CN105428284B - The processing producing line of lead frame - Google Patents

The processing producing line of lead frame Download PDF

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Publication number
CN105428284B
CN105428284B CN201610029131.1A CN201610029131A CN105428284B CN 105428284 B CN105428284 B CN 105428284B CN 201610029131 A CN201610029131 A CN 201610029131A CN 105428284 B CN105428284 B CN 105428284B
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CN
China
Prior art keywords
lead frame
producing line
driven
processing producing
drive
Prior art date
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Active
Application number
CN201610029131.1A
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Chinese (zh)
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CN105428284A (en
Inventor
黄春杰
陈概礼
黄利松
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Shanghai Xinyang Semiconductor Material Co Ltd
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Shanghai Xinyang Semiconductor Material Co Ltd
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Priority to CN201610029131.1A priority Critical patent/CN105428284B/en
Publication of CN105428284A publication Critical patent/CN105428284A/en
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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
    • H01L21/67005Apparatus not specifically provided for elsewhere
    • H01L21/67011Apparatus for manufacture or treatment
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
    • H01L21/48Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
    • H01L21/48Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
    • H01L21/4814Conductive parts
    • H01L21/4821Flat leads, e.g. lead frames with or without insulating supports
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
    • H01L21/67005Apparatus not specifically provided for elsewhere
    • H01L21/67011Apparatus for manufacture or treatment
    • H01L21/67017Apparatus for fluid treatment
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
    • H01L21/67005Apparatus not specifically provided for elsewhere
    • H01L21/67011Apparatus for manufacture or treatment
    • H01L21/67144Apparatus for mounting on conductive members, e.g. leadframes or conductors on insulating substrates

Abstract

The invention discloses a kind of processing producing line of lead frame.The processing producing line of the lead frame includes material fetching mechanism, lead frame treatment trough, lead frame fixture, lead frame pushing equipment and water knife.The material-pulling device of the material fetching mechanism is driven by first driving means, and automatic work can be achieved.Semiconductor lead frame is maintained vertical position by the fixing structure of the lead frame treatment trough so that semiconductor lead frame occupies little space and soak time is grown, and obtains preferably immersion effect.The lead frame fixture, connecing liquid bath and can receiving the chemical pretreatment solution dripped on lead frame completely for setting, avoids chemical pretreatment solution from being dropped in the structures such as cylinder, guide rail and cause to corrode.

Description

The processing producing line of lead frame
Technical field
The present invention relates to the processing equipment of the lead frame of semiconductor applications, the processing production of particularly a kind of lead frame Line.
Background technology
In integrated circuit fields, the carrier as IC chip using lead frame is generally required.Lead frame is adopted The electrical connection of chip internal circuits exit and outer lead is realized with the bonding material of such as spun gold, aluminium wire, copper wire, forms electricity The key structure part of air circuit, it serves the function served as bridge connected with outer lead.Due to the high-precision life of integrated chip Production is required, it is necessary to which lead frame is smooth without burr.Thus, carry out chemical immersion is generally required, consequently facilitating further adding Work processing.The general efficiency comparison of processing equipment of the prior art to lead frame is low, operation setting is not very reasonable.
The content of the invention
An object of the present invention is to overcome deficiency of the prior art, there is provided a kind of automaticity is high, processing The processing producing line of the lead frame of efficiency high.
To realize object above, the present invention is achieved through the following technical solutions:
The present invention discloses a kind of processing producing line of lead frame.The processing producing line of the lead frame includes:
Material fetching mechanism, the material fetching mechanism include material-pulling device, first driving means and bearing part;The material-pulling device can Movably set, promote lead frame movably to set when the material-pulling device moves;The first driving means direct drive The material-pulling device is mobile or is movably set by material-pulling device described in actuator drives;The bearing part is arranged on described On the moving direction of material-pulling device, the bearing part is used to set with receiving the lead frame that the material-pulling device pushes;
Lead frame treatment trough, the lead frame treatment trough include cell body;The cell body has cavity volume, the appearance of the cell body Chamber is used for filling chemical pretreatment solution;
Lead frame fixture, the lead frame fixture include connecing liquid bath and clamping device;The liquid bath that connects has vallecular cavity, The vallecular cavity for connecing liquid bath can contain the chemical pretreatment solution dripped on lead frame;The clamping device is used for clamp leads framework And lead frame is set to be located above the vallecular cavity;
Lead frame pushing equipment, the lead frame pushing equipment include supporting mechanism, driven member and the second driving dress Put;The supporting mechanism is used for supporting wire framework;The driven member is movably disposed, and the driven member promotes position when moving Movably set in the lead frame on the supporting mechanism;Second drive device directly drives the driven member or passed through Transmission mechanism is set with driving the driven member;
Water knife, the water knife are arranged to wash away the semiconductor lead frame crossed by the lead frame treatment trough immersion treatment Burr on frame.
Preferably, the first driving means are electric rotating machine or straight line cylinder;The transmission device is feed screw nut, institute Stating feed screw nut includes nut and screw mandrel;The nut coordinates with the wire rod thread, and the nut can move along the screw mandrel Ground is sleeved on the screw mandrel;The material-pulling device is push pedal, and the push pedal is connected with the nut.
Preferably, the material fetching mechanism also includes guider, and the material-pulling device is arranged on the guider, institute State guider and limit the material-pulling device moving rail slash setting.
Preferably, holder is provided with the bearing part, the holder is used for clamp leads framework;The holder Set turnablely.
Preferably, the holder includes Holding seat and multigroup supporting rod;Multigroup supporting rod is arranged on the folder Hold on base;Every group of supporting rod includes two, and two supporting rods are oppositely arranged;Multigroup supporting rod is arranged at intervals.
Preferably, described lead frame material fetching mechanism also includes Displacement plate, and the Displacement plate is arranged on the bearing part On, and can be set close and far from the Holding seat.
Preferably, described lead frame material fetching mechanism also includes the second guide rail or the second chute, and the Displacement plate can edge Second guide rail is movably arranged on second guide rail or can be movably arranged at described second along second chute On chute.
Preferably, described lead frame material fetching mechanism also includes the second drive device, the second drive device driving The holder is turningly set.
Preferably, second drive device is rotary cylinder.
Preferably, the lead frame treatment trough also includes:
Transmission mechanism, the transmission mechanism are arranged in the cavity volume of the cell body;
Fixing structure, the fixing structure include at least two locating parts, and at least two locating part is along the transmission mechanism Rotation direction be arranged in order setting, be arranged at intervals between all two neighboring locating parts and the interval be more than or equal to and partly led The thickness of body lead frame.
Preferably, the transmission mechanism is chain or steel band;The chain includes multiple chain links being sequentially connected.
Preferably, the locating part is stop post or stop wall.
Preferably, the fixing structure also includes support member, and the support member is arranged on the transmission mechanism, the limit Position part is arranged on the support member.
Preferably, the support member opens up jagged and protuberance.The protuberance and breach of the support member are along described Front end and the tail end of the support member are separately positioned on the rotation direction of transmission mechanism.The breach has and the protuberance Identical shape and size.The protuberance of a support member in two neighboring support member is arranged to extend to another support member Breach in.
Preferably, the locating part includes main body, bottom and top.The bottom of the locating part is arranged on the driver On structure.Between spacing between the top of two neighboring locating part is set greater than between the main body of the two neighboring locating part Away from.
Preferably, the main body of the locating part is cylinder, and the bottom of the locating part is cone.
Preferably, the transmission mechanism is chain or steel band;The chain includes multiple chain links being sequentially connected.
Preferably, the spacing between the two neighboring locating part is identical with a zip length.
Preferably, mounting seat, the mounting seat edge and the rotation direction of the chain are provided with the chain link of the chain Vertical direction is provided projectingly;
The fixing structure also includes support member, and the support member is arranged in the mounting seat;The locating part is set On the support member.
Preferably, the lead frame treatment trough also includes power set.The power set be arranged to export power with The transmission mechanism is driven to operate.
Preferably, the lead frame treatment trough also includes upper lid.The upper lid is arranged on opening for the cavity volume of the cell body On mouth.The front end of the upper lid offers feeding mouth.The tail end of the upper lid offers material taking mouth.
Preferably, the lead frame treatment trough also includes discharging device and feeding device;
The discharging device includes the first clamping manipulator, and first clamping manipulator is arranged on above the cell body, The first clamping manipulator liftable simultaneously horizontally moveable is set;
The feeding device includes the second clamping manipulator, and second clamping manipulator is arranged on above the cell body, The second clamping manipulator liftable simultaneously horizontally moveable is set.
Preferably, the lead frame fixture also includes multigroup clamping jaw, and every group of clamping jaw number is two;Two in each group Individual clamping jaw can be remote and is provided proximally;The clamping jaw is located above the vallecular cavity.
Preferably, described lead frame fixture also includes the 3rd drive device, and the 3rd drive device driving is each Two clamping jaws in group are close to each other and are located apart from.
Preferably, described lead frame fixture also includes the second drive device, described in the second drive device driving First base is rotatably set along first axle.
Preferably, described lead frame fixture also includes the 3rd drive device;The first base is driven with described second Dynamic device connection, the 3rd drive device drive second drive device rotatably to be set along second axis;Described first Axis is vertical with the second axis.
Preferably, described lead frame fixture also includes the 3rd drive device and second base, and the first base can It is movably arranged in the second base;3rd drive device drives the second base rotatably to be set along second axis Put;The first axle is vertical with the second axis.
Preferably, second drive device and the 3rd drive device are electric rotating machine or rotary cylinder.
Preferably, described lead frame fixture also includes sliding block and guide rail, and the sliding block can be along the guide rail movably It is arranged on the guide rail;The first base is arranged on the sliding block;The guide rail is arranged in the second base.
Lead frame pushing equipment, it is characterised in that including:
Supporting mechanism, the supporting mechanism are used for supporting wire framework;
Driven member, the driven member are movably disposed, and are promoted when the driven member moves on the supporting mechanism Lead frame movably set;
Drive device, the drive device directly drive the driven member or by transmission mechanism with driving the driven member Set.
Preferably, the supporting mechanism includes supporting plate, and the supporting plate is provided with groove;The driven member is push rod; The push rod runs through the groove;The push rod can movably be set along the groove.
Preferably, described lead frame pushing equipment also includes the first guider, and the driven member can be along described One guider is movably arranged on first guider.
Preferably, first guider is the first guide rail, is provided with the first sliding block on first guide rail, described One sliding block can slidably be set along first guide rail;The driven member is connected with first sliding block.
Preferably, one piece or two pieces of sidewall panelings are provided with the supporting plate;The sidewall paneling protrudes from the supporting plate; Two pieces of supporting plates are arranged at intervals.
Preferably, multiple breach are provided with one piece or two pieces of supporting plates, the multiple breach is arranged at intervals.
Preferably, the transmission mechanism is non-contactly set with the driven member.
Preferably, the transmission mechanism includes magnetic part, and the drive device drives the magnetic part movably to set;Institute Stating driven member has magnetic, or be arranged on can be by the magnetic part attracts or repels mounting seat for the driven member;It is described Magnetic part is arranged at intervals with the driven member or the mounting seat.
Preferably, the transmission mechanism includes feed screw nut, and the feed screw nut includes screw mandrel and nut;The nut with The wire rod thread coordinates, and can be movably sleeved on the screw mandrel along the screw mandrel;The magnetic part connects with the nut Connect.
Preferably, described lead frame pushing equipment also includes the second guide rail, and the nut can be along second guide rail It is slidably arranged on second guide rail.
Preferably, the magnetic part is arranged in front of the driven member or the mounting seat, and the magnetic part is inhaled when moving Draw the driven member or mounting seat movement;Proximity switch is installed on the magnetic part;The proximity switch is positioned at described On driven member or the moving direction of the mounting seat.
Compared with prior art, the lead frame material fetching mechanism of the processing producing line of lead frame of the invention, passes through pusher Lead frame is pushed out on bearing part by device from magazine, is taken for manipulator.Turnover holder is set on bearing part, Manipulator is facilitated to take after upset.Holder uses multigroup supporting rod, can reduce the contact area with lead frame, for machinery Hand clamping provides more spaces.Material-pulling device is driven by first driving means, and automatic work can be achieved.First is set to be oriented to dress Put, the stabilization contributed in material-pulling device moving process, prevent deflection and damage lead frame.Holder using Holding seat and Supporting rod, make its simple in construction, reduce the risk for breaking lead frame.Displacement plate is movably disposed, convenient to adjust Displacement plate The distance between Holding seat, adapt it to the lead frame of sizes.The distance between Displacement plate and Holding seat are suitable The size of lead frame is answered, lead frame can be helped stably to be moved during being pushed and not skewed.
The fixing structure of the lead frame treatment trough of the processing producing line of the lead frame framework ties up semiconductor lead frame Hold in vertical position, the thickness direction that is to say semiconductor lead frame is length direction or the operating of lead frame treatment trough Direction so that semiconductor lead frame occupies little space and soak time is grown, so as to obtain preferable treatment effect.Use this Lead frame, can be totally immersed into chemical pretreatment solution by invention, and the more preferably described fixing structure for the treatment of effect is by semiconductor lead frame Frame maintains vertical position, the thickness direction that is to say semiconductor lead frame be lead frame treatment trough length direction or Rotation direction so that semiconductor lead frame occupies little space and soak time is grown, and is partly led so that water knife is easier to remove Burr on body lead frame, so as to reach higher required precision, there is good quality.
The lead frame fixture of the processing producing line of the lead frame, setting connect liquid bath and can receive lead frame completely The chemical pretreatment solution of upper drippage, chemical pretreatment solution is avoided to be dropped in the structures such as cylinder, guide rail and cause to corrode, so as to realize folder Hold, middle rotating function while protect plant equipment, extend service life.First base may move, be rotatably arranged, side Just the direction of lead frame is adjusted, is easy to coordinate with other mechanisms.
The lead frame pushing equipment of the processing producing line of the lead frame, supporting plate are used to place lead frame, utilized Driven member movement can easily push lead frame.It is oriented to when driven member moves by the first guider, it can be ensured that driven member Stably moved according to regulation route, prevent from damaging lead frame.Transmission mechanism includes magnetic part, using magnetic part suction or Repulsive force driving driven member movement, so as to make to set certain interval between driven member and magnetic part, when getting stuck, from Interval between moving part and magnetic part can make driven member have certain buffer distance.And when getting stuck, magnetic part and driven member It can also separate, the driving force of drive device will not be transferred to driven member, will not more be transferred to lead frame.Therefore, even if hair Life gets stuck, and driven member can stop moving in time, prevents from continuing to push lead frame and cause to damage, increases scrap cost.This Invention is additionally provided with proximity switch, is also possible to prevent driven member and is moved through limiting.The present invention is simple in construction, safe to use, can prevent Damage lead frame, rate of reducing the number of rejects and seconds and scrap cost
Brief description of the drawings
Fig. 1 is a kind of structural representation of the processing producing line of lead frame provided by the invention.
Fig. 2 is that the processing producing line of Fig. 1 lead frame is fitted without one of structural representation of part enclosure and support.
Fig. 3 is that the processing producing line of Fig. 1 lead frame is fitted without the two of the structural representation of part enclosure and support.
Fig. 4 is the structural representation of Fig. 1 the first clamping manipulator.
Fig. 5 is the structural representation of Fig. 2 lead frame material fetching mechanism.
The structural representation that Fig. 6 Fig. 1 holder and the second drive device coordinate.
The holder that Fig. 7 is Fig. 6 does not have the structural representation of clamp leads framework.
Fig. 8 is the structural representation of Fig. 5 magazine.
The cooperation schematic diagram of material-pulling device, first driving means and transmission device that Fig. 9 is Fig. 5.
Figure 10 is the structural representation of Fig. 2 lead frame treatment trough.
The lead frame treatment trough that Figure 11 is Figure 10 includes structural representation during upper lid.
Figure 12 is the enlarged diagram at the A in Figure 10.
Figure 13 is that the locating part of part first in Figure 12 is arranged on one of support member, structural representation on chain link.
The locating part of part first that Figure 14 is Figure 13 is arranged on support member, two of structural representation on chain link.
The locating part of part first that Figure 15 is Figure 14 is arranged on support member, the three-dimensional exploded view on chain link.
Figure 16 is the structural representation of Fig. 2 lead frame fixture;
Figure 17 is the structural representation that Figure 16 lead frame fixture is not located on bottom plate.
The clamping device that Figure 18 is Figure 16 is arranged on the structural representation connect on liquid bath.
Figure 19 is one of Fig. 2 structural representation of lead frame pushing equipment.
Figure 20 is the two of the structural representation of Figure 19 lead frame pushing equipment.
The lead frame pushing equipment that Figure 21 is Figure 19 is hiding part supporting mechanism along the left side of conveying direction of advance Structural representation.
Figure 22 is that Figure 21 lead frame pushing equipment hides the structural representation of supporting plate.
Figure 23 is that Figure 19 lead frame pushing equipment hides the structural representation of supporting plate and support.
Figure 24 is the structural representation that Figure 19 driven member is arranged on slide rail.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings:
Fig. 1 to Fig. 3 is referred to, it is a kind of structural representation of the processing producing line 801 of lead frame provided by the invention. The processing producing line 801 of the lead frame includes lead frame material fetching mechanism 600, lead frame treatment trough 100, lead frame folder Tool 500, lead frame pushing equipment 200 and water knife 450.As needed, in the present embodiment, grasped for the ease of automatic transfer Make, the processing producing line 801 of the lead frame includes corresponding discharging device and feeding device.The processing production of the lead frame Line 801 also includes corresponding computer operating equipment, shell, support etc., and it is not emphasis of the present invention, be will not be repeated here.
Also referring to Fig. 4, the discharging device includes the first clamping manipulator 105.First clamping manipulator 105 It is arranged on the top of cell body 101.The liftable of first clamping manipulator 105 simultaneously horizontally moveable is set.The feeding Device includes the second clamping manipulator 107.Second clamping manipulator 107 is arranged on the top of cell body 101.Described second The liftable of clamping manipulator 107 simultaneously horizontally moveable is set.
In use, the first clamping manipulator 105 is moved horizontally to grip lead frame, then it is moved to above vallecular cavity, the Two bases 1053 are vertically motionless, then the first mounting seat 1052 can drive the first clamping manipulator 105 to lift.First clamping The clamp leads framework of manipulator 105 can be by lead frame from the fixing structure 120 that feeding mouth 142 is put into vallecular cavity after declining. Conversely, the second clamping manipulator 107 rises after can gripping lead frame on the fixing structure 120 out of vallecular cavity from material taking mouth 144, The position specified is moved horizontally and is delivered to again.
Please continue to refer to Fig. 4, present invention additionally comprises first driving means 1051, the first driving means 1051 drive institute The first clamping manipulator 105 is stated to set up and down.First clamping manipulator 105 is arranged in the first mounting seat 1052, institute The first mounting seat 1052 is stated liftably to be arranged in the second mounting seat 1053.First driving means 1051 are cylinder, driving the One mounting seat 1052 rises and declined.Second mounting seat 1053 is arranged on support 1054 horizontally moveablely.Described The first guide rail 1055 is provided with one mounting seat 1052, second mounting seat 1051 is sleeved on first guide rail 1055. Second mounting seat 1053 can be arranged on the first guide rail 1055 up and down along first guide rail 1055.The support 1054 On be provided with the second guide rail 1056, second mounting seat 1051 can be slidably arranged in described along second guide rail 1056 On two guide rails 1056;First guide rail 1055 is vertically arranged;Second guide rail 1056 is horizontally disposed.Due to the first clamping machine Tool hand 105 can be with identical with the structure of the second clamping manipulator 107, and identical structure liftable can be used simultaneously in the second manipulator 107 Set, just repeat no more herein horizontally moveablely.
As shown in Fig. 5 to 9, it is a kind of lead frame material fetching mechanism 600 provided by the invention.The lead frame feeding Mechanism 600 includes bearing part 610 and holder 650.The holder 650 is arranged on the bearing part 610.The holder 650 include at least two supporting rods 655 and Holding seat 674.The supporting rod 655 is arranged on the Holding seat 674.Institute State supporting rod 655 can be one group, two or more sets.Include two supporting rods being oppositely arranged in each group of supporting rod 655 655.Two supporting rods 655 of in the vertical direction are one group.It is arranged at intervals between difference group supporting rod 655 so that folder can be consolidated Hold lead frame.As shown in figure 3, in the present embodiment, the supporting rod 655 is two groups of 65A, 65B.In at least two supporting rod The interval of lead frame can be housed by being provided between 655.The holder 650 is rotatably arranged.
Please continue to refer to Fig. 6 and Fig. 7, in the present embodiment, first supporting rod 121 and the supporting rod 655 are at least One is stop post or stop wall.In the present embodiment, the supporting rod 655 is four.Four supporting rods 655 are arranged to one The horizontally disposed rectangle in the long edge of bar, the short side of the rectangle are vertically arranged.
The lead frame material fetching mechanism 600 includes first driving means 663 and material-pulling device 690.In the present embodiment, The first driving means 663 are linear electric motors.Certainly, the first driving means 663 can also be cylinder, for example rotary pneumatic Cylinder.The first driving means 663 drive the material-pulling device 690 that the lead frame in following magazines 680 is pushed into the folder Hold between bar 665.
The holder 650 is arranged to be alternately rotated in horizontal, vertical two positions.The lead frame material fetching mechanism 600 also include four-drive device 670.The four-drive device 670 can be rotatably set on the bearing part 610.Institute Holder 650 is stated to be arranged on the four-drive device 670.In the present embodiment, the four-drive device 670 is rotation Cylinder.The anglec of rotation of the rotary cylinder is 90 degree.
For the ease of to promote track to be consistent without influenceing pusher precision, the lead frame material fetching mechanism 600 also include guider 667.The material-pulling device 690 is arranged on the guider 667, and the guider 667 limits The moving rail slash of material-pulling device 690 is made to set.In the present embodiment, the guider 667 is the first guide rail.Specifically Ground, first guide rail are work shape part.The material-pulling device 690 can be slidably arranged in described first along first guide rail and lead On rail.Certainly, the guider 667 can also be or the first chute.Now, the material-pulling device 690 can be along described first Chute is movably arranged on first chute.
In the present embodiment, in order to which relatively long distance pushes lead frame, the lead frame material fetching mechanism 600 also includes passing Dynamic device 631.The transmission device 631 is feed screw nut.The feed screw nut includes nut 633 and screw mandrel 635;The nut 633 coordinate with the screw thread of screw mandrel 635, and the nut 633 can be movably sleeved on the screw mandrel 635 along the screw mandrel 635. In the present embodiment, the material-pulling device 690 is push pedal, and the push pedal is connected with the nut 633.
Also referring to Fig. 8, it is a kind of magazine 680 disclosed in this invention.The madial wall of the magazine 680 offers Slot 682.As needed, two madial walls of the magazine 680 offer slot 682.The slot 682 is used to plug to draw Wire frame.The magazine 680 has single radial cut to be arranged to face with the holder 650.
Also referring to Fig. 9, the lead frame material fetching mechanism 600 also includes shift mechanism 685.The shift mechanism 685 are connected setting with the magazine 327.The shift mechanism 327 is used to be lifted or declined the magazine 680 with by magazine 680 Interior lead frame is directed at the holder 650 successively.The shift mechanism 685 includes servomotor or cylinder.
Please continue to refer to Fig. 6 to Fig. 7, for the ease of firm clamp leads framework, the lead frame material fetching mechanism 600 is also Including Displacement plate 642.The Displacement plate 642 is arranged on the bearing part 610, and can close and far from the Holding seat Set, consequently facilitating can adjust relative to the distance of the Holding seat, to clamp various sizes of lead frame.In this implementation In example, the lead frame material fetching mechanism 600 also includes the second guide rail 644.The Displacement plate 642 can be along second guide rail 644 are movably arranged at 644 on second guide rail.Of course, it is possible to second guide rail 644 is substituted using the second chute.This When.The Displacement plate 642 can be movably arranged on second chute along second chute.
For the ease of by the lead frame in the magazine 680 push to the supporting rod 655 of holder 650 between, institute Stating lead frame material fetching mechanism 600 also includes material-pulling device 690.The material-pulling device 690 is arranged to another with the magazine 680 One end open faces.In the present embodiment, the material-pulling device 690 is push pedal.The material-pulling device 690 is used for the material Lead frame in box 680 is pushed between the supporting rod 655 of the holder 650 successively.The material-pulling device 690 can wrap Cylinder is included, the piston rod of the cylinder is arranged to face with the lead frame in the magazine 680.In the present embodiment, institute Stating material-pulling device 690 includes cylinder 692 and push rod 694.The push rod 335 is arranged on the piston rod of the cylinder 692.It is described Material-pulling device 690 is arranged to face with the lead frame in the magazine 327.In the present embodiment, the phase of holder 650 It is rotatably arranged for the magazine 680.
As shown in Figure 10, Figure 11 and Figure 12, it is a kind of lead frame treatment trough 100 provided by the invention.The lead Framework treatment trough 100 includes cell body 101, transmission mechanism 110, fixing structure 120 and power set 130.
The cell body 101 has cavity volume.The cavity volume of the cell body 101 is used for filling chemical pretreatment solution.In the present embodiment, Semiconductor lead frame can be easy to flash removed by the processing of chemical pretreatment solution.The cell body 101 can be arranged on rectangular Body groove.It is envisioned that the top of the cell body 101 has opening.
Also referring to Figure 13, Figure 14 and Figure 15, the transmission mechanism 110 is arranged in the cell body 101.The transmission Mechanism 110 is used to drive lead frame.The transmission mechanism 110 can be the transmission belts such as steel band, belt.In the present embodiment, The transmission mechanism 110 realizes transmission using chain.As long as the quantity of the chain meets transmission requirement.In the present embodiment In, in order to which force balance is in order to transmit, the chain is two, and two chains be arranged in parallel.It is envisioned that institute Chain is stated to be connected in sequence by multiple chain links.Certainly, the transmission mechanism 110 can include gear to drive chain.It is described The chain link of transmission mechanism 110 has also been provided projectingly mounting seat 115.The mounting seat 115 is easy to implement to following locating parts 121 Set.
It is envisioned that the biography of semiconductor lead frame can be realized by the way of manpower rotation drive machine 110 It is defeated.The transmission mechanism 110 is driven to operate using power set 130 in the present embodiment.The power set 130 can be electricity Motivation.
The fixing structure 120 is not fallen off with by semiconductor lead frame in operation process, to realize chemical pretreatment solution Immersion.The fixing structure 120 includes at least two locating parts 121.The locating part 121 is along the driving member mechanism 110 Rotation direction be arranged on the transmission mechanism 110, to follow the transmission mechanism 110 to operate.In the present embodiment, it is described every Row's locating part 121 is provided with one chain.It is arranged at intervals between adjacent locating part 121 in same row.The interval is big In or equal to lead frame thickness so that lead frame is vertically contained in cell body 101 so that rationally utilize The inner space of cell body 101 so that the length of cell body 101 can be shorter, while extend soak time and reach preferable place Manage effect.The locating part 121 can be stopper posts or stop wall, as long as stop can be realized so that lead frame is vertically arranged In cell body 101.The stop wall can be realized for blind hole, the side wall of cavity volume plugs locating part 121 vertically.At this In embodiment, the locating part 121 is stop post.The locating part 121 includes main body 128, bottom 127 and top 129.It is described Bottom 127 is plugged or is welded on the transmission mechanism 110.Plugged for the ease of smoothly alignment and realization, the adjacent top Interval between end 120 is more than the spacing between the adjacent body 128.Specifically, in the present embodiment, the main body 128 For cylinder, the top 129 is cone.
For the ease of installing and improving support performance, the fixing structure 120 also includes support member 122.The support member 122 are arranged to tabular.The support member 122 is arranged on the chain link of the transmission mechanism 110.The support member 122 offers Breach 123 and protuberance 124.The breach 123, protuberance 124 are separately positioned on front end and the tail end of the support member 122. It should be noted that the "front", "rear" occurred in the present embodiment refers to the front and back of the rotation direction along transmission mechanism 110 To.
The locating part 121 is arranged on support member 122.The breach 123, protuberance 124 can ensure institute's limited location The mounting hole or weld part of part 121 are arranged in a straight line along same.An interval and described one between the two neighboring locating part 121 Individual zip length is identical, so as to ensure that the chain link of chain rotates a unit chain link with regard to that can transmit a lead frame, so as to just In the control to speed.
Prevent chemical pretreatment solution from volatilizing and causing to damage to environment and human body, the lead frame treatment trough to seal 100 also include upper lid 140.The upper lid 140 is arranged in the opening of the cavity volume of the cell body 101.For the ease of feeding and taking Material, the front end of the upper lid 140 offer feeding mouth 142, and the tail end of the upper lid offers material taking mouth 144.
As shown in Figure 16, Figure 17 and Figure 18, it is a kind of lead frame fixture 500 provided by the invention.The lead frame Frame fixture 500 includes connecing liquid bath 520 and clamping device 550.
The liquid bath 520 that connects has vallecular cavity 525.The vallecular cavity 525 can contain the chemical pretreatment solution dripped on lead frame. Lead frame, it is necessary to carry out subsequent treatment, for example passes through after the interior chemical pretreatment solution immersion of lead frame treatment trough 100 It is delivered to water knife and carries out deburring.It is then desired to the lead frame after chemical pretreatment solution is soaked carries out transfer, conveying.
The clamping device 550 is used for clamp leads framework, and lead frame is located at the top of vallecular cavity 525.The clamping Mechanism 550 can be arranged on the top for connecing liquid bath 520 by support, i.e., with the in the vertical direction face of vallecular cavity 525 Set.Certainly, the clamping device 550 can also be set directly at described connect on liquid bath 520.The clamping device 550 is gas Pawl or pneumatic-finger, it might even be possible to for manipulator etc..Preferably, described lead frame fixture 500 also includes multigroup clamping jaw 535.Every group of number of clamping jaw 532 is two.Two clamping jaws 535 in each group can be remote and are provided proximally;The clamping jaw 535 Above the vallecular cavity 525.
In the present embodiment, the lead frame fixture 500 also includes connector 560.The connector 560 includes installation Portion 565 and connecting portion 567.The installation portion 565 has bottom and top.The bottom of the installation portion 565 is arranged on the first bottom On seat 531, and the installation portion 565 is arranged to extend to along the short transverse of the side wall for connecing liquid bath 520 and connect described in protrusion Liquid bath 520.In the present embodiment, the installation portion 565 is vertically extended.The connecting portion 567 is arranged on described The top of installation portion 565.In the present embodiment, the 567 horizontally extending setting of connecting portion, along the width side of vallecular cavity 525 To the top of vallecular cavity 525 is extended to, so that the clamping device 550 on connecting portion 567 is located above vallecular cavity 525.The folder Mechanism 550 is held to be arranged on the connecting portion 565.
For the ease of realizing support, holding effect, the lead frame fixture 500 also includes Y shape clamping jaw 570.The Y shape Clamping jaw 570 is arranged on described connect in the vallecular cavity of liquid bath 520.The Y shape clamping jaw 570 is arranged on same with the clamping device 550 On bar straight line, in order to hold lead frame when the clamping device 550 loosens.
Described lead frame fixture 500 also includes the 3rd drive device 543.3rd drive device 543 drives often Two clamping jaws 535 in one group are close to each other and are located apart from.In the present embodiment, one of folder in each group Pawl 535 is disposed therein on the installation portion 565 of a connector 560.3rd drive device 543 drives the connector 560 are movably set.3rd drive device 543 is jaw or pneumatic-finger.
The lead frame fixture 500 also includes first base 531.The liquid bath 520 that connects is arranged on the first base Upper 531.The bottom of installation portion 565 is connected in the first base 531.The first base 531 is rotatably arranged.Institute The lead frame fixture 500 stated also includes the 5th drive device 542.5th drive device 542 drives the first base 531 are rotatably set along first axle.
Described lead frame fixture 500 also includes the 6th drive device 563.6th drive device 563 drives institute The 5th drive device 542 is stated rotatably to set along second axis.The first axle is vertical with the second axis, so that The lead frame can be realized to be rotated in different directions, in order to convey and operate.
Alternatively embodiment, described lead frame fixture 500 also include the 6th drive device 563 and second Base 532.The first base 531 is movably disposed at 532 in the second base.5th drive device 542 is driven The second base 532 is moved rotatably to set along first axle.
In the present embodiment, the 5th drive device 542 and the 6th drive device 563 are electric rotating machine or rotary pneumatic Cylinder.
In order to further ensure that stability when connecing the movement of liquid bath 520, described lead frame fixture 500 also includes sliding block 573 and guide rail 575.The sliding block 573 can be movably arranged on the guide rail 575 along the guide rail 575.The first base 531 are arranged on the sliding block 573.The guide rail 575 is arranged in the second base 532.
Moved in order that connecing liquid bath 520 in more direction, the lead frame fixture 500 also includes base 580.It is described 6th drive device 563 can be movably arranged on the base 580 in a second direction.In the present embodiment, it is described to connect liquid bath 520 coordinate feed screw nut by electric rotating machine (not shown) or only drive the 6th drive device 563 to move by cylinder. The electric rotating machine, feed screw nut or cylinder may be provided on base 580.
In order to further be easy to implement the transfer transport that is adjusted so that of position, the liquid bath 520 that connects in a second direction may be used Movably set.The first direction is vertical with the second direction.In the present embodiment, in order to realize the shifting of second direction Dynamic, the present invention realizes movement using straight line slide unit 590.The straight line slide unit 590 is arranged on base 580 and along second direction It is extended.It is described connect liquid bath 520 be arranged on the straight line slide unit 590 with realize be movably disposed in a second direction.
As shown in Figure 19 to Figure 22, it is that one kind provided by the invention states lead frame pushing equipment 200.It is described to state lead Framework pushing equipment 200 includes supporting mechanism 201, the drive device 220 of driven member 210 and second.
The supporting mechanism 201 is used to support whole equipment.The supporting mechanism 201 includes support 205, supporting plate 207. The supporting plate 207 is arranged on the support 205;First guider 206 is arranged on the following table of the supporting plate 207 Face;The upper surface of the supporting plate 207 can bearing semiconductor lead frame.The supporting plate 207 is defeated along the second drive device 220 The direction for going out active force offers groove 208.
For the ease of realizing the controllable of the direction of motion, the lead frame pushing equipment 200 also includes the first guider. The driven member 210 can be movably arranged on first guider along first guider.In the present embodiment, First guider is the first guide rail 206.Mounting seat 215 is provided with first guide rail 206.The mounting seat 215 Can slidably it be set along first guide rail 206.Driven member 210 is connected with mounting seat 215.In the present embodiment, described first Sliding block 219 can be slidably arranged on the first guide rail 206 along first guide rail 206.First sliding block 219 and the mounting seat 215 connections.
For the ease of coordinating with other transfers, clamping device, one piece or two pieces of sidewall panelings are provided with the supporting plate 207 274.The sidewall paneling 274 is set with protruding from the upper surface of supporting plate 207.Two pieces of sidewall panelings 274 are arranged at intervals.Institute State and be provided with multiple breach 275 on one piece or two pieces of sidewall panelings 274.The sidewall paneling 274 can prevent lead frame in movement During slide.The breach 275 is set, the manipulator of clamp leads framework can be facilitated to put lead frame from breach 275 Put in the upper surface of supporting plate 207, and placement location and the upper surface of supporting plate 207 will not be apart from excessive and break lead frame.
Also referring to Figure 23, the driven member 210 is arranged on the supporting mechanism 201.The driven member 210 is set To drive semiconductor lead frame to be moved relative to the supporting mechanism 201 when by active force.In the present embodiment, it is described Driven member 210 includes mounting seat 215 and push rod 218.The push rod 218 is arranged in the mounting seat 215.The mounting seat 215 offer chute.The chute matches setting with first guiding rail 206.The mounting seat 215 passes through the chute It is movably disposed relative to first guide rail 206.The push rod 218 can avoid lead frame and the mounting seat 215 Relative slip occurs, and good promotion effect can be ensured.The push rod 218 can be any stop member, for example boss Or projection.In the present embodiment, the push rod 218 is provided projectingly in mounting seat 215 for one to realize stop, locking function Arresting lever.The push rod 218 draws the groove 208 of supporting plate 207 described in extending into, and protrudes from the supporting plate 207.
Also referring to Figure 24, second drive device 220 can also include can be with the part of autonomous, for example band There is the vehicle of motor or engine.It is driven to drive that as long as second drive device 220 can export tractive force or thrust etc. Part 210 is realized mobile.Between the drive device 220 of driven member 210 and second can by connecting spring, rubber band or Rope band etc., as long as when the lead frame on driven member 210 is blocked by outside, stopped, the driven member 210 pushes away The resistance of dynamic lead frame becomes big, in addition swaged lead framework occurs and in the case of damaging lead frame, the driven member 210 Spring, rubber band or rope band between driven member 220 are broken and realize and separate, so that driven member 220 stops movement, i.e., Stop the extruding to lead frame.
In order to realize repeatable utilization material, the present embodiment realizes the driven member 210 and second using magnetic part 230 The separable setting of drive device 220.As long as the magnetic part 230, which can produce, can attract or repel the driven member 210 Magnetic action power, it is movably disposed using magnetic part 230, and drives the driven member 210 to move by magnetic action power It is dynamic.The magnetic part 230 can be arranged at least one between the drive device 220 of driven member 210 and second.For example, exist When the drive device 210 and driven member 220 are the materials such as metal, as long as the magnetic part 230 1.The magnetic part 230 can be separately positioned between the driven member 210 and driven member 220.The magnetic part 230 can be permanent magnet, or electricity Magnet etc..The magnetic part 230 caused magnetic between the driven member 210 and second drive device 220 attracts Power size, as long as driven member 210 can be driven to move.And the magnetic action power may be arranged as getting stuck When, magnetic part 230 can depart from driven member 210, and driven member 210 persistently promotes lead frame and damages lead during preventing from getting stuck Framework.
In the present embodiment, the lead frame pushing equipment 200 is realized by transmission mechanism and promoted.The transmission mechanism Including feed screw nut.The feed screw nut includes screw mandrel 254 and nut 252.It is defeated to meet in order to adapt to different separation requirements The various requirement of lead frame is sent, the magnetic part 230 is between second drive device 220 and the driven member 210 Magnetic action power can adjust, can be by adjusting size of current for example when magnetic part 230 is electromagnet.Of course, it is possible to pass through Change the distance of the active force of magnetic part 230 and realize the adjustable of magnetic force.In the present embodiment, magnetic is adjusted by nut 252 The position of property part 230.The magnetic part 230 is connected with the nut 252.The lead frame pushing equipment 200 also includes the Two guide rails 256.The nut 252 can be slidably arranged on second guide rail 256 along the second guide rail 256.
The lead frame pushing equipment 200 also includes proximity switch 278.The proximity switch 278 is arranged on described On magnetic part 230.Magnetic part 230 is located at the front of driven member 210, drives driven member 210 to move by attracting driven member 210. The proximity switch 278 is located on the driven member 210 or the moving direction of the mounting seat 218.The proximity switch 278 is used The second drive device 220 is caused to stop movement in the shut-off electric power when lead frame stops.Second drive device 220 can use motor acting energy.
In use, lead frame is placed on the upper surface of supporting plate 207.Second drive device 220 is driven by feed screw nut Magnetic part 230 is moved, and magnetic part 230 is moved using magnetic action gravitational attraction driven member 210.When driven member 210 moves, push rod 218 push make lead frame be moved to specified location positioned at the lead frame of the upper surface of supporting plate 207.During as got stuck, push away When the resistance that bar 218 is subject to is more than magnetic action power, driven member 210 and the disengaging of magnetic part 230 act on, can anti-throw-out lever 218 after It is continuous to promote lead frame and damage lead frame.
Preferred embodiments of the present invention are these are only, are not used to limit to protection scope of the present invention, it is any in the present invention Modification, equivalent substitution or improvement in spirit etc., all cover in scope of the presently claimed invention.

Claims (17)

1. the processing producing line of a kind of lead frame, it is characterised in that the processing producing line of the lead frame includes:
Material fetching mechanism, the material fetching mechanism include material-pulling device, first driving means and bearing part;The material-pulling device may move Ground is set, and promotes lead frame movably to set when the material-pulling device moves;Described in the first driving means direct drive Material-pulling device is mobile or is movably set by material-pulling device described in actuator drives;The bearing part is arranged on the pusher On the moving direction of device, the bearing part is used to set with receiving the lead frame that the material-pulling device pushes;
Lead frame treatment trough, the lead frame treatment trough include cell body;The cell body has cavity volume, and the cavity volume of the cell body is used In filling chemical pretreatment solution;
Lead frame fixture, the lead frame fixture include connecing liquid bath and clamping device;The liquid bath that connects has vallecular cavity, described The chemical pretreatment solution dripped on lead frame can be contained by connecing the vallecular cavity of liquid bath;The clamping device is used for clamp leads framework and made Lead frame is located above the vallecular cavity;
Lead frame pushing equipment, the lead frame pushing equipment include supporting mechanism, driven member and the second drive device;Institute State supporting mechanism and be used for supporting wire framework;The driven member is movably disposed, and is promoted when the driven member moves and is located at institute The lead frame stated on supporting mechanism is movably set;Second drive device directly drives the driven member or passes through transmission Mechanism is set with driving the driven member;
Water knife, the water knife are arranged to wash away on the semiconductor lead frame crossed by the lead frame treatment trough immersion treatment Burr.
2. the processing producing line of lead frame according to claim 1, it is characterised in that:The first driving means are rotation Motor or straight line cylinder;The transmission device is feed screw nut, and the feed screw nut includes nut and screw mandrel;The nut and institute Wire rod thread cooperation is stated, the nut can be movably sleeved on the screw mandrel along the screw mandrel;The material-pulling device is push pedal, The push pedal is connected with the nut.
3. the processing producing line of lead frame according to claim 1, it is characterised in that:The material fetching mechanism also includes being oriented to Device, the material-pulling device are arranged on the guider, and the guider limits the material-pulling device moving rail slash Set.
4. the processing producing line of lead frame according to claim 1, it is characterised in that:Clamping is provided with the bearing part Part, the holder are used for clamp leads framework;The holder is set turnablely.
5. the processing producing line of lead frame according to claim 4, it is characterised in that:The holder includes Holding seat With multigroup supporting rod;Multigroup supporting rod is arranged on the Holding seat;Every group of supporting rod includes two, and this two folders Bar is held to be oppositely arranged;Multigroup supporting rod is arranged at intervals.
6. the processing producing line of lead frame according to claim 4, it is characterised in that:Described lead frame material fetching mechanism Also include rotary cylinder, the rotary cylinder drives the holder turningly to set.
7. the processing producing line of lead frame according to claim 1, it is characterised in that:The lead frame treatment trough also wraps Include:
Transmission mechanism, the transmission mechanism are arranged in the cavity volume of the cell body;
Fixing structure, the fixing structure include at least two locating parts, the fortune of at least two locating parts along the transmission mechanism Turn direction and be arranged in order setting, be arranged at intervals between all two neighboring locating parts and the interval is drawn more than or equal to semiconductor The thickness of wire frame.
8. the processing producing line of lead frame according to claim 7, it is characterised in that:The transmission mechanism is chain or steel Band;The chain includes multiple chain links being sequentially connected.
9. the processing producing line of lead frame according to claim 7, it is characterised in that:The locating part is stop post or stopped Shelves wall.
10. the processing producing line of lead frame according to claim 7, it is characterised in that:The fixing structure also includes branch Support member, the support member are arranged on the transmission mechanism, and the locating part is arranged on the support member.
11. the processing producing line of lead frame according to claim 1, it is characterised in that:The lead frame treatment trough is also Including discharging device and feeding device;
The discharging device includes the first clamping manipulator, and first clamping manipulator is arranged on above the cell body, described First clamping manipulator liftable simultaneously horizontally moveable is set;
The feeding device includes the second clamping manipulator, and second clamping manipulator is arranged on above the cell body, described Second clamping manipulator liftable simultaneously horizontally moveable is set.
12. the processing producing line of lead frame according to claim 1, it is characterised in that:The lead frame fixture also wraps Multigroup clamping jaw is included, every group of clamping jaw number is two;Two clamping jaws in each group can be remote and are provided proximally;The clamping jaw position Above the vallecular cavity.
13. the processing producing line of lead frame according to claim 12, it is characterised in that:Described lead frame fixture is also Including the 3rd drive device, the 3rd drive device drives two clamping jaws in each group close to each other and remotely set Put.
14. the processing producing line of lead frame according to claim 13, it is characterised in that:The lead frame fixture also wraps Connector is included, the connector includes installation portion and connecting portion;
The installation portion has bottom and top, and the bottom of the installation portion is arranged on the side wall side for connecing liquid bath, and institute State installation portion be arranged to along the short transverse of the side wall for connecing liquid bath extend to it is prominent described in connect liquid bath;
The connecting portion is arranged on the top of the installation portion, is extended in along the vallecular cavity width above the vallecular cavity;
One of clamping jaw in each group is disposed therein on the installation portion of a connector;
3rd drive device drives the connector movably to set.
15. the processing producing line of lead frame according to claim 1, it is characterised in that:The supporting mechanism includes support Plate, the supporting plate are provided with groove;The driven member is push rod;The push rod runs through the groove;The push rod can be along institute Groove is stated movably to set.
16. the processing producing line of lead frame according to claim 15, it is characterised in that:One is provided with the supporting plate Block or two pieces of sidewall panelings;The sidewall paneling is set with protruding from the supporting plate;Two pieces of supporting plates are arranged at intervals;One piece or Multiple breach are provided with two pieces of side wall versions, the multiple breach is arranged at intervals.
17. the processing producing line of lead frame according to claim 15, it is characterised in that:The transmission mechanism includes magnetic Part, second drive device drive the magnetic part movably to set;The driven member has magnetic, or the driven member Being arranged on can be by the magnetic part attracts or repels mounting seat;Between the magnetic part and the driven member or the mounting seat Every setting.
CN201610029131.1A 2016-01-15 2016-01-15 The processing producing line of lead frame Active CN105428284B (en)

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Publication number Priority date Publication date Assignee Title
CN109103128B (en) * 2018-08-09 2021-08-27 重庆市嘉凌新科技有限公司 Cutting mechanism for lead frame belt
CN110190000B (en) * 2019-05-27 2020-10-13 山东新恒汇电子科技有限公司 Production system of lead frame
CN111106047B (en) * 2020-01-09 2021-01-26 天水华洋电子科技股份有限公司 Lead frame material receiving machine

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CN104576408A (en) * 2014-12-31 2015-04-29 上海新阳半导体材料股份有限公司 Lead frame processing device
CN205385012U (en) * 2016-01-15 2016-07-13 上海新阳半导体材料股份有限公司 Line is produced in processing of lead frame

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KR20120138602A (en) * 2011-06-14 2012-12-26 (주)테크윙 Pick and place apparatus for test handler
CN202307815U (en) * 2011-10-21 2012-07-04 顺德工业(江苏)有限公司 Emptying control device in integrated circuit lead frame production line
CN104576408A (en) * 2014-12-31 2015-04-29 上海新阳半导体材料股份有限公司 Lead frame processing device
CN205385012U (en) * 2016-01-15 2016-07-13 上海新阳半导体材料股份有限公司 Line is produced in processing of lead frame

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