CN110421078A - Elastic cylindrical pin mounting device - Google Patents
Elastic cylindrical pin mounting device Download PDFInfo
- Publication number
- CN110421078A CN110421078A CN201910808728.XA CN201910808728A CN110421078A CN 110421078 A CN110421078 A CN 110421078A CN 201910808728 A CN201910808728 A CN 201910808728A CN 110421078 A CN110421078 A CN 110421078A
- Authority
- CN
- China
- Prior art keywords
- hole
- guide
- elastic cylindrical
- cylindrical pin
- charging ram
- 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
- 238000003825 pressing Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 abstract description 6
- 238000012797 qualification Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/006—Holding or positioning the article in front of the applying tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Prostheses (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention relates to a kind of knife rest process equipment, specifically elastic cylindrical pin mounting device.Its feature be include vertical plate, there is support plate in the side of vertical plate, has first through hole in support plate, has support base in first through hole.There is blind hole on the upper surface of support base, there is portable pillar in blind hole, there is reset spring between portable pillar lower end and the bottom hole of blind hole, there is pilot pin in the upper end of portable pillar.There is driving cylinder on vertical plate above support plate, is connected with pressing plate on the piston rod outer end of driving cylinder, has guide through hole on the pressing plate above pilot pin.There is guide sleeve above guide through hole, guide sleeve is fixed on pressing plate by link block, and there is the annular convex platform extended radially out in charging ram in guide sleeve, the upper end of charging ram, has return spring on that section of charging ram between annular convex platform and guide sleeve.The lower end of charging ram is provided with pusher needle, is arranged coaxially between pusher needle, guide through hole and pilot pin.It is higher using the working efficiency of the mounting device, it can avoid security risk, qualification rate is higher.
Description
Technical field
The present invention relates to a kind of knife rest process equipments, the elastic cylinder being specifically assembled to elastic cylindrical pin on knife rest
Sell mounting device.
Background technique
It is both known about in the cutters production industry such as scalpel, some knife rests during the installation process, need the elasticity in knife rest
Elastic cylindrical pin is packed into cylinder pin hole.
Elastic cylindrical pin is installed using purely manual Method for Installation currently, industry is interior, i.e. staff's knife holder on the offensive；
Then, manually elastic cylindrical pin is put into the elastic cylinder pin hole of knife rest；Finally, positioned using body cutter setting frame,
In such a way that hammer strikes, elastic cylindrical pin is knocked in knife rest.This mounting means whole process needs manual operation, working efficiency
It is lower.Moreover, needing staff to position using body cutter setting frame when hammer strikes, it may appear that the risk for injuring people by a crashing object has peace
Full hidden danger.In addition, hammer strikes and will lead to elastic cylindrical pin and deform, the qualification rate of assembly is lower.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of elastic cylindrical pin mounting devices, using the work of the mounting device
It is higher to make efficiency, can avoid security risk, qualification rate is higher.
To solve the above problems, the following technical schemes are provided:
The characteristics of elastic cylindrical pin mounting device of the invention be include vertical plate, there is horizontally disposed support plate in the side of vertical plate,
There is first through hole in support plate, there is support base in first through hole, the upper surface of support base is flushed with the upper face of support plate.It is described
There is blind hole on the upper surface of support base, there is portable pillar in blind hole, at sliding up and down shape cooperation between portable pillar and blind hole, under portable pillar
There is reset spring between end and the bottom hole of blind hole, there is the pilot pin arranged straight up in the upper end of portable pillar, is in not in pilot pin
Under stress, the upper end of pilot pin is stretched out from the oral area of blind hole, and the deformation length of reset spring is greater than the length of elastic cylindrical pin
Degree.There is driving cylinder on vertical plate above the support plate, the piston rod of driving cylinder downward, connects on the piston rod outer end of driving cylinder
There is horizontally disposed pressing plate, there is the guide through hole being vertically arranged on the pressing plate above the pilot pin, the outer diameter of guide through hole is big
In the outer diameter of elastic cylindrical pin.There is the guide sleeve being vertically arranged above the guide through hole, guide sleeve is fixed on pressure by link block
On plate, it has been arranged concentrically charging ram in guide sleeve, sliding shape cooperation, the both ends difference of charging ram are gone to upper and lower between charging ram and guide sleeve
It is stretched out from the both ends of guide sleeve, there is the annular convex platform extended radially out in the upper end of charging ram, that section between annular convex platform and guide sleeve
There is return spring on charging ram.The lower end of the charging ram is provided with pusher needle, and pusher needle outer diameter is greater than the interior of elastic cylindrical pin
Diameter is less than the outer diameter of guide through hole, is arranged coaxially between pusher needle, guide through hole and pilot pin.
Wherein, the support base includes the tube-like envelope being vertically arranged, the lateral wall of tube-like envelope and the first through hole
Inner sidewall be connected, have plunger in tube-like envelope, the lower end of plunger is stretched out from the bottom of tube-like envelope, the upper end of plunger to tubulose
That section of tube-like envelope inner cavity between cover top portion is the blind hole；The oral area of the tube-like envelope upper end, which has, radially-inwardly to be stretched out
Annular internal projection, the outer diameter on the portable pillar top is less than the outer diameter of its underpart, to form limited step in portable pillar,
The lower part of portable pillar is located in that section of tube-like envelope between the plunger and annular internal projection, and portable pillar lower part and tube-like envelope
Between in sliding shape cooperation, the outer diameter on portable pillar top is less than the internal diameter of annular internal projection.
The pilot pin top is in a circular table shape, lower part is cylindrical, that big one end of pilot pin upper diameter and pilot pin
Lower part connect with one heart, that small one end outer diameter of pilot pin upper diameter is less than the internal diameter of elastic cylindrical pin, and pilot pin top is straight
The outer diameter of that big one end of diameter is greater than the internal diameter of elastic cylindrical pin.
There is the second through-hole on the pressing plate, there is guide pad in the second through-hole, the guide through hole is located on the guide pad.
The top of the guide through hole is taper hole, and lower part is metering hole, and the tilt angle of taper hole is 15 °.
Have column in the corresponding support plate of the charging ram, the side of column is hinged with pull rod, the axis of pull rod with it is described
The axis of charging ram is in same vertical plane, and pull rod rotates in the vertical plane along hinge joint, the outer end of pull rod to hinge
The distance of contact is greater than the center line of charging ram to the distance of hinge joint.
The above scheme has the following advantages:
What it is due to elastic cylindrical pin mounting device of the invention includes vertical plate, and there is support plate in the side of vertical plate, there is the in support plate
One through-hole has support base in first through hole, there is blind hole on the upper surface of support base, there is portable pillar in blind hole, portable pillar lower end with
There is reset spring between the bottom hole of blind hole, there is pilot pin in the upper end of portable pillar, there is driving cylinder, driving cylinder on the vertical plate above support plate
Piston rod downward, be connected with pressing plate on the piston rod outer end of driving cylinder, there is guide through hole on the pressing plate above pilot pin, be oriented to
The outer diameter of through-hole is greater than the outer diameter of elastic cylindrical pin, has the guide sleeve being vertically arranged above guide through hole, is arranged concentrically in guide sleeve
There is charging ram, there is the annular convex platform extended radially out in the upper end of charging ram, on that section of charging ram between annular convex platform and guide sleeve
There is return spring, the lower end of charging ram is provided with pusher needle, is arranged coaxially between pusher needle, guide through hole and pilot pin.It uses
When, first knife rest is placed in support plate, pilot pin is made to pass through the elastic cylinder pin hole of knife rest；Then, the piston of driving cylinder is controlled
Bar stretches out, so that pressing plate is pressed on knife rest；Then, elastic cylindrical pin is placed into pilot pin along guide through hole；Then, downwards
Charging ram is pushed, pusher needle pushes elastic cylindrical pin, pilot pin and portable pillar, so that elastic cylindrical pin is pressed into knife rest；
Later, charging ram is unclamped, charging ram resets under the action of the return spring, and pilot pin and portable pillar are under the action of reset spring
It resets；Finally, the piston rod of control driving cylinder rises, pressing plate leaves knife rest, removes knife rest.This mounting device is assembling
When elastic cylindrical pin, manually-operated part is only to be put into whole people in elastic cylindrical pin and promotion charging ram, with background technique
Work manual operation is compared, and provides working efficiency significantly.Moreover, being positioned using pressing plate and support plate cutter setting frame, using calmly
Position is positioned for elastic cylindrical pin, the accident for weighing people wounded is occurred when so as to avoid press fitting, is avoided security risk.And
And elastic cylindrical pin is limited using guide through hole, for answering elastic cylindrical pin to be pushed to avoid using pusher
The phenomenon that elastic cylindrical pin deforms, provides the qualification rate of assembly significantly.
Detailed description of the invention
Fig. 1 is that the structure of elastic cylindrical pin mounting device of the invention uses figure；
Fig. 2 is the portion the A enlarged drawing of Fig. 1；
Fig. 3 is the stereoscopic schematic diagram (omitting return spring) of elastic cylindrical pin mounting device of the invention.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings.
As shown in Fig. 1 ~ 3, the characteristics of 18 mounting device of elastic cylindrical pin of the invention be include vertical plate 1, the side of vertical plate 1
There is horizontally disposed support plate 6, there is first through hole in support plate 6, there is support base, the upper surface of support base and branch in first through hole
The upper face of fagging 6 flushes.Have blind hole 4 on the upper surface of the support base, there is portable pillar 21 in blind hole 4, portable pillar 21 with it is blind
At shape cooperation is slided up and down between hole 4, there is reset spring 5 between 21 lower end of portable pillar and the bottom hole of blind hole 4, the upper end of portable pillar 21 has
The pilot pin 20 arranged straight up, in the case where pilot pin 20 is in non-stress, the oral area of the upper end of pilot pin 20 from blind hole 4
It stretches out, the deformation length of reset spring 5 is greater than the length of elastic cylindrical pin 18.There is driving on the vertical plate 1 of 6 top of support plate
Cylinder 22, the piston rod of driving cylinder 22 downward, is connected with horizontally disposed pressing plate 7 on the piston rod outer end of driving cylinder 22, described fixed
There is the guide through hole 17 being vertically arranged on the pressing plate 7 of 20 top of position needle, the outer diameter of guide through hole 17 is greater than elastic cylindrical pin 18
Outer diameter.There is the guide sleeve 11 being vertically arranged in the top of the guide through hole 17, and guide sleeve 11 is fixed on pressing plate 7 by link block 9, is led
It has been arranged concentrically charging ram 12 in set 11, sliding shape cooperation, the both ends point of charging ram 12 are gone to upper and lower between charging ram 12 and guide sleeve 11
Do not stretched out from the both ends of guide sleeve 11, there is an annular convex platform 14 extended radially out in the upper end of charging ram 12, annular convex platform 14 with lead
There is return spring 13 on that section of charging ram 12 between set 11.The lower end of the charging ram 12 is provided with pusher needle 16, pusher needle 16
The internal diameter that outer diameter is greater than elastic cylindrical pin 18 is less than the outer diameter of guide through hole 17, pusher needle 16, guide through hole 17 and pilot pin 20
Between be arranged coaxially.
For the ease of installation, the support base includes the tube-like envelope 2 being vertically arranged, the lateral wall of tube-like envelope 2 and institute
The inner sidewall for stating first through hole is connected, and has plunger 3 in tube-like envelope 2, and the lower end of plunger 3 is stretched out from the bottom of tube-like envelope 2, column
The upper end of plug 3 to 2 inner cavity of that section of tube-like envelope between 2 top of tube-like envelope is the blind hole 4；2 upper end of tube-like envelope
Oral area have an annular internal projection radially-inwardly stretched out, the outer diameter on 21 top of portable pillar is less than the outer diameter of its underpart, thus
Limited step is formed in portable pillar 21, the lower part of portable pillar 21 is located at that Duan Guanzhuan between the plunger 3 and annular internal projection
In shell 2, and in sliding shape cooperation between 21 lower part of portable pillar and tube-like envelope 2, the outer diameter on 21 top of portable pillar is less than in annular
The internal diameter of protrusion.
For the ease of being connected with elastic cylindrical pin 18,20 top of pilot pin is in a circular table shape, lower part is cylindrical, positioning
That big one end of 20 upper diameter of needle with the lower part of pilot pin 20 is concentric connect, that small one end outer diameter of 20 upper diameter of pilot pin
Less than the internal diameter of elastic cylindrical pin 18, the outer diameter of that big one end of 20 upper diameter of pilot pin is greater than the interior of elastic cylindrical pin 18
Diameter.
There is the second through-hole on the pressing plate 7, there is guide pad 8 in the second through-hole, the guide through hole 17 is located at the guide pad 8
On.
For the ease of being put into elastic cylindrical pin 18, the top of the guide through hole 17 is taper hole, and lower part is metering hole, taper hole
Tilt angle be 15 °.
For the ease of pushing charging ram 12, there are column 10, the side of column 10 in the corresponding support plate 6 of the charging ram 12
It is hinged with pull rod 15, the axis of the axis of pull rod 15 and the charging ram 12 is in same vertical plane, and pull rod 15 is along hinged
Point rotates in the vertical plane, the distance of the outer end of pull rod 15 to hinge joint greater than charging ram 12 center line to hinge joint
Distance.
In use, first placing knife rest 19 in support plate 6, pilot pin 20 is made to pass through the elastic cylinder pin hole of knife rest 19.So
Afterwards, the piston rod for controlling driving cylinder 22 stretches out, so that pressing plate 7 is pressed on knife rest 19.Then, elastic cylindrical pin 18 is logical along guiding
Hole 17 is placed into pilot pin 20.Then, pull rod 15 is pulled downward on, pull rod 15 pushes charging ram 12 to move downward, pusher needle 16
Elastic cylindrical pin 18, pilot pin 20 and portable pillar 21 are pushed, so that elastic cylindrical pin 18 is pressed into knife rest 19.Later, loose
Charging ram 12 is opened, charging ram 12 resets under the action of return spring 13, the work of pilot pin 20 and portable pillar 21 in reset spring 5
With lower reset.Finally, the piston rod of control driving cylinder 22 rises, pressing plate 7 leaves knife rest 19, removes knife rest 19.
Claims (6)
1. elastic cylindrical pin mounting device, it is characterised in that including vertical plate (1), there is horizontally disposed support in the side of vertical plate (1)
Plate (6) has first through hole in support plate (6), there is support base in first through hole, and the upper surface of support base is upper with support plate (6)
Plate face flushes；Have on the upper surface of the support base blind hole (4), has portable pillar (21) in blind hole (4), portable pillar (21) and blind hole
(4) at shape cooperation is slided up and down between, have between portable pillar (21) lower end and the bottom hole of blind hole (4) reset spring (5), portable pillar (21)
Upper end have the pilot pin (20) arranged straight up, in the case where pilot pin (20) are in non-stress, pilot pin (20) it is upper
End is stretched out from the oral area of blind hole (4), and the deformation length of reset spring (5) is greater than the length of elastic cylindrical pin；The support plate (6)
Have driving cylinder (22) on the vertical plate (1) of top, the piston rod of driving cylinder (22) downward, connects on the piston rod outer end of driving cylinder (22)
It is connected to horizontally disposed pressing plate (7), there is the guide through hole (17) being vertically arranged on the pressing plate (7) above the pilot pin (20),
The outer diameter of guide through hole (17) is greater than the outer diameter of elastic cylindrical pin；There is the guide sleeve being vertically arranged above the guide through hole (17)
(11), guide sleeve (11) is fixed on pressing plate (7) by link block (9), has been arranged concentrically charging ram (12), pusher in guide sleeve (11)
Sliding shape cooperation is gone to upper and lower between bar (12) and guide sleeve (11), the both ends of charging ram (12) are stretched out from the both ends of guide sleeve (11) respectively,
There is the annular convex platform (14) extended radially out in the upper end of charging ram (12), that section between annular convex platform (14) and guide sleeve (11) pushes away
There are return spring (13) on material bar (12)；The lower end of the charging ram (12) is provided with pusher needle (16), pusher needle (16) outer diameter
Greater than the outer diameter that the internal diameter of elastic cylindrical pin is less than guide through hole (17), pusher needle (16), guide through hole (17) and pilot pin
(20) it is arranged coaxially between.
2. elastic cylindrical pin mounting device as described in claim 1, it is characterised in that the support base includes being vertically arranged
The lateral wall of tube-like envelope (2), tube-like envelope (2) is connected with the inner sidewall of the first through hole, has plunger in tube-like envelope (2)
(3), the lower end of plunger (3) is stretched out from the bottom of tube-like envelope (2), at the top of the upper end of plunger (3) to tube-like envelope (2) between that
Section tube-like envelope (2) inner cavity is the blind hole (4)；The oral area of tube-like envelope (2) upper end has the ring radially-inwardly stretched out
Shape internal projection, the outer diameter on portable pillar (21) top is less than the outer diameter of its underpart, to form limit on portable pillar (21)
Step, the lower part of portable pillar (21) is located in that section of tube-like envelope (2) between the plunger (3) and annular internal projection, and activity
In sliding shape cooperation between column (21) lower part and tube-like envelope (2), the outer diameter on portable pillar (21) top is less than the interior of annular internal projection
Diameter.
3. elastic cylindrical pin mounting device as described in claim 1, it is characterised in that pilot pin (20) top is in rotary table
Shape, lower part are cylindrical, that big one end of pilot pin (20) upper diameter with the lower part of pilot pin (20) is concentric connect, pilot pin
(20) that small one end outer diameter of upper diameter is less than the internal diameter of elastic cylindrical pin, that big one end of pilot pin (20) upper diameter
Outer diameter is greater than the internal diameter of elastic cylindrical pin.
4. elastic cylindrical pin mounting device as described in claim 1, it is characterised in that there is the second through-hole on the pressing plate (7),
Have in second through-hole guide pad (8), the guide through hole (17) is located on the guide pad (8).
5. elastic cylindrical pin mounting device as described in claim 1, it is characterised in that the top of the guide through hole (17) is
Taper hole, lower part are metering hole, and the tilt angle of taper hole is 15 °.
6. elastic cylindrical pin mounting device according to any one of claims 1 to 5, it is characterised in that the charging ram (12)
Have column (10) on corresponding support plate (6), the side of column (10) is hinged with pull rod (15), the axis of pull rod (15) with it is described
The axis of charging ram (12) is in same vertical plane, and pull rod (15) rotates in the vertical plane along hinge joint, pull rod
(15) distance of outer end to hinge joint is greater than the center line of charging ram (12) to the distance of hinge joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910808728.XA CN110421078B (en) | 2019-08-30 | 2019-08-30 | Elastic cylindrical pin mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910808728.XA CN110421078B (en) | 2019-08-30 | 2019-08-30 | Elastic cylindrical pin mounting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110421078A true CN110421078A (en) | 2019-11-08 |
| CN110421078B CN110421078B (en) | 2024-02-13 |
Family
ID=68418041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910808728.XA Active CN110421078B (en) | 2019-08-30 | 2019-08-30 | Elastic cylindrical pin mounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110421078B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111037277A (en) * | 2019-11-18 | 2020-04-21 | 山东航天电子技术研究所 | Shock absorber assembling tool and assembling method thereof |
| CN114833265A (en) * | 2022-04-29 | 2022-08-02 | 河南钢之韵自动化设备科技有限公司 | Metal strip leveling and feeding system for cold punching processing |
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| CN109866004A (en) * | 2019-03-22 | 2019-06-11 | 重庆青山工业有限责任公司 | Assemble the press mounting tool of elastic cylindrical pin |
| CN211758060U (en) * | 2019-08-30 | 2020-10-27 | 无锡飞万刀具有限公司 | Elastic cylindrical pin mounting device |
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| DE202008009357U1 (en) * | 2008-07-11 | 2009-01-02 | ept GmbH & Co. KG elektronische Präzisionstechnik | Insertion and ejection device for cylindrical pins, drill bushings and columns |
| CN203209941U (en) * | 2013-03-20 | 2013-09-25 | 河南森源电气股份有限公司 | Device for fitting elastic cylindrical pin in half-shaft pin hole in a pressing way |
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| CN114833265A (en) * | 2022-04-29 | 2022-08-02 | 河南钢之韵自动化设备科技有限公司 | Metal strip leveling and feeding system for cold punching processing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110421078B (en) | 2024-02-13 |
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Address after: No.18 Yaguang Road, Sunshine Industrial Park, Donghutang, Donggang Town, Xishan District, Wuxi City, Jiangsu Province Applicant after: Wuxi Feiwan Tool Co.,Ltd. Address before: 214196 No. 18 Calender Road, Donghutang Sunshine Industrial Park, Donggang Town, Xishan District, Wuxi City, Jiangsu Province Applicant before: Wuxi Feiwan Tool Co.,Ltd. |
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Address after: 214196 No.18 Yaguang Road, Donghutang Sunshine Industrial Park, Donggang Town, Xishan District, Wuxi City, Jiangsu Province Applicant after: Wuxi feiwan Medical Technology Co.,Ltd. Address before: 214196 No.18 Yaguang Road, Donghutang Sunshine Industrial Park, Donggang Town, Xishan District, Wuxi City, Jiangsu Province Applicant before: Wuxi Feiwan Tool Co.,Ltd. |
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