CN210709964U - Winding device for electroplating production line of lead frame - Google Patents
Winding device for electroplating production line of lead frame Download PDFInfo
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- CN210709964U CN210709964U CN201921228102.3U CN201921228102U CN210709964U CN 210709964 U CN210709964 U CN 210709964U CN 201921228102 U CN201921228102 U CN 201921228102U CN 210709964 U CN210709964 U CN 210709964U
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Abstract
The utility model relates to a lead frame electroplating production line coiling mechanism, it includes frame (1), frame (1) right-hand member top is provided with two first support frame (2), the outside of first support frame (2) is provided with rolling dish (3), first support frame (2) top is provided with PP membrane blowing take-up unit (4), wear to be equipped with PP membrane blowing dish (5) on PP membrane blowing take-up unit (4), be provided with PP membrane fracture detection sensor (6) between PP membrane blowing dish (5) and rolling dish (3), rolling dish (3) left side below is provided with steering wheel (7), steering wheel (7) right-hand two stop device (8) that are provided with, be provided with lead frame semi-manufactured goods fracture detection sensor (9) between stop device (8). The utility model relates to a lead frame electroplating production line coiling mechanism, it can solve the problem that mutual friction produces the sweeps and pollutes the lead frame between current PP membrane and the bracing piece.
Description
Technical Field
The utility model relates to a lead frame electroplating production line coiling mechanism belongs to lead frame production facility technical field.
Background
The lead frame is used as a chip carrier of an integrated circuit, is a key structural member for realizing the electrical connection between a leading-out end of an internal circuit of a chip and an external lead by means of bonding materials (gold wires, aluminum wires and copper wires) to form an electrical circuit, plays a role of a bridge connected with an external lead, needs to be used in most semiconductor integrated blocks and is an important basic material in the electronic information industry.
A method for manufacturing a lead frame as disclosed in patent CN 102983083B, which mainly comprises the following steps:
A) a stamping step: taking a copper alloy sheet, and stamping the copper alloy sheet through a convex die and a concave die of a blanking die to form a semi-finished lead frame;
B) electroplating: the semi-finished product of the lead frame is processed as follows in sequence: pre-silver plating, silver plating and silver removing;
C) a forming step: and slicing and molding the electroplated semi-finished lead frame. The lead frame has better mechanical property and electrothermal property.
At present, after step B) lead frame electroplates and accomplishes, need carry out the rolling process to banded lead frame semi-manufactured goods, so that transport to next station, this process needs to utilize the PP membrane to separate adjacent two-layer banded lead frame semi-manufactured goods, electroplate the PP membrane blowing device that receives the material district and use at present, unable adjustment PP membrane blowing elasticity, lead frame semi-manufactured goods can't tighten up, lead to lead frame semi-manufactured goods to warp and scrap and easily because of the displacement friction between PP membrane inner circle and the bracing piece, produce powdered sweeps, drop on lead frame semi-manufactured goods, lead to product pollution.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a lead frame electroplating production line coiling mechanism is provided to above-mentioned prior art, it can solve current PP membrane blowing device because of the easy problem that the semi-manufactured goods of lead frame that results in of rubbing between PP membrane inner circle and the bracing piece is polluted by the sweeps that rubs.
The utility model provides a technical scheme that above-mentioned problem adopted does: the utility model provides a lead frame electroplating production line coiling mechanism, it includes the frame, the dislocation is provided with two first support frames around the frame right-hand member top, the outside of first support frame all is provided with the rolling dish, first support frame top is provided with PP membrane blowing take-up unit, wear to be equipped with PP membrane blowing dish on the PP membrane blowing take-up unit, be provided with PP membrane fracture detection sensor between PP membrane blowing dish and the rolling dish, rolling dish left side below is provided with the steering wheel, the steering wheel right side is provided with two stop device of controlling parallel arrangement, be provided with lead frame semi-manufactured goods fracture detection sensor between the stop device.
Preferably, frame bottom four corners is provided with four adjustable callus on the sole, adjustable callus on the sole includes adjusting screw, adjusting screw and the bottom screw-thread fit of frame, the other end are provided with adjusting shim, adjusting shim arranges ground in, adjustable callus on the sole is used for adjusting the leveling of frame.
Preferably, a winding shaft penetrates through the winding disc, a winding motor is arranged at one end of the winding shaft, a winding shaft end cover is arranged at the other end of the winding shaft, a first adjusting nut is arranged on the winding shaft end cover, and the adjusting nut is used for adjusting the tightness of the winding disc.
Preferably, PP membrane blowing take-up unit includes the blowing axle, the one end of blowing axle is provided with the blowing axle head cover, be provided with second adjusting nut on the blowing axle head cover, second adjusting nut is used for adjusting the elasticity of blowing axle and first support frame, the other end of blowing axle is provided with adjusting device is used for adjusting PP membrane blowing elasticity.
Preferably, adjusting device includes the shell, be hollow structure in the shell, hollow structure outside-in includes first bearing installing zone, axle sleeve installing zone and second bearing installing zone in proper order, be provided with the toper transition district between first bearing installing zone and the axle sleeve installing zone, axle sleeve installing zone and second bearing installing zone lug connection, wear to adorn toper roller bearing in the first bearing installing zone, wear to adorn the regulation axle sleeve in the axle sleeve installing zone, wear to adorn conventional ball bearing in the second bearing installing zone, the toper roller bearing outside is provided with the spring, the spring outside is provided with the gasket, the gasket outside is provided with third adjusting nut, a screw hole has been seted up on the shell, be provided with adjust knob on the screw hole.
Preferably, the PP film breakage detection sensor and the lead frame semi-finished product breakage detection sensor are both located on a control loop, and the control loop can control starting and stopping actions of the winding motor.
Preferably, a steering shaft penetrates through the steering wheel, one end of the steering shaft is fixed to the rack, a fourth adjusting nut is arranged at the other end of the steering shaft, and the fourth adjusting nut is used for adjusting the distance between the steering wheel and the rack.
Preferably, the limiting device comprises a limiting frame, a first clamping groove is formed in the bottom surface of the limiting frame, vertical round rollers which are parallel to each other are arranged on the first clamping groove, a fifth adjusting nut is arranged at the bottom of each vertical round roller and used for fixing the position of each vertical round roller on the first clamping groove, a second clamping groove is formed in the vertical surface of the limiting frame, horizontal round rollers which are parallel to each other up and down are arranged on the second clamping groove, and a sixth adjusting nut is arranged at the rear end of each horizontal round roller and used for fixing the position of each horizontal round roller on the second clamping groove.
Compared with the prior art, the utility model has the advantages of:
the utility model relates to a lead frame electroplating production line coiling mechanism, its bracing piece rotates with the PP membrane is synchronous, has avoided the problem that mutual friction produced the sweeps between PP membrane and the bracing piece, has stopped the sweeps and has polluted the semi-manufactured goods of lead frame problem.
The utility model relates to a lead frame electroplating production line coiling mechanism, its mechanism is simple, and convenient operation has improved PP membrane blowing tension, has improved the semi-manufactured goods of lead frame and has received the material effect, has avoided receiving the problem that the semi-manufactured goods of lead frame that tightly leads to warp because of the PP membrane.
Drawings
Fig. 1 is the structure schematic diagram of the winding device of the electroplating production line of the lead frame.
Fig. 2 is a side view of fig. 1.
Fig. 3 is a three-dimensional view of fig. 1.
Fig. 4 is a three-dimensional view of another state of fig. 1.
Figure 5 is an enlarged partial view of the spool end cap of figure 1.
Fig. 6 is an enlarged fragmentary view of the discharge shaft end cap end of fig. 1.
Fig. 7 is an exploded view of the adjustment device of fig. 1.
Fig. 8 is a cross-sectional view of the housing of fig. 7.
Fig. 9 is a cross-sectional view of the adjustment device of fig. 1.
Fig. 10 is a perspective view of the stopper device of fig. 1.
Wherein:
PP membrane blowing take-up unit 4
PP film discharging tray 5
PP film breakage detection sensor 6
Limiting device 8
Lead frame semi-finished product fracture detection sensor 9
Adjustable foot pad 1.1
Adjusting screw 1.1.1
Adjusting shim 1.1.2
Winding shaft 3.1
Winding motor 3.2
Winding shaft end cover 3.3
First adjusting nut 3.4
Discharge shaft 4.1
Discharge shaft end cover 4.2
Second adjusting nut 4.3
Adjusting device 4.4
Outer casing 4.4.1
First bearing mount 4.4.2
Bearing bush mounting region 4.4.3
Second bearing mount 4.4.4
Conical transition zone 4.4.5
Conical roller bearing 4.4.6
Adjusting bush 4.4.7
Conventional ball bearing 4.4.8
Spring 4.4.9
Spacer 4.4.10
Third adjusting nut 4.4.11
Threaded hole 4.4.12
Adjusting knob 4.4.13
Steering shaft 7.1
Fourth adjusting nut 7.2
Spacing frame 8.1
First card slot 8.2
Vertical round roller 8.3
Fifth adjusting nut 8.4
Second card slot 8.5
Horizontal round roller 8.6
Sixth adjusting nut 8.7
Semi-finished lead frame 10
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 10, the winding device for the electroplating production line of the lead frame in the embodiment comprises a frame 1, wherein two first support frames 2 are arranged on the top of the right end of the frame 1 in a front-back staggered manner, winding discs 3 are arranged on the outer sides of the first support frames 2, a PP film discharging and loosening device 4 is arranged on the top of each first support frame 2, a PP film discharging disc 5 penetrates through the PP film discharging and loosening device 4, a PP film fracture detection sensor 6 is arranged between each PP film discharging disc 5 and each winding disc 3, a steering disc 7 is arranged on the lower left of each winding disc 3, two limiting devices 8 which are arranged in parallel left and right are arranged on the right of each steering disc 7, and a lead frame semi-finished product fracture detection sensor 9 is arranged between each limiting device 8;
four adjustable foot pads 1.1 are arranged at four corners of the bottom of the rack 1, each adjustable foot pad 1.1 comprises an adjusting screw 1.1.1, each adjusting screw 1.1.1 is in threaded fit with the bottom of the rack 1, an adjusting gasket 1.1.2 is arranged at the other end of each adjusting screw, each adjusting gasket 1.1.2 is arranged on the ground, and each adjustable foot pad 1.1 is used for adjusting the leveling of the rack 1;
a winding shaft 3.1 penetrates through the winding disc 3, a winding motor 3.2 is arranged at one end of the winding shaft 3.1, a winding shaft end cover 3.3 is arranged at the other end of the winding shaft 3.1, a first adjusting nut 3.4 is arranged on the winding shaft end cover 3.3, and the adjusting nut 3.4 is used for adjusting the tightness of the winding disc 3;
the PP film discharging tightness device 4 comprises a discharging shaft 4.1, a discharging shaft end cover 4.2 is arranged at one end of the discharging shaft 4.1, a second adjusting nut 4.3 is arranged on the discharging shaft end cover 4.2, the second adjusting nut 4.3 is used for adjusting the tightness of the discharging shaft 4.1 and the first support frame 2, and an adjusting device 4.4 is arranged at the other end of the discharging shaft 4.1 and used for adjusting the tightness of PP film discharging;
the adjusting device 4.4 comprises a shell 4.4.1, the inside of the shell 4.4.1 is of a hollow structure, the hollow structure comprises a first bearing mounting area 4.4.2, a shaft sleeve mounting area 4.4.3 and a second bearing mounting area 4.4.4 from outside to inside in sequence, a conical transition area 4.4.5 is arranged between the first bearing installation area 4.4.2 and the shaft sleeve installation area 4.4.3, the shaft sleeve mounting area 4.4.3 is directly connected with the second bearing mounting area 4.4.4, a conical roller bearing 4.4.6 is arranged in the first bearing mounting area 4.4.2 in a penetrating way, an adjusting shaft sleeve 4.4.7 is arranged in the shaft sleeve mounting area 4.4.3 in a penetrating way, a conventional ball bearing 4.4.8 is arranged in the second bearing mounting area 4.4.4 in a penetrating way, a spring 4.4.9 is arranged outside the conical roller bearing 4.4.6, a gasket 4.4.10 is arranged outside the spring 4.4.9, a third adjusting nut 4.4.11 is arranged on the outer side of the gasket 4.4.10, a threaded hole 4.4.12 is formed in the shell 4.4.1, and an adjusting knob 4.4.13 is arranged on the threaded hole 4.4.12;
the PP film breakage detection sensor 6 and the lead frame semi-finished product breakage detection sensor 9 are both positioned on a control loop, and the control loop can control the starting and stopping actions of the winding motor 3.2;
a steering shaft 7.1 penetrates through the steering wheel 7, one end of the steering shaft 7.1 is fixed on the rack 1, a fourth adjusting nut 7.2 is arranged at the other end of the steering shaft 7.1, and the fourth adjusting nut 7.3 is used for adjusting the distance between the steering wheel 7 and the rack 1;
stop device 8 includes spacing frame 8.1, spacing frame 8.1 bottom surface is provided with first draw-in groove 8.2, parallel vertical round roller 8.3 around being provided with on the first draw-in groove 8.2, vertical round roller 8.3 bottom is provided with fifth adjusting nut 8.4, fifth adjusting nut 8.4 is used for the position of fixed vertical round roller 8.3 on first draw-in groove 8.2, the vertical face of spacing frame 8.1 is provided with second draw-in groove 8.5, be provided with horizontal round roller 8.6 of parallel from top to bottom on the second draw-in groove 8.5, horizontal round roller 8.6 rear end is provided with sixth adjusting nut 8.7, sixth adjusting nut 8.7 is used for the position of fixed horizontal round roller 8.6 on second draw-in groove 8.5.
The working principle is as follows:
after the lead frame is electroplated, semi-finished products of the lead frame enter a first limiting device, sequentially enter a vertical round roller and a horizontal round roller, reach a semi-finished product fracture detection sensor of the lead frame, the semi-finished product fracture detection sensor of the lead frame is used for detecting whether the semi-finished products of the lead frame fracture, if the semi-finished products of the lead frame fracture detection sensor of the lead frame fracture, a control loop is powered on, an alarm gives an alarm, a winding motor stops working when the winding motor is powered off, if the semi-finished products of the lead frame do not fracture, the control loop is powered off, the winding motor normally works, then the semi-finished products of the lead frame enter a second limiting device, sequentially enter.
In the installation process of the PP film, the conical roller bearing is extruded by adjusting the third adjusting nut, friction force is increased, preliminary coarse adjustment is carried out on the tension of the PP film, the adjusting shaft sleeve is extruded by adjusting the adjusting knob, fine adjustment is carried out on the tension of the PP film, and the PP film and the discharging shaft synchronously rotate at the same angular speed.
The PP film is discharged from the PP film discharging disc, passes through the PP film breakage detection sensor, if the PP film breakage detection sensor is disconnected, the control loop is electrified, the alarm gives an alarm, the winding motor is powered off and stops working, if the PP film breakage detection sensor is not disconnected, the control loop is powered off, the winding motor normally works, and then the PP film breakage detection sensor and the lead frame semi-finished product are rolled into the material collecting disc together at the same linear speed.
In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.
Claims (8)
1. The utility model provides a lead frame electroplating production line coiling mechanism which characterized in that: it includes frame (1), the dislocation is provided with two first support frame (2) around frame (1) right-hand member top, the outside of first support frame (2) all is provided with rolling dish (3), first support frame (2) top is provided with PP membrane blowing take-up (4), wear to be equipped with PP membrane blowing take-up (5) on PP membrane blowing take-up (4), be provided with PP membrane fracture detection sensor (6) between PP membrane blowing dish (5) and rolling dish (3), rolling dish (3) left side below is provided with steering wheel (7), steering wheel (7) right-hand stop device (8) that are provided with two about parallel arrangement, be provided with lead frame semi-manufactured goods fracture detection sensor (9) between stop device (8).
2. The winding device of the lead frame electroplating production line according to claim 1, which is characterized in that: frame (1) bottom four corners is provided with four adjustable callus on the sole (1.1), adjustable callus on the sole (1.1) is including adjusting screw (1.1.1), adjusting screw (1.1.1) and the bottom screw-thread fit of frame (1), the other end is provided with adjusting shim (1.1.2), ground is arranged in adjusting shim (1.1.2).
3. The winding device of the lead frame electroplating production line according to claim 1, which is characterized in that: a winding shaft (3.1) penetrates through the winding disc (3), a winding motor (3.2) is arranged at one end of the winding shaft (3.1), a winding shaft end cover (3.3) is arranged at the other end of the winding shaft (3.1), and a first adjusting nut (3.4) is arranged on the winding shaft end cover (3.3).
4. The winding device of the lead frame electroplating production line according to claim 1, which is characterized in that: PP membrane blowing take-up unit (4) is including blowing axle (4.1), the one end of blowing axle (4.1) is provided with blowing end-of-shaft cover (4.2), be provided with second adjusting nut (4.3) on blowing end-of-shaft cover (4.2), second adjusting nut (4.3) are used for adjusting the elasticity of blowing axle (4.1) and first support frame (2), the other end of blowing axle (4.1) is provided with adjusting device (4.4).
5. The winding device of the lead frame electroplating production line according to claim 4, characterized in that: the adjusting device (4.4) comprises a shell (4.4.1), a hollow structure is arranged in the shell (4.4.1), the hollow structure sequentially comprises a first bearing mounting area (4.4.2), a shaft sleeve mounting area (4.4.3) and a second bearing mounting area (4.4.4) from outside to inside, a conical transition area (4.4.5) is arranged between the first bearing mounting area (4.4.2) and the shaft sleeve mounting area (4.4.3), the shaft sleeve mounting area (4.4.3) and the second bearing mounting area (4.4.4) are directly connected, a conical roller bearing (4.4.6) is arranged in the first bearing mounting area (4.4.2) in a penetrating manner, an adjusting shaft sleeve (4.4.7) is arranged in the shaft sleeve mounting area (4.4.3) in a penetrating manner, a conventional ball bearing (4.4.8) is arranged in the second bearing mounting area (4.4.4.4) in a penetrating manner, a spring (4.9.9) is arranged outside the conical roller bearing (4.4.4), and a third adjusting gasket (4.10) is arranged outside the spring (4.9.10) and a spacer (4.10) is arranged outside the conical roller bearing) is arranged, a threaded hole (4.4.12) is formed in the shell (4.4.1), and an adjusting knob (4.4.13) is arranged on the threaded hole (4.4.12).
6. The winding device of the lead frame electroplating production line according to claim 1, which is characterized in that: the PP film breakage detection sensor (6) and the lead frame semi-finished product breakage detection sensor (9) are both located on a control loop, and the control loop can control starting and stopping actions of the winding motor (3.2).
7. The winding device of the lead frame electroplating production line according to claim 1, which is characterized in that: a steering shaft (7.1) is arranged in the steering wheel (7) in a penetrating manner, one end of the steering shaft (7.1) is fixed on the rack (1), and a fourth adjusting nut (7.2) is arranged at the other end.
8. The winding device of the lead frame electroplating production line according to claim 1, which is characterized in that: stop device (8) are including spacing frame (8.1), spacing frame (8.1) bottom surface is provided with first draw-in groove (8.2), be provided with parallel vertical round roller (8.3) in front and back on first draw-in groove (8.2), vertical round roller (8.3) bottom is provided with fifth adjusting nut (8.4), the vertical face of spacing frame (8.1) is provided with second draw-in groove (8.5), be provided with horizontal round roller (8.6) of parallel from top to bottom on second draw-in groove (8.5), horizontal round roller (8.6) rear end is provided with sixth adjusting nut (8.7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921228102.3U CN210709964U (en) | 2019-07-31 | 2019-07-31 | Winding device for electroplating production line of lead frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921228102.3U CN210709964U (en) | 2019-07-31 | 2019-07-31 | Winding device for electroplating production line of lead frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210709964U true CN210709964U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921228102.3U Active CN210709964U (en) | 2019-07-31 | 2019-07-31 | Winding device for electroplating production line of lead frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210709964U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112678594A (en) * | 2020-12-28 | 2021-04-20 | 深圳市顺泰电镀设备有限公司 | Strip material winding device for continuous electroplating production line and use method |
| CN113787147A (en) * | 2021-11-16 | 2021-12-14 | 四川富美达微电子有限公司 | Lead frame conveying and blanking device |
-
2019
- 2019-07-31 CN CN201921228102.3U patent/CN210709964U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112678594A (en) * | 2020-12-28 | 2021-04-20 | 深圳市顺泰电镀设备有限公司 | Strip material winding device for continuous electroplating production line and use method |
| CN112678594B (en) * | 2020-12-28 | 2023-02-14 | 深圳市顺泰电镀设备有限公司 | Strip material winding device for continuous electroplating production line and use method |
| CN113787147A (en) * | 2021-11-16 | 2021-12-14 | 四川富美达微电子有限公司 | Lead frame conveying and blanking device |
| CN113787147B (en) * | 2021-11-16 | 2022-02-11 | 四川富美达微电子有限公司 | Lead frame conveying and blanking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211014 Address after: No. 988, Jinyuan Road, Yinzhou investment and entrepreneurship center, Ningbo City, Zhejiang Province, 315105 Patentee after: NINGBO KANGQIANG ELECTRONICS Co.,Ltd. Address before: 214400 No. 3, Dongding Road, economic development zone, Jiangyin high tech Zone, Wuxi City, Jiangsu Province Patentee before: JIANGYIN KANGQIANG ELECTRONIC Co.,Ltd. |
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| TR01 | Transfer of patent right |