CN219181780U

CN219181780U - Circuit board carrier

Info

Publication number: CN219181780U
Application number: CN202223446835.9U
Authority: CN
Inventors: 胡根赞; 谢行滔; 黄剑爵; 曾进; 占国华; 朱盛宏
Original assignee: Dongguan Yutong Optical Technology Co Ltd
Current assignee: Dongguan Yutong Optical Technology Co Ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-06-13
Anticipated expiration: 2032-12-22

Abstract

The utility model belongs to the technical field of electronic product manufacturing, and discloses a circuit board carrier which comprises a carrier plate and a cover plate, wherein a plurality of placing grooves are formed in the carrier plate, bosses and water passing holes are formed in the bottoms of the placing grooves, a plurality of giving-up holes corresponding to the placing grooves one by one are formed in the cover plate, and the cover plate is detachably arranged on the carrier plate. According to the circuit board carrier provided by the utility model, the circuit board is placed in the placing groove of the carrier board and is covered with the cover plate, the circuit board is erected through the boss, so that components on the back surface of the circuit board are separated from the groove bottom of the placing groove, the circuit board is kept horizontal in the placing groove, the components on the back surface of the circuit board cannot be damaged by extrusion during patch, the cover plate is abutted against the edge of the front surface of the circuit board, the circuit board is stably fixed in the placing groove, the circuit board is prevented from skewing, the patch yield is effectively ensured, and the design of the water holes and the cover plate yielding holes on the groove bottom of the placing groove can realize water circulation on the two surfaces of the circuit board, so that the aim of cleaning is achieved.

Description

Circuit board carrier

Technical Field

The present disclosure relates to electronic devices, and particularly to a circuit board carrier.

Background

At present, when the circuit board is pasted, the circuit board is generally pasted on the high-temperature adhesive tape of the carrier plate, and after the pasting is finished, the circuit board is fixed on the cleaning carrier for cleaning. But for the circuit board that components and parts are more, components and parts can distribute in the both sides of circuit board, if paste the circuit board on the carrier plate high temperature adhesive tape, can lead to the circuit board slope, paste the emergence of infirm etc. condition, and can cause the extrusion to the components and parts at circuit board back when the paster and be damaged, influence the paster operation, can't guarantee the yield. In addition, components can be distributed on two sides of the circuit board, and the cleaning carrier is different from the circuit board with components on one side, so that the cleaning carrier is required to be redesigned and manufactured, and the production cost is increased. Therefore, a circuit board carrier is needed to solve the above technical problems.

Disclosure of Invention

The utility model aims to provide a circuit board carrier which can realize the fixation of a circuit board, ensure the surface mounting yield and is suitable for the cleaning operation of the circuit board.

To achieve the purpose, the utility model adopts the following technical scheme:

provided is a circuit board carrier including:

the circuit board comprises a carrier plate, wherein a plurality of placing grooves are formed in the carrier plate, bosses and water passing holes are formed in the bottoms of the placing grooves, the placing grooves are used for placing circuit boards, and the back surfaces of the circuit boards are abutted against the bosses so that components on the back surfaces of the circuit boards are separated from the bottoms of the placing grooves;

the cover plate is provided with a plurality of holes of stepping down corresponding to the standing grooves one by one, the cover plate is detachably arranged on the carrier plate and is used for being abutted to the edge of the front face of the circuit board, and part of the circuit board is exposed out of the holes of stepping down.

Optionally, a plurality of locating pins are arranged on the carrier plate, a plurality of locating holes which are arranged in one-to-one correspondence with the locating pins are arranged on the cover plate, and the locating pins can be inserted into the locating holes so as to realize the location between the cover plate and the carrier plate.

Optionally, the first side edge of the carrier plate along the length direction is provided with one locating pin, the second side edge of the carrier plate along the length direction is provided with two locating pins and is arranged along the width direction of the carrier plate at intervals, and the distances between the two locating pins arranged on the second side edge of the carrier plate along the length direction and the central position of the carrier plate along the width direction are unequal.

Optionally, a magnetic attraction piece is arranged on the carrier plate, and the cover plate is attracted with the magnetic attraction piece to realize connection between the cover plate and the carrier plate.

Optionally, a plurality of mounting grooves which are arranged in one-to-one correspondence with the magnetic attraction pieces are formed in the carrier plate, the magnetic attraction pieces are arranged in the mounting grooves, and perforations are formed in the bottoms of the mounting grooves.

Optionally, the magnetic attraction piece is provided with a plurality of groups along the length direction of the carrier plate, and each group is provided with a plurality of groups along the width direction.

Optionally, the carrier plate is provided with a plurality of through holes, and a plurality of through holes are arranged in a matrix.

Optionally, a plurality of positioning parts are arranged on the peripheral edge of the circuit board, a plurality of positioning grooves corresponding to the positioning parts one by one are communicated with the side surface of the placing groove, and the positioning parts can be placed in the positioning grooves.

Optionally, a plurality of water passing holes are formed at the edge of the bottom of the placing groove.

Optionally, a plurality of the placement grooves are arranged in a matrix.

The utility model has the beneficial effects that:

according to the circuit board carrier provided by the utility model, the circuit board is placed in the placing groove of the carrier and covered with the cover plate, the circuit board is erected through the boss, so that components on the back surface of the circuit board are separated from the groove bottom of the placing groove, the circuit board is kept horizontal in the placing groove, the components on the back surface of the circuit board cannot be damaged due to extrusion during pasting, the cover plate is abutted against the edge of the front surface of the circuit board, the circuit board is stably fixed in the placing groove, the circuit board is prevented from being skewed, the circuit board is pasted through the abdicating hole, and the pasting yield is effectively ensured. In addition, the tank bottom of standing groove is provided with the water hole, when the circuit board needs to wash, need not to change the carrier, the design of water hole on the standing groove tank bottom can realize the back water circulation of circuit board, and the design of the hole of stepping down of apron can realize the front water circulation of circuit board, reaches abluent purpose.

Drawings

Fig. 1 is a schematic structural diagram of a circuit board carrier provided by the present utility model;

fig. 2 is a schematic structural diagram of a carrier plate provided by the present utility model;

FIG. 3 is a schematic view of a circuit board according to the present utility model;

FIG. 4 is a schematic view of another view angle structure of the circuit board according to the present utility model;

fig. 5 is a schematic partial structure of a carrier plate according to the present utility model.

In the figure:

10. a circuit board; 11. a positioning part;

100. a carrier plate; 110. a placement groove; 111. a water passing hole; 112. a positioning groove; 120. a boss; 121. a pinhole; 130. an open slot; 140. a mounting groove; 141. perforating; 150. a through hole;

200. a cover plate; 210. a relief hole; 220. positioning holes;

310. a positioning pin; 320. and a magnetic attraction piece.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Referring to fig. 1 to 5, the present embodiment provides a circuit board carrier, which includes a carrier 100 and a cover plate 200. Wherein, the carrier plate 100 is provided with a plurality of placement grooves 110, the bottom of the placement grooves 110 is provided with a boss 120 and a water passing hole 111, the placement grooves 110 are used for placing the circuit board 10, and the back surface of the circuit board 10 is abutted against the boss 120 so as to separate components on the back surface of the circuit board 10 from the bottom of the placement grooves 110; the cover plate 200 is provided with a plurality of relief holes 210 corresponding to the placement grooves 110 one by one, the cover plate 200 is detachably arranged on the carrier plate 100, the cover plate 200 is used for abutting against the edge of the front face of the circuit board 10, and part of the circuit board 10 is exposed out of the relief holes 210.

In this embodiment, the circuit board 10 is placed in the placement groove 110 of the carrier 100 and covered with the cover plate 200, the circuit board 10 is set up through the boss 120, so that components on the back of the circuit board 10 are separated from the bottom of the placement groove 110, and the circuit board 10 is kept horizontal in the placement groove 110, the components on the back of the circuit board 10 cannot be damaged due to extrusion during the patch, and the cover plate 200 abuts against the edge of the front of the circuit board 10, so that the circuit board 10 is stably fixed in the placement groove 110, the circuit board 10 is prevented from being skewed, the circuit board 10 is subjected to patch through the yielding holes 210, and the patch yield is effectively ensured. In addition, the tank bottom of the placing tank 110 is provided with the water passing hole 111, when the circuit board 10 needs to be cleaned, a carrier does not need to be replaced, the design of the water passing hole 111 on the tank bottom of the placing tank 110 can realize the back water circulation of the circuit board 10, the design of the yielding hole 210 of the cover plate 200 can realize the front water circulation of the circuit board 10, and the cleaning purpose is achieved.

Preferably, the carrier 100 is made of aluminum.

Preferably, the carrier plate 100 and the cover plate 200 are rectangular in shape.

Specifically, the plurality of placement slots 110 are arranged in a matrix, so that the space of the carrier 100 is rationalized and the circuit board 10 is conveniently placed. Of course, the placement slots 110 may be arranged in other ways, which are not limited in this regard.

Further, the placement grooves 110 are provided with 5-10 rows along the length direction of the carrier plate 100, and each row is provided with 2-5 rows along the width direction. In this embodiment, the size of the carrier 100 is consistent with the general size of the COB industry, and meets the manufacturing process requirement of COB equipment, and the carrier 100 is designed as a standard integrated carrier. Preferably, the placement grooves 110 are provided in 7 rows along the length direction of the carrier plate 100, and 2 rows are provided along the width direction of the carrier plate 100. In fig. 1, the direction a is the length direction of the carrier 100, and the direction b is the width direction of the carrier 100.

Specifically, the water passing holes 111 are provided in a plurality of locations at the edge of the bottom of the placement groove 110, so that water can smoothly flow through the back of the circuit board 10, thereby achieving a better cleaning effect. Preferably, the water passing holes 111 are elongated holes, and the water passing holes 111 are arranged at two adjacent edges of the bottom of the placing groove 110.

It should be noted that, when the circuit board 10 is placed in the mounting groove 140, the front surface of the circuit board 10 is flush with the surface of the carrier 100, and the surface of the side of the cover plate 200 facing the carrier 100 is planar, so that the cover plate 200 effectively abuts against the edge of the front surface of each circuit board 10.

It should be noted that, the peripheral edge of the circuit board 10 is provided with a plurality of positioning portions 11, the side surface of the placement groove 110 is provided with a plurality of positioning grooves 112 corresponding to the positioning portions 11 one by one in a communicating manner, and the positioning portions 11 can be placed in the positioning grooves 112 to realize positioning of the circuit board 10 along the circumferential direction.

It should be noted that, the end of the boss 120 is provided with a plurality of pinholes 121 to form a abdication, so as to avoid the interference between pins of the component and the boss 120.

In this embodiment, referring to fig. 1, 2 and 5, a plurality of positioning pins 310 are disposed on the carrier plate 100, a plurality of positioning holes 220 are disposed on the cover plate 200 and are in one-to-one correspondence with the positioning pins 310, and the positioning pins 310 can be inserted into the positioning holes 220 to realize positioning between the cover plate 200 and the carrier plate 100, so as to facilitate positioning and mounting of the cover plate 200.

Specifically, the carrier plate 100 is provided with one positioning pin 310 along a first side edge in the length direction, the carrier plate 100 is provided with two positioning pins 310 along a second side edge in the length direction and arranged at intervals along the width direction of the carrier plate 100, and the distances between the two positioning pins 310 arranged along the second side edge in the length direction of the carrier plate 100 and the center position of the carrier plate 100 in the width direction are unequal. In this embodiment, the design of the three positioning pins 310 facilitates the identification and positioning of the carrier plate 100, and can quickly determine the placement orientation of the cover plate 200, and the distances between the two positioning pins 310 disposed on the second side edge of the carrier plate 100 along the length direction and the center position of the carrier plate 100 along the width direction are unequal, so that the front and back orientations of the cover plate 200 can be quickly determined, and the installation of the cover plate 200 is facilitated.

Further, an opening slot 130 is provided at one side edge of the carrier 100 along the length direction, and the opening slot 130 has a function of identifying the position and orientation. Further, the two side edges of the carrier plate 100 along the width direction are provided with arrow-shaped marks, and the matching opening groove 130 can rapidly identify the orientation of the carrier plate 100. Specifically, the peripheral edge of the carrier plate 100 is provided with a extending edge in an extending manner, so that the carrier plate is in a ladder shape, and the arrow-shaped mark is arranged on the extending edge.

In this embodiment, referring to fig. 2 and 5, a magnetic attraction piece 320 is disposed on the carrier 100, and the cover 200 is attracted to the magnetic attraction piece 320 to connect the cover 200 and the carrier 100, so as to facilitate the assembly and disassembly of the cover 200.

Preferably, the magnetic attraction member 320 is a magnet.

Specifically, the carrier 100 is provided with a plurality of mounting slots 140 corresponding to the magnetic attraction pieces 320 one by one, the magnetic attraction pieces 320 are arranged in the mounting slots 140, and the bottoms of the mounting slots 140 are provided with perforations 141, when the magnetic attraction pieces 320 are damaged, the magnetic attraction pieces 320 are ejected out of the mounting slots 140 through the perforations 141 by steel wires, fine needles and other members, so that the replacement is convenient.

Specifically, the magnetic attraction members 320 are disposed in a plurality of groups along the length direction of the carrier plate 100, and each group is disposed in a plurality of groups along the width direction, so that the cover plate 200 is stably placed on the carrier plate 100. In the present embodiment, a row of placement grooves 110 are disposed between two adjacent sets of magnetic attraction pieces 320, so that the cover 200 is stably abutted against the edge of the front surface of the circuit board 10. Preferably, the magnetic attraction pieces 320 are arranged in 4 groups and symmetrically.

It should be noted that, a plurality of through holes 150 are provided on the carrier plate 100, the plurality of through holes 150 are arranged in a matrix, the cover plate 200 is detached by a detaching piece provided with a plurality of jacking columns, the jacking columns are in one-to-one correspondence with the through holes 150, and the jacking columns penetrate through the through holes 150 and jack the cover plate 200, so that the cover plate 200 is separated from the carrier plate 100, the separation of the carrier plate 100 and the cover plate 200 is completed, and the cover plate 200 is convenient to detach.

Further, in order to prevent the deformation of the cover plate 200, the cover plate 200 needs to be uniformly stressed when being disassembled, therefore, a group of through holes 150 are arranged between two adjacent rows of the placing grooves 110, and a plurality of through holes 150 are arranged at intervals along the width direction of the cover plate 200. Specifically, 3 through holes 150 are provided in each group, and one through hole 150 is provided between each group of adjacent magnetic attraction pieces 320, so as to effectively prevent deformation of the cover plate 200.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. The circuit board carrier, its characterized in that includes:

the circuit board comprises a carrier plate (100), wherein a plurality of placing grooves (110) are formed in the carrier plate (100), bosses (120) and water passing holes (111) are formed in the bottoms of the placing grooves (110), the placing grooves (110) are used for placing a circuit board (10), and the back surface of the circuit board (10) is abutted against the bosses (120) so that components on the back surface of the circuit board (10) are separated from the bottoms of the placing grooves (110);

the circuit board comprises a cover plate (200), a plurality of abdication holes (210) corresponding to the placing grooves (110) one by one are formed in the cover plate (200), the cover plate (200) is detachably arranged on the carrier plate (100), the cover plate (200) is used for being abutted to the edge of the front face of the circuit board (10), and part of the circuit board (10) is exposed out of the abdication holes (210).

2. The circuit board carrier according to claim 1, wherein the carrier plate (100) is provided with a plurality of positioning pins (310), the cover plate (200) is provided with a plurality of positioning holes (220) arranged in a one-to-one correspondence with the positioning pins (310), and the positioning pins (310) can be inserted into the positioning holes (220) to realize positioning between the cover plate (200) and the carrier plate (100).

3. The circuit board carrier according to claim 2, wherein one positioning pin (310) is disposed at a first side edge of the carrier plate (100) along a length direction, two positioning pins (310) are disposed at a second side edge of the carrier plate (100) along the length direction and are disposed at intervals along a width direction of the carrier plate (100), and distances between the two positioning pins (310) disposed at the second side edge of the carrier plate (100) along the length direction and a center position of the carrier plate (100) along the width direction are not equal.

4. The circuit board carrier according to claim 1, wherein a magnetic attraction piece (320) is arranged on the carrier board (100), and the cover plate (200) is attracted to the magnetic attraction piece (320) so as to realize connection between the cover plate (200) and the carrier board (100).

5. The circuit board carrier according to claim 4, wherein a plurality of mounting grooves (140) are formed in the carrier plate (100) and are arranged in a one-to-one correspondence with the magnetic attraction pieces (320), the magnetic attraction pieces (320) are arranged in the mounting grooves (140), and perforations (141) are formed in bottoms of the mounting grooves (140).

6. The circuit board carrier of claim 4, wherein the magnetic attraction member (320) is provided with a plurality of groups along a length direction of the carrier plate (100), each group being provided with a plurality of groups along a width direction.

7. The circuit board carrier according to claim 1, wherein a plurality of through holes (150) are provided on the carrier plate (100), and a plurality of through holes (150) are arranged in a matrix.

8. The circuit board carrier according to claim 1, wherein a plurality of positioning portions (11) are provided on the peripheral edge of the circuit board (10), a plurality of positioning grooves (112) corresponding to the positioning portions (11) one by one are provided on the side surface of the placement groove (110) in a communicating manner, and the positioning portions (11) can be placed in the positioning grooves (112).

9. The circuit board carrier according to claim 1, wherein the water passing holes (111) are provided in plurality and are provided at edges of the bottom of the placement groove (110).

10. The circuit board carrier of claim 1, wherein a plurality of the placement slots (110) are arranged in a matrix.