CN207326171U - Ultrasonic microbonding connection device applied to RFID magnetic card copper lines - Google Patents
Ultrasonic microbonding connection device applied to RFID magnetic card copper lines Download PDFInfo
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- CN207326171U CN207326171U CN201720752074.XU CN201720752074U CN207326171U CN 207326171 U CN207326171 U CN 207326171U CN 201720752074 U CN201720752074 U CN 201720752074U CN 207326171 U CN207326171 U CN 207326171U
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- ultrasonic
- magnetic card
- copper lines
- module
- connection device
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Abstract
The utility model discloses a kind of ultrasonic microbonding connection device applied to RFID magnetic card copper lines, it includes base, portal frame, ultrasonic generator, X-axis moving mechanism, Y-axis moving mechanism, Z axis pressue device, heating unit, holding frame, ultrasonic transducer and welding rod；The smart structural design of ultrasonic microbonding connection device provided by the utility model applied to RFID magnetic card copper lines, rationally temperature energy of the magnetic card copper lines in the ultrasonic vibrational energy of ultrasonic generator, the pressure energy of Z axis pressue device and heating unit is combined, and collective effect is in magnetic card copper lines, realize dissolving each other for copper product, form intermetallic compound, so as to produce weld strength, and then realize the welding purpose of magnetic card copper lines, and welding effect is good, it is connected firmly, processing effect, Improving The Quality of Products is effectively ensured；In addition overall structure is simple, and operation is simple, beneficial to wide popularization and application.
Description
Technical field
It the utility model is related to ultrasonic microwelding technical field, and in particular to a kind of applied to RFID magnetic card copper lines
Ultrasonic microbonding connection device.
Background technology
Magnetic card is essential articles for use in people's daily life, such as bank magnetic stripe card, access card, job sheet.In magnetic card
Portion is made of the critical component such as induction chip and its connection copper conductor.At present, with magnetic card past miniaturization, lightweight etc.
Trend development, the interconnection between its internal copper conductor and chip there is many problems and challenge.For example copper wire diameter has been at present
50mm is arrived through small-sized, how the copper conductor of such minute diameter is welded to chip, is the difficulty faced at present in industry.Tradition
Electric iron welding method, be the industrial production that impossible realize mass.Electric resistance welding method is to pass through welding using high current
Interface, the high temperature of generation is to melt two kinds of soldered materials, so as to achieve the purpose that interconnection, this method is bigger in welding
The copper wire of diameter is feasible, but in terms of copper wire microwelding, there is weldering, the problems such as solder joint weldering is rotten.Traditional soldering, pressure
The modes such as power welding, can not also meet the fine welding of this small line footpath copper wire.
Utility model content
For above-mentioned deficiency, the utility model aim is, there is provided a kind of smart structural design, rationally, can realize magnetic card
Small line footpath copper wire welding, and the ultrasonic microbonding connection device applied to RFID magnetic card copper lines that welding effect is good.
To achieve the above object, technical solution provided by the utility model is：One kind is applied to RFID magnetic card metallic coppers
The ultrasonic microbonding connection device of line, it includes base, portal frame, ultrasonic generator, X-axis moving mechanism, Y-axis moving mechanism, Z axis add
Pressure device, heating unit, holding frame, ultrasonic transducer and welding rod, the heating unit are arranged on base by X-axis moving mechanism
Centre position, two vertical end feets of the portal frame are arranged on the both sides of base, and Y-axis moving mechanism is arranged on the horizontal stroke of portal frame
Liang Shang, the Z axis pressue device are arranged on Y-axis moving mechanism by pinboard, and holding frame is arranged on switching by line slideway
On plate, and moved up and down by the driving of Z axis pressue device, the ultrasonic transducer is arranged on holding frame, and is surpassed with described
Acoustic generator is connected；The welding rod is fixed on ultrasonic transducer, and towards the heating unit.
The ultrasonic generator is the hardware circuit and software for driving ultrasonic transducer, can produce certain power and frequency
The sine voltage and current signal of rate, and power and frequency are all linear adjustable with setting.
One kind as the utility model is improved, and the output mechanical vibration amplitude of the ultrasonic transducer is 0~10mm, should
The installation site of ultrasonic transducer is 0 node.Influence of the external interference to ultrasonic energy transmission is inhibited to greatest extent.
One kind as the utility model is improved, and the ultrasonic transducer includes ultrasonic transformer, piezoelectric ceramics and pretension screw
Component, the front end of ultrasonic transformer are equipped with electrode socket, and the tool heads are inserted into electrode socket, and the tail end of the ultrasonic transformer is radially
An installation section ring is convexed to form, which is the installation site；The piezoelectric ceramics is set by pretension screw assembly
Put the breech face in ultrasonic transformer.
One kind as the utility model is improved, and the Z axis pressue device is that can produce the sound that pressure value is 0~100gf
Linear motor is enclosed, its pressure applied is linear adjustable.
One kind as the utility model is improved, and the holding frame includes set fishplate bar, fixed seat and mounting ring, fixed seat and leads to
Cross slide to be movably arranged on line slideway, the upper surface for covering fishplate bar and being screwed in fixed seat, on the set fishplate bar
Equipped with the socket beam barrel being adapted with the Z axis pressue device, the mounting ring is socketed on installation section ring, and in the mounting ring
Equipped with for being fixed on the mounting blocks on the lower surface of fixed seat.
One kind as the utility model is improved, and a side position of corresponding mounting blocks is equipped with positioning camera in fixed seat.
One kind as the utility model is improved, and the ultrasonic generator includes one-chip computer module, DDS signal generation moulds
Block, power amplifier module, impedance matching module, signal acquisition and controlling module and circuit protection module；The DDS signal generations
Module, power amplifier module, impedance matching module and ultrasonic transducer, which are sequentially connected, to be connect, the ultrasonic transducer and signal acquisition with
Control module is connected, the one-chip computer module respectively with DDS signal generations module, circuit protection module and signal acquisition and control
Molding block is connected.
One kind as the utility model is improved, and the heating unit includes plate placement, is arranged on plate placement bottom surface
Heating rod and be connected with the heating rod, and heating rod can be controlled to generate heat to 250~350 DEG C of thermostat.
The beneficial effects of the utility model are：It is provided by the utility model to be applied to the ultrasonic micro- of RFID magnetic card copper lines
The smart structural design of welder, rationally by ultrasonic vibrational energy of the magnetic card copper lines in ultrasonic generator, Z axis pressurization dress
The pressure energy and the temperature energy of heating unit put are combined, and collective effect is in magnetic card copper lines, so as to fulfill copper
Material dissolves each other, and intermetallic compound is formed, so as to produce weld strength；Overall structure is simple, and operation is simple, welding effect
It is good, ensure processing effect, Improving The Quality of Products, beneficial to wide popularization and application.
Below in conjunction with the accompanying drawings with embodiment, the utility model is further illustrated.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model.
Fig. 2 is the structure diagram of Z axis pressue device in the utility model.
Fig. 3 is the structure diagram of ultrasonic transducer in the utility model.
Embodiment
Referring to Fig. 1, Fig. 2 and Fig. 3, a kind of ultrasonic microwelding applied to RFID magnetic card copper lines provided in this embodiment
Device, it include base 1, portal frame 2, ultrasonic generator, X-axis moving mechanism 3, Y-axis moving mechanism 4, Z axis pressue device 5, plus
Thermal 6, holding frame 7, ultrasonic transducer 8 and welding rod 9, the heating unit 6 are arranged on base 1 by X-axis moving mechanism 3
Centre position, two vertical end feets of the portal frame 2 are arranged on the both sides of base 1, and Y-axis moving mechanism 4 is arranged on portal frame 2
On crossbeam, the Z axis pressue device 5 is arranged on Y-axis moving mechanism 4 by pinboard 10, and holding frame 7 is set by line slideway
Being moved up and down on pinboard 10, and by the driving of Z axis pressue device 5, the ultrasonic transducer 8 is arranged on holding frame 7,
And it is connected with the ultrasonic generator；The welding rod 9 is fixed on ultrasonic transducer 8, and towards the heating unit 6.
The ultrasonic generator is the hardware circuit and software for driving ultrasonic transducer 8, can produce certain power with
The sine voltage and current signal of frequency.Specifically, the ultrasonic generator includes one-chip computer module, DDS signal generation moulds
Block, power amplifier module, impedance matching module, signal acquisition and controlling module and circuit protection module；The DDS signal generations
Module, power amplifier module, impedance matching module and ultrasonic transducer 8 are sequentially connected and connect, the ultrasonic transducer 8 and signal acquisition
Be connected with control module, the one-chip computer module respectively with DDS signal generations module, circuit protection module and signal acquisition with
Control module is connected.
The ultrasonic generator is the hardware circuit and software for driving ultrasonic transducer 8, can produce certain power with
The sine voltage and current signal of frequency, and power and frequency are all linear adjustable with setting.
Preferably, the output mechanical vibration amplitude of the ultrasonic transducer 8 is 0~10mm, the installation of the ultrasonic transducer 8
Position is 0 node.Influence of the external interference to ultrasonic energy transmission is inhibited to greatest extent.
The Z axis pressue device 5 is can produce the voice coil motor that pressure value is 0~100gf, its pressure applied
It is linear adjustable.
Specifically, the ultrasonic transducer 8 includes ultrasonic transformer 81, piezoelectric ceramics 82 and pretension screw assembly 83, ultrasonic transformer
81 front end is equipped with electrode socket 84, and the tool heads are inserted into electrode socket 84, the tail end radial convex of the ultrasonic transformer 81
Rise and form an installation section ring 811, which is the installation site；The piezoelectric ceramics 82 passes through pretension screw
Component 83 is arranged on the breech face of ultrasonic transformer 81.
The holding frame 7 includes set fishplate bar 71, fixed seat 72 and mounting ring 73, fixed seat 72 and is movably arranged on by slide
On line slideway, the set fishplate bar 71 is screwed in the upper surface of fixed seat 72, which is equipped with and the Z
The socket beam barrel that axis pressue device 5 is adapted, the mounting ring 73 is socketed on installation section ring 811, and is set in the mounting ring 73
There are the mounting blocks 74 for being fixed on the lower surface of fixed seat 72.One side position of corresponding mounting blocks 74 is in fixed seat 72
It is equipped with positioning camera.During work, solder joint is identified by positioning camera, is changed by coordinate, by final distance and directional information
Pass to control system.
The heating unit 6 includes plate placement, is arranged on the heating rod of plate placement bottom surface and is connected with the heating rod
Connect, and heating rod can be controlled to generate heat to 250~350 DEG C of thermostat.
During welding,（1）Magnetic card copper lines and chip will be needed to be placed in the lump on heating unit 6, and make magnetic card metallic copper
The connection end of line is located exactly at the needing on welding position of chip；（2）Welding position is needed to sit chip by positioning camera
Mark analysis, is then engaged by X-axis moving mechanism 3 and Y-axis moving mechanism 4, welding rod 9 is moved to the welding position that needs of chip
Surface；（3）Z axis pressue device 5 drives 9 downlink of welding rod and top pressure is on the connection end of magnetic card copper lines, makes the connection
Termination is close to the needing on welding position of chip；（4）Ultrasonic generator drive welding rod 9 makees the vibration of 55-70kHz frequencies, at the same time
Open heating unit 6, magnetic card copper lines the ultrasonic vibrational energy of ultrasonic generator, the pressure energy of Z axis pressue device 5 and
Under the temperature energy collective effect of heating unit 6, dissolving each other for copper product is realized, intermetallic compound is formed, so as to produce welding
Intensity, and then realize and the connection end of magnetic card copper lines is welded on the needing on welding position of chip, and welding effect is good, even
Connect firmly, processing effect, Improving The Quality of Products is effectively ensured.
According to the disclosure and teachings of the above specification, the utility model those skilled in the art can also be to above-mentioned reality
Apply mode make a change and modification.Therefore, the utility model is not limited to embodiment disclosed and described above, right
Some modifications and changes of the utility model should also be as falling into the scope of the claims of the utility model.In addition, to the greatest extent
Some specific terms have been used in pipe this specification, but these terms are merely for convenience of description, not to the utility model
Any restrictions are formed, as described in the utility model above-described embodiment, using other welderings obtained from same or similar structure
Connection device, in scope of protection of the utility model.
Claims (8)
- A kind of 1. ultrasonic microbonding connection device applied to RFID magnetic card copper lines, it is characterised in that：It includes base, gantry Frame, ultrasonic generator, X-axis moving mechanism, Y-axis moving mechanism, Z axis pressue device, heating unit, holding frame, ultrasonic transducer And welding rod, the heating unit are arranged on the centre position of base, two vertical end feets of the portal frame by X-axis moving mechanism The both sides of base are arranged on, Y-axis moving mechanism is arranged on the crossbeam of portal frame, and the Z axis pressue device is set by pinboard Put and be arranged in Y-axis moving mechanism, holding frame by line slideway on pinboard, and made up and down by the driving of Z axis pressue device Action, the ultrasonic transducer is arranged on holding frame, and is connected with the ultrasonic generator；The welding rod is fixed on ultrasound On transducer, and towards the heating unit.
- 2. the ultrasonic microbonding connection device according to claim 1 applied to RFID magnetic card copper lines, it is characterised in that institute The output mechanical vibration amplitude for stating ultrasonic transducer is 0~10mm, and the installation site of the ultrasonic transducer is 0 node.
- 3. the ultrasonic microbonding connection device according to claim 2 applied to RFID magnetic card copper lines, it is characterised in that institute Stating ultrasonic transducer includes ultrasonic transformer, piezoelectric ceramics and pretension screw assembly, and the front end of ultrasonic transformer is equipped with electrode socket, instrument Head insertion electrode socket, the tail end radial protrusion of the ultrasonic transformer form an installation section ring, which is the peace Holding position；The piezoelectric ceramics is arranged on the breech face of ultrasonic transformer by pretension screw assembly.
- 4. the ultrasonic microbonding connection device according to claim 2 applied to RFID magnetic card copper lines, it is characterised in that institute It is that can produce the voice coil motor that pressure value is 0~100gf to state Z axis pressue device.
- 5. the ultrasonic microbonding connection device according to claim 3 applied to RFID magnetic card copper lines, it is characterised in that institute State holding frame to be movably arranged on line slideway by slide including set fishplate bar, fixed seat and mounting ring, fixed seat, the socket Plate is screwed in the upper surface of fixed seat, which is equipped with the socked shaft being adapted with the Z axis pressue device Cylinder, the mounting ring are socketed on installation section ring, and the mounting ring is equipped with and is used for being fixed on the lower surface of fixed seat Mounting blocks.
- 6. the ultrasonic microbonding connection device according to claim 5 applied to RFID magnetic card copper lines, it is characterised in that right A side position of mounting blocks is answered to be equipped with positioning camera in fixed seat.
- 7. the ultrasonic microbonding connection device according to claim 1 applied to RFID magnetic card copper lines, it is characterised in that institute Stating ultrasonic generator includes one-chip computer module, DDS signal generations module, power amplifier module, impedance matching module, signal acquisition With control module and circuit protection module；DDS signal generations module, power amplifier module, impedance matching module and the ultrasound Transducer, which is sequentially connected, to be connect, which is connected with signal acquisition and controlling module, the one-chip computer module respectively with DDS signal generations module, circuit protection module are connected with signal acquisition and controlling module.
- 8. the ultrasonic microbonding connection device according to claim 1 applied to RFID magnetic card copper lines, it is characterised in that institute Stating heating unit includes plate placement, is arranged on the heating rod of plate placement bottom surface and is connected with the heating rod, and can control Heating rod generates heat to 250~350 DEG C of thermostat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720752074.XU CN207326171U (en) | 2017-06-27 | 2017-06-27 | Ultrasonic microbonding connection device applied to RFID magnetic card copper lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720752074.XU CN207326171U (en) | 2017-06-27 | 2017-06-27 | Ultrasonic microbonding connection device applied to RFID magnetic card copper lines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207326171U true CN207326171U (en) | 2018-05-08 |
Family
ID=62426789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720752074.XU Expired - Fee Related CN207326171U (en) | 2017-06-27 | 2017-06-27 | Ultrasonic microbonding connection device applied to RFID magnetic card copper lines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207326171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107138846A (en) * | 2017-06-27 | 2017-09-08 | 哈尔滨工业大学深圳研究生院 | Ultrasonic micro-bonding method and its device applied to RFID magnetic card copper lines |
-
2017
- 2017-06-27 CN CN201720752074.XU patent/CN207326171U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107138846A (en) * | 2017-06-27 | 2017-09-08 | 哈尔滨工业大学深圳研究生院 | Ultrasonic micro-bonding method and its device applied to RFID magnetic card copper lines |
| CN107138846B (en) * | 2017-06-27 | 2022-12-06 | 哈尔滨工业大学深圳研究生院 | Ultrasonic micro-welding method and device applied to RFID magnetic card metal copper wire |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20180627 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |