CN216820224U

CN216820224U - PCB stores pylon for plasma processing

Info

Publication number: CN216820224U
Application number: CN202123280844.0U
Authority: CN
Inventors: 陈培峰; 宗泽源; 刘庆峰; 程凡雄; 汤家云
Original assignee: Yangzhou Guoxing Technology Co ltd
Current assignee: Yangzhou Guoxing Technology Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-06-24
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a PCB (printed circuit board) hanging rack for plasma processing, which comprises a base and at least one group of upright columns, wherein each group of upright columns comprises a movable upright column and a fixed upright column, each upright column is provided with a groove extending in the vertical direction, and the bottom of the fixed upright column is fixed on the base; the base is provided with a track, the bottom of the movable upright post is provided with a chute matched with the track, the chute can slide along the track, and the movable upright post is relatively fixed on the base through a locking structure; the top of each post is a flared mouth with a tapered top-to-bottom dimension to facilitate PCB insertion. According to the utility model, through the improvement of the structure of the hanging rack, not only is the PCB convenient to take and place manually or mechanically and automatically, but also the same hanging rack can realize the placement of different sizes and specifications, and the universality of the hanging rack is improved.

Description

PCB stores pylon for plasma processing

Technical Field

The utility model belongs to the technical field of PCBs (electronic circuit boards), and particularly relates to a PCB hanging frame for plasma processing.

Background

The plasma treatment technology is to adopt a plasma surface treatment machine to carry out certain physical and chemical modification on a surface film, a UV coating or a plastic sheet of the packaging box, so as to improve the surface adhesive force, and the packaging box can be easily bonded with common paper. The plasma processing method is applied to the fields of semiconductors, circuit boards, displays, electronics, textiles and the like, and particularly in the Printed Circuit Board (PCB) industry, the plasma is used for processing the surfaces and holes of the PCBs to become a general standard production process of products such as high-frequency communication boards.

When plasma is processed, a material rack is needed, a plurality of PCBs stand at intervals or are stacked on the hanging rack at intervals, in order to enable the PCBs to be stably placed between the two polar plates, the PCBs need to be fixed on the metal frame firstly, and then the frame is placed in an electrode gap. The plate loading procedure is an important procedure in the plasma processing flow and has strict process requirements.

However, when the existing material rack PCBs are stacked at intervals up and down, the PCBs are not accurate enough and are easy to be offset, and only manual feeding and discharging can be used, namely, the same material rack can only be used for placing material racks with the same size and specification, and the application range is limited; the workshop can need multiple stores pylon because PCB specification difference, firstly with high costs, secondly puts in the workshop, occupation space.

SUMMERY OF THE UTILITY MODEL

The PCB hanging rack for plasma processing is mainly used for solving the technical problem that through the improvement of the structure of the hanging rack, not only is the PCB convenient to take and place manually or automatically mechanically, but also the same hanging rack can realize the placement of different sizes and specifications, and the universality of the hanging rack is improved.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a PCB hanging rack for plasma processing, which comprises a base and at least one group of upright columns, wherein each group of upright columns comprises a movable upright column and a fixed upright column, each upright column is provided with a groove extending in the vertical direction, and the bottom of the fixed upright column is fixed on the base; the base is provided with a track, the bottom of the movable upright post is provided with a sliding chute matched with the track, the sliding chute can slide along the track, and the movable upright post is relatively fixed on the base through a locking structure;

the top of each upright post is provided with a horn mouth which is convenient for inserting the PCB and has a tapered size from top to bottom.

Further, the included angle between the two side surfaces of the bell mouth is 70-85 degrees.

Furthermore, the locking structure comprises a locking bolt, and the movable upright post and the base are relatively fixed by the locking bolt penetrating through one side wall of the groove of the movable upright post and the end part of the locking bolt abutting against the side surface of the track.

Furthermore, the locking structure comprises a motor, a screw rod and a nut, the lower part of the movable upright post is fixed on the nut, and the motor drives the screw rod to rotate and convert the screw rod into linear movement of the nut, so that the movable upright post is driven to move.

Further, the width of the groove, the width of the rail and the thickness of the PCB are matched with each other.

Further, the height of the track is 4-6 mm.

Further, the upper and lower width of the upright post is consistent, and the bell mouth is positioned at the upper part of the groove.

Further, the width of the upper end of the upright post is larger than the widths of other positions, and the bell mouth is positioned at the upper end of the upright post.

Further, the upper and lower width of stand is unanimous, the horn mouth is located the upper portion of recess, just the lateral wall of horn mouth is equipped with the extension board.

Furthermore, a plurality of groups of upright columns are arranged along the length direction of the base, and two groups of upright columns are arranged along the width direction of the base.

The utility model has the beneficial effects that:

the utility model comprises a base and at least one group of upright columns, wherein each group of upright columns comprises a movable upright column and a fixed upright column, each upright column is provided with a groove extending in the vertical direction, and the bottom of the fixed upright column is fixed on the base; firstly, the top of each upright post is a horn mouth which is convenient for inserting the PCB and has a gradually reduced size from top to bottom, the direction of the PCB is guided when the PCB is inserted, the PCB is convenient to be manually or automatically taken and placed by machinery, and particularly the guiding effect is more obvious when the PCB is automatically placed; secondly, the base is provided with a track, the bottom of the movable upright post is provided with a sliding chute matched with the track, the sliding chute can slide along the track, and the movable upright post is relatively fixed on the base through a locking structure, namely the distance between two upright posts in the same group is adjustable, so that the same hanger can be placed in different sizes and specifications, and the universality of the hanger is improved;

furthermore, the width of the groove, the width of the track and the thickness of the PCB are matched with each other, firstly, the bottom surface of the PCB is just above the track, namely, the track can just support the PCB; secondly, the PCB cannot shake in the groove, so that the phenomenon that the PCB shakes back and forth to cause scratch and the like in the moving process of the hanging rack is avoided;

furthermore, the locking structure of the utility model can comprise a motor, a screw rod and a nut, the lower part of the movable upright post is fixed on the nut, the screw rod is driven by the motor to rotate and is converted into linear movement of the nut, so that the movable upright post is driven to move, and the automatic adjustment of the hanging rack when being suitable for PCBs with different dimensions and specifications is improved.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

FIG. 1 is one of the schematic structural views of embodiment 1;

FIG. 2 is a second schematic structural view of embodiment 1;

FIG. 3 is a plan view of embodiment 1;

FIG. 4 is a side view of embodiment 1;

FIG. 5 is a schematic structural view of a column of embodiment 2;

FIG. 6 is a schematic structural view of a column of embodiment 3;

the parts in the drawings are marked as follows:

a base 1, a rail 11;

the movable upright post 2, the groove 21 and the bell mouth 22;

a fixed column 3;

a locking bolt 4;

the angle alpha of the included angle between the two side surfaces of the horn mouth, the length direction L along the base and the width direction W along the base.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and the present invention will be described in detail with reference to the accompanying drawings. The utility model may be embodied in other different forms, i.e. it is capable of various modifications and changes without departing from the scope of the utility model as disclosed.

Example 1: a PCB hanging rack for plasma processing is disclosed, as shown in fig. 1 to 4, comprising a base 1 and at least one group of upright columns, wherein each group of upright columns comprises a movable upright column 2 and a fixed upright column 3, each upright column is provided with a groove 21 extending in the vertical direction, and the bottom of the fixed upright column is fixed on the base; the base is provided with a track 11, the bottom of the movable upright post is provided with a sliding chute (not shown) matched with the track, the sliding chute can slide along the track, and the movable upright post is relatively fixed on the base through a locking structure;

the top of each post is a flared mouth 22 that is tapered in size from top to bottom to facilitate PCB insertion.

The included angle between the two side surfaces of the bell mouth is 70-85 degrees. In this embodiment, the included angle between the two side surfaces of the bell mouth is preferably 78 °.

One embodiment of the locking structure is as follows: the locking structure comprises a locking bolt 4 (as shown in fig. 4, the locking structure is not shown in other figures), and the movable upright post and the base are relatively fixed by the locking bolt penetrating through one side wall of the groove of the movable upright post and the end part of the locking bolt tightly abutting against the side surface of the track; the locking mode is simple and convenient, easy to operate and low in cost.

Another embodiment of the locking structure is as follows: the locking structure comprises a motor, a screw rod and a nut, the lower part of the movable upright post is fixed on the nut, and the motor drives the screw rod to rotate and convert the screw rod into linear movement of the nut so as to drive the movable upright post to move. In the structure, the movable upright post can be fixed relative to the base as long as the motor stops rotating, and an additional structure is not needed. The locking mode has slightly higher cost, but is automatically adjusted, so that the labor is saved, and the automation of the whole process of the PCB plasma treatment is convenient to realize.

The width of the groove, the width of the track and the thickness of the PCB are matched with each other. Firstly, the bottom surface of the PCB is just above the track, namely the track can just support the PCB; secondly, PCB can not rock in the recess, avoids the stores pylon removal in-process, and PCB makes a round trip to rock, causes to scrape and damages etc..

The height of the track is 4-6 mm. In this embodiment, the height of the rail is preferably 5 mm. The end part of the locking bolt is guaranteed to abut against the rail to enable the movable stand column to be relatively fixed on the base, and therefore sufficient contact area is provided, and fixing effect is guaranteed.

The upper and lower width of stand is unanimous, the horn mouth is located the upper portion of recess. The upright post with the structure is easier to process.

This embodiment is in, is equipped with the multiunit along the length direction L of base the stand is followed the width direction W of base is equipped with two sets of the stand, the group number of stand can set up as required by oneself.

The working principle and the working process of the embodiment are as follows:

aligning the PCB to the bell mouths on the upper parts of a group of upright columns of the hanging rack through a manual or automatic manipulator, and inserting the PCB along the groove until the bottom of the PCB is arranged on the track of the base;

when adapting to not equidimension PCB, only need loosen locking structure, will move the pillar and slide to suitable position along the track, again with locking structure locking can.

Example 2: a PCB hanger for plasma processing, as shown in fig. 5, has a similar structure to that of embodiment 1 except that: the width of the upper end of the upright post is larger than the widths of other positions, and the bell mouth is positioned at the upper end of the upright post. With the structure, the advantages are that: under the condition that the horn mouth is arranged, the width of the upper end of the stand column is relatively wide, and the width of other positions only needs to be provided with the grooves, so that the material of the stand column can be saved, and the material cost is reduced. The disadvantage is that the difficulty and complexity of the process are increased compared to columns of uniform width.

Example 3: a PCB hanger for plasma processing, as shown in fig. 6, has a similar structure to that of embodiment 1 except that: the upper and lower width of stand is unanimous, the horn mouth is located the upper portion of recess, just the lateral wall of horn mouth is equipped with the extension board. Compared with embodiment 1, the size of the mouth of the bell mouth is larger, and automatic insertion of the PCB is more convenient.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the specification and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.

Claims

1. A PCB stores pylon for plasma body processing which characterized in that: the device comprises a base (1) and at least one group of upright columns, wherein each group of upright columns comprises a movable upright column (2) and a fixed upright column (3), each upright column is provided with a groove (21) extending in the vertical direction, and the bottom of each fixed upright column is fixed on the base; the base is provided with a track (11), the bottom of the movable upright post is provided with a sliding chute matched with the track, the sliding chute can slide along the track, and the movable upright post is relatively fixed on the base through a locking structure;

the top of each post is a flared mouth (22) that is tapered in size from top to bottom to facilitate PCB insertion.

2. The PCB hanger for plasma processing according to claim 1, wherein: the included angle between the two side surfaces of the bell mouth is 70-85 degrees.

3. The PCB hanger for plasma processing according to claim 1, wherein: the locking structure comprises a locking bolt (4), and the movable upright post and the base are relatively fixed by the locking bolt penetrating through one side wall of the groove of the movable upright post and the end part of the locking bolt abutting against the side face of the track.

4. The PCB hanger for plasma processing according to claim 1, wherein: the locking structure comprises a motor, a screw rod and a nut, the lower part of the movable upright post is fixed on the nut, and the motor drives the screw rod to rotate and convert the screw rod into linear movement of the nut so as to drive the movable upright post to move.

5. The PCB hanger for plasma processing according to claim 1, wherein: the width of the groove, the width of the track and the thickness of the PCB are matched with each other.

6. The PCB hanger for plasma processing according to claim 1, wherein: the height of the track is 4-6 mm.

7. The PCB hanger for plasma processing according to claim 1, wherein: the upper and lower width of stand is unanimous, the horn mouth is located the upper portion of recess.

8. The PCB hanger for plasma processing according to claim 1, wherein: the width of the upper end of the upright post is larger than the widths of other positions, and the bell mouth is positioned at the upper end of the upright post.

9. The PCB hanger for plasma processing according to claim 1, wherein: the upper and lower width of stand is unanimous, the horn mouth is located the upper portion of recess, just the lateral wall of horn mouth is equipped with the extension board.

10. The PCB hanger for plasma processing according to claim 1, wherein: be equipped with the multiunit along the length direction of base the stand is followed the width direction of base is equipped with two sets of the stand.