CN210225916U

CN210225916U - FPC washs subassembly

Info

Publication number: CN210225916U
Application number: CN201921023238.0U
Authority: CN
Inventors: Xuhui Deng; 邓旭辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-03-31
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a FPC washs subassembly, include: an air blowing device for blowing out uniform clean air to blow off the electrostatically charged dust on the surface of the FPC; the air draft groove is connected with a dust collector and is used for accommodating the entrained dust blown by the blowing device; the ion fan is used for blowing out ion wind towards the surface of the FPC so as to neutralize the electrostatic dust on the surface of the FPC, the ion fan is arranged between the blowing device and the air draft groove, and the blowing port of the blowing device is obliquely arranged towards the air draft groove. Blow out the dust that the ionic wind neutralizes FPC surface electrification through ionic wind machine, the rethread blows the device and blows off clean air and blows off the dust on FPC surface, holds the dust that blast apparatus blown off through the convulsions groove at last to get rid of the dust that takes the static on FPC surface. The utility model discloses compare the tradition and use manual washing FPC's mode, FPC's cleaning performance is better for FPC's product quality and yield improve, and degree of automation is high, improves work efficiency.

Description

FPC washs subassembly

Technical Field

The utility model relates to a FPC cleaning equipment technical field especially relates to a FPC washs subassembly.

Background

FPC (Flexible Printed Circuit Board), also called "FPC Flexible Board", is a Printed Circuit made of a Flexible insulating base material, and has many advantages not possessed by a rigid Printed Circuit Board. For example, the device can be freely bent, wound and folded, can be randomly arranged according to the space layout requirement, and can be randomly moved and stretched in a three-dimensional space, so that the integration of component assembly and wire connection is realized. The FPC flexible board can greatly reduce the volume of electronic products, and is suitable for the development of the electronic products in the directions of high density, miniaturization and high reliability. Therefore, the FPC flexible board is widely applied to the fields or products of aerospace, military, mobile communication, laptop computers, computer peripherals, digital cameras and the like.

However, if there is electrostatic dust on the surface of the FPC, the quality and the service life of the electronic product are affected, and thus the surface of the electronic product needs to be cleaned. At present, the problem of cleaning liquid residue on the FPC can be caused by manually cleaning the FPC, the quality of the FPC is affected, and the product quality and yield of the FPC are reduced; on the other hand, the work efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at to above-mentioned present through artifical washing FPC can appear the remaining problem of FPC upper cleaning liquid, exert an influence to FPC's quality, reduce FPC's product quality and the problem of yield.

The utility model discloses a following technical scheme realizes: an FPC cleaning assembly for removing electrostatic dust on the surface of an FPC, comprising:

an air blowing device for blowing out uniform clean air to blow off the electrostatically charged dust on the surface of the FPC;

the air draft groove is used for accommodating the entrained dust blown out by the air blowing device;

the ion fan is used for blowing ion wind towards the surface of the FPC so as to neutralize the electrostatic dust on the surface of the FPC, and the ion fan is arranged between the blowing device and the air suction groove;

and a first mounting bracket; the air blowing device, the air draft groove and the ion fan are arranged on the first mounting frame, and an air blowing opening of the air blowing device is inclined towards the vertical direction of the air draft groove.

As a further improvement of the above technical scheme, the first mounting bracket is provided with two first installation parts in parallel, the first installation part is provided with a third through hole and a first arc-shaped hole, two sides of the blowing device in the length direction are connected with the first installation parts through fasteners, and the blowing device can swing along the third through hole as an axis in order to adjust the blowing angle of the blowing device towards the air draft groove.

As a further improvement of the technical scheme, the air blowing device is an air knife, and the air knife is connected with an air filter.

As a further improvement of the technical scheme, the inclination angle of the air blowing device relative to the vertical direction is 0-30 degrees.

As a further improvement of the above technical scheme, the parallel is equipped with two second installation departments on the first mounting bracket, be equipped with the fourth through-hole on the second installation department, wear to locate at the ascending both ends of ion fan length direction in the fourth through-hole, ion fan with connect through the fastener between the second installation department, ion fan can follow the swing of fourth through-hole so that adjust this ion fan and blow the angle of ion wind towards the FPC surface.

As a further improvement of the above technical solution, an inclination angle of the ion blower with respect to the vertical direction is 0 to 30 degrees.

As a further improvement of the technical scheme, the number of the ion fans is two, and the two ion fans are arranged on the first mounting frame side by side.

As a further improvement of the above technical solution, the ion blower is an ion wind rod.

As a further improvement of the above technical scheme, the parallel is equipped with two third installation departments on the first mounting bracket, be equipped with seventh through-hole and third arc hole on the third installation department, the ascending both sides of convulsions groove length direction with connect through the fastener between the third installation department, the convulsions groove can the seventh through-hole is the axle along the swing of third arc hole so that adjust the angle that this blast apparatus bloied towards the convulsions groove.

As a further improvement of the technical scheme, the inclination angle of the air draft groove relative to the vertical direction is 0-45 degrees.

Implement the utility model discloses a beneficial effect includes at least: blow out the dust that the ionic wind neutralizes FPC surface electrification through ionic wind machine, the rethread blows the device and blows off clean air and blows off the dust on FPC surface, holds the dust that blast apparatus blown off through the convulsions groove at last to get rid of the dust that takes the static on FPC surface. The utility model discloses compare the tradition and use manual washing FPC's mode, FPC's cleaning performance is better for FPC's product quality and yield improve, and degree of automation is high, improves work efficiency.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the FPC cleaning assembly of the present invention;

fig. 2 is another schematic structural diagram of an embodiment of the FPC cleaning assembly of the present invention;

fig. 3 is a schematic structural diagram of a connecting plate according to an embodiment of the FPC cleaning assembly of the present invention;

fig. 4 is a schematic structural diagram of the first mounting frame, the first mounting portion, the second mounting portion and the third mounting portion of an embodiment of the FPC cleaning assembly of the present invention.

Reference numerals:

FPC cleaning component-300;

a blowing device-31;

an air draft groove-32; a connecting plate-35; a first plate portion-351; a second plate portion-352;

an ion blower-33;

a first mounting bracket-34;

a first mounting portion-341; a third through hole-3411; first arc-shaped hole-3412

A second mounting portion-342; fourth through-hole-3421;

a third mounting portion-343; seventh through hole-3431; a third arcuate aperture-3432;

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, an FPC cleaning assembly 300 for removing electrostatic dust on the surface of an FPC includes:

an air blowing device 31 for blowing out uniform clean air to blow off the electrostatically charged dust on the surface of the FPC; an air draft groove 32, the air draft groove 32 is connected with a strong dust collector (not shown), the air draft groove 32 contains the entrained dust blown by the blowing device 31, and the strong dust collector collects the dust; an ion blower 33 for blowing an ion wind toward the surface of the FPC to neutralize the electrostatically charged dust on the surface of the FPC, the ion blower 33 being provided between the air blowing device 31 and the air suction groove 32; and the first mounting frame 34, the blowing device 31, the air draft groove 32 and the ion fan 33 are all arranged on the first mounting frame 34, and the air blowing opening of the blowing device 31 is inclined towards the air draft groove 32 backwards relative to the vertical direction.

Referring to fig. 1, 2 and 4, the first mounting brackets 34 are two in number and are arranged in parallel along the length direction. Each first mounting bracket 34 is screwed with a first mounting portion 341, two first mounting portions 341 are arranged in parallel along the length direction, the first mounting portions 341 are provided with a third through hole 3411 and a first arc-shaped hole 3412, two sides of the blowing device 31 in the length direction are connected with the first mounting portions 341 through fasteners, and the blowing device 31 can swing along the first arc-shaped hole 3412 by using the third through hole 3411 as an axis so as to adjust the blowing angle of the blowing device 31 towards the air draft slot 32. In this embodiment, the fasteners are preferably screws.

In this embodiment, the blowing device 31 is an air knife, the air knife is connected to an air filter (not shown), the outside air passes through the air filter to obtain clean air, the air knife generates a uniform air curtain, and the continuous air flow can effectively take away the dust on the surface of the FPC.

The backward inclination angle of the blowing device 31 toward the air draft groove with respect to the vertical direction is in the range of 0 to 30 degrees.

Referring to fig. 1, 2 and 4, each of the first mounting brackets 34 is screwed with a second mounting portion 342, the two second mounting portions 342 are arranged in parallel along the length direction, the second mounting portion 342 is provided with a fourth through hole 3421, two ends of the ion blower 33 in the length direction penetrate through the fourth through hole 3421, the ion blower 33 is connected with the second mounting portions 342 through a fastener, and the ion blower 33 can swing along the fourth through hole 3421 so as to adjust the angle at which the ion blower 33 blows toward the FPC surface. In this embodiment, the fasteners are preferably screws.

The ion blower 33 is inclined forward or backward with respect to the vertical direction by an angle ranging from 0 to 30 degrees. The number of the ion fans 33 is two, and the two ion fans 33 are arranged on the first mounting frame 34 side by side along the width direction. In this embodiment, the number of the ion fans 33 is two, which is beneficial to enhancing the effect of the ion fans 33 blowing out the ion wind and the electrostatic dust on the surface of the FPC, and improving the quality and yield of the FPC.

In addition, the two ion fans 33 may be set to different angles to blow out the ion wind toward the FPC, for example, the ion fan 33 on the rear side of the blowing device 31 may be set to be inclined forward by 15 degrees with respect to the vertical direction, and the other ion fan 33 may be set to be inclined backward by 15 degrees with respect to the vertical direction, so that the angle to blow out the uniform ion wind toward the FPC is increased, which is more advantageous for neutralizing the charged dust on the FPC.

In this embodiment, the ion blower 33 is an ion wind rod. The ion wind bar can generate a large amount of air mass with positive and negative charges, and can neutralize the charges on objects passing through the radiation area above the ion fan 33, so as to achieve the purpose of eliminating static electricity.

Referring to fig. 1 to 4, each of the first mounting frames 34 is screwed with a third mounting portion 343, two of the third mounting portions 343 are arranged in parallel along a length direction, two sides of the air draft groove 32 in the length direction are connected with the third mounting portions 343 through a connecting plate, the number of the connecting plates is two, the connecting plate includes a first plate portion 351 and a second plate portion 352 perpendicular to each other, the first plate portion 351 is connected with the third mounting portion 343 through a fastening member, and the second plate portion 352 is connected with the bottom of the air draft groove 32 through a fastening member, which is preferably a screw in this embodiment.

The third mounting portion 343 is provided with a seventh through hole 3431 and a third arc-shaped hole 3432, and the air draft groove 32 can swing along the third arc-shaped hole 3432 with the seventh through hole 3431 as an axis so as to adjust an angle at which the air blowing device 31 blows air toward the air draft groove 32.

The forward inclination angle of the air draft groove 32 with respect to the vertical direction toward the air blowing device 31 is 0 to 45 degrees.

The working principle of the embodiment is as follows:

the FPC with the electrostatic dust is conveyed from front to back to pass through the upper part of the FPC cleaning assembly 300, the ion fan 33 blows out ion wind towards the surface of the FPC so as to neutralize the electrostatic dust on the surface of the FPC, the blowing device 31 blows out clean air through an air filter to blow off the dust on the surface of the FPC, and a strong dust collector connected with the air suction groove 32 extracts and collects the dust, so that the electrostatic dust on the surface of the FPC is removed, and a good cleaning effect is achieved.

Implement the utility model discloses a beneficial effect includes at least:

blow out the dust that the ionic wind neutralizes FPC surface electrification through ionic wind machine, the rethread blows the device and blows off clean air and blows off the dust on FPC surface, holds the dust that blast apparatus blown off through the convulsions groove at last to get rid of the dust that takes the static on FPC surface. The utility model discloses compare the tradition and use manual washing FPC's mode, FPC's cleaning performance is better for FPC's product quality and yield improve, and degree of automation is high, improves work efficiency.

In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An FPC cleaning assembly (300) for removing electrostatically charged dust from the surface of an FPC, comprising:

the air draft groove is used for extracting the dust carried by the air blowing device;

the ion fan is used for blowing ion wind towards the surface of the FPC so as to neutralize the electrostatic dust on the surface of the FPC, and the ion fan is arranged between the blowing device and the air suction groove; and

the first mounting rack, the blowing device, the air suction groove and the ion fan are all arranged on the first mounting rack,

and the blowing opening of the blowing device is inclined towards the relative vertical direction of the air draft groove.

2. The FPC cleaning assembly (300) of claim 1, wherein two first installation parts are arranged on the first installation frame in parallel, a third through hole and a first arc-shaped hole are formed in the first installation parts, two sides of the blowing device in the length direction are connected with the first installation parts through fasteners, and the blowing device can swing along the first arc-shaped hole by taking the third through hole as an axis so as to adjust the blowing angle of the blowing device towards the air draft groove.

3. The FPC cleaning assembly (300) according to claim 1, wherein the blowing device is an air knife connected to an air filter.

4. The FPC cleaning assembly (300) according to claim 1, wherein the angle of inclination of the blowing device with respect to the vertical direction is 0 to 30 degrees.

5. The FPC cleaning assembly (300) according to claim 1, wherein two second installation parts are arranged on the first installation frame in parallel, a fourth through hole is formed in each second installation part, two ends of the ion fan in the length direction penetrate through the fourth through hole, the ion fan is connected with the second installation parts through fasteners, and the ion fan can swing along the fourth through hole so as to adjust the angle of the ion fan blowing the ion wind towards the surface of the FPC.

6. The FPC cleaning assembly (300) according to claim 1, wherein the ion blower is inclined at an angle of 0 to 30 degrees with respect to the vertical.

7. The FPC cleaning assembly (300) according to claim 1, wherein the number of the ion blowers is two, and two ion blowers are arranged side by side on the first mounting frame.

8. The FPC cleaning assembly (300) according to claim 1, wherein the ion blower is an ion air bar.

9. The FPC cleaning assembly (300) of claim 1, wherein two third installation parts are arranged on the first installation frame in parallel, a seventh through hole and a third arc-shaped hole are formed in the third installation parts, two sides of the air draft groove in the length direction are connected with the third installation parts through fasteners, and the air draft groove can swing along the third arc-shaped hole by taking the seventh through hole as an axis so as to adjust the blowing angle of the blowing device towards the air draft groove.

10. The FPC cleaning assembly (300) according to claim 1, wherein the angle of inclination of the air draft groove with respect to the vertical direction is 0 to 45 degrees.