CN107472942A - A kind of paper feeder - Google Patents
A kind of paper feeder Download PDFInfo
- Publication number
- CN107472942A CN107472942A CN201710770239.0A CN201710770239A CN107472942A CN 107472942 A CN107472942 A CN 107472942A CN 201710770239 A CN201710770239 A CN 201710770239A CN 107472942 A CN107472942 A CN 107472942A
- Authority
- CN
- China
- Prior art keywords
- workbench
- connecting rod
- paper feeder
- feed roller
- hinged
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H3/00—Separating articles from piles
- B65H3/02—Separating articles from piles using friction forces between articles and separator
- B65H3/06—Rollers or like rotary separators
- B65H3/0607—Rollers or like rotary separators cooperating with means for automatically separating the pile from roller or rotary separator after a separation step
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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
- B65H3/00—Separating articles from piles
- B65H3/08—Separating articles from piles using pneumatic force
- B65H3/10—Suction rollers
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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
- B65H3/00—Separating articles from piles
- B65H3/02—Separating articles from piles using friction forces between articles and separator
- B65H3/06—Rollers or like rotary separators
- B65H3/063—Rollers or like rotary separators separating from the bottom of pile
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H3/00—Separating articles from piles
- B65H3/02—Separating articles from piles using friction forces between articles and separator
- B65H3/06—Rollers or like rotary separators
- B65H3/0692—Vacuum assisted separator rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H3/00—Separating articles from piles
- B65H3/46—Supplementary devices or measures to assist separation or prevent double feed
Abstract
The invention discloses a kind of paper feeder, the paper feeder includes frame, for supporting the workbench of cardboard, multiple feed rollers for paperboard conveying being arranged at below workbench, four connecting rods being hinged rotating around horizontal axis and workbench, it is arranged in frame and is used for the first driving means for driving two connecting rods of workbench outlet side to move up and down, and is arranged in frame and is used for the second drive device for driving two connecting rods of workbench opposite side to move up and down；Workbench corresponds to and offers an opening at each feed roller respectively, and the top of each feed roller can be stretched out from workbench in corresponding opening.Paper feeder provided by the invention avoids clamps cardboard progress paper feeding using two rollers, and ensure that will not occur crimp in cardboard course of conveying.
Description
Technical field
The present invention relates to field of printing machinery, more particularly to a kind of paper feeder.
Background technology
The paper feeding mode conventional for the printing machine of cardboard printing has：Two kinds of double roller paper feeding and vacuum suction paper feeding.This two
Kind paper feeding mode requires that at least one group of feeding-in roll clamps cardboard, so as to realize the conveying of cardboard.However, paper under normal circumstances
The mechanical strength of plate is not high, and the most frequently used cardboard is corrugated board, and its sandwich layer is simultaneously non-solid, and anti-pressure ability is weaker；Work as feeding-in roll
Can the thickness of cardboard is ironed when clamping corrugated board, i.e., deformed on calliper direction.However, in order that cardboard deforms
Fewer, the power that feeding-in roll clamps cardboard must be smaller, but so often presss from both sides unstable cardboard, and deviation will be produced during paper feeding,
Influence printing quality.
It can be seen that prior art could be improved and improve.
The content of the invention
In view of in place of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of paper feeder, it is intended to solves
The technical problem for causing cardboard to deform during paper feeder paper feeding in the prior art.
In order to achieve the above object, this invention takes following technical scheme：
A kind of paper feeder, including frame, for supporting the workbench of cardboard, multiple be arranged at below workbench is used to convey
The feed roller of cardboard, four connecting rods being hinged rotating around horizontal axis and workbench, is arranged in frame and for driving work
The first driving means that two connecting rods of platform outlet side move up and down, and be arranged in frame and be used to drive workbench another
The second drive device that two connecting rods of side move up and down；Workbench corresponds to offers an opening respectively at each feed roller,
The top of each feed roller can be stretched out from workbench in corresponding opening.
In described paper feeder, the first driving means and the second drive device include two balance staffs and supported respectively
Seat, the balance staff being articulated with balance staff fulcrum bearing, and the motor for driving balance staff to rotate；Set respectively on every balance staff
There is a connecting rod base, the bottom of every connecting rod is hinged with corresponding connecting rod base respectively.
In described paper feeder, a cam, every pendulum are arranged with the output shaft of each motor respectively
A swing arm is respectively arranged with axle；The outer rim of each cam offsets with corresponding swing arm respectively.
In described paper feeder, each swing arm includes a body respectively, and one is respectively arranged with each body
Root fixing axle, a driven bearing is arranged with respectively in every fixing axle；The outer rim of each cam respectively with corresponding driven shaft
The outer rim held offsets.
In described paper feeder, the paper feeder be also arranged at including one piece in frame and positioned at two motors it is defeated
Go out the vertical support plate at end；That one end of corresponding two motors of two balance staffs is hinged with the vertical support plate respectively.
In described paper feeder, the main shaft of each motor connects an output shaft by a shaft coupling respectively；
Two pieces of respective auxiliary guide plates are fixed with vertical support plate；That one end of each output shaft away from cam is each passed through that corresponding block
Respective auxiliary guide plates simultaneously pass through bearing hinge connection.
In described paper feeder, each connecting rod includes lower link and upper connecting rod respectively；Each lower link respectively with
Its corresponding connecting rod base is hinged, and each upper connecting rod is hinged with workbench respectively；Each upper connecting rod away from workbench outlet side and
Lower link is connected by swinging block respectively, and the top that corresponding lower link is distinguished in the bottom of each swinging block is hinged, each
The bottom that corresponding upper connecting rod is distinguished on the top of swinging block is hinged；Each swinging block has been respectively articulated with a connecting rod support, each
Connecting rod support is individually fixed in frame；A linear axis are respectively fixed with each upper connecting rod of corresponding workbench outlet side
Hold, each linear bearing slidably connects a line slideway, and each line slideway is fixed in frame.
In described paper feeder, the top of each upper connecting rod includes two yokes respectively, is set between two yokes
It is equipped with a pivot；Workbench corresponds at the top of each upper connecting rod and is respectively arranged with a projection, is set respectively on each projection
There is a circular hole, each projection inserts between corresponding two yokes and carries out hole axle with that corresponding root pivot respectively matches somebody with somebody
Close.
In described paper feeder, several columns feed roller is provided with below workbench, each feed roller of same row is arranged
In on the hollow paper feeding wheel shaft of same root；The suction hole of multiple its outer wall of connection and inwall is offered on each feed roller, it is each
The through hole offered respectively at each feed roller for connecting suction hole and paper feeding wheel shaft inner chamber is corresponded in the side wall of paper feeding wheel shaft.
In described paper feeder, the feed roller that arbitrary neighborhood two arranges in projection in the horizontal plane is along feed roller shaft length
Direction shifts to install.
Beneficial effect：
The invention provides a kind of paper feeder, by setting workbench, four connecting rods, and two drive devices, so as to just
In the lifting of control workbench, to realize feed roller paperboard conveying.Compared with prior art, paper feeder provided by the present invention is kept away
Exempt to carry out the mode of paper feeding using two rollers clamping cardboards, therefore crimp will not have been caused to cardboard, in addition, conveying
Cheng Zhong, by controlling workbench side to rise, pressure of the pile to that cardboard in conveying is alleviated, further ensures paper
It will not be deformed in plate course of conveying.
Brief description of the drawings
Fig. 1 is the stereogram of paper feeder provided by the invention.
Fig. 2 is the partial enlarged drawing in S1 regions in Fig. 1.
Fig. 3 is the partial enlarged drawing in S2 regions in Fig. 1.
Fig. 4 is in paper feeder provided by the invention, and the connection of lower link and upper connecting rod away from workbench outlet side is shown
It is intended to.
The schematic side view of Fig. 5 paper feeders provided by the invention, in non-paper feeding state.
The schematic side view of Fig. 6 paper feeders provided by the invention, the left side of workbench is in raised configuration in figure.
Fig. 7 is the arrangement schematic diagram of feed roller in the projection on horizontal plane in paper feeder provided by the invention.
Embodiment
The present invention provides a kind of paper feeder, to make the purpose of the present invention, technical scheme and effect clearer, clear and definite,
The present invention is described in more detail for the embodiment that develops simultaneously referring to the drawings.It should be appreciated that specific embodiment described herein
Only to explain the present invention, it is not intended to limit the present invention.
Fig. 1 to Fig. 6 is referred to, the present invention provides a kind of paper feeder.
Described paper feeder includes frame（Not shown in figure）, it is multiple to be arranged at for supporting the workbench 10 of cardboard
The feed roller 11 for paperboard conveying below workbench, four connecting rods 20 being hinged rotating around horizontal axis and workbench（Fig. 1
In only observe 3）, it is arranged in frame and for driving workbench outlet side（It is illustrated as right side）Two connecting rods up and down transport
Dynamic first driving means, and be arranged in frame and be used to drive workbench opposite side（It is illustrated as left side）Two connecting rods
The second drive device to move up and down；Workbench corresponds to offers an opening 101, each feed roller respectively at each feed roller
Top can be stretched out from workbench in corresponding opening.It should be noted that frame is not inventive point in itself in the present invention
Place, therefore accompanying drawing is not shown, and the present invention does not limit the concrete shape of frame yet, can be according to real needs during practical application
The setting of frame is carried out to meet to necessary part（Such as drive device）Supported.
Specifically, the structural principle of the second drive device of above-mentioned first driving means is identical, the first driving means
Include two balance staff fulcrum bearings 301 respectively with the second drive device, the balance staff 31 being articulated with balance staff fulcrum bearing, and for driving
The motor 401 that movable pendulum axle rotates；Be respectively arranged with a connecting rod base 33 on every balance staff, the bottom of every connecting rod respectively with
Corresponding connecting rod base is hinged.Above-mentioned each balance staff fulcrum bearing and motor are arranged in frame.Motor driving balance staff exists
Rotated in the range of certain angle, connecting rod base rotates with balance staff, so as to which drivening rod is swung（Including horizontal displacement and vertical position
Move）, so as to realize the lifting at left and right sides of control workbench.
Further, a cam 404, every balance staff are arranged with the output shaft of each motor 401 respectively
A swing arm 32 is respectively arranged with 31；The outer rim of each cam offsets with corresponding swing arm respectively.During work, the cam with
Corresponding motor rotates, so as to drive corresponding swing arm to swing with carrying out certain radian.Specific hunting range is by actual work
Condition determines, is not construed as limiting herein.
Further, each swing arm 32 includes a body 321 respectively, and one is respectively arranged with each body admittedly
Dead axle 323, a driven bearing 323 is arranged with respectively in every fixing axle；The outer rim of each cam respectively with it is corresponding driven
The outer rim of bearing offsets.Rolling friction occurs for the place that the purpose of the setting is cam is contacted with swing arm, reduces cam
With the abrasion of swing arm.
Further, the paper feeder also includes one piece and is arranged in frame and positioned at the perpendicular of two motor output ends
Allotment board 302；That one end of corresponding two motors of two balance staffs is hinged with the vertical support plate respectively.Above-mentioned vertical branch
Board is arranged in frame, passes through the setting so that section of balance staff for being provided with swing arm forms simple beam structure, improves
The stability of balance staff.
Further, the main shaft of each motor connects an output shaft 403 by a shaft coupling 402 respectively；It is perpendicular
Two pieces of respective auxiliary guide plates are fixed with allotment board（Not shown in figure）；That one end of each output shaft away from cam is each passed through
That corresponding block respective auxiliary guide plates simultaneously pass through bearing hinge connection.Due to the supporting role of respective auxiliary guide plates so that output shaft can be held
By shearing force caused by cam, so that output shaft operation is more stable.
In practical application, when the size of paper feeder is larger, corresponding length of connecting rod also can be longer, in order to further keep away
Exempt from the problem of displacement that swings at the top of connecting rod is larger, can be set as follows：Each connecting rod 20 includes lower link respectively
201 and upper connecting rod 202；Each lower link distinguishes corresponding connecting rod base be hinged 33, each upper connecting rod 202 respectively with workbench
10 is be hinged；Away from workbench outlet side（It is illustrated as left side）Each upper connecting rod and lower link connected respectively by a swinging block 203
Connect, the top that corresponding lower link is distinguished in the bottom of each swinging block is hinged, and the top difference of each swinging block is corresponding
The bottom of upper connecting rod is hinged；Each swinging block has been respectively articulated with a connecting rod support 204（Accompanying drawing show swinging block 203 and passes through axle 205
Articulated linkage bearing 204）, each connecting rod support is individually fixed in frame（Connecting hole 2041 is illustrated in accompanying drawing 2, for wearing
Cross bolt connecting rod support is fixed in frame）；Corresponding workbench outlet side（It is illustrated as right side）Each upper connecting rod on respectively
A linear bearing 21 is fixed with, each linear bearing slidably connects a line slideway（Not shown in figure）, each straight line
Guide rail is fixed in frame.Concrete operating principle described briefly below：（1）Motion principle away from workbench outlet side, swing arm are swung
When drive lower link swing（The existing horizontal displacement of lower link also has vertical displacement）, lower link drive swinging block swing（Such as Fig. 4 institutes
Show, swinging block rotates around axle 205）, the rotational band movable pendulum axle and connecting rod base of swinging block rotate, are further driven to upper connecting rod and swing, finally
Workbench side is driven to move up and down；As shown in Figure 2, the length of upper connecting rod is less than the length of lower link, due to the length of upper connecting rod
Degree is shorter, therefore upper connecting rod does not influence workbench normal work to horizontal displacement very little caused by workbench.（2）Corresponding work
The motion principle of platform outlet side, for the motion principle away from workbench outlet side, the rotational band movable pendulum axle and connecting rod base of swinging block
Rotate, drive lower link to swing when further, lower link drives upper connecting rod to be moved up and down along line slideway, so as to realize workbench
Outlet side moves up and down.By setting linear bearing, it is therefore intended that using the elevating movement of workbench outlet side as benchmark, from
And ensure every time when being elevated to peak or minimum point all without shifting of workbench.
Please be refering to Fig. 2, further, the top of each upper connecting rod 202 includes two yokes 2021 respectively, two
A pivot 2022 is provided between yoke；Workbench corresponds at the top of each upper connecting rod and is respectively arranged with a projection 11, respectively
A circular hole is respectively arranged with individual projection（Do not observe in figure）, each projection insert respectively corresponding between two yokes simultaneously
And carry out hole axle cooperation with that corresponding root pivot.It by the setting, can realize that upper connecting rod is hinged with workbench, cause again
Connecting rod being capable of stably supporting table.
Further, it is provided with several columns feed roller below workbench（4 row feed rollers are only schematically drawn in accompanying drawing）, together
Each feed roller of one row is sheathed on the hollow paper feeding wheel shaft of same root；Multiple its outer wall of connection are offered on each feed roller
With the suction hole of inwall, correspond in the side wall of each paper feeding wheel shaft offered respectively at each feed roller for connect suction hole and
The through hole of paper feeding wheel shaft inner chamber.The inner chamber of above-mentioned each paper feeding wheel shaft is connected to vaccum-pumping equipment（It is not drawn into figure）, it is described to take out
Vacuum equipment is not in the scope of the present invention.As shown in Figure 1, each paper feeding wheel shaft enters respectively close to that one end of motor
Blind plugging is gone.Above-mentioned each feed roller is pivotally connected to a power set（Not shown in figure）, so as to realize each paper feeding wheel shaft
Synchronous axial system.
Referring to Fig. 7, further, arbitrary neighborhood two arranges in projection in the horizontal plane feed roller is along hollow shaft length
Direction shifts to install.The setting to be more uniformly stressed during contact of the cardboard with feed roller, in course of conveying more it is stable not
Deviation easily occurs.
The operation principle of the paper feeder described briefly below：As shown in figure 5, before paper feeding, two cams are located at suitable position
Put and just cause workbench to be in extreme higher position, the top of each feed roller is not stretched out from each opening on workbench, i.e.,
The bottom of that cardboard of the pile bottom does not contact with feed roller.Two motors drive two cam rotations respectively, from
And make it that workbench bottoms out, the top of each feed roller is stretched out from each opening of workbench so that pile is most
The bottom of that cardboard of bottom contacts and is adsorbed with each feed roller, and feed roller rotates and send that cardboard of the bottom
Go out.Referring to Fig. 6, when paper feeding half, away from outlet side（It is illustrated as left side）Motor rotate, by the left side of workbench
Extreme higher position is increased to, allows the left side of pile 90 to be separated with feed roller, that cardboard 901 just transmitted is avoided by pile
Push down completely, i.e. alleviate pressure of the pile 90 to cardboard 901, therefore smoothly can be sent out by feed roller.When a piece of paper plate quilt
After sending out completely, corresponding outlet side（It is illustrated as right side）Motor rotate, so as to allow corresponding cam rotation, go to and allow work
Make to be raised to highest position on the right side of platform（Now workbench is in level）, at this moment next cardboard to be conveyed（It is now placed in pile
The bottom）It is kept completely separate with feed roller, stops paper feeding, so as to complete a paper feeding working cycles.The cardboard of above-mentioned output enters
Next process, the specific device of subsequent processing not shown in figure.As can be seen here, paper feeder provided by the invention avoids
Using the clamping of upper and lower two rollers and paperboard conveying, avoid cardboard and be deformed；During paper feeding, the left side quilt of pile
Lift, avoid whole gravity pressures of pile on that cardboard conveyed, further avoid cardboard and be oppressed change
Shape, any deformation does not occur in cardboard course of conveying so as to ensure that.
It is understood that for those of ordinary skills, can be with technique according to the invention scheme and its hair
Bright design is subject to equivalent substitution or change, and all these changes or replacement should all belong to the guarantor of appended claims of the invention
Protect scope.
Claims (10)
1. a kind of paper feeder, it is characterised in that multiple to be arranged at workbench for supporting the workbench of cardboard including frame
The feed roller for paperboard conveying of lower section, four connecting rods being hinged rotating around horizontal axis and workbench, is arranged in frame
And for driving the first driving means that two connecting rods of workbench outlet side move up and down, and be arranged in frame and be used for
The second drive device for driving two connecting rods of workbench opposite side to move up and down；Workbench corresponds to be opened respectively at each feed roller
Provided with an opening, the top of each feed roller can be stretched out from workbench in corresponding opening.
2. paper feeder according to claim 1, it is characterised in that the first driving means and the second drive device point
Not Bao Kuo two balance staff fulcrum bearings, the balance staff being articulated with balance staff fulcrum bearing, and for drive balance staff rotate motor；
A connecting rod base is respectively arranged with every balance staff, the bottom of every connecting rod is hinged with corresponding connecting rod base respectively.
3. paper feeder according to claim 2, it is characterised in that covered respectively on the output shaft of each motor
Provided with a cam, a swing arm is respectively arranged with every balance staff；The outer rim of each cam offsets with corresponding swing arm respectively.
4. paper feeder according to claim 3, it is characterised in that each swing arm includes a body respectively, respectively
A fixing axle is respectively arranged with individual body, is arranged with a driven bearing in every fixing axle respectively；Outside each cam
Outer rim of the edge respectively with corresponding driven bearing offsets.
5. paper feeder according to claim 4, it is characterised in that the paper feeder is also arranged in frame including one piece
And positioned at the vertical support plate of two motor output ends；That one end of corresponding two motors of two balance staffs respectively with this
Vertical support plate is hinged.
6. paper feeder according to claim 4, it is characterised in that the main shaft of each motor passes through a connection respectively
Axle device connects an output shaft；Two pieces of respective auxiliary guide plates are fixed with vertical support plate；That away from cam of each output shaft
End is each passed through that corresponding block respective auxiliary guide plates and passes through bearing hinge connection.
7. the paper feeder according to claim 2 or 5, it is characterised in that each connecting rod respectively include lower link and
Upper connecting rod；Each lower link is distinguished corresponding connecting rod base and is hinged, and each upper connecting rod is hinged with workbench respectively；Away from work
Each upper connecting rod of platform outlet side is connected by a swinging block respectively with lower link, and the bottom difference of each swinging block is corresponding
The top of lower link is hinged, and the bottom that corresponding upper connecting rod is distinguished on the top of each swinging block is hinged；Each swinging block is cut with scissors respectively
A connecting rod support is connected to, each connecting rod support is individually fixed in frame；In each upper connecting rod of corresponding workbench outlet side
A linear bearing is respectively fixed with, each linear bearing slidably connects a line slideway, and each line slideway is fixed on
In frame.
8. paper feeder according to claim 7, it is characterised in that the top of each upper connecting rod includes two respectively
Yoke, a pivot is provided between two yokes；Workbench corresponds at the top of each upper connecting rod and is respectively arranged with a projection,
Be respectively arranged with a circular hole on each projection, each projection insert respectively corresponding between two yokes and with it is corresponding that
Root pivot carries out hole axle cooperation.
9. the paper feeder according to claim 2 or 5, it is characterised in that several columns feed roller is provided with below workbench,
Each feed roller of same row is sheathed on the hollow paper feeding wheel shaft of same root；Multiple connect outside it is offered on each feed roller
The suction hole of wall and inwall, correspond in the side wall of each paper feeding wheel shaft and offered respectively at each feed roller for connecting suction hole
With the through hole of paper feeding wheel shaft inner chamber.
10. paper feeder according to claim 9, it is characterised in that arbitrary neighborhood two arranges in projection in the horizontal plane
Feed roller shifted to install along feed roller shaft length direction.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710770239.0A CN107472942B (en) | 2017-08-31 | 2017-08-31 | Paper feeder |
| PCT/CN2018/099593 WO2019042109A1 (en) | 2017-08-31 | 2018-08-09 | Paper feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710770239.0A CN107472942B (en) | 2017-08-31 | 2017-08-31 | Paper feeder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107472942A true CN107472942A (en) | 2017-12-15 |
| CN107472942B CN107472942B (en) | 2023-06-20 |
Family
ID=60604251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710770239.0A Active CN107472942B (en) | 2017-08-31 | 2017-08-31 | Paper feeder |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107472942B (en) |
| WO (1) | WO2019042109A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108792683A (en) * | 2018-08-21 | 2018-11-13 | 武汉京山轻机智能装备有限公司 | A kind of grip device for paper manipulator on track |
| CN109399261A (en) * | 2018-10-12 | 2019-03-01 | 广东东方精工科技股份有限公司 | A kind of cam driving gear and front edge paper feed platform |
| WO2019042109A1 (en) * | 2017-08-31 | 2019-03-07 | 广东东方精工科技股份有限公司 | Paper feeding device |
| CN109466171A (en) * | 2018-11-28 | 2019-03-15 | 广东东方精工科技股份有限公司 | A kind of not damaged front edge paper feed grid power mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2019042109A1 (en) * | 2017-08-31 | 2019-03-07 | 广东东方精工科技股份有限公司 | Paper feeding device |
| CN108792683A (en) * | 2018-08-21 | 2018-11-13 | 武汉京山轻机智能装备有限公司 | A kind of grip device for paper manipulator on track |
| CN108792683B (en) * | 2018-08-21 | 2023-12-22 | 武汉京山轻机智能装备有限公司 | Clamp device for paper feeding mechanical arm of printing line |
| CN109399261A (en) * | 2018-10-12 | 2019-03-01 | 广东东方精工科技股份有限公司 | A kind of cam driving gear and front edge paper feed platform |
| CN109466171A (en) * | 2018-11-28 | 2019-03-15 | 广东东方精工科技股份有限公司 | A kind of not damaged front edge paper feed grid power mechanism |
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| Publication number | Publication date |
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| CN107472942B (en) | 2023-06-20 |
| WO2019042109A1 (en) | 2019-03-07 |
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