CN109979855B - Micron-sized cold welding manual device for integrated circuit connection - Google Patents

Micron-sized cold welding manual device for integrated circuit connection Download PDF

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Publication number
CN109979855B
CN109979855B CN201910250642.XA CN201910250642A CN109979855B CN 109979855 B CN109979855 B CN 109979855B CN 201910250642 A CN201910250642 A CN 201910250642A CN 109979855 B CN109979855 B CN 109979855B
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China
Prior art keywords
sliding block
sliding
lead screw
rod
bearing
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Expired - Fee Related
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CN109979855A (en
Inventor
钟蓉
仇成功
甄龙云
张淼
周建华
孙浩然
郑蓓蓉
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Wenzhou University
Institute of Laser and Optoelectronics Intelligent Manufacturing of Wenzhou University
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Wenzhou University
Institute of Laser and Optoelectronics Intelligent Manufacturing of Wenzhou University
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Publication of CN109979855A publication Critical patent/CN109979855A/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • 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
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • 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
    • H01L21/67126Apparatus for sealing, encapsulating, glassing, decapsulating or the like
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • 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
    • H01L21/6715Apparatus for applying a liquid, a resin, an ink or the like

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Welding Or Cutting Using Electron Beams (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The invention relates to a micron-sized cold welding manual device for connecting an integrated circuit. The invention is realized by the following technical scheme, comprising the following steps: send line mechanism (mainly by first base, first montant, lead screw, bearing frame, bearing, first slide bar, screw nut seat, lead screw wrench movement cap, crossbeam chain piece, short crossbeam, long crossbeam, first angle support that can change, can not change angle support, string line hook, solidus pole, line clip and constitute), the workstation (set up send line mechanism one side, mainly constitute by round platform, first slider, second base, second slide bar, adjusting bolt), high power microscope and some gluing mechanism. The invention has the advantages that: the laser welding is replaced, the connecting wire and the sample are connected by the conductive adhesive, the welding is performed at normal temperature, and the material microstructure is not damaged; replace traditional hand-held type liquid welding, improve the welded precision, reduce the fault rate simultaneously.

Description

Micron-sized cold welding manual device for integrated circuit connection
Technical Field
The invention relates to a micron-sized cold welding manual device for connecting an integrated circuit.
Background
With the development of modern science and technology, chip technology is also continuously updated, and the chip technology continuously tends to be integrated and intelligent. Therefore, the connecting circuit lines between chips are also important in the chip integration process. Because the chip connection technology in the prior scientific research is mostly laser welding, local high temperature is generated during welding, and the micro-morphology of the material and the structure of the micro-nano equipment are often damaged; meanwhile, the laser welding speed is too fast and is not easy to control, and high welding failure rate is easy to cause; in addition, during laser welding, the material of the bonding pad is required to be copper, and the surface roughness of the bonding pad cannot be too high, so that the use of the laser welding in scientific research activities is limited. Both of these problems are urgently needed as a new solution.
Disclosure of Invention
The invention provides a micron-sized cold welding manual device for connecting an integrated circuit.
In order to solve the technical problems, the invention is realized by the following technical scheme, comprising the following steps:
the wire feeding mechanism mainly comprises a first base, a first vertical rod, a screw rod, a bearing seat, a bearing, a first sliding rod, a screw rod nut seat, a screw rod twisting cap, a cross beam connecting block, a short cross beam, a long cross beam, a first angle-rotatable support, an angle-non-rotatable support, a wire hanging hook, a wire fixing rod and a wire clamp; the first vertical rod is vertically arranged on one side of the first base, 2 long cross beams are horizontally arranged at the upper end of the first vertical rod through a cross beam linking block, 2 bearing seats are arranged at the lower end of the first vertical rod through a bearing seat linking block, bearings are arranged in the bearing seats respectively, the first sliding rods are arranged at two ends of the bearing seats respectively, two ends of a lead screw are connected with the bearings respectively, a lead screw nut is fixed below a lead screw nut seat and is in threaded fit with the lead screw, the seat end of the lead screw nut is arranged on the first sliding rod in a penetrating way and is in sliding fit with the first sliding rod, a lead screw twisting cap is fixed at the top of the lead screw, a short cross beam is horizontally arranged on the lead screw nut through the cross beam linking block, a wire hanging hook is arranged on the long cross beam above the first vertical rod through a non-rotatable angle bracket, and a wire fixing rod is arranged on the long cross beam below the, the wire clamp is arranged on the short cross beam through a first angle-rotatable bracket;
the workbench is arranged on one side of the wire feeding mechanism and mainly comprises a circular table, a first sliding block, a second base, a second sliding rod and an adjusting bolt, the first sliding block is assembled in a concave opening of the second base through the second sliding rod and the adjusting bolt, and the bottom of the circular table is assembled in the concave opening of the first sliding block through the second sliding rod and the adjusting bolt;
the high power microscope is arranged on one side of the workbench and used for observing the chip placed on the circular truncated cone;
the dispensing mechanism is arranged on one side of the high power microscope and mainly comprises a third base, a second vertical rod, a lead screw, a bearing seat, a bearing, a lead screw nut seat, a third slide rod, a lead screw twisting cap, a cross beam linking block, a short cross beam, a second angle-adjustable support and a dispensing pen, wherein the second vertical rod is vertically arranged on one side of the third base, 2 bearing seats are respectively arranged on the second vertical rod through the bearing seat linking block, the bearing is respectively arranged in the bearing seats, the third slide rod is respectively arranged at two ends of the bearing seats, two ends of the lead screw are respectively connected with the bearing, the lead screw nut is fixed below the lead screw nut seat and is in threaded fit with the lead screw, two ends of the lead screw nut seat are arranged on the third slide rod in a penetrating manner and are in sliding fit with the third slide rod, the lead screw twisting cap is fixed at the top of the lead screw, and the short cross beam is, the dispensing pen is installed on the short beam through a second angle-rotatable support.
The micron-sized cold welding manual device for connecting the integrated circuit is characterized in that: the non-angle-rotatable support is mainly composed of a sliding seat and a fixed mounting frame, the sliding seat is mainly composed of a second sliding block, a third sliding block and a fourth sliding block, a first groove, a second groove and a third groove are formed in the second sliding block, the third sliding block and the fourth sliding block respectively, the second sliding block is arranged on a sliding rail of the long cross beam in a sliding mode through a dovetail groove, the upper end of the third sliding block is assembled in the first groove of the second sliding block through an adjusting bolt and a fourth sliding rod, the lower end of the third sliding block is assembled in the third groove of the fourth sliding block through an adjusting bolt and a fourth sliding rod, the fixed mounting frame is fixed at the front end of the fourth sliding block, and the wire hanging hook and the wire fixing rod are installed on the corresponding fixed mounting frame respectively.
The micron-sized cold welding manual device for connecting the integrated circuit is characterized in that: first rotatable angle support mainly comprises sliding seat and rotatory mounting bracket, the sliding seat mainly comprise second slider, third slider, fourth slider, be equipped with first recess, second recess, third recess on second slider, third slider, the fourth slider respectively, the second slider passes through dovetail slidable setting and is in on the slide rail of short-span beam, third slider upper end is in through adjusting bolt, fourth slide bar assembly in the first recess of second slider, third slider lower extreme passes through adjusting bolt, fourth slide bar assembly and is in the third recess of fourth slider, rotatory mounting bracket passes through rotatable the installing of adjusting bolt fourth slider front end, the line clip is installed on the rotatory mounting bracket that corresponds.
The micron-sized cold welding manual device for connecting the integrated circuit is characterized in that: the rotary mounting frame is provided with an arc-shaped groove, and the front end of the fourth sliding block is provided with a positioning shaft matched with the arc-shaped groove.
The micron-sized cold welding manual device for connecting the integrated circuit is characterized in that: the wire fixing rod fixes a connecting wire through a first transversely-cut gap at the front end and a round hole.
The micron-sized cold welding manual device for connecting the integrated circuit is characterized in that: and the wire clamp is matched with the screwing screw rod through a second slit which is longitudinally cut at the front end to clamp the connecting wire.
The micron-sized cold welding manual device for connecting the integrated circuit is characterized in that: the rear end of the wire clamp is connected with the rotary mounting frame through threads.
The micron-sized cold welding manual device for connecting the integrated circuit is characterized in that: the glue dispensing pen adopts conductive glue to connect the connecting wire to the sample.
The micron-sized cold welding manual device for connecting the integrated circuit is characterized in that: and a fifth sliding block is arranged in the groove in front of the fourth sliding block through an adjusting bolt and a fifth sliding rod, and the fixed mounting frame is arranged on the fifth sliding block.
The micron-sized cold welding manual device for connecting the integrated circuit is characterized in that: and a fifth sliding block is arranged in a groove in front of the fourth sliding block through an adjusting bolt and a fifth sliding rod, and the rotary mounting frame is arranged on the fifth sliding block.
The micron-sized cold welding manual device for connecting the integrated circuit has the following advantages:
1. the laser welding is replaced, the connecting wire and the sample are connected by the conductive adhesive, the welding is performed at normal temperature, and the material microstructure is not damaged;
2. the traditional handheld liquid welding is replaced, the welding precision is improved, and meanwhile, the error rate is reduced;
3. fine adjustment of 0-6mm can be performed on the connecting line and the dispensing pen up and down, left and right, and front and back, so that accurate control is realized;
4. the device has no requirement on the welding disc material and no requirement on the surface roughness of the welding disc;
5. the minimum pad size has been decided to the point of this device's point and some export size, can adjust welded size scope through changing point and glue the pen, and the flexibility ratio is high.
Drawings
In order that the present invention may be more readily understood, reference is now made to the following detailed description taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic structural diagram of a micro-scale cold-welding hand-held device for integrated circuit connection according to the present invention;
FIG. 2 is a schematic structural view of the wire feeding mechanism of the present invention;
FIG. 3 is a schematic view of the structure of the inventive work bench;
FIG. 4 is a schematic diagram of a high power microscope of the present invention;
FIG. 5 is a schematic structural view of the dispensing mechanism of the present invention;
FIG. 6 is a cross-sectional view of the lead screw, bearing mount, bearing, lead screw nut of the present invention;
FIG. 7 is a schematic view of the non-rotatable angle bracket of the present invention;
FIG. 8 is a schematic view of a first rotatable bracket according to the present invention;
FIG. 9 is a schematic view of a second rotatable bracket according to the present invention;
FIG. 10 is a schematic view of the structure of the wire fixing rod of the present invention;
fig. 11 is a schematic view of the construction of the wire clamp of the present invention.
Detailed Description
As shown in fig. 1, the micrometer-scale cold welding manual device for integrated circuit connection of the present invention comprises: the device comprises a wire feeding mechanism a, a workbench b, a high power microscope c and a dispensing mechanism d. The workbench b is arranged on one side of the wire feeding mechanism a, the high-power microscope c is arranged on one side of the workbench b, and the glue dispensing mechanism d is arranged on one side of the high-power microscope c.
As shown in fig. 2 or 6, the wire feeding mechanism a mainly comprises a first base 1, a first vertical rod 2, a lead screw 3, a bearing seat 4, a bearing 5, a first slide rod 6, a lead screw nut 7, a lead screw nut seat 8, a lead screw twisting cap 9, a beam link block 10, a short beam 11, a long beam 12, a first angle-rotatable bracket 13, an angle-non-rotatable bracket 14, a wire hanging hook 15, a wire fixing rod 16 and a wire clamp 17. The first vertical rod 2 is vertically arranged on one side of the first base 1 and is fixed through screws. 2 long crossbeam 12 passes through the horizontal installation of crossbeam linking piece 10 in first montant 2 upper end, just long crossbeam 12 is upper and lower interval arrangement. 2 the bearing seats 4 are installed at the lower end of the first vertical rod 2 through bearing seat linking blocks 18, and the bearing seat linking blocks 18 and the first vertical rod 2 are fixed through screws. The bearings 5 are respectively installed in the bearing seats 4, and the 2 first sliding rods 6 are respectively installed at two ends of the bearing seats 4. And two ends of the lead screw 3 are respectively connected with the inner ring of the bearing 5. The screw nut 7 is fixed below the screw nut seat 8 and is in threaded fit with the screw 3. The two ends of the screw nut seat 8 penetrate through the first sliding rod 6 to be in sliding fit with the first sliding rod, the screw twisting cap 9 is fixed to the top of the screw 3 and fixed through the pin, and the screw twisting cap 9 is rotated to drive the screw to transmit, so that the up-and-down movement is achieved. The short beam 11 is horizontally installed on the screw nut seat 8 through a beam linking block 10, the wire hanging hook 15 is installed on the long beam 12 above the first vertical rod 2 through an unrotatable angle support 14, the wire fixing rod 16 is installed on the long beam 12 below the first vertical rod 2 through an unrotatable angle support 14, and the wire clamp 17 is installed on the short beam 11 through a first rotatable angle support 13.
As shown in fig. 3, the working table b mainly comprises a circular table 19, a first slider 20, a second base 21, a second slide bar 22, and an adjusting bolt 23. The first sliding block 20 is assembled in the concave opening of the second base 21 through a second sliding rod 22 and an adjusting bolt 23, so that the first sliding block 20 can be finely adjusted on the second base 21 by 0-20 mm. The bottom of the circular truncated cone 19 is assembled in the concave opening of the first sliding block 20 through a second sliding rod 22 and an adjusting bolt 23, so that the circular truncated cone 19 can be finely adjusted by 0-20mm on the first sliding block 20.
As shown in fig. 4, the high power microscope c is used for observing the chip 24 placed on the circular platform 19 and the connecting wires placed on the chip 24, so that an operator can conveniently connect the chip 24 and the connecting wires through a dispensing mechanism.
As shown in fig. 5 or 6, the dispensing mechanism d mainly includes a third base 21a, a second vertical rod 25, a lead screw 3, a bearing seat 4, a bearing 5, a lead screw nut 7, a lead screw nut seat 8, a third slide rod 28, a lead screw twisting cap 9, a beam link block 10, a short beam 11, a second rotatable angle bracket 13a, and a dispensing pen 26. The second vertical rod 25 is vertically installed on one side of the third base 21a and is fixed by a screw. The 2 bearing seats 4 are respectively installed on the second vertical rods 25 through bearing seat linking blocks 18. The bearings 5 are respectively installed in the bearing seats 4, the third slide bars 28 are respectively installed at two ends of the bearing seats 4, and two ends of the lead screw 3 are respectively connected with inner rings of the bearings 5. The screw nut 7 is fixed below the screw nut seat 8 and is in threaded fit with the screw 3. And two ends of the lead screw nut seat 8 are arranged on the third sliding rod 28 in a penetrating way and are in sliding fit with the third sliding rod. The screw twisting cap 9 is fixed on the top of the screw 3 and fixed through a pin, and the screw is driven to move up and down by rotating the screw twisting cap 9. The short beam 11 is horizontally arranged on the lead screw nut seat 8 through a beam link block 10. The dispensing pen 26 is mounted on the short beam 11 through a second angle-rotatable bracket 13 a. The dispensing pen 26 uses conductive glue to connect the connecting wires to the chip.
Further, as shown in fig. 7, the non-rotatable angle bracket 14 is mainly composed of a sliding seat 29 and a fixed mounting frame 30. The sliding seat 29 mainly comprises a second sliding block 31, a third sliding block 32 and a fourth sliding block 33. The second slider 31, the third slider 32 and the fourth slider 33 are respectively provided with a first groove 34, a second groove 35 and a third groove 36. The second slider 31 is slidably disposed on a slide rail 38 of the long beam 12 through a dovetail groove 37, the upper end of the third slider 32 is assembled in the first groove 34 of the second slider 31 through an adjusting bolt 23 and a fourth slide bar 39, and the lower end of the third slider 32 is assembled in the third groove 36 of the fourth slider 33 through an adjusting bolt 23 and a fourth slide bar 39. The fixed mounting frame 30 is fixed at the front end of the fourth sliding block 33 through screws. The wire hanging hook 15 and the wire fixing rod 16 are respectively installed on the corresponding fixed installation frame 30 and fixed through screws. Through the structure, the wire hanging hook and the wire fixing rod can be finely adjusted by 0-6mm up and down, left and right and back and forth.
Further, as shown in fig. 8, the first rotatable angle bracket 13 is mainly composed of a sliding seat 29 and a rotation mounting frame 40. The sliding seat 29 mainly comprises a second sliding block 31, a third sliding block 32 and a fourth sliding block 33. The second slider 31, the third slider 32 and the fourth slider 33 are respectively provided with a first groove 34, a second groove 35 and a third groove 36, the second slider 31 is slidably arranged on a slide rail 38 of the short beam 11 through a dovetail groove 37, the upper end of the third slider 32 is assembled in the first groove 34 of the second slider 31 through an adjusting bolt 23 and a fourth slide bar 39, the lower end of the third slider 32 is assembled in the third groove 36 of the fourth slider 33 through the adjusting bolt 23 and the fourth slide bar 39, and the rotary mounting frame 40 is rotatably arranged at the front end of the fourth slider 33 through the adjusting bolt 23. The wire clamps 17 are mounted on corresponding swivel mounts 40. Through the structure, the wire clamp 17 and the dispensing pen 26 can be finely adjusted by 0-6mm up and down, left and right and back and forth. As shown in fig. 9, the main structure of the second rotatable angle bracket 13a is the same as that of the first rotatable angle bracket 13, and the only difference is that the rotary mounting frame at the front end of the second rotatable angle bracket 13a is a flat plate structure, and the dispensing pen can be directly fixed on the rotary mounting frame by bolts.
Further, as shown in fig. 8, an arc-shaped groove 41 is formed in the rotating mounting frame 40, a positioning shaft 42 matched with the arc-shaped groove 41 is arranged at the front end of the fourth slider 33, and the rotating mounting frame 40 is fixed and adjusted through an adjusting bolt 23, so that the rotating mounting frame 40 can be adjusted in an angle within a limited range.
Further, as shown in fig. 10 to 11, the wire fixing rod 16 fixes the connecting wire through the first slit 43 transversely cut at the front end and the circular hole 44, and when fixing, the connecting wire enters the circular hole 44 through the first slit 43. The wire clamp 17 is matched with the screwing screw 48 through the second slit 45 which is longitudinally cut at the front end to clamp the connecting wire, the connecting wire is placed into the second slit 45 during fixing, and then the screw 48 is screwed.
Further, as shown in fig. 11, the rear end of the wire clip 17 is connected to the rotation mounting bracket 40 by a screw 49, so that the front and rear positions of the wire clip 17 can be adjusted and the angle can be changed.
Furthermore, a fifth sliding block 46 is assembled in a groove in front of the fourth sliding block 33 through an adjusting bolt 23 and a fifth sliding rod 47, and the fixed mounting frame 30 is mounted on the fifth sliding block 46. The left and right positions of the fixed mounting frame 30 can be finely adjusted within 0-6 mm.
Furthermore, a fifth sliding block 46 is assembled in a groove in the front of the fourth sliding block 33 through an adjusting bolt 23 and a fifth sliding rod 47, and the rotary mounting frame 40 is mounted on the fifth sliding block 46. The left and right positions of the rotary mounting frame 40 can be finely adjusted within the range of 0-6 mm.
The working principle is as follows: firstly, the connecting wire disk is hung in the wire hanging hook, the connecting wire is pulled out and put into the round hole at the head part of the wire fixing rod, and then the connecting wire disk is fixed on the wire clamp. And secondly, moving the connecting wire clamped by the wire clamp to the position above the sample on the workbench. And the connecting wire clamped by the wire clamp is finely adjusted to a proper position through microscope positioning. And then moving the dispensing pen to the upper part of the sample of the workbench through the sliding seat, observing under a microscope, and finely adjusting the dispensing pen to the upper part of the connecting line for dispensing. After the first point connection is successful, a connecting line (namely, the connecting line between the line fixing rod and the line clamp) at the upper part of the line clamp is cut off by using scissors, then the head part clamping the cut connecting line is rotated by a certain angle by the line clamp to move to the next position to be connected (which can be realized by moving the workbench or simultaneously moving the microscope and the line clamp), and then the dispensing pen is moved to a new position for new dispensing.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are included in the scope of the present invention.

Claims (10)

1. A micro-scale cold-welding hand tool for integrated circuit connection, comprising:
the wire feeding mechanism (a) mainly comprises a first base (1), a first vertical rod (2), a lead screw (3), a bearing seat (4), a bearing (5), a first sliding rod (6), a lead screw nut (7), a lead screw nut seat (8), a lead screw twisting cap (9), a beam linking block (10), a short beam (11), a long beam (12), a first angle-rotatable support (13), an angle-non-rotatable support (14), a wire hanging hook (15), a wire fixing rod (16) and a wire clamp (17); first montant (2) vertically install in first base (1) one side, 2 long crossbeam (12) are installed through crossbeam chain joint piece (10) horizontally first montant (2) upper end, 2 bearing frame (4) are installed through bearing frame chain joint piece (18) first montant (2) lower extreme, bearing (5) are installed respectively in bearing frame (4), install respectively at bearing frame (4) both ends first slide bar (6), lead screw (3) both ends respectively with bearing (5) are connected, screw nut (7) are fixed in screw nut seat (8) below, and with lead screw (3) screw-thread fit, screw nut seat (8) both ends are worn to establish on first slide bar (6) rather than sliding fit, lead screw wrench cap (9) are fixed at lead screw (3) top, short crossbeam (11) are installed through crossbeam chain joint piece (10) horizontally lead screw nut seat (8) ) The wire hanging hook (15) is mounted on the long cross beam (12) above the first vertical rod (2) through a non-rotatable angle support (14), the wire fixing rod (16) is mounted on the long cross beam (12) below the first vertical rod (2) through the non-rotatable angle support (14), and the wire clamp (17) is mounted on the short cross beam (11) through a first rotatable angle support (13);
the workbench (b) is arranged on one side of the wire feeding mechanism (a) and mainly comprises a circular table (19), a first sliding block (20), a second base (21), a second sliding rod (22) and an adjusting bolt (23), the first sliding block (20) is assembled in a concave opening of the second base (21) through the second sliding rod (22) and the adjusting bolt (23), and the bottom of the circular table (19) is assembled in the concave opening of the first sliding block (20) through the second sliding rod (22) and the adjusting bolt (23);
a high power microscope (c) arranged on one side of the worktable (b) and used for observing the chip (24) placed on the circular table (19);
the dispensing mechanism (d) is arranged on one side of the high power microscope (c) and mainly comprises a third base (21 a), a second vertical rod (25), a lead screw (3), a bearing seat (4), a bearing (5), a lead screw nut (7), a lead screw nut seat (8), a third sliding rod (28), a lead screw twisting cap (9), a beam linking block (10), a short beam (11), a second angle-rotatable support (13 a) and a dispensing pen (26), wherein the second vertical rod (25) is vertically arranged on one side of the third base (21 a), 2 bearing seats (4) are respectively arranged on the second vertical rod (25) through a bearing seat linking block (18), the bearing (5) is respectively arranged in the bearing seat (4), the third sliding rods (28) are respectively arranged at two ends of the bearing seat (4), two ends of the lead screw (3) are respectively connected with the bearing (5), the lead screw nut (7) is fixed below a lead screw nut seat (8) and is in threaded fit with the lead screw (3), two ends of the lead screw nut seat (8) penetrate through the third sliding rod (28) to be in sliding fit with the third sliding rod, the lead screw twisting cap (9) is fixed at the top of the lead screw (3), the short cross beam (11) is horizontally installed on the lead screw nut seat (8) through a cross beam connecting block (10), and the dispensing pen (26) is installed on the short cross beam (11) through a second angle-adjustable support (13 a).
2. The micro-scale cold-welding hand-held device for integrated circuit connection according to claim 1, characterized in that: the non-rotatable angle bracket (14) mainly comprises a sliding seat (29) and a fixed mounting frame (30), the sliding seat (29) mainly comprises a second sliding block (31), a third sliding block (32) and a fourth sliding block (33), the second sliding block (31), the third sliding block (32) and the fourth sliding block (33) are respectively provided with a first groove (34), a second groove (35) and a third groove (36), the second sliding block (31) is slidably arranged on a sliding rail (38) of the long beam (12) through a dovetail groove (37), the upper end of the third sliding block (32) is assembled in the first groove (34) of the second sliding block (31) through an adjusting bolt (23) and a fourth sliding rod (39), the lower end of the third sliding block (32) is assembled in the third groove (36) of the fourth sliding block (33) through the adjusting bolt (23) and the fourth sliding rod (39), the fixed mounting frame (30) is fixed at the front end of the fourth sliding block (33), and the wire hanging hook (15) and the wire fixing rod (16) are respectively installed on the corresponding fixed mounting frame (30).
3. The micro-scale cold-welding hand-held device for integrated circuit connection according to claim 1, characterized in that: the first angle-rotatable support (13) mainly comprises a sliding seat (29) and a rotary mounting frame (40), the sliding seat (29) mainly comprises a second sliding block (31), a third sliding block (32) and a fourth sliding block (33), the second sliding block (31), the third sliding block (32) and the fourth sliding block (33) are respectively provided with a first groove (34), a second groove (35) and a third groove (36), the second sliding block (31) is slidably arranged on a sliding rail (38) of the short beam (11) through a dovetail groove (37), the upper end of the third sliding block (32) is assembled in the first groove (34) of the second sliding block (31) through an adjusting bolt (23) and a fourth sliding rod (39), the lower end of the third sliding block (32) is assembled in the third groove (36) of the fourth sliding block (33) through the adjusting bolt (23) and the fourth sliding rod (39), the rotary mounting frame (40) is rotatably mounted at the front end of the fourth sliding block (33) through an adjusting bolt (23), and the wire clamp (17) is mounted on the corresponding rotary mounting frame (40).
4. A micro-scale cold-welding hand tool for integrated circuit connection according to claim 3, characterized in that: be equipped with arc wall (41) on rotatory mounting bracket (40), fourth slider (33) front end be equipped with arc wall (41) complex location axle (42).
5. The micro-scale cold-welding hand-held device for integrated circuit connection according to claim 1, characterized in that: the wire fixing rod (16) fixes the connecting wire through a first slit (43) transversely cut at the front end and a round hole (44).
6. The micro-scale cold-welding hand-held device for integrated circuit connection according to claim 1, characterized in that: the wire clamp (17) is matched with a screwing screw rod (48) through a second slit (45) which is longitudinally cut at the front end to clamp the connecting wire.
7. A micro-scale cold-welding hand tool for integrated circuit connection according to claim 3, characterized in that: the rear end of the wire clamp (17) is connected with the rotary mounting frame (40) through threads (49).
8. The micro-scale cold-welding hand-held device for integrated circuit connection according to claim 1, characterized in that: the glue dispensing pen (26) adopts conductive glue to connect the connecting wire to the chip.
9. A micro-scale cold-welding hand tool for integrated circuit connection as claimed in claim 2, wherein: a fifth sliding block (46) is assembled in a groove in front of the fourth sliding block (33) through an adjusting bolt (23) and a fifth sliding rod (47), and the fixed mounting frame (30) is mounted on the fifth sliding block (46).
10. A micro-scale cold-welding hand tool for integrated circuit connection according to claim 3, characterized in that: a fifth sliding block (46) is assembled in a groove in front of the fourth sliding block (33) through an adjusting bolt (23) and a fifth sliding rod (47), and the rotary mounting frame (40) is mounted on the fifth sliding block (46).
CN201910250642.XA 2019-03-29 2019-03-29 Micron-sized cold welding manual device for integrated circuit connection Expired - Fee Related CN109979855B (en)

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