CN105947724B - Media width position-limit mechanism - Google Patents
Media width position-limit mechanism Download PDFInfo
- Publication number
- CN105947724B CN105947724B CN201610481839.0A CN201610481839A CN105947724B CN 105947724 B CN105947724 B CN 105947724B CN 201610481839 A CN201610481839 A CN 201610481839A CN 105947724 B CN105947724 B CN 105947724B
- Authority
- CN
- China
- Prior art keywords
- gear
- external diameter
- rack
- cylindrical
- guide pad
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/36—Article guides or smoothers, e.g. movable in operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2402/00—Constructional details of the handling apparatus
- B65H2402/50—Machine elements
- B65H2402/51—Joints, e.g. riveted or magnetic joints
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2403/00—Power transmission; Driving means
- B65H2403/40—Toothed gearings
- B65H2403/41—Rack-and-pinion, cogwheel in cog railway
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/70—Other elements in edge contact with handled material, e.g. registering, orientating, guiding devices
- B65H2404/72—Stops, gauge pins, e.g. stationary
- B65H2404/721—Stops, gauge pins, e.g. stationary adjustable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2801/00—Application field
- B65H2801/03—Image reproduction devices
- B65H2801/06—Office-type machines, e.g. photocopiers
Abstract
The present invention provides a kind of media width position-limit mechanism, including at least one guide pad, transmission component and latch assembly, the transmission component include gear and at least one rack, and the rack is connected with the guide pad；The gear has the first external diameter and second external diameter being disposed adjacent, the second external diameter is located at the first external diameter front end, the first external diameter is straight-tooth, the second external diameter is helical teeth, the first external diameter can engage connection with the rack, the gear can drive move forward and backward and be in the unlocked position or locked position by the latch assembly, when the gear is in the unlocked position, the straight-tooth of the gear first external diameter is in engagement with the rack, and the second external diameter of the gear is located at the rack front end；When the gear is in locked position, the helical teeth of the second external diameter of the gear is caught in the tooth mouth of the rack.
Description
Technical field
The present invention relates to a kind of media width position-limit mechanism.
Background technology
The office equipment such as printer need to handle the laminated dielectric of a variety of width, as medium conveys width and media width not
Match, often result in to medium output information and obtain information deflection, such as spraying deflection and colouring deflection and
Deflection is scanned, meeting blocking medium transfer passage, causes equipment fault when serious, and extremely inconvenience is brought to user.
Prior art provides a kind of media width position-limit mechanism, as shown in figure 1, the media width position-limit mechanism includes：
Idler gear 1', left gear 2', right gear 3', left rack 4', right rack 5', right baffle-plate 6', right shell body 7', and
Left locking member 8' and right locking member 9', wherein, idler gear 1' is located at the centre position of paper feed passage, respectively with left gear 2' and
Right gear 3' is engaged, and left gear 2' and right gear 3' engage with left rack 4' and right rack 5' respectively, left rack 4' and right rack
Right baffle-plate 6 ' and right shell body 7' have been respectively fixedly connected with 5'；A left side is also respectively provided with left gear 2' and right gear 3' side
Locking member 8' and right locking member 9', both may be located remotely from or close to left gear 2' and right gear 3'.When need adjust right baffle-plate
When 6' and right shell body 7' spacing, pull right baffle-plate 6' or right shell body 7', when reaching setting width, mobile left locking member 8' and
Right locking member 9', make it close and engaged with left gear 2' and right gear 3', left gear 2' and right gear 3' is not rotated, lead
Left rack 4', right rack 5' and right baffle-plate 6', right shell body 7' is caused can not also to move, so as to which media width position-limit mechanism be locked
It is fixed.
The problem of this media width position-limit mechanism, is that in the course of the work, left and right locking member may occur because of touching
Loosen, cause left and right baffle to move, it is impossible to the accurate position for limiting medium along the width of media transport path, reliability
Difference.
The content of the invention
The technical problems to be solved by the invention are to provide that a kind of stability is good, highly reliable media width position restrainer
Structure.
The present invention provides a kind of media width position-limit mechanism, including at least one guide pad, transmission component and latch assembly,
The transmission component includes gear and at least one rack, and the rack is connected with the guide pad；
The gear has the first external diameter and second external diameter being disposed adjacent, and the second external diameter is located at the first external diameter
Front end, the first external diameter are straight-tooth, and the second external diameter is helical teeth, and the first external diameter can engage connection with the rack,
The gear can be driven by the latch assembly move forward and backward gear and be in the unlocked position or locked position, when described
When gear is in the unlocked position, the straight-tooth of the first external diameter of the gear is in engagement with the rack, the gear
Second external diameter is located at the rack front end；When the gear is in locked position, the helical teeth card of the second external diameter of the gear
Enter the tooth mouth of the rack.
Further, the latch assembly includes guide pad bearing, spring, washer sets and pull bar, and the pull bar includes circle
Cylindrical base, the first cylindrical boss and the second cylindrical boss, first cylindrical boss are located at the cylindrical base
Front end, second cylindrical boss are located at the first cylindrical boss front end, the radius ratio of first cylindrical boss
The radius of the cylindrical base is small, and the radius of the second cylindrical boss is big described in the radius ratio of first cylindrical boss；
The gear is located at the front side of the guide pad bearing, and axially extending bore, the guide pad are provided among the gear
Bearing has a perforate corresponding with the axially extending bore, the radius of the radius of the axially extending bore and the perforate and described the
The radius of one cylindrical boss is adapted, and the axially extending bore and the perforate penetrate for first cylindrical boss, described
Cylindrical base is located at the rear side of the guide pad bearing, and the washer sets include the first packing ring and second packing ring, and described first
Packing ring is arranged at the leading section of second cylindrical boss, after the second packing ring is arranged at second cylindrical boss
End, the spring housing is on second cylindrical boss between first packing ring and the second packing ring；
The cylindrical bottom base rear end is provided with the modified gear that driving pull bar moves forward and backward.
Further, the modified gear includes the radial direction through hole for being arranged on the cylindrical bottom base rear end, the radial direction
Lateral pin is interspersed with through hole, the rear side of the guide pad bearing sets sliding block, and the sliding block is provided with oblique position-changed-hole, described
Lateral pin is inserted in the position-changed-hole.
Further, the position-changed-hole turns forward from top to bottom.
Further, the rack of connection is engaged with the gear first external diameter as two and is respectively arranged at the tooth
The upper and lower of wheel, the guide pad being fixedly connected with the rack are also two.
Using media width position-limit mechanism provided by the invention, following technique effect can be reached：Made certainly of special shape gear
Locking dynamic component, locking are reliable；Pressure actuation components are done with spring, do not produce creep, pressure long time stability.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 schematically illustrates the schematic diagram of the media width position-limit mechanism of background technology；
Fig. 2 schematically illustrates the explosive view for the media width position-limit mechanism that the embodiment of the present invention provides；
Fig. 3 schematically illustrates the sectional view for the media width position-limit mechanism that the embodiment of the present invention provides；
Fig. 4 schematically illustrates the three-dimensional cutaway view for the media width position-limit mechanism that the embodiment of the present invention provides；
Fig. 5 schematically illustrates the front view for the media width position-limit mechanism that the embodiment of the present invention provides；
Fig. 6 schematically illustrates the stereogram for the gear that the embodiment of the present invention provides；
Fig. 7 schematically illustrates the side view for the gear that the embodiment of the present invention provides.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, the present invention is described in detail.
For reference picture 2 to Fig. 4, the embodiment of the present invention provides a kind of media width position-limit mechanism, including at least one guide pad
1, transmission component and latch assembly, guide pad 1 include the He of gear 3 for limiting medium in the position of width, transmission component
At least one rack 2, rack 2 are connected with guide pad 1, and in the present embodiment, guide pad 1, which has, is caught in the convex of perforate on rack 2
Rise.
Gear 3 has the first external diameter 31 and second external diameter 32 being disposed adjacent, before second external diameter 32 is located at first external diameter 31
End, first external diameter 31 is straight-tooth, and second external diameter 32 is helical teeth, and first external diameter 31 can engage connection with rack 2, and (i.e. rack 2 is straight
Tooth), gear 3 can be driven by latch assembly move forward and backward gear and be in the unlocked position or locked position, at gear 3
When unlocked position, straight-tooth and the rack 2 of the first external diameter 31 of gear 3 are in engagement, and the second external diameter 32 of gear 3 is located at
The front end of rack 2, rack 2 can pass through the freely activity of guide pad 1；When gear 3 is in locked position, the second external diameter 32 of gear 3
Helical teeth be caught in the tooth mouth of rack 2, rack 2 is fixed, and the guide pad 1 being connected with rack 2 is immovable.
In the present embodiment, latch assembly includes guide pad bearing 4, spring 5, washer sets, pull bar 7, and guide pad bearing 4 is used
In support guide block 1, pull bar 7 includes cylindrical base 71, the first cylindrical boss 72 and the second cylindrical boss 73, the first circle
Cylindrical end tangs 72 are located at the front end of cylindrical base 71, and the second cylindrical boss 73 is located at the front end of the first cylindrical boss 72, and first
The radius of the radius ratio cylindrical base 71 of cylindrical boss 72 is small, the circular cylindrical projection of radius ratio second of the first cylindrical boss 72
The radius of platform 73 is big.
Gear 3 is located at the front side of guide pad bearing 4, is provided with axially extending bore 33 among gear 3, guide pad bearing 4 with
The half of the corresponding perforate 41 of axially extending bore 33, the radius of axially extending bore 33 and the radius of perforate 41 and the first cylindrical boss 72
Footpath is adapted, and axially extending bore 33 and perforate 41 penetrate for the first cylindrical boss 72, and cylindrical base 71 is located at guide pad bearing 4
Rear side, washer sets include the first packing ring 61 and second packing ring 62, before the first packing ring 61 is arranged at the second cylindrical boss 73
End, second packing ring are arranged at the rearward end of the second cylindrical boss 73, and spring 5, which is sheathed on the second cylindrical boss 73, to be located at
Between first packing ring 61 and second packing ring 62；
The rear end of cylindrical base 71 is provided with the modified gear that driving pull bar 7 moves forward and backward.
Modified gear includes the radial direction through hole 74 for being arranged on the rear end of cylindrical base 71, and lateral pin is interspersed with radial direction through hole 74
75, the rear side of guide pad bearing 4 sets sliding block 8, and sliding block 8 is provided with oblique (in the present embodiment, position-changed-hole 81 of position-changed-hole 81
Turn forward from top to bottom), lateral pin 75 is inserted in position-changed-hole 81.
As the preferred embodiment of the embodiment of the present invention, the rack 2 that connection is engaged with the first external diameter 31 of gear 3 is two
And the upper and lower of gear 3 is respectively arranged at, at the same time, the guide pad 1 being fixedly connected with rack 2 is also two.
The operation principle of the media width position-limit mechanism is as follows：
Released state：Stirring sliding block 8 causes lateral pin 75 to be in position-changed-hole 81 close to the position of gear 3 (in this implementation
In example, i.e., sliding block 8 pushes position above, and lateral pin 75 is in the low level of sliding block 8), second packing ring 62 is placed in the first circular cylindrical projection
On the step surface of platform 72, the straight-tooth of first external diameter 31 engages connection with rack 2, and now, rack 2 can freely be lived by guide pad 1
Dynamic, adjustment position, guide pad 1 can be adjusted to media width edge；
Locking state：Stir and cause lateral pin 75 to be in the position away from gear 3 in position-changed-hole 81 (in this reality at sliding block 8
Apply in example, i.e., sliding block 8 pushes following position, and lateral pin 75 is in a high position for sliding block 8), pull bar 7 affects the first packing ring 61 to compress bullet
Spring 5 promotes second packing ring 62 to extrude gear 3, and the helical teeth of the second external diameter 32 of gear 3 is caught in the tooth mouth of rack 2, and rack 2 is consolidated
Fixed, the guide pad 1 being connected with rack 2 is immovable, is fixed on corresponding media width position.
Using media width position-limit mechanism provided in an embodiment of the present invention, following technique effect can be reached：Use heteromorphic teeth
Wheel does self-locking stop component, and locking is reliable；Pressure actuation components are done with spring, do not produce creep, pressure long time stability.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (5)
1. media width position-limit mechanism, it is characterised in that described including at least one guide pad, transmission component and latch assembly
Transmission component includes gear and at least one rack, and the rack is connected with the guide pad；
The gear has the first external diameter and second external diameter being disposed adjacent, before the second external diameter is located at the first external diameter
End, the first external diameter is straight-tooth, and the second external diameter is helical teeth, and the first external diameter can engage connection, institute with the rack
State gear and can be driven by the latch assembly and move forward and backward gear and be in the unlocked position or locked position, when the tooth
Wheel is when being in the unlocked position, and the straight-tooth of the first external diameter of the gear and the rack are in engagement, and the of the gear
Two external diameters are located at the rack front end；When the gear is in locked position, the helical teeth of the second external diameter of the gear is caught in
The tooth mouth of the rack.
2. media width position-limit mechanism as claimed in claim 1, it is characterised in that the latch assembly includes guide pad branch
Seat, spring, washer sets and pull bar, the pull bar include cylindrical base, the first cylindrical boss and the second cylindrical boss, institute
State the first cylindrical boss and be located at the cylindrical base front end, second cylindrical boss is located at first circular cylindrical projection
Platform front end, the radius of cylindrical base is small described in the radius ratio of first cylindrical boss, first cylindrical boss
The radius of the second cylindrical boss is big described in radius ratio；
The gear is located at the front side of the guide pad bearing, and axially extending bore, the guide pad bearing are provided among the gear
With the perforate corresponding with the axially extending bore, the radius of the radius of the axially extending bore and the perforate and the described first circle
The radius of cylindrical end tangs is adapted, and the axially extending bore and the perforate penetrate for first cylindrical boss, the cylinder
Shape base is located at the rear side of the guide pad bearing, and the washer sets include the first packing ring and second packing ring, first packing ring
The leading section of second cylindrical boss is arranged at, the second packing ring is arranged at the rear end of second cylindrical boss
Portion, the spring housing is on second cylindrical boss between first packing ring and the second packing ring；
The cylindrical bottom base rear end is provided with the modified gear that driving pull bar moves forward and backward.
3. media width position-limit mechanism as claimed in claim 2, it is characterised in that the modified gear is described including being arranged on
The radial direction through hole of cylindrical bottom base rear end, lateral pin is interspersed with the radial direction through hole, the rear side of the guide pad bearing, which is set, to be slided
Block, the sliding block are provided with oblique position-changed-hole, and the lateral pin is inserted in the position-changed-hole.
4. media width position-limit mechanism as claimed in claim 3, it is characterised in that the position-changed-hole turns forward from top to bottom
Tiltedly.
5. the media width position-limit mechanism as described in any one of Claims 1-4, it is characterised in that with outside the gear first
The rack of footpath engagement connection is two and is respectively arranged at the upper and lower of the gear, the institute being fixedly connected with the rack
It is also two to state guide pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610481839.0A CN105947724B (en) | 2016-06-23 | 2016-06-23 | Media width position-limit mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610481839.0A CN105947724B (en) | 2016-06-23 | 2016-06-23 | Media width position-limit mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105947724A CN105947724A (en) | 2016-09-21 |
| CN105947724B true CN105947724B (en) | 2017-11-28 |
Family
ID=56905190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610481839.0A Active CN105947724B (en) | 2016-06-23 | 2016-06-23 | Media width position-limit mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN105947724B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106739552B (en) * | 2016-11-30 | 2018-12-04 | 郑州新世纪数码科技股份有限公司 | Adapt to the platen side mode block of a variety of breadths |
| CN106739548B (en) * | 2016-11-30 | 2018-10-30 | 郑州新世纪数码科技股份有限公司 | The high-precision paper pressing device of wide format printer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09136728A (en) * | 1995-11-11 | 1997-05-27 | Mita Ind Co Ltd | Paper feeder |
| JPH11278683A (en) * | 1998-03-26 | 1999-10-12 | Murata Mach Ltd | Guide device for sheet of paper |
| CN102336341A (en) * | 2010-07-21 | 2012-02-01 | 株式会社理光 | Paper feeder and image forming device using same |
| CN204896925U (en) * | 2015-08-20 | 2015-12-23 | 山东新北洋信息技术股份有限公司 | Medium width stop gear and thin slice class medium processing apparatus |
| CN204938466U (en) * | 2015-09-14 | 2016-01-06 | 山东新北洋信息技术股份有限公司 | A kind of media width stop gear and laminated medium processing unit |
| CN205802543U (en) * | 2016-06-23 | 2016-12-14 | 珠海极速电子科技有限公司 | Media width position-limit mechanism |
-
2016
- 2016-06-23 CN CN201610481839.0A patent/CN105947724B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09136728A (en) * | 1995-11-11 | 1997-05-27 | Mita Ind Co Ltd | Paper feeder |
| JPH11278683A (en) * | 1998-03-26 | 1999-10-12 | Murata Mach Ltd | Guide device for sheet of paper |
| CN102336341A (en) * | 2010-07-21 | 2012-02-01 | 株式会社理光 | Paper feeder and image forming device using same |
| CN204896925U (en) * | 2015-08-20 | 2015-12-23 | 山东新北洋信息技术股份有限公司 | Medium width stop gear and thin slice class medium processing apparatus |
| CN204938466U (en) * | 2015-09-14 | 2016-01-06 | 山东新北洋信息技术股份有限公司 | A kind of media width stop gear and laminated medium processing unit |
| CN205802543U (en) * | 2016-06-23 | 2016-12-14 | 珠海极速电子科技有限公司 | Media width position-limit mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105947724A (en) | 2016-09-21 |
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Effective date of registration: 20170330 Address after: 519000 Guangdong province Zhuhai City Huayu Road No. 639 building 4 layer 2 Applicant after: ZHUHAI HENGQUAN BARCODE EQUIPMENT CO.,LTD. Address before: 519000, Guangdong Province, Xiangzhou, Warwick Road, No. 613, No. two, building ceramics, building four, Applicant before: ZHUHAI J-SPEED TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20230417 Address after: 519000 floor 4, building 2, No. 639, Huayu Road, Zhuhai, Guangdong Patentee after: ZHUHAI HENGQUAN BARCODE EQUIPMENT CO.,LTD. Patentee after: Zhuhai Xinye Electronic Technology Co.,Ltd. Address before: 519000 floor 4, building 2, No. 639, Huayu Road, Zhuhai, Guangdong Patentee before: ZHUHAI HENGQUAN BARCODE EQUIPMENT CO.,LTD. |
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Effective date of registration: 20230718 Address after: Room C301, 3rd Floor, Building 1 and 2 (Logistics Building), No. 611 and 613 Huayu Road, Xiangzhou District, Zhuhai City, Guangdong Province, 519000 Patentee after: Zhuhai Hengsheng barcode equipment Co.,Ltd. Patentee after: Zhuhai Xinye Electronic Technology Co.,Ltd. Address before: 519000 floor 4, building 2, No. 639, Huayu Road, Zhuhai, Guangdong Patentee before: ZHUHAI HENGQUAN BARCODE EQUIPMENT CO.,LTD. Patentee before: Zhuhai Xinye Electronic Technology Co.,Ltd. |