A kind of compression bonding apparatus and compression bonding method of electronic component
Technical field
The present invention relates to electronic component mounting technique fields, more particularly to a kind of electronic part compression-bonding apparatus and its side
Method.
Background technique
Electronic product is the Related product using electric energy as working foundation, specifically includes that wrist-watch, smart phone, phone, TV
Machine, video disc player (VCD, SVCD, DVD), video recorder, video camera, radio, radio cassette player, combination sound box, compact disc player (CD), electricity
Brain, mobile communication product etc..Because early production is mainly the therefore named electronic product of basic original part with electron tube.It is a large amount of in electronic product
Use various electronic components, such as diode, interface, capacitor, resistance, inductance, transformer, potentiometer.Many electronic components
Installation be all to be crimped by press machine, traditional press machine is driven using hydraulic or cylinder, since pressing force controls
It is bad, it is be easy to cause pressing not in place or pressure excessive the problem of causing electronic component to damage, influences the production matter of electronic component
Amount.
Summary of the invention
The purpose of the present invention is to provide a kind of compression bonding apparatus of electronic component and compression bonding methods, pass through ball-screw-transmission
It is crimped, transmission stability is good, and transmission precisely, avoids generating damage to electronic component.
The first technical solution that the present invention takes is: a kind of compression bonding apparatus of electronic component, including rack 1, the work of rack 1
Make to be provided with stationary fixture 13 on platform, the top rotation of the rack 1 is provided at least two driving cog wheel cases 4, two transmissions
Rotation setting transition gear 7, transition gear 7 engage connection with driving cog wheel case 4 respectively between geared sleeve 4;The rack 1 it is upper
End is fixedly installed driving motor 2, and the output sleeve of driving motor 2 is equipped with driving gear 3, driving gear 3 and wherein one biography
The engagement connection of movable tooth wheel case 4;The driving cog wheel case 4 is internally provided with ball screw, and screw rod 5 passes through the top edge of rack 1
Vertical direction extends, and the bottom of screw rod 5 is fixedly connected with pressing part 10;The bottom of the pressing part 10 is equipped with nip portion 21;Institute
The lower part for stating rack 1 is provided with control cabinet 12 and sliding rail 26, is equipped with controller 29 in control cabinet 12, control cabinet 12 can be along sliding rail 26
Rack 1 is freely slid in and out, the tail portion of sliding rail 26 is provided with close to switch 27;It is arranged on the lower surface on the top of the rack 1
There is distance measuring sensor 8, distance measuring sensor 8 is for detecting the distance between pressing part 10 and stationary fixture 13;Driving motor 2 connects
Nearly switch 27 and distance measuring sensor 8 are electrically connected with controller 29 respectively;The pressing part 10 includes shell 15, the side wall of shell 15
On be provided with charging jacks 18, be internally provided with battery 16, battery 16 and the charging jacks 18 of shell 15 pass through conducting wire company
It connects;The lower section of battery 16 is provided with thermal insulation board 19, and the lower section of thermal insulation board 19 is provided with heating film 20, battery 16 and heating film
20 electrical connections;The lower section fitting of heating film 20 is provided with heat-conducting plate 14, and the lower surface of heat-conducting plate 14 is bonded nip portion 21.
Battery 16 can connect to power supply charging by charging jacks 18.Electric energy in battery 16 is transmitted to heating film 20
Heating film is set to generate heat, heat is transmitted to nip portion 21 by heat-conducting plate 14, and then is transmitted to electronic component and carries out hot pressing, guarantees pressure
It is more firm to connect.The setting of thermal insulation board is to prevent the heat in heating film 20 from distributing to completely cut off battery 16 and heating film 20
To space locating for battery, damaged to battery.
Further, it is provided with electric quantity monitoring device 17 on the battery 16, electric quantity monitoring device 17 is electrically connected with controller 29
It connects, power module is equipped in control cabinet 12, charging jacks 18 are electrically connected by conducting wire with power module.Electric quantity monitoring device monitoring electricity
Electricity in pond sends information to controller when electricity is lower than operating voltage, controller control power module in control cabinet with
Battery connection is battery automatic charging.
Further, it is provided with push and pull bar 25 in the front surface of the control cabinet 12, the top of control cabinet 12 is provided with
Operation panel 28.Manual push-pull control cabinet is facilitated to pass in and out rack by push and pull bar, operation panel facilitates control cabinet to operate.
Further, the surrounding of the stationary fixture 13 is provided with safe light curtain 11, and alarm 9 is provided in rack 1, peace
Full light curtain 11 and alarm 9 are electrically connected respectively at controller 29.Safe light curtain is made of light projector and light-receiving device two parts.Light projector
Device launches the infrared light of modulation, is received by light-receiving device, forms a catch net, when being to there is object to enter catch net, when from
In there is light to be blocked by object, by internal control route, light-receiving device circuit is reacted at once, i.e., exports one in output par, c
A signal is powered off to control cabinet 12, control cabinet 12, and driving motor 2 shuts down.
Further, the top of the screw rod 5 is provided with limit plate 6.The design of limit plate can prevent lead screw from crimp
Middle abjection.
Further, the distance measuring sensor 8 is infrared distance measuring sensor.Select infrared distance measuring sensor cost performance
It is higher, use cost can be reduced.
Further, the driving motor 2 is servo motor.Control speed, position precision can be made non-using servo motor
It is often accurate.
The second technical solution that the present invention takes is: a kind of compression bonding method of electronic component, for above-mentioned electronic component
In compression bonding apparatus, comprising the following steps:
(1) position that the shape judgement of the electronic component pressed as needed needs to compress, corresponds to the ministry of electronics industry for nip portion
The position of part is fixed in pressing part, then the electronic component crimped will be needed to be placed on stationary fixture and is fixed;
(2) control cabinet is extracted out from rack, control cabinet is separated with close to switch, and control cabinet is auto-power on, controller control
Driving motor processed rotates forward, and driving motor drives driving gear rotation, rotates to cover with nutating gear, and then drive silk
Bar rotation, screw rod drive pressing part to move down and press to electronic component;
(3) distance measuring sensor detects the distance between pressing part and stationary fixture A, when distance A reaches setting value, ranging
Sensor sends a signal to controller, and controller control driving motor rotates backward, so that pressing part rises return, staff
Electronic component after the completion of crimping is removed, new electronic component is reapposed and is crimped;
(4) control cabinet is pushed into rack after the completion of crimping work, control cabinet is with close to switch contact, and control cabinet is from dynamic circuit breaker
Electricity.
The beneficial effects of the present invention are:
1, compression bonding apparatus of the invention is crimped by using ball-screw-transmission, and transmission stability is good, and transmission is accurate,
It avoids generating damage to electronic component, improves crimp quality.
2, compression bonding apparatus of the invention can automatically power off when not in use, and maloperation is avoided to cause danger, highly-safe.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of electronic part compression-bonding apparatus of the present invention.
Fig. 2 is the mounting structure schematic diagram of driving cog wheel case in Fig. 1.
Fig. 3 is the structural schematic diagram of driving cog wheel case in Fig. 1.
Fig. 4 is the structural schematic diagram of pressing part in Fig. 1.
Fig. 5 is the mounting structure schematic diagram of control cabinet in Fig. 1 (control cabinet divides pull-out state from central rack).
The reference numerals are as follows:
1, rack;2, driving motor;3, driving gear;4, driving cog wheel case;5, screw rod;6, limit plate;7, transition gear;
8, ranging inductor;9, alarm;10, pressing part;11, safe light curtain;12, control cabinet;13, stationary fixture;14, heat-conducting plate;
15, shell;16, battery;17, electric quantity monitoring device;18, charging jacks;19, thermal insulation board;20, heating film;21, nip portion;22,
Gear part;23, ball sleeve;24, axle bearing mount portion;25, push and pull bar;26, sliding rail;27, close to switch;28, operation panel;
29, controller;101, upper bracket;102, lower bracket;103, column;104, workbench;1041 mounting holes;41, ladder hole;
411, step surface;231, retaining ring;221, tooth;151, upper plenum;152, lower cavity.
Specific embodiment
Below with reference to embodiment and attached drawing, the invention will be further described:
" upper and lower, left and right " of the present invention, on the basis of being the orientation locating for the electronic part compression-bonding apparatus shown in Fig. 1,
In Fig. 1, the top of compression bonding apparatus is rack " top ", otherwise under being, the left side of compression bonding apparatus is " left side " of rack,
It otherwise is the right side.
Embodiment 1
As shown in Figure 1, a kind of electronic part compression-bonding apparatus, including rack 1, rack 1 include horizontally disposed upper bracket 101
And lower bracket 102, it is connected between upper bracket 101 and lower bracket 102 by the column 103 being vertically arranged.The setting of workbench 104 exists
On lower bracket 102.Stationary fixture 13 is provided on workbench 104.The top rotation of upper bracket 101 is provided with two transmission gears
4 are covered, transition gear 7 is provided between two driving cog wheel cases 4, transition gear 7 is set to upper bracket 101, mistake by bearing rotation
It crosses gear 7 and engages connection with two driving cog wheel cases 4 respectively;The left side of upper bracket 101 is fixedly installed driving motor 2, drives
The output sleeve of dynamic motor 2 is equipped with driving gear 3, and driving gear 3 is engaged with the driving cog wheel case 4 close to 101 left side of upper bracket
Connection.Distance measuring sensor 8 is provided on the lower surface of upper bracket 101, distance measuring sensor 8 is for detecting pressing part 10 and fixing clamp
The distance between tool 13.Distance measuring sensor is the prior art, and distance measuring sensor used is infrared distance measuring sensor in this implementation,
Select Sharp GP2Y0A41SK0F model.Be not to required precision it is too high in the case where select infrared distance measuring sensor cost performance
It is higher, if laser range sensor also can be selected to the higher occasion of production requirement.
Referring to Fig. 1, Fig. 2 and Fig. 3, the central part of driving cog wheel case 4 axially opens up ladder hole 41, and ball sleeve 23 is sleeved on
In ladder hole 41, against the step surface 411 of ladder hole 41, the other end of ball sleeve 23 passes through retaining ring for one end of ball sleeve 23
231 blocks are equipped with ball in ladder hole 41 in ball sleeve 23.One end of driving cog wheel case 4 is equipped with axle bearing mount portion 24, separately
One end is coaxially provided with gear part 22, and gear part 22 is equipped with the tooth 221 engaged with driving gear 3.In the present embodiment, bearing is pacified
Dress portion 24 and gear part 22 and driving cog wheel case 4 are integrally machined molding, can guarantee machining accuracy and intensity in this way.Transmission gear
Set 4 is rotatably installed on upper bracket 101 by axle bearing mount portion 24, and gear part 22 is connected by meshing transmission with driving gear 3.Screw rod
5 are threaded through ball sleeve 23, and screw rod 5 and ball sleeve 23, ball collectively constitute ball leading screw driving pair.Referring to Fig. 1,5 edge of screw rod
Vertical direction extends, and lower end movably passes through upper bracket 101, and bottom end is fixedly connected with pressing part 10, and top is equipped with limit
Plate 6.
Referring to fig. 4, pressing part 10 includes shell 15, is provided with charging jacks 18 on the lateral wall of shell 15, shell 15
It is internally provided with battery 16, battery 16 is fixed by screws in shell 15, and battery 16 is with charging jacks 18 by leading
Line is electrically connected, and electric quantity monitoring device 17 is provided on battery 16, and electric quantity monitoring device 17 is used to monitor the electricity in battery 16.It stores
The lower section of battery 16 is provided with thermal insulation board 19, and thermal insulation board 19 is fixed by screws in shell 15, and thermal insulation board 19 divides shell 15
Independent two cavitys 151,152, battery 16 up and down is divided into be located in upper plenum 151.Being horizontally disposed in lower cavity 152 has hair
Hotting mask 20 and heat-conducting plate 14, battery 16 are electrically connected with heating film 20;The lower surface of heating film 20 is fitted and connected by heat-conducting glue
The lower part of heat-conducting plate 14, heat-conducting plate 14 is stretched out from shell 15, and lower surface is fitted and connected nip portion 21 by heat-conducting glue.At this
In embodiment example, there are six nip portion 21, is in cuboid.It in other embodiments, can be according to the shape of electronic component to be crimped
Design the nip portion of different sizes and quantity.Heating film 20, heat-conducting plate 14 and thermal insulation board 19 are the prior art, in the present embodiment
In, the exothermic material of heating film 20 selects carbon fiber, carbon fiber heating material long service life;Heat-conducting plate 14 and nip portion 21
Material selection beryllium copper, beryllium copper are excellent Heat Conduction Material and intensity with higher;Thermal insulation board 19 is made of glass fiber material,
The pyroconductivity of glass fibre is low, high temperature resistant, and mechanical performance with higher.
Referring to Fig. 1 and Fig. 5, mounting hole 1041 is offered in the workbench 104 of rack 1, control is installed in mounting hole 1041
Case 12 and sliding rail 26 processed.Sliding rail 26 is horizontally extending, and tail portion is fixedly installed close to switch 27.The preceding table of control cabinet 12
Face is equipped with push and pull bar 25, and the top of control cabinet 12 is equipped with operation panel 28, and operation panel 28 is equipped with controller 29.Control
The bottom end of case 12 is equipped with sliding slot compatible with sliding rail 26 or idler wheel, and control cabinet 12 is by sliding slot or idler wheel along 26 free skating of sliding rail
Into skidding off rack 1.Controller and close switch are the prior art, in the present embodiment, use Omron TL- close to switch
Q5MC1-Z model;Controller is Siemens S7300 model.Close to switch 27, distance measuring sensor 8 and driving motor 2 respectively with control
Device 29 processed is electrically connected.
Referring to Fig. 1, the surrounding of stationary fixture 13 is provided with safe light curtain 11, and alarm 9, safety light are provided in rack 1
Curtain 11 and alarm 9 are electrically connected respectively at controller 29.Safe light curtain and alarm are the prior art, in the present embodiment,
Safe light curtain selects Omron F3SR-B series;Alarm selects the sub- pine YS-BJ02 back yard industry combined aural and visual alarm in Hangzhou.
In another embodiment, electric quantity monitoring device 17,29 electricity of electric quantity monitoring device 17 and controller are provided on battery 16
Connection, control cabinet 12 is interior to be equipped with power module, and charging jacks 18 are electrically connected by conducting wire with power module.Pass through electric quantity monitoring device
Electricity in battery is monitored, controller is sent information to when electricity is lower than operating voltage, controller controls the power supply in control cabinet
Module is connect with battery, is battery automatic charging.
Below with reference to embodiment 1 explanation working principle of the present invention is as follows:
(1) position that the shape judgement of the electronic component pressed as needed needs to compress, by the corresponding electronics of nip portion 21
The position of component is fixed in pressing part 10, then the electronic component crimped will be needed to be placed on stationary fixture 13 and is consolidated
It is fixed;
(2) control cabinet 12 to be extracted out from rack 1, control cabinet 12 is separated with close to switch 27, and control cabinet 12 is auto-power on,
Controller 29 controls driving motor 2 and rotates forward, and driving motor 2 drives driving gear 3 to rotate, thus with nutating gear set 4
Rotation, and then screw rod 5 is driven to rotate, screw rod 5 drives pressing part 10 to move down and presses to electronic component;The electromagnetism in compaction process
20 heating power of heating film, heat are transmitted to nip portion 21 by heat-conducting plate 14 and are transmitted to electronic component progress hot pressing, protect
Card crimping is more firm;Safe light curtain 11 avoids that personal injury occurs during crimping, and alarm 9 issues when a failure occurs it
Alarm signal reminds staff to pay attention to.
(3) distance measuring sensor 8 detects pressing part 10 and 13 distance A of stationary fixture, when distance A reaches setting value, surveys
Controller 29 is sent a signal to away from sensor 8, controller 29 controls driving motor 2 and rotates backward, so that pressing part 10 rises back
Electronic component after the completion of crimping is removed, reapposes new electronic component and crimped by position, staff;
(4) control cabinet 12 is pushed into rack 1 after the completion of crimping work, control cabinet 12 is contacted with close to switch 27, is controlled
Case 12 automatically powers off.
Embodiment 2
Referring to Fig. 1, a kind of compression bonding method of electronic component, comprising the following steps:
(1) position that the shape judgement of the electronic component pressed as needed needs to compress, by the corresponding electronics of nip portion 21
The position of component is fixed in pressing part 10, then the electronic component crimped will be needed to be placed on stationary fixture 13 and is consolidated
It is fixed;
(2) control cabinet 12 to be extracted out from rack 1, control cabinet 12 is separated with close to switch 27, and control cabinet 12 is auto-power on,
Controller 29 controls driving motor 2 and rotates forward, and driving motor 2 drives driving gear 3 to rotate, thus with nutating gear set 4
Rotation, and then screw rod 5 is driven to rotate, screw rod 5 drives pressing part 10 to move down and presses to electronic component;
(3) distance measuring sensor 8 detects pressing part 10 and 13 distance A of stationary fixture, when distance A reaches setting value, surveys
Controller 29 is sent a signal to away from sensor 8, controller 29 controls driving motor 2 and rotates backward, so that pressing part 10 rises back
Electronic component after the completion of crimping is removed, reapposes new electronic component and crimped by position, staff;
(4) control cabinet 12 is pushed into rack 1 after the completion of crimping work, control cabinet 12 is contacted with close to switch 27, is controlled
Case 12 automatically powers off.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.