CN105598208B - A kind of roll bending unwinding device - Google Patents
A kind of roll bending unwinding device Download PDFInfo
- Publication number
- CN105598208B CN105598208B CN201511003614.6A CN201511003614A CN105598208B CN 105598208 B CN105598208 B CN 105598208B CN 201511003614 A CN201511003614 A CN 201511003614A CN 105598208 B CN105598208 B CN 105598208B
- Authority
- CN
- China
- Prior art keywords
- scalable
- main shaft
- roll bending
- sliding block
- tile fragment
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/28—Drums or other coil-holders
- B21C47/30—Drums or other coil-holders expansible or contractible
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/16—Unwinding or uncoiling
- B21C47/18—Unwinding or uncoiling from reels or drums
Abstract
The present invention provides a kind of roll bending unwinding device, including main shaft, the scalable tile fragment on the outside of the main shaft；Also include drive component, the scalable sliding block on the main shaft and the scalable regulating platform being fixedly mounted on the inside of the scalable tile fragment；The inclined outside faces of the scalable sliding block and the bevelled inner side face of the scalable regulating platform are slidably connected；The driving part driving inclined outside faces and the bevelled inner side face change the radial distance of the scalable tile fragment and the main shaft with respect to slip.Because scalable sliding block and scalable regulating platform are face contact and have higher structural strength, more heavy weight roll bending can be born relative to bar linkage structure, the applicability of roll bending unwinding device is improved.
Description
Technical field
The present invention relates to technical field of board processing, more particularly to a kind of roll bending unwinding device.
Background technology
Before plate stamping operation, roll bending sheet material is needed through unwinding device uncoiling, apparatus for shaping shaping.Dress is unreeled for convenience
Put and be inserted into roll bending intermediate throughholes and clamp drive roll bending rotation, unwinding device typically sets the main shaft of scalable form.Tool
Body is：Scalable tile fragment is provided with the outside of main shaft, distance between scalable tile fragment and main shaft is adjusted using linkage, main shaft is realized
It is scalable and change and roll bending between clamping degree.But, due to roll bending plates specifications limit value, it is used to insert roll bending unwinding device
Intermediate throughholes size it is certain, due to size limit value, existing linkage (the particularly jointed shaft of connecting rod) can only bear compared with
The roll bending of small weight, it is impossible to meet large-tonnage roll bending and unreel demand.
The content of the invention
Realize that main shaft is scalable using bar linkage structure to solve existing roll bending unwinding device, it is impossible to applied to large-tonnage roll bending
The problem of, the invention provides a kind of new roll bending unwinding device.
The present invention provides a kind of roll bending unwinding device, including main shaft, the scalable tile fragment on the outside of the main shaft；Also wrap
Include drive component, the scalable sliding block on the main shaft and the scalable regulation being fixedly mounted on the inside of the scalable tile fragment
Platform；The inclined outside faces of the scalable sliding block and the bevelled inner side face of the scalable regulating platform are slidably connected；The drive component
The inclined outside faces and the bevelled inner side face is driven to change the radial direction of the scalable tile fragment and the main shaft with respect to slip
Distance.
Optionally, also with the collar being sleeved on the main shaft；The scalable sliding block is fixedly installed on the collar；
The main shaft is also installed with brake guide table, has limiting plate on the inside of the scalable tile fragment, the limiting plate with it is described
Brake guide table coordinates axial direction of the limitation scalable tile fragment along the main shaft to move；The drive component and the set
Ring and/or the scalable sliding block are fixedly connected.
Optionally, with least two along the axial directional distribution of the main shaft the collar；Multiple collars lead to
Sliding block positioning copper sheathing is crossed to be fixedly connected with the drive component.
Optionally, there is the guiding sliding block positioning copper sheathing to be slided along the main shaft axial direction in the brake guide table
Dynamic through hole.
Optionally, the central core region of the main shaft has axis hole；The drive component includes power part, installed in described
Pull bar and the pull bar sliding sleeve being sleeved on the outside of the main shaft in axis hole；The main shaft also has elongated hole；The pull bar and described
Pull bar sliding sleeve is connected by the connecting rod through the elongated hole；The sliding block positioning copper sheathing is fixedly connected with the pull bar sliding sleeve.
Optionally, the power part is scalable oil cylinder.
Optionally, the scalable tile fragment two ends have teeth；It is adjacent when the scalable tile fragment and maximum main shaft distance
The teeth of the scalable tile fragment are still fastened.
Optionally, in addition to the main shaft main shaft support axle center being connected；The pull bar extend into the main shaft support
In the groove in axle center.
Optionally, also with the brake disc being fixedly connected with the main shaft.
The roll bending unwinding device that the present invention is provided, including drive component, the scalable sliding block on main shaft, fixed installation
The bevelled inner side face of scalable regulating platform on the inside of scalable tile fragment, the inclined outside faces of scalable sliding block and scalable regulating platform, which is slided, to be connected
Connect；Under the driving effect of drive component, the bevelled inner side face of the inclined outside faces of scalable sliding block and scalable regulating platform changes phase
The registration answered, can change the radial distance between scalable tile fragment and main shaft, realize that the expansion of scalable tile fragment clamps the behaviour of roll bending
Make.Because scalable sliding block and scalable regulating platform are face contact and have higher structural strength, it can be held relative to bar linkage structure
By more heavy weight roll bending, the applicability of roll bending unwinding device is improved.
Optionally, in the embodiment of the invention, scalable sliding block relative main and scalable watt are driven using sliding sleeve
Block movement changes the distance between scalable tile fragment and main shaft, and is matched somebody with somebody by the limited block on the inside of brake guide table and scalable tile fragment
Scalable tile fragment the moving along main shaft of limitation is closed, is achieved that in the case where not changing scalable tile fragment relative to main shaft axial location
The expansion of scalable tile fragment, facilitates the position alignment of scalable tile fragment and roll bending in practical operation.
Optionally, in the embodiment of the invention, drive component includes pull bar, the set being arranged in spindle hole of main
The pull bar sliding sleeve on the outside of main shaft is connected on, pull bar sliding sleeve and scalable sliding block position copper sheathing by sliding block and connected, using at axis hole
Pull bar drive the movement of pull bar sliding sleeve to realize the movement of scalable sliding block.Axis hole regional space can be so made full use of, is effectively reduced
The size of roll bending unwinding device, saves limited installing space.
Optionally, quadrant block two ends set teeth, and roll bending inner free end can be prevented to be inserted into roll bending solution winding apparatus
Side causes inside structure to destroy, and improves the security that device is used.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is roll bending unwinding device front view in the specific embodiment of the invention；
Fig. 2 is roll bending unwinding device exploded perspective view in the specific embodiment of the invention；
Fig. 3 is Fig. 1 middle sections schematic diagram；
Wherein：1- main shafts, 101- axis holes, the scalable tile fragments of 2-, 21- teeth, the 3- collars, the scalable sliding blocks of 4-, the scalable regulations of 5-
Platform, 6- brakes guide table, 61- through holes, 7- pull bars, 8- pull bars sliding sleeve, the scalable oil cylinders of 9-, 10- main shaft supports axle center, 11- stop
Hull, 12- sliding blocks positioning copper sheathing.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Such as Fig. 1 and Fig. 2, Fig. 1 are roll bending unwinding device front view in the specific embodiment of the invention, and Fig. 2 has for the present invention
Roll bending unwinding device exploded perspective view in body embodiment.It can be seen that, the roll bending unwinding device in the present invention includes main shaft 1, peace
Scalable tile fragment 2 mounted in the outside of main shaft 1.To make scalable tile fragment 2 to clamp roll bending after extending into the intermediate throughholes 61 of roll bending, also
Including corresponding expanding and shrinking mechanism.
Specifically, expanding and shrinking mechanism includes the collar 3 being sleeved on main shaft 1, the scalable sliding block 4 on the collar 3 is fixedly mounted on
With the scalable regulating platform 5 for being fixedly mounted on the scalable inner side of tile fragment 2.The lateral surface of scalable sliding block 4 and the medial surface of scalable regulating platform 5
It is inclined plane, the inclined outside faces of scalable sliding block 4 and the bevelled inner side face clamping of scalable regulating platform 5 are connected and can slided relatively
It is dynamic.In addition, main shaft 1 is also equipped with fixed brake guide table 6, the scalable inner side of tile fragment 2 has limited block, limited block and braking
Device guide table 6 coordinates the scalable tile fragment 2 of limitation to be moved along the axial direction of main shaft 1, it is ensured that the phase of limited block and main shaft 1 in the axial direction
To fixation.In addition, also having the drive component part for driving scalable sliding block 4 to be moved axially along main shaft 1.
Using the structure of the above, after roll bending unwinding device is inserted into roll bending intermediate throughholes 61, drive component work is driven
The dynamic collar 3 is moved, and the collar 3 drives scalable sliding block 4 to move；And now prevented due to the cooperation of limited block and brake guide table 6
Only scalable tile fragment 2 is moved axially, and is fixed on the scalable regulating platform 5 of the scalable inner side of tile fragment 2 and will not also be moved axially along main shaft 1；Phase
Answer, dislocation movement occurs between for scalable sliding block 4 and scalable regulating platform 5, the registration of regulation therebetween also just changes
Scalable tile fragment 2 radial direction relative to main shaft 1 distance, change the sectional dimension of roll bending unwinding device, realize and put
Winding apparatus clamps the operation of roll bending.
Relative to existing linkage, because scalable sliding block 4, scalable regulating platform 5 contact for face, and the two has preferably
Structural strength, therefore, it is possible to bear the Action of Gravity Field of bigger roll bending, meet the load-bearing demand during uncoiling of big quality roll bending.
It is that the scalable He of tile fragment 2 is realized by the form of mobile scalable sliding block 4 and the collar 3 in above embodiment
The change of distance between main shaft 1；It is contemplated that also can be by directly by drive component and mobile scalable regulating platform 5 and scalable tile fragment 2
Connect, adjust the registration between scalable regulating platform 5 and scalable sliding block 4 and change distance of the scalable tile fragment 2 relative to main shaft 1；
But now, scalable sliding block 4 should be fixedly mounted on main shaft 1, prevent it from being moved with scalable regulating platform 5.
In the embodiment of the invention, with three collars 3 being axially distributed along main shaft 1, lead between the collar 3
Cross sliding block positioning copper sheathing 12 and be fixedly connected with drive component, such drive component can drive each collar 3 axially to be moved along main shaft 1 simultaneously
Move, while changing the cooperation of scalable sliding block 4 and scalable regulating platform 5 on each collar 3；Certainly, the quantity of the collar is not limited to 3
It is individual, or other quantity is (it should be noted that the quantity of scalable sliding block 4 on each collar 3 can be true according to the quantity of scalable tile fragment 2
It is fixed)；Sliding block positioning copper sheathing 12 shown in another figure is fixed the sliding sleeve of end by bolt.
In addition, also having guide runner to position copper sheathing 12 along leading to that the axial direction of main shaft 1 is slided in brake guide table 6
Hole 61.Because brake guide table 6 is fixed on main shaft 1, therefore through hole 61 and the sliding block positioning cooperation of copper sheathing 12 can limit sliding sleeve
Along the slip relative to the circumferential direction of main shaft 1, it is ensured that roll bending unwinding device will not produce slippage problems in rotation process.
Such as accompanying drawing 3, wherein drive component includes the power part positioned at the one end of axis hole 101, the drawing in axis hole 101
Bar 7 and the pull bar sliding sleeve 8 for being sleeved on the outside of main shaft 1；In addition, also there is elongated hole (not shown), pull bar 7 in the side of main shaft 1
Connected with pull bar sliding sleeve 8 by the connecting rod through elongated hole, and sliding block positioning copper sheathing 12 is fixedly connected with pull bar sliding sleeve 8.In this way,
When power part drive pull bar 7 is axially moveable, pull bar 7 drives axial direction of the pull bar sliding sleeve 8 along main shaft 1 to slide by connecting rod
Dynamic, corresponding pull bar sliding sleeve 8 positions copper sheathing 12 and sliding sleeve with movable slider and also slided along the axial direction of main shaft 1.Above driving group
The set-up mode of part, can effectively reduce the size of roll bending unwinding device, save limited installing space.Certainly, drive component
Also the outside of main shaft 1, and the realization of without prejudice to whole device function can be set directly at.
For another shown in 3 accompanying drawings, power part in present invention specific implementation is actual for scalable oil cylinder 9, that is, utilizes oil cylinder
Flexible the moving along the axial direction of main shaft 1 of drive pull bar 7 of middle piston rod.It is contemplated that in other embodiments also can electricity consumption
The scalable oil cylinder 9 of equipment replacement that the those skilled in the art such as dynamic push rod commonly use.
Because the sheet material of roll bending inner free end has very big rigidity, in the scalable process of expansion of tile fragment 2, on the inside of roll bending
Sheet material may be inserted into the inner side of scalable tile fragment 2 and influence whole roll bending unwinding device normal work.Therefore, of the invention specific
In implementation, the two ends of scalable tile fragment 2 also have teeth 21, adjacent even if distance reaches maximum between scalable tile fragment 2 and main shaft 1
The teeth 21 of scalable tile fragment 2 are still snapped together, it is ensured that sheet material will not be made to be inserted on the inside of roll bending unwinding device.
As shown in figure 3, to improve the weight capacity of main shaft, realizing stable support, also there is main shaft in the other end of main shaft 1
Support axle center 10, main shaft support axle center 10 with main shaft 1 is fixed together, end has groove；Pull bar 7 can extend into main shaft support
In the groove in axle center 10, and the length extending into groove that works and change with scalable oil cylinder 9.
In addition, such as Fig. 2, to ensure that roll bending unwinding device course of work medium velocity is controllable, realization and follow-up apparatus for shaping
Work coordinates, and brake disc 11 is also fixedly connected with the outside of main shaft 1；Such as velocity of rotation of main shaft 1 is excessive, then brake disc work makes master
The reduction of speed of axle 1.
The roll bending unwinding device in the embodiment of the present invention is described in detail above.Specific case pair is applied herein
The principle and embodiment of the present invention is set forth, and the explanation of above example is only intended to the core for helping to understand the present invention
Thought, without departing from the principles of the present invention, can also carry out some improvement and modification, these improve and modified to the present invention
Also fall within the scope of the present invention.
Claims (8)
1. a kind of roll bending unwinding device, including main shaft (1), the scalable tile fragment (2) on the outside of the main shaft (1)；Its feature
It is：Also include drive component, the scalable sliding block (4) on the main shaft (1) and be fixedly mounted on the scalable tile fragment
(2) the scalable regulating platform (5) on the inside of；In the inclined outside faces of the scalable sliding block (4) and the inclination of the scalable regulating platform (5)
Side is slidably connected；It is described that the drive component drives the inclined outside faces and the bevelled inner side face to change with respect to slip
Scalable tile fragment (2) and the radial distance of the main shaft (1)；Also there is the collar (3) being sleeved on the main shaft (1)；It is described to expand
Contracting sliding block (4) is fixedly installed on the collar (3)；The main shaft (1) is also installed with brake guide table (6), described
There is limiting plate, the limiting plate coordinates the limitation scalable tile fragment with the brake guide table (6) on the inside of scalable tile fragment (2)
(2) moved along the axial direction of the main shaft (1)；The drive component and the collar (3) and/or the scalable sliding block (4)
It is fixedly connected.
2. roll bending unwinding device according to claim 1, it is characterised in that：With at least two along the main shaft (1)
The collar (3) of axial directional distribution；Multiple collars (3) position copper sheathing (12) by sliding block and consolidated with the drive component
Fixed connection.
3. roll bending unwinding device according to claim 2, it is characterised in that：Have on the brake guide table (6) and lead
The through hole (61) that copper sheathing (12) is slided along the main shaft (1) axial direction is positioned to the sliding block.
4. the roll bending unwinding device according to claim any one of 2-3, it is characterised in that：The axle center area of the main shaft (1)
Domain has axis hole (101)；The drive component includes power part, the pull bar (7) in the axis hole (101) and suit
Pull bar sliding sleeve (8) on the outside of the main shaft (1)；The main shaft (1) also has elongated hole；The pull bar (7) and the pull bar are slided
(8) are covered to connect by the connecting rod through the elongated hole；The sliding block positioning copper sheathing (12) and the fixed company of the pull bar sliding sleeve (8)
Connect.
5. roll bending unwinding device according to claim 4, it is characterised in that：The power part is scalable oil cylinder (9).
6. roll bending unwinding device according to claim 5, it is characterised in that：Scalable tile fragment (2) two ends have teeth
(21)；When the scalable tile fragment (2) and the maximum main shaft (1) distance, the teeth (21) of the adjacent scalable tile fragment (2) are still detained
Close.
7. roll bending unwinding device according to claim 6, it is characterised in that：Also include the master being connected with the main shaft (1)
Axle supports axle center (10)；The pull bar (7) is extend into the groove of the main shaft support axle center (10).
8. roll bending unwinding device according to claim 7, it is characterised in that：Also include being fixedly connected with the main shaft (1)
Brake disc (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511003614.6A CN105598208B (en) | 2015-12-25 | 2015-12-25 | A kind of roll bending unwinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511003614.6A CN105598208B (en) | 2015-12-25 | 2015-12-25 | A kind of roll bending unwinding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105598208A CN105598208A (en) | 2016-05-25 |
| CN105598208B true CN105598208B (en) | 2017-10-27 |
Family
ID=55978853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511003614.6A Active CN105598208B (en) | 2015-12-25 | 2015-12-25 | A kind of roll bending unwinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105598208B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106624141B (en) * | 2016-09-21 | 2018-09-25 | 依合斯电梯配件(上海)有限公司 | Elevator flat steel band is equipped with customized cut-off |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2461677Y (en) * | 2000-03-29 | 2001-11-28 | 株洲锻压机床厂 | Expanding dabber of decoiling machine mainshaft |
| CN202539263U (en) * | 2012-04-01 | 2012-11-21 | 郑州市华驰薄板科技有限公司 | Coiler mandrel device |
| CN202921684U (en) * | 2012-11-29 | 2013-05-08 | 一重集团大连设计研究院有限公司 | Roller of un-coiler in inspection station |
| CN203044571U (en) * | 2012-12-11 | 2013-07-10 | 河北宝生工程科技有限公司 | Simple coiling device of rolling mill |
| DE202014009875U1 (en) * | 2014-11-26 | 2015-01-12 | Achenbach Buschhütten GmbH & Co. KG | Reel for winding strip-shaped material |
-
2015
- 2015-12-25 CN CN201511003614.6A patent/CN105598208B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2461677Y (en) * | 2000-03-29 | 2001-11-28 | 株洲锻压机床厂 | Expanding dabber of decoiling machine mainshaft |
| CN202539263U (en) * | 2012-04-01 | 2012-11-21 | 郑州市华驰薄板科技有限公司 | Coiler mandrel device |
| CN202921684U (en) * | 2012-11-29 | 2013-05-08 | 一重集团大连设计研究院有限公司 | Roller of un-coiler in inspection station |
| CN203044571U (en) * | 2012-12-11 | 2013-07-10 | 河北宝生工程科技有限公司 | Simple coiling device of rolling mill |
| DE202014009875U1 (en) * | 2014-11-26 | 2015-01-12 | Achenbach Buschhütten GmbH & Co. KG | Reel for winding strip-shaped material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105598208A (en) | 2016-05-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104773435A (en) | Multifunctional power roller apparatus | |
| CN105598208B (en) | A kind of roll bending unwinding device | |
| CN104765116A (en) | Take-up, pay-off and wire arrangement device for optical fiber cables | |
| CN106763304A (en) | A kind of belt brake | |
| CN206415442U (en) | A kind of roll bending unreels feeding pressure mechanism | |
| CN101704460B (en) | Roller type tension station applicable to rolling multiple rollers | |
| CN103588092B (en) | A kind of method adopting auxiliary device more change steel rope | |
| EP2745019B1 (en) | Spooling machine | |
| CN206244110U (en) | A kind of steel band unwinding device | |
| CN101337449B (en) | Film forming device of film-coating device | |
| CN207655639U (en) | A kind of adaptive spindle holder device | |
| CN201024040Y (en) | Steel roll sling | |
| CN105579377B (en) | Equipment for band to be wound into coiled material | |
| CN110835010B (en) | Wire and cable winding device | |
| CN105215082A (en) | Slitting line winder | |
| CN205200216U (en) | A reel for rolling machine | |
| JP2010535630A (en) | Rolling device with adjusting device | |
| CN206717286U (en) | A kind of twin-roll jaw means | |
| CN217577720U (en) | High-speed pay-off of antifriction overheated | |
| CN205200211U (en) | Indulge trimming rolling machine | |
| CN109227028A (en) | A kind of storage station's penstock catchments channel steel mounting device and method | |
| CN212750504U (en) | Novel rubber coating hot pressing device | |
| CN202655405U (en) | Strip-type material molding machine | |
| CN214140806U (en) | Kraft paper rewinding machine with compression roller structure | |
| CN108655201A (en) | High intensity square shaft reel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 523000 No. 12 Baisha Chuangxing Road, Humen Town, Dongguan City, Guangdong Province Patentee after: Guangdong Ruihui Intelligent Technology Co., Ltd. Address before: 523000 Jinshan Industrial Zone, Wucun, Baisha Community, Humen Town, Dongguan City, Guangdong Province Patentee before: Dongguan Ruihui Machinery Manufacturing Co., Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A coiling device for coiling plate Effective date of registration: 20211213 Granted publication date: 20171027 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: Guangdong Ruihui Intelligent Technology Co.,Ltd. Registration number: Y2021980014751 |