CN218462061U - Automatic disassembling and screening machine for circuit board surface mounted components - Google Patents
Automatic disassembling and screening machine for circuit board surface mounted components Download PDFInfo
- Publication number
- CN218462061U CN218462061U CN202222629493.8U CN202222629493U CN218462061U CN 218462061 U CN218462061 U CN 218462061U CN 202222629493 U CN202222629493 U CN 202222629493U CN 218462061 U CN218462061 U CN 218462061U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- heating
- screening
- heating pipe
- box
- 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
- 238000012216 screening Methods 0.000 title claims abstract description 61
- 238000010438 heat treatment Methods 0.000 claims abstract description 95
- 239000000463 material Substances 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 8
- 239000002699 waste material Substances 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 13
- 239000013049 sediment Substances 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000011084 recovery Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
Landscapes
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The utility model discloses an automatic disassembling and screening machine for circuit board patch elements, which comprises a heating mechanism, wherein one side of the heating mechanism is provided with a screening mechanism; the heating mechanism comprises a heating box, a chain plate conveying line is arranged below the heating box, and a multi-section heating pipe set is arranged in the heating box; each section of heating pipe group comprises an upper layer heating pipe group, a lower layer heating pipe group is arranged below the upper layer heating pipe group, and the upper layer heating pipe group and the lower layer heating pipe group are both composed of a plurality of heating pipes; the fan blades are arranged on each section of heating tube set, and the first motor is arranged on each fan blade. The utility model discloses holistic structural design realizes carrying out material loading conveying, four sections high temperature heating, separation circuit board and electronic component, selecting the circuit board and retrieving, selecting electronic component and retrieving and select tin sediment and a series of operations such as retrieve by full-automatic to the circuit board, makes it not only have work efficiency height, split effectual, categorised precision height, categorised effectual and the high advantage of automation operation degree.
Description
Technical Field
The utility model relates to an automatic sieve separator of disassembling of circuit board paster component.
Background
The traditional method for removing the electronic components of the circuit board is generally implemented by adopting a manual removing method of workers, and the specific operation method comprises the following steps: the electronic elements are manually dismantled, and then the tin dross on the circuit board is manually removed. The method for manually removing the electronic element sometimes has poor control of the force of manual operation, so when the force of manual operation for removing the electronic element is too high, the electronic element is damaged, and the electronic element removed from the circuit board needs to be classified by hands. Therefore, the operation method for manually removing the electronic element from the circuit board not only has the defects of low working efficiency, poor removing effect and low automation operation degree, but also causes high labor intensity of workers and high labor cost of enterprises, and does not meet the requirements of large-scale batch production and automation production of the enterprises.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide an automatic sieve separator of disassembling of circuit board SMD component, its holistic structural design has realized that full-automatic material loading conveying is carried out to the circuit board, four sections high temperature heating, separate circuit board and electronic component, select the circuit board and retrieve, select electronic component and retrieve and select tin sediment and retrieve a series of operations such as, it not only has work efficiency height to make it, the split is effectual, classification accuracy is high, classification effect is good and the advantage that degree of automation is high, it still realizes reducing workman's intensity of labour and reduces the labour cost of enterprise, it is low to lead to it to have work efficiency with solving the mode that the tradition adopted the staff operation to demolish the tin sediment above electronic component and the staff clear away the circuit board to the circuit board, demolish the effect poor, degree of automation is low, workman's intensity of labour is big and the problem that the labour cost of enterprise is high. The utility model discloses a realize through following technical scheme:
the screening machine for automatically disassembling the chip components of the circuit board comprises a case, wherein a heating mechanism is arranged on the case, and a screening mechanism is arranged on one side of the heating mechanism; the heating mechanism comprises a heating box, a chain plate conveying line is arranged below the heating box, a chain plate transmission motor is arranged below the chain plate conveying line, a plurality of sections of heating pipe groups are arranged in the heating box, each section of heating pipe group is divided into an upper layer and a lower layer, each upper layer of heating pipe group and each lower layer of heating pipe group are composed of a plurality of heating pipes, and each lower layer of heating pipe group is positioned below the corresponding upper layer of heating pipe group; the fan blades are arranged on each section of the heating pipe set, the first motor is arranged on each fan blade, each fan blade is connected and assembled with the output shaft of each first motor, the cooling fan is arranged on each first motor, and the cooling fan is arranged on the top surface of the case.
When the technical scheme is adopted, the circuit board is fed from the circuit board feeding end of the chain plate conveying line and is conveyed and fed along with the chain plate conveying line under the driving of the chain plate transmission motor. The heating mechanism can carry out four-section high-temperature heating on the circuit board conveyed into the heating box, so that the circuit board can be separated from the electronic element, and the electronic element can be automatically removed from the circuit board. When the first motor drives the fan blades to rotate, the heat generated by the upper heating tube group can be blown to the upper surface of the circuit board, so that the upper heating tube group can heat the surface of the circuit board, and the lower heating tube group can heat the bottom surface of the circuit board; when the cooling fan is started, cold air heat dissipation can be carried out on heat generated by long-time work of the first motor. The screening mechanism can respectively classify and screen the circuit boards, the electronic elements and the tin dross which are conveyed into the receiving hopper from the chain plate conveying line, and respectively discharge and recycle the classified and screened circuit boards, electronic elements and tin dross.
Preferably, the heating mechanism further comprises smoke outlets respectively arranged at the left side and the right side of the heating box.
When the technical scheme is adopted, the waste smoke generated by four sections of high-temperature heating of the circuit board by the multi-section heating tube group can be discharged out of the heating box through the smoke outlet.
Preferably, the chain plate conveying line comprises chain wheels which are respectively arranged on the left side and the right side of the upper surface of the case, and chain plates are connected with the chain wheels on the left side and the right side. The chain wheel is also arranged on the chain plate transmission motor, the chain plate transmission motor and the chain wheel positioned on the chain plate transmission motor are connected with the belt wheel mechanism, the belt wheel mechanism comprises a first belt wheel arranged on an output shaft of the chain plate transmission motor and a second belt wheel arranged above the first belt wheel, the second belt wheel is connected with the chain wheel positioned above the chain plate transmission motor through a rotating shaft, and the first belt wheel and the second belt wheel are connected with a belt. When the chain plate transmission motor rotates, the first belt pulley can be driven to rotate, when the first belt pulley rotates, the second belt pulley can be driven to rotate through the belt, when the second belt pulley rotates, the chain wheel positioned above the chain plate transmission motor can be driven to rotate through the rotating shaft, and when the chain wheel rotates, the chain plate can be driven to rotate and transmit.
Preferably, the screening mechanism comprises an underframe, a screening box is arranged above the underframe, the screening box and the underframe are connected with a vibrating spring, and the middle part of the bottom surface of the screening box is connected with a second motor. The second motor is a vibration motor.
When the technical scheme is adopted, the screening box can be driven to do vibrating motion on the upper surface of the vibrating spring when the second motor vibrates.
Preferably, the screening mechanism further comprises a material receiving funnel arranged on one end of the screening box, and a waste material port is arranged below the other end of the screening box.
When the technical scheme is adopted, the material receiving hopper is used for collecting the circuit board, the electronic elements and the tin dross which fall from the chain plate conveying line, and the waste material opening is used for discharging and recycling the tin dross.
Preferably, a first-stage screen and a second-stage screen are respectively arranged in the screening box, and the first-stage screen is positioned above the second-stage screen.
When the technical scheme is adopted, the first-stage screen is used for screening and collecting the circuit board, and the second-stage screen is used for screening and collecting the electronic elements separated from the circuit board.
Preferably, a circuit board discharge port is formed in one side of the primary screen.
When the technical scheme is adopted, the circuit board discharge port can discharge the circuit board screened out by the first-stage screen.
Preferably, one side of the secondary screen is provided with an electronic component discharge port.
When the technical scheme is adopted, the electronic element discharge port can discharge the electronic elements screened out by the secondary screen.
Preferably, the controller or the PLC control system is in signal connection with the heating mechanism, the screening mechanism and other components, and the controller is a PLC programmable logic controller, and the PLC programmable logic controller may adopt a programmable logic controller with shenzhen and model number XDS-40T-D, but not limited thereto.
The beneficial effects of the utility model are that: the heating mechanism is arranged on the chain plate conveying line, so that the circuit board can be fully and automatically heated at four sections at high temperature through the heating mechanism, and the circuit board after being heated at four sections at high temperature can be separated from electronic elements, so that the circuit board can be automatically disassembled or various electronic elements can be separated; the screening mechanism is arranged on one side of the heating mechanism, so that the separated circuit board, the electronic element and the tin dross can be classified and screened respectively through the screening mechanism, the circuit board, the electronic element and the tin dross which are classified respectively can be discharged and recovered, a series of operations such as full-automatic feeding and conveying of the circuit board, four-section high-temperature heating, separation of the circuit board and the electronic element, screening and recovery of the circuit board, screening and recovery of the electronic element and screening and recovery of the tin dross and the like are realized through the integral structural design, and the whole processes of splitting the electronic element and sorting and screening of the circuit board do not need manual operation, so that the circuit board has the advantages of high working efficiency, good splitting effect, high sorting precision, good sorting effect and high automation operation degree, the labor intensity of workers can be reduced, the use is convenient and fast, and the practicability is high.
Drawings
For the purpose of illustration, the invention is described in detail with reference to the following preferred embodiments and the accompanying drawings.
Fig. 1 is the utility model discloses an automatic stereogram of disassembling sieve separator of circuit board patch element.
Fig. 2 is the utility model discloses a heating mechanism's of screening machine is disassembled automatically to circuit board patch element front view cross-sectional structure picture.
Fig. 3 is the utility model discloses an automatic screening mechanism's of disassembling sieve separator of circuit board paster component perspective view.
Fig. 4 is the utility model discloses an automatic screening mechanism's of disassembling sieve separator of circuit board paster component cross-sectional perspective.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are illustrated in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
In this embodiment, referring to fig. 1 to 4, the screening machine for automatically disassembling the circuit board patch element of the present invention includes a case 1, a heating mechanism 2 is disposed on the case 1, and a screening mechanism 3 is disposed on one side of the heating mechanism 2; the heating mechanism 2 comprises a heating box 21, a chain plate conveying line is arranged below the heating box 21, a chain plate transmission motor 22 is arranged below the chain plate conveying line, and a multi-section heating pipe set is arranged in the heating box 21; each section of heating tube group comprises an upper heating tube group 23, a lower heating tube group 24 is arranged below the upper heating tube group 23, and the upper heating tube group 23 and the lower heating tube group 24 are both composed of a plurality of heating tubes; each section of heating tube set is provided with fan blades 25, each fan blade 25 is provided with a first motor 26, each fan blade 25 is connected and assembled with an output shaft of each first motor 26, each first motor 26 is provided with a cooling fan 27, and the cooling fan 27 is installed on the top surface of the case 1.
In one embodiment, the heating mechanism 2 further comprises smoke outlets 28 respectively disposed at the left and right sides of the heating box 21, wherein one side of one smoke outlet 28 is a circuit board feeding end 29, and the other smoke outlet 28 is disposed above the screening mechanism 3.
In one embodiment, the chain plate conveying line comprises chain wheels 4 respectively arranged at the left side and the right side of the upper surface of the case 1, and chain plates 5 are connected to the chain wheels 4 at the left side and the right side.
In one embodiment, the screening mechanism 3 includes a bottom frame 31, a screening box 32 is disposed above the bottom frame 31, a vibration spring 33 is connected to the screening box 32 and the bottom frame 31, and a second motor 34 is connected to a middle portion of a bottom surface of the screening box 32.
In one embodiment, the screening mechanism 3 further includes a receiving hopper 35 disposed above one end of the screening box 32, and a waste port 36 disposed below the other end of the screening box 32.
In one embodiment, a primary screen 37 and a secondary screen 38 are disposed within the screening box 32, respectively, with the primary screen 37 being positioned above the secondary screen 38. In order to be suitable for screening products with different sizes, the primary screen 37 and the secondary screen 38 with different sizes and leak hole diameters can be replaced according to the products with different sizes.
In one embodiment, a circuit board outlet 39 is provided on one side of the primary screen 37.
In one embodiment, one side of the secondary screen 38 is provided with an electronic component outlet 391.
In one embodiment, the multi-segment heat-generating tube set is provided in four segments in the present embodiment, that is, four sets of heat-generating tube sets are provided.
In one embodiment, the diameter of each orifice in the primary screen 37 is set to be larger than the diameter of each orifice in the secondary screen 38.
In one embodiment, the structural design principle of the automatic disassembling and screening machine for the circuit board patch element is as follows: a circuit board (PCB) is fed from a circuit board feeding end 29, and after the circuit board is placed on the chain plate 5 from the circuit board feeding end 29, the chain plate transmission motor 22 can drive the chain wheel 4 to rotate when rotating, and the chain wheel 4 can drive the chain plate 5 to rotate when rotating, so that the circuit board can be conveyed into the heating box 21 from the circuit board feeding end 29 along with the rotation of the chain plate 5; the four sections of heating tube groups are arranged in the heating box 21, when a fan blade positioned on the upper layer heating tube group 23 in each section of heating tube group rotates under the driving of a first motor 26 connected with the fan blade, the heat generated by heating of the upper layer heating tube group 23 can be blown to the upper surface of a circuit board which is conveyed by the chain plate 5 and passes through the lower part of the circuit board, when the lower layer heating tube group 24 in each section of heating tube group generates heat, the bottom surface of the circuit board which is conveyed by the chain plate 5 and passes through the upper part of the chain plate can be heated, when the circuit board is heated by the plurality sections of heating tube groups in the conveying of the chain plate 5, the surface temperature of the circuit board can reach about 220 ℃, and the temperature can drop electronic elements from the circuit board or separate the electronic elements from the circuit board, so that the electronic elements can be automatically removed from the circuit board; exhaust ports 28 are respectively arranged on the left side and the right side of the heating box 21, and waste smoke generated by high-temperature heating of the circuit board by the multi-section heating tube group can be exhausted through the exhaust ports 28; a cooling fan 27 is arranged on each first motor 26, and the cooling fan 27 can cool the heat generated by the operation of the first motors 26 to avoid the phenomenon of burning out caused by overhigh temperature due to the long-time operation of the first motors 26; when the circuit boards are conveyed by the chain plates 5 and fall into the receiving hopper 35 in the screening mechanism 3 through the multi-section heating tube sets, the circuit boards are separated from the electronic elements, at this time, the screening box 32 can screen the electronic elements and the circuit boards when vibrating under the driving of the second motor 34, the first-stage screen 37 can screen the circuit boards, and the circuit boards screened by the first-stage screen 37 can be discharged from the circuit board discharge port 39 and collected; because the aperture of the first-stage screen 37 is larger than that of the second-stage screen 38, the electronic components separated from the circuit board can fall from the first-stage screen 37 to the second-stage screen 38 under the action of self gravity, and the electronic components can be discharged and collected from the electronic component discharge port 391 after being screened by the second-stage screen 38, wherein the electronic components comprise IC core parts, SMD chip components and the like; similarly, the solder dross separated from the circuit board and the electronic component can fall into the bottom surface of the screening box 32 through the first-stage screen 37 and the second-stage screen 38 by the gravity of the solder dross, and can be discharged and collected from the bottom surface of the screening box 32 through the scrap opening 36 by the vibration of the second motor 34. The automatic tin dross removing machine has the advantages of being high in working efficiency, good in separating effect, high in classifying precision, good in classifying effect and high in automation operation degree, reducing labor intensity of workers and reducing labor cost of enterprises, being convenient and rapid to use and high in practicability, and effectively solving the problems that the work efficiency is low, the removing effect is poor, the automation operation degree is low, the labor intensity of workers is high and the labor cost of enterprises is high due to the fact that the electronic components are removed from the circuit boards and tin dross on the circuit boards is removed by hands in the traditional manual operation mode.
The above-mentioned embodiment is only an example of the present invention, and is not intended to limit the scope of the present invention, and all technical solutions that are the same as or equivalent to the content of the claims of the present invention should be included in the scope of the present invention.
Claims (8)
1. Automatic sieve separator of disassembling of circuit board paster component, its characterized in that: the device comprises a case, wherein a heating mechanism is arranged on the case, and a screening mechanism is arranged on one side of the heating mechanism; the heating mechanism comprises a heating box, a chain plate conveying line is arranged below the heating box, a chain plate transmission motor is arranged below the chain plate conveying line, a plurality of sections of heating pipe groups are arranged in the heating box, each section of heating pipe group is divided into an upper layer and a lower layer, each upper layer of heating pipe group and each lower layer of heating pipe group are composed of a plurality of heating pipes, and each lower layer of heating pipe group is positioned below the corresponding upper layer of heating pipe group; the fan blades are arranged on each section of heating pipe set, the first motor is arranged on each fan blade, each fan blade is connected and assembled with the output shaft of each first motor, the cooling fan is arranged on each first motor, and the cooling fan is installed on the top surface of the case.
2. The automatic disassembling and screening machine for circuit board patch elements according to claim 1, characterized in that: the heating mechanism also comprises smoke outlets which are respectively arranged at the left side and the right side of the heating box.
3. The automatic disassembling and screening machine for circuit board patch elements according to claim 1, characterized in that: the chain plate conveying line comprises chain wheels which are respectively arranged on the left side and the right side of the upper surface of the case, and the chain wheels on the left side and the right side are connected with chain plates.
4. The automatic disassembling and screening machine for circuit board patch elements according to claim 1, characterized in that: the screening mechanism comprises an underframe, a screening box is arranged above the underframe, the screening box and the underframe are connected with a vibrating spring, and the middle part of the bottom surface of the screening box is connected with a second motor.
5. The automatic disassembling and screening machine for circuit board patch elements according to claim 4, characterized in that: the screening mechanism also comprises a material receiving funnel arranged on one end of the screening box, and a waste material port is arranged below the other end of the screening box.
6. The automatic disassembling and screening machine for circuit board patch elements according to claim 4, characterized in that: the screening incasement is provided with one-level screen cloth and second grade screen cloth respectively, and the one-level screen cloth is located the top of second grade screen cloth.
7. The automatic disassembling and screening machine for circuit board patch elements according to claim 6, characterized in that: one side of the first-level screen is provided with a circuit board discharge hole.
8. The automatic disassembling and screening machine of circuit board patch elements according to claim 6, characterized in that: and one side of the secondary screen is provided with an electronic element discharge hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222629493.8U CN218462061U (en) | 2022-09-30 | 2022-09-30 | Automatic disassembling and screening machine for circuit board surface mounted components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222629493.8U CN218462061U (en) | 2022-09-30 | 2022-09-30 | Automatic disassembling and screening machine for circuit board surface mounted components |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218462061U true CN218462061U (en) | 2023-02-10 |
Family
ID=85143773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222629493.8U Active CN218462061U (en) | 2022-09-30 | 2022-09-30 | Automatic disassembling and screening machine for circuit board surface mounted components |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218462061U (en) |
-
2022
- 2022-09-30 CN CN202222629493.8U patent/CN218462061U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111558527B (en) | Categorised letter sorting system based on intelligence is made | |
| KR20170105813A (en) | Apparatus for separating and recycling waste electric wires | |
| CN218462061U (en) | Automatic disassembling and screening machine for circuit board surface mounted components | |
| CN109433594A (en) | A kind of handware chip removing device | |
| CN105521983B (en) | Dismounting processing unit for old circuit board | |
| CN201848941U (en) | Large tire recovery production line | |
| CN214975842U (en) | Spherical fruit multistage sorting device | |
| CN212759711U (en) | Fine and close corundum multi-stage screening device | |
| CN106902992A (en) | A kind of energy-efficient sandstone piece-rate system | |
| CN108837939B (en) | Cleaning and lifting device and method for grain conveyor | |
| CN111282792A (en) | Waste battery classification and collection equipment | |
| CN114535250B (en) | Whole resourceful processing system of scraped car | |
| KR101922702B1 (en) | Method and apparatus for manufacturing chip for recycling of flexible circuit board film | |
| CN214917893U (en) | Multi-stage corn kernel sorting device | |
| CN209971205U (en) | Master batch sieving mechanism with cooling effect | |
| CN113843149A (en) | Impurity removal equipment applied to grain processing and working method thereof | |
| CN209379389U (en) | A kind of handware chip removing device | |
| CN219563833U (en) | Plastic classifier | |
| CN107971232A (en) | Grading plant for granular material | |
| CN110749252A (en) | Bullet shot and cartridge case shearing and separating equipment | |
| CN112676155B (en) | Soybean screening and impurity removing device for soybean oil squeezing production | |
| CN114653712A (en) | PCB recovery device and recovery method thereof | |
| CN209866674U (en) | Device for vortex sorting | |
| CN219052053U (en) | Ore sorting structure | |
| CN217393027U (en) | Automatic sieve metal filler quality inspection device of removing substandard product |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231222 Address after: Room 403, No. 2 Hengjiao Xiangyang Street, Shijie Town, Dongguan City, Guangdong Province, 523000 Patentee after: Dongguan Hongda Robot Technology Co.,Ltd. Address before: 523000 No. 4 Lane three, Jiqing street, Heng Jiao Village, Shijie Town, Dongguan, Guangdong. Patentee before: Dongguan Hongda Automation Equipment Technology Co. |