CN106384699A - Method for manufacturing fuses by using LDS technology - Google Patents
Method for manufacturing fuses by using LDS technology Download PDFInfo
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- CN106384699A CN106384699A CN201611041458.7A CN201611041458A CN106384699A CN 106384699 A CN106384699 A CN 106384699A CN 201611041458 A CN201611041458 A CN 201611041458A CN 106384699 A CN106384699 A CN 106384699A
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- Prior art keywords
- fuse
- lds
- base material
- electrode
- conductive region
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H69/00—Apparatus or processes for the manufacture of emergency protective devices
- H01H69/02—Manufacture of fuses
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
- H01H85/046—Fuses formed as printed circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H69/00—Apparatus or processes for the manufacture of emergency protective devices
- H01H69/02—Manufacture of fuses
- H01H2069/025—Manufacture of fuses using lasers
Abstract
The invention discloses a method for manufacturing fuses by using LDS technology. The method includes the steps of providing an LDS substrate, conducting laser activation for the LDS substrate by LDS technology to activate a conductive region; metalizing the conductive region, and forming a fuse wire and electrodes of a fuse. LDS technology is used to make fuses on LDS substrates which are diverse in shape. The shapes of the fuses made by the LDS technology are flexible and diversified and are easy to adjust. Design and realization of the fuse shapes are more flexible. Fuses made by the LDS technology are easy to shape and low in cost. The resistance of the fuses can be accurately controlled, so that the fusing current of the fuses is more accurate. Each fuse is covered with a fuse insulation layer, and arc extinguishing material is added to the insulation layer to further enhance the fuse breaking capacity.
Description
Technical field
The present invention relates to fuse field, more particularly, to a kind of easily fabricated use, low cost and profit applied widely
Insurance wire production method with LDS technology.
Background technology
Fuse is mainly made up of three parts:One is fuse segment, and it is the core of fuse, plays cut-out during fusing
The effect of electric current, same class, the fuse of same specification fuse, material is identical, physical dimension is identical, resistance value as far as possible
Little and will consistent it is most important that operating chacteristics is consistent, family expenses fuse is commonly used lead-antimony alloy and is made;Two is electrode portion
Point, generally there are two, it is the vitals that fuse is coupled with circuit, it must have good electric conductivity, should not produce substantially
Installation contact resistance;Three is holder part, and the fuse of fuse is typically all delicate, and the effect of support exactly will be melted
Silk is fixing simultaneously to make three parts become rigid entirety, is easily installed, uses, it must have good mechanical strength, insulating properties,
Heat resistance and anti-flammability, should not produce the phenomenons such as fracture, deformation, burning and short circuit in use.
Existing common fuse structure, is mostly to be made with glass tube encapsulation, the both sides of glass tube are provided with metal-back,
The inside of two metal-backs is provided with metal wire, and not only the combined volume of structure is big, manufacture and more bother, and using upper also very
Inconvenience is it is difficult to install.And because part is crossed, smallest number is extremely onerous too much during the fuse assembling of small size, production is difficult, system
Make high cost, and breaking capacity is weaker.
Content of the invention
The present invention be solve the deficiencies in the prior art, there is provided a kind of be easy to make and the good utilization LDS skill of interrupting performance
The insurance wire production method of art, fuse can be directly molded in the LDS base material of any moulding, make setting of fuse shape
Meter and realization more flexibility, and the resistance value of fuse is easily controllable, breaking capacity is strong.
For realizing above-mentioned technique effect, the invention discloses a kind of insurance wire production method of utilization LDS technology, including step
Suddenly:
One LDS base material is provided;
Using LDS technology, laser activation, activated conductive region are carried out to described LDS base material;
Described conductive region is metallized, forms fuse and the electrode of fuse.
The described insurance wire production method using LDS technology is further improved by, and described electrode includes being integrally formed
In first electrode and the second electrode at described fuse two ends, and the width of described fuse is less than described first electrode and described second
The width of electrode.
The described insurance wire production method using LDS technology is further improved by, and carries out gold to described conductive region
Genusization, after forming fuse and the electrode of fuse, also includes step:Melt arranged on described fuse, described melt molten
Point is less than the fusing point of described fuse.
The described insurance wire production method using LDS technology is further improved by, using printing or mode for dispensing glue
Described melt is arranged on described fuse.
The described insurance wire production method using LDS technology is further improved by, and described melt is tin material.
The described insurance wire production method using LDS technology is further improved by, and carries out gold to described conductive region
Genusization, after forming fuse and the electrode of fuse, also includes step:Insulating barrier is covered on described fuse.
The described insurance wire production method using LDS technology is further improved by, and includes and go out in described insulating barrier
Arc material.
The described insurance wire production method using LDS technology is further improved by, and carries out gold to described conductive region
Genusization, after forming fuse and the electrode of fuse, also includes step:Cover layer is set on described LDS base material, covers described
Fuse and described electrode.
The described insurance wire production method using LDS technology is further improved by, and described LDS base material constructs for 3D
LDS base material, carries out after laser activation using LDS technology to the LDS base material that described 3D constructs, the conduction region of activated 3D construction
Domain;The described conductive region of 3D construction is metallized, forms the fuse of fuse and the electrode of 3D construction.
The described insurance wire production method using LDS technology is further improved by, and described LDS base material is being swashed
During photoactivation, activate from the top surface continuous laser of described LDS base material to the bottom surface of described LDS base material, activated continuous conduction
Region, and described conductive region disconnects on the bottom surface of described LDS base material;After described conductive region is metallized, in
The both sides of the bottom surface gap of described LDS base material form the pin of electrode.
The present invention is due to employing above technical scheme so as to have the advantages that:
1. using LDS technology, fuse is produced in LDS base material, LDS base material various shapes, using LDS fabrication techniques
Fuse flexible shapes changeable and be easily adjusted, the design of fuse shape and realize more flexibility;
2. utilize LDS fabrication techniques fuse, fuse is easy to be molded and with low cost, can also accurately control insurance
The resistance value of silk, makes the blowout current of fuse more accurate, the breaking capacity of lifting fuse;
3. by the use of LDS base material as the holder part of fuse, using the laser activation in LDS technology and metallization step
Suddenly, the fuse of straight forming fuse and electrode on LDS base material, the fuse of fuse and electrode are easy to be molded and be easy to control
Forming shape;
4. melt is set on the fuse of the fuse of LDS fabrication techniques shaping, this melt can be using printing or for dispensing glue
Mode is arranged in the setting regions of fuse, reduces the fusing point of the fuse in this setting regions, so that more preferably
The breaking capacity of ground guarantee insurance silk fuse;Meanwhile, this melt being arranged using printing or mode for dispensing glue, its set location is easy
In control, it is accurately controlled the fusing position of fuse;
5. pass through to cover insulating barrier on fuse, and add arc quenching material in a insulating layer, overcurrent can be prevented
When fuse produce electric arc, further lifted fuse breaking capacity.
Brief description
Fig. 1 utilizes the process chart of the first embodiment of insurance wire production method of LDS technology for the present invention.
Fig. 2 is that the structure of each work step of the first embodiment using the insurance wire production method of LDS technology for the present invention is shown
It is intended to.
Fig. 3 is that the vertical view of each work step of the first embodiment using the insurance wire production method of LDS technology for the present invention is shown
It is intended to.
Fig. 4 utilizes the process chart of the second embodiment of insurance wire production method of LDS technology for the present invention.
Fig. 5 is that the structure of each work step of the second embodiment using the insurance wire production method of LDS technology for the present invention is shown
It is intended to.
Fig. 6 is that the vertical view of each work step of the second embodiment using the insurance wire production method of LDS technology for the present invention is shown
It is intended to.
Fig. 7 utilizes the process chart of the third embodiment of insurance wire production method of LDS technology for the present invention.
Fig. 8 is that the structure of each work step of the third embodiment using the insurance wire production method of LDS technology for the present invention is shown
It is intended to.
Fig. 9 is that the vertical view of each work step of the third embodiment using the insurance wire production method of LDS technology for the present invention is shown
It is intended to.
Figure 10 utilizes the process chart of the 4th kind of embodiment of insurance wire production method of LDS technology for the present invention.
Figure 11 is that the structure of each work step of the 4th kind of embodiment using the insurance wire production method of LDS technology for the present invention is shown
It is intended to.
Figure 12 is that the vertical view of each work step of the 4th kind of embodiment using the insurance wire production method of LDS technology for the present invention is shown
It is intended to.
Figure 13 is that the side of each work step of the 4th kind of embodiment using the insurance wire production method of LDS technology for the present invention shows
It is intended to.
Figure 14 utilizes the process chart of the 5th kind of embodiment of insurance wire production method of LDS technology for the present invention.
Figure 15 is that the structure of each work step of the 5th kind of embodiment using the insurance wire production method of LDS technology for the present invention is shown
It is intended to.
Figure 16 is that the vertical view of each work step of the 5th kind of embodiment using the insurance wire production method of LDS technology for the present invention is shown
It is intended to.
Figure 17 is that the side of each work step of the 5th kind of embodiment using the insurance wire production method of LDS technology for the present invention shows
It is intended to.
Specific embodiment
For the ease of understanding the present invention, the present invention will be described more fully below.But, the present invention can be to be permitted
How different forms is realizing however it is not limited to embodiment described herein.On the contrary, providing the purpose of these embodiments to be to make
Understanding to the disclosure is more thoroughly comprehensive.
Unless otherwise defined, all of technology used herein and scientific terminology and the technical field belonging to the present invention
The implication that technical staff is generally understood that is identical.The term being used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body is it is not intended that in limiting the present invention.
Embodiment 1:
Refer to shown in Fig. 1~3, be the first embodiment of the insurance wire production method that the present invention utilizes LDS technology
Process chart and the structural representation of each work step, it mainly comprises the steps of:
S1:One LDS base material 101 is provided;
S2:Using LDS technology, laser activation, activated conductive region 102 are carried out to this LDS base material 101;
S3:This conductive region 102 is metallized, forms fuse 103 and the electrode of fuse;Electrode further includes
It is shaped in first electrode 1041 and the second electrode 1042 at fuse 103 two ends, and the width of fuse 103 is less than this first electricity
Pole 1041 and the width of this second electrode 1042;
S4:One insulating barrier 105 is covered on the fuse 103 of fuse.
Laser direct structuring technique (Laser-Direct-Structuring, abbreviation LDS technology) be using computer by
According to the motion of the TRAJECTORY CONTROL laser of conductive pattern, laser is thrown and shines on molded three-dimensional plastic device, at several seconds
Time in, activated circuit pattern;Again by metallizing to this circuit pattern, form metal conducting layer.Such a
Technology, can directly metal conducting layer be produced on LDS base material, and manufacture craft is simple and is easy to control the shape of metal conducting layer
Shape, shaping conductor is more slim.
In laser activation, working-laser material plays a kind of special additive in the formation of organic metal mixture
Effect, the physical-chemical reaction activation caused by the laser beam that it is focused.These fissions are compound by internal for LDS base material complexity
Thing is opened, and metallic atom is separated from organic ligand.Here it is the core of copper is covered in reduction, go out in the surface active of LDS base material
Conductive region.
Except activation, laser also defines trickle irregular surface on LDS base material.Laser has only melted polymerization
Thing matrix, filler is not added in LDS base material.Its trickle groove producing and streak make in metallization processes
In, metal can be securely attached to above, contribute to reaching more preferable peel strength.
Metallized first step operation is to remove the burr that in conductive region, laser activation stays, followed by no current
Conductive region in fill additive, formed metal electrode.
The advantage of LDS technology is:It is assigned with preparation activation step.If requiring the copper facing of big thickness, with the copper groove of standard
Plating just can be accomplished.It is also possible to do special attachments in initial Copper base material, such as application nickel, gold, tin, leypewter, silver,
Silver palladium alloy etc.
Under laser activation technique, the construction of LDS base material can be ever-changing, makes the flexible shapes of the fuse obtaining
Changeable and be easily adjusted.For example:The resistance value of fuse can be programmed to adjust by laser.And generally in traditional PCB technology,
The change of fuse live width means that graphical tool also will be modified, and makes and adjust inconvenient, relatively costly.
Therefore, by the use of LDS base material as the holder part of fuse, using the laser activation in LDS technology and metallization
Step, the fuse of straight forming fuse and electrode on LDS base material, the fuse of fuse and electrode are easy to be molded and be easy to control
Forming shape processed.So, using LDS fabrication techniques fuse, not only fuse is easy to shaping, with low cost, can also be accurately
Ground controls the resistance value of fuse, makes the blowout current of fuse more accurate, the breaking capacity of lifting fuse.To fuse
The range of choice of base material is also more extensive, as long as the material that LDS technology can be suitable for can become the base material of fuse.
In step s3, conductive region 102 is metallized with formed fuse fuse 103 and electrode when,
The two ends of fuse 103 are respectively formed with first electrode 1041 and second electrode 1042, and the width of fuse 103 is less than this first electricity
Pole 1041 and the width of this second electrode 1042, fuse 103 position defines the fusing position of fuse.So, pass through
Control the size of the metallization area of fuse 103 it is possible to control fusing position and the breaking capacity of fuse, metallization area
The easier disjunction of fuse of less position.As shown in figure 3, utilizing LDS technology in the LDS base material 101 of surfacing
In top planes, laser activation goes out the conductive region 102 of " work " font, then carries out on the conductive region 102 of this " work " font
Metallization, at the middle part of the conductive region 102 of this " work " font, narrower position metallization forms the fuse 103 of fuse,
Should " work " font conductive region 102 two ends wider position metallization formed fuse electrode (electrode includes integrally becoming
Type is in the first electrode 1041 at fuse 103 two ends and second electrode 1042).This narrower fuse 103 position is easier to fuse,
Therefore, this fuse 103 position just defines the fusing position of fuse.
In step s 4, by covering insulating barrier 105 on the fuse 103 of fuse, and this insulating barrier 105 is made to cover completely
The fusing position of lid fuse 103, can prevent the fuse in overcurrent from producing electric arc, the breaking capacity of lifting fuse.
Embodiment 2:
Refer to shown in Fig. 4~6, be the second embodiment of the insurance wire production method that the present invention utilizes LDS technology
Process chart and the structural representation of each work step, it mainly comprises the steps of:
S1’:One LDS base material 101 ' is provided;
S2’:Using LDS technology, laser activation is carried out to this LDS base material 101 ', activated conductive region 102 ';
S3’:This conductive region 102 is metallized, forms fuse 103 ' and the electrode 104 ' of fuse;
S4’:Fuse 103 ' upper setting melt 105 ' in this fuse;
S5’:In fuse 103 ' the upper covering insulating barrier 106 ' of fuse, this insulating barrier 106 ' envelopes melt completely
105’.
LDS base material 101 ' neat appearance in the present embodiment, surfacing, the fuse 103 ' of fuse and electrode 104 ' system
Take shape in the surface of this LDS base material 101 ', fuse 103 ' is formed at the centre position of the top planes of LDS base material 101 ', electricity
Pole 104 ' is formed at two side positions of the top planes of LDS base material 101 ', the both sides sidepiece of LDS base material 101 ' and two bottom sides position
Put, and electrode 104 ' is located at the two ends of fuse 103 ', the width of fuse 103 ' is less than the width of electrode 104 '.Fuse 103 ' is located
Position defines the fusing position of fuse.
Further, in step S4 ' in, using printing by the way of metallization formed fuse fuse 103 ' on set
Put melt 105 ', the fusing point of melt 105 ' is less than fuse 103 ', and such as melt 105 ' adopts tin material, makes to be provided with this of melt 105 '
The fusing point of portions of fusing filaments part reduces, and constitutes the fusing position of fuse,
The breaking capacity of fuse can be better ensured that;Meanwhile, this melt 105 ' is set by the way of printing,
Melt 105 ' set location is easily controllable, is accurately controlled the fusing position of fuse.
In addition, for dispensing glue mode may also be employed tin material being arranged on the fuse of fuse, forming melt, to control insurance
The fusing position of silk fuse.
In step S5 ' in, by fuse 103 ' the upper covering insulating barrier 106 ' in fuse, and make this insulating barrier 106 ' complete
Full cladding melt 105 ', can prevent the fuse in overcurrent from producing electric arc, the breaking capacity of lifting fuse.
Embodiment 3:
Refer to shown in Fig. 7~9, be the third embodiment of the insurance wire production method that the present invention utilizes LDS technology
Process chart and the structural representation of each work step, it mainly comprises the steps of:
S01:There is provided a LDS base material 201, this LED base material 201 is formed with the LDS base of the 3D construction at depression middle part for top surface
Material.
S02:Using LDS technology, the LDS base material 201 that this 3D constructs is carried out with laser activation, the conduction of activated 3D construction
Region 202.
When the LDS base material that this 3D is constructed carries out laser activation, from the top surface continuous laser of the LDS base material of this 3D construction
Activate to its bottom surface, the conductive region 202 of activated continuous 3D construction, and this conductive region 202 is at the bottom of LDS base material 201
Disconnect on face.
S03:The conductive region 202 of this 3D construction is metallized, forms the fuse 203 of fuse and the electricity of 3D construction
Pole 204.
In metallization work step, metallize whole conductive region 202, in the depression of the top surface of the LDS base material of 3D construction
Form the fuse 203 of fuse in portion, in the middle part of this depression outside the conductive region 202 at other positions on form fuse
Electrode 204, further in two pins of the both sides formation electrode 204 of the bottom surface gap of LDS base material 201, for surface patch
Dress.
S04:Melt 205 is set on the fuse 203 of the fuse of this 3D construction, reduces the guarantor of melt 205 set location
The fusing point of dangerous silk fuse, the fusing position constituting fuse is it is ensured that the breaking capacity in this fusing position for the fuse.
In the present embodiment, in the fuse of 3D construction, melt 205 is arranged using mode for dispensing glue, such as melt 205
During using tin material, with mode for dispensing glue, tin material is arranged in the setting regions of fuse 203, to control the fusing of fuse
Position, simple to operate and positioning precision is high.As shown in figure 8, can convenient and accurately tin material be arranged on by mode for dispensing glue
Interior in the middle part of the depression of LDS base material top surface.
S05:Cover insulating barrier 206 on the fuse 203 of the fuse of 3D construction, in this insulating barrier 206, contain arc extinguishing material
Material, such as quartz sand.Insulating barrier 206 is coated on melt 205, and its effect is to prevent the fuse in overcurrent from producing electric arc, carries
Rise the breaking capacity of fuse.The insulating barrier 206 being added with arc quenching material has more preferable insulating properties and thermal conductivity, can be more
Avoid well fuse to produce electric arc in fusing process, better ensure that the breaking capacity of fuse.
S06:A cover layer 207 is set in the top of LDS base material 201, covers the fuse making shaping and insulating barrier
The top surface of 206 and LDS base materials 201, is packaged.After encapsulation, using the electrode 204 of the bottom surface gap both sides of LDS base material 201
Two pins, carry out surface mount.
Insurance wire production method using the utilization LDS technology of the present invention can in the LDS base material of any construction directly
In addition shaping fuse, need not make and installation insurance silk, and manufacture craft is simple and good forming effect.LDS base in 3D construction
The fuse of 3D construction can be produced, the range of choice of fuse substrate is more extensive in material, if what LDS technology can be suitable for
Material can become the base material of fuse, and the design of fuse shape and realization more flexibility.
Embodiment 4:
Refer to shown in Figure 10~13, be the 4th kind of embodiment of the insurance wire production method that the present invention utilizes LDS technology
Process chart and each work step structural representation, it mainly comprises the steps of:
S001:There is provided a LDS base material 301, the top surface of this LED base material 301 is formed with the continuously depression of complications, structure
Become a kind of LDS base material of 3D construction.
S002:Using LDS technology, laser activation, activated conductive region 302 are carried out to the LDS base material 301 that this 3D constructs.
When the LDS base material that this 3D is constructed carries out laser activation, along LED base material 301 top surface depression from it
Top surface continuous laser activates to the bottom surface of LED base material 301, the activated continuously conductive region 302 of the 3D of complications construction, and should
Conductive region 302 disconnects on the bottom surface of LDS base material 301.
S003:The conductive region 302 of this 3D construction is metallized, forms continuous and the 3D of complications construction fuse
Fuse 303 and electrode 304.
S004:A cover layer 305 is set in the top of LDS base material 301, covers the fuse of the fuse making shaping
303 and electrode 304, it is packaged.
Leave one section of air barrier 306 between LDS base material 301 and cover layer 305, this section of air barrier 306 can
To replace insulating barrier, prevent the fuse in overcurrent from producing electric arc, the breaking capacity of lifting fuse.
May also include step between step S003 and step S004 of this embodiment:Fuse in the fuse of 3D construction
Upper employing dispensing mode arranges melt, and the fusing point of this melt should be less than the fusing point of fuse, such as tin material, should by setting on fuse
Melt, forms the fusing position of fuse, can lift the breaking capacity in specific fusing position for the fuse further.
Embodiment 5:
Refer to shown in Figure 14~17, be the 5th kind of embodiment of the insurance wire production method that the present invention utilizes LDS technology
Process chart and each work step structural representation, it mainly comprises the steps of:
S0001:There is provided a LDS base material 401, the top surface of this LED base material 401 is formed with the continuously depression of complications,
Constitute a kind of LDS base material of 3D construction.
S0002:Using LDS technology, laser activation, activated conductive region are carried out to the LDS base material 401 that this 3D constructs
402.
When the LDS base material that this 3D is constructed carries out laser activation, along LED base material 401 top surface depression from it
Top surface continuous laser activates to the bottom surface of LED base material 401, the activated continuously conductive region 402 of the 3D of complications construction, and should
Conductive region 402 disconnects on the bottom surface of LDS base material 401.
S0003:The conductive region 402 of this 3D construction is metallized, forms continuous and the 3D of complications construction insurance
The fuse 403 of silk and electrode 404.
S0004:Cover insulating barrier 405 on the fuse 403 of the fuse of this 3D construction, contain in this insulating barrier 405 and go out
Arc material, such as quartz sand.The effect of insulating barrier 405 is that when preventing overcurrent, fuse produces electric arc, the disjunction of lifting fuse
Ability.The insulating barrier 405 being added with arc quenching material has more preferable insulating properties, can preferably avoid fuse to produce in fusing
Electric arc, better ensures that the breaking capacity of fuse.
S0005:A cover layer 406 is set in the top of LDS base material 401, covers the fuse of the fuse making shaping
403 and electrode 404, and cover the insulating barrier 404 on fuse 403, it is packaged.
May also include step between step S003 and step S004 of this embodiment:Fuse in the fuse of 3D construction
Upper employing dispensing mode arranges melt (in figure does not show melt), to lift fuse further in specific fusing position
Breaking capacity.Insulating barrier is coated on this melt.
The present invention utilizes the insurance wire production method of LDS technology, mainly has the advantages that:
1. using LDS technology, fuse is produced in LDS base material, LDS base material various shapes, using LDS fabrication techniques
Fuse flexible shapes changeable and be easily adjusted, the design of fuse shape and realize more flexibility;
2. utilize LDS fabrication techniques fuse, fuse is easy to be molded and with low cost, can also accurately control insurance
The resistance value of silk, makes the blowout current of fuse more accurate, the breaking capacity of lifting fuse;
3. by the use of LDS base material as the holder part of fuse, using the laser activation in LDS technology and metallization step
Suddenly, the fuse of straight forming fuse and electrode on LDS base material, the fuse of fuse and electrode are easy to be molded and be easy to control
Forming shape;
4. melt is set on the fuse of the fuse of LDS fabrication techniques shaping, this melt can be using printing or for dispensing glue
Mode is arranged in the setting regions of fuse, reduces the fusing point of the fuse in this setting regions, so that more preferably
The breaking capacity of ground guarantee insurance silk fuse;Meanwhile, this melt being arranged using printing or mode for dispensing glue, its set location is easy
In control, it is accurately controlled the fusing position of fuse;
5. pass through to cover insulating barrier on fuse, and add arc quenching material in a insulating layer, overcurrent can be prevented
When fuse produce electric arc, further lifted fuse breaking capacity.
Embodiment described above only have expressed the several embodiments of the present invention, and its description is more concrete and detailed, but simultaneously
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformation can also be made and improve, these broadly fall into the guarantor of the present invention
Shield scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (10)
1. a kind of insurance wire production method of utilization LDS technology is it is characterised in that include step:
One LDS base material is provided;
Using LDS technology, laser activation, activated conductive region are carried out to described LDS base material;
Described conductive region is metallized, forms fuse and the electrode of fuse.
2. utilization LDS technology as claimed in claim 1 insurance wire production method it is characterised in that:Described electrode includes one
The body formed first electrode in described fuse two ends and second electrode, and the width of described fuse is less than described first electrode and institute
State the width of second electrode.
3. the insurance wire production method of utilization LDS technology as claimed in claim 1 is it is characterised in that to described conductive region
Metallized, after forming fuse and the electrode of fuse, also included step:Melt is arranged on described fuse, described molten
The fusing point of body is less than the fusing point of described fuse.
4. utilization LDS technology as claimed in claim 3 insurance wire production method it is characterised in that:Using printing or dispensing
Mode described melt is arranged on described fuse.
5. utilization LDS technology as claimed in claim 4 insurance wire production method it is characterised in that:Described melt is tin material.
6. the insurance wire production method of the utilization LDS technology as any one of Claims 1 to 5 is it is characterised in that to institute
State conductive region to be metallized, after forming fuse and the electrode of fuse, also include step:Cover absolutely on described fuse
Edge layer.
7. utilization LDS technology as claimed in claim 6 insurance wire production method it is characterised in that:Wrap in described insulating barrier
Containing arc quenching material.
8. the insurance wire production method of utilization LDS technology as claimed in claim 1 is it is characterised in that to described conductive region
Metallized, after forming fuse and the electrode of fuse, also included step:Cover layer is set on described LDS base material, covers
Cover described fuse and described electrode.
9. the utilization LDS technology as any one of Claims 1 to 5 insurance wire production method it is characterised in that:Described
The LDS base material that LDS base material constructs for 3D, is carried out after laser activation to the LDS base material that described 3D constructs using LDS technology, activation
Go out the conductive region of 3D construction;The described conductive region of 3D construction is metallized, forms the fuse of the fuse of 3D construction
And electrode.
10. utilize as claimed in claim 1 the insurance wire production method of LDS technology it is characterised in that:
When laser activation is carried out to described LDS base material, activate to described LDS base from the top surface continuous laser of described LDS base material
The bottom surface of material, activated continuous conductive region, and described conductive region disconnect on the bottom surface of described LDS base material;
After described conductive region is metallized, form drawing of electrode in the both sides of the bottom surface gap of described LDS base material
Pin.
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101859613B (en) * | 2009-04-09 | 2013-03-27 | 深圳市微航磁电技术有限公司 | Three-dimensional circuit manufacturing process and composite components of laser plastic material and manufacturing method |
CN206441673U (en) * | 2016-11-24 | 2017-08-25 | 深圳一路科技有限公司 | A kind of fuse unit of utilization LDS technologies |
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US5374590A (en) * | 1993-04-28 | 1994-12-20 | International Business Machines Corporation | Fabrication and laser deletion of microfuses |
CN101527236A (en) * | 2008-03-03 | 2009-09-09 | 邱鸿智 | Stamping fuse structure and manufacturing method thereof |
CN101859613B (en) * | 2009-04-09 | 2013-03-27 | 深圳市微航磁电技术有限公司 | Three-dimensional circuit manufacturing process and composite components of laser plastic material and manufacturing method |
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