CN103538110B - A kind of radiating fin punch press - Google Patents
A kind of radiating fin punch press Download PDFInfo
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- CN103538110B CN103538110B CN201310542967.8A CN201310542967A CN103538110B CN 103538110 B CN103538110 B CN 103538110B CN 201310542967 A CN201310542967 A CN 201310542967A CN 103538110 B CN103538110 B CN 103538110B
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Abstract
The present invention relates to a kind of radiating fin punch press.It includes frame, punch assembly, die assembly and the first driving mechanism, die assembly is arranged on the bottom of frame, punch assembly with slide block can be arranged in frame up and down slippingly, punch assembly is positioned at the top of die assembly, first driving mechanism is arranged in frame and drives punch assembly make near or move away from die assembly, it is characterised in that: this frame is provided with the levelling device of scalable slide block levelness.The frame of the radiating fin punch press of the present invention is provided with the levelling device of scalable slide block levelness, utilizes levelling device to realize slide block levelness is regulated, use more flexible, it is simple to punch press process, improve work efficiency.
Description
Art:
The present invention relates to a kind of radiating fin punch press.
Background technology:
The raw material of heat exchanger of air conditioner radiating fin is aluminium foil coiled strip, aluminium foil coiled strip launches during production send into punch press on exhibition material roller and carries out stamping-out.High velocity ram machine used by usual stamping-out aluminium foil fin is driven the folding of mould by slide block as power source.Name as disclosed in Chinese utility model patent ZL200820043810.5 is called " a kind of pressure punch ", it includes base, base is provided with bearing, wherein bearing is to be made up of the column being separately mounted to base corner, bearing is provided with footstock, slide block is installed in bearing, footstock is provided with driving mechanism, driving mechanism includes motor, driving crank is installed in footstock, one end of driving crank is provided with flywheel, flywheel is coupled by transmission band with motor, driving crank is provided with the eccentric stiffener of deviation center transmission shaft line, motor is rotated with driving crank by transmission band flywheel driven, and slided up and down by the eccentric stiffener band movable slider on driving crank, in order to ensure that slide block movement is steady, it is provided with two set eccentric stiffeners.This punch press adopts motor, transmission band and large-scale flywheel, and there are the following problems: (1) easily produces vibration and noise in the course of the work；(2) slide block punching stroke cannot make a point speed control system with the speed in backhaul, and motility reduces, and affects work efficiency；(3) although adopting two set eccentric stiffeners, but the loading process of slide block reality is to be delivered to another set of eccentric stiffener by a set of eccentric stiffener, it is impossible to reaching to synchronize stress, stability is impacted.
Additionally, the rack construction design of existing punch press is unreasonable, stability is bad；Drive the folding of mould as power source by slide block.Work process must assure that the levelness of slide block, prior art lacks the device of adjusting slider levelness.
Summary of the invention:
It is an object of the invention to provide a kind of radiating fin punch press, this punching machine structure is simple, it may be achieved slide block levelness is regulated, uses more flexible, it is simple to punch press process, improves work efficiency.
The purpose of the present invention is achieved by following technical solution:
A kind of radiating fin punch press, including frame, punch assembly, die assembly and the first driving mechanism, die assembly is arranged on the bottom of frame, punch assembly with slide block can be arranged in frame up and down slippingly, punch assembly is positioned at the top of die assembly, first driving mechanism is arranged in frame and drives punch assembly make near or move away from die assembly, it is characterised in that: this frame is provided with the levelling device of scalable slide block levelness.
Technique scheme can be further improved by following technical measures:
This frame includes one and is positioned at footstock above punch assembly, this levelling device includes the four groups of governor motions being arranged on footstock, four groups of governor motions are respectively close to the corner of punch assembly, often group governor motion includes the second servomotor, screw mandrel and nut, and the second servomotor drives screw mandrel to rotate by transmission component；The top of punch assembly is provided with four accommodating holes, each accommodating hole is corresponding with the screw mandrel position of one group of governor motion, screw mandrel stretches in the accommodating hole of its correspondence, it is provided with guide rod in each accommodating hole, screw mandrel and guide rod are parallel to the glide direction of punch assembly and arrange, the nut coordinated with screw mandrel is enclosed within guide rod slippingly；Punch assembly is provided with one in each accommodating hole and is positioned at locating piece above nut, and punch assembly moves down and makes locating piece contact on the nut of its correspondence.
This frame includes four heel posts being supported in ground, footstock is arranged on the top of four heel posts, each heel post is provided with the guide rail moved towards up and down, punch assembly is provided with the track base being nested on guide rail sliding, first driving mechanism is arranged on footstock, the bottom of four heel posts is provided with a base, and die assembly is arranged on base.
Above-mentioned first driving mechanism includes several oil cylinders, and the cylinder body of each oil cylinder is arranged on footstock, and the piston rod of each oil cylinder is connected with punch assembly.
Above-mentioned the second servomotor often organizing governor motion is fixed on footstock, the screw mandrel often organizing governor motion is journaled on footstock, the transmission component often organizing governor motion includes the driving pulley being connected on the output shaft of the second servomotor, the driven pulley being connected on screw mandrel and belt, and belt sleeve is contained on driving pulley and driven pulley.
This punch assembly includes fuselage and lower fuselage, and upper fuselage is positioned at the top of lower fuselage；On this, fuselage includes Mobile base, the first servomotor, driving gear, transfer gear, the first driven gear, the first bent axle, the second driven gear and the second bent axle, and four accommodating holes and locating piece corresponding to each accommodating hole are all located on Mobile base；First servomotor is arranged on Mobile base, the output shaft of the first servomotor couples with driving gear, transfer gear be journaled on Mobile base and with driving gear engaged transmission, first bent axle and the second bent axle are journaled on Mobile base respectively and the first bent axle and the second bent axle are arranged side by side, first driven gear and the first bent axle couple, second driven gear and the second bent axle couple, it is 1:1 that first driven gear and the second driven gear engage each other the gear ratio of transmission and the first driven gear and the second driven gear, transfer gear and the first driven gear engaged transmission, first bent axle and the second bent axle are respectively equipped with the connecting rod neck of two-section radial skew；This lower fuselage includes slide block, slide block is provided with four sections of bearing pins, and one section of connecting rod neck and one section of bearing pin are corresponding, is provided with first connecting rod between one section of bearing pin that every section of connecting rod neck is corresponding, one end of first connecting rod is hinged on this connecting rod neck, and the other end of first connecting rod is hinged on the bearing pin of slide block.
These four sections of bearing pins are respectively close to the corner of slide block.
This radiating fin punch press also includes a feed mechanism, and this feed mechanism includes material feeding seat, the 3rd servomotor, eccentric, second connecting rod, fork, major axis, major axis swing arm and third connecting rod；Major axis is journaled in frame, and one end of third connecting rod is articulated with on material feeding seat, and one end of the other end of third connecting rod and major axis swing arm is hinged, and the other end of major axis swing arm is fixed on major axis, the rotation of major axis and order about the movable of material feeding seat；3rd servomotor is arranged in frame, the output shaft of the 3rd servomotor couples with eccentric, second connecting rod includes sleeve body and in this outward extending linking arm of sleeve body perisporium, second connecting rod is rotatably mounted around outside eccentric by its sleeve body, the overhanging end of the linking arm of second connecting rod is hinged with one end of fork, and the other end of fork is fixed on major axis.
The present invention has following Advantageous Effects:
(1) frame of this radiating fin punch press is provided with the levelling device of scalable slide block levelness, utilizes levelling device to realize slide block levelness is regulated, use more flexible, it is simple to punch press process, improve work efficiency；
(2) this frame includes one and is positioned at footstock above punch assembly, this levelling device includes the four groups of governor motions being arranged on footstock, four groups of governor motions are respectively close to the corner of punch assembly, often group governor motion includes the second servomotor, screw mandrel and nut, and the second servomotor drives screw mandrel to rotate by transmission component；The top of punch assembly is provided with four accommodating holes, each accommodating hole is corresponding with the screw mandrel position of one group of governor motion, screw mandrel stretches in the accommodating hole of its correspondence, it is provided with guide rod in each accommodating hole, screw mandrel and guide rod are parallel to the glide direction of punch assembly and arrange, the nut coordinated with screw mandrel is enclosed within guide rod slippingly；Punch assembly is provided with one in each accommodating hole and is positioned at locating piece above nut, punch assembly moves down and makes locating piece contact on the nut of its correspondence, the cooperation utilizing four locating pieces and four nuts realizes the adjustment of slide block levelness, the second servomotor is utilized to carry out digital control to the height of nut, reliable operation, makes adjustment convenient, more accurate；
(3) this frame includes four heel posts being supported in ground, footstock is arranged on the top of four heel posts, each heel post is provided with the guide rail moved towards up and down, punch assembly is provided with the track base being nested on guide rail sliding, first driving mechanism is arranged on footstock, and the bottom of four heel posts is provided with a base, and die assembly is arranged on base, rack construction is reasonable in design, more firm；
(4) this punch assembly includes fuselage and lower fuselage, and upper fuselage is positioned at the top of lower fuselage；Upper fuselage realizes driving the lower upper and lower sliding of fuselage by two groups of driving mechanisms of the first servomotor, driving gear, transfer gear, the first driven gear, the first bent axle, the second driven gear and the second bent axle composition, slide block can be made to move more slowly at punching stroke when first servomotor work is set, slide block comparatively fast moves in backhaul, slide block is made a point speed control system, motility is high, improves work efficiency；The gear ratio of the first driven gear and the second driven gear is 1:1, makes the first bent axle and the second crankshaft-synchronous rotate, and slide block multiple spot stress equalization, it is achieved synchronize stress improves slide block operation stability, it is to avoid produce vibration and noise in work process；
(5) these four sections of bearing pins are respectively close to the corner of slide block, make 4 stress equalizations of slide block, it is achieved synchronize stress, improve slide block operation stability, it is to avoid produce vibration and noise in work process；
(6) this radiating fin punch press also includes a feed mechanism, this feed mechanism includes material feeding seat, the 3rd servomotor, eccentric, second connecting rod, fork, major axis, major axis swing arm and third connecting rod, this feeding machine structure compact and reasonable, work more stable, 3rd servomotor and the first servomotor cooperating, make that feeding, blanking process are more smooth, accurately carry out, control simple and convenient, it is provided that work efficiency.
Accompanying drawing illustrates:
Fig. 1 is the schematic perspective view of the present invention；
Fig. 2 be the present invention hide guard shield another after schematic perspective view；
Fig. 3 is the top view of the present invention；
Fig. 4 is the A-A sectional view of Fig. 3；
Fig. 5 is the B portion partial enlarged drawing of Fig. 4；
Fig. 6 and Fig. 7 is two different angles schematic perspective views after the present invention hides heel post and footstock；
Fig. 8 and Fig. 9 is two different angles schematic perspective views after the present invention hides frame and oil cylinder；
Figure 10 is the schematic perspective view of the slide block of the present invention；
Figure 11 is the top view of the slide block of the present invention；
Figure 12 be the present invention punch assembly in hide the axonometric chart after Mobile base and slide block；
Figure 13 be the present invention punch assembly in hide the front view after Mobile base and slide block；
Figure 14 be the present invention punch assembly in hide the left view after Mobile base and slide block；
Figure 15 is the front view of first bent axle of the present invention and the second bent axle；
Figure 16 is the schematic perspective view of the die assembly of the present invention, base and feed mechanism；
Figure 17 is the schematic perspective view of the feed mechanism of the present invention；
Figure 18 is the front view of the feed mechanism of the present invention；
The C-C sectional view that Figure 19 is Figure 18 amplifies.
Detailed description of the invention:
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.Be necessary it is pointed out here that be that implementation below is served only for the present invention is further described; it is not intended that limiting the scope of the invention, implementation below can be made some nonessential improvement and adjustment according to the essence of the present invention by the those of ordinary skill in this field.As long as additionally, technical characteristic involved in each embodiment of invention described below that levy between do not constitute conflict and just can be mutually combined.
As shown in Fig. 1 to Figure 19, a kind of radiating fin punch press, including frame, punch assembly, die assembly 2 and the first driving mechanism, die assembly 2 is arranged on the bottom of frame, punch assembly with slide block 3 can be arranged in frame up and down slippingly, punch assembly is positioned at the top of die assembly 2, and the first driving mechanism is arranged in frame and drives punch assembly make near or move away from die assembly, and this frame is provided with the levelling device of scalable slide block 3 levelness.
This frame includes one and is positioned at footstock 11 above punch assembly, this levelling device includes the four groups of governor motions being arranged on footstock 11, four groups of governor motions are respectively close to the corner of punch assembly, often group governor motion includes the second servomotor 41, screw mandrel 42 and nut 43, and the second servomotor 41 drives screw mandrel 42 to rotate by transmission component；
The top of punch assembly is provided with four accommodating holes 51, each accommodating hole 51 is corresponding with screw mandrel 42 position of one group of governor motion, screw mandrel 42 stretches in the accommodating hole 51 of its correspondence, it is provided with guide rod 52 in each accommodating hole 51, screw mandrel 42 and guide rod 52 are parallel to the glide direction of punch assembly and arrange, namely screw mandrel 42 and guide rod 52 are to move towards up and down, the nut 43 coordinated with screw mandrel 42 is enclosed within guide rod 52 slippingly, guide rod 52 makes nut 43 circumferentially positioned with coordinating of screw mandrel 42, during the upper and lower sliding of punch assembly, guide rod 52 sliding in nut 43；
Punch assembly is provided with one in each accommodating hole 51 and is positioned at locating piece 53 above nut 43, and punch assembly moves down and makes locating piece 53 contact on the nut 43 of its correspondence.The cooperation utilizing four locating pieces and four nuts realizes the adjustment of slide block levelness, leveling operation principle is mainly, punch assembly is displaced downwardly to the corresponding nut of locating piece 53 43 and conflicts, measure the levelness of slide block, when Slide Revolution horizontal level, the a certain angle of slide block relatively low or higher time, punch assembly is first mentioned by the first driving mechanism, second servomotor of that group governor motion being positioned on the angle that this slide block is relatively low or higher orders about screw mandrel and rotates and make nut increase or decline appropriate location, again order about punch assembly to be displaced downwardly to the corresponding nut of locating piece 53 43 and conflict, it is achieved in that the leveling of slide block.
This frame includes four heel posts 12 being supported in ground, footstock 11 is arranged on the top of four heel posts 12, each heel post 12 is provided with the guide rail 121 moved towards up and down, punch assembly is provided with the track base 54 being nested in sliding on guide rail 121, first driving mechanism is arranged on footstock 11, the bottom of four heel posts 12 is provided with a base 13, and die assembly 2 is arranged on base 13.Being provided with guard shield 14 between two adjacent heel posts 12, guard shield 14 is used for protecting punch assembly.
First driving mechanism includes several oil cylinders 15, and the cylinder body of each oil cylinder 15 is arranged on footstock 11, and the piston rod of each oil cylinder 15 is connected with punch assembly.
The second servomotor 41 often organizing governor motion is fixed on footstock 11, the screw mandrel 42 often organizing governor motion is journaled on footstock 11, the transmission component often organizing governor motion includes the driving pulley 411 being connected on the output shaft of the second servomotor 41, the driven pulley 421 being connected on screw mandrel 42 and belt (not shown), and belt sleeve is contained on driving pulley 411 and driven pulley 421.
This punch assembly includes fuselage and lower fuselage, and upper fuselage is positioned at the top of lower fuselage；
On this, fuselage includes Mobile base the 5, first servomotor 61, driving gear 62, transfer gear the 63, first driven gear the 64, first bent axle the 65, second driven gear 66 and the second bent axle 67, and the locating piece 53 of four accommodating holes 51 and each accommodating hole 51 correspondence is all located on Mobile base 5；The piston rod of the oil cylinder 15 of the first driving mechanism is connected with Mobile base 5.
nullFirst servomotor 61 is arranged on Mobile base 5，The output shaft of the first servomotor 61 couples with driving gear 62，Transfer gear 63 be journaled on Mobile base 5 and with driving gear 62 engaged transmission，First bent axle 65 and the second bent axle 67 is journaled on Mobile base 5 respectively and the first bent axle 65 and the second bent axle 67 are arranged side by side，First driven gear 64 couples with the first bent axle 65，Second driven gear 66 couples with the second bent axle 67，It is 1:1 that first driven gear 64 and the second driven gear 66 engage each other the gear ratio of transmission and the first driven gear 64 and the second driven gear 66，Transfer gear 63 and the first driven gear 64 engaged transmission，First bent axle 65 and the second bent axle 67 have identical structure，First bent axle 65 and the second bent axle 67 are respectively equipped with the connecting rod neck 68 of two-section radial skew；
This lower fuselage includes slide block 3, slide block 3 is provided with four sections of bearing pins 31, one section of connecting rod neck 68 is corresponding with one section of bearing pin 31, it is provided with first connecting rod 32 between one section of bearing pin 31 that every section of connecting rod neck 68 is corresponding, one end of first connecting rod 32 is hinged on this connecting rod neck 68, and the other end of first connecting rod 32 is hinged on the bearing pin 31 of slide block.
These four sections of bearing pins 31 are respectively close to the corner of slide block 3.
This radiating fin punch press also includes a feed mechanism, and this feed mechanism includes material feeding seat the 71, the 3rd servomotor 72, eccentric 73, second connecting rod 74, fork 75, major axis 76, major axis swing arm 77 and third connecting rod 78；
Major axis 76 is journaled in frame, specifically, this major axis 76 is journaled on the base 13 of frame, one end of third connecting rod 78 is articulated with on material feeding seat 71, the other end of third connecting rod 78 is hinged with one end of major axis swing arm 77, the other end of major axis swing arm 77 is fixed on major axis 76, the rotation of major axis 76 and order about the movable of material feeding seat 71；
3rd servomotor 72 is arranged in frame, specifically, on the base 13 of the 3rd servomotor 72 installation frame, the output shaft 721 of the 3rd servomotor couples with eccentric 73, second connecting rod 74 includes sleeve body 741 and in this outward extending linking arm 742 of sleeve body 741 perisporium, second connecting rod 74 is rotatably mounted around outside eccentric 73 by its sleeve body 741, and the overhanging end of the linking arm 742 of second connecting rod 74 is hinged with one end of fork 75, and the other end of fork 75 is fixed on major axis 76.
Claims (7)
1. a radiating fin punch press, including frame, punch assembly, die assembly and the first driving mechanism, die assembly is arranged on the bottom of frame, punch assembly with slide block can be arranged in frame up and down slippingly, punch assembly is positioned at the top of die assembly, first driving mechanism is arranged in frame and drives punch assembly make near or move away from die assembly, and this frame is provided with the levelling device of scalable slide block levelness, it is characterised in that:
This frame includes one and is positioned at footstock above punch assembly, this levelling device includes the four groups of governor motions being arranged on footstock, four groups of governor motions are respectively close to the corner of punch assembly, often group governor motion includes the second servomotor, screw mandrel and nut, and the second servomotor drives screw mandrel to rotate by transmission component；
The top of punch assembly is provided with four accommodating holes, each accommodating hole is corresponding with the screw mandrel position of one group of governor motion, screw mandrel stretches in the accommodating hole of its correspondence, it is provided with guide rod in each accommodating hole, screw mandrel and guide rod are parallel to the glide direction of punch assembly and arrange, the nut coordinated with screw mandrel is enclosed within guide rod slippingly；
Punch assembly is provided with one in each accommodating hole and is positioned at locating piece above nut, and punch assembly moves down and makes locating piece contact on the nut of its correspondence.
2. a kind of radiating fin punch press according to claim 1, it is characterized in that: this frame includes four heel posts being supported in ground, footstock is arranged on the top of four heel posts, each heel post is provided with the guide rail moved towards up and down, punch assembly is provided with the track base being nested on guide rail sliding, first driving mechanism is arranged on footstock, and the bottom of four heel posts is provided with a base, and die assembly is arranged on base.
3. a kind of radiating fin punch press according to claim 1, it is characterised in that: the first driving mechanism includes several oil cylinders, and the cylinder body of each oil cylinder is arranged on footstock, and the piston rod of each oil cylinder is connected with punch assembly.
4. a kind of radiating fin punch press according to claim 1 or 2 or 3, it is characterized in that: the second servomotor often organizing governor motion is fixed on footstock, the screw mandrel often organizing governor motion is journaled on footstock, the transmission component often organizing governor motion includes the driving pulley being connected on the output shaft of the second servomotor, the driven pulley being connected on screw mandrel and belt, and belt sleeve is contained on driving pulley and driven pulley.
5. a kind of radiating fin punch press according to claim 1 or 2 or 3, it is characterised in that:
This punch assembly includes fuselage and lower fuselage, and upper fuselage is positioned at the top of lower fuselage；
On this, fuselage includes Mobile base, the first servomotor, driving gear, transfer gear, the first driven gear, the first bent axle, the second driven gear and the second bent axle, and four accommodating holes and locating piece corresponding to each accommodating hole are all located on Mobile base；
First servomotor is arranged on Mobile base, the output shaft of the first servomotor couples with driving gear, transfer gear be journaled on Mobile base and with driving gear engaged transmission, first bent axle and the second bent axle are journaled on Mobile base respectively and the first bent axle and the second bent axle are arranged side by side, first driven gear and the first bent axle couple, second driven gear and the second bent axle couple, it is 1:1 that first driven gear and the second driven gear engage each other the gear ratio of transmission and the first driven gear and the second driven gear, transfer gear and the first driven gear engaged transmission, first bent axle and the second bent axle are respectively equipped with the connecting rod neck of two-section radial skew；
This lower fuselage includes slide block, slide block is provided with four sections of bearing pins, and one section of connecting rod neck and one section of bearing pin are corresponding, is provided with first connecting rod between one section of bearing pin that every section of connecting rod neck is corresponding, one end of first connecting rod is hinged on this connecting rod neck, and the other end of first connecting rod is hinged on the bearing pin of slide block.
6. a kind of radiating fin punch press according to claim 5, it is characterised in that: these four sections of bearing pins are respectively close to the corner of slide block.
7. a kind of radiating fin punch press according to claim 5, it is characterised in that:
This radiating fin punch press also includes a feed mechanism, and this feed mechanism includes material feeding seat, the 3rd servomotor, eccentric, second connecting rod, fork, major axis, major axis swing arm and third connecting rod；
Major axis is journaled in frame, and one end of third connecting rod is articulated with on material feeding seat, and one end of the other end of third connecting rod and major axis swing arm is hinged, and the other end of major axis swing arm is fixed on major axis, the rotation of major axis and order about the movable of material feeding seat；
3rd servomotor is arranged in frame, the output shaft of the 3rd servomotor couples with eccentric, second connecting rod includes sleeve body and in this outward extending linking arm of sleeve body perisporium, second connecting rod is rotatably mounted around outside eccentric by its sleeve body, the overhanging end of the linking arm of second connecting rod is hinged with one end of fork, and the other end of fork is fixed on major axis.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310542967.8A CN103538110B (en) | 2013-11-05 | 2013-11-05 | A kind of radiating fin punch press |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310542967.8A CN103538110B (en) | 2013-11-05 | 2013-11-05 | A kind of radiating fin punch press |
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| CN103538110A CN103538110A (en) | 2014-01-29 |
| CN103538110B true CN103538110B (en) | 2016-07-20 |
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| CN104259287B (en) * | 2014-08-08 | 2017-05-03 | 中江机电科技江苏有限公司 | Fin punching machine |
| CN105666921A (en) * | 2016-02-02 | 2016-06-15 | 中江机电科技江苏有限公司 | Longitudinal double-point closed punch |
| CN106891561B (en) * | 2017-04-28 | 2019-08-06 | 扬力集团股份有限公司 | It is a kind of for processing four point pressure machines of air-conditioner fin |
| CN108356119A (en) * | 2017-12-30 | 2018-08-03 | 宁波澳玛特高精冲压机床股份有限公司 | A kind of slider of punch guiding mechanism |
| CN108357145A (en) * | 2018-02-11 | 2018-08-03 | 涿州皓原箔业有限公司 | A kind of aluminium foil cutlery box and its production method |
| CN108582254A (en) * | 2018-05-30 | 2018-09-28 | 盐城市裕正精密机械有限公司 | Cutting machine cutting die frame elevating drive mechanism |
| CN111299448A (en) * | 2019-12-17 | 2020-06-19 | 南通精丰智能设备有限公司 | Closed fin stamping production line |
| CN114013097A (en) * | 2021-10-27 | 2022-02-08 | 无锡乔森精工机械有限公司 | Open crank press |
| CN114013098A (en) * | 2021-10-27 | 2022-02-08 | 无锡乔森精工机械有限公司 | Two inseparable punches of point crank based on integral type design |
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| CN103538110A (en) | 2014-01-29 |
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Address after: 528400 Guangdong province Zhongshan City, New Road No. 01 of Applicant after: Aomei gloomy intelligence equipment limited company Address before: 528400 Guangdong province Zhongshan City, New Road No. 01 of Applicant before: Zhongshan Aomeisen Industrial Co., Ltd. |
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