CN207264103U - Rotate force transfer unit, photosensitive drums and handle box - Google Patents
Rotate force transfer unit, photosensitive drums and handle box Download PDFInfo
- Publication number
- CN207264103U CN207264103U CN201721247389.5U CN201721247389U CN207264103U CN 207264103 U CN207264103 U CN 207264103U CN 201721247389 U CN201721247389 U CN 201721247389U CN 207264103 U CN207264103 U CN 207264103U
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- head
- rotary force
- handle box
- protruding portion
- radially protruding
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Abstract
It the utility model is related to a kind of photosensitive drums and handle box for rotating force transfer unit and its participating in structure.Rotating force transfer unit includes drum gear, spring and rotary force transmission head.Radially protruding portion is further included, the guide rod perisporium which transmits head is positioned in footpath convex, the corner that the opposite handle box of head is transmitted for rotary force.While by the photosensitive drums and handle box of rotation force transfer unit participation structure with installing smooth, especially have the advantages that simple in structure, easy to assembly.
Description
Technical field
The important component of electrophotographic imaging forming apparatus is the utility model is related to, specifically, is related to and is removably mounted on
Handle box in electrophotographic imaging forming apparatus, and photosensitive drums and rotation force transfer unit for the handle box.
Background technology
Referring to Fig. 1, the electrophotographic imaging forming apparatus such as laser printer, multifunction laser all-in-one machine more than 1 uses processing
Box is as image processing apparatus, and the developers such as the carbon dust in powder cabin are supplied to photosensitive drums by the developer roll in handle box, so that right
The electrostatic latent image formed in photosensitive drums develops, to form visual picture on the media such as paper.Handle box generally by
What one Hatch Opening of electrophotographic imaging forming apparatus 1 loaded or took out through sliding slot.
At least the rotating member such as photosensitive drums, developer roll, these rotating members are rotatable in the parallel mode of axis in handle box
Ground is supported in a pair of end walls of handle box, and comes from electronics by gear train transmitting rotary power, the rotary power of handle box
Electrophotographic imager 1, rotary force receiving element one end is flexural pivot to handle box earlier, is hinged on photosensitive drums one end, and the other end is to nibble
Conjunction portion.
Referring to Fig. 2, when box storehouse insertion of the handle box along Y-axis forward direction towards electronic imaging apparatus 1 is in place, will be located in opposite
On one convex block 11 of orlop protrusion, the rotary force transmission head rotated in force transfer unit will be with 1 storehouse of electrophotographic imaging forming apparatus
The interior engagement of driving head 12 is coupled, so as to receive rotary power.
Referring to Fig. 3, rotation force transfer unit 2 by rotary force transmission is first 21, end cap 22, drum gear 23 and spring 24 are formed,
Covered on drum gear 23 formed with the open accommodating chamber on 23 1 axial end of drum gear, end cap 22 in opening, drum gear 23
Another axial end on formed with the pilot hole 231 connected with accommodating chamber.Spring 24 is compressed in accommodating chamber, when handle box quilt
When in installation to printer host, the driving head 12 on host will transmit first 21 with rotary force and be coupled.
Referring to Fig. 4, there are two edges to apply arm perpendicular to axially extending columnar rotary force on 12 end of driving head；Rotation
Power transmission first 21 is formed by guide rod 211 and positioned at the rotary force receiving division 212 of 211 1 axial ends of guide rod；The perisporium of guide rod 211
It is equipped with the output arm 213 extended radially outward；In rotary force receiving division 212 along guide rod 211 axially back to guide rod 211
In outer end wall, in position of the outer end wall along 211 lateral run-out outer end wall center of guide rod, equipped with a pair along guide rod 211 axially outwards
The rotary force convexed to form receives tooth 214.23 substantially cylindrical of drum gear, in accommodating chamber parallel in the axial direction of drum gear 23
Wall is equipped with a pair of input arm 232 towards the extension of its radial center, and in the circumferential direction of drum gear 23, output arm 213 is in input arm
At 232 position with 232 abutting contact of input arm.Another axial end of guide rod 211, which sequentially passes through, is formed at leading on end cap 22
Hole, spring 24, accommodating chamber reach the pilot hole 231 of clearance fit therewith；The open end of end cap 22 and accommodating chamber coordinates and forms
Rotary force receiving division 212 is spacing away from drum gear 23.One end of spring 24 is resisted against output arm 213 away from rotary force receiving division
On 212 side, the other end is resisted against on the bottom wall of accommodating chamber.
Publication No. is that the Chinese invention patent application of CN105807585A discloses a kind of rotation force transfer unit, photosensitive drums
And handle box, it has some setbacks to overcome rotation force transfer unit to be coupled or depart from connection process with host i.e. electrophotographic imaging forming apparatus
Smooth technical problem, the rotation force transfer unit of use include drum gear, axial return unit, axial limiting part, rotary force transmission
Head and rotary force receive tooth, and rotary force, which transmits head, includes guide rod and the rotary force receiving division arranged on one axial end of guide rod, and guide rod is adjacent
The end of nearly rotary force receiving division is equipped with forces rotary force to transmit head relative to drum gear around the rotation of center of pilot axis for reception
Stress section.And photosensitive drums are built by rotation force transfer unit, then build handle box by photosensitive drums.Its specific embodiment still suffers from
It is complicated, the deficiencies of assembling is difficult part.
The content of the invention
The main purpose of the utility model, which is to provide, a kind of improves machine smoothness and the simpler rotary force of structure passes
Pass component；
The another object of the utility model is to provide a kind of photosensitive drums by the utility model rotation force transfer unit structure；
The a further object of the utility model is to provide a kind of handle box built by the utility model photosensitive drums.
To realize above-mentioned main purpose, rotation force transfer unit provided by the utility model includes drum gear, spring and rotation
Turn power and transmit head.Radially protruding portion is further included, which transmits the guide rod perisporium of head in footpath convex, use
Head is transmitted in rotary force to position with respect to the corner of handle box.
By above scheme as it can be seen that the structure that corner positioning is carried out using radially protruding portion is relatively easy.
Further scheme is that radially protruding portion is eccentrically mounted weight body.
Another further scheme is that radially protruding portion is a pair of of ratchet, this pair of of ratchet is centrosymmetrically arranged circumferentially.
One end of spring is fixed on guide rod, and the other end is fixed on drum gear.The prior art is only provided to the spring of axial restoring force
After above-mentioned fixed form, rotation restoring force can also be provided, this allows ratchet and corresponding click-fit, to rotation
Power transmits head and carries out corner positioning.
To realize the another object of the utility model, there is provided photosensitive drums include drum barrel and installed in drum barrel axial direction one end
Force transfer unit is rotated, rotation force transfer unit includes drum gear, spring and rotary force and transmits head.Radially protruding portion is further included,
The radially protruding portion spinning power transmits the guide rod perisporium of head in footpath convex, turn for the opposite handle box of rotary force transmission head
Angle positions.
Further scheme is that radially protruding portion is eccentrically mounted weight body.
Another further scheme is that radially protruding portion is a pair of of ratchet, this pair of of ratchet is centrosymmetrically arranged circumferentially.
One end of spring is fixed on guide rod, and the other end is fixed on drum gear.
To realize a further object of the utility model, there is provided handle box include box body and be rotatably supported in box body
Photosensitive drums between end walls.Photosensitive drums include drum barrel and the rotation force transfer unit installed in drum barrel axial direction one end, rotary force
Transmitting assembly includes drum gear, spring and rotary force and transmits head.Radially protruding portion is further included, which passes
The guide rod perisporium for passing head is positioned in footpath convex, the corner that the opposite handle box of head is transmitted for rotary force.
Further scheme is that radially protruding portion is eccentrically mounted weight body, and the center of gravity of eccentrically mounted weight body is located at rotary force and transmits head
Axis immediately below when, the corner that rotary force transmits head is in a pair of of rotary force and receives the line of between cog and handle box to host
There is the position of angle between direction of insertion.
Another further scheme is that radially protruding portion is a pair of of ratchet, and a pair of of ratchet is centrosymmetrically arranged circumferentially, bullet
One end of spring is fixed on guide rod, and the other end is fixed on drum gear.Further include pawl, pawl is installed on box body, when with spine
When tooth engages, the corner that rotary force transmits head is in a pair of of rotary force and receives the line of between cog and handle box to the insertion side of host
There is the position of angle between.
Also one further scheme is a pair of of output arm that radially protruding portion transmits head for rotary force, and one end of spring is fixed
On guide rod, the other end is fixed on drum gear.Pawl is further included, pawl is an elastic component, and one end is fixed on box body, as
During the other end backstop output arm of pawl point, the corner that rotary force transmits head is in line and processing that a pair of of rotary force receives between cog
Box between the direction of insertion of host have angle position.
By each scheme of above handle box of the utility model as it can be seen that radially protruding portion or radially protruding portion are matched somebody with somebody with pawl
After conjunction, a pair of of rotary force that rotary force transmits head can be made to receive the line of between cog in the direction of insertion with handle box to host
Between there is the position of angle, in this way, stuck when not only effectively to avoid both angles be 0 degree or 180 degree, fall handle box
Machine or take out it is smooth, also have it is more simpler than prior art construction, assemble the advantages of more convenient.
Brief description of the drawings
Fig. 1 is the schematic perspective view of handle box and electrophotographic imaging forming apparatus；
Fig. 2 is the A partial enlarged views of Fig. 1；
Fig. 3 is to rotate the schematic diagram that force transfer unit is in engagement transmission driving force with driving head；
Fig. 4 is the structure decomposition figure for rotating force transfer unit；
Fig. 5 is that rotary force transmits the vertical of head and axial return unit in the utility model rotation force transfer unit first embodiment
Body figure；
Fig. 6 is to reflect the utility model rotation force transfer unit second embodiment construction and the stereogram of not spacing state；
Fig. 7 is to reflect the utility model rotation force transfer unit second embodiment construction and the stereogram of spacing state；
Fig. 8 is the stereogram of the utility model photosensitive drums embodiment；
Fig. 9 is the stereogram of the utility model handle box.
Below in conjunction with each embodiment and its attached drawing, the utility model is described in further detail.
Embodiment
The utility model discloses the improvement of scheme progress primarily directed to existing handle box particularly CN105807585A, with
Under each embodiment only pair structure and working principle closely related with the utility model be illustrated, rotation force transfer unit, sense
Light drum and handle box other constructions identical with the prior art and component, those skilled in the art completely can be according to existing
Rotation force transfer unit, photosensitive drums and technology contents disclosed in handle box particularly 105807585A are understood and are carried out real
Apply, therefore, these constructions and component are no longer separately illustrated.
For the sake of clearly being illustrated to the utility model, limited by map sheet, the ratio between each figure of the above simultaneously differs
Cause, 12 structure of driving head for being not belonging to the utility model embodiment is illustrated in Fig. 3, Fig. 4 and figure with dotted line.
Rotate force transfer unit first embodiment
Referring to Fig. 5, Fig. 5 is to rotate the structure chart that rotary force in force transfer unit first embodiment transmits first 21, rotary force
After transmitting assembly assembling, one end 241 of spring 24 is output arm 213 and is received chamber as Fig. 3 shows in axial constraint, the other end 242
Bottom wall in axial constraint, therefore, spring 24 only provides axial restoring force in this example.Unlike the prior art in guide rod
Perisporium is provided with an eccentrically mounted weight body 215 in footpath convex, under the gravity of eccentrically mounted weight body 215, makes rotary force
The box body of first 21 opposite handle boxes of transmission rotates freely the line being positioned between a pair of of rotary force reception tooth 214 and is put down with gravity direction
OK, i.e., the angle of handle box to the printer host direction of insertion with assembling from now on is 90 degree.
Rotate force transfer unit second embodiment
Referring to Fig. 6, radial direction protrusion is a pair of of ratchet 216 in this example, it transmits first 21 circumferential center pair in rotary force
Claim arrangement, one end 241 of spring 24 is fixed on output arm 213 unlike upper example, and the other end 242 is then fixed on drum gear
In a fixed column 233 in 23 accommodating chambers so that spring 24 not only plays the role of compression spring, also has the effect of torsional spring concurrently.
Photosensitive drums first embodiment
Referring to Fig. 8, when the utility model rotation 2 first embodiment of force transfer unit with form photosensitive drums the grade of drum barrel 4 its
His parts just become the utility model photosensitive drums first embodiment after being assembled by the prior art.
Photosensitive drums second embodiment
Referring to Fig. 8, when the utility model rotation 2 second embodiment of force transfer unit with form photosensitive drums the grade of drum barrel 4 its
His parts just become the utility model photosensitive drums second embodiment after being assembled by the prior art.
Handle box first embodiment
Referring to Fig. 9, when the utility model photosensitive drums first embodiment presses existing skill with forming other parts of handle box
Just become the utility model handle box first embodiment after art assembling.
Handle box second embodiment
Referring to Fig. 9, when the utility model photosensitive drums second embodiment presses existing skill with forming other parts of handle box
Just become the utility model handle box second embodiment after art assembling.
With reference to referring to Fig. 6, pawl 3 is a torsion spring, and the spring coil of the torsion spring is sleeved on the spring abutment 131 on box body 13, pawl
Under the action of sharp 31 torsion spring restoring forces, it is pressed in rotary force and transmits on the perisporium of head, and can be under external force around spring abutment 131
Axis has the rotation of low-angle, and the state that the state that Fig. 6 shows is disengaged from for pawl 3 with ratchet 216 is at this time, extensive in spring 24
Under the action of multiple power, rotary force transmission first 21 rotates the hollow arrow direction shown relative to box body 13 by Fig. 6.
Referring to Fig. 7, when going to Fig. 7 and showing pawl point 31 against to the stop face of ratchet 216, a pair of of rotary force receives tooth 214
Between line and handle box to having 90 degree of angles between the direction of insertion of host.
Handle box 3rd embodiment
Only this example and handle box second embodiment difference are illustrated below, something in common repeats no more.
Cancel ratchet 216, the radially protruding portion using output arm 213 as this example, using spine of the elastic piece as this example
Pawl, elastic piece one end are fixed on box body, and free end is similarly compressed as pawl point with the pawl point in upper example by elastic restoring force
On the perisporium that rotary force transmits first 21.
Claims (10)
1. force transfer unit is rotated, including drum gear, spring and rotary force transmit head, the spring is compressed in the drum gear
Between rotary force transmission head；
It is characterized in that：Further include
Radially protruding portion, the radially protruding portion transmits the guide rod perisporium of head in footpath convex from the rotary force, for described
Rotary force transmits head and is positioned with respect to the corner of handle box.
2. rotation force transfer unit according to claim 1, it is characterised in that：
The radially protruding portion is eccentrically mounted weight body.
3. rotation force transfer unit according to claim 1, it is characterised in that：
The radially protruding portion is a pair of of ratchet, and the pair of ratchet is centrosymmetrically arranged circumferentially；
One end of the spring is fixed on the guide rod, and the other end is fixed on the drum gear.
4. photosensitive drums, including drum barrel and the rotation force transfer unit installed in described drum barrel axial direction one end；
The rotation force transfer unit includes drum gear, spring and rotary force and transmits head, and the spring is compressed in the bulging tooth
Wheel and the rotary force are transmitted between head；
It is characterized in that：Further include
Radially protruding portion, the radially protruding portion transmits the guide rod perisporium of head in footpath convex from the rotary force, for described
Rotary force transmits head and is positioned with respect to the corner of handle box.
5. photosensitive drums according to claim 4, it is characterised in that：
The radially protruding portion is eccentrically mounted weight body.
6. photosensitive drums according to claim 4, it is characterised in that：
The radially protruding portion is a pair of of ratchet, and the pair of ratchet is centrosymmetrically arranged circumferentially；
One end of the spring is fixed on the guide rod, and the other end is fixed on the drum gear.
7. handle box, including box body and the photosensitive drums that are rotatably supported between the end walls of the box body；
The photosensitive drums include drum barrel and the rotation force transfer unit installed in described drum barrel axial direction one end；
The rotation force transfer unit includes drum gear, spring and rotary force and transmits head, and the spring is compressed in the bulging tooth
Wheel and the rotary force are transmitted between head；
It is characterized in that：Further include
Radially protruding portion, the radially protruding portion transmits the guide rod perisporium of head in footpath convex from the rotary force, for described
Rotary force transmits the corner positioning of the relatively described handle box of head.
8. handle box according to claim 7, it is characterised in that：
The radially protruding portion is eccentrically mounted weight body；
When the center of gravity of the eccentrically mounted weight body is located at immediately below the axis of rotary force transmission head, the rotary force transmits head
Corner be in a pair of of rotary force receive between cog line and the handle box to the position between the direction of insertion of host with angle
Put.
9. handle box according to claim 7, it is characterised in that：
The radially protruding portion is a pair of of ratchet, and the pair of ratchet is centrosymmetrically arranged circumferentially；
One end of the spring is fixed on the guide rod, and the other end is fixed on the drum gear；
Pawl, the pawl is installed on the box body, and when with the ratchet engagement, the rotary force transmits the corner of head
In a pair of of rotary force receive between cog line and the handle box between the direction of insertion of host have angle position.
10. handle box according to claim 7, it is characterised in that：
A pair of of output arm of head is transmitted for the rotary force in the radially protruding portion；
One end of the spring is fixed on the guide rod, and the other end is fixed on the drum gear；
Pawl, the pawl are an elastic component, and one end is fixed on the box body, as output described in the other end backstop of pawl point
During arm, the corner that the rotary force transmits head is in line and the handle box the inserting to host that a pair of of rotary force receives between cog
Enter to have between direction the position of angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721247389.5U CN207264103U (en) | 2017-09-26 | 2017-09-26 | Rotate force transfer unit, photosensitive drums and handle box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721247389.5U CN207264103U (en) | 2017-09-26 | 2017-09-26 | Rotate force transfer unit, photosensitive drums and handle box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207264103U true CN207264103U (en) | 2018-04-20 |
Family
ID=61919603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721247389.5U Active CN207264103U (en) | 2017-09-26 | 2017-09-26 | Rotate force transfer unit, photosensitive drums and handle box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207264103U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113692241A (en) * | 2019-04-05 | 2021-11-23 | 零售搭扣股份有限公司 | Anti-theft pusher with incremental distance detection |
| CN113692241B (en) * | 2019-04-05 | 2024-05-03 | 零售搭扣股份有限公司 | Retail merchandise pusher, pusher assembly including same, and retail merchandise display system |
-
2017
- 2017-09-26 CN CN201721247389.5U patent/CN207264103U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113692241A (en) * | 2019-04-05 | 2021-11-23 | 零售搭扣股份有限公司 | Anti-theft pusher with incremental distance detection |
| CN113692241B (en) * | 2019-04-05 | 2024-05-03 | 零售搭扣股份有限公司 | Retail merchandise pusher, pusher assembly including same, and retail merchandise display system |
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