CN215679051U

CN215679051U - Charging roller mounting device

Info

Publication number: CN215679051U
Application number: CN202121041942.6U
Authority: CN
Inventors: 邓家来
Original assignee: Suzhou Tiancai Textile Arts & Crafts Co ltd
Current assignee: Suzhou Tiancai Textile Arts & Crafts Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2022-01-28
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses a charging roller mounting device, which comprises a toner cartridge body and a charging roller, wherein one end of the toner cartridge body, which is used for mounting the charging roller, is provided with a first open slot, guide blocks extending into the guide rails are fixedly arranged on two sides of the annular block, a return spring is arranged between the guide blocks and the guide rails, a moving component which can drive the annular block to move along the guide rail so as to be matched with the first annular mounting groove is arranged on the first open groove, one end of the first open slot is provided with a driving mechanism which can sequentially drive the driving component and the moving component, when the utility model needs to be replaced, the annular frame a and the annular block b wrapping one end of the charging roller can be opened only by rotating the circular plate without disassembling the toner cartridge, when the old charging roller is taken out and replaced with a new one, the charging roller can be fixed again by reversing the circular plate, so that a user can easily replace the charging roller without disassembling the toner cartridge.

Description

Charging roller mounting device

Technical Field

The utility model relates to the field of toner cartridges, in particular to a charging roller mounting device.

Background

In the in-service use, because the time of printer work is long, the roller that charges takes place wearing and tearing, and in case the roller that charges takes place wearing and tearing back, the paper that prints will become fuzzy, so need change the roller that charges, but change the roller that charges and need dismantle the selenium drum, in case the part of dismantling at the process selenium drum of dismantling is not put neatly, when needs are put back, just be difficult to the accurate part dress back in the selenium drum, in case the part dress is wrong, the selenium drum just can't normally work.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a charge roller installation device.

In order to achieve the purpose, the utility model adopts the following scheme:

a charging roller mounting device comprises a toner cartridge body and a charging roller, wherein one end of the toner cartridge body for mounting the charging roller is provided with a first open groove, one end of a mounting shaft of the charging roller is provided with a first annular mounting groove, a semicircular shell is arranged in the first open groove, a semicircular lug capable of being matched with the first annular mounting groove is fixedly arranged on the axis of the semicircular shell, the inner wall of the semicircular shell is sequentially provided with a first annular guide groove and a second annular guide groove which are coaxial with the semicircular shell, annular frames are respectively arranged on the first annular guide groove and the second annular guide groove, the semicircular shell is provided with a driving assembly capable of simultaneously driving the annular frames to rotate so as to be matched with the semicircular shell into a whole circle, guide rails are arranged on two sides of each annular frame, an annular block capable of being matched with the first annular mounting groove is arranged between the guide rails, and guide blocks extending into the guide rails are fixedly arranged on two sides of the annular blocks, the utility model is characterized in that a return spring is arranged between the guide block and the guide rail, the first open groove is provided with a moving assembly which can drive the annular block to move along the guide rail so as to be matched with the first annular mounting groove, and one end of the first open groove is provided with a driving mechanism which can sequentially drive the driving assembly and the moving assembly.

Preferably, the annular frame comprises an annular frame a arranged on the first annular guide groove and an annular frame b arranged on the second annular guide groove, the annular blocks a between the annular frames a and the annular blocks b between the annular frames b, and the diameter of the annular frame b is larger than the diameter of the annular frame a plus the distance of the annular blocks a moving up and down.

Preferably, the ring blocks a and b can be combined with the semicircular ring convex blocks to form a complete circle after moving along the guide rail.

Furthermore, the moving assembly comprises a first rotating shaft which is rotatably arranged on a semicircular shell, a first gear is fixedly arranged at one end of the first rotating shaft, a second gear which can be connected with a driving mechanism is fixedly arranged at the other end of the first rotating shaft, a first arc-shaped rack which can extend out of a first annular guide groove is fixedly arranged at one end of the annular frame a, a second arc-shaped rack which can extend out of a second annular guide groove is fixedly arranged at one end of the annular frame b, a third gear which can be meshed with the first arc-shaped rack is arranged on the semicircular shell, a first belt is sleeved on the rotating shaft of the third gear and the first rotating shaft, a fourth gear which can be meshed with the second arc-shaped rack is arranged on the semicircular shell, a fifth gear which can be connected with the first gear is arranged on the semicircular shell, a second belt is sleeved on the rotating shaft of the fifth gear and the rotating shaft of the fourth gear, and the annular frame a and the annular frame b can move relatively under the driving of the gears, thereby closing into a circular ring to enclose one end of the charging roller.

Further, actuating mechanism is including setting up the second annular mounting groove on the semi-circular shell inner wall rotate on the second annular mounting groove and be equipped with the plectane is close to semi-circular shell one side and fixedly is equipped with the half tooth gear plectane one side is equipped with the cross recess that makes things convenient for the rotation, the half tooth gear is connected with the second gear, the half tooth gear is connected with the removal subassembly.

Further, the moving assembly comprises a T-shaped guide rail arranged on the first slot, a T-shaped block is arranged on the T-shaped guide rail, a moving plate is fixedly arranged on the T-shaped block, a threaded cylinder is fixedly arranged on the moving plate, a fixed plate is arranged on one side of the threaded cylinder, a threaded rod which can be connected with the threaded cylinder is rotatably arranged on the fixed plate, a sixth gear which can be connected with the half-tooth gear is fixedly arranged at one end of the threaded rod, a first inclined plane block is arranged on the outer wall of the annular block a at the position of the guide rail, a second inclined plane block is arranged on the outer wall of the annular block b at the position of the guide rail, an inclined plane rod capable of downwards extruding the first inclined plane block and the second inclined plane block is arranged on the moving plate, when the threaded rod rotates, the inclined plane rod is inserted into the guide rail and then extrudes the first inclined plane block and the second inclined plane block, so that the ring blocks a and b can be combined with the semicircular ring convex blocks to form a complete circle after moving along the guide rail.

To sum up, utility model is for its beneficial effect of prior art: when the charging roller needs to be replaced, the annular frame a and the annular block b wrapping one end of the charging roller can be opened only by rotating the circular plate without detaching the toner cartridge, the old charging roller is taken out, a new charging roller is replaced, and the charging roller can be fixed again by reversing the circular plate, so that a user can easily replace the charging roller without detaching the toner cartridge.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a cross-sectional view of the present invention.

Fig. 4 is an enlarged view taken from a-a of fig. 1 in accordance with the present invention.

Fig. 5 is an enlarged view taken from B-B of fig. 2 according to the present invention.

Fig. 6 is an enlarged view taken at C-C in fig. 3 according to the present invention.

Description of reference numerals: 1. a selenium drum body; 2. a charging roller; 3. a first slot; 4. a first annular mounting groove; 5. a semi-circular shell; 6. a semicircular ring projection; 7. a first annular guide groove; 8. a second annular guide groove; 20. an annular frame; 9. a guide rail; 60. a ring block; 10. a guide block; 11. a return spring; 80. a drive assembly; 100. a drive mechanism; 21. an annular frame a; 22. an annular frame b; 23. a ring block a; 24. a ring block b; 81. a first rotating shaft; 82. a first gear; 83. a second gear; 84. a first arc-shaped rack; 86. a second arc-shaped rack; 87. a third gear; 88. a first belt; 89. a fourth gear; 90. a fifth gear; 91. a second belt; 101. a second annular mounting groove; 102. a circular plate; 103. a half-tooth gear; 104. a cross groove; 41. a T-shaped block; 42. moving the plate; 43. a threaded barrel; 44. a fixing plate; 45. a threaded rod; 46. a sixth gear; 47. a first bevel block; 48. a second bevel block; 49. a beveled rod.

Detailed Description

The following detailed description provides many different embodiments or examples for implementing the utility model. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numbers, such as repeated numbers and/or letters, may be used in various embodiments. These iterations are for simplicity and clarity of describing the utility model, and are not intended to represent a particular relationship between the various embodiments and/or structures discussed.

Furthermore, spatially relative terms, such as "below" … "," below "," inside-out "," above "," upper "and the like, may be used herein to facilitate describing one element or feature's relationship to another element or feature during use or operation of the device, and may include different orientations of the device during use or operation of the device as illustrated in the figures. The device may be turned to different degrees of rotation or other orientations and the spatially relative adjectives used therein may be similarly interpreted and are thus not to be construed as limitations on the utility model, the terms "first" and "second" being used merely for descriptive purposes and not to indicate or imply relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

The utility model will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings: as shown in fig. 1 to 6, a charging roller mounting device comprises a toner cartridge body 1 and a charging roller 2, wherein one end of the toner cartridge body 1, which is used for mounting the charging roller 2, is provided with a first open groove 3, one end of a mounting shaft of the charging roller 2 is provided with a first annular mounting groove 4, a semicircular shell 5 is arranged in the first open groove 3, a semicircular ring protrusion 6 which can be matched with the first annular mounting groove 4 is fixedly arranged on the axis of the semicircular shell 5, a first annular guide groove 7 and a second annular guide groove 8 which are coaxial with the semicircular shell 5 are sequentially arranged on the inner wall of the semicircular shell 5, annular frames 20 are respectively arranged on the first annular guide groove 7 and the second annular guide groove 8, a driving assembly 80 which can simultaneously drive the annular frames 20 to rotate and is matched with the semicircular shell 5 to form a complete circle is arranged on the semicircular shell 5, guide rails 9 are arranged on two sides of the annular frames 20, the ring-shaped block 20 comprises a ring-shaped frame a21 arranged on the first annular guide groove 7 and a ring-shaped frame b22 arranged on the second annular guide groove 8, a ring-shaped block a23 arranged between the ring-shaped frames a21 and a ring-shaped block b24 arranged between the ring-shaped frames b22, the ring-shaped blocks a23 and the ring-shaped block b24 can be spliced with the semicircular ring-shaped block 6 into a whole circle after moving along the guide rail 9, in the initial state, the annular frame a and the annular frame b can retract into the semicircular shell, so that interference is avoided when the charging roller is installed, when the charging roller is required to be installed, only one end of the charging roller is required to be inserted into the installation groove in the selenium drum, the other end of the charging roller is arranged on the semicircular shell, the installation groove in the charging roller is matched with the semicircular ring bump on the semicircular shell, and the charging roller can be fixed by rotating the circular plate.

One embodiment of the moving assembly 40 of the present invention: the moving assembly 40 comprises a first rotating shaft 81 rotatably arranged on a semicircular shell 5, a first gear 82 is fixedly arranged at one end of the first rotating shaft 81, a second gear 83 capable of being connected with a driving mechanism 100 is fixedly arranged at the other end of the first rotating shaft, a first arc-shaped rack 84 capable of extending out of a first annular guide groove 7 is fixedly arranged at one end of an annular frame a21, a second arc-shaped rack 86 capable of extending out of a second annular guide groove 8 is fixedly arranged at one end of an annular frame b22, a third gear 87 capable of being meshed with the first arc-shaped rack 84 is arranged on the semicircular shell 5, a first belt 88 is sleeved on a rotating shaft of the third gear 87 and the first rotating shaft 81, a fourth gear 89 capable of being meshed with the second arc-shaped rack 86 is arranged on the semicircular shell 5, a fifth gear 90 capable of being connected with the first gear 82 is arranged on the semicircular shell 5, and a second belt 91 is sleeved on rotating shafts of the fifth gear 90 and the fourth gear 89, when the half-tooth gear drives the second gear to rotate, the third gear drives the first arc-shaped rack to rotate, and meanwhile, the fourth gear also drives the second arc-shaped rack to rotate, so that the half-round shell, the annular frame a and the annular frame b wrap one end of the charging roller, and after one end of the charging roller is wrapped, the second gear is separated from the half-tooth gear.

One embodiment of the drive mechanism 100 of the present invention: actuating mechanism 100 is including setting up second annular mounting groove 101 on semicircular shell 5 inner wall rotate on the second annular mounting groove 101 and be equipped with plectane 102 is close to the fixed halftooth gear 103 that is equipped with in semicircular shell 5 one side plectane 102 one side is equipped with convenient pivoted cross recess 104, halftooth gear 103 is connected with second gear 83, halftooth gear 103 is connected with removal subassembly 40, and when the plectane rotated, the halftooth gear on the plectane can drive the second gear earlier and rotate, again with sixth gear engagement after halftooth gear and the separation of second gear.

One embodiment of the moving assembly 40 of the present invention: the moving assembly 40 comprises a T-shaped guide rail 50 arranged on the first slot 3, a T-shaped block 41 is arranged on the T-shaped guide rail 50, a moving plate 42 is fixedly arranged on the T-shaped block 41, a thread cylinder 43 is fixedly arranged on the moving plate 42, a fixing plate 44 is arranged on one side of the thread cylinder 43, a threaded rod 45 capable of being connected with the thread cylinder 43 is rotatably arranged on the fixing plate 44, a sixth gear 46 capable of being connected with the half-tooth gear 103 is fixedly arranged at one end of the threaded rod 45, a first inclined plane block 47 is arranged on the outer wall of the ring block a23 and positioned at the guide rail 9, a second inclined plane block 48 is arranged on the outer wall of the ring block b24 and positioned at the guide rail 9, an inclined plane rod 49 capable of pressing the first inclined plane block 47 and the second inclined plane block 48 downwards is arranged on the moving plate 42, and after the second gear is separated from the half-tooth gear, the half-tooth gear is meshed with the sixth gear, thereby make the screw thread section of thick bamboo rotate, after the screw thread section of thick bamboo rotates, the threaded rod will remove to make the inclined plane pole on the movable plate inject in the guide rail, extrude first inclined plane piece and second inclined plane piece, thereby make ring block an and ring block b along the guide rail after the removal can with the whole circle of semicircle ring lug amalgamation, the one end of the roller that charges just so can be at the whole circle of ring block an and ring block b and semicircle ring lug amalgamation rotation.

When in use: in the initial state, the annular frame a and the annular frame b can retract into the semicircular shell, so as to avoid interference when the charging roller is installed, when the charging roller is needed to be installed, only one end of the charging roller is inserted into the installation groove on the selenium drum, the other end of the charging roller is placed on the semicircular shell, then the installation groove on the charging roller is matched with the semicircular ring lug on the semicircular shell, the charging roller can be fixed by playing and rotating the circular plate, when the circular plate rotates, the semi-tooth gear on the circular plate drives the second gear to rotate firstly, when the semi-tooth gear is separated from the second gear, the semi-tooth gear is meshed with the sixth gear, when the semi-tooth gear drives the second gear to rotate, the third gear drives the first arc-shaped rack to rotate, meanwhile, the fourth gear also drives the second arc-shaped rack to rotate, so that one end of the charging roller is wrapped by the semicircular shell, the annular frame a and the annular frame b, and after one end of the charging roller is wrapped, the second gear will separate with half-tooth gear, after second gear and half-tooth gear separation, half-tooth gear will mesh with the sixth gear, thereby make the screw thread section of thick bamboo rotate, after the screw thread section of thick bamboo rotates, the threaded rod will remove, thereby make the inclined plane pole on the movable plate inject in the guide rail, extrude first inclined plane piece and second inclined plane piece, thereby make annular piece an and annular piece b can become the whole circle with semicircle ring lug amalgamation after moving along the guide rail, the one end of the roller that charges just can be in the whole circle rotation of annular piece an and annular piece b and semicircle ring lug amalgamation like this.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that the present invention can be further modified in various ways without departing from the spirit and scope of the present invention, and these modifications and improvements are all within the scope of the claimed invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a roller installation device charges, including selenium drum body (1) and roller (2) of charging wherein one end of roller (2) is charged in selenium drum body (1) installation is equipped with first fluting (3) the installation axle one end of roller (2) of charging is equipped with first annular mounting groove (4), its characterized in that: the semi-circular shell structure is characterized in that a semi-circular shell (5) is arranged in the first open groove (3), a semi-circular ring convex block (6) capable of being matched with a first annular installation groove (4) is fixedly arranged on the axis of the semi-circular shell (5), a first annular guide groove (7) and a second annular guide groove (8) which are coaxial with the semi-circular shell (5) are sequentially arranged on the inner wall of the semi-circular shell (5), annular frames (20) are respectively arranged on the first annular guide groove (7) and the second annular guide groove (8), a driving assembly (80) capable of simultaneously driving the annular frames (20) to rotate so as to be matched with the semi-circular shell (5) to form a whole circle is arranged on the semi-circular shell (5), guide rails (9) are arranged on two sides of the annular frames (20), a guide block (60) capable of being matched with the first annular installation groove (4) is arranged between the guide rails (9), guide blocks (10) extending into the guide rails (9) are fixedly arranged on two sides of the annular blocks (60), be equipped with reset spring (11) between guide block (10) and guide rail (9) be equipped with on first fluting (3) and drive annular piece (60) and remove along guide rail (9) to with first annular mounting groove (4) complex removal subassembly (40) first fluting (3) one end is equipped with can drive actuating assembly (80) and removal subassembly (40) actuating mechanism (100) in proper order.

2. A charging roller mounting apparatus according to claim 1, wherein said annular frame (20) comprises an annular frame a (21) provided on the first annular guide groove (7) and an annular frame b (22) provided on the second annular guide groove (8), and annular blocks a (23) between said annular frames a (21) and annular blocks b (24) provided between the annular frames b (22).

3. A charging roller mounting apparatus according to claim 2, wherein the ring blocks a (23) and b (24) are capable of forming a complete circle with the semicircular ring projection (6) after moving along the guide rail (9).

4. The charging roller mounting device according to claim 2, wherein the moving assembly (40) comprises a first rotating shaft (81) rotatably disposed on the semicircular shell (5), a first gear (82) is fixedly disposed at one end of the first rotating shaft (81), a second gear (83) capable of being connected with the driving mechanism (100) is fixedly disposed at the other end of the first rotating shaft, a first arc-shaped rack (84) capable of extending out of the first annular guide groove (7) is fixedly disposed at one end of the annular frame a (21), a second arc-shaped rack (86) capable of extending out of the second annular guide groove (8) is fixedly disposed at one end of the annular frame b (22), a third gear (87) capable of being meshed with the first arc-shaped rack (84) is disposed on the semicircular shell (5), and a first belt (88) is sleeved on a rotating shaft of the third gear (87) and the first rotating shaft (81), be equipped with on semicircle shell (5) can with fourth gear (89) of second arc rack (86) meshing be equipped with on semicircle shell (5) can with fifth gear (90) that first gear (82) are connected the cover is equipped with second belt (91) in the pivot of fifth gear (90) and fourth gear (89).

5. The charging roller mounting device according to claim 4, wherein the driving mechanism (100) comprises a second annular mounting groove (101) arranged on the inner wall of the semicircular shell (5), a circular plate (102) is rotatably arranged on the second annular mounting groove (101), a semi-toothed gear (103) is fixedly arranged on one side of the circular plate (102) close to the semicircular shell (5), a cross groove (104) facilitating rotation is arranged on one side of the circular plate (102), the semi-toothed gear (103) is connected with the second gear (83), and the semi-toothed gear (103) is connected with the moving assembly (40).

6. The charging roller mounting device according to claim 5, wherein the moving assembly (40) comprises a T-shaped guide rail (50) arranged on the first slot (3), a T-shaped block (41) is arranged on the T-shaped guide rail (50), a moving plate (42) is fixedly arranged on the T-shaped block (41), a threaded cylinder (43) is fixedly arranged on the moving plate (42), a fixed plate (44) is arranged on one side of the threaded cylinder (43), a threaded rod (45) capable of being connected with the threaded cylinder (43) is rotatably arranged on the fixed plate (44), a sixth gear (46) capable of being connected with the half-tooth gear (103) is fixedly arranged at one end of the threaded rod (45), a first inclined surface block (47) is arranged on the outer wall of the annular block a (23) and positioned at the guide rail (9), and a second inclined surface block (48) is arranged on the outer wall of the annular block b (24) and positioned at the guide rail (9), the moving plate (42) is provided with a bevel rod (49) which can press the first bevel block (47) and the second bevel block (48) downwards.