring mechanism is driven to rotate in the cylinder body by a gear drive, thereby discharging the toner in the cylinder body. However, in the powder supply cylinder with this structure, the stirring frame is in the shape of a long strip and is directly connected to the powder outlet of the cylinder body. This not only causes a certain obstruction to the powder outlet, but also only the stirring frame plays a role in stirring the toner, and the powder discharge effect of the toner cannot be further improved. Therefore, there is an urgent need for a powder supply cylinder with smooth powder discharge and a copying machine to solve the above problems. SUMMARY

[0003] The utility model aims at least to solve one of the technical problems existing in the prior art. To this end, the utility model provides a powder supply cylinder with smooth powder discharge and a copying machine.

[0004] The technical scheme adopted by one embodiment of the utility model to solve the technical problem thereof is as follows: a powder supply cylinder with smooth powder discharge, comprising a cylinder body, a drive frame, a butt joint frame, a first stirring part and a second stirring part.

[0005] The front end of the cylinder body has a first powder outlet, and the rear end has a powder adding port.

[0006] The drive frame is arranged at the front end of the cylinder body and has a drive gear arranged thereon. The drive frame has a second powder outlet in communication with the first powder outlet.

[0007] The butt joint frame is sleeved on the drive frame and is used for butt joint to the copying machine.

[0008] The first stirring part is arranged on the drive frame.

[0009] The second stirring part is defined between the drive frame and the first stirring part. The first stirring part and the second stirring part define a plurality of spiral channels in communication with the first powder outlet.

[0010] As one of the preferred embodiments of the utility model, the first stirring part comprises first and second spiral blades arranged oppositely. A plurality of spiral channels are defined between the first and second spiral blades. One end of the first spiral blade is connected to one end of the second spiral blade. The other end of the first spiral blade and the other end of the second spiral blade extend away from the cylinder body. The second stirring part is defined between the first spiral blade, the second spiral blade and the drive frame.

[0011] As one of the preferred embodiments of the utility model, the first stirring part is connected with the driving frame through the bolt connection structure.

[0012] As one of the preferred embodiments of the utility model, the second stirring part comprises oppositely arranged third spiral blades and fourth spiral blades, a plurality of spiral channels are defined between the third spiral blades and the fourth spiral blades, one end of the third spiral blade is connected with one end of the fourth spiral blade, and the other end of the third spiral blade and the other end of the fourth spiral blade extend towards the barrel.

[0013] As one of the preferred embodiments of the utility model, the first stirring part is connected with the second stirring part through the limiting structure, for limiting the circumferential rotation between the first stirring part and the second stirring part.

[0014] As one of the preferred embodiments of the utility model, the limiting structure comprises a limiting groove arranged on the first stirring part and a limiting block arranged on the second stirring part, and the limiting block can extend into the limiting groove when the second stirring part is arranged between the first stirring part and the driving frame.

[0015] As one of the preferred embodiments of the utility model, the driving gear is integrally formed with the driving frame.

[0016] As one of the preferred embodiments of the utility model, the side wall of the barrel is provided with an inwardly recessed advancing groove, for driving the forward movement of the toner in the barrel.

[0017] As one of the preferred embodiments of the utility model, the rear end of the barrel is provided with a toner adding device for closing or opening the toner adding port.

[0018] A copying machine comprises the toner supply barrel.

[0019] The toner supply barrel has the advantages that: the toner supply barrel can smoothly discharge toner, comprises a barrel, a driving frame, a butt joint frame, a first stirring part and a second stirring part, the front end of the barrel is provided with a first toner discharge port, and the rear end of the barrel is provided with a toner adding port; the driving frame is arranged at the front end of the barrel and is provided with a driving gear; the driving frame is provided with a second toner discharge port in communication with the first toner discharge port; the butt joint frame is arranged on the driving frame and is used for butt joint to the copying machine; the first stirring part is arranged on the driving frame; the second stirring part is defined between the driving frame and the first stirring part, and a plurality of spiral channels in communication with the first toner discharge port are defined on the first stirring part and the second stirring part; when the driving frame drives the first stirring part and the second stirring part to rotate, the toner in the barrel is discharged through the spiral channels and the toner discharge port, so as to be provided to the copying machine, the toner discharge port is not hindered, the toner can be better discharged from the toner discharge port, the smoothness of toner discharge is improved, and the use requirement is met. BRIEF DESCRIPTION OF DRAWINGS

[0020] The above and / or additional aspects and advantages of the present application will become apparent and more readily appreciated from the following description, taken in conjunction with the following drawings of which:

[0021] Figure 1 It is a structure diagram of a powder supply cylinder which can smoothly discharge powder.

[0022] Figure 2 It is an exploded view of a powder supply cylinder which can smoothly discharge powder.

[0023] Figure 3 It is a structure diagram of the first stirring part and the second stirring part in a separated state.

[0024] Figure 4 It is a structure diagram of the first stirring part and the second stirring part in a combined state. DETAILED DESCRIPTION

[0025] This part will describe the specific embodiments of the present application in detail, and the preferred embodiments of the present application are shown in the drawings. The drawings are used to supplement the description of the text part in the description, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the present application. However, it cannot be understood as a limitation on the protection scope of the present application.

[0026] In the description of the present application, the meaning of multiple is more than two, greater than, less than, more than, etc. It is understood as not including the number, and above, below, etc. It is understood as including the number. If it is described as first, second, it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or the sequence of indicated technical features.

[0027] In the description of the present application, it is understood that the position description, such as the position or location relationship indicated by up, down, front, back, left, right, etc. Is based on the position or location relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and is not an indication or implication that the device or element indicated must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present application.

[0028] In the present application, unless otherwise explicitly limited, the words "set", "install", "connect" and the like should be broadly understood, for example, they can be directly connected, or indirectly connected through an intermediate medium; It can be fixedly connected, or it can be detachably connected, or it can be integrally formed; It can be mechanically connected; It can be the internal communication or interaction relationship of two elements. The skilled in the art can reasonably determine the specific meaning of the above words in the present application in combination with the specific content of the technical scheme.

[0029] ReferenceFigures 1 to 4 The utility model provides a powder supply cylinder with smooth powder outlet, which comprises a cylinder body 10, a driving frame 20, a butt joint frame 30, a first stirring part 40 and a second stirring part 50.

[0030] The front end of the cylinder body 10 is provided with a first powder outlet 11, and the rear end is provided with a powder adding port 12.

[0031] The driving frame 20 is arranged at the front end of the cylinder body 10 and is provided with a driving gear 60. The driving frame 20 is provided with a second powder outlet 21 which is in communication with the first powder outlet 11.

[0032] The butt joint frame 30 is sleeved on the driving frame 20 and is used for butt joint to a copying machine.

[0033] The first stirring part 40 is arranged on the driving frame 20.

[0034] The second stirring part 50 is limited between the driving frame 20 and the first stirring part 40. The first stirring part 40 and the second stirring part 50 are provided with a plurality of spiral channels 70 which are in communication with the first powder outlet 11.

[0035] In the utility model, during assembly, the second stirring part 50 is placed between the driving frame 20 and the first stirring part 40, and then the first stirring part 40 is connected to the driving frame 20, so that the second stirring part 50 is limited between the driving frame 20 and the first stirring part 40. The driving frame 20, the first stirring part 40 and the second stirring part 50 form a driving and stirring main body. In some possible embodiments, the first stirring part 40 is connected to the driving frame 20 through a bolt connection structure 80. Further, the driving and stirring main body is arranged at the front end of the cylinder body 10, so that the first stirring part 40 and the second stirring part 50 are located in the cylinder body 10 and the cylinder body 10 rotates synchronously with the driving and stirring main body. The butt joint frame 30 is sleeved on the driving and stirring main body, specifically, the butt joint frame 30 is sleeved on the driving frame 20.

[0036] During use, the butt joint frame 50 is butt jointed to a butt joint structure in the copying machine, so that the powder supply cylinder is placed in the copying machine. The driving gear 60 is butt jointed to a driving mechanism in the copying machine, so that the cylinder body 10, the driving frame 20, the first stirring part 40 and the second stirring part 50 rotate synchronously. In some embodiments, the side wall of the cylinder body 10 is provided with a concave advancing groove 13 which is used for driving the forward movement of the carbon powder in the cylinder body 10. When the cylinder body 10 rotates, the carbon powder in the cylinder body 10 is pushed forward until the carbon powder is discharged through the spiral channels 70, the first powder outlet 11 and the second powder outlet 21 for use in the copying machine.

[0037] Reference Figures 2 to 4In some embodiments, the first stirring part 40 comprises a first helical blade 41 and a second helical blade 42 arranged oppositely, and a plurality of helical channels 70 are defined between the first helical blade 41 and the second helical blade 42. One end of the first helical blade 41 is connected to one end of the second helical blade 42, and the other end of the first helical blade 41 and the other end of the second helical blade 42 extend away from the barrel 10. The second stirring part 50 is defined between the first helical blade 41, the second helical blade 42 and the driving frame 20. In some embodiments, the second stirring part 50 comprises a third helical blade 51 and a fourth helical blade 52 arranged oppositely, and a plurality of helical channels 70 are defined between the third helical blade 51 and the fourth helical blade 52. One end of the third helical blade 51 is connected to one end of the fourth helical blade 52, and the other end of the third helical blade 51 and the other end of the fourth helical blade 52 extend towards the barrel 10.

[0038] During assembly, the first stirring part 40 and the second stirring part 50 are first placed in a state of Figure 3 , i.e. the other end of the third helical blade 51 and the fourth helical blade 52 of the second stirring part 50 are arranged opposite to the other end of the first helical blade 41 and the second helical blade 42 of the first stirring part 40. Then, the first stirring part 40 and the second stirring part 50 are inserted together to form a state of Figure 4 . The helical channels 70 comprise a first helical channel on the first stirring part 40 and a second helical channel on the second stirring part 50. The first helical channel and the second helical channel are in communication with each other after the first stirring part 40 and the second stirring part 50 are assembled into one body, and the toner moves in the helical channels 70.

[0039] Referring to Figures 2 to 4 , in some embodiments, the first stirring part 40 is connected to the second stirring part 50 through a limiting structure 90 for limiting the circumferential rotation between the first stirring part 40 and the second stirring part 50. As a preferred embodiment of the limiting structure 90, the limiting structure 90 comprises a limiting groove 91 arranged on the first stirring part 40 and a limiting block 92 arranged on the second stirring part 50. The limiting block 92 can extend into the limiting groove 91 when the second stirring part 50 is arranged between the first stirring part 40 and the driving frame 20. This arrangement can avoid the relative rotation between the first stirring part 40 and the second stirring part 50 during the normal operation of the toner cartridge, thereby affecting the toner supply effect.

[0040] Referring to Figures 1 to 4 , in some embodiments, the driving gear 60 is integrally formed with the driving frame 20, which can reduce the production cost and the assembly process, thereby reducing the assembly cost.

[0041] Referring to Figures 1 to 4 , in some embodiments, the rear end of the barrel 10 is provided with a toner adding device 14 for closing or opening the toner adding port 12.

[0042] The utility model still provides a copying machine, including the powder supply cylinder.

[0043] The utility model discloses an advantage lies in: through above -mentioned structure can make drive frame when driving first stirring part and second stirring part rotate, the carbon powder in cylinder body is along spiral channel and is discharged through powder outlet, provides for copying machine use, not only can not cause the hindrance to powder outlet, but also can better discharge from powder outlet, improves the smoothness of powder, satisfies use demand.

[0044] Of course, the utility model is not limited to the above-mentioned implementation, and the skilled person in the art can make equivalent transformation or replacement without departing from the spirit of the utility model, and these equivalent transformations and replacements are all included in the range defined by the claims of the present application.

Claims

1. A powder supplying cartridge capable of smoothly discharging powder, characterized by: The device comprises a barrel (10), a driving frame (20), a docking frame (30), a first stirring part (40) and a second stirring part (50). The barrel (10) is provided with a first powder outlet (11) at the front end and a powder adding port (12) at the rear end. The driving frame (20) is arranged at the front end of the barrel (10) and is provided with a driving gear (60) thereon. The docking frame (30) is sleeved on the driving frame (20) and is used for docking on a copying machine. The first stirring part (40) is arranged on the driving frame (20). The second stirring part (50) is defined between the driving frame (20) and the first stirring part (40), and a plurality of spiral channels (70) are defined on the first stirring part (40) and the second stirring part (50) and are in communication with the first powder outlet (11).

2. The powder supply cartridge of claim 1, wherein: The first stirring part (40) comprises oppositely arranged first and second spiral blades (41, 42), a plurality of spiral channels (70) are defined between the first and second spiral blades (41, 42), one end of the first spiral blade (41) is connected to one end of the second spiral blade (42), the other end of the first spiral blade (41) extends away from the barrel (10) together with the other end of the second spiral blade (42), and the second stirring part (50) is defined between the first and second spiral blades (41, 42) and the driving frame (20).

3. The powder supply cartridge of claim 1, wherein: The first stirring part (40) is connected to the driving frame (20) through a bolt connection structure (80).

4. The powder supply cartridge of claim 1, wherein: The second stirring part (50) comprises oppositely arranged third and fourth spiral blades (51, 52), a plurality of spiral channels (70) are defined between the third and fourth spiral blades (51, 52), one end of the third spiral blade (51) is connected to one end of the fourth spiral blade (52), and the other end of the third spiral blade (51) extends towards the barrel (10) together with the other end of the fourth spiral blade (52).

5. The powder supply cartridge of claim 1, wherein: The first stirring part (40) is connected to the second stirring part (50) through a limiting structure (90) for limiting the circumferential rotation between the first and second stirring parts (40, 50).

6. The powder supplying cartridge according to claim 5, wherein: The limiting structure (90) comprises a limiting groove (91) arranged on the first stirring part (40) and a limiting block (92) arranged on the second stirring part (50), and the limiting block (92) can extend into the limiting groove (91) when the second stirring part (50) is arranged between the first stirring part (40) and the driving frame (20).

7. The powder delivery cartridge of claim 1, wherein: The driving gear (60) is integrally formed with the driving frame (20).

8. The powder supplying cartridge of claim 1, wherein: The barrel (10) is provided with an inner recessed advancing groove (13) on the side wall for driving the forward movement of the toner in the barrel (10).

9. The powder delivery cartridge of claim 1, wherein: A powder feeding device (14) is arranged at the rear end of the barrel (10) to close or open the powder feeding opening (12).

10. A copying machine characterized by comprising: A powder feeding device (14) is arranged at the rear end of the barrel (10) to close or open the powder feeding opening (12). A powder feeding device (14) is arranged at the rear end of the barrel (10) to close or open the powder feeding opening (12).

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