CN212712149U

CN212712149U - Wire passing device of semiconductor packaging aluminum wire machine

Info

Publication number: CN212712149U
Application number: CN202021577227.XU
Authority: CN
Inventors: 潘斐
Original assignee: Wuxi Xinzhiguang Precision Technology Co Ltd
Current assignee: Wuxi Xinzhiguang Precision Technology Co Ltd
Priority date: 2020-08-01
Filing date: 2020-08-01
Publication date: 2021-03-16
Anticipated expiration: 2030-08-01

Abstract

The utility model relates to a semiconductor package's field especially relates to a semiconductor package aluminum wire machine line warp device, including the lead wire seat, one side of lead wire seat is equipped with the spacing post that is used for guiding the aluminum wire and is used for adjusting the adjusting part of spacing post horizontal direction position, spacing post is provided with a plurality ofly along the horizontal direction, adjusting part connects on the lead wire seat, spacing post can be dismantled to connect in adjusting part. This application has the effect that improves the commonality of warp device to the aluminium line of different models.

Description

Wire passing device of semiconductor packaging aluminum wire machine

Technical Field

The application relates to the field of semiconductor packaging, in particular to a wire passing device of a semiconductor packaging aluminum wire machine.

Background

At present, in the daily aluminum wire production process, due to the characteristics of the material of the aluminum wire, the aluminum wire is easy to randomly swing in a wire feeding and releasing mechanism, so that the abrasion of the aluminum wire is abnormal and the product produced by equipment is poor. Therefore, the wire feeding and paying-off mechanism of the aluminum wire is very important, the quality of the wire feeding and paying-off mechanism of the aluminum wire is related to the production quality, and a plurality of wire feeding mechanisms are arranged on the market.

Chinese patent No. CN203256588U discloses an aluminum wire guiding structure for an aluminum wire machine, which includes a lead frame body and a limiting unit, wherein the lead frame includes a base portion and a wing portion integrally disposed on one side of the base portion and adapted to protrude from the surface of the base portion; the limiting unit comprises a plurality of limiting columns arranged at intervals on one side end face of the base; the limiting column is vertically arranged relative to the side end face of the base connected with the limiting column.

Above-mentioned scheme passes between the spacing post at the course of the work, and the aluminium wire is spacing from the spacing post, however, the line footpath size and specification of aluminium wire is various, and spacing post is fixed connection in the lead wire support body among the device, and interval between the spacing post is fixed, and consequently the distance of passing through of aluminium wire is fixed, when aluminium wire diameter becomes thick, needs the different aluminium wire spacing unit of customization aluminium wire passageway, increases manufacturing cost.

SUMMERY OF THE UTILITY MODEL

In order to improve the commonality of warp device to the aluminium line of different models, this application provides a semiconductor package aluminium line machine's line warp device.

The application provides a wire of semiconductor package aluminum wire machine adopts following technical scheme through the device:

the utility model provides a semiconductor package aluminum wire machine line warp device, includes the lead wire seat, one side of lead wire seat is equipped with the spacing post that is used for guiding the aluminum wire and is used for adjusting the adjusting part of spacing post horizontal direction position, spacing post is provided with a plurality ofly along the horizontal direction, the adjusting part is connected on the lead wire seat, spacing post can be dismantled and connect in adjusting part.

When the technical scheme is adopted for guiding the aluminum wire, an operator adjusts the distance between the adjacent limiting columns through the adjusting assembly according to the wire diameter of the aluminum wire, so that the aluminum wire can pass through the distance between the limiting columns to achieve the effect of leading the wire. This application is through the cooperation between adjusting part and the spacing post, and the staff can adjust the interval between the adjacent spacing post according to the line footpath of aluminium wire to this has improved the commonality to the aluminium wire of different models.

Preferably, the adjusting component comprises a guide bar and a guide sleeve, the guide bar is fixedly connected to the lead seat, the guide sleeve is connected to the guide bar in a sliding mode, a locking hole is formed in the guide sleeve, and a locking bolt used for abutting against the guide bar is connected to the inner thread of the locking hole in a locking mode.

Through adopting above-mentioned technical scheme, during the installation, operating personnel unscrews the locking bolt earlier, then, operating personnel slides the guide pin bushing along the length direction of gib to this distance of adjusting between two adjacent guide pin bushings, and after the adjustment was accomplished, operating personnel screwed up the locking bolt, and the locking bolt compresses tightly on the gib, fixes the position of guide pin bushing.

Preferably, the limiting column comprises a connecting column and a limiting sleeve, the connecting column is fixedly connected to one side of the guide sleeve, which is far away from the lead seat, and the limiting sleeve is rotatably sleeved on the connecting column.

Through adopting above-mentioned technical scheme, when the transmission aluminium line, aluminium line in the transmission produces frictional force to the stop collar for the stop collar rotates, compares with static stop collar, and the frictional force between pivoted stop collar and the aluminium line is less, has alleviateed the wearing and tearing of stop collar to the aluminium line.

Preferably, the upper surface and the lower surface of conducting bar are opened respectively and are had the groove of sliding, the groove of sliding is seted up along the length direction of conducting bar, the inslot cunning that slides of sliding has the sliding block, sliding block fixed connection is in the guide pin bushing, it has the hole that passes through that supplies locking bolt to pass through to open on the sliding block.

Through adopting above-mentioned technical scheme, the groove that slides cooperates with the sliding block, carries on spacingly to the guide pin bushing, has reduced the possibility that the guide pin bushing drops from the conducting bar, has improved the stability of guide pin bushing.

Preferably, the inner wall of the limiting sleeve is embedded with a steel ball, and the steel ball rotates around the connecting column.

By adopting the technical scheme, the steel balls enable the friction force borne by the surface of the connecting column to be rolling friction, so that the friction force is reduced, and the smooth degree of the limiting sleeve in the rotating process is improved.

Preferably, the limiting sleeve is provided with a wire passing groove for an aluminum wire to pass through.

Through adopting above-mentioned technical scheme, the warp groove is spacing to the transmission of aluminium line, stability when having improved the aluminium line transmission.

Preferably, the fixed cover of one end that the spliced pole is close to the lead frame is equipped with the holding ring, the one end threaded connection that the lead wire seat was kept away from to the spliced pole has the fender ring, spacing post is located the holding ring and is kept off between the ring.

Through adopting above-mentioned technical scheme, keep off the ring cooperation retainer ring and carry out spacingly to the stop collar, reduced the possibility that the stop collar deviates from the spliced pole, improved the stability of stop collar during operation.

Preferably, the upper part and the lower part of the guide strip are respectively and fixedly connected with a positioning strip, the positioning strip is arranged along the length direction of the guide strip, the positioning strip is provided with a positioning groove along the length direction of the positioning strip, and the guide sleeve is fixedly connected with a positioning block which slides in the positioning groove.

Through adopting above-mentioned technical scheme, the constant head tank matches with the locating piece and provides the direction for the sliding of guide pin bushing, has improved the smooth and easy degree of guide pin bushing when sliding.

To sum up, this application includes with beneficial technological effect: the position of the limiting columns in the horizontal direction is adjusted by adjusting the adjusting assembly, so that different distances between two adjacent limiting columns are realized, and the use requirements of the semiconductor packaging aluminum wire machine wire on aluminum wires of different models through devices are met.

Drawings

Fig. 1 is a schematic structural diagram for embodying the present application.

Fig. 2 is a cross-sectional view of the internal structure for a spacing post.

Fig. 3 is an enlarged view for embodying a portion a in fig. 2.

Description of reference numerals: 1. a lead wire holder; 2. mounting holes; 3. a side plate; 4. an adjustment assembly; 401. conducting bars; 4011. a sliding groove; 4012. a positioning bar; 4013. positioning a groove; 4014. passing through the aperture; 4015. locking the bolt; 4016. a sliding block; 402. a guide sleeve; 4021. positioning blocks; 4022. a locking hole; 5. a limiting column; 501. connecting columns; 5011. a baffle ring; 5012. a positioning ring; 502. a limiting sleeve; 5021. steel balls; 5022. passing through the wire groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a wire passing device of a semiconductor packaging aluminum wire machine. Referring to fig. 1, the wire passing device of the semiconductor package aluminum wire machine comprises a lead wire seat 1, wherein the lead wire seat 1 is in a cuboid shape, a mounting hole 2 matched with the semiconductor package aluminum wire machine is formed in the lead wire seat 1 along the length direction of the lead wire seat, and a side plate 3 is fixedly connected to one side, perpendicular to the axial direction of the mounting hole 2, of the lead wire seat 1.

Referring to fig. 1, the lead wire holder 1 is connected with an adjusting component 4, the adjusting component 4 is connected with a limiting column 5 for guiding an aluminum wire, and the limiting column 5 is provided with a plurality of columns along the horizontal direction. During the installation, operating personnel can adjust spacing post 5 in the position of horizontal direction through adjusting part 4, and then realizes the different intervals between two adjacent spacing posts 5, satisfies the user demand of different model aluminium wires.

Referring to fig. 1 and 2, the adjusting assembly 4 includes a guide bar 401 and a guide sleeve 402, the guide bar 401 is fixedly connected to a side surface of the lead frame 1 in the vertical direction and is disposed along the horizontal direction, and the guide bar 401 is disposed perpendicular to the side plate 3. The guide sleeve 402 is sleeved on the guide bar 401 in a sliding manner, and the longitudinal section of the guide sleeve 402 is U-shaped. The lower two side walls of the guide sleeve 402 are respectively provided with a locking hole 4022, and the locking hole 4022 is internally threaded with a locking bolt 4015 for abutting against the guide bar 401.

Referring to fig. 1, the upper side and the lower side of the conducting bar 401 are respectively provided with a sliding groove 4011, and the sliding groove 4011 is long and is arranged along the length direction of the conducting bar 401. The sliding block 4016 slides in the sliding groove 4011, the sliding block 4016 is provided with a through hole 4014 for the locking bolt 4015 to pass through, and the sliding block 4016 is fixedly connected to the guide sleeve 402. The cooperation of sliding groove 4011 and sliding block 4016 is spacing to guide pin bushing 402, has reduced the possibility that guide pin bushing 402 drops from conducting bar 401, has improved the stability of guide pin bushing 402.

Referring to fig. 1, the upper and lower sides of the conducting bar 401 are respectively and fixedly connected with a positioning bar 4012, the length of the positioning bar 4012 is equal to that of the conducting bar 401, and the positioning bar 4012 is attached to the lead frame 1.

Referring to fig. 1 and fig. 3, a positioning groove 4013 is formed in one side of the positioning strip 4012 away from the wire holder 1, the positioning groove 4013 is formed along the length direction of the positioning strip 4012, and a positioning block 4021 which slides in the positioning groove 4013 is fixedly connected to the guide sleeve 402. The locating slot 4013 is matched with the locating block 4021, so that guidance is provided for sliding of the guide sleeve 402, and the smoothness of the guide sleeve 402 during sliding is improved.

Referring to fig. 1, the limiting column 5 includes a connecting column 501 and a limiting sleeve 502, the connecting column 501 is fixedly connected to one side of the guide sleeve 402 departing from the lead base 1, and the limiting sleeve 502 is rotatably sleeved on the limiting column 5. When the aluminum wire is transmitted, compared with the static stop collar 502, the friction force between the rotary stop collar 502 and the aluminum wire is smaller, and the abrasion of the stop collar 502 to the aluminum wire is reduced.

Referring to fig. 1, in the installation process, an operator unscrews the locking bolt 4015 first, then, the operator realizes the sliding of the limiting columns 5 through the sliding guide sleeve 402 to adjust the distance between two adjacent limiting columns 5, and finally, the operator screws the locking bolt 4015 to fix the position of the guide sleeve 402. In the working process, the limiting sleeve 502 rotates around the connecting column 501, and meanwhile, the aluminum wire is conveyed.

Referring to fig. 3, a steel ball 5021 is embedded in the inner wall of the position-limiting sleeve 502, and the steel ball 5021 rotates around the connecting column 501. The steel ball 5021 enables the friction on the surface of the connecting column 501 to be rolling friction, so that the friction force is reduced, and the smoothness of the limiting sleeve 502 in the rotating process is improved.

Referring to fig. 3, a warp groove 5022 is formed in the position limiting sleeve 502, the warp groove 5022 is formed along the circumferential direction of the position limiting sleeve 502, and the warp groove 5022 is located in the center of the position limiting sleeve 502 in the length direction. In the working process, the aluminum wire passes through the warp groove 5022, and the warp groove 5022 limits the aluminum wire, so that the stability of the aluminum wire during transmission is improved.

Referring to fig. 3, a retaining ring 5011 is in threaded connection with one end of the connecting column 501, which is away from the lead base 1, a positioning ring 5012 is fixedly sleeved on the connecting column 501, and the stop collar 502 is located between the retaining ring 5011 and the positioning ring 5012. The retaining ring 5011 is matched with the positioning ring 5012 to limit the position of the position limiting sleeve 502, so that the stability of the position limiting sleeve 502 in working is improved.

The implementation principle of the wire passing device of the semiconductor packaging aluminum wire machine in the embodiment of the application is as follows: when the model of the aluminium wire that needs guide, transmission changes, operating personnel unscrews locking bolt 4015 earlier, then, the distance between two adjacent stop collars 502 is adjusted to the position that operating personnel slided guide pin bushing 402, makes the interval between the adjacent stop collars 502 cooperate with the aluminium wire diameter, satisfies operation requirement, and then, operating personnel screws up locking bolt 4015. In the working process of the wire passing device, the aluminum wire passes through the wire passing groove 5022, and the limiting sleeve 502 rotates around the connecting column 501 to transmit the aluminum wire.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A semiconductor package aluminum wire machine wire warp device comprises a wire holder (1), and is characterized in that: one side of lead wire seat (1) is equipped with spacing post (5) that are used for guiding the aluminum wire and is used for adjusting part (4) of spacing post (5) horizontal direction position, spacing post (5) are provided with a plurality ofly along the horizontal direction, adjusting part (4) are connected on lead wire seat (1), spacing post (5) can be dismantled and connect in adjusting part (4).

2. The semiconductor package aluminum wire threading device of claim 1, wherein: adjusting part (4) include conducting bar (401), guide pin bushing (402), conducting bar (401) fixed connection is in pin boss (1), guide pin bushing (402) slide and connect on conducting bar (401), it has locking hole (4022) to open on guide pin bushing (402), locking hole (4022) female connection has and is used for supporting locking bolt (4015) of tight conducting bar (401).

3. The semiconductor package aluminum wire threading device of claim 1, wherein: spacing post (5) are including spliced pole (501), stop collar (502), spliced pole (501) fixed connection deviates from one side of lead wire seat (1) in guide pin bushing (402), stop collar (502) rotate the cover and establish on spliced pole (501).

4. The semiconductor package aluminum wire threading device of claim 2, wherein: the upper surface and the lower surface of conducting bar (401) are opened respectively and are had sliding groove (4011), sliding groove (4011) is seted up along the length direction of conducting bar (401), it has sliding block (4016) to slide in sliding groove (4011), sliding block (4016) fixed connection is in guide pin bushing (402), sliding block (4016) go up to open and to have the hole (4014) that passes through that supplies locking bolt (4015).

5. The semiconductor package aluminum wire threading device of claim 3, wherein: the inner wall of the limiting sleeve (502) is embedded with a steel ball (5021), and the steel ball (5021) rotates around the connecting column (501).

6. The semiconductor package aluminum wire threading device of claim 3, wherein: a thread groove (5022) for passing an aluminum thread is arranged on the limiting sleeve (502).

7. The semiconductor package aluminum wire threading device of claim 3, wherein: the fixed cover of one end that spliced pole (501) is close to wire holder (1) is equipped with holding ring (5012), the one end threaded connection that wire holder (1) was kept away from in spliced pole (501) has fender ring (5011), spacing post (5) are located holding ring (5012) and keep off between ring (5011).

8. The semiconductor package aluminum wire threading device of claim 2, wherein: the top and the below of conducting bar (401) are fixedly connected with location strip (4012) respectively, the length direction setting of conducting bar (401) is followed in location strip (4012), location strip (4012) are opened along its length direction has constant head tank (4013), fixedly connected with slides locating piece (4021) in constant head tank (4013) on guide pin bushing (402).