CN108609442A - Driving device for folding machine jack knife - Google Patents
Driving device for folding machine jack knife Download PDFInfo
- Publication number
- CN108609442A CN108609442A CN201810294533.3A CN201810294533A CN108609442A CN 108609442 A CN108609442 A CN 108609442A CN 201810294533 A CN201810294533 A CN 201810294533A CN 108609442 A CN108609442 A CN 108609442A
- Authority
- CN
- China
- Prior art keywords
- knife
- jack knife
- motor
- folding machine
- driving member
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims abstract description 18
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 16
- 238000010586 diagram Methods 0.000 description 5
- 238000007639 printing Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 231100001261 hazardous Toxicity 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000003442 weekly effect Effects 0.000 description 1
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
- B65H79/00—Driving-gear for devices for forwarding, winding, unwinding, or depositing material, not otherwise provided for
-
- 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
- B65H2403/50—Driving mechanisms
Landscapes
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
Abstract
The present invention relates to the driving devices for folding machine jack knife, including motor and mounting base；Mounting base includes motor mount and knife bar, and knife bar is installed on motor mount；Tool retracting device is equipped between motor mount and knife bar；Knife bar one end is equipped with cutterhead, and jack knife mounting groove is formed on cutterhead, and two cutterhead splicings make two jack knife mounting grooves be adapted with jack knife installation end.The driving device is by the way that knife bar to be mounted on motor mount, cutterhead is installed in one end of knife bar again, jack knife mounting groove is formed on cutterhead, when jack knife needs installation, two cutterheads are made to unclamp, jack knife is mounted in jack knife mounting groove, two cutterheads are realized into locking again, jack knife is set to be fixed in jack knife mounting groove, and then it is fixed on knife bar, the set-up mode clever structure, stability is high, the probability that jack knife falls or shakes in use can effectively be reduced, folding effect and folding efficiency is effectively ensured, and then is conducive to folding machine and promotes and apply in the market.
Description
Technical field
The present invention relates to folding machine technical fields, are particularly used for the driving device of folding machine jack knife.
Background technology
Folding machine is the modern printing equipment generated with modern printing industry, before modern printing house generally comprises print, print
It brushes, three processing programs after print, the main medium that carries is papery, due to the rise of packages printing, on other materials medium, such as
Plastics, fabric, leather, metal surface etc. are also being risen, but main carriers still account for empery status with paper.Printer
Industry processing is generally divided into Weekly of Books and Magazine's paper conversion and packaging process, folding machine be primarily useful in scope of design it is various difference sizes and
The folding of different-thickness paper is suitable for the large batch of foldings such as quick print center, manufacturing enterprise, official letter file, commercial correspondence
Page.
Folding machine mainly by paper piece-rate system, paper feed system, bending parallel folding system, vertical jack knife folding system,
The compositions such as rack, transmission system, electric control system and receipts note system, during folding, whether jack knife plays folding effect
Qualified key effect causes folding efficiency low, folding effect is poor, causes to provide conventionally, as jack knife fixes shakiness
The phenomenon that source wastes can be found everywhere, and is unfavorable for folding machine and promotes and apply in the market.
Invention content
The present invention be in order to overcome above-mentioned defect in the prior art, provide the driving device for folding machine jack knife,
The driving device structure is ingenious, and stability is high, can effectively ensure that the folding efficiency and effect of folding machine, is conducive to folding machine and exists
Popularization in the market and application.
In order to achieve the above-mentioned object of the invention, the present invention uses following technical scheme：For the driving device of folding machine jack knife,
Including motor and mounting base；The mounting base includes the motor mount installed for the motor and the knife installed for jack knife
Bar, the knife bar are installed on the motor mount；Tool retracting device is equipped between the motor mount and the knife bar；Institute
State knife bar one end and cutterhead be installed, form jack knife mounting groove on the cutterhead, two cutterheads splicings make two jack knife mounting grooves with
The installation end of jack knife is adapted.
As a preferred embodiment of the present invention, the tool retracting device includes the first driving member and the second driving member, described
First driving member is connected to the output end of the motor, and second driving member connects the first driving member；The knife bar is equipped with
Escape, second driving member is by mobile bar removable installation in the escape.
As a preferred embodiment of the present invention, first driving member is cylindrical.
As a preferred embodiment of the present invention, the height of the escape be the first driving member diameter 1/3~
1/2。
As a preferred embodiment of the present invention, the height of the escape is the 2/5 of the first driving member diameter.
As a preferred embodiment of the present invention, described knife bar one end is equipped with thread segment, and thread segment is installed with the motor
Seat spiral connection.
As a preferred embodiment of the present invention, the motor is externally provided with motor protecting cover, and the motor protecting cover is fixed
It is installed on the motor mount.
As a preferred embodiment of the present invention, multiple heat emission holes are offered on the motor mount.
As a preferred embodiment of the present invention, can be separated from each other between two cutterheads.
As a preferred embodiment of the present invention, the motor is servo motor.
Compared with prior art, the beneficial effects of the invention are as follows：In the driving device for folding machine jack knife of the present invention,
Cutterhead is installed by the way that knife bar to be mounted on motor mount, then in one end of knife bar, forms jack knife mounting groove on cutterhead, when
When jack knife needs installation, two cutterheads is made to unclamp, jack knife is mounted in jack knife mounting groove, then two cutterheads are realized into locking,
So that jack knife is fixed in jack knife mounting groove, and then be fixed on knife bar, the set-up mode clever structure, stability is high, Neng Gouyou
Effect reduces the probability that jack knife falls or shakes in use, folding effect and folding efficiency is effectively ensured, and then advantageous
It promotes and applies in the market in folding machine.
Description of the drawings
Fig. 1 is the structural schematic diagram of the driving device for folding machine jack knife in embodiment；
Fig. 2 is the structural schematic diagram of the driving device for folding machine jack knife in embodiment；
Fig. 3 is the structural schematic diagram for motor mount in the driving device of folding machine jack knife in embodiment；
Fig. 4 is the structural schematic diagram for the second driving member in the driving device of folding machine jack knife in embodiment；
Fig. 5 is the structural schematic diagram for cutterhead in the driving device of folding machine jack knife in embodiment.
Reference numeral：6-1, motor；6-2, motor mount；6-3, knife bar；6-31, escape；6-4, the first driving member；
6-5, the second driving member；6-6, mobile bar；6-7, cutterhead；6-8, motor protecting cover.
Specific implementation mode
It elaborates below in conjunction with the accompanying drawings to the embodiment of the present invention.
Embodiment：As shown in Figures 1 to 5, it is used for the driving device of folding machine jack knife, including motor 6-1 and mounting base, on
It includes for above-mentioned motor 6-1 the motor mount 6-2 installed and the knife bar 6-3 installed for jack knife, motor peace to state mounting base
Plate-like motor mounting platform is formed on dress seat 6-2, motor 6-1 is mounted on mounting platform, and shape is gone back on motor mount 6-2
At the knife bar erecting bed installed for knife bar 6-3, knife bar 6-3 is rod-shaped in cylinder, and knife bar erecting bed includes upper erecting bed and lower installation
Platform, upper erecting bed and lower erecting bed are respectively formed on the knife bar mounting hole passed through for knife bar 6-3, and upper erecting bed is parallel with lower erecting bed
Setting, avoids knife bar 6-3 from tilting in use, and then ensures the using effect of jack knife in use.
Knife bar 6-3 is fixedly mounted on above-mentioned motor mount 6-2, is carried out Fast Installation to knife bar 6-3 for convenience, is carried
High installation effectiveness, the knife bar mounting hole on upper erecting bed are threaded hole, and the upper end of knife bar 6-3 forms thread segment, and knife bar 6-3 can be straight
Spiral is connect to be connected on motor mount 6-2.
Jack knife in folding machine is according to whether cut folding, and then determine that jack knife is to realize withdrawing operation or feeding
Operation is provided with energy for the ease of realizing aforesaid operations to jack knife between above-mentioned motor mount 6-2 and above-mentioned knife bar 6-3
Make jack knife withdrawing or the tool retracting device of feeding, the tool retracting device in the present embodiment includes the first driving member 6-4 and the second driving member
6-5, above-mentioned first driving member 6-4 are connected on the output end of above-mentioned motor 6-1, the first driving member 6-4 fortune synchronous with motor 6-1
Turn, above-mentioned second driving member 6-5 connections the first driving member 6-4, it is indirectly right by the control of 6-1 couples of the first driving member 6-4 of motor
Second driving member 6-5 is controlled, and passes through mobile bar provided with escape 6-31, above-mentioned second driving member 6-5 on knife bar 6-3
6-6 removable installations after installation is complete, are arranged as required to motor 6-1 in above-mentioned escape 6-31, when jack knife need to
When upper withdrawing, motor 6-1 forward or reverse, and then drive the first driving member 6-4 rotation, the first driving member 6-4 rotations drive the
Two driving member 6-5 are lifted upwards, and then jack knife is made to move up；When jack knife needs feed, motor 6-1 forward or reverse, into
And the first driving member 6-4 rotations are driven, the first driving member 6-4 rotations drive the second driving member 6-5 to move down, and then make jack knife
Downwards, with realize jack knife into withdrawing is given, ensure the stability of jack knife in use.
During folding, jack knife plays the whether qualified key effect of folding effect, conventionally, as jack knife
It is fixed unstable, cause folding efficiency low, folding effect is poor, and the phenomenon that resulting in waste of resources can be found everywhere, and is unfavorable for folding machine and exists
Popularization in the market and application to solve the above-mentioned problems are also mounted with that the cutterhead of jack knife can be clamped in the other end of knife bar 6-3
The jack knife mounting groove 6-71 that section shape in curved surface is formd on 6-7, above-mentioned cutterhead 6-7, when jack knife being made to fix, two cutterhead 6-7
Between mutually splicing fix, so that two jack knife mounting groove 6-71 is spliced into the shapes such as round or ellipse, so that two jack knives
The shape that mounting groove 6-71 is formed is adapted with the installation end of jack knife, and the installation end of jack knife is made to be fixed on two jack knife installations just
In slot 6-71, its shaking is avoided, cutterhead is dismounted for convenience, improves disassembly efficiency, can will be led between two cutterhead 6-7
It crosses clamping screw and realizes locking, clamping screw is simple in structure, easy to use, compared with other locking modes, passes through clamping screw
The mode cost of locking is relatively low, virtually reduces the manufacturing cost of producer, thereby reduces the use cost of user, is conducive to
The folding machine is promoted and is applied in the market.
The first driving member 6-4 rotations are driven in order to facilitate the output end of motor 6-1, ensure the stability in rotation process,
Above-mentioned first driving member 6-4 is cylindrical.
Motor 6-1 can be by rotating forward or inverting feeding or withdrawing to realize jack knife, in order to avoid escape 6-31 mistakes
Height influences the using effect and service life of knife bar 6-3, and the height of escape 6-31 is above-mentioned columned first driving member 6-
The 1/3~1/2 of 4 diameter, when the height of above-mentioned escape 6-31 is the 2/5 of above-mentioned first driving member 6-4 diameters, first is driven
The high stabilities of part 6-4 in use can effectively ensure that the stability of jack knife in use, and then ensure folding
The folding effect of page machine.
Motor 6-1 is externally provided with motor protecting cover 6-8, other solids can be effectively prevent to immerse motor case and prevent from operating
Personnel touch hazardous components in casing, cause personal injury.
In use due to motor 6-1, can because room temperature is excessively high, heat dissipation is bad, overload etc. caused by factors motor 6-1 from
Body temperature is excessively high, and then influences the using effect and service life of motor 6-1, in order to mitigate influence of the heat to motor 6-1, electricity
Machine 6-1 is ensureing that other solids can not immerse motor case and operating personnel is effectively prevent to touch hazardous components in casing,
When causing personal injury, multiple heat emission holes are set on motor protecting cover 6-8, and heat emission hole is from motor protecting cover 6-8
Outside aperture tapers into, and while ensureing to radiate, prevents other component from being entered inside motor 6-1 by heat emission hole.
Motor protecting cover 6-8 and motor 6-1 are fixedly mounted on motor mount 6-2, the opening of motor protecting cover 6-8
Area is less than the mounting platform area of motor mount 6-2, and motor 6-1 is wrapped in just in motor protecting cover 6-8.
It is installed by clamping screw between motor protecting cover 6-8 and motor mount 6-2, it is simple, convenient, fast.
Two cutterhead 6-7 can be arranged to be in fan shape, i.e. one end connects, and the other end is separated, can also be by two above-mentioned knives
It is directly separated from each other between disk 6-7, it is convenient that cutterhead 6-7 is replaced and overhauled.
Motor 6-1 in the present embodiment is servo motor, and servo motor refers to that control machinery element is transported in servo-drive system
The engine turned, is a kind of indirect speed change gear of subsidy motor, and servo motor can make control speed, and positional precision is very accurate,
Voltage signal can be converted to torque and rotating speed with drive control object, servo motor rotor rotating speed is controlled by input signal,
And energy fast reaction is used as executive component, and with electromechanical time constant is small, the linearity is high, initiating in automatic control system
The characteristics such as voltage, the angular displacement that the electric signal received can be converted on motor reel or angular speed output, be divided into direct current and
AC servomotor two major classes, are mainly characterized by, when signal voltage is zero without rotation phenomenon, rotating speed with torque increasing
Add and uniform descent, can effectively ensure that the stability of jack knife in use using servo motor, reducing jack knife makes
With the probability of mistake, the using effect of jack knife can effectively ensure that.
In the driving device for folding machine jack knife of the present embodiment, by the way that knife bar 6-3 is mounted on motor mount 6-2
On, then in one end of knife bar 6-3 installation cutterhead 6-7, jack knife mounting groove 6-71 is formed on cutterhead 6-7, when jack knife needs to install
When, so that two cutterhead 6-7 is unclamped, jack knife is mounted in jack knife mounting groove 6-71, then two cutterhead 6-7 are realized into locking, makes
Jack knife is fixed in jack knife mounting groove 6-71, and then is fixed on knife bar 6-3, the set-up mode clever structure, and stability is high, energy
Enough probability for effectively reducing jack knife and falling or shake in use, are effectively ensured folding effect and folding efficiency, in turn
Be conducive to folding machine to promote and apply in the market.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention；Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Although reference numeral in figure is used more herein：6-1, motor；6-2, motor mount；6-3, knife bar；6-
31, escape；6-4, the first driving member；6-5, the second driving member；6-6, mobile bar；6-7, cutterhead；6-8, motor protecting cover etc.
Term, but it does not preclude the possibility of using other terms.The use of these items is only for more easily describe and explain
The essence of the present invention；Any one of the additional limitations is construed as all to disagree with spirit of that invention.
Claims (10)
1. for the driving device of folding machine jack knife, including motor（6-1）And mounting base；It is characterized in that：The mounting base packet
It includes and is used for the motor（6-1）The motor mount of installation（6-2）And the knife bar for jack knife installation（6-3）, the knife bar（6-
3）It is installed on the motor mount（6-2）On；The motor mount（6-2）With the knife bar（6-3）Between be equipped with withdrawing
Device；The knife bar（6-3）One end is equipped with cutterhead（6-7）, the cutterhead（6-7）Upper formation jack knife mounting groove（6-71）, two
A cutterhead（6-7）Splicing makes two jack knife mounting grooves（6-71）The shape of formation is adapted with the installation end of jack knife.
2. the driving device according to claim 1 for folding machine jack knife, it is characterised in that：The tool retracting device includes
First driving member（6-4）With the second driving member（6-5）, first driving member（6-4）It is connected to the motor（6-1）Output
End, second driving member（6-5）Connect the first driving member（6-4）；The knife bar（6-3）It is equipped with escape（6-31）, institute
State the second driving member（6-5）Pass through mobile bar（6-6）Removable installation is in the escape（6-31）It is interior.
3. the driving device according to claim 2 for folding machine jack knife, it is characterised in that：First driving member
（6-4）It is cylindrical.
4. the driving device according to claim 3 for folding machine jack knife, it is characterised in that：The escape（6-31）
Height be first driving member（6-4）The 1/3~1/2 of diameter.
5. the driving device according to claim 4 for folding machine jack knife, it is characterised in that：The escape（6-31）
Height be first driving member（6-4）The 2/5 of diameter.
6. the driving device according to claim 1 for folding machine jack knife, it is characterised in that：The knife bar（6-3）One
End is equipped with thread segment, thread segment and the motor mount（6-2）Spiral connects.
7. the driving device according to claim 1 for folding machine jack knife, it is characterised in that：The motor（6-1）Outside
Equipped with motor protecting cover（6-8）, the motor protecting cover（6-8）It is fixedly installed in the motor mount（6-2）On.
8. the driving device according to claim 7 for folding machine jack knife, it is characterised in that：The motor mount
（6-2）On offer multiple heat emission holes.
9. the driving device according to claim 1 for folding machine jack knife, it is characterised in that：Two cutterheads（6-
7）Between can be separated from each other.
10. the driving device according to claim 1 for folding machine jack knife, it is characterised in that：The motor（6-1）For
Servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810294533.3A CN108609442A (en) | 2018-03-30 | 2018-03-30 | Driving device for folding machine jack knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810294533.3A CN108609442A (en) | 2018-03-30 | 2018-03-30 | Driving device for folding machine jack knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108609442A true CN108609442A (en) | 2018-10-02 |
Family
ID=63659526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810294533.3A Pending CN108609442A (en) | 2018-03-30 | 2018-03-30 | Driving device for folding machine jack knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108609442A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0987210A2 (en) * | 1998-09-17 | 2000-03-22 | MBO MASCHINENBAU OPPENWEILER BINDER GMBH & CO. | Drive for a folding blade |
| CN201268526Y (en) * | 2008-09-09 | 2009-07-08 | 城市印刷器材有限公司 | Automatic electronic folding knife |
| CN103538960A (en) * | 2013-10-20 | 2014-01-29 | 湖南新邵印刷机器有限公司 | Driving device of hybrid folding machine electric-control cutter |
| CN206069057U (en) * | 2016-08-17 | 2017-04-05 | 江苏新华柏印务有限公司 | On line multipage finished product jack knife mechanism used for folding machine |
| CN208022534U (en) * | 2018-03-30 | 2018-10-30 | 浙江寿原机械有限公司 | A kind of driving device for folding machine jack knife |
-
2018
- 2018-03-30 CN CN201810294533.3A patent/CN108609442A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0987210A2 (en) * | 1998-09-17 | 2000-03-22 | MBO MASCHINENBAU OPPENWEILER BINDER GMBH & CO. | Drive for a folding blade |
| CN201268526Y (en) * | 2008-09-09 | 2009-07-08 | 城市印刷器材有限公司 | Automatic electronic folding knife |
| CN103538960A (en) * | 2013-10-20 | 2014-01-29 | 湖南新邵印刷机器有限公司 | Driving device of hybrid folding machine electric-control cutter |
| CN206069057U (en) * | 2016-08-17 | 2017-04-05 | 江苏新华柏印务有限公司 | On line multipage finished product jack knife mechanism used for folding machine |
| CN208022534U (en) * | 2018-03-30 | 2018-10-30 | 浙江寿原机械有限公司 | A kind of driving device for folding machine jack knife |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7810894B2 (en) | Hybrid printing device | |
| CN208022534U (en) | A kind of driving device for folding machine jack knife | |
| CN102255444A (en) | Combined stator winding machine | |
| CN108609442A (en) | Driving device for folding machine jack knife | |
| CN207777445U (en) | A kind of clutch transmission | |
| CN211366394U (en) | Feeding device of label printing machine | |
| CN219326380U (en) | Position control system and rewinding dividing and cutting machine using same | |
| CN208022492U (en) | A kind of jack knife mounting device for folding machine | |
| CN211362328U (en) | Modularized joint of cooperative robot and encoder reading head position adjusting mechanism thereof | |
| CN211513519U (en) | Defoaming disc structure suitable for installation of different clamps | |
| CN108483115A (en) | Jack knife mounting device for folding machine | |
| CN209257078U (en) | A kind of slitting corrugated paper device | |
| CN201530625U (en) | Electric paper feeder | |
| CN207987262U (en) | A kind of sawing sheet cutter device of full-automatic leatherware processing | |
| CN102085970A (en) | Electric paper feeder | |
| CN208729871U (en) | A kind of segmentation hole-cutting device of sanitary tissue products | |
| CN214879042U (en) | Automatic high-efficient paper feeder of discernment | |
| JP3239023U (en) | Paper box printer for storage battery production | |
| CN109279351A (en) | The material collecting device of centralization cooling fin molding equipment | |
| CN213763560U (en) | Automatic bender of numerical control aluminium strip | |
| CN221269405U (en) | Surface punching device of starter shell | |
| CN217726918U (en) | Automatic feeding device for aluminum alloy plate machining | |
| CN205328106U (en) | Material loading platform of modified EPS board | |
| CN214954271U (en) | Yarn device is pricked to portable | |
| CN216271983U (en) | Charging tray unloader with adjustable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181002 |
|
| RJ01 | Rejection of invention patent application after publication |