CN208489512U - Inductive thermal crimping apparatus - Google Patents
Inductive thermal crimping apparatus Download PDFInfo
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- CN208489512U CN208489512U CN201821067918.8U CN201821067918U CN208489512U CN 208489512 U CN208489512 U CN 208489512U CN 201821067918 U CN201821067918 U CN 201821067918U CN 208489512 U CN208489512 U CN 208489512U
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- crimping apparatus
- heating part
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Abstract
The utility model provides a kind of inductive thermal crimping apparatus, for crimping connection main body and touching the crimp body to be formed to fitting, inductive thermal crimping apparatus includes driving portion, pressing mold portion, heating part, and driving portion is connect with pressing mold portion, and heating part is fixed on driving portion, after the activation of heating part, crimp body is placed on heating part, and heating part includes load coil, and load coil is centered around in heating part, load coil heats crimp body, softens crimp body；Wherein driving portion drives pressing mold portion, and to compress the crimp body of softening, whereby, connection main body is crimped with to fitting, forms rigid workpiece after cooling.Be not necessary to need the mode that upper/lower electrode is contacted to crimp body to heat crimp body via tradition, only by being loaded with the coil of alternating current, crimp body heated in a manner of electromagnetic induction, make compression joint technique carry out it is convenient and quickly.
Description
Technical field
The utility model is to provide a kind of inductive thermal crimping apparatus, in particular with the heat of inducing eddy-current heating workpiece
Crimping apparatus.
Background technique
Hot melt connection technology is commonly used on conducting wire Joining Technology.Existing hot melt connection technology is please joined simultaneously with equipment
Examine Fig. 1 (A) and Fig. 1 (B).Wherein, Fig. 1 (A) is the birds-eye view before two insulated electric conductors 10 are connect with 20.Wherein, insulated electric conductor
10 have one or more conductive copper wire 11, and the insulating layer 13 of cladding copper wire 11.It is subsequent to please also refer to Fig. 1 (A)
When with Fig. 1 (B), Fig. 1 (B) being that insulated conductor carries out existing hot melt connection technology, the side view of thermal welding equipment and insulated electric conductor.
Thermal welding equipment 30 includes that can connect power supply unit 40 if necessary, with the pressure head 31 that metal makes, and is all
Metal production, the pedestal 33 with groove 32.In addition pressure head 31 and pedestal 33 have heating wire (Figure 1B is not shown), so that electric current
It can generate heat after conducting.By the joint surface 12 of estimated one or more insulated electric conductor 10 for carrying out thermal welding and insulated electric conductor 20
Joint surface 21 is touched, and puts the groove 32 in thermal welding equipment 30 to form workpiece F to be processed.It is subsequent by power supply unit 40
After firing current, it is electrically connected to pressure head 31, and pressure head 31 is mobile toward -Y direction, until pressure head 31 and workpiece F to be processed are tight
Until close pressing.At this point, power supply unit 40, pressure head 31, workpiece F to be processed and pedestal 33 just will form current loop.At this time
Heating wire (Figure 1B is not shown) in pressure head 31 and pedestal 33 can generate heat, increase the temperature of workpiece F to be processed can.Conducting wire
The pressure that the heat of generation is generated with pressure head can allow the insulating layer 13 of workpiece F to be processed to dissolve, and then soften workpiece F to be processed,
At this moment workpiece F to be processed is pressed into one by pressure head.After the completion of thermal welding process, pressure head is moved toward +Y direction, workpiece F to be processed
It will cool down at room temperature, the electric wire of softening can cool down, and be hardened sizing.Just complete the connection of two insulated electric conductors 10 and 20.
But there are following disadvantages for existing hot melt connection technology: because hot melt connection technology need to pass to larger current, big electricity
Fluid capacitance in addition the long-term high pressure with workpiece F to be processed contacts, be easy to cause pressure head 31 to damage it is easier that pressure head 31 aoxidizes,
So needing replaceable pressure head 31 often, moreover, 31 long-time use of pressure head be easy to cause and is stained, it is stained and will lead to power supply supply
The supply energy of device 40 is unstable, is easy injury power supply unit 40.And existing thermal welding equipment need to use 1000 amperes with
On high current, the resistance of not only power consumption, pressure head 31 is too small, causes whole electric energy and heat energy transfer efficiency low, wastes many energy.
Furthermore when using existing thermal welding equipment, it is necessary to which F is constantly squeezed to workpiece to be handled, and pressure head and workpiece F to be processed is allowed to contact
It is good to guarantee that circuit loop is unobstructed, it can not thus allow workpiece to be processed to realize heating in the case where size constancy, thus difficult
The size of workpiece after the completion of connection technology is heated with control.As it can be seen that the prior art is only applicable to the scene of handwork, it is more difficult to answer
Scene for automated job.In addition, having the presence of the dissolved impurity of insulating layer 13 when using existing thermal welding equipment
In current path, this impurity adversely effecting temp climbing speed and whole electric energy and heat energy decrease in efficiency is caused, in turn
Influence welding quality；If striking off manually before heating connection technology, and it will increase production cost.
Utility model content
In order to improve missing mentioned by the prior art, the purpose of the utility model is to provide a kind of crimping of inductive thermal to set
Standby, for crimping connection main body and touching the crimp body to be formed to fitting, inductive thermal crimping apparatus includes driving portion, pressing mold
Portion, heating part, driving portion are connect with pressing mold portion, and heating part is affixed with driving portion, and heating part is placed by electrical activation, crimp body
In on heating part, heating part includes load coil, and load coil is centered around in heating part, load coil heating
Crimp body softens crimp body；Wherein driving portion drives pressing mold portion, to compress the crimp body of softening, whereby, connection master
Body is crimped with to fitting, forms rigid workpiece after cooling；Connecting main body is cable, is line nose to fitting.
Preferably, driving portion driving pressing mold portion in a first direction, second direction or third direction it is mobile.
Preferably, there is the fixed device of sliding block, punch-pin, punch-pin and guide rail, sliding block to be set in guide rail in pressing mold portion, guide rail
It is arranged in parallel in third direction, and the composition of punch-pin is selected from the combination of copper alloy, stainless steel, ceramics or above-mentioned material.
Preferably, heating part also includes cavity plate and magnetizer, and cavity plate is stacked on magnetizer, and magnetizer is stacked at induction and adds
On heat coil, and it is compassingly set on the outside of cavity plate.And load coil, projection of shape on the first plane be arc or
The shape of a saddle.
Preferably, in third plane, load coil surrounds cavity plate.
Based on inductive thermal crimping apparatus above-mentioned, that the utility model is proposed, it is not necessary to need via tradition by power-on and power-off
The mode of pole contact crimp body heats crimp body, and only by the coil being powered, crimping master is heated in a manner of electromagnetic induction
Body, not only electric current needs not move through pressure head, does not also need using electrode, reduce the damage of pressure head with it is additional using electrode at
This；Also, by magnetic Circuit Design appropriate and electric-control system, so that outside homogeneous heating, it is often more important that, it does not need before heating
Using the megohmite insulant for manually striking off crimp body surface, cable, so that machine production capacity increases.Cooperation is removable and rotates convex
Mould, allow crimp body to compress quality more excellent.Have more the inductive thermal crimping apparatus of the utility model on secondary industry
Competitiveness.
Detailed description of the invention
Fig. 1 (A) is the oblique view before carrying out existing hot melt connection technology, before two insulated electric conductor connections；
Fig. 1 (B) is the view on X/Y plane of thermal welding equipment and insulated electric conductor when carrying out existing hot melt connection technology
Figure；
Fig. 2 is to indicate the oblique view of inductive thermal crimping apparatus according to technology described in the utility model；
Fig. 3 is to indicate inductive thermal crimping apparatus in the view of the first plane according to technology described in the utility model；
Fig. 4 is to indicate inductive thermal crimping apparatus in the view of the first plane according to technology described in the utility model；
Fig. 5 (A) is to indicate the local oblique view of inductive thermal crimping apparatus according to technology described in the utility model；
Fig. 5 (B) is to be indicated the part of inductive thermal crimping apparatus in third plane according to technology described in the utility model
View；
Fig. 6 is to indicate inductive thermal crimping apparatus in the view of the second plane according to technology described in the utility model；
Fig. 7 is to indicate inductive thermal crimping apparatus in the part view of third plane according to technology described in the utility model
Figure；
Fig. 8 (A) is after carrying out thermo-compression bonding program using the board of background technique, and the crimping o'clock of crimp body is in the first plane
Cross-sectional view；And
Fig. 8 (B) is after carrying out thermo-compression bonding program using board provided by the utility model, and the crimping point of crimp body exists
The cross-sectional view of first plane.
Specific embodiment
In order to make the purpose of this utility model, technical characteristic and advantage, can more correlative technology field personnel understood, and
It is carried out the utility model, cooperates appended schema herein, specifically illustrate the technical characteristics of the utility model and embodiment,
And enumerate preferred embodiment further explanation.It is related with the utility model feature to express with the schema hereinafter compareed
Signal does not need completely to draw according to practical situation.And the those skilled in the art involved in the explanation of this case embodiment
Technology contents known to member, are also no longer stated.
In the present invention, the X-axis, Y-axis and Z axis system use the cassette coordinate system (Cartesian of dextrorotation
coordinate system).X-axis, Y-axis, Z axis and origin detailed direction in the present invention, be according in each schema
Appearance is indicated, and it be axially second direction, Z axis is axially third direction that wherein X-axis, which is axially first direction, Y-axis,.Y-axis is defined again
It is the first plane with the plane that Z axis is constituted, the plane that X-axis and Z axis are constituted is the second plane, and X-axis and Y-axis are constituted flat
Face is third plane.
It first referring to figure 2., is the oblique view for indicating inductive thermal crimping apparatus T.Inductive thermal crimping apparatus T includes driving
Dynamic portion A, pressing mold portion B, heating part C, wherein driving portion A is connect with pressing mold portion B.Driving portion A can with external electrical connections driving chip,
Control device (Fig. 2 is not shown), or mechanical pivot joint control stick, are used so that user manipulates.The connection of driving portion A and pressing mold portion B
Mode has electric connection, mechanical connection, hydraulic connecting or oil pressure connection.It is still further preferred that oil pressure connects, to make driving portion A mechanical
Formula, electric motor type or cylinder pressure formula driving pressing mold portion B.Heating part C includes load coil 801 and the (display of cavity plate 802
In Fig. 4), load coil 801 can generate magnetic field after being powered.Heating part C can carry crimp body W.In this inductive thermal
In coordinate system composed by crimping apparatus T, it is set to (origin) of coordinate system with the mass center of crimp body W at 0 point.When user will carry out
When compression joint technique, first two objects can be placed on the C of heating part and touch them, to form crimp body W.It is subsequent to add
After being thermally compressed main body W and crimp body W being crimped, placement cools down at room temperature, is formed workpiece, also completes crimping work
Skill.Two objects are respectively to connect main body and to fitting in the present invention.In one embodiment, connection main body can be with
It is the cable 1200 of example as shown in Figure 2, can be line nose 1300 to fitting.Crimping point W1, pressure are just contained on crimp body W
Contact W is connection main body and touching a little when fitting touches.The crimping point W1 on crimp body W is put into heating part C later
Afterwards, user activates heating part C by alternating current, it is made to issue alternating magnetic field.When alternating magnetic field passes through workpiece, inside workpiece sense
Electric current should be gone out, have electric current that will generate heat, such workpiece heats up.After a few seconds, the crimping master comprising crimping point W1
Body W will soften.Subsequent, user can in a manual fashion or Electronic control driving portion A, so that pressing mold portion B is in third direction
Upper movement, and the crimping point W1 being pressed on crimp body W, crimp the crimping point W1 on crimp body W.After the completion of crimping,
User turns off the alternating current for leading to heating part C, and drives pressing mold portion B in the upward out crimp body W of third party.To comprising
After the crimp body W cooling for crimping point W1, taken out from the heating part C of induction thermal pressure welding equipment T, crimp body W will at this time
Setting connects main body and will form rigidly connected workpiece to fitting.
The subsequent spare part that will be explained in each portion and wrapped, please also refer to Fig. 2 and Fig. 3, wherein Fig. 3 is induction type hot pressing
Equipment T is met in the view of the first plane.Wherein, driving portion A has body 100, oil cylinder 200 and hold-doun nut 400.Body 100
It is the mechanism body of entire inductive thermal crimping apparatus T, body 100 is constituted with metals such as stainless steel or aluminium, is used to support
With all components for engaging induction type thermal pressure welding equipment T, to form overall mechanism.On the first plane, body 100 is to present
() shape of C font.Driving portion A, pressing mold portion B, heating part C are placed in () notch of C font.Such () C word
The design of shape can not only save the volume of inductive thermal crimping apparatus T, prior, and the design of () C font can allow crimping
In processing, the entirety of inductive thermal crimping apparatus T can be stabilized on workbench (Fig. 2 and Fig. 3 are not shown) main body W, into
When row compression joint technique, body 100 is more obtained crimp body W than using the concave of background technique using () C font
Workpiece quality is higher, is detailed in the comparison of Fig. 8 (A) and Fig. 8 (B).Oil cylinder 200 connects body 100 and pressing mold portion B, and oil cylinder 200 receives
After the driving signal of external device (ED) (Fig. 2 and Fig. 3 are not shown), internal fluid pressure generates variation, can push pressure whereby
Mould portion B movement, allows pressing mold portion B to carry out reciprocal linear motion on third direction.Oil cylinder 200 in the utility model can
To be piston type used in general industry, plunger type or shuttle-type oil cylinder 200.The type of oil cylinder 200 is not practical at this
In novel limitation.Hold-doun nut 400 is then to lock a part of oil cylinder 200 and pressing mold portion B, so that oil cylinder 200 is carrying out
When reciprocating motion, it will not be detached from pressing mold portion B.Hold-doun nut 400 is generally known hex(agonal)screw or round screw.
Inductive thermal crimping apparatus T further includes having pressing mold portion B.Wherein, pressing mold portion B has the fixed device of sliding block 300, punch-pin
500, punch-pin 600 and guide rail 700.Sliding block 300 and guide rail 700 are the key that allow pressing mold portion B in third direction reciprocating motion portion
Part.After the oil cylinder 200 that sliding block 300 receives driving portion A drives, linear reciprocating motion just will do it.In addition, because sliding block 300
It is mounted in guide rail 700, so the direction that sliding block 300 moves back and forth is constrained to the design of guide rail 700.Because of the utility model
Pressing mold portion B is to apply pressure to crimp body W below, so the direction that must simultaneously limit the reciprocating motion of sliding block 300 is the
Three directions, so guide rail 700 is designed to extend in third direction.In addition, the projection of guide rail 700 on the first plane is one
It is parallel to the straight line of third direction.Guide rail 700 is made of well known linear slide rail, be can be one in quantity and is linearly slided
Rail；Or by a plurality of linear slide rail, to increase stability when slide block movement.In this embodiment, a plurality of linear cunning
Rail is it is still further preferred that be arranged on the wall by C-shaped body 100 () C font notch, and every linear slide rail is all parallel to the
The design of three directions, so that the reciprocating motion that guide rail 700 can be stable, to improve crimp body W machining accuracy.Punch-pin fixes device
500 are used for solid punch.It can be observed from fig. 2 that the fixed device 500 of punch-pin is the construction of undercut font, punch-pin 600 is then
It is arranged in the recess of undercut font.Wherein, the material of punch-pin 600 can be the metal couplings such as copper alloy or stainless steel,
It is also possible to the nonmetallic convex block such as ceramics, it is evident that in the embodiments of the present invention, punch-pin 600 is not need to be powered
Or heating, so the replacement number of the punch-pin 600 of the inductive thermal crimping apparatus T of the utility model is much smaller than background skill
The crimping apparatus of art.In the present invention, the main purpose of punch-pin 600 is by the crimp body W processing after hot mastication
Moulding.In addition, the composition of punch-pin 600 needs to have characteristic resistant to high temperature, so that punch-pin 600 touches the crimp body W of high temperature
When, it will not melt.In the present invention, high temperature resistant refers to that constituent material will not melt at 1100 DEG C or less, and keeps
Rockwell hardness is in HRC35 or HRC35 or more.Designed pattern can be transferred to punch-pin via well known procedure for producing by user
On 600.It may include rotary type connector in the fixed device 500 of punch-pin in another specific embodiment of the utility model.
Described rotary type is relative to the fixed device 500 of punch-pin here.By external device (ED) (Fig. 2 and Fig. 3 do not show)
Driving makes to drive punch-pin 600 with the rotation of third direction shaft, allows crimp body W that can compress out more patterns.In addition, convex
The fixed device 500 of mould can also be designed by the structure of two-layer, and punch-pin 600 is driven to move in third plane, convex to expand
The working region of the processing of mould 600 crimp body W.
In addition, inductive thermal crimping apparatus T further includes having heating part C, heating part C have load coil component 800,
Coil fixing device 900, transition piece 1000 and CA cable assembly 1100.Wherein, load coil component 800 is fixed by coil
Device 900 is fixed on the bottom plane position of c-type body 100, and is electrically connected CA cable assembly 1100 by transition piece 1000.
CA cable assembly 1100 can connect external power supply (Fig. 2 and Fig. 3 are not shown).Through the power supply of external power supply, add induction
Alternating current is connected in hot line coil assembly 800, to activate load coil component 800, and generates magnetic field, is put with induction heating
The crimp body W on the C of heating part is set, crimp body W hot mastication is made.
It is view of the inductive thermal crimping apparatus T in the first plane next referring to Fig. 4.Fig. 4 only will be in the C of heating part
Component marks.Wherein, load coil component 800 includes load coil 801, cavity plate 802, insulation board 803, line
Enclose pedestal 804 and magnetizer 805.Before processing, crimp body W must be placed in the cavity plate 802 of heating part C by user.Cavity plate
802 are presented concave character type in the first plane, and crimp body W can be allowed to be not easy to skid off outside heating part when processing.Cavity plate 802 can be closed by copper
It gold, stainless steel, ceramics or is made of any combination of above-mentioned three kinds of materials.Load coil 801 surrounds crimp body W
Setting, and be extended toward third direction, to contact coil base 804.In the present invention, load coil 801 is
General hollow water cooled coil used in the industry, penetrates external water-cooled equipment (Fig. 4 does not show), cooling coil, and make line
Circle is burnt from overheating in electromagnetic induction heating itself, another aspect cooling die 802.Another specific embodiment, induction
After heating coil 801 can also be set to a horseshoe-shaped plastic tube (Fig. 4 is not shown), then it is placed in coil base 804,
When preventing load coil 801 to be powered, the client of operation by electricity to or be burned.Sense shown in Fig. 4 at this time
Answering heating coil 801 is exactly the plastic tube that the inside is surrounded by conducting wire.Load coil 801 is connected by coil base 804 with electrical
It connects transition piece 1000, is electrically connected at external power supply (Fig. 4 is not shown).Load coil 801 is activated by external power supply.This
When load coil 801 and external power supply formed circuit loop.801 area encompassed of load coil will generate electricity
Road circuit electromagnetic field.External power supply must be alternating current, and load coil 801 could be allowed to carry out generative circuit circuit electromagnetic
Field (namely progress electromagnetic induction), but the alternating current is not limited to voltage change or curent change.Due to cavity plate 802,
Coil base 804 and load coil 801 can be to be made of conductive materials such as metals, in order to prevent in power supply, outside
The electric current of the power supply supply in portion flows directly on crimp body W via cavity plate 802 causes user's Danger Electric shock risk, so in coil base
Insulation board 803 is devised between seat 804 and cavity plate 802, to lower the chance that electric leakage occurs, safeguards user security.In addition, to increase
It is powered on magnetic transfer efficiency, the flux for avoiding load coil 801 from generating is not positive (flux generated is not on third direction)
Situation, have the generation of leakage field situation, the utility model is especially provided with a magnetizer 805 in the C of heating part, so that most magnetic
Beam is able to maintain on third direction.The different shape of magnetizer 805 and position will affect the electromagnetic conversion efficiency of the utility model,
In the utility model, magnet 805 is stacked on load coil 801, and is set in the cavity plate 802.So from Fig. 4
Apparently, concave is also presented in magnetizer 805, and is closely set in the side wall of cavity plate.Magnetizer 805 is made of magnetisable material
Packet, such as iron, cobalt, nickel or this three kinds of elements are formed by compound, and the material low by magnetic resistance is easier to using magnetic field
The characteristic for expecting (magnetisable material), the magnetic field for allowing load coil 801 to generate can be concentrated through crimp body W.Moreover, this reality
Overload protective device can be selectively added in coil base 804 with novel, to prevent excessive electric current from passing through induction heating line
Circle 801, causes load coil 801 to burn to cause danger.
It next referring to Fig. 5 (A), is indicated in inductive thermal crimping apparatus T, the local oblique view of heating part C.It picks herein
The heating part C in inductive thermal crimping apparatus T is taken out, further to illustrate the principle that the utility model heating part C is used
And heating method.In Fig. 5 (A), load coil 801 is designed around cavity plate 802.Load coil 801 has opening
The U-shaped portion of direction+Y direction point, the recess of cavity plate 802 is past+Z-direction is extended, one around recess of U-shaped portion point
Point.When crimp body W is placed on cavity plate 802, external ac current source P will apply electric current in load coil
801, so that alternating current passes through load coil 801.Load coil 801 just will form with external ac current source P
Circuit loop.Corresponding circuit loop magnetic field can be generated according to electromagnetic induction principle, in circuit loop area encompassed.?
In the utility model, because ac current source P is alternating current, direction and the size in circuit loop magnetic field are as the time changes
Become, this circuit loop magnetic field is also time-varying magnetic field.According to Fleming's right-hand rule, in a specific embodiment, if
For electric current when the flow direction of coil top 801t is +X direction, then magnetic direction is +Z direction；In another embodiment,
If electric current when the flow direction of coil top 801t is -X direction, then magnetic direction is -Z direction.Then, circuit loop magnetic field is just
It can be across crimp body W surface.According to Lenz's law, the circuit loop magnetic field (magnetic flux density of time-varying) of time-varying will cause crimping
(at this time must the be conductive material) surface main body W has induced potential, this induced potential can be because crimp body W surface has electricity
Resistance, and form eddy current.In addition, also because crimp body W surface has resistance, so eddy current is when crimp body W surface flows
Energy dissipation is just had, it is whole that this energy can dissipate to crimp body W in the form of thermal energy.Therefore, in load coil 801
During energization, crimp body W can have because load coil 801 occur electromagnetic induction after, thermal energy generated.
In the case where the current value of load coil 801 is fixed, the temperature that crimp body W surface generates is by crimping
The material of main body W is determined, for the wide Copper alloy material used, is in the current value of load coil 801
Under 1000 amperes, the temperature of crimp body can reach 600-700 DEG C.The material of load coil 801 is by copper wire institute structure
At can be a circle copper coil, be also possible to multiturn copper coil.Furthermore it is also possible to penetrate manually or utilize controller
The frequency or current value size of (Fig. 5 (A) is not shown) adjust automatically ac current source P itself, such as using including variable-frequency electric
The controller of road or current peak control circuit, to adjust heating temperature according to different crimp body W situations；Or adjustment
Load coil 801 is centered around the area or shape of cavity plate 802, such as adjustment load coil 801 in the first plane
On shape, such as load coil 801 is the shape of a saddle, rectangular or arc, as Fig. 5 (B) is shown from left to right.For cooperation
Load coil 801, because the shape of cavity plate 802 on the first plane must be adapted to load coil 801,
It is using the shape of a saddle, rectangular or arc, as Fig. 5 (B) is shown from left to right.Most preferably, the utility model be using arc with
The shape of a saddle enables workpiece completely to receive magnetic field so that workpiece can be surrounded by coil, allows workpiece homogeneous heating.So that this
The electromagnetic induction improved efficiency of utility model, and electric current is reduced on load coil 801 because of the thermal energy consumption of line internal resistance.
The technique for finally illustrating that inductive thermal crimping apparatus T is practical when crimping.Please also refer to Fig. 6 and Fig. 7, wherein Fig. 6
Inductive thermal crimping apparatus T is indicated in the view of the second plane, Fig. 7 indicates inductive thermal crimping apparatus T in third plane
Partial view.Firstly, by a connection main body and after fitting touches, to form crimp body W.In the present invention, even
It connects main body and all includes electrically conductive substance to fitting.In this embodiment, connection main body is cable 1200, to fitting
It is line nose 1300.Inner and outer diameter, insulation sheath and the lead material of cable 1200 be not in the limitation of the utility model.Line
The material of nose 1300 does not limit equally.Before cable 1200 forms crimp body W, do not need first to scrape the insulating layer on its surface yet
It removes or eliminates to expose conductive materials.It touches and refers to that the surface by two objects contacts with each other, and be temporary contact.Line
Nose 1300 just forms crimp body W after touching with cable 1200, the contact point touched is known as crimping point W1.Crimp body W's
Projected area size in third plane, minimum are 10 square millimeters, and maximum is 95 square millimeters.This size is less than cavity plate
802 projected area in third plane.After crimp body W is seated in 802nd area of cavity plate, user is finely tuned point W1 is crimped to recessed
The edge of mould 802, to facilitate crimp body W subsequent job, as shown by Fig. 7.Then, user starts driving portion A, oil cylinder
200 just will drive punch-pin 600 it is past-direction of Z axis is mobile, such as the arrow direction instruction in Fig. 6, so that punch-pin 600 compresses pressure
Meet main body W.Press face contains the crimping point W1 of crimp body W at this time.It will be apparent that in any embodiment of the utility model
In, it is not need to configure any load coil 801 in punch-pin 600.In the present invention, 600 main purpose of punch-pin is
The crimp body W of hot mastication is processed into moulding.So punch-pin 600 compresses the time point of crimp body W, it can choose and feeling
Before answering heating coil 801 to heat, just drives it to contact with crimp body W come moulding by driving device A, also can choose and incuding
After heating coil 801 heats and softens crimp body W, then drives it to compress with crimp body W by driving device A and moulded
Shape, in this regard, the utility model and without restriction.
Please continue to refer to Fig. 6 and Fig. 7.User can open the ac current source P as described in Fig. 5 (A), at this time heating part C
It will activate, to heat crimp body W.The 5-10 second after unlatching, crimp body W can be warming up to 600-700 DEG C, at this time
Crimp body W will soften, that is, the contact point softening of cable 1200 and line nose 1300.At this point, driving portion A is continuously sent out
The voltage signal of enhancing, so that pressure rise of the oil cylinder 200 toward third plane, increases the power for compressing crimp body, will press
The moulding of main body W surface is connect into the desired pattern of user.In addition, user can also operate the position that driving portion A adjusts sliding block 300 slightly
It sets, so that the height of punch-pin 600 adjusts slightly；Or adjustment sliding block 300 is in the position of third plane.Furthermore it is also possible to by convex
Mould 600 is rotated by shaft of third direction, crimp body W is accurately compressed into its desired figure, and makes cable
1200 and line nose 1300 be tightly engaged into.When user observes crimp body W softening, it can be finely adjusted crimping master manually
The formality of body W pattern.This road formality is about completed in 10 seconds.This road formality can also use additional automatic control system via user
After system setting (Fig. 6 and Fig. 7 do not show), punch-pin 600 is allowed to automatically move.Therefore compared with the prior art, the utility model is more suitable for using
In the application scenarios of extensive automated job.
When the formality of fine tuning crimp body W is completed, cable 1200 is crimped with line nose 1300 at this time, and forms rigid work
Part.Then, user can close ac current source P, and heating part C will stop heating, and use driving portion A drive cylinder 200
Decompression, at this time sliding block 300 just will drive punch-pin 600 it is past+Z-direction is mobile so that punch-pin 600 is far from workpiece.In addition, user's meeting
The water cooling system (Fig. 6 and Fig. 7 are not disclosed) of circumscribed is opened, so that water cooling system is cooling to cavity plate 802, also together
Cooling down workpiece, to accelerate cooling velocity.After punch-pin 600 is far from crimping workpiece, 10 minutes probably are waited, workpiece surface temperature drop
To room temperature, user can take out workpiece from inductive thermal crimping apparatus T.User can also be without waiting for directly by workpiece
It removes, to accelerate work pace.
Fig. 8 (A) and Fig. 8 (B) are finally please referred to, wherein Fig. 8 (A) and Fig. 8 (B) are respectively indicated using background technique and used
Under board provided by the utility model, crimp body W's crimps point W1 in the cross-sectional view of the first plane.From two figures can from
Arrive, using background technique board crimping cable when, the hole between cable conductor beam 1202 in cable 1200 is more, so
It crimps not close.But electricity when being crimped using inductive thermal crimping apparatus T provided by the utility model, in cable 1200
Hole is less between cable bundle conductor 1202, so conducting wire is closely filled in the range that cable conductor beam 1202 is surrounded.And
Whole cable 1200 is in C font.
Generally speaking, the inductive thermal crimping apparatus T of the utility model, is not to need to contact upper/lower electrode by tradition
The mode of crimp body W heats crimp body W, but via the load coil of energization 801, added in a manner of electromagnetic induction
It is thermally compressed main body W, load coil need not be touched when crimp body W high temperature by not only allowing, and reduce the damage of energized equipment, be led to
Magnetic Circuit Design appropriate is crossed, allows the eddy current for generating electromagnetic induction uniformly to flow through crimp body W surface, so that homogeneous heating
Outside, it is often more important that, the external insulating protective layer for striking off crimp body W surface, cable 1200 is not needed before heating, so that supporting
Pressure workpiece overall throughput increase, and due to magnetic field energy pass through cable 1200 external insulating protective layer so that insulator with
The degree that its residue after heating influences heating temperature is less, protects so being insulated using the outsourcing of upper completely negligible cable 1200
The influence of sheath.Cooperation is removable and the punch-pin 600 of rotation, allow workpiece to compress quality more excellent.Make the utility model
Inductive thermal crimping apparatus T has competitiveness very much on secondary industry.
The foregoing is merely the preferred embodiment of the utility model, the interest field that is not intended to limit the utility model；
Above description simultaneously, should can be illustrated and implement for the special personage of correlative technology field, therefore other are practical without departing from this
The lower equivalent change or modification completed of novel disclosed spirit, should be included in claim.
Claims (9)
1. a kind of inductive thermal crimping apparatus, for that will connect main body and form workpiece, the induction by thermo-compression bonding to fitting
Formula thermal pressure welding equipment includes driving portion, pressing mold portion and heating part, and the driving portion is connect with the pressing mold portion, the heating part with
The driving portion is affixed, and the heating part passes through electrical activation, which is characterized in that
The heating part includes load coil and cavity plate, and the load coil surrounds the cavity plate, the connection master
Body and it is described be placed on the cavity plate to fitting and mutually touch to form crimp body, the load coil passes through described
After load coil imports exchange electrical activation, generative circuit circuit electromagnetic field, and connection main body and described described in induction heating
To fitting, soften the crimp body；
Wherein the driving portion drives the pressing mold portion, to compress the crimp body softened, whereby, the connection master
Body is crimped with described to fitting, and forms the rigid workpiece.
2. inductive thermal crimping apparatus as described in claim 1, which is characterized in that the driving portion drives the pressing mold portion to exist
First direction, second direction or third direction are mobile, wherein the first direction, the second direction and the third direction two
Angle between two is 90 degree.
3. inductive thermal crimping apparatus as claimed in claim 2, which is characterized in that the pressing mold portion has sliding block, punch-pin solid
Determine device, punch-pin and guide rail, the sliding block is set in the guide rail, and the guide rail is arranged in parallel in the third direction,
Wherein the third direction is that the Z axis of cartesian coordinate system is axial.
4. inductive thermal crimping apparatus as described in claim 1, which is characterized in that the heating part also includes cavity plate and magnetic conduction
Body, the magnetizer are stacked on the load coil, and are compassingly set in the cavity plate.
5. inductive thermal crimping apparatus as described in claim 1, which is characterized in that the load coil is in the first plane
On shape be arc or the shape of a saddle, wherein first plane is the YZ plane of cartesian coordinate system.
6. inductive thermal crimping apparatus as described in claim 1, which is characterized in that in third plane, the induction heating
Coil surrounds the cavity plate, wherein the third plane is the X/Y plane of cartesian coordinate system.
7. inductive thermal crimping apparatus as described in claim 1, which is characterized in that the load coil is hollow water cooling
Coil.
8. inductive thermal crimping apparatus as described in claim 1, which is characterized in that the connection main body is cable.
9. inductive thermal crimping apparatus as described in claim 1, which is characterized in that described to fitting is line nose.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821067918.8U CN208489512U (en) | 2018-07-06 | 2018-07-06 | Inductive thermal crimping apparatus |
| EP19808525.0A EP3808860B1 (en) | 2018-07-06 | 2019-07-02 | Inductive hot crimping apparatus |
| PCT/CN2019/094361 WO2020007285A1 (en) | 2018-07-06 | 2019-07-02 | Inductive hot crimping apparatus |
| US16/616,885 US11207845B2 (en) | 2018-07-06 | 2019-07-02 | Inductive thermo-crimping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821067918.8U CN208489512U (en) | 2018-07-06 | 2018-07-06 | Inductive thermal crimping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208489512U true CN208489512U (en) | 2019-02-12 |
Family
ID=65249936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821067918.8U Active CN208489512U (en) | 2018-07-06 | 2018-07-06 | Inductive thermal crimping apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208489512U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551067A (en) * | 2018-07-06 | 2018-09-18 | 上海桥立电气有限公司 | Inductive thermal crimping apparatus |
| WO2020007285A1 (en) * | 2018-07-06 | 2020-01-09 | 上海桥立电气有限公司 | Inductive hot crimping apparatus |
-
2018
- 2018-07-06 CN CN201821067918.8U patent/CN208489512U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551067A (en) * | 2018-07-06 | 2018-09-18 | 上海桥立电气有限公司 | Inductive thermal crimping apparatus |
| WO2020007285A1 (en) * | 2018-07-06 | 2020-01-09 | 上海桥立电气有限公司 | Inductive hot crimping apparatus |
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