CN210125923U - Micro-drill processing equipment - Google Patents
Micro-drill processing equipment Download PDFInfo
- Publication number
- CN210125923U CN210125923U CN201920562960.5U CN201920562960U CN210125923U CN 210125923 U CN210125923 U CN 210125923U CN 201920562960 U CN201920562960 U CN 201920562960U CN 210125923 U CN210125923 U CN 210125923U
- Authority
- CN
- China
- Prior art keywords
- micro
- driving
- plate
- mounting seat
- grinding
- 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
- 238000005553 drilling Methods 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 27
- 238000003754 machining Methods 0.000 claims abstract description 24
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 9
- 241001074085 Scophthalmus aquosus Species 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000007667 floating Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Landscapes
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The utility model discloses a micro-drilling processing device, which comprises a bottom frame, wherein the middle part of the bottom frame is provided with a working head unit, and the bottom frame is sequentially provided with a feeding and discharging unit, a first grinding unit, a second grinding unit and a third grinding unit along the circumferential direction; the working head unit comprises a mounting seat, 4 working heads arranged on the mounting seat along the circumferential direction, and a mounting seat driving device for driving the mounting seat to lift and rotate; each working head comprises a chuck and a chuck driving motor respectively. The utility model provides a bore processing equipment a little can automatic material loading, processing and unloading, and not only machining efficiency obtains improving, and bores a little and only need a clamping just can accomplish abrasive machining, has improved grinding quality.
Description
Technical Field
The utility model relates to a cutter processing technology field, in particular to little brill processing equipment.
Background
The micro-hole processing of the PCB is carried out by adopting a micro-drill, and the quality of the processing quality of the micro-drill has great influence on the working performance of the PCB in the later period. The micro-drilling machining process mainly comprises the processes of rough grinding, fine grinding, groove grinding, back grinding, point grinding and the like, and each process is operated in independent equipment in the current actual production. Because each procedure needs to clamp the micro drill again during processing, the accumulated error of the processed product is increased, and the precision of the product is affected. Therefore, it is necessary to provide a micro-drill processing apparatus, which combines the processes of fine grinding, groove grinding, back grinding, UC head grinding and the like on one machine, and only needs to clamp the micro-drill once during processing, thereby improving the processing precision and efficiency.
It is seen that improvements and enhancements to the prior art are needed.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art's weak point, an object of the utility model is to provide a bore processing equipment a little, each process that aims at boring processing a little among the solution prior art independently goes on, a lot of clamping leads to machining efficiency and the lower technical problem of machining precision.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a micro-drilling processing device comprises a bottom frame, wherein a working head unit is arranged in the middle of the bottom frame, and a feeding and discharging unit, a first grinding unit, a second grinding unit and a third grinding unit are sequentially arranged on the bottom frame along the circumferential direction; the working head unit comprises a mounting seat, 4 working heads arranged on the mounting seat along the circumferential direction, and a mounting seat driving device for driving the mounting seat to lift and rotate; each working head comprises a chuck and a chuck driving motor respectively.
Furthermore, in the micro-drilling processing equipment, the mounting seat driving device comprises a speed reducing motor, a fixed plate connected with the speed reducing motor, a jacking cylinder arranged on the fixed plate, and a horizontal plate connected with a piston rod connected with the jacking cylinder; the mounting seat is arranged on the horizontal plate.
Furthermore, in the micro-drilling machining equipment, the feeding and discharging unit comprises a material tray, a material tray driving device for driving the material tray to reciprocate along the X direction and a material clamp bracket; the material clamp bracket is provided with a rotary cylinder which can reciprocate along the Y direction relative to the bracket; the rotating cylinder is connected with a vertical plate, and the vertical plate is provided with a material clamp and a material clamp driving cylinder for driving the front and back movement.
Further, in the micro-drilling processing equipment, the first grinding unit comprises a first base capable of reciprocating relative to the base frame along the X direction, and a first slide seat driving device for driving the first slide seat to reciprocate along the Y direction are arranged on the first base; a first electric spindle is arranged on the first sliding seat and connected with a first grinding wheel.
Further, in the micro-drilling machining apparatus, the second grinding unit includes a second electric spindle, and a second base that is reciprocally movable in the Y direction with respect to the base frame; the second electric spindle is connected with a second grinding wheel; a first scale plate is arranged on the second base, and a first rotating plate is arranged on the first mounting plate; the first rotating plate is provided with a second electric spindle lifting device used for driving a second electric spindle to move up and down.
Further, in the micro-drilling machining apparatus, the third grinding unit includes a third spindle, a third spindle motor connected to the third spindle through a belt, and a third base reciprocally movable in the X direction with respect to the base frame; the third spindle motor is connected with a third grinding wheel; the third base is provided with a second scale plate and a second rotating plate, and the second rotating plate is provided with a third spindle lifting device for driving a third spindle to move up and down.
Furthermore, in the micro-drill processing equipment, the chuck comprises a chuck shell and a tongue plate, the elastic element is arranged in the chuck shell, and the rear end of the chuck shell is detachably provided with a connecting plate; the tongue plate is connected with the chuck shell through a first pin shaft, and the rear end of the tongue plate is abutted against the bottom of the elastic element; the front end of the chuck shell is also provided with a second pin shaft which is positioned above the first pin shaft.
Further, in the micro-drill processing equipment, the distance from the first pin shaft to the rear end of the tongue plate is greater than the distance from the first pin shaft to the front end of the tongue plate.
Furthermore, in the micro-drilling processing equipment, the working head further comprises a connector, a memory alloy wire is arranged in the connector along the axis direction, and the front end of the connector is connected with the chuck.
Has the advantages that: the utility model provides a little brill processing equipment, different with prior art, the utility model discloses in, through material loading and unloading unit, first grinding unit, second grinding unit and third grinding unit under setting, can material loading, processing and unloading automatically, not only machining efficiency obtains improving, and the little brill only needs a clamping just can accomplish abrasive machining, has improved grinding quality. Furthermore, the utility model discloses in, be provided with elastic diaphragm and memory alloy line among the work chuck for the little brill of work head centre gripping has certain floating space, has further improved the grinding effect of little brill.
Drawings
Fig. 1 is a perspective view of the micro-drilling machining device provided by the present invention.
Fig. 2 is a top view of the micro-drilling machining apparatus provided by the present invention.
Fig. 3 is a perspective view of a working head unit in the micro-drilling machining device provided by the present invention.
Fig. 4 is a perspective view of the feeding and discharging unit in the micro-drilling processing equipment provided by the present invention.
Fig. 5 is a partially enlarged view of the region S in fig. 4.
Fig. 6 is a perspective view of the first grinding unit in the micro-drilling processing equipment provided by the present invention.
Fig. 7 is a perspective view of a second grinding unit in the micro-drilling processing equipment provided by the present invention.
Fig. 8 is a perspective view of a third grinding unit in the micro-drilling processing equipment provided by the present invention.
Fig. 9 is a schematic structural diagram of a working head in the micro-drilling machining device provided by the present invention.
Fig. 10 is an exploded view of the chuck in the micro-drilling device of the present invention.
Fig. 11 is a perspective view of the chuck in the micro-drilling processing equipment provided by the present invention, and the chuck housing is not shown in the figure.
Fig. 12 is a schematic structural diagram of a connector in the micro-drilling processing equipment provided by the present invention.
Detailed Description
The utility model provides a little brill processing equipment, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the embodiment is lifted to follow with reference to the attached drawing the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1-12, the present invention provides a micro-drilling device. For ease of viewing, the memory alloy wires are shown filled with black in fig. 12. Words such as "first", "second" aim at are convenient for explain, are not in the restriction the utility model discloses. For ease of understanding, the X-direction and the Y-direction are drawn in top view. The utility model discloses the "front end" refer to that one end of neighbouring little brill, and the "rear end" refers to that one end of keeping away from little brill.
Referring to fig. 1, 2, 3 and 9, the micro-drilling processing equipment includes a base frame 900, a working head unit 5 is disposed in the middle of the base frame, and a feeding and discharging unit 4, a first grinding unit 1, a second grinding unit 2 and a third grinding unit 3 are sequentially disposed on the base frame along the circumferential direction; the working head unit comprises a mounting seat, 4 working heads 6 arranged on the mounting seat along the circumferential direction, and a mounting seat driving device for driving the mounting seat to lift and rotate; each working head 6 includes a chuck 61 and a chuck driving motor 60, respectively. The stretching direction of the elastic element is vertical to the axial direction of the clamped micro drill. According to a plan view, an included angle between any two adjacent working heads is 90 degrees, and the feeding and discharging unit, the first grinding unit, the second grinding unit and the third grinding unit are positioned on the periphery of the working head unit and respectively correspond to one working head. Furthermore, the utility model discloses in, set up memory alloy line and spring diaphragm in the working head for the working head centre gripping has certain floating space when boring a little, plays the cushioning effect, improves the little grinding quality that bores. And after the micro drill is taken out, the memory alloy wire and the spring diaphragm can realize automatic reset without receiving external force.
The driving device can realize the lifting and the rotation of the mounting seat, and can be arranged as follows (but is not limited to the following): as shown in fig. 3, the mount driving device includes a speed reducing motor 55, a fixing plate 54 connected to the speed reducing motor, a jacking cylinder 53 provided on the fixing plate, and a horizontal plate 52 connected to a piston rod connected to the jacking cylinder; the mount 51 is disposed on a horizontal plate 52. When the device is actually used, the jacking cylinder acts to drive the mounting base and each chuck to ascend to a working position; the reduction motor rotates to enable the mounting seat to rotate.
Further, referring to fig. 4 and 5, the feeding and discharging unit includes a material, 40, a tray driving device 41 for driving the tray to reciprocate along the X direction, and a material clamp bracket 42; the material clamp bracket 42 is provided with a rotary cylinder 44 which can reciprocate along the Y direction relative to the bracket; the rotary cylinder is connected to a vertical plate 45 on which a collet 48 is provided, and a collet drive cylinder 46 for driving the back and forth movement. The tray driving device may be implemented by a screw transmission manner (not specifically limited herein), so as to drive the tray to reciprocate along the X direction. The material clamp bracket is provided with a synchronous belt 43, and the rotary cylinder is driven to reciprocate along the Y direction in a synchronous belt mode. During the in-service use, the collet can be through the die clamping cylinder 47 that corresponds and press from both sides tightly and loosen, drives actuating cylinder by the collet and realizes the back-and-forth movement, drives by revolving cylinder and rotates around horizontal axis to realize the collet and can take off the micro drill that has processed and put on the charging tray, also can press from both sides the micro drill of treating processing from the charging tray and insert it into the work head that corresponds.
Referring to fig. 6, further, the first grinding unit 1 includes a first base 11 capable of reciprocating in the X direction relative to the base frame, and the first base is provided with a first slide 12 and a first slide driving device 13 for driving the first slide to reciprocate in the Y direction; the first slide is provided with a first electric spindle 14 to which a first grinding wheel 15 is connected. Also schematically shown in fig. 6 is a motor 10 for driving the first base in the X-direction. The specific implementation manner of the first carriage driving device is not limited herein, and the first carriage can be driven to reciprocate along the Y direction.
Referring to fig. 7, further, the second grinding unit 2 includes a second electric spindle 24, and a second base 21 capable of reciprocating in the Y direction with respect to the base frame; the second electric spindle is connected with a second grinding wheel 25; a first scale plate 22 is arranged on the second base, and a first rotating plate 23 is arranged on the first mounting plate; the first rotating plate is provided with a second electric spindle lifting device 26 for driving the second electric spindle to move up and down. Also schematically shown in fig. 7 is a motor 20 for driving the second mount in the Y direction. Because there are various ways to realize the lifting, the specific structure of the second electric spindle lifting device is not limited herein, and the second electric spindle can be driven to move up and down.
Referring to fig. 8, further, the third grinding unit 3 includes a third spindle 35, a third spindle motor 37 connected to the third spindle through a belt, and a third base 31 capable of reciprocating in the X direction with respect to the base frame; the third spindle motor is connected with a third grinding wheel 36; the third base is provided with a second scale plate 32 and a second rotating plate 33, and the second rotating plate is provided with a third spindle lifting device 37 for driving the third spindle to move up and down. Also schematically shown in fig. 8 is a motor 30 for driving the third base in the X-direction, and also schematically shown is a motor for driving the second rotating plate in rotation. Because how to realize not the utility model discloses a utility model point place, third main shaft elevating gear's concrete structure is not injectd to this place to can drive the third main shaft and reciprocate for the standard.
Referring to fig. 9 to 11, further, the chuck 61 includes a chuck housing 610 and a tongue 611, the elastic element 63 is disposed in the chuck housing 610, and a connecting plate 613 is detachably disposed at a rear end of the chuck housing; the tongue plate 611 is connected with the chuck housing through a first pin 614, and the rear end of the tongue plate 611 abuts against the bottom of the elastic element 63; the front end of the collet housing is also provided with a second pin 615, the second pin 615 being located above the first pin 614. The connecting plate is connected with the front end (first fixed seat) of the connector. When the tool is actually used, the tool 91 to be machined is inserted from the front end of the chuck shell, and the second pin shaft abuts against the rear end of the tool to play a limiting role; and the elastic element applies force downwards to the tongue plate, so that the front end of the tongue plate has the tendency of moving upwards, the front end of the tongue plate is abutted against the bottom of the cutter, and the cutter is kept in a clamping state.
Further, the distance from the first pin shaft to the rear end of the tongue plate is greater than the distance from the first pin shaft to the front end of the tongue plate. In other words, for the elastic element, the tongue plate plays a role of labor-saving lever, which is beneficial to clamping the cutter.
Further, referring to fig. 9 and 12, the working head further includes a connector 62, a memory alloy wire 64 is disposed in the connector along the axial direction, and the front end of the connector is connected to the chuck.
Preferably, the connector 62 includes a first fixing seat 621, a second fixing seat 622, and a plurality of sequentially opposing connecting pieces 623 (4 are shown, but not limited thereto); the first fixing seat is connected with the chuck, and the second fixing seat is connected with the front end of the axis. The connector has certain elasticity by arranging the memory line, and the floating effect of the working head is further improved.
Further, a memory wire supporting seat 624 is arranged in the connecting piece, and the memory alloy wire 64 passes through the memory wire supporting seat 624. The memory wire supporting seat is generally arranged in the middle of the connector in the length direction, and corresponds to the two connecting pieces in the middle as shown in the attached drawings. The memory gold wire is kept to be a straight line in a normal state by arranging the memory wire supporting seat.
When the micro drill is actually used, a micro drill to be processed is placed on the material tray, and the material clamp takes out one micro drill and inserts the micro drill into a chuck of the corresponding working head; the mounting seat driving device drives the mounting seat to rotate 90 degrees each time, so that each micro drill can sequentially pass through the first grinding unit, the second grinding unit and the third grinding unit; the first grinding wheel of the first grinding unit can finely grind the micro drill; the second grinding wheel of the second grinding unit can grind and groove the micro drill; the third grinding wheel of the third grinding unit can grind the edge cutter, and when the UC drill bit needs to be ground, the second rotating plate can be rotated to a proper position, and the UC drill bit is ground by the third grinding wheel. And when the micro drill passes through the first grinding unit, the second grinding unit and the third grinding unit, all grinding procedures are completed, and the drill subjected to machining is taken down by the material clamp and placed in a material tray.
According to the analysis, different from the prior art, the utility model discloses in, through material loading and unloading unit, first grinding unit, second grinding unit and third grinding unit about setting up, can material loading, processing and unloading automatically, not only machining efficiency obtains improving, and bores a little and only need a clamping just can accomplish abrasive machining, has improved grinding quality. Furthermore, the utility model discloses in, be provided with elastic diaphragm and memory alloy line among the work chuck for the little brill of work head centre gripping has certain floating space, has further improved the grinding effect of little brill.
It should be noted that the cutter 91 is illustrated in the drawings for the convenience of understanding, but the cutter 91 itself is not within the scope of the present invention.
It is understood that equivalent substitutions or changes can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such changes or substitutions shall fall within the scope of the present invention.
Claims (9)
1. A micro-drilling processing device comprises a bottom frame, wherein a working head unit is arranged in the middle of the bottom frame, and is characterized in that an upper feeding unit, a lower feeding unit, a first grinding unit, a second grinding unit and a third grinding unit are sequentially arranged on the bottom frame along the circumferential direction; the working head unit comprises a mounting seat, 4 working heads arranged on the mounting seat along the circumferential direction, and a mounting seat driving device for driving the mounting seat to lift and rotate; each working head comprises a chuck and a chuck driving motor respectively.
2. The micro-drilling machining device of claim 1, wherein the mounting seat driving device comprises a speed reduction motor, a fixed plate connected with the speed reduction motor, a jacking cylinder arranged on the fixed plate, and a horizontal plate connected with a piston rod connected with the jacking cylinder; the mounting seat is arranged on the horizontal plate.
3. The micro-drilling machining device of claim 1, wherein the feeding and discharging unit comprises a material tray, a material tray driving device for driving the material tray to reciprocate along the X direction, and a material clamp bracket; the material clamp bracket is provided with a rotary cylinder which can reciprocate along the Y direction relative to the bracket; the rotating cylinder is connected with a vertical plate, and the vertical plate is provided with a material clamp and a material clamp driving cylinder for driving the front and back movement.
4. The micro-drilling machining apparatus according to claim 1, wherein the first grinding unit includes a first base reciprocally movable in the X direction with respect to the base frame, the first base having a first carriage and a first carriage driving device for driving the first carriage to reciprocate in the Y direction; a first electric spindle is arranged on the first sliding seat and connected with a first grinding wheel.
5. The micro-drilling machining apparatus of claim 1, wherein the second grinding unit includes a second electric spindle, and a second base reciprocally movable in the Y direction with respect to the base frame; the second electric spindle is connected with a second grinding wheel; a first scale plate is arranged on the second base, and a first rotating plate is arranged on the first mounting plate; the first rotating plate is provided with a second electric spindle lifting device used for driving a second electric spindle to move up and down.
6. The micro-drilling machining apparatus of claim 1, wherein the third grinding unit includes a third spindle, a third spindle motor connected to the third spindle by a belt, and a third base reciprocally movable in the X direction with respect to the base frame; the third spindle motor is connected with a third grinding wheel; the third base is provided with a second scale plate and a second rotating plate, and the second rotating plate is provided with a third spindle lifting device for driving a third spindle to move up and down.
7. The micro-drilling machining device of claim 1, wherein the cartridge includes a cartridge housing and a tongue plate, and an elastic member disposed in the cartridge housing, a rear end of the cartridge housing being detachably provided with a connecting plate; the tongue plate is connected with the chuck shell through a first pin shaft, and the rear end of the tongue plate is abutted against the bottom of the elastic element; the front end of the chuck shell is also provided with a second pin shaft which is positioned above the first pin shaft.
8. The microdrilling processing apparatus of claim 7, wherein the distance from the first pin to the rear end of the flap is greater than the distance from the first pin to the front end of the flap.
9. The micro-drilling machining device of claim 7, wherein the working head further comprises a connector, a memory alloy wire is arranged in the connector along the axial direction, and the front end of the connector is connected with the chuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562960.5U CN210125923U (en) | 2019-04-23 | 2019-04-23 | Micro-drill processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562960.5U CN210125923U (en) | 2019-04-23 | 2019-04-23 | Micro-drill processing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210125923U true CN210125923U (en) | 2020-03-06 |
Family
ID=69661901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920562960.5U Active CN210125923U (en) | 2019-04-23 | 2019-04-23 | Micro-drill processing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210125923U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109940466A (en) * | 2019-04-23 | 2019-06-28 | 东莞市梵宇自动化科技有限公司 | A kind of micro-drilling processing equipment |
-
2019
- 2019-04-23 CN CN201920562960.5U patent/CN210125923U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109940466A (en) * | 2019-04-23 | 2019-06-28 | 东莞市梵宇自动化科技有限公司 | A kind of micro-drilling processing equipment |
| CN109940466B (en) * | 2019-04-23 | 2024-03-29 | 东莞市梵宇自动化科技有限公司 | Micro-drilling processing equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109940466B (en) | Micro-drilling processing equipment | |
| CN102632522A (en) | Numerical control machine tool for machining wooden handle | |
| CN113953878A (en) | Automatic tool changing system of CNC (computer numerical control) machining center | |
| CN108890466A (en) | Single head full-automatic numerical control cutter and tool grinding machine | |
| CN209157970U (en) | A kind of numerical control tool grinder | |
| CN114227500A (en) | PCB drill bit processing equipment | |
| CN210125923U (en) | Micro-drill processing equipment | |
| CN109434627A (en) | A kind of numerical control tool grinder | |
| CN211164738U (en) | Monocrystalline silicon cutting machine jacking device | |
| CN110000405A (en) | Multi-station drilling device for bar | |
| CN210307205U (en) | PCB milling cutter one shot forming machining center | |
| CN202894939U (en) | Line-shaped screwdriver three-shaft numerical control grinder | |
| CN211760402U (en) | Combined efficient grinding and pouring all-in-one machine | |
| CN210323795U (en) | Full-automatic processing device of crown | |
| CN209140526U (en) | A kind of grinding machine for the finishing of bar outer circle | |
| CN111331477A (en) | Non-standard grinding machine for batch grinding production of small parts | |
| CN215279920U (en) | Printing roller excircle rough machining and finish machining all-in-one machine | |
| CN217194302U (en) | Cutter excircle grinding machine tool | |
| CN215903186U (en) | Ceramic knife edge sharpening machine | |
| CN212735282U (en) | Poor fish tail grinding mechanism of PCB cutter section | |
| CN210849494U (en) | Polishing device for end part of shaft workpiece | |
| CN216421652U (en) | Numerical control machine table | |
| CN220516296U (en) | Automatic feeding device for edge grinding device of speaker phase adjuster | |
| CN219379714U (en) | Higher cnc engraving and milling machine of stability | |
| CN221517172U (en) | Dedicated locating pin processingequipment of space flight aviation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 523000 room 103, No. 1, Nange East Third Road, Nanya, Daojiao Town, Dongguan City, Guangdong Province Patentee after: DONGGUAN FANYU AUTOMATION TECHNOLOGY Co.,Ltd. Address before: 523000 first floor, Xinhao hi tech park, Chenwu community, Houjie Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN FANYU AUTOMATION TECHNOLOGY Co.,Ltd. |