CN108465709B - Single-mode pulling winding machine for bonding wire parent metal - Google Patents
Single-mode pulling winding machine for bonding wire parent metal Download PDFInfo
- Publication number
- CN108465709B CN108465709B CN201810453612.4A CN201810453612A CN108465709B CN 108465709 B CN108465709 B CN 108465709B CN 201810453612 A CN201810453612 A CN 201810453612A CN 108465709 B CN108465709 B CN 108465709B
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- China
- Prior art keywords
- cylinder
- parent metal
- bonding wire
- paying
- winding
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004804 winding Methods 0.000 title claims abstract description 44
- 239000002184 metal Substances 0.000 title claims abstract description 25
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 6
- 238000005461 lubrication Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 10
- 238000012545 processing Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/02—Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/02—Winding-up or coiling
- B21C47/04—Winding-up or coiling on or in reels or drums, without using a moving guide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/16—Unwinding or uncoiling
- B21C47/18—Unwinding or uncoiling from reels or drums
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
- Wire Bonding (AREA)
Abstract
The invention discloses a single-mode drawing and winding machine for a bonding wire parent metal, which comprises a paying-off device, a drawing device, a winding device, a wire collecting device and a controller, wherein the paying-off device comprises a movable paying-off frame and a paying-off barrel; the drawing device comprises an installation cabinet, a transverse seat, a moving rail, a moving plate, a guide wheel group and a drawing die mechanism; the winding device comprises a winding drum and a first driving mechanism; the wire collecting device comprises a movable wire collecting frame, a wire collecting cylinder and a second driving mechanism. The invention realizes unified and accurate control of paying-off, drawing and winding, and simultaneously ensures that the drawing die is always kept on the same axis with bonding wire parent metal wound on a paying-off cylinder, a winding cylinder and a winding cylinder through the reciprocating movement of the moving plate, thereby avoiding the condition of damaging the bonding wire parent metal caused by oblique drawing and improving the drawing quality and specification uniformity; the drawing die is detachably arranged on the die seat, and bonding wire base materials with different sizes can be drawn by changing the specification of the drawing die according to the requirement.
Description
Technical Field
The invention relates to the technical field of preparation of bonding wire base materials, in particular to a single-mode drawing winder for the bonding wire base materials.
Background
Bonding wires (bonding wires, bonding copper wires, bonding wires and the like) play a role of connecting the silicon chip electrode with an external lead-out terminal of the lead frame, transfer electric signals of the chip and emit heat generated in the chip, and are key materials of integrated circuit packaging. With the development of the integrated circuit industry in China, the demands for bonding wires are increasing, and the processing quality of bonding wire parent metal directly determines the yield and the product quality of the bonding wires. The traditional wire and cable and enameled wire industries use multimode drawing equipment, and the damage to the surface of a base metal is very serious due to the large one-time processing rate, so that the requirements of the subsequent processing and quality of the bonding wire for the semiconductor integrated circuit industry cannot be met.
Disclosure of Invention
The invention aims to solve the technical problem of providing a single-mode drawing winding machine for a bonding wire base material, which solves the problem that the surface of the base material is seriously damaged due to the large one-time processing rate of the traditional multi-mode drawing equipment used in the wire and cable industry and the enameled wire industry, and is more suitable for the fine requirements in the production process of the bonding wire for the semiconductor integrated circuit industry.
The technical problems to be solved by the invention are realized by adopting the following technical scheme:
the single-mode pulling winding machine for the bonding wire parent metal comprises a paying-off device, a drawing device, a winding device, a wire collecting device and a controller which are sequentially arranged,
The paying-off device comprises a movable paying-off frame and a paying-off cylinder arranged on the movable paying-off frame; the drawing device comprises a mounting cabinet, a transverse seat connected to the side edge of the mounting cabinet, a moving rail arranged on the transverse seat, a moving plate arranged on the moving rail, a guide wheel set arranged on the moving plate and a drawing die mechanism, wherein the moving plate is connected with a telescopic mechanism for driving the moving plate to reciprocate; the winding device comprises a winding drum arranged at the side edge of the installation cabinet, and the winding drum is connected with a first driving mechanism; the wire collecting device comprises a movable wire collecting frame and a wire collecting cylinder arranged on the movable wire collecting frame, and the wire collecting cylinder is connected with a second driving mechanism;
the controller is connected with and controls the telescopic mechanism, the first driving mechanism and the second driving mechanism.
The drawing die mechanism comprises a drawing box, wherein the drawing box is formed by enclosing a bottom plate, a left side plate, a right side plate and a rear side plate, a rectangular window is formed in the rear side plate, a die seat is arranged at the rectangular window, and a drawing die is embedded in the die seat.
The die seat is characterized by further comprising a connecting plate arranged on the rear side plate, a semicircular disc baffle integrally formed with the connecting plate and a semicircular ring supporting plate integrally formed with the semicircular disc baffle, wherein the drawing die is in a hollow cylinder shape and is placed on the semicircular ring supporting plate.
The further improvement is that two lubrication through pipes are arranged on the moving plate.
The further improvement is that the paying-off cylinder, the winding cylinder and the winding cylinder are respectively provided with a hydraulic elastic device.
The hydraulic tightening device comprises a rotating disc, a plurality of sliding rails arranged along the radius direction of the rotating disc, a supporting frame movably arranged on each sliding rail, and an arc-shaped top plate arranged on the outer side of each supporting frame, wherein the supporting frame is connected with a cylinder assembly for driving the supporting frame to move outwards.
The sliding rails are three and are uniformly distributed on the surface of the rotating disc.
The further improvement is that the surface of the winding drum is connected with a wire clamp.
The beneficial effects of the invention are as follows: the unified accurate control of paying-off, drawing and winding speeds is realized through the arrangement of the controller, and meanwhile, the reciprocating movement of the moving plate is controlled, so that the drawing die is always kept on the same axis with bonding wire parent materials wound on the paying-off cylinder, the winding cylinder and the winding cylinder, the situation that the bonding wire parent materials are damaged due to inclined drawing is avoided, and the drawing quality and specification uniformity are improved; the drawing die is detachably arranged on the die seat, bonding wire base materials with different wire diameters can be drawn by changing the specification of the drawing die according to the requirement, and the diameter of the drawn bonding wire base material is between 1mm and 8 mm.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a schematic structural view of a drawing die mechanism;
FIG. 3 is a schematic view of the structure of the die holder and the drawing die after separation;
FIG. 4 is a schematic view of the hydraulic jack;
The device comprises a 1-controller, a 2-movable pay-off rack, a 3-pay-off drum, a 4-installation cabinet, a 5-transverse seat, a 6-moving track, a 7-moving plate, an 8-guide wheel set, a 9-drawing die mechanism, a 901-drawing box, a 902-rectangular window, a 903-die seat, a 9031-connecting plate, a 9032-semicircular disc type baffle, a 9033-semicircular ring type supporting plate, a 904-drawing die, a 10-winding drum, a 11-movable take-up rack, a 12-take-up drum, a 13-lubrication through pipe, a 14-rotating disc, a 15-sliding rail, a 16-supporting frame, a 17-arc-shaped top plate and an 18-wire clamp.
Detailed Description
The invention is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand.
As shown in fig. 1, the single-mode drawing and winding machine for the bonding wire parent metal comprises a paying-off device, a drawing device, a winding device, a wire collecting device and a controller 1 which are sequentially arranged.
The paying-off device comprises a movable paying-off frame 2 and a paying-off barrel 3 arranged on the movable paying-off frame 2, wherein the paying-off barrel 3 can freely rotate on the movable paying-off frame 2, and the rotating speed is determined by the rotating speed of a winding barrel 10 described below.
The drawing device comprises a mounting cabinet 4, a transverse seat 5 connected to the side edge of the mounting cabinet 4, a moving rail 6 arranged on the transverse seat 5, a moving plate 7 arranged on the moving rail 6, a guide wheel set 8 arranged on the moving plate 7 and a drawing die mechanism 9, wherein the moving plate 7 is connected with a telescopic mechanism (not shown in the figure and can be composed of a hydraulic cylinder or a stepping motor) for driving the moving plate 7 to reciprocate. The drawing die mechanism 9 comprises a drawing box 901, the drawing box 901 is surrounded by a bottom plate, a left side plate, a right side plate and a rear side plate, a rectangular window 902 is formed in the rear side plate, a die base 903 is mounted at the rectangular window 902, and a drawing die 904 is embedded in the die base 903. The die holder 903 is composed of a connecting plate 9031 mounted on the rear side plate, a semicircular disc type baffle 9032 integrally formed with the connecting plate 9031, and a semicircular ring type supporting plate 9033 integrally formed with the semicircular disc type baffle 9032, the drawing die 904 is hollow cylinder-shaped, the drawing die 904 is placed on the semicircular ring type supporting plate 9033 and can be freely detached, and the drawing die 904 can be propped against the semicircular disc type baffle 9032 in the drawing process.
The winding device comprises a winding drum 10 arranged at the side of the installation cabinet 4, the winding drum 10 is connected with a first driving mechanism (not shown in the figure and driven by a motor), the first driving mechanism is used for providing pulling force for pulling the bonding wire parent metal, a wire clamp 18 is connected to the drum surface of the winding drum 10, and the wire end of the bonding wire parent metal is clamped on the wire clamp 18 in use.
The take-up device comprises a movable take-up reel 11 and a take-up drum 12 arranged on the movable take-up reel 11, wherein the take-up drum 12 is connected with a second driving mechanism (not shown in the figure and can be driven by a motor) which keeps the same rotation speed as the winding drum 10.
The controller 1 is connected to and controls the telescopic mechanism, the first driving mechanism and the second driving mechanism. The rotation speed of each driving mechanism can be preset through a human-computer interface on the controller 1, the constant paying-off speed is kept, then the time required by one cycle of reciprocation of the bonding wire parent metal on the paying-off cylinder 3 at the speed (because the initial stage of the bonding wire parent metal on the paying-off cylinder 3 is mechanically reciprocated to uniformly arrange wires) is obtained through experimental calculation, the stretching speed and the stretching stroke of the stretching mechanism are controlled, so that the drawing die is always kept on the same axis with the bonding wire parent metal wound on the paying-off cylinder, the winding cylinder and the winding cylinder, and the same frequency is moved.
In particular, two lubrication through pipes 13 are further arranged on the moving plate 7 and are used for conveying lubrication liquid for the position of the drawing die 904, so that the bonding wire parent metal is not damaged, and the drawing quality is improved.
In addition, the pay-off cylinder 3, the winding cylinder 10 and the take-up cylinder 12 are respectively provided with a hydraulic loosening device. The hydraulic tightening device comprises a rotary disk 14, a plurality of sliding rails 15 (three or more sliding rails 15) arranged along the radial direction of the rotary disk 14, a supporting frame 16 movably arranged on each sliding rail 15, and an arc-shaped top plate 17 arranged on the outer side of each supporting frame 16, wherein the supporting frame 16 is connected with a cylinder assembly (not shown in the figure in the prior art) for driving the supporting frame 16 to move outwards, and the cylinder assembly comprises a cylinder and related air guide pipelines which are communicated with the side edges of the supporting frame 16. During drawing, the hydraulic elastic device tightly pushes the paying-off cylinder 3, the winding cylinder 10 and the take-up cylinder 12, so that the paying-off cylinder is prevented from falling off during rotation. The rotary disk 14 in the hydraulic elastic device is used for movably connecting the paying-off drum 3 with the movable paying-off frame 2, the winding drum 10 with the side edge of the installation cabinet 4, and the winding drum 12 with the movable winding frame 11.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. Bonding line parent metal single mode drawing coiler, its characterized in that: the paying-off device comprises a movable paying-off frame (2) and a paying-off cylinder (3) arranged on the movable paying-off frame (2); the drawing device comprises a mounting cabinet (4), a transverse seat (5) connected to the side edge of the mounting cabinet (4), a moving track (6) arranged on the transverse seat (5), a moving plate (7) arranged on the moving track (6), a guide wheel set (8) arranged on the moving plate (7) and a drawing die mechanism (9), wherein the moving plate (7) is connected with a telescopic mechanism for driving the moving plate (7) to reciprocate; the winding device comprises a winding drum (10) arranged at the side edge of the installation cabinet (4), and the winding drum (10) is connected with a first driving mechanism; the wire collecting device comprises a movable wire collecting frame (11) and a wire collecting cylinder (12) arranged on the movable wire collecting frame (11), and the wire collecting cylinder (12) is connected with a second driving mechanism;
The controller (1) is connected with and controls the telescopic mechanism, the first driving mechanism and the second driving mechanism, and the controller (1) controls the telescopic speed and the stroke of the telescopic mechanism by calculating the time required by one cycle of reciprocation of the bonding wire parent metal on the pay-off cylinder (3), so that the drawing die mechanism (9) is always kept on the same axis with the bonding wire parent metal wound on the pay-off cylinder (3), the winding cylinder (10) and the take-up cylinder (3), and the situation that the bonding wire parent metal is damaged due to oblique pulling is avoided;
the paying-off cylinder (3), the winding cylinder (10) and the winding cylinder (12) are respectively provided with a hydraulic elastic device;
The hydraulic tightness device comprises a rotary disc (14), a plurality of sliding rails (15) arranged along the radius direction of the rotary disc (14), a supporting frame (16) arranged on each movable sliding rail (15), and an arc-shaped top plate (17) arranged on the outer side of each supporting frame (16), wherein the supporting frame (16) is connected with a cylinder assembly for driving the supporting frame (16) to move outwards.
2. The bonding wire parent metal single-mode stretch-draw winder according to claim 1, wherein: the drawing die mechanism (9) comprises a drawing box (901), the drawing box (901) is formed by a bottom plate, a left side plate, a right side plate and a rear side plate in a surrounding mode, a rectangular window (902) is formed in the rear side plate, a die seat (903) is mounted at the rectangular window (902), and a drawing die (904) is embedded in the die seat (903).
3. The bonding wire parent metal single-mode stretch-draw winder according to claim 2, wherein: the die holder (903) is composed of a connecting plate (9031) arranged on the rear side plate, a semicircular disc type baffle plate (9032) integrally formed with the connecting plate (9031) and a semicircular ring type supporting plate (9033) integrally formed with the semicircular disc type baffle plate (9032), the drawing die (904) is of a hollow cylinder type, and the drawing die (904) is placed on the semicircular ring type supporting plate (9033).
4. The bonding wire parent metal single-mode stretch-draw winder according to claim 1, wherein: two lubrication through pipes (13) are arranged on the moving plate (7).
5. The bonding wire parent metal single-mode stretch-draw winder according to claim 1, wherein: the number of the sliding rails (15) is three, and the sliding rails are uniformly distributed on the surface of the rotating disc (14).
6. The bonding wire parent metal single-mode stretch-draw winder according to claim 1, wherein: a wire clamp (18) is connected to the surface of the winding drum (10).
7. The bonding wire parent metal single-mode stretch-draw winder according to claim 1, wherein: the diameter of the bonding wire parent metal is 1mm-8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810453612.4A CN108465709B (en) | 2018-05-14 | 2018-05-14 | Single-mode pulling winding machine for bonding wire parent metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810453612.4A CN108465709B (en) | 2018-05-14 | 2018-05-14 | Single-mode pulling winding machine for bonding wire parent metal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108465709A CN108465709A (en) | 2018-08-31 |
| CN108465709B true CN108465709B (en) | 2024-05-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810453612.4A Active CN108465709B (en) | 2018-05-14 | 2018-05-14 | Single-mode pulling winding machine for bonding wire parent metal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108465709B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756426B (en) * | 2020-12-28 | 2023-07-07 | 铜陵蓝盾丰山微电子有限公司 | Rolling type discharging device for lead frame production and working method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1113535A (en) * | 1965-07-12 | 1968-05-15 | Std Services Ltd | Apparatus for carrying out drawing operations |
| GB1394060A (en) * | 1971-07-30 | 1975-05-14 | British Insulated Callenders | Manufacture of processed wire |
| KR200355148Y1 (en) * | 2004-04-09 | 2004-07-02 | 스틸화이버코리아 주식회사 | Dies unit wire drawing machine |
| JP2005007462A (en) * | 2003-06-20 | 2005-01-13 | Sumitomo Metal Mining Co Ltd | Apparatus for drawing extra fine wire |
| CN202910093U (en) * | 2012-11-07 | 2013-05-01 | 成都宁兴汽车弹簧有限公司 | Wire drawing machine |
| CN103752648A (en) * | 2013-12-26 | 2014-04-30 | 铜陵顶科镀锡铜线有限公司 | Testing device of elongation of ultramicro filament wire-drawing die |
| CN106040761A (en) * | 2016-03-18 | 2016-10-26 | 广西平果博导铝镁线缆有限公司 | Aluminum magnesium alloy wire material drawing and take-up device |
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| CN208483021U (en) * | 2018-05-14 | 2019-02-12 | 合肥中晶新材料有限公司 | Bonding line base material single mode drawing up- coiler |
-
2018
- 2018-05-14 CN CN201810453612.4A patent/CN108465709B/en active Active
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|---|---|---|---|---|
| GB1113535A (en) * | 1965-07-12 | 1968-05-15 | Std Services Ltd | Apparatus for carrying out drawing operations |
| GB1394060A (en) * | 1971-07-30 | 1975-05-14 | British Insulated Callenders | Manufacture of processed wire |
| JP2005007462A (en) * | 2003-06-20 | 2005-01-13 | Sumitomo Metal Mining Co Ltd | Apparatus for drawing extra fine wire |
| KR200355148Y1 (en) * | 2004-04-09 | 2004-07-02 | 스틸화이버코리아 주식회사 | Dies unit wire drawing machine |
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| CN106040761A (en) * | 2016-03-18 | 2016-10-26 | 广西平果博导铝镁线缆有限公司 | Aluminum magnesium alloy wire material drawing and take-up device |
| CN206474513U (en) * | 2017-01-19 | 2017-09-08 | 泰州法尔斯特不锈钢线有限公司 | Stainless steel wire wire drawing machine |
| CN208483021U (en) * | 2018-05-14 | 2019-02-12 | 合肥中晶新材料有限公司 | Bonding line base material single mode drawing up- coiler |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108465709A (en) | 2018-08-31 |
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