CN107553744A - Cutting tool - Google Patents
Cutting tool Download PDFInfo
- Publication number
- CN107553744A CN107553744A CN201610514547.2A CN201610514547A CN107553744A CN 107553744 A CN107553744 A CN 107553744A CN 201610514547 A CN201610514547 A CN 201610514547A CN 107553744 A CN107553744 A CN 107553744A
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- Prior art keywords
- water pond
- cutting
- water
- cutting head
- cutting tool
- Prior art date
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Abstract
The invention discloses a kind of cutting tool, including：Basin, cutting head, framework, guide assembly, workbench and water pond；Basin is used for water storage, and cutting head is used to realize cutting function, and framework is used to support cutting head, and guide assembly is attached to framework, and workbench is slidably attached to guide assembly along first straight line direction, and water pond is at least partially arranged between cutting head and basin；Wherein, along first straight line direction water pond at least partly exceed basin.Wherein, the water that water pond can get off to splash on cutting head carries out effective backstop.
Description
Technical field
The present invention relates to a kind of cutting tool, and in particular to a kind of makita 4100NH.
Background technology
The vertical makita 4100NH of platform is as a kind of cutting tool for objects such as cutting tile, marbles by user
Extensive favor.This cutting tool generally includes：Basin, cutting head, framework, workbench and support etc..Wherein, basin is used for
The water to cutting head cleaning and cooling is stored, this causes cutting head splash can go out largely into surrounding environment in the course of the work
Water, so as to make surrounding environment dirty.
The content of the invention
A kind of cutting tool, including：Basin, cutting head, framework, guide assembly, workbench and water pond；Basin is used to store up
Water, cutting head are used to realize cutting function, and framework is used to supporting cutting head, and guide assembly is attached to framework, and workbench is along first
Rectilinear direction is slidably attached to guide assembly, and water pond is at least partially arranged between cutting head and basin；Wherein, along
Water pond at least partly exceeds basin in one rectilinear direction.
Further, water pond is formed or is connected with：Guide part, guide part can be oriented to water pond along parallel to first straight line
Slided with respect to basin in direction.
Further, water pond includes：Main water pond and extension water pond, main water pond are formed with guide assembly and are slidably connected, and are extended
Water pond is formed with main water pond and is rotatablely connected；Wherein, pivot center that water pond is rotated relative to main water pond is extended parallel to first straight line.
Further, main water pond forms the glide direction being slidably connected parallel to first straight line with guide assembly.
Further, main water pond includes：Water pond body and water pond retaining section, water pond body include putting down with the table top of workbench
Capable water pond bottom surface, direction of the water pond retaining section from water pond bottom away from basin extend；Wherein, water pond retaining section perpendicular to
Size on the direction of the table top of workbench is less than or equal to 150mm more than or equal to 80mm.
Further, water pond retaining section also includes one section of cambered surface towards cutting head bending, and it is remote that cambered surface is located at water pond bottom surface
From one end of cutting head.
Or water pond includes：Main water pond and extension water pond, main water pond are formed with guide assembly and are slidably connected, and extend water pond
Form and be rotatablely connected with main water pond；Wherein, extension water pond can be at least turned in the plane made where its table top in workbench
Projection be located at the projection of main water pond on this plane within the scope of.
Further, cutting head includes：Cutting member, motor, shield and the first water deflector, cutting member are used to cut object,
Motor can drive cutting member to be rotated by axle of first axle, and shield includes being respectively arranged at the interior guard portions of cutting member both sides and outer
Guard section, the first water deflector are attached to outer shield portion；Wherein, cutting member has a cutting planes when cutting object, and first
One, which is formed, between straight line and cutting planes where water deflector and the upper limb of outer shield portion connection is more than 0 degree less than or equal to 20 degree
Angle.
Further, the first water deflector and outer shield portion form can using one parallel to the table top of workbench second axis as
The rotation connection of axle；Cutting tool also includes：Support arm, support arm connection framework and cutting head；Cutting head is formed with support arm
Can using one perpendicular to first axle the 3rd axis as axle rotation connection；First water deflector includes：Dash body and extension,
Dash body is connected with outer shield portion, and extension is directed away from the direction extension of cutting member from dash body；In cutting head with
Three axis are that axle opposed support structure is turned to when the extension is contacted with object, and the first water deflector of extension driving is directed away from cutting
The direction of cutter member rotates.
Further, second axis is tilted with first axle and intersected.
The water pond of basin can partly be exceeded by being set between cutting head and basin, and water pond can get off to splash on cutting head
Water carry out effective backstop.
Brief description of the drawings
Fig. 1 is the three-dimensional structure diagram of the cutting tool of one embodiment；
Fig. 2 is the side view of the cutting tool in Fig. 1；
Fig. 3 is the structural representation of the water pond and guide assembly in Fig. 1；
Fig. 4 is structural representation of the structure shown in Fig. 3 when extending water pond and turning to main water pond inclination relatively；
Fig. 5 is structural representation of the structure shown in Fig. 3 when extending water pond and turning on the upside of main water pond；
Fig. 6 is the structural representation of the cutting head and support arm in Fig. 1；
Fig. 7 is the side view of cutting member in Fig. 6, shield, the first water deflector and the second water deflector；
Fig. 8 is structural representation of the structure shown in Fig. 7 in the non-cutting stone material of cutting member；
Fig. 9 is structural representation of the structure shown in Fig. 7 in cutting member cutting stone material.
Embodiment
Make specific introduce to the present invention below in conjunction with the drawings and specific embodiments.
The cutting tool 100 of first embodiment shown in Fig. 1 and Fig. 2 includes：Basin 11, framework 12, workbench 13, guide rail
Component 14, cutting head 15 and support 16.Wherein, the cutting tool 100 is specifically as follows makita 4100NH, can be used for cutting porcelain
The objects such as brick, marble.
Basin 11 is used to store the water to the cooling of cutting head 15.Cutting tool 100 is in cutting process, the internal memory of basin 11
The water of storage can be radiated in time to cutting head 15；And the water that basin 11 can also get off received from splash on cutting head 15,
So as to avoid making ground dirty, sanitation and hygiene are ensure that；Furthermore basin 11 can also receive caused useless in cutting process
Bits.
Framework 12 is used to support cutting head 15, and framework 12 sets and on basin 11.In order to support cutting head 15, cut
Cutting instrument 100 also includes being used for directly supporting the support arm 17 of cutting head 15, and the both ends of support arm 17 are respectively with framework 12 and cutting
First 15 connection is cut, so that cutting head 15 is supported on framework 12.
Workbench 13 is used to place object to be cut, and workbench 13 is also coupled to framework 12.Specifically, workbench 13
Guide assembly 14 is slidably attached to along the direction of first straight line 101, and guide assembly 14 is attached on framework 12.So,
Workbench 13 can be cut the overall of cutting head 15, framework 12 and the composition of guide assembly 14 along the direction of first straight line 101 direction relatively
First 15 motion is cut, consequently facilitating object moves towards cutting head 15, and then facilitates the cutting operation of user.
Cutting head 15 is used to realize cutting function, and cutting head 15 is attached on framework 12.Cutting head 15 can include：For
The cutting member 151 of object is cut, cutting member 151 can be rotated with first axle 102 for axle.Wherein, for makita 4100NH,
Cutting member 151 can be the circular saw blade of energy cutting tile, marble etc..
Support 16 is used to support basin 11 so that the placement that cutting tool 100 can be stablized is on the ground.
As depicted in figs. 1 and 2, cutting tool 100 also includes：Water pond 18 and storage disk 19.Wherein, water pond 18, which is arranged on, cuts
Cut between first 15 and basin 11, water pond 18 is additionally arranged between workbench 13 and basin 11.Along along the direction of first straight line 101,
The also part of water pond 18 exceeds basin 11, and water pond 18 is to exceed basin 11 in the front side of basin 11.So, water pond 18 can be used in
Side spray spills the water come to backstop cutting head 15 forward, and then water pond 18 is led water in basin 11 again, so as to reduce cutting head
15 splashes and then ensure that the sanitation and hygiene of working environment to the water on ground.Storage disk 19 is arranged on support 16, storage disk 19
For placing attachment that may be used during a few thing etc., such as tape measure, screw, screwdriver etc..Storage disk 19 is also
Form and be rotatablely connected with support 16, so, when user is without using storage disk 19, it is empty that storage disk 19 can be turned to occupancy
Between less position, so as to convenient storage and storage.Clearly illustrate the content of technical scheme for convenience, as shown in figure 1, this
Invent the upside for giving cutting tool 100, downside, front side, rear side, left side, right direction.
As shown in figure 3, water pond 18 is attached on guide assembly 14, water pond 18 is also formed with guide assembly 14 and is slidably connected.
Water pond 18 formed with guide part 181, guide part 181 can be oriented to the opposite rail component 14 of water pond 18 slip be oriented parallel to first
The direction of straight line 101.Specifically, guide assembly 14 includes：Two guide rails 141, formed with inner orbit portion on each guide rail 141
141a and outside track portion 141b.Inner orbit portion 141a is used to coordinate with the guide part 181 of water pond 18, so that water pond 18 is with leading
Rail assembly 14 is formed and is slidably connected.Outside track portion 141b is used to coordinate with workbench 13, so that workbench 13 along first is straight
The direction of line 101 forms with guide assembly 14 and is slidably connected.
For water pond 18, it includes：Main water pond 182 and extension water pond 183.Wherein, main water pond 182 is arranged on two
Between guide rail 141, the left side and right side of main water pond 182 form foregoing guide part 181, so as to main water pond 182 and guide rail
Component 14 is formed and is slidably connected.Extension water pond 183 is used for the dash area for expanding water pond 18.Extension water pond 183 is arranged on main water
The left side or right side of disk 182, here by taking left side as an example, extension water pond 18 exceeds basin 11 in the left side of basin 11.Extend water
Disk 183 is also formed with main water pond 182 and is rotatablely connected, and extends the shaft axis that water pond 183 forms rotation connection with main water pond 182
Also parallel with the direction of first straight line 101.So, when extending water pond 183 and being rotated relative to main water pond 182, it can at least be turned to
Position shown in position shown in Fig. 4 and Fig. 5.When extension water pond 183 turns to position shown in Fig. 4, the relatively main water of water pond 183 is extended
Disk 182 tilts, at this moment, extension water pond 183 can backstop cutting head 15 towards extension the splash of water pond 183 water.And when extension water
When disk 183 is rotated further to position shown in Fig. 5, extension water pond 183 is essentially completely inside the upside of main water pond 182, at this moment, extension
Projection of the water pond 183 in the plane 103 where the table top of a workbench 13 is positioned at main water pond 182 in the plane 103
Within the scope of projection, so that now the dash area of water pond 18 is smaller than the dash area shown in Fig. 3 during state.In addition, when expansion
When exhibition water pond 183 turns to position shown in Fig. 5, extension water pond 183 is between two guide rails 141, so as to extension water now
Disk 183 can slide with main water pond 182 in the lump opposite rail component 14, so as to reduce the portion that water pond 18 exceeds basin 11
The size divided, the at this moment reduced space where cutting tool 100, and then be easy to the storage of user.
As shown in Figure 1, Figure 4 and Figure 5, main water pond 182 includes：Water pond body 1821 and water pond retaining section 1822.Wherein, water
For disk body 1821 formed with a water pond bottom surface 1821a parallel with the table top of workbench 13, water pond bottom surface 1821a being capable of part
Positioned at the downside of cutting head 15, so as to carry out backstop to the water of 15 downward splash of cutting head.Water pond retaining section 1822 is from water
The face 1821a that tries to get to the heart of a matter extends to the direction away from basin 11, and water pond retaining section 1822 can be integrally formed with water pond body 1821.Water
Disk retaining section 1822 can tilt upward extension from the front side of water pond body 1821, and water pond retaining section 1822 is also formed with one section of arc
Face 1822a, cambered surface 1822a can be with the round and smooth connections of water pond bottom surface 1821a, and it is remote that cambered surface 1822a is also located at water pond bottom surface 1821a
From one end of cutting head 15.The cambered surface 1822a that water pond retaining section 1822 is formed also is bent towards cutting head 15, so that cutting
Cut first 15 water that splash is tilted to cambered surface 1822a and obtain effective backstop.In addition, water pond retaining section 1822 is perpendicular to work
Size L1 on the direction of the table top of platform 13 is also greater than less than or equal to 150mm equal to 80mm, so enables to water pond retaining section
1822 height is more than the distance between cutting head 15 and water pond bottom surface 1821a, so as to improve dash effect.
As shown in fig. 6, cutting head 15 also includes：Motor 152, shield 153, the first water deflector 154 and the second water deflector
155, wherein, motor 152 is used to drive cutting member 151 to rotate for axle with first axle 102.It can also be installed on support arm 17
There is third gear water part 171, third gear water part 171 is located at the front side of cutting member 151.
Shield 153 is used to prevent that scrap splash to user, damages user in cutting process.Such as Fig. 6 and Fig. 7 institutes
Show, shield 153 can include interior guard portions 153a and outer shield portion 153b, interior guard portions 153a and outer shield portion 153b is set respectively
Put in the both sides of cutting member 151.Further, interior guard portions 153a and outer shield portion 153b are separately positioned on cutting member 151
The left and right sides, the entirety that interior guard portions 153a and outer shield portion 153b are formed can at least cover the half of cutting member 151.
First water deflector 154 is arranged on outer shield portion 153b, and the second water deflector 155 is arranged on interior guard portions 153a.Wherein,
First water deflector 154 and outer shield portion 153b forms rotation connection that can be with second axis 104 for axle, and the second water deflector 155 can
It is fixedly connected with being formed with interior guard portions 153a.First water deflector 154 is gone back relative to the outer shield portion 153b second axis 104 rotated
Parallel to the table top of workbench 13.
Cutting member 151 has a cutting planes when cutting object, such as circular saw blade, the cutting planes are
For the plane where the surface of circular saw blade, here, where the upper limb being connected with outer shield portion 153b of the first water deflector 154
Straight line forms one also between the cutting planes of cutting member 151 and is more than 0 degree of angle for being less than or equal to 20 degree, first gear here
Straight line where the upper limb of water part 154 is it also will be understood that into being rectilinear direction where second axis 104, therefore, second axis
104 form inclination with the cutting planes of cutting member 151 intersects.First water deflector 154 is on the bearing of trend of second axis 104
Length is also greater than the half of the length of cutting member 151 in this direction, and specifically, the leading edge of the first water deflector 154 can be big
Cause is alignd with the leading edge of cutting member 151, the central point of the trailing edge of the first water deflector 154 back over cutting member 151.
As shown in Figures 6 to 9, cutting head 15 can also be formed with support arm 17 is connected with the 3rd axis 105 for the rotation of axle
Connect, the first axle 102 that the 3rd axis 105 rotates perpendicular to cutting member 151.So, when the opposed support structure 17 of cutting head 15
When being rotated with the 3rd axis 105 for axle, cutting member 151 can turn to the position shown in Fig. 9 by the position shown in Fig. 8, from
And the inclined cut to object can be realized.Such as shown in Fig. 8 and Fig. 9, cutting member 151 can enter line tilt to stone material 200 and cut
Cut.
First water deflector 154 includes：Dash body 154a and extension 154b, dash body 154a and outer shield portion 153b
Connection, extension 154b are arranged on dash body 154a edge.Extension 154b is integrally formed with dash body 154a, is prolonged
Extending portion 154b from dash body 154a edge are directed away from the direction extension of cutting member 151.Substantially, extension 154b can
To be interpreted as the part that an edge in dash body 154a tilts.Second water deflector 155 is arranged on the interior of cutting member 151
Side, the second water deflector 155 can be made of soft rubber material.
When cutting head 15 is that axle opposed support structure 17 rotates with the 3rd axis 105, and turn in cutting member 151 close
Shown in Fig. 9 during position, extension 154b can contact with the surface of stone material 200, at this moment because extension 154b is with respect to dash body
154a is tilted, so as to which when cutting member 151 is rotated further up to position shown in Fig. 9, extension 154b can also drive entirely simultaneously
The direction that first water deflector 154 is directed away from cutting member 151 with second axis 104 for axle relative to outer shield portion 153b rotates, from
And the lower edge of the first water deflector 154 is contacted with stone material 200.As shown in figure 9, the second water deflector 155 is under gravity
It can be contacted with the surface of stone material 200, so that the first water deflector 154 and the second water deflector 155 still can be in cutting members 151
Both sides backstop cutting member 151 on water under splash.
In addition, the first water deflector 154 also is normal to first axle relative to the outer shield portion 153b second axis 104 rotated
102, it can so be more beneficial for extension 154b and drive whole first water deflector 154 to rotate when being contacted with stone material 200.
So, under the collective effect of water pond 18, the first water deflector 154, the second water deflector 155 and third gear water part 171,
The water that can be come out to splash on cutting head 15 is compared comprehensive backstop, improves the effect of dash.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, the invention is not limited in any way for above-described embodiment, all to be obtained by the way of equivalent substitution or equivalent transformation
Technical scheme, all fall within protection scope of the present invention.
Claims (10)
1. a kind of cutting tool, including：
Basin, for water storage；
Cutting head, for realizing cutting function；
Framework, for supporting the cutting head；
Guide assembly, it is attached to the framework；
Workbench, the guide assembly is slidably attached to along first straight line direction；
It is characterized in that：
The cutting tool also includes：
Water pond, it is at least partially arranged between the cutting head and the basin；
Wherein, along the first straight line direction water pond at least partly exceed the basin.
2. cutting tool according to claim 1, it is characterised in that：
The water pond is formed or is connected with：
Guide part, the water pond can be oriented to and slided along the relatively described basin in the direction parallel to the first straight line.
3. cutting tool according to claim 1, it is characterised in that：
The water pond includes：
Main water pond, form and be slidably connected with the guide assembly；
Water pond is extended, forms and is rotatablely connected with the main water pond；
Wherein, the pivot center for extending water pond relative to the main water pond rotation is parallel to the first straight line.
4. cutting tool according to claim 3, it is characterised in that：
The main water pond forms the glide direction being slidably connected parallel to the first straight line with the guide assembly.
5. cutting tool according to claim 3, it is characterised in that：
The main water pond includes：
Water pond body, including the water pond bottom surface parallel with the table top of the workbench；
Water pond retaining section, the direction from the water pond bottom away from the basin extend；
Wherein, the water pond retaining section is less than in the size on the direction of the table top of the workbench more than or equal to 80mm
Equal to 150mm.
6. cutting tool according to claim 5, it is characterised in that：
The water pond retaining section also includes one section of cambered surface towards cutting head bending, and the cambered surface is located at the water pond bottom surface
One end away from the cutting head.
7. cutting tool according to claim 1, it is characterised in that：
The water pond includes：
Main water pond, form and be slidably connected with the guide assembly；
Water pond is extended, forms and is rotatablely connected with the main water pond；
Wherein, the extension water pond, which can at least turn to, is located at its projection in the plane where the table top of the workbench
Within the scope of the projection of the main water pond on this plane.
8. cutting tool according to claim 1, it is characterised in that：
The cutting head includes：
Cutting member, for cutting object；
Motor, the cutting member can be driven to be rotated by axle of first axle；
Shield, including it is respectively arranged at interior guard portions and the outer shield portion of the cutting member both sides；
First water deflector, it is attached to the outer shield portion；
Wherein, the cutting member has a cutting planes, first water deflector and the outer shield portion when cutting object
One is formed between straight line and the cutting planes where the upper limb of connection and is more than 0 degree of angle for being less than or equal to 20 degree.
9. cutting tool according to claim 8, it is characterised in that：
First water deflector and the outer shield portion form can using one parallel to the table top of the workbench second axis as
The rotation connection of axle；
The cutting tool also includes：
Support arm, connect the framework and the cutting head；
The cutting head and the support arm, which are formed, to be connected using one perpendicular to rotation of the 3rd axis as axle of the first axle
Connect；
First water deflector includes：
Dash body, it is connected with the outer shield portion；
Extension, the direction extension of the cutting member is directed away from from the dash body；
Being turned in the cutting head using the 3rd axis as the relatively described support arm of axle makes the extension be contacted with object
When, the extension drives first water deflector to be directed away from the direction of the cutting member and rotated.
10. cutting tool according to claim 9, it is characterised in that：
The second axis tilts with the first axle to intersect.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514547.2A CN107553744B (en) | 2016-06-30 | 2016-06-30 | Cutting tool |
| PCT/CN2017/088232 WO2018001094A1 (en) | 2016-06-30 | 2017-06-14 | Cutting tool |
| US16/219,507 US11351640B2 (en) | 2016-06-30 | 2018-12-13 | Cutting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514547.2A CN107553744B (en) | 2016-06-30 | 2016-06-30 | Cutting tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107553744A true CN107553744A (en) | 2018-01-09 |
| CN107553744B CN107553744B (en) | 2019-03-08 |
Family
ID=60970015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610514547.2A Active CN107553744B (en) | 2016-06-30 | 2016-06-30 | Cutting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107553744B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108724503A (en) * | 2018-07-25 | 2018-11-02 | 胡才春 | A kind of cutting machine head shell |
| CN109049351A (en) * | 2018-07-25 | 2018-12-21 | 胡才春 | A kind of multifunctional cutting machine |
| CN114654021A (en) * | 2020-12-07 | 2022-06-24 | 南京泉峰科技有限公司 | Cutting tool |
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| US5676124A (en) * | 1996-01-11 | 1997-10-14 | K Diamond Inc. | Ceramic and masonry power saw |
| US20100288258A1 (en) * | 2009-05-14 | 2010-11-18 | Yang Cao | Tile saw having a table support rail protection device |
| CN201659636U (en) * | 2010-03-15 | 2010-12-01 | 南京搏峰电动工具有限公司 | Stone cutting machine |
| US8607775B2 (en) * | 2010-03-26 | 2013-12-17 | Chervon (Hk) Limited | Cutting machine for stone materials |
| CN203919405U (en) * | 2013-03-15 | 2014-11-05 | 创科电动工具科技有限公司 | Makita 4100NH for cut workpiece |
| CN104275746B (en) * | 2013-07-11 | 2016-03-09 | 南京德朔实业有限公司 | Bench-type cutting machine |
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2016
- 2016-06-30 CN CN201610514547.2A patent/CN107553744B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5676124A (en) * | 1996-01-11 | 1997-10-14 | K Diamond Inc. | Ceramic and masonry power saw |
| US20100288258A1 (en) * | 2009-05-14 | 2010-11-18 | Yang Cao | Tile saw having a table support rail protection device |
| CN201659636U (en) * | 2010-03-15 | 2010-12-01 | 南京搏峰电动工具有限公司 | Stone cutting machine |
| US8607775B2 (en) * | 2010-03-26 | 2013-12-17 | Chervon (Hk) Limited | Cutting machine for stone materials |
| CN203919405U (en) * | 2013-03-15 | 2014-11-05 | 创科电动工具科技有限公司 | Makita 4100NH for cut workpiece |
| CN104275746B (en) * | 2013-07-11 | 2016-03-09 | 南京德朔实业有限公司 | Bench-type cutting machine |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108724503A (en) * | 2018-07-25 | 2018-11-02 | 胡才春 | A kind of cutting machine head shell |
| CN109049351A (en) * | 2018-07-25 | 2018-12-21 | 胡才春 | A kind of multifunctional cutting machine |
| CN109049351B (en) * | 2018-07-25 | 2021-07-13 | 胡才春 | Multifunctional cutting machine |
| CN113333855A (en) * | 2018-07-25 | 2021-09-03 | 胡才春 | Protective cover, machine head shell and cutting machine adopting machine head shell |
| CN108724503B (en) * | 2018-07-25 | 2023-09-08 | 胡才春 | Machine head shell of cutting machine |
| CN114654021A (en) * | 2020-12-07 | 2022-06-24 | 南京泉峰科技有限公司 | Cutting tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107553744B (en) | 2019-03-08 |
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Address after: 211106 No. 529, 159, Jiangjun Avenue, Jiangning District, Nanjing, Jiangsu Province Patentee after: Nanjing Quanfeng Technology Co.,Ltd. Address before: 211106, No. 159, general road, Jiangning economic and Technological Development Zone, Nanjing, Jiangsu Patentee before: NANJING CHERVON INDUSTRY Co.,Ltd. |