CN203673223U

CN203673223U - Developing cartridge counting gear

Info

Publication number: CN203673223U
Application number: CN201320887430.0U
Authority: CN
Inventors: 彭文清; 徐阳
Original assignee: ZHUHAI XINCHENG TECHNOLOGY Co Ltd
Current assignee: ZHUHAI XINCHENG TECHNOLOGY Co Ltd
Priority date: 2013-12-31
Filing date: 2013-12-31
Publication date: 2014-06-25
Anticipated expiration: 2023-12-31

Abstract

The utility model discloses a developing cartridge counting gear, and aims to provide a developing cartridge counting gear, which is simple in structure and low in machining cost and can regenerate developing cartridges without demounting a gear end cover. The developing cartridge counting gear comprises a gear body (1) and a toothed part (11) arranged on the gear body (1), wherein the gear body (1) rotates without interference to the inner side of the gear end cover; a circular arc part (12) and a contact pin (13) are also arranged on the top surface of the gear body (1); the central angle of the circular arc part (12) is 95 to 135 degrees; the central angle of a circular arc formed by the tail end (122) of the circular arc part (12) and the end part (131) of the contact pin (13) is 92 to 132 degrees. The developing cartridge counting gear can be applied to the technical field of developing cartridge regeneration and machining.

Description

Delevoping cartridge counting gear

Technical field

The utility model relates to a kind of Delevoping cartridge counting gear, relates in particular to a kind of Delevoping cartridge counting gear that can be applicable to Delevoping cartridge regeneration and processing technique field.

Background technology

When Delevoping cartridge completes after installation, printer is recognized machine two kinds of modes: one is to recognize machine by chip counter, and another kind is to be counted and recognized machine by counting gear; Wherein, the process that counting gear counting is recognized machine is: when new Delevoping cartridge packs into after printer, the rotation of printer driver gear set, and rotate by the gear set drive counting gear on Delevoping cartridge, the haptic element on counting gear top is dialed the counter switch of printer, and on counting gear, only less than half-turn profile of tooth, counting gear rotates half-turn and blocked by the position-limit foot of gear end cap inside, thereby be parked in a fixed position, the counter switch of another haptic element jack-up printer on counting gear top; Printer is recognized machine and is completed, and machinery panel green light is ready.In the time that printer Delevoping cartridge exhausts serviceable life, machinery panel amber light is bright, and the prompting Delevoping cartridge life-span is most, can not continue to print, and now Delevoping cartridge must take out regeneration from printer, adds carbon dust, and makes counting gear reset to initial position.

As shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, the Delevoping cartridge life-span of the prior art is while using up, the spacing card base 51 of gear end cap 50 inside blocks the location card base 53 on traditional counting gear 52, counting gear 52 now can not rotate, staff can only take gear end cap 50 apart and counting gear 52 be installed back to initial position, and Delevoping cartridge could reproductive success.Therefore, Delevoping cartridge regeneration each time all must be carried out according to above-mentioned steps, and the staff that this process of dismounting Delevoping cartridge is generally only known Delevoping cartridge just can carry out, and user cannot operate smoothly, finally brings great trouble to user; Meanwhile, Delevoping cartridge of the prior art also exists certain defect recognizing on machine delay function; Delevoping cartridge of the prior art is mainly by engaging to realize delay function between the high tooth I 54 that is arranged on counting gear 52 and the high tooth II 55 being arranged on puddle support gear 56, this kind of mode not only has higher requirement on machining accuracy to counting gear 52 and puddle support gear 56, and delay function is stable not, often duplicates the phenomenon of recognizing machine failure.

Utility model content

Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, aim to provide a kind of simple in structure, reduce overall processing cost and without the Delevoping cartridge counting gear of taking gear end cap apart and just can make Delevoping cartridge regeneration.

The technical scheme that the utility model adopts is: the utility model comprises gear body and is arranged on the toothed portion that has on described gear body, described gear body and gear end cap inner side are without interference rotation, the end face of described gear body is also provided with arc sections and haptic element, the central angle of described arc sections is between 95 °～135 °, and the central angle of the circular arc that the tail end of described arc sections and the end of described haptic element form is between 92 °～132 °.

Further, in the time that touching peripheral counter switch first, rises the head end of described arc sections, through the described tail end of described arc sections, while again touching peripheral counter switch to the described end of described haptic element only, described in have toothed portion to engage with peripheral puddle support gear always.

Further, described gear body interior is also provided with the rotating shaft coaxial with described gear body, the outside surface of described rotating shaft is provided with spacing preiection I, spacing preiection II and the spacing preiection III for the peripheral torsion spring of support top successively, and the height of described spacing preiection I, described spacing preiection II and described spacing preiection III is all in the pivot angle altitude range of peripheral torsion spring.

Further, the central angle of described arc sections is 115 °, and the central angle of the circular arc that the tail end of described arc sections and the end of described haptic element form is 112 °.

The beneficial effects of the utility model are: because the utility model comprises gear body and is arranged on the toothed portion that has on described gear body, described gear body and gear end cap inner side are without interference rotation, the end face of described gear body is also provided with arc sections and haptic element, the central angle of described arc sections is between 95 °～135 °, the central angle of the circular arc that the tail end of described arc sections and the end of described haptic element form is between 92 °～132 °, so the utility model is the optimization to traditional counting gear, the utility model has removed described location card base and the described high tooth I on traditional counting gear, simultaneously, by can also save the described high tooth II on existing puddle support gear to the optimization of traditional counting gear, and then make the processing technology of counting gear and puddle support gear simpler, processing cost is lower, secondly, the utility model also will be recognized machine delay function and be transplanted on counting gear by arc sections is set on counting gear, and this kind recognized machine mode can effectively avoid the phenomenon that repeats to recognize machine failure in prior art, finally, because the utility model has removed the location card base being arranged on traditional counting gear, the height of the spacing preiection on gear body is limited simultaneously, and then the inner side of counting gear and gear end cap can freely be rotated without interfering, thereby realize the technological means that just can make Delevoping cartridge regenerate without taking gear end cap apart, the regenerative operation of Delevoping cartridge has been simplified in this measure greatly, has improved actual production efficiency.

Accompanying drawing explanation

Fig. 1 is stereographic map of the present utility model;

Fig. 2 is the stereographic map at another visual angle of the utility model;

Fig. 3 is the structural representation of prior art lower gear end cap inner side;

Fig. 4 is the structural representation of counting gear under prior art;

Fig. 5 be under prior art counting gear by the structural representation of gear end cap inner side limiting-position;

Fig. 6 is the structural representation of puddle support gear under prior art;

Fig. 7 is that the utility model and peripherals combination are used constitutional diagram;

Fig. 8 is the constitutional diagram that is used in combination at the utility model and another visual angle of peripherals.

Embodiment

As shown in Figures 1 to 8, the utility model comprises gear body 1 and is arranged on has a toothed portion 11 on described gear body 1, described gear body 1 can be with gear end cap inner side without interference rotation, the end face of described gear body 1 is also provided with arc sections 12 and haptic element 13, the central angle of described arc sections 12 is between 95 °～135 °, preferably 115 ° of this utility model, the central angle of the circular arc that the tail end 122 of described arc sections 12 and the end 131 of described haptic element 13 form is between 92 °～132 °, preferably 112 ° of this utility model, in the time that touching peripheral counter switch 2 first, the head end 121 of described arc sections 12 starts, through the described tail end 122 of described arc sections 12, till while again touching peripheral counter switch 2 to the described end 131 of described haptic element 13, described in have toothed portion 11 to engage with peripheral puddle support gear 3 always, described gear body 1 inside is also provided with the rotating shaft 14 coaxial with described gear body 1, the outside surface of described rotating shaft 14 is provided with the spacing preiection I 141 for the peripheral torsion spring 4 of support top successively, spacing preiection II 142 and spacing preiection III 143, (be not limited only to torsion spring herein, also can be the elastic component that other any and torsion springs play similar technology effect, as shell fragment etc.), described spacing preiection I 141, all in the pivot angle altitude range of peripheral torsion spring 4, (pivot angle height is the height of described spacing preiection II 142 and described spacing preiection III 143, in the time that peripheral torsion spring 4 is subject to External Force Acting and arranges certain angle, the vertical height of peripheral torsion spring 4 and described rotating shaft 14 peripheries), its object is can make described gear body 1 depress the rotation that realizes a week on the top of peripheral torsion spring 4 by external force, this measure is different from the rotation that gear body of the prior art cannot be realized a week, rotating to assigned address can be stuck.

Before recognizing machine and starting, the flex point 41 of peripheral torsion spring 4 withstands on the trench place between described spacing preiection II 142 and described spacing preiection III 143, when Delevoping cartridge is placed into after printer, the tail end 122 of described curved portions 12 is pressed on the push rod top of printer, described gear body 1 rotates described in making and has toothed portion 11 to engage with peripheral puddle support gear 3 in the counterclockwise direction immediately, now, the head end 121 of described curved portions 12 contacts peripheral counter switch 2 and machine is entered recognizes machine state, described gear body 1 rotates under the drive of peripheral puddle support gear 3, in rotary course, first, described curved portions 12 continues top and presses peripheral counter switch 2 until described tail end 122 leaves, peripheral counter switch 2 resets, now recognizing machine finishes, when described flex point 41 heads in the trench between spacing preiection I 141 and described spacing preiection II 142, now, the end 131 of described haptic element 13 contacts peripheral counter switch 2 again, and now machine starts counting.

In the time that counting gear need to reset, without pulling down gear end cap, be directly rotated counterclockwise described gear body 1, make the flex point 41 of peripheral torsion spring 4 withstand on the trench place between described spacing preiection II 142 and described spacing preiection III 143.

Content described in this instructions embodiment is only enumerating of way of realization to utility model design; protection domain of the present utility model should not be regarded as only limiting to the concrete form that embodiment states, protection domain of the present utility model also and conceive the equivalent technologies means that can expect according to the utility model in those skilled in the art.

The utility model can be applicable to Delevoping cartridge regeneration and processing technique field.

Claims

1. a Delevoping cartridge counting gear, comprise gear body (1) and be arranged on and have a toothed portion (11) on described gear body (1), it is characterized in that: described gear body (1) and gear end cap inner side are without interference rotation, the end face of described gear body (1) is also provided with arc sections (12) and haptic element (13), the central angle of described arc sections (12) is between 95 °～135 °, and the central angle of the circular arc that the tail end (122) of described arc sections (12) and the end (131) of described haptic element (13) form is between 92 °～132 °.

2. Delevoping cartridge counting gear according to claim 1, it is characterized in that: in the time that the head end (121) of described arc sections (12) touches peripheral counter switch (2) first, rise, through the described tail end (122) of described arc sections (12), while again touching peripheral counter switch (2) to the described end (131) of described haptic element (13) only, described in have toothed portion (11) to engage with peripheral puddle support gear (3) always.

3. Delevoping cartridge counting gear according to claim 2, it is characterized in that: described gear body (1) inside is also provided with the rotating shaft (14) coaxial with described gear body (1), the outside surface of described rotating shaft (14) is provided with spacing preiection I (141), spacing preiection II (142) and the spacing preiection III (143) for the peripheral torsion spring of support top (4) successively, and the height of described spacing preiection I (141), described spacing preiection II (142) and described spacing preiection III (143) is all in the pivot angle altitude range of peripheral torsion spring (4).

4. Delevoping cartridge counting gear according to claim 1, it is characterized in that: the central angle of described arc sections (12) is 115 °, the tail end (122) of described arc sections (12) is 112 ° with the central angle of the circular arc that the end (131) of described haptic element (13) forms.