CN209955489U

CN209955489U - Silk-screen nail bed

Info

Publication number: CN209955489U
Application number: CN201822028930.4U
Authority: CN
Inventors: 郑晓蓉; 张雪峰; 唐文锋
Original assignee: Chien Electronics (daya Bay) Co Ltd
Current assignee: Chien Electronics (daya Bay) Co Ltd
Priority date: 2018-12-05
Filing date: 2018-12-05
Publication date: 2020-01-17
Anticipated expiration: 2028-12-05

Abstract

The utility model relates to a silk screen printing nail bed, including transparent backing plate, transparent backing plate below is equipped with the net bottom plate, and the net bottom plate includes the rectangle framework and locates a plurality of nail bed bottom plates in the rectangle framework, and nail bed bottom plate is the rectangle structure, is equipped with the peg between nail bed bottom plate and the transparent backing plate, and transparent backing plate is connected to the peg upper end, and the nail bed bottom plate is connected to the peg lower extreme, and transparent backing plate up end interval is equipped with a plurality of nail strips, forms the silk screen printing region between the adjacent nail strip. The problem of face scraping caused by changing the nail bed bottom plate many times is effectively avoided, and the traditional nail bed bottom plate is improved to be suitable for the single circuit board processing condition through different color marks and nail strip cooperation mark silk screen printing areas on the hanging nails.

Description

Silk-screen nail bed

Technical Field

The utility model relates to an appurtenance field of circuit board processing especially relates to a silk screen printing nail bed.

Background

The PCB manufacturing industry has a hole plugging process, a screen printing one-time pre-baking process, a character double-sided printing process and the like, and the PCB quality requirements can be met only by using a nail bed for printing. The double-side screen printing is carried out by using the double-machine platform online machine through the fixed nail bed, and the double-side screen printing is pre-baked, so that the screen printing efficiency can be improved, and the nail bed is flexible in position and simple and convenient to operate. The printing process of the double-side silk screen printing of the double-machine-station online machine comprises the following steps: silk-screen printing first surface, nail bed fixing, silk-screen printing second surface, prebaking and exposing. However, a common nail bed is generally only suitable for one type of PCB, no drilling hole is formed in a bottom plate of the common nail bed, the PCB is generally fixed and positioned by using an adhesive tape and supported by using a silk-screen nail, the special PCB nail bed is provided with a drilling hole, the PCB is supported by using a hole-fixed silk-screen nail to complete printing, each type of PCB needs to be specially designed, the processing requirements of different PCBs are different, and therefore a plurality of types of nail beds need to be prepared in a processing workshop, the cost is high, and the storage is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-mesa silk screen printing machine silk screen printing nail bed to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a double-deck face silk screen printing machine silk screen printing nail bed, includes transparent backing plate, and transparent backing plate below is equipped with the net bottom plate, and the net bottom plate includes the rectangle framework and locates a plurality of nail bed bottom plates in the rectangle framework, and nail bed bottom plate is the rectangle structure, is equipped with the peg between nail bed bottom plate and the transparent backing plate, and transparent backing plate is connected to the peg upper end, and nail bed bottom plate is connected to the peg lower extreme, and transparent backing plate up end interval is equipped with a plurality of nail strips, forms the silk screen printing region between the adjacent nail strip.

The hanging nails are arranged on the nail bed bottom plate in advance, and the nail bed bottom plate is placed and fixed together according to requirements. When the screen printing is carried out, the position of the positioning pin is adjusted to be suitable for the corresponding PCB, the operation of changing the nail bed is avoided, the number of the nail beds in the production process is reduced, and the cost is saved.

The bed of nails bottom plate is equipped with first recess and second recess, and first recess and second recess vertically and horizontally staggered, the handing-over department of first recess and second recess forms the accommodation space that supplies the peg to inlay to establish.

The junction of first recess and second recess forms the accommodation space that supplies the peg to inlay to establish, and the peg sets up in the accommodation space promptly, and the peg can be placed in corresponding position as required.

The peg includes peg main part and peg base, and the peg main part is the round platform body structure that epoxy made, and the fixed peg main part that is provided with of peg base up end, peg base are the cruciform structure, peg base and accommodation space clearance fit.

The peg base inlays to be established in the accommodation space, and the round platform body structure is big end down, and the round platform body structure can stabilize to be fixed on the peg base, and peg main part top is the plane, and the peg main part can closely laminate with terminal surface under the transparent backing plate.

The lower end face of the transparent base plate is provided with a first transparent magnetic sheet, the peg body is a magnet, and the peg body and the magnetic sheet are correspondingly arranged.

Be equipped with a plurality of pegs on the nail bed bottom plate, first transparent magnetic sheet and peg main part configuration are for inter attraction, place transparent backing plate in the peg main part through magnetism, and a plurality of peg main parts support transparent backing plate, reduce the pressure that the peg bottom held.

The transparent backing plate up end corresponds first transparent magnetic sheet and is equipped with the transparent magnetic sheet of second, and first transparent magnetic sheet and the transparent magnetic sheet inter attraction of second, and peg main part upper end coating has the colour mark.

First transparent magnetic sheet, the transparent magnetic sheet of second and transparent backing plate all are the transparence, and the personnel can observe the colour mark of peg main part upper end.

The nailing strip comprises a nailing strip main body with a long strip-shaped structure and a limiting strip with a rectangular longitudinal section, the longitudinal section of the nailing strip main body is isosceles trapezoid, and a plurality of limiting depressions are formed in the second transparent magnetic sheet corresponding to the limiting strip.

The nailing strip is used for supporting the screen printing screen plate, and the limiting strip is in clearance fit with the limiting recess, so that the nailing strip can be selectively installed at positions.

The upper end of the nail strip main body is provided with a rubber layer.

The rubber layer increases the friction force between the nail strips and the silk screen plate, and the silk screen plate is prevented from sliding on the nail strips.

The utility model discloses a theory of operation does: the hanging nails are arranged on the nail bed bottom plate in advance, the nail bed bottom plate is placed and fixed together according to requirements, and the position of the locating pin is adjusted only when the plate silk screen is replaced, so that the hanging nails can be suitable for corresponding PCB plates.

The utility model has the advantages that: the problem of face scraping caused by changing the nail bed bottom plate many times is effectively avoided, and the traditional nail bed bottom plate is improved to be suitable for the single circuit board processing condition through different color marks and nail strip cooperation mark silk screen printing areas on the hanging nails.

Drawings

The figures further illustrate the invention, but the embodiments in the figures do not constitute any limitation of the invention.

Fig. 1 is a schematic structural diagram of a grid base plate according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a peg according to an embodiment of the present invention; transparent backing plate

Fig. 3 is a schematic structural view of a transparent backing plate according to an embodiment of the present invention;

the nail bed comprises a rectangular frame body 1, a nail bed bottom plate 2, a first groove 21, a second groove 22, a nail main body 31, a nail base 32, a transparent base plate 41, a first transparent magnetic sheet 42, a second transparent magnetic sheet 43 and a nail strip 44.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

In the present invention, unless otherwise specified, the terms of orientation such as "up, down, left, and right" used generally refer to up, down, left, and right as shown in fig. 1. "inner and outer" refer to the inner and outer portions of a particular contour. "distal and proximal" refer to distal and proximal relative to a component.

As shown in fig. 1-3, the utility model provides a pair of mesa silk screen printing machine silk screen printing nail bed, including transparent backing plate, the silk screen printing otter board has been placed to transparent backing plate top, and transparent backing plate below is equipped with the net bottom plate, and the net bottom plate includes the rectangle framework and locates a plurality of nail bed bottom plates in the rectangle framework, offers the mounting hole that is used for connecting the silk screen printing otter board in the rectangle framework, and the nail bed bottom plate is the rectangle structure, is equipped with the peg between nail bed bottom plate and the transparent backing plate, and transparent backing plate is connected to the peg upper end, and nail bed bottom plate is connected to the peg lower extreme, and transparent backing plate up end interval is equipped with a plurality of nail strips, forms the silk screen printing region.

The transparent backing plate up end corresponds first transparent magnetic sheet and is equipped with the transparent magnetic sheet of second, and first transparent magnetic sheet and the transparent magnetic sheet of second attract each other, and peg main part upper end coating has multiple colour mark.

The upper end of the nail strip main body is provided with a rubber layer.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a silk screen printing nail bed which characterized in that: including transparent backing plate, transparent backing plate below is equipped with the net bottom plate, the net bottom plate includes the rectangle framework and locates a plurality of nail bed bottom plates in the rectangle framework, the nail bed bottom plate is the rectangle structure, be equipped with the peg between nail bed bottom plate and the transparent backing plate, transparent backing plate is connected to the peg upper end, nail bed bottom plate is connected to the peg lower extreme, transparent backing plate up end interval is equipped with a plurality of nail strips, and is adjacent form the silk screen printing region between the nail strip.

2. The silk-screen nail bed of claim 1, wherein: the nail bed bottom plate is provided with a first groove and a second groove, the first groove and the second groove are criss-cross, and a containing space for embedding the hanging nails is formed at the joint of the first groove and the second groove.

3. The silk-screen nail bed of claim 2, wherein: the hanging nail comprises a hanging nail main body and a hanging nail base, wherein the hanging nail main body is of a circular truncated cone structure, the hanging nail main body is fixedly arranged on the upper end face of the hanging nail base, the hanging nail base is of a cross structure, and the hanging nail base is in clearance fit with the accommodating space.

4. The silk-screen nail bed of claim 3, wherein: the lower end face of the transparent base plate is provided with a first transparent magnetic sheet, the peg body is a magnet, and the peg body and the magnetic sheet are arranged correspondingly.

5. The silk-screen nail bed of claim 4, wherein: the transparent backing plate up end corresponds first transparent magnetic sheet and is equipped with the transparent magnetic sheet of second, peg main part upper end coating has the colour mark.

6. The silk-screen nail bed of claim 5, wherein: the nail strip comprises a nail strip main body with a long strip-shaped structure and a limiting strip with a rectangular longitudinal section, the longitudinal section of the nail strip main body is isosceles trapezoid, and a plurality of limiting depressions are formed in the second transparent magnetic sheet corresponding to the limiting strip.

7. The silk-screen nail bed of claim 1, wherein: the upper end of the nailing strip main body is provided with a rubber layer.