CN208853888U - A kind of bonding machine with soldering iron welding and HFI welding mode - Google Patents
A kind of bonding machine with soldering iron welding and HFI welding mode Download PDFInfo
- Publication number
- CN208853888U CN208853888U CN201821344254.5U CN201821344254U CN208853888U CN 208853888 U CN208853888 U CN 208853888U CN 201821344254 U CN201821344254 U CN 201821344254U CN 208853888 U CN208853888 U CN 208853888U
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- Prior art keywords
- welding
- soldering iron
- frequency induction
- hfi
- guide rail
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Links
- 238000003466 welding Methods 0.000 title claims abstract description 200
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 136
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 69
- 238000005476 soldering Methods 0.000 title claims abstract description 57
- 230000007246 mechanism Effects 0.000 claims abstract description 73
- 230000006698 induction Effects 0.000 claims abstract description 52
- 238000011897 real-time detection Methods 0.000 claims abstract description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 44
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 16
- 229910052802 copper Inorganic materials 0.000 claims description 16
- 239000010949 copper Substances 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 7
- 229910000679 solder Inorganic materials 0.000 abstract description 7
- 229910052718 tin Inorganic materials 0.000 description 35
- 230000006872 improvement Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 241000239290 Araneae Species 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 229910001128 Sn alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000004861 thermometry Methods 0.000 description 1
- -1 welding head 231 Chemical compound 0.000 description 1
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- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
A kind of bonding machine with soldering iron welding and HFI welding mode, including soldering iron welding mechanism, high-frequency induction welding machine structure, infrared thermometer, straight line slide unit mould group and PLC controller；Temperature at the infrared thermometer real-time detection Product jointing；Straight line slide unit mould group includes linear mould group, servo motor and guide rail mechanism；The PLC controller and soldering iron welding mechanism, high-frequency induction welding machine structure, infrared thermometer, guide rail mechanism and servo motor connect, PLC controller moves soldering iron welding mechanism and high-frequency induction welding machine structure in different directions by control guide rail mechanism and servo motor, and is operated by the welding that control soldering iron welding mechanism and high-frequency induction welding machine structure synchronize.The utility model can be welded simultaneously for the electronic product with soldering iron welding and HFI welding two ways, and weld interval is short, and solder joint is uniform, has saved cost of labor, improves welding efficiency and yields.
Description
Technical field
The utility model relates to bonding machine technical fields, especially a kind of to have soldering iron welding and HFI welding mode
Bonding machine.
Background technique
With the development of digitlization, automation, computer and mechanical designing technique and the height weight of welding quality
Depending on automatic welding has evolved into a kind of advanced manufacturing technology, and automatic welding device is played in the application of each industry
Act on increasing, application range is expanding rapidly.In modern industrial production, the mechanization of welding production process and automatic
Change is the inexorable trend of welding mechanism process industry modernization development.
Welding between core wire and electronic product mainly uses soldering technology.Soldering technology uses the tin alloy based on tin
Material makees solder, at a certain temperature melts soldering tin, attracts each other, spreads, combines between metal weldment and tin atom, forms leaching
The binder course of profit, soldering appliance are mainly electric iron.Another welding technique-HFI welding, is just obtaining increasingly extensive
Application and attention, especially in the automated production of small electronic component.HFI welding is to utilize high-frequency current
Generated kelvin effect and neighborhood effect, the new welding process that steel plate and the docking of other metal materials are got up, principle
It is that the brazed portion of part is placed in alternating magnetic field, the heating of this part base material is the sense generated in alternating magnetic field by it
The resistance heat of electric current is answered to realize.Frequency is higher, and electric current penetration depth is smaller, although heating surface layer rapidly, heating
Thickness is thinner, the inside of part can only Pictest surface layer internally thermally conductive heat.Suppression of High-frequency Welding Devices is usually by high frequency
What bonding machine and welded tube forming machine formed.
However currently, for some products small-sized, welding density requirements are high, welding procedure rests on always manual welding
It connects, such as: HDMI, line-end connector, pcb board, (mini micro) USB3.0 etc..It is often deposited simultaneously in these electronic products
In a variety of different welding manners, it is common practice to it is completed in batches by more manual operations using different soldering appliances, this
It is excessively high that sample will lead to cost of labor, complicated for operation, inefficiency, and cannot be guaranteed the quality of welding.
Utility model content
In view of the foregoing drawbacks, the utility model intends to solve the technical problem by providing one kind to have soldering iron welding and high frequency sense
The bonding machine of welding manner is answered, has weld interval short, the uniform feature of solder joint, and can be simultaneously for soldering iron welding and height
The electronic product of frequency induction welding two ways is welded, and has been saved cost of labor, has been improved welding efficiency.
In order to solve the above technical problems, the technical solution of the utility model are as follows: one kind has soldering iron welding and high-frequency induction
The bonding machine of welding manner, comprising:
Soldering iron welding mechanism, the soldering iron welding mechanism include welding stage, electric iron and the first tin feeding tube, the PLC control
Device connects the welding stage, and the welding stage connects the electric iron, and the electric iron can be powered after preheating, melt at high operating temperatures
Change by first tin feeding tube transmit come solder；
High-frequency induction welding machine structure, the high-frequency induction welding machine structure include welding head, induction welding copper pipe and the second tin feeding tube,
The PLC controller connects the welding head, and the welding head connects the induction welding copper pipe, and the induction welding copper pipe setting exists
Welding head front end, the front end of the induction welding copper pipe are a heating ring；
Infrared thermometer, high-frequency induction welding machine structure corresponding product weld described in the infrared thermometer real-time detection
Temperature；
Straight line slide unit mould group, including linear mould group, servo motor and at least three guide rail mechanisms, the servo motor and institute
Linear mould group connection is stated, the guide rail mechanism is separately positioned on the soldering iron welding mechanism and the high-frequency induction welding machine structure
On；
The PLC controller and the soldering iron welding mechanism, high-frequency induction welding machine structure, infrared thermometer, guide rail machine
Structure is connected with servo motor, and the PLC controller welds the soldering iron by controlling the guide rail mechanism and the servo motor
Connection mechanism and the high-frequency induction welding machine structure are moved in different directions, and by controlling the soldering iron welding mechanism and institute
State the welding operation that high-frequency induction welding machine structure synchronizes.
As further improvement to above-mentioned technical proposal, first tin feeding tube and second tin feeding tube are separately connected
There is broken tin to send tinware, the broken tin send tinware to be transmitted separately to tin silk by first tin feeding tube and second tin feeding tube
The position of the electric iron and induction welding copper pipe.
As further improvement to above-mentioned technical proposal, the high-frequency induction welding machine structure includes heat gun host and heat
Air pressure gun head, the hot wind pipette tips are connect with the heat gun host, hot wind pipette tips pre-add hot product before welding.
As further improvement to above-mentioned technical proposal, the linear mould group includes the sliding block being disposed there above, institute
It states sliding block described in Serve Motor Control and does reciprocal linear motion, the sliding block is equipped with bottom plate, the soldering iron welding mechanism, institute
It states high-frequency induction welding machine structure and the infrared thermometer is separately positioned on the bottom plate.
As further improvement to above-mentioned technical proposal, including product orientation platform, set on the product orientation platform
There is positioning datum block.
As further improvement to above-mentioned technical proposal, the PLC controller is equipped with touch screen and control switch.
As further improvement to above-mentioned technical proposal, the quantity of second tin feeding tube is two, respectively from two
Opposite direction carries out two spot weldings.
Compared with prior art, the utility model controls the movement and positioning of each mechanism by PLC controller, compatible
Property it is strong, can be welded simultaneously with soldering iron welding and the electronic product of HFI welding two ways, weld interval
Short, solder joint is uniform, has saved cost of labor, improves welding efficiency and yields；Using high-precision normal linearity mould group and
Infrared radiation thermometer, the accuracy of enhancing positioning and welding.
Detailed description of the invention
Fig. 1 is a kind of structural representation of the bonding machine with soldering iron welding and HFI welding mode of the utility model
Figure；
Fig. 2 is a kind of machine frame inside of the bonding machine with soldering iron welding and HFI welding mode of the utility model
Structural schematic diagram；
Fig. 3 is a kind of soldering iron bonding machine of the bonding machine with soldering iron welding and HFI welding mode of the utility model
The structural schematic diagram of structure；
Fig. 4 is a kind of high frequency induction welding of the bonding machine with soldering iron welding and HFI welding mode of the utility model
The structural schematic diagram of connection mechanism；
Fig. 5 is a kind of hot wind pipette tips of the bonding machine with soldering iron welding and HFI welding mode of the utility model
Structural schematic diagram.
In figure: 1 upper spider；2 lower bearing brackets；21 product orientation platforms；22 soldering iron welding mechanisms；23 high-frequency induction welding machines
Structure；24 infrared thermometers；25 straight line slide unit mould groups；26PLC controller；27 broken tin send tinware；28 first fixed frames；29
Two fixed frames；221 welding stages；222 electric iron；223 first tin feeding tubes；231 welding heads；232 induction welding copper pipes；233 second send tin
Pipe；234 heat gun hosts；235 hot wind pipette tips；236 hot wind pipette tips mounting bases；251 linear mould groups；252 servo motors；253X
Spindle guide rail mechanism；254Y spindle guide rail mechanism；255Z spindle guide rail mechanism；256 the 4th guide rail mechanisms；257 the 5th guide rail mechanisms；
2511 linear guides；2512 sliding blocks；2513 bottom plates；2531X axis rail；2532 first slide units；2533 first cylinders；2541Y axis
Guide rail；2542 second slide units；2543 second cylinders；2551Z axis rail；2552 third slide units；2553 third cylinders；2561
Four guide rails；2562 the 4th slide units；2563 the 4th cylinders；2571 the 5th guide rails；2572 the 5th slide units；2573 the 5th cylinders.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to this is practical
Novel and its application or any restrictions used.It should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig. 1 to Fig. 3, this has the bonding machine of soldering iron welding and HFI welding mode, comprising: upper spider 1, under
Product orientation platform 21 on lower bearing bracket 2, soldering iron welding mechanism 22, high-frequency induction welding machine structure 23, infrared is arranged in rack 2
Line temperature measurer 24 and straight line slide unit mould group 25, and the PLC controller 26 being arranged on upper spider 1.Upper spider 1 is mounted on lower machine
On frame 2, product orientation platform 21 is equipped with positioning datum block 211, fixes convenient for the contraposition and position of welding product.
PLC controller 26 is equipped with touch screen 261 and control switch 262, and welding can be preset on PLC controller 26
Tin amount, welding product number and relevant parameter, weld different model product convenient for control welding mechanism.
Referring to Fig. 1 and Fig. 3, soldering iron welding mechanism 22 includes welding stage 221, electric iron 222 and the first tin feeding tube 223, welding stage
221 are arranged on upper spider 1, and PLC controller 26 connects welding stage 221, and welding stage 221 connects electric iron 222, and electric iron 222 can lead to
After electricity preheating, melt the solder come by the transmission of the first tin feeding tube 223 at high operating temperatures, in the present embodiment, soldering iron is welded
Mechanism 22 is that core wire and pcb board are carried out single-point welding.
Referring to fig. 2 and Fig. 4, high-frequency induction welding machine structure 23 send tin including welding head 231, induction welding copper pipe 232 and second
Pipe 233, PLC controller 26 connect welding head 231, and welding head 231 connects induction welding copper pipe 232, and induction welding copper pipe 232 is arranged
In 231 front end of welding head, the front end of induction welding copper pipe 232 is a heating ring；First tin feeding tube 223 and the second tin feeding tube 233 are divided
It is not connected with brokenly tin and send tinware 27, broken tin send tinware 27 to pass tin silk respectively by the first tin feeding tube 223 and the second tin feeding tube 233
The position of electric iron 222 and induction welding copper pipe 232 is transported to, the second tin feeding tube 233 is arranged on the first fixed frame 28, electric iron
222 and first tin feeding tube 223 be arranged on the second fixed frame 29, in the present embodiment, high-frequency induction welding machine structure 23 is externally to lead
The connection of body shielded layer is welded, wherein the quantity of the second tin feeding tube 233 is two, respectively from two opposite directions pair
Outer conductor shielded layer carries out two spot weldings.
High-frequency induction welding machine structure 23 further includes heat gun host 234 and hot wind pipette tips 235, hot wind pipette tips 235 and hot wind
Rifle host 234 connects, and hot wind pipette tips 235 are arranged on the first fixed frame 28 by hot wind pipette tips mounting base 236, in welding
Before, hot wind pipette tips 235 preheat product to be welded using the hot wind that the rifle core of heating resistance wire is blown out.
Infrared thermometer 24 is arranged on the first fixed frame 28, and infrared thermometer 24 can real-time detection product outer conductor
The temperature of shielded layer weld, PLC controller 26 are connect with infrared thermometer 24, the real-time temperature of receiving infrared-ray temperature measurer 24
Angle value feedbacks and controls the welding of high-frequency induction welding machine structure 23.
Referring to fig. 2 to Fig. 5, straight line slide unit mould group 25 includes linear mould group 251, servo motor 252, X-axis guide rail mechanism
253, Y-axis guide rail mechanism 254, Z axis guide rail mechanism 255, the 4th guide rail mechanism 256 and the 5th guide rail mechanism 257, servo motor
252 and linear mould group 251 connection；PLC controller 26 respectively with X-axis guide rail mechanism 253, Y-axis guide rail mechanism 254, Z axis guide rail
Mechanism 255, the 4th guide rail mechanism 256, the 5th guide rail mechanism 257 and servo motor 252 connect, by controlling X-axis guide rail mechanism
253, Y-axis guide rail mechanism 254, Z axis guide rail mechanism 255, the 4th guide rail mechanism 256, the 5th guide rail mechanism 257 and servo motor
252 move the soldering iron welding mechanism 22 and the high-frequency induction welding machine structure 23 in different directions, and pass through control
The welding operation that the soldering iron welding mechanism 22 and the high-frequency induction welding machine structure 23 synchronize.
The cunning that linear 251 side of mould group is equipped with linear guide 2511 in parallel and is arranged in above linear mould group 251
Block 2512, servo motor 252 control sliding block 2512 and do reciprocal linear motion, and sliding block 2512 is equipped with bottom plate 2513, bottom plate
2513 other ends are arranged in linear guide 2511, soldering iron welding mechanism 22, high-frequency induction welding machine structure 23 and infrared thermometry
Instrument 24 is separately positioned on bottom plate 2513, makes soldering iron welding mechanism 22, high-frequency induction welding machine structure 23 and infrared thermometer 24
It can be moved along linear guide 2511.
X-axis guide rail mechanism 253 is set in the bottom of welding head 231, X-axis guide rail mechanism 253 includes X-axis guide rail 2531, the
One slide unit 2532 and the first cylinder 2533 connecting with welding head 231, make welding head 231 that can move linearly along the direction of X-axis；
Y-axis guide rail mechanism 254 is set in the bottom of the first fixed frame 28, Y-axis guide rail mechanism 254 includes Y-axis guide rail 2541, the second slide unit
2542 and the second cylinder 2543 for being connect with the first fixed frame 28, make the first fixed frame 28 that can move linearly along the direction of Y-axis；?
Z axis guide rail mechanism 255 is arranged in the side of electric iron 222, and Z axis guide rail mechanism 255 includes Z axis guide rail 2551, third slide unit 2552
With the third cylinder 2553 connecting with electric iron 222, make electric iron 222 that can vertically move linearly along the direction of Z axis；?
The 4th guide rail mechanism 256 is arranged in the side of second tin feeding tube 233, and the 4th guide rail mechanism 256 includes the 4th guide rail the 2561, the 4th
Slide unit 2562 and the 4th cylinder 2563 connecting with the second tin feeding tube 233, the 4th guide rail 2561 are in that certain inclined angle makes the
Two tin feeding tubes 233 can send out solder on inclined surface；Hot wind pipette tips 235 side be arranged the 5th guide rail mechanism 257, the 5th
Guide rail mechanism 257 includes the 5th guide rail 2571, the 5th slide unit 2572 and the 5th cylinder 2573 connecting with hot wind pipette tips 235, the
Five guide rails 2571 move hot wind pipette tips 235 in the horizontal plane in level angle, thus close and separate welding product.
The operating process of the utility model are as follows: firstly, setting welding tin amount, welding product in PLC controller 26
Number and relevant parameter；Second, product to be welded is face-up placed on product orientation platform 21, with positioning datum block
211 alignments, press starting control switch, successively carry out automatic welding to the positive welding position of product, automatic welding includes core
Wire bonding is synchronous with outer conductor welding to be carried out, wherein PLC controller 26 controls linear mould group 251 and each mechanism is moved to welding
On position, it is fixed that the mechanism in soldering iron welding mechanism 22 and high-frequency induction welding machine structure 23 is then adjusted by straight line slide unit mould group 25
Position, after pre-add is heat-treated, synchronizes welding；Third removes product, and product reverse side to be welded is placed in product upward
On locating platform 21, be aligned with positioning datum block 211, press starting control switch again, to the welding position of product reverse side according to
Secondary carry out automatic welding, automatic welding, which includes that core wire welding is synchronous with outer conductor welding, to carry out；Finally, the welding of entire product is complete
At carrying out the circulation of next product.
Above are merely preferred embodiments of the utility model, it is noted that above-mentioned preferred embodiment should not regard
For limitations of the present invention, the protection scope of the utility model should be defined by the scope defined by the claims..For
For those skilled in the art, without departing from the spirit and scope of the utility model, it can also make several
Improvements and modifications, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of bonding machine with soldering iron welding and HFI welding mode characterized by comprising
Soldering iron welding mechanism and high-frequency induction welding machine structure；
Infrared thermometer, the temperature of high-frequency induction welding machine structure corresponding product weld described in the infrared thermometer real-time detection
Degree；
Straight line slide unit mould group, including linear mould group, servo motor and guide rail mechanism, the servo motor and the linear mould group connect
It connects, the guide rail mechanism is separately positioned on the soldering iron welding mechanism and the high-frequency induction welding machine structure；
PLC controller, the PLC controller and the soldering iron welding mechanism, high-frequency induction welding machine structure, infrared thermometer,
Guide rail mechanism is connected with servo motor, and the PLC controller is made described by the control guide rail mechanism and the servo motor
Soldering iron welding mechanism and the high-frequency induction welding machine structure are moved in different directions, and by controlling the soldering iron bonding machine
The welding operation that structure and the high-frequency induction welding machine structure synchronize.
2. a kind of bonding machine with soldering iron welding and HFI welding mode according to claim 1, feature exist
In the soldering iron welding mechanism includes welding stage, electric iron and the first tin feeding tube, and the welding stage connects the electric iron, the height
Frequency induction welding mechanism includes welding head, induction welding copper pipe and the second tin feeding tube, and the welding head connects the induction welding copper pipe；
The PLC controller is separately connected the welding stage and the welding head.
3. a kind of bonding machine with soldering iron welding and HFI welding mode according to claim 2, feature exist
In in welding head front end, the front end of the induction welding copper pipe is a heating ring for the induction welding copper pipe setting.
4. a kind of bonding machine with soldering iron welding and HFI welding mode according to claim 2, feature exist
In first tin feeding tube and second tin feeding tube are connected separately with brokenly tin and send tinware, and the broken tin send tinware by Xi Sitong
It crosses first tin feeding tube and second tin feeding tube is transmitted separately to the position of the electric iron and the induction welding copper pipe.
5. a kind of bonding machine with soldering iron welding and HFI welding mode according to claim 2, feature exist
In, the high-frequency induction welding machine structure include heat gun host and hot wind pipette tips, the hot wind pipette tips and the heat gun host
Connection, hot wind pipette tips pre-add hot product before welding.
6. a kind of bonding machine with soldering iron welding and HFI welding mode according to claim 1, feature exist
In the linear mould group includes the sliding block being disposed there above, and sliding block described in the Serve Motor Control does reciprocal straight line fortune
Dynamic, the sliding block is equipped with bottom plate, the soldering iron welding mechanism, the high-frequency induction welding machine structure and the infrared thermometer
It is separately positioned on the bottom plate.
7. a kind of bonding machine with soldering iron welding and HFI welding mode according to claim 1, feature exist
In, including product orientation platform, the product orientation platform is equipped with positioning datum block.
8. a kind of bonding machine with soldering iron welding and HFI welding mode according to claim 1, feature exist
In the PLC controller is equipped with touch screen and control switch.
9. a kind of bonding machine with soldering iron welding and HFI welding mode according to claim 2, feature exist
In the quantity of second tin feeding tube is two, carries out two spot weldings from two opposite directions respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821344254.5U CN208853888U (en) | 2018-08-20 | 2018-08-20 | A kind of bonding machine with soldering iron welding and HFI welding mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821344254.5U CN208853888U (en) | 2018-08-20 | 2018-08-20 | A kind of bonding machine with soldering iron welding and HFI welding mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208853888U true CN208853888U (en) | 2019-05-14 |
Family
ID=66415196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821344254.5U Expired - Fee Related CN208853888U (en) | 2018-08-20 | 2018-08-20 | A kind of bonding machine with soldering iron welding and HFI welding mode |
Country Status (1)
| Country | Link |
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| CN (1) | CN208853888U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110948101A (en) * | 2019-12-25 | 2020-04-03 | 常州机电职业技术学院 | Automatic twist drill welding machine with hard alloy tool bit |
| CN116673560A (en) * | 2023-06-21 | 2023-09-01 | 天宝精密科技(惠州市)有限公司 | Contactless high-frequency welding equipment |
-
2018
- 2018-08-20 CN CN201821344254.5U patent/CN208853888U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110948101A (en) * | 2019-12-25 | 2020-04-03 | 常州机电职业技术学院 | Automatic twist drill welding machine with hard alloy tool bit |
| CN116673560A (en) * | 2023-06-21 | 2023-09-01 | 天宝精密科技(惠州市)有限公司 | Contactless high-frequency welding equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 |
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| CF01 | Termination of patent right due to non-payment of annual fee |