CN217775887U

CN217775887U - Movable laser marking structure for plastic package substrate

Info

Publication number: CN217775887U
Application number: CN202221203313.3U
Authority: CN
Inventors: 周屹舜; 邹志健; 周开宇; 李靖; 仇帅坤
Original assignee: Wuxi Zhongwei High Tech Electronic Co ltd
Current assignee: Wuxi Zhongwei High Tech Electronic Co ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-11-11
Anticipated expiration: 2032-05-19

Abstract

The utility model relates to a plastic package substrate moving laser marking structure, which comprises a laser marking track, wherein a plastic package substrate chute is arranged in the laser marking track, a plastic package substrate is slidably arranged in the plastic package substrate chute, and an adjusting and positioning structure is arranged between the laser marking track and the plastic package substrate; the plastic package substrate comprises a plastic package body, and a positioning substrate is arranged on the periphery of the plastic package body; the adjusting and positioning structure comprises an adjusting hole group, a positioning hole and an adjusting locking pin which are matched, the adjusting hole group comprises a plurality of adjusting holes, the adjusting holes are drilled on the positioning substrate in parallel, and the positioning holes are drilled above the plastic package substrate sliding groove; and adjusting locking pins are arranged in the adjusting hole group and the positioning holes. The utility model has simple structure and small occupied space; the base plate is fixed and positioned through the designed track which is practical, effective and high in operability, marking is carried out, the laser marking track is utilized, marking efficiency can be improved, the risk of center deviation caused by artificial identification is reduced, and the packaging yield is improved.

Description

Movable laser marking structure for plastic package substrate

Technical Field

The utility model belongs to the technical field of plastic envelope base plate laser marking, a plastic envelope base plate removes laser marking structure is related to.

Background

Plastic packages are superior to hermetic packages in size, weight, performance, and cost. Plastic packaged devices account for 97% of the commercial chip package market in the world. I department's laser marking equipment is manual positioning device, do not possess the visual identification function, need manually to beat the mark regional removal to equipment laser marking model inscription with treating of base plate, beat the mark region through the naked eye location, beat mark work, it can cause central skew great to adopt current mode to beat the mark, product appearance uniformity is low, and imitate manual displacement, the location is inefficient, utilize the laser marking track, can effectively improve and beat mark efficiency, reduce central skew risk, improve the encapsulation yield.

Disclosure of Invention

The utility model aims at overcoming the not enough of existence among the prior art, providing a laser marking track, through track cooperation adjustment stop pin, realize step-by-step to this improves and beats mark efficiency, reduces central skew risk, improves the encapsulation yield.

In order to realize the technical purpose, the technical proposal of the utility model is that: a movable laser marking structure of a plastic package substrate comprises a laser marking track, wherein a plastic package substrate sliding groove is formed in the laser marking track, the plastic package substrate is slidably mounted in the plastic package substrate sliding groove, and an adjusting and positioning structure is arranged between the laser marking track and the plastic package substrate; the plastic package substrate comprises a plastic package body, and a positioning substrate is arranged on the periphery of the plastic package body; the adjusting and positioning structure comprises an adjusting hole group, a positioning hole and an adjusting locking pin which are matched, the adjusting hole group comprises a plurality of adjusting holes, the adjusting holes are drilled on the positioning substrate in parallel, and the positioning holes are drilled above the plastic packaging substrate sliding groove; and an adjusting locking pin is arranged in the adjusting hole group and the positioning hole.

As a further improvement, the positioning base plate and the plastic package base plate slide groove are matched in external dimension.

As a further improvement, the laser marking track adopts a split structure.

As a further improvement, the laser marking track comprises a guide rail base, and an upper guide rail pressing strip and a lower guide rail pressing strip are installed on the two sides of the guide rail base.

As the utility model discloses a further improvement, guide rail base and last guide rail layering enclose into spout under the location base plate, and guide rail base and lower guide rail layering enclose into spout on the location base plate, and for plastic-sealed body slide between spout on spout under the location base plate and the location base plate, spout, plastic-sealed body slide constitute plastic-sealed base plate spout under the location base plate on spout, the location base plate.

As a further improvement, the positioning hole is positioned on the lower guide rail pressing bar.

As a further improvement, the positioning holes are positioned at both ends of the lower guide rail pressing strip.

As a further improvement of the utility model, one side of the top surface of the plastic package substrate chute is provided with a plastic package substrate guide notch; and a lower plastic package substrate guide notch is formed in the upper guide rail pressing strip, and an upper plastic package substrate guide notch is formed in the lower guide rail pressing strip.

As a further improvement, the guide rail base is carved with the direction mark.

As a further improvement of the utility model, a support bar is arranged between the guide rail bases.

The positive progress effect of this application lies in:

the utility model has simple structure and small occupied space; the base plate is fixed and positioned through the designed track which is practical, effective and high in operability, marking is carried out, the laser marking track is utilized, marking efficiency can be improved, the risk of center deviation caused by artificial identification is reduced, and the packaging yield is improved.

Drawings

Fig. 1 is the schematic structural diagram of the laser marking track of the present invention.

Fig. 2 is a side view of fig. 1.

Fig. 3 is a schematic structural view of the upper rail pressing bar.

Fig. 4 is a schematic structural view of the lower rail pressing bar.

Fig. 5 is a schematic structural diagram of the plastic package substrate.

Detailed Description

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged as appropriate in order to facilitate the embodiments of the invention described herein. Furthermore, "including" and "having," and like terms, mean that "including" and "having," in addition to those already recited in "including" and "having," other content not already recited in the list; for example, a process, method, system, article, or apparatus that may comprise a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the following description of the embodiment, the coordinates refer to fig. 1, where the direction from the inside of the vertical paper in fig. 1 is taken as the front, the direction from the outside of the vertical paper in fig. 1 is taken as the rear, the left-right direction in fig. 1 is taken as the left-right direction, and the up-down direction in fig. 1 is taken as the up-down direction.

Fig. 1 to 5 include a guide rail base 1, a plastic package substrate guide notch 1-1, a plastic package substrate 2, and the like.

As shown in fig. 1-fig. 2, the utility model relates to a plastic envelope base plate removes laser marking structure, including the laser marking track, be equipped with plastic envelope base plate spout in the laser marking track, slidable mounting plastic envelope base plate 2 in the plastic envelope base plate spout is equipped with between laser marking track and the plastic envelope base plate 2 and adjusts location structure.

As shown in fig. 5, the plastic package substrate 2 includes a plastic package body 2-1, the plastic package body 2-1 is a main body of the plastic package substrate, and a marking process needs to be performed on the surface of the plastic package body 2-1. And a positioning substrate 2-2 is arranged on the periphery of the plastic package body 2-1, and the positioning substrate 2-2 is matched with the outline dimension of the plastic package substrate sliding groove.

The adjusting and positioning structure comprises an adjusting hole group, a positioning hole 4-1 and an adjusting locking pin which are matched, in the embodiment, the adjusting hole group comprises 5 adjusting holes 2-21, the adjusting holes are drilled on the positioning substrate 2-2 in parallel, and the positioning hole 4-1 is drilled above the plastic package substrate sliding groove. An adjusting locking pin is arranged in the adjusting hole group and the positioning hole 4-1.

In other embodiments, the positions of the adjusting hole group and the positioning hole 4-1 are interchanged, the adjusting hole group is drilled above the plastic substrate chute, and the positioning hole 4-1 is drilled on the positioning substrate 2-2.

The laser marking track adopts a split structure, and is convenient to produce and manufacture. The laser marking track comprises a guide rail base 1, an upper guide rail pressing strip 3 and a lower guide rail pressing strip 4 are installed on two sides of the guide rail base 1, a lower chute 5 of a positioning substrate is enclosed by the guide rail base 1 and the upper guide rail pressing strip 3, an upper chute 6 of the positioning substrate is enclosed by the guide rail base 1 and the lower guide rail pressing strip 4, the positioning substrate 2-2 slides in the lower chute 5 of the positioning substrate and the upper chute 6 of the positioning substrate, a plastic package body slideway 7 is arranged between the lower chute 5 of the positioning substrate and the upper chute 6 of the positioning substrate, a plastic package body 2-1 slides in the plastic package body slideway 7, and the lower chute 5 of the positioning substrate, the upper chute 6 of the positioning substrate and the plastic package body slideway 7 form a plastic package substrate chute. The positioning hole 4-1 is positioned on the lower guide rail pressing strip 4. In order to adapt to plastic package substrates 2 with different lengths, the positioning holes 4-1 are positioned at two ends of the lower guide rail pressing strip 4.

Two sides of the guide rail base 1, the upper guide rail pressing strip 3 and the lower guide rail pressing strip 4 are drilled with positioning pin holes and mounting screw holes for accurate mounting.

In order to facilitate the embedding of the plastic package substrate 2 into the plastic package substrate sliding groove, a plastic package substrate guide notch 1-1 is formed in one side of the top surface of the plastic package substrate sliding groove. The plastic package substrate guide notch 1-1 includes a lower plastic package substrate guide notch 3-1 provided on the upper guide rail bead 3 and an upper plastic package substrate guide notch 4-2 provided on the lower guide rail bead 4, as shown in fig. 3-4.

And supporting bars 1-2 are arranged between the guide rail bases 1 and used for ensuring the flatness of the plastic package substrate 2.

In order to easily identify the moving direction, direction marks 1-3 are engraved on the guide rail base 1. The direction marks 1-3 are arrow-shaped.

The laser marking track is installed on the laser marking equipment.

The working process of the utility model is as follows:

and connecting the upper guide rail pressing strip 3 and the lower guide rail pressing strip 4 with the guide rail base 1 through the positioning pins and the bolts to complete the assembly of the laser marking rail. And then the laser marking track is arranged on the laser marking equipment. After the direction of the substrate is confirmed, according to the arrow on the guide rail, the end part of the plastic package substrate 2 is pressed downwards from the plastic package substrate guide notch 1-1 on the left side of the laser marking track to be embedded into the laser marking track, moves along the plastic package substrate sliding groove, the plastic package body 2-1 moves to the area needing marking, the adjusting locking pin is inserted into the corresponding adjusting hole 2-21 and the positioning hole 4-1, and the marking work is started.

After marking of one area is finished, the adjusting locking pin is taken down, the next area is moved, the adjusting locking pin is inserted again, and marking work is started, so that the cycle is repeated until marking of all the areas is finished.

After marking work of all areas is completed, the adjusting locking pins are taken down, the plastic package substrate 2 is taken out from the right side of the laser marking track, and marking work of the whole substrate is completed.

It is to be understood that the above embodiments are merely exemplary embodiments adopted to illustrate the principles of the present invention, and the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims

1. A movable laser marking structure of a plastic package substrate is characterized by comprising a laser marking track, wherein a plastic package substrate sliding groove is formed in the laser marking track, a plastic package substrate (2) is slidably mounted in the plastic package substrate sliding groove, and an adjusting and positioning structure is arranged between the laser marking track and the plastic package substrate (2); the plastic package substrate (2) comprises a plastic package body (2-1), and a positioning substrate (2-2) is arranged on the periphery of the plastic package body (2-1); the adjusting and positioning structure comprises an adjusting hole group, a positioning hole (4-1) and an adjusting locking pin which are matched, the adjusting hole group comprises a plurality of adjusting holes (2-21), the adjusting holes (2-21) are drilled in the positioning substrate (2-2) in parallel, and the positioning hole (4-1) is drilled above a plastic package substrate sliding groove; an adjusting locking pin is arranged in the adjusting hole group and the positioning hole (4-1).

2. The movable laser marking structure of the plastic package substrate as recited in claim 1, wherein the positioning substrate (2-2) is adapted to the overall dimension of the plastic package substrate sliding groove.

3. The plastic package substrate moving laser marking structure as claimed in claim 1, wherein the laser marking track is of a split structure.

4. The plastic package substrate moving laser marking structure as claimed in claim 3, wherein the laser marking track comprises a guide rail base (1), and an upper guide rail pressing strip (3) and a lower guide rail pressing strip (4) are installed on two sides of the guide rail base (1).

5. The moving laser marking structure of the plastic package substrate according to claim 4, wherein the guide rail base (1) and the upper guide rail pressing strip (3) enclose a lower positioning substrate sliding groove (5), the guide rail base (1) and the lower guide rail pressing strip (4) enclose an upper positioning substrate sliding groove (6), a plastic package body sliding groove (7) is arranged between the lower positioning substrate sliding groove (5) and the upper positioning substrate sliding groove (6), and the lower positioning substrate sliding groove (5), the upper positioning substrate sliding groove (6) and the plastic package body sliding groove (7) form a plastic package substrate sliding groove.

6. The movable laser marking structure of the plastic package substrate as claimed in claim 5, wherein the positioning hole (4-1) is located on the lower guide rail bead (4).

7. The movable laser marking structure of the plastic package substrate as claimed in claim 6, wherein the positioning holes (4-1) are located at two ends of the lower guide rail pressing bar (4).

8. The movable laser marking structure of the plastic package substrate as claimed in claim 3, wherein a plastic package substrate guide notch (1-1) is formed on one side of the top surface of the chute of the plastic package substrate; the upper guide rail pressing strip (3) is provided with a lower plastic package substrate guide notch (3-1), and the lower guide rail pressing strip (4) is provided with an upper plastic package substrate guide notch (4-2).

9. The movable laser marking structure of the plastic package substrate as claimed in claim 1, wherein the guide rail base (1) is engraved with direction marks (1-3).

10. The movable laser marking structure of the plastic package substrate as claimed in claim 1, wherein support bars (1-2) are arranged between the guide rail bases (1).