CN108672870A - Automate hot welding press and its production technology - Google Patents
Automate hot welding press and its production technology Download PDFInfo
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- CN108672870A CN108672870A CN201810561350.3A CN201810561350A CN108672870A CN 108672870 A CN108672870 A CN 108672870A CN 201810561350 A CN201810561350 A CN 201810561350A CN 108672870 A CN108672870 A CN 108672870A
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-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/04—Heating appliances
- B23K3/047—Heating appliances electric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/085—Cooling, heat sink or heat shielding means
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- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The present invention provides a kind of automation hot welding press, including engine base, slide locating mechanism, several welding wire transport mechanisms, several welders, cooling device and electric cabinet, it is mounted on engine base to each welder interval pre-determined distance, each welder includes liftable welding head assembly, slide locating mechanism is installed on the lower section for being located at each welding head assembly on engine base, slide locating mechanism is used to position several workpiece groups to be welded, slide locating mechanism drives several workpiece group slip-sticks to be welded, to coordinate each welding head assembly to weld several workpiece groups to be welded one by one；Each welding wire transport mechanism is mounted on the rear side for being located at each welder on engine base, and each welding wire transport mechanism provides welding wire for corresponding welder；The present invention also provides a kind of production technologies of above-mentioned automation hot welding press.The automation hot welding press improves the degree of automation and production efficiency.
Description
Technical field
The present invention relates to thermal compression welding technical field, more particularly to a kind of automation hot welding press and its production technology.
Background technology
Thermal compression welding is a kind of welding procedure for connecting flexible PCB and rigid circuit board, as microelectronics surface-assembled
The emerging manufacturing process and important component of technical field, stablize and efficient welding procedure of hot pressing undoubtedly ensures that product is good
The important link of good quality.The device that SMT and reflow ovens are welded cannot be used for those, and if carried out using soldering iron
The quality problems such as inconsistent weld appearance, out-of-flatness, rosin joint short circuit are then susceptible to when welding.Hot welding press is ironed different from constant temperature
Iron, hot welding press can reach wanted temperature in the moment that is powered, and after the completion of welding, scolding tin lifts soldering tip in the case of solidification,
And soldering tip is smooth, so the flat appearance of welding out is consistent, rosin joint seldom occur, to connect tin etc. bad.Existing hot welding press
The degree of automation is not high, and manual operation, production efficiency is still more relied on to need to be further increased.
Invention content
In view of the above, the present invention provides a kind of hot welding press improving the degree of automation and production efficiency.
Technical solution of the present invention：
A kind of automation hot welding press, including engine base, slide locating mechanism, welding wire transport mechanism and it is installed on engine base
On welder, cooling device and electric cabinet, the welder and welding wire transport mechanism are correspondingly provided with several；
It is mounted on engine base to each welder interval pre-determined distance, each welder includes liftable welding
Head assembly, slide locating mechanism be installed on engine base be located at it is each welding head assembly lower section, if slide locating mechanism for pair
Dry workpiece group positioning to be welded, slide locating mechanism drives several workpiece group slip-sticks to be welded, to coordinate each plumb joint
Component welds several workpiece groups to be welded one by one；
Each welding wire transport mechanism is mounted on the rear side for being located at each welder on engine base, and each welding wire transport mechanism is
Corresponding welder provides welding wire, and welding wire is transmitted between each welding head assembly and workpiece group to be welded, for
Each welding head assembly drives welding wire to drop in workpiece group to be welded and is welded.
Further, each welder further includes that lifting assembly and pressure adjusting part, lifting assembly are installed on
On engine base, pressure adjusting part is fixed on the lift side of lifting assembly, and welding head assembly is fixed on pressure adjusting part bottom, rises
Part of coming down to a lower group is used for band dynamic pressure adjusting part and welding head assembly lifting, and pressure adjusting part is for adjusting welding head assembly effect
Pressure in workpiece group to be welded.
Further, the lifting assembly includes that column, sliding chute seat, sliding block and lifting actuator, the bottom end of column are affixed
In on engine base, sliding chute seat is fixed in the upper end of the column, and sliding chute seat includes two sliding rails being oppositely arranged and is fixed in two rail tips
Connecting plate offers sliding slot on two sliding rails, and liftable is slidingly arranged in two sliding slots respectively for the both sides of sliding block, lifting driving
Part is fixed on the connecting plate of sliding chute seat, and the piston rod for lifting actuator is liftably set between two sliding rails of sliding chute seat,
Piston rod bottom end and the sliding block for lifting actuator are affixed.
Further, the pressure adjusting part includes stationary body, elevating lever, spring and regulation handle, stationary body
It is fixed on sliding block, offers stepped hole on stationary body vertically, stepped hole runs through the both ends of the surface of stationary body, and elevating lever can rise
It is set in stepped hole to drop, the bottom end of elevating lever is extend out to outside stationary body and, elevating lever periphery affixed with welding head assembly
Wall predeterminated position is equipped with holding block, and when installation, holding block is held on the cascaded surface in stepped hole, and the upper hole section of stepped hole is close
Top open part is equipped with internal thread, and regulation handle is the cylindrical shape of top seal, and the periphery wall of bottom end is equipped with external screw thread, spring
It is placed in regulation handle, regulation handle is bolted in the top open part of stepped hole, and the top of elevating lever is liftably set to tune
It saves in handle, is held in spring between the top of elevating lever and the roof of regulation handle.
Further, the welding head assembly includes the heater element for the bottom end for being installed on elevating lever, is installed on fever member
Temperature sensor on part, and be installed on the weldering nozzle of heater element bottom, heater element and temperature sensor respectively with it is automatically controlled
Case is electrically connected, and heater element is provides suitable welding temperature when weldering nozzle welding, when welding nozzle decline welding, electric cabinet control
Heater element electrified regulation, after the completion of welding nozzle welding, electric cabinet controls heater element power-off cooling.
Further, the slide locating mechanism includes the guide rail being fixed on engine base, the cunning being slideably positioned on guide rail
Block, the support base being fixed on sliding block, the loading plate being fixed on support base, the positioning mold being positioned on loading plate, relatively
It is fixed in two bearing blocks at guide rail both ends, leading screw, shaft coupling and the leading screw actuator being fixed on engine base, is opened on support base
Equipped with screw hole, leading screw is bolted in this screw hole, and the both ends of leading screw are smooth shaft part, and the both ends of leading screw are rotationally pacified by bearing
Loaded on two bearing blocks, one end of leading screw is stretched out from a bearing block, and the output shaft of leading screw actuator passes through shaft coupling and leading screw
External part be mutually sequentially connected.
Further, the loading plate is equipped with locating slot, the shape and peripheral dimension of locating slot and the shape of positioning mold
Shape and peripheral dimension are suitable, and the front side of loading plate is equipped with opening, and notch there are two opening up is located at its front openings on loading plate.
Further, the positioning mold includes die main body, several magnetic sheets and several compression bars, and die main body is strip
Shape plate body, die main body middle part offer elongate holes along die main body length direction, are located at strip on die main body upper surface
The side in shape hole opens up the uniform first workpiece locating slot of several spacing, and it is fixed with the first workpiece to be offered on die main body upper surface
There is coincidence part, coincidence part to be used for for the corresponding second workpiece locating slot of position slot, second workpiece locating slot and the first workpiece locating slot
The weld part of workpiece group to be welded is accommodated, second workpiece locating slot extends to opposite side, mold master from the side of elongate holes
Body upper surface offers several compression bar storage tanks corresponding with every 1 first workpiece locating slot, and each compression bar storage tank is from right with it
The front end face of die main body is extended through at the first workpiece locating slot answered, one end of each compression bar is articulated with each compression bar and houses
The other end of the front end of slot, each compression bar is inlaid with magnetic sheet, and also correspondence is inlaid with magnetic sheet to each compression bar storage tank, works as die main body
When being placed in after rotation in each compression bar storage tank, the magnetic sheet on each compression bar and the magnetic sheet in each compression bar storage tank are attracting
It is attached.
Further, the welding wire transport mechanism includes stock shelf, guide bracket, the first guiding tube, the second guiding tube, third
Guiding tube, gear, lower gear, welding wire hold down assembly, hose connector and gear drive, stock shelf include being fixed on engine base
Fixed plate, side stretches in the support shaft of fixed plate side, and is bolted in the nut of support shaft external part, be wound with welding wire turn
Disk is rotationally sheathed in support shaft, and is rotationally held between fixed plate and nut；Guide bracket is fixed on engine base
Welding wire exit on stock shelf, guide bracket have two opposite perpendicular walls and are fixed in the company of the two perpendicular same side end faces of wall
Wall is connect, through-hole is offered on two perpendicular walls of guide bracket, the first guiding tube is arranged in the through-hole of the perpendicular wall close to stock shelf side
Interior, the second guiding tube is arranged in the through-hole of another perpendicular wall, rotatably arranged with having between the first guiding tube and the second guiding tube
The outer end of the gear and lower gear of engagement installation, gear and lower gear all has idler wheel, and guiding is offered on each idler wheel
Slot, welding wire, which holds down assembly, to be set between gear and the second guiding tube, for welding wire to be pressed in guiding groove, gear driving
Part is fixed in guide bracket, and the output shaft and gear or lower gear of gear drive are affixed, for driving gear or lower tooth
Intermittent rotary is taken turns, one end of hose connector and the output end of the second guiding tube are connected, the input of the other end and third guiding tube
Termination is logical, and third guiding tube is fixed in welding head assembly, welding wire sequentially pass through the first guiding tube, guiding groove, the second guiding tube,
Hose connector and third guiding tube, welding wire are finally stretched out from third guiding tube.
Further, the welding wire holds down assembly including being integrally connected to the fixed block of guide bracket, adjusting screw rod, supporting
Piece, two bolts, compression spring, lower lock block and elastic catheter offer screw hole on fixed block, and adjusting screw rod is bolted in this screw hole, adjust
The lower end of section screw rod is equipped with holding piece by two bolts, and holding piece is rotationally sheathed on the lower end of adjusting screw rod, compression spring
Upper end is fixed on holding piece, and lower end is fixed on lower lock block, and elastic catheter is arranged in the input terminal of the second guiding tube, is pushed
Block is flexibly held on elastic catheter.
The present invention includes the following steps it is necessary to provide a kind of production technology of above-mentioned automation hot welding press：If will
It does workpiece group to be welded to be positioned on slide locating mechanism, it is several that slide locating mechanism drives several workpiece groups to be welded to be moved to
The lower section of head assembly is welded, several workpiece groups to be welded are divided into several sections in equal size, and each welding head assembly is in each section
Several workpiece groups to be welded are welded one by one, have often welded a workpiece group to be welded, and cooling device sends out cold wind to realize solder joint
Quick solidification, after complete one workpiece group to be welded of each plumb joint components welding, each welding head assembly rises simultaneously, sliding
Detent mechanism drives several workpiece groups to be welded to move pre-determined distance, to be welded to next workpiece group to be welded.
Beneficial effects of the present invention：
To sum up, the present invention automate hot welding press by be arranged several welders and with several welder phases
Several workpiece groups to be welded can be positioned on slide locating mechanism by the slide locating mechanism being slidably matched, several are to be welded
It connects workpiece group and is divided into several sections in equal size, the welding head assembly of each welder is to several workpiece groups to be welded in each section
It welds one by one, the workpiece group to be welded just welded realizes the quick solidification of solder joint under being quickly cooled down of cooling device.Often weld
A workpiece group to be welded is connect, slide locating mechanism accordingly slides pre-determined distance, by next adjacent workpiece group to be welded
It is sent to the lower section of corresponding each welding head assembly, for welding.The multistation welding mode so recycled can realize put part,
Welding, pickup continuous-flow type operation, effectively increase production efficiency.By electric cabinet automatic control soldering action, weld interval and
Welding temperature, multiple solder joints in each workpiece group to be welded are once completed, solder joint solidification is fast, consistency is good, weld strength is high,
Solder joint is beautiful and easy to operate, effectively increases the degree of automation.
Description of the drawings
Fig. 1 is the structural schematic diagram of present invention automation hot welding press；
Fig. 2 is the partial enlarged view of the welder of present invention automation hot welding press；
Fig. 3 is the sectional view along line A-A in Fig. 1；
Fig. 4 is that present invention automation hot welding press removes the structural schematic diagram after protective cover；
Fig. 5 is the structural schematic diagram of the loading plate of present invention automation hot welding press；
Fig. 6 is the structural schematic diagram of the positioning mold of present invention automation hot welding press；
Fig. 7 is the decomposition texture schematic diagram of the workpiece group to be welded of present invention automation hot welding press；
Fig. 8 is the structural schematic diagram after the workpiece group welding to be welded of present invention automation hot welding press；
Fig. 9 is that the positioning mold of present invention automation hot welding press is installed on the structural schematic diagram on loading plate；
Figure 10 is the side structure schematic view of the positioning mold of present invention automation hot welding press；
Figure 11 is the partial enlarged view of the positioning mold of present invention automation hot welding press；
Figure 12 is the partial enlarged view of the welding wire transport mechanism of present invention automation hot welding press；
Figure 13 is the side view of the welding wire transport mechanism of present invention automation hot welding press；
Figure 14 is the enlarged drawing of part B in Figure 13.
Specific implementation mode
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground describes.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention guarantor
Protect range.
Referring to Fig. 1, the present invention provides a kind of automation hot welding press, including 1, two welder 2 of engine base, sliding are determined
3, two welding wire transport mechanisms 4 of position mechanism, cooling device and electric cabinet 5.
Two welders 2 are mounted on engine base 1 with being spaced pre-determined distance, and each welder 2 includes liftable
Head assembly 6 is welded, slide locating mechanism 3 is installed on the underface for being located at two welding head assemblies 6 on engine base 1, slides localization machine
Structure 3 is used to position several workpiece groups to be welded, each workpiece group to be welded include flexible PCB 7 and rigid circuit board 8 (such as
Shown in Fig. 7), slide locating mechanism 3 drives several workpiece group slip-sticks to be welded, if with two 6 pairs of head assemblies of welding of cooperation
Workpiece group to be welded is done to be welded one by one.
Two welding wire transport mechanisms 4 are mounted on the rear side that two welders 2 are located on engine base 1, and each welding wire passes
It is that corresponding welder 2 provides welding wire 9 to send mechanism 4, and welding wire 9 is transmitted in each welding head assembly 6 and is positioned with sliding
Between workpiece group to be welded in mechanism 3, so that each welding head assembly 6 drives welding wire 9, to drop to workpiece group to be welded enterprising
Row welding.
Cooling device is mounted on engine base 1, for being quickly cooled down to the workpiece group being welded, so that solder joint is accelerated solidifying
Gu.
Electric cabinet 5 is mounted on engine base 1, welding action, weld interval and welding for auto-control hot welding press
Temperature.
It is appreciated that one or more can also be arranged in welder 2 in a manner described, when welder 2 is arranged one
When, welder 2 welds several workpiece groups to be welded on slide locating mechanism 3 from first to the last one one by one；When
When welder 2 is arranged multiple, it is consistent that several workpiece groups to be welded on slide locating mechanism 3 are divided into workpiece group quantity to be welded
Multistage, each welder 2 welds the workpiece group to be welded in each section one by one from one end to the other side, so can be simultaneously
The welding for realizing multiple workpiece groups to be welded, greatly improves production efficiency.
Each welder 2 further includes lifting assembly 10 and pressure adjusting part 11, and lifting assembly 10 is installed on engine base 1
On, pressure adjusting part 11 is fixed on the lift side of lifting assembly 10, and welding head assembly 6 is fixed on 11 bottom of pressure adjusting part
Portion, lifting assembly 10 is used for band dynamic pressure adjusting part 11 and welding head assembly 6 lifts, and pressure adjusting part 11 is welded for adjusting
Adapter assembly 6 acts on the pressure in workpiece group to be welded.
It please refers to Fig.1 and Fig. 2, lifting assembly 10 includes column 12, sliding chute seat 13, sliding block 14 and lifting actuator 15, stand
The bottom end of column 12 is fixed on engine base 1, and sliding chute seat 13 is fixed in 12 upper end of column, and sliding chute seat 13 includes two sliding rails being oppositely arranged
And it is fixed in the connecting plate of two rail tips, sliding slot is offered on two sliding rails, the both sides difference liftable of sliding block 14 is slidably
It is set in two sliding slots, lifting actuator 15 is fixed on the connecting plate of sliding chute seat 13, and the piston rod of lifting actuator 15 can rise
It is set between two sliding rails of sliding chute seat 13 to drop, piston rod bottom end and the sliding block 14 for lifting actuator 15 are affixed.This embodiment party
Cylinder can be used in lifting actuator 15 in formula, and under the driving of lifting actuator 15, the piston rod of lifting actuator 15 pushes
Sliding block 14 reciprocatingly slides along sliding chute seat 13, and the up-down mode of such structure may make that the lifting of sliding block 14 is more stable reliable.
It please refers to Fig.1 and Fig. 3, pressure adjusting part 11 includes stationary body 16, elevating lever 17, spring 18 and regulation handle
19, stationary body 16 is fixed on sliding block 14, offers stepped hole 20 on stationary body 16 vertically, and stepped hole 20 is led through fixed
The both ends of the surface of body 16, elevating lever 17 are liftably set in stepped hole 20, and the bottom end of elevating lever 17 extend out to stationary body 16
Outer and affixed with welding head assembly 6,17 periphery wall predeterminated position of elevating lever is equipped with holding block 21, and when installation, holding block 21 supports
In on the cascaded surface in stepped hole 20, the upper hole section of stepped hole 20 is equipped with internal thread close to top open part, and regulation handle 19 is
The periphery wall of the cylindrical shape of top seal, bottom end is equipped with external screw thread, and spring 18 is placed in regulation handle 19,19 spiral shell of regulation handle
It is connected to the top open part of stepped hole 20, the top of elevating lever 17 is liftably set in regulation handle 19,18 elasticity of spring
Ground is held between the top of elevating lever 17 and the roof of regulation handle 19, by rotating regulation handle 19, plays adjustment spring
The purpose of 18 elastic forces.
Referring to Fig. 2, welding head assembly 6 includes the heater element 22 for the bottom end for being installed on elevating lever 17, it is installed on fever
Temperature sensor (not shown) on element 22, and it is installed on the weldering nozzle 23 of 22 bottom side of heater element, heater element 22
It being electrically connected respectively with electric cabinet 5 with temperature sensor, heater element 22 provides suitable welding temperature when being welded for weldering nozzle 23,
When welding the decline welding of nozzle 23, electric cabinet 5 controls 22 energization transient heating of heater element, automatically controlled after the completion of weldering nozzle 23 welds
Case 5 controls the power-off cooling of heater element 22 can be effectively prevented weld part in such a way that energization transient heating and power-off are cooling
Float and rosin joint, and the heat affecting to peripheral parts can be inhibited well.The number that electric cabinet 5 is detected by temperature sensor
According to can accurately adjust suitable welding temperature.
Weldering nozzle 23 in present embodiment welds nozzle using sawtooth sheet, each sawtooth point of 23 bottom end of weldering nozzle protrusion with it is to be welded
The each weld locations connect in workpiece group are corresponding, so that weldering nozzle 23 treats multiple solder joints in welding workpiece group while welding
It connects.
It please refers to Fig.1 and Fig. 4, slide locating mechanism 3 includes the guide rail 24 being fixed on engine base 1, be slideably positioned in guide rail
Sliding block (not shown) on 24, the support base 25 being fixed on sliding block, the loading plate 26 being fixed on support base 25 are positioned at and hold
Positioning mold 27 (as shown in Figure 9) on support plate 26, opposite two bearing blocks 28 for being fixed in 24 both ends of guide rail, leading screw 29, connection
Axis device 30 and the leading screw actuator 31 being fixed on engine base 1 offer screw hole on support base 25, and leading screw 29 is bolted in this screw hole
Interior, the both ends of leading screw 29 are smooth shaft part, and the both ends of leading screw 29 are rotatably installed on by bearing on two bearing blocks 28, silk
One end of thick stick 29 is stretched out from a bearing block 28, the external part phase that the output shaft of leading screw actuator 31 passes through shaft coupling 30 and leading screw 29
It is sequentially connected.
Fig. 5 and Fig. 6 is please referred to, loading plate 26 is equipped with locating slot 32, the shape and peripheral dimension of locating slot 32 and positioning
The shape and peripheral dimension of mold 27 are suitable so that positioning mold 27 is detachably positioned in locating slot 32, loading plate 26
Front side is equipped with opening, for being placed in or taking out positioning mold 27.
It is located at its front openings notch 33 there are two opening up on loading plate 26, to be more easily placed in or take out positioning mould
Tool 27.
Referring to Fig. 1, slide locating mechanism 3 further includes protective cover 34, the both ends of protective cover 34 by bolt removably
The both ends of guide rail 24 are installed on, protective cover 34 covers at 29 top of guide rail 24 and leading screw, to prevent dust or other sundries from falling into
On guide rail 24 and leading screw 29.The both sides that protective cover 34 is located at guide rail 24 offer sliding eye, and support base 25 is in " Qian " shape, has water
Flat support plate and the vertical riser for convexedly stretching in horizontal supporting plate both ends, the both sides of horizontal supporting plate are respectively from 34 both sides of protective cover
Sliding eye stretches out, and loading plate 26 is fixed on two risers.
Fig. 6, Figure 10 and Figure 11 are please referred to, positioning mold 27 includes die main body 35, several magnetic sheets 36 and several compression bars
37, die main body 35 is strip plate body, and 35 middle part of die main body offers elongate holes 38 along 35 length direction of die main body,
Side on 35 upper surface of die main body positioned at elongate holes 38 opens up the uniform first workpiece locating slot 39 of several spacing, mold
Second workpiece locating slot 40 corresponding with the first workpiece locating slot 39, second workpiece locating slot 40 are offered on 35 upper surface of main body
With the first workpiece locating slot 39 there is coincidence part 41, coincidence part 41 to be used to accommodate the weld part of workpiece group to be welded, second workpiece
Locating slot 40 extends to opposite side from the side of elongate holes 38, and second workpiece locating slot 40 is used to house rigid circuit board 8,
For housing flexible PCB 7,35 upper surface of die main body is offered to be positioned first workpiece locating slot 39 with every 1 first workpiece
The corresponding several compression bar storage tanks 42 of slot 39, each compression bar storage tank 42 extend from the first corresponding workpiece locating slot 39
Through the front end face of die main body 35, one end of each compression bar 37 is articulated with the front end of each compression bar storage tank 42, each compression bar
37 other end is inlaid with magnetic sheet 36, and each compression bar storage tank 42 is also inlaid with magnetic sheet 36, when die main body 35 holds after rotation
When being placed in each compression bar storage tank 42, the magnetic sheet 36 on each compression bar 37 and the magnetic sheet 36 in each compression bar storage tank 42 are attracting
It is attached.
Further, positioning mold 27 further includes long shaft 43, before being located at each compression bar storage tank 42 on die main body 35
End offers the hinged end storage tank 44 of predetermined depth, and 35 front end face of die main body offers the long shaft storage tank of " ┍ " shape
45, long shaft storage tank 45 extends to the hinged end storage tank 44 of end, each compression bar from the hinged end storage tank 44 of initiating terminal
37 hinged end offers axis hole, and long shaft 43 is rotationally arranged in the axis hole of each compression bar 37, if long shaft 43 by
Dry screw 46 is fixed in the corner of long shaft storage tank 45.Preferably, each compression bar 37 is made of metal material, as aluminium,
Iron or stainless steel.
The depth of the first workpiece locating slot 39 is set as h1, the depth of second workpiece locating slot 40 is h2, compression bar storage tank
42 depth is h3, and the thickness of rigid circuit board 8 is d1, and the thickness for housing flexible PCB 7 is d2, then h1=h3+d2, and h2
=h1+d1.
Die main body 35 uses flame resistant material Grade numbers for the epoxy resin board of FR4, is manufactured with facilitating processing and saving
Cost.
If being appreciated that, the number of the first workpiece locating slot 39 is m, and the number of welder 2 is n, then m：N should be nature
Number, so that the quantity for the workpiece group to be welded that each welder 2 welds is consistent, if to coordinate slide locating mechanism 3 to drive
Workpiece group to be welded is done to be welded one by one.
Fig. 7, Fig. 8 and Figure 11 are please referred to, before Fig. 7 welds for the flexible PCB 7 and rigid circuit board 8 of workpiece group to be welded
Decomposition diagram, Fig. 8 is the structural schematic diagram after flexible PCB 7 and rigid circuit board 8 weld, before welding, rigid electric
There are several solder joints 47 on road plate 8, in use, first rigid circuit board 8 is positioned in second workpiece locating slot 40, then will be soft
Property circuit board 7 is positioned in the first workpiece locating slot 39 so that the welding of the weld part and flexible PCB 7 of rigid circuit board 8
Portion is stacked, finally rotate compression bar 37, will be pressed on flexible PCB 7 under compression bar 37, by 36 phase of magnetic sheet is adsorbed incite somebody to action
Together with rigid circuit board 8 is steadily clamped with flexible PCB 7.Figure 12 is please referred to, weldering nozzle 23 drives welding wire 9 to drop to
The weld part of 7 upper surface of flexible PCB is welded, and the weld part in 7 upper surface of flexible PCB is correspondingly formed several solder joints
47, several solder joints 47 on rigid circuit board 8 are melted in the case where weldering nozzle 23 heats, and are welded on one with flexible PCB 7 after cooling
It rises.
2 to Figure 14 are please referred to Fig.1, welding wire transport mechanism 4 includes stock shelf 48, guide bracket 49, the first guiding tube 50, second
Guiding tube 51, third guiding tube 52, gear 53, lower gear 54, welding wire hold down assembly 55, hose connector 56 and gear drive
57, stock shelf 48 includes the fixed plate being fixed on engine base 1, and side stretches in the support shaft of fixed plate side, and is bolted in support
The nut of axis external part, the turntable 58 for being wound with welding wire 9 is rotationally sheathed in support shaft, and is rotationally held on fixation
Between plate and nut；Guide bracket 49 is fixed in 9 exit of welding wire being located on engine base 1 on stock shelf 48, and guide bracket 49 has phase
To two perpendicular walls and be fixed in the connection walls of the two perpendicular same side end faces of wall, offer through-hole on two perpendicular walls of guide bracket 49,
First guiding tube 50 is arranged in the through-hole of the perpendicular wall of 48 side of stock shelf, and the second guiding tube 51 is arranged in another perpendicular wall
In through-hole, rotatably arranged with the gear 53 and lower gear for thering is engagement to install between the first guiding tube 50 and the second guiding tube 51
54, the horizontal tangent direction of gear 53 and lower gear 54 is overlapped with the center line of the first guiding tube 50 and the second guiding tube 51,
The outer end of gear 53 and lower gear 54 all has idler wheel, offers guiding groove 59 on each idler wheel, and welding wire, which holds down assembly, 55 to be set
It is placed between gear 53 and the second guiding tube 51, for welding wire 9 to be pressed in guiding groove 59, to enhance welding wire 9 and guiding
The frictional force of slot 59 prevents welding wire 9 from skidding in transmit process；Gear drive 57 is fixed in guide bracket 49, gear driving
The output shaft of part 57 and gear 53 or lower gear 54 are affixed, for driving 54 intermittent rotary of gear 53 or lower gear；Soft company
One end of take over 56 and the output end of the second guiding tube 51 are connected, and the input terminal of the other end and third guiding tube 52 is connected, the
Three guiding tubes 52 are fixed in welding head assembly 6.Welding wire 9 sequentially passes through the first guiding tube 50, guiding groove 59, the second guiding tube
51, hose connector 56 and third guiding tube 52, welding wire 9 are finally stretched out from third guiding tube 52.
Specifically, gear drive 57 stops after driving gear 53 to rotate predetermined angle, and the rotation of gear 53 drives
Lower gear 54 accordingly rotates so that the welding wire 9 being held in upper and lower guiding groove 59 sends out one section of preset length to output end
Welding wire 9.
It 55 includes being integrally connected to the fixed blocks 60, adjusting screw rod 61, holding piece 62, two of guide bracket 49 that welding wire, which holds down assembly,
Bolt 63, compression spring 64, lower lock block 65 and elastic catheter 66 offer screw hole on fixed block 60, and adjusting screw rod 61 is bolted in this spiral shell
In hole, the lower end of adjusting screw rod 61 is equipped with holding piece 62 by two bolts 63, and holding piece 62 is rotationally sheathed on adjusting spiral shell
The upper end of the lower end of bar 61, compression spring 64 is fixed on holding piece 62, and lower end is fixed on lower lock block 65, and elastic catheter 66 is worn
In the input terminal of the second guiding tube 51, lower lock block 65 is flexibly held on elastic catheter 66.It, can by rotating adjusting screw rod 61
The compression degree of compression spring 64 is adjusted, and then is played a role in the size of the pressure on elastic catheter 66, elastic catheter 66 is in pressure
Effect is lower to be occurred elastic deformation and welding wire 9 is pressed in the guiding groove 59 of lower section.
Welding wire transport mechanism 4 further includes holder 67, and third guiding tube 52 is fixed in by holder 67 in welding head assembly 6.
In the present embodiment, the first guiding tube 50, the second guiding tube 51 and third guiding tube 52 are made of metal tube.Bullet
Property conduit 66 use Elastic flexible glue pipe.
It please refers to Fig.1 and Figure 12, cooling device includes refrigeration wind turbine, several hose connectors 68 and several air outlets 69, cause
Air-cooler is installed on engine base 1, and one end of each hose connector 68 and the outlet air port of refrigeration wind turbine are connected, the other end with it is every
One air outlet 69 is connected, and each hose connector 68 is flexible at arbitrary shape, to be welded with the air outlet alignment for adjusting air outlet 69
Connect workpiece group.
Electric cabinet 5 includes PLC controller, display screen 70 and several control buttons 71, and PLC controller is used for auto-control
The production process of hot welding press, display screen 70 are used for display working condition and running parameter, and several control buttons 71 are respectively used to
The various working conditions of auto-control hot welding press.
The present invention automates the operation principle of hot welding press：
Several workpiece groups to be welded are positioned on slide locating mechanism 3, slide locating mechanism 3 drives several works to be welded
Part group is moved to the lower section of several welding head assemblies 6, and several workpiece groups to be welded are divided into several sections in equal size, each plumb joint group
Part 6 welds several workpiece groups to be welded in each section one by one, has often welded a workpiece group to be welded, and cooling device is sent out
After cold wind is to realize that a workpiece group to be welded has been welded in the quick solidification of solder joint, each welding head assembly 6, each plumb joint group
Part 6 rises simultaneously, and slide locating mechanism 3 drives several workpiece group movement pre-determined distances to be welded, with to next work to be welded
Part group is welded.
To sum up, the present invention automate hot welding press by be arranged several welders 2 and with several welders 2
Several workpiece groups to be welded can be positioned on slide locating mechanism 3 by the slide locating mechanism 3 being slidingly fitted, several
Workpiece group to be welded is divided into several sections in equal size, and the welding head assembly 6 of each welder 2 is to several to be welded in each section
Workpiece group is welded one by one, and the workpiece group to be welded just welded realizes the fast rapid hardening of solder joint under being quickly cooled down of cooling device
Gu.A workpiece group to be welded is often welded, the corresponding sliding pre-determined distance of slide locating mechanism 3 will be next adjacent to be welded
The lower section that workpiece group is sent to corresponding each welding head assembly 6 is connect, for welding.The multistation welding mode so recycled can
Part, welding, pickup continuous-flow type operation are put in realization, effectively increase production efficiency.Acted by 5 automatic control soldering of electric cabinet,
Weld interval and welding temperature, multiple solder joints in each workpiece group to be welded are once completed, solder joint solidification is fast, consistency is good,
Weld strength is high, solder joint is beautiful and easy to operate, effectively increases the degree of automation.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (11)
1. a kind of automation hot welding press, including engine base (1) and the welder (2), the cooling device that are installed on engine base (1)
With electric cabinet (5), which is characterized in that further include slide locating mechanism (3) and welding wire transport mechanism (4), the welder (2)
And welding wire transport mechanism (4) is correspondingly provided with several；
It is mounted on engine base (1) to each welder (2) interval pre-determined distance, each welder (2) includes liftable
Welding head assembly (6), slide locating mechanism (3) is installed on the lower section for being located at each welding head assembly (6) on engine base (1), sliding
Dynamic detent mechanism (3) is used to position several workpiece groups to be welded, and slide locating mechanism (3) drives between several workpiece groups to be welded
It has a rest sliding, to coordinate each welding head assembly (6) to weld several workpiece groups to be welded one by one；
Each welding wire transport mechanism (4) is mounted on the rear side for being located at each welder (2) on engine base (1), each welding wire transmission
Mechanism (4) is that corresponding welder (2) provides welding wire (9), welding wire (9) be transmitted in each welding head assembly (6) and
Between workpiece group to be welded, welded so that each welding head assembly (6) drives welding wire (9) to drop in workpiece group to be welded
It connects.
2. automation hot welding press according to claim 1, which is characterized in that each welder (2) further includes
Lifting assembly (10) and pressure adjusting part (11), lifting assembly (10) are installed on engine base (1), and pressure adjusting part (11) is solid
Due to the lift side of lifting assembly (10), welding head assembly (6) is fixed on pressure adjusting part (11) bottom, lifting assembly (10)
It is lifted for band dynamic pressure adjusting part (11) and welding head assembly (6), pressure adjusting part (11) is for adjusting plumb joint group
Part (6) acts on the pressure in workpiece group to be welded.
3. automation hot welding press according to claim 2, which is characterized in that the lifting assembly (10) includes column
(12), sliding chute seat (13), sliding block (14) and lifting actuator (15), the bottom end of column (12) are fixed on engine base (1), sliding chute seat
(13) it is fixed in column (12) upper end, sliding chute seat (13) includes two sliding rails being oppositely arranged and the connection for being fixed in two rail tips
Plate offers sliding slot on two sliding rails, and liftable is slidingly arranged in two sliding slots respectively for the both sides of sliding block (14), lifting driving
Part (15) is fixed on the connecting plate of sliding chute seat (13), and the piston rod of lifting actuator (15) is liftably set to sliding chute seat
(13) between two sliding rails, the piston rod bottom end of lifting actuator (15) and sliding block (14) are affixed.
4. automation hot welding press according to claim 3, which is characterized in that the pressure adjusting part (11) includes solid
Determine main body (16), elevating lever (17), spring (18) and regulation handle (19), stationary body (16) is fixed on sliding block (14), Gu
Determine to offer stepped hole (20) in main body (16) vertically, stepped hole (20) runs through the both ends of the surface of stationary body (16), elevating lever
(17) it is liftably set in stepped hole (20), the bottom end of elevating lever (17) extend out to stationary body (16) outside and and plumb joint
Component (6) is affixed, and elevating lever (17) periphery wall predeterminated position is equipped with holding block (21), and when installation, holding block (21) is held in rank
On cascaded surface in terraced hole (20), the upper hole section of stepped hole (20) is equipped with internal thread, regulation handle (19) close to top open part
Periphery wall for the cylindrical shape of top seal, bottom end is equipped with external screw thread, and spring (18) is placed in regulation handle (19), adjusts hand
Handle (19) is bolted in the top open part of stepped hole (20), and the top of elevating lever (17) is liftably set to regulation handle (19)
Interior, spring (18) is flexibly held between the top of elevating lever (17) and the roof of regulation handle (19).
5. automation hot welding press according to claim 4, which is characterized in that the welding head assembly (6) includes installation
Heater element (22) in the bottom end of elevating lever (17), the temperature sensor being installed on heater element (22), and be installed on
The weldering nozzle (23) of heater element (22) bottom, heater element (22) and temperature sensor are electrically connected with electric cabinet (5) respectively, hair
Thermal element (22) provides suitable welding temperature when being welded for weldering nozzle (23), when welding nozzle (23) decline welding, electric cabinet (5) control
Heater element (22) electrified regulation processed, after the completion of welding nozzle (23) welding, it is cold that electric cabinet (5) controls heater element (22) power-off
But.
6. automation hot welding press according to claim 1, which is characterized in that the slide locating mechanism (3) includes solid
The guide rail (24) being connected on engine base (1), the sliding block being slideably positioned on guide rail (24), the support base (25) being fixed on sliding block,
The loading plate (26) being fixed on support base (25), the positioning mold (27) being positioned on loading plate (26), opposite be fixed in are led
Two bearing blocks (28) at rail (24) both ends, leading screw (29), shaft coupling (30) and the leading screw actuator being fixed on engine base (1)
(31), screw hole is offered on support base (25), leading screw (29) is bolted in this screw hole, and the both ends of leading screw (29) are smooth shaft part,
The both ends of leading screw (29) are rotatably installed on by bearing on two bearing blocks (28), and one end of leading screw (29) is from a bearing block
(28) it stretches out, the output shaft of leading screw actuator (31) is mutually sequentially connected by shaft coupling (30) and the external part of leading screw (29).
7. automation hot welding press according to claim 6, which is characterized in that the loading plate (26) is equipped with locating slot
(32), the shape and peripheral dimension of locating slot (32) are suitable with the shape of positioning mold (27) and peripheral dimension, loading plate (26)
Front side be equipped with opening, be located on loading plate (26) at its front openings and open up that there are two notches (33).
8. automation hot welding press according to claim 6, which is characterized in that the positioning mold (27) includes mold master
Body (35), several magnetic sheets (36) and several compression bars (37), die main body (35) are strip plate body, die main body (35) middle part
Elongate holes (38) are offered along die main body (35) length direction, are located at elongate holes (38) on die main body (35) upper surface
Side open up the uniform first workpiece locating slot (39) of several spacing, offered and the first work on die main body (35) upper surface
The corresponding second workpiece locating slot (40) of part locating slot (39), second workpiece locating slot (40) have with the first workpiece locating slot (39)
There is a coincidence part (41), coincidence part (41) is used to accommodate the weld part of workpiece group to be welded, and second workpiece locating slot (40) is from strip
The side in shape hole (38) extends to opposite side, and die main body (35) upper surface offers and every 1 first workpiece locating slot (39)
Corresponding several compression bar storage tanks (42), each compression bar storage tank (42) are prolonged at the first corresponding workpiece locating slot (39)
The front end face through die main body (35) is stretched, one end of each compression bar (37) is articulated with the front end of each compression bar storage tank (42),
The other end of each compression bar (37) is inlaid with magnetic sheet (36), and also correspondence is inlaid with magnetic sheet (36) to each compression bar storage tank (42), when
Die main body (35) be placed in after rotation each compression bar storage tank (42) it is interior when, magnetic sheet (36) on each compression bar (37) with it is every
Magnetic sheet (36) in one compression bar storage tank (42) mutually adsorbs.
9. automation hot welding press according to claim 1, which is characterized in that the welding wire transport mechanism (4) includes upper
Rack (48), guide bracket (49), the first guiding tube (50), the second guiding tube (51), third guiding tube (52), gear (53),
Lower gear (54), welding wire hold down assembly (55), hose connector (56) and gear drive (57), stock shelf (48) include being fixed in
Fixed plate on engine base (1), side stretch in the support shaft of fixed plate side, and are bolted in the nut of support shaft external part, winding
There is the turntable (58) of welding wire (9) to be rotationally sheathed in support shaft, and is rotationally held between fixed plate and nut；Draw
Saddle (49) is fixed in welding wire (9) exit being located on engine base (1) on stock shelf (48), and guide bracket (49) has opposite two
Perpendicular wall and the connection wall for being fixed in the two perpendicular same side end faces of wall, offer through-hole on two perpendicular walls of guide bracket (49), and first
Guiding tube (50) is arranged in the through-hole of the perpendicular wall of stock shelf (48) side, and the second guiding tube (51) is arranged in another perpendicular wall
Through-hole in, between the first guiding tube (50) and the second guiding tube (51) rotatably arranged with have engagement install gear (53)
With lower gear (54), the outer end of gear (53) and lower gear (54) all has idler wheel, and guiding groove is offered on each idler wheel
(59), welding wire hold down assembly (55) be set between gear (53) and the second guiding tube (51), for welding wire (9) to be pressed in
In guiding groove (59), gear drive (57) is fixed in guide bracket (49), the output shaft and gear of gear drive (57)
(53) or lower gear (54) is affixed, for driving gear (53) or lower gear (54) intermittent rotary, the one of hose connector (56)
End and the output end of the second guiding tube (51) are connected, and the input terminal of the other end and third guiding tube (52) is connected, third guiding
Pipe (52) is fixed in welding head assembly (6), and welding wire (9) sequentially passes through the first guiding tube (50), guiding groove (59), the second guiding
(51), hose connector (56) and third guiding tube (52) are managed, welding wire (9) is finally stretched out from third guiding tube (52).
10. automation hot welding press according to claim 9, which is characterized in that the welding wire hold down assembly (55) include
Be integrally connected to the fixed blocks (60) of guide bracket (49), adjusting screw rod (61), holding piece (62), two bolts (63), compression spring (64),
Lower lock block (65) and elastic catheter (66) offer screw hole on fixed block (60), and adjusting screw rod (61) is bolted in this screw hole, adjust
The lower end of section screw rod (61) is equipped with holding piece (62) by two bolts (63), and holding piece (62) is rotationally sheathed on adjusting spiral shell
The upper end of the lower end of bar (61), compression spring (64) is fixed on holding piece (62), and lower end is fixed on lower lock block (65), elastic conducting
Pipe (66) is arranged in the input terminal of the second guiding tube (51), and lower lock block (65) is flexibly held on elastic catheter (66).
11. a kind of production technology of automation hot welding press as described in any one of claim 1 to 9, which is characterized in that including
Following steps：Several workpiece groups to be welded are positioned on slide locating mechanism (3), slide locating mechanism (3) drives several wait for
Welding workpiece group is moved to the lower sections of several welding head assemblies (6), and several workpiece groups to be welded are divided into several sections in equal size, each
Welding head assembly (6) welds several workpiece groups to be welded in each section one by one, has often welded a workpiece group to be welded, cold
But after device sends out cold wind to realize that a workpiece group to be welded has been welded in the quick solidification of solder joint, each welding head assembly (6),
Each welding head assembly (6) rises simultaneously, and slide locating mechanism (3) drives several workpiece groups to be welded to move pre-determined distance, with
Next workpiece group to be welded is welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810561350.3A CN108672870A (en) | 2018-06-04 | 2018-06-04 | Automate hot welding press and its production technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810561350.3A CN108672870A (en) | 2018-06-04 | 2018-06-04 | Automate hot welding press and its production technology |
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| CN108672870A true CN108672870A (en) | 2018-10-19 |
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Cited By (1)
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| CN113972312A (en) * | 2021-10-25 | 2022-01-25 | 深圳市联尚光电有限公司 | LED packaging device and packaging method |
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