CN220292263U

CN220292263U - Jig capable of adapting to PCB (printed Circuit Board) with different thicknesses

Info

Publication number: CN220292263U
Application number: CN202321478046.5U
Authority: CN
Inventors: 汤昌才; 罗青
Original assignee: Shenzhen Edadoc Circuit Co ltd
Current assignee: Shenzhen Edadoc Circuit Co ltd
Priority date: 2023-06-09
Filing date: 2023-06-09
Publication date: 2024-01-02
Anticipated expiration: 2033-06-09

Abstract

The utility model discloses a jig capable of adapting to PCB boards with different thicknesses, wherein a plurality of first notches are arranged in a stepped manner on a fixed seat, a plurality of second notches are arranged in a stepped manner on a movable plate, the first notches and the second notches are in one-to-one correspondence, the opening directions of the first notches and the second notches face through holes, the first notches and the second notches which are arranged oppositely define a clamping space for placing the PCB boards, and the movable plate can move in the through holes along the first direction, so that the width of the clamping space can be adjusted, the jig can be matched with the PCB boards with different widths, and the PCB boards with different thicknesses can also be fixed in the clamping space, thereby improving the applicability of the jig; the support piece is installed to fixing base and/or fly leaf, supports the PCB board through support piece, when centre gripping PCB board, can reduce the risk that the deformation appears in PCB board middle part.

Description

Jig capable of adapting to PCB (printed Circuit Board) with different thicknesses

Technical Field

The utility model relates to the technical field of PCB processing, in particular to a jig capable of adapting to PCBs with different thicknesses.

Background

PCB (printed circuit board), a printed wiring board, is one of the important components of the electronics industry. Almost every kind of electronic equipment, as small as electronic watches, calculators, as large as computers, communication electronic equipment and the like are applied, and the PCB can realize the electrical connection among various components in the circuit, replace complex wiring, reduce the wiring workload in the traditional mode and simplify the welding, assembling and debugging work of electronic products.

The printed circuit board consists of an insulating base plate, connecting wires and bonding pads for assembling and welding electronic elements, and has the dual functions of a conductive circuit and the insulating base plate.

Because PCB thickness is thinner, traditional PCB board tool only can be used for the PCB board of centre gripping specific thickness when carrying out the centre gripping to the PCB board, often can not adapt to the PCB board of different thickness, leads to the suitability of PCB board tool poor, moreover, when traditional PCB board tool centre gripping thickness is thin PCB board, easily makes the PCB board produce the deformation.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a jig which can adapt to PCB boards with different thicknesses, so as to solve the problems in the technical background.

The technical scheme of the utility model is as follows: the jig capable of adapting to the PCB with different thickness comprises a fixed seat and a movable plate, wherein the fixed seat is provided with a through hole; the movable plate is arranged on the fixed seat and can move in the through hole along a first direction; the fixing seat and/or the movable plate is/are provided with a supporting piece, the supporting piece is used for being in butt joint with the lower end face of the PCB, the fixing seat is provided with a plurality of first gaps which are arranged in a step mode, the movable plate is provided with a plurality of second gaps which are arranged in a step mode, the first gaps and the second gaps are in one-to-one correspondence, and the opening directions of the first gaps and the second gaps face the through holes.

Further, the fixing base comprises a main body portion and an extension portion, the extension portion is formed by extending and protruding from the inner wall of the main body portion into the through hole, a height difference exists between the upper end face of the extension portion and the upper end face of the main body portion, and the movable plate is abutted to the extension portion so that the movable plate is embedded into the through hole.

Further, the movable plate is connected with the extension part through the first fixing piece, and the first fixing piece can move along the extension direction of the first adjusting hole.

Further, the fixing base and the movable plate are both provided with second adjusting holes extending along a second direction, the supporting piece is installed below the second adjusting holes through a second fixing piece, and the supporting piece can move along the extending direction of the second adjusting holes.

Further, the first fixing piece and the second fixing piece comprise outer hexagon bolts and butterfly nuts matched with the outer hexagon bolts, and the outer hexagon bolts and the butterfly nuts are 304 stainless steel.

Further, the width of the extension part is 15.0 mm-25.0 mm, and the thickness of the extension part is 5.0 mm-10 mm.

Further, the support member is provided with rectangular hole and support column, the support column extends into in the through-hole, just the high accommodation range of support column is 3.2mm ~4.0mm on the orthographic projection direction of fixing base, rectangular hole with the setting of second regulation hole is alternately, just at least a portion of second mounting is in rectangular downthehole.

Further, the fixing seat is made of aluminum alloy.

Further, the first notch and the second notch are respectively provided with 3 notches, and the depths of the 3 first notches are 1.0mm, 1.2mm and 1.6mm in sequence; the depths of the 3 second notches are sequentially 1.0mm, 1.2mm and 1.6mm.

Further, the second adjusting hole is a stepped hole.

The utility model according to the scheme has the beneficial effects that:

(1) The utility model provides a jig capable of adapting to PCB boards with different thicknesses, wherein a plurality of first notches are arranged in a stepped manner on a fixed seat, a plurality of second notches are arranged in a stepped manner on a movable plate, the first notches and the second notches are in one-to-one correspondence, the opening directions of the first notches and the second notches face through holes, the first notches and the second notches which are arranged oppositely define a clamping space for placing the PCB boards, and the movable plate can move in the through holes along the first direction, so that the width of the clamping space can be adjusted, the jig can be matched with the PCB boards with different widths, and the PCB boards with different thicknesses can also be fixed in the clamping space, so that the applicability of the jig is improved.

(2) The utility model provides a jig which can adapt to PCB boards with different thicknesses, wherein a supporting piece is arranged on a fixed seat and/or a movable plate, the PCB board is supported by the supporting piece, and when the PCB board is clamped, the risk of deformation in the middle of the PCB board can be reduced.

Drawings

Fig. 1 is a schematic perspective view of a fixture capable of adapting to PCBs with different thicknesses;

fig. 2 is a front view of a fixture capable of adapting to PCB boards with different thicknesses in the present utility model;

FIG. 3 is a cross-sectional view of a jig capable of accommodating PCB boards of different thicknesses in the present utility model;

fig. 4 is an enlarged partial schematic view of a of fig. 3.

In the figure, 1, a fixing seat; 1a, a main body part; 1b, an extension; 11. a through hole; 12. a first notch; 13. a first adjustment aperture; 2. a movable plate; 21. a second notch; 3. a support; 31. a slit hole; 4. a first fixing member; 41. an outer hexagonal bolt; 42. a butterfly nut; 5. a second adjustment aperture; 6. a second fixing member; x, a first direction; y, second direction; w1, width of the extension part; l1, distance between the through hole and the edge of the fixing seat.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the utility model and are not intended to limit the scope of the utility model, i.e., the utility model is not limited to the embodiments described.

In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," and the like are merely used for convenience in describing the present utility model and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present utility model. Furthermore, 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.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; may be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.

For a better understanding of the present utility model, the present utility model is further described below with reference to the drawings and the embodiments:

referring to fig. 1 to 4, the embodiment of the utility model provides a jig which can adapt to PCB boards with different thicknesses, and comprises a fixed base 1 and a movable plate 2.

The fixing base 1 in this embodiment is a rectangular frame structure, a through hole 11 is provided in the middle of the fixing base 1, and the distance between the through hole 11 and four edges of the fixing base 1 is 25.0mm, in this embodiment, the length of the fixing base 1 is 300mm, the width of the fixing base 1 is 280mm, and the thickness of the fixing base 1 is 10mm. In order to enable the fixing base 1 to be matched with a plurality of PCB boards with different widths, in the embodiment, the movable plate 2 is embedded in the through hole 11, the movable plate 2 can move back and forth along the first direction X, the movable plate 2 and the fixing base 1 are matched to define a clamping space for clamping the PCB boards, and the design is such that the width of the clamping space can be adjusted by adjusting the position of the movable plate 2, so that the clamping space can be matched with the PCB boards with different widths, and further a special jig for the PCB boards with specific widths is not needed, the time required for producing the special jig is saved, and the production efficiency of small and medium-sized PCB boards is greatly improved.

In this embodiment, in order to enable the fixture to be used for clamping PCB boards with different thicknesses, 3 first notches 12 arranged in a step shape are provided on the fixing base 1,3 second notches 21 arranged in a step shape are provided on the movable plate 2, the 3 first notches 12 and the 3 second notches 21 are in one-to-one correspondence, and the opening directions of the 3 first notches 12 and the 3 second notches 21 face the through hole 11. In another embodiment, the fixing base 1 is provided with 4 first notches 12 arranged in a stepped manner, the movable plate 2 is provided with 4 second notches 21 arranged in a stepped manner, and the arrangement manner is the same as that of the present embodiment, which is not repeated here, and of course, the number of the first notches 12 and the second notches 21 is not limited to 3 and 4, but may be 2, 5, 6, 7 or even more.

In this embodiment, the depths of the 3 first notches 12 are h1, h2 and h3 in sequence, and correspondingly, the depths of the 3 second notches 21 are h1, h2 and h3 in sequence, wherein h1 is 1.0mm; h2 is 1.2mm and h3 is 1.6mm. By the design, the PCB with the thickness of 1.0mm, 1.2mm or 1.6mm can be rapidly produced, the time for manufacturing the special jig during the production of the PCB is reduced, and the production efficiency of the middle and small batches of PCBs is greatly improved.

In this embodiment, the fixing base 1 includes a main body portion 1a and an extension portion 1b, the extension portion 1b is formed by extending and protruding from the inner wall of the main body portion 1a into the through hole 11, wherein the width W1 of the extension portion is 15.0 mm-25.0 mm, and the thickness of the extension portion 1b is 5.0 mm-10 mm. More specifically, there is a difference in height between the upper end surface of the extension portion 1b and the upper end surface of the main body portion 1a, and both ends of the movable plate 2 overlap the extension portion 1b, so that the movable plate 2 is embedded in the through hole 11, thereby ensuring that the second notch 21 on the movable plate 2 can be kept at the same level as the first notch 12 on the fixed seat 1.

Preferably, the extension 1b extends 15.0mm into the through hole 11, and the thickness of the extension 1b is 8.0mm.

In this embodiment, the jig further includes a first fixing member 4, the extension portion 1b is provided with a first adjustment hole 13 extending along the first direction X, the movable plate 2 is connected to the extension portion 1b through the first fixing member 4, and the first fixing member 4 is movable along the extension direction of the first adjustment hole 13. By means of the design, the movable plate 2 can be enabled to move back and forth along the first direction X, so that the width dimension of the clamping space is adjusted, the width dimension of the clamping space can be matched with the width dimension of the PCB, and the PCB can be limited in the clamping space through the movable plate 2.

It should be noted that, in the present embodiment, the first direction X is the length direction of the fixing base 1, and the second direction Y is the width direction of the fixing base 1.

In this embodiment, the fixed seat 1 and the movable plate 2 are both provided with a second adjustment hole 5 extending along the second direction Y, the support member 3 is mounted below the second adjustment hole 5 by a second fixing member 6, the second adjustment hole 5 is a stepped hole, and the support member 3 is movable along the extending direction of the second adjustment hole 5. By the design, the supporting piece 3 can move left and right in the second direction Y, and the position of the supporting piece 3 can be adjusted according to actual needs, so that the supporting piece 3 is abutted to a specific position on the back of the PCB. In an embodiment, only the fixing base 1 is mounted with the support 3, and correspondingly, in order to enable the support 3 to move in the second direction Y, a second adjusting hole 5 extending along the second direction Y is provided on the fixing base 1 to movably mount the support 3 under the second adjusting hole 5 through a second fixing member 6. In another embodiment, only the movable plate 2 is provided with the supporting member 3, correspondingly, in order to enable the supporting member 3 to move in the second direction Y, therefore, the movable plate 2 is provided with the second adjusting hole 5 extending along the second direction Y, and the supporting member 3 is movably installed below the second adjusting hole 5 through the second fixing member 6, so that the PCB board can be supported by the supporting member 3, the situation that the middle portion of the edge of the PCB board is sunk after being clamped is avoided, and the position of the supporting member 3 can be adjusted according to actual needs, so that the supporting member 3 has flexibility.

In this embodiment, the first fixing member 4 and the second fixing member 6 each include an outer hexagonal bolt 41 and a butterfly nut 42 that is matched with the outer hexagonal bolt 41, wherein the outer hexagonal bolt 41 and the butterfly nut 42 are both 304 stainless steel.

In this embodiment, the support member 3 is provided with a long hole 31 and a support column, the support column extends into the through hole 11, the support column is of a cylindrical structure, the diameter of the support column is 6mm, the support column is movably mounted at one end of the support member 3, the height of the support column is adjustable, the height adjusting range of the support column is 3.2 mm-4.0 mm, in the orthographic projection direction of the fixing seat 1, the long hole 31 and the second adjusting hole 5 are arranged in a crossing manner, and at least a part of the second fixing member 6 is accommodated in the long hole 31.

More specifically, the fixed base 1 and the movable plate 2 are both made of aluminum alloy.

In this embodiment, the movable plate 2 has a length of 268mm, a width of 25mm, a thickness of 5mm, and a length of 145.5mm and a hole width of 5mm.

In this embodiment, the support 3 has a length of 100mm, a width of 10mm, a thickness of 5mm, a length of 80mm for the elongated hole 31, and a hole width of 6mm.

It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the implementation of the utility model is not limited by the above manner, and it is within the scope of the utility model to apply the inventive concept and technical solution to other situations as long as various improvements made by the inventive concept and technical solution are adopted, or without any improvement.

Claims

1. Can adapt to tool of different thickness PCB boards, its characterized in that: comprising

The fixing seat is provided with a through hole;

the movable plate is arranged on the fixed seat and can move in the through hole along a first direction;

the fixing seat and/or the movable plate is/are provided with a supporting piece, the supporting piece is used for being in butt joint with the lower end face of the PCB, the fixing seat is provided with a plurality of first gaps which are arranged in a step mode, the movable plate is provided with a plurality of second gaps which are arranged in a step mode, the first gaps and the second gaps are in one-to-one correspondence, and the opening directions of the first gaps and the second gaps face the through holes.

2. The jig of claim 1 adapted to PCBs of different thickness, wherein: the fixing seat comprises a main body part and an extension part, wherein the extension part is formed by extending and protruding from the inner wall of the main body part into the through hole, a height difference exists between the upper end face of the extension part and the upper end face of the main body part, and the movable plate is abutted to the extension part so that the movable plate is embedded into the through hole.

3. The jig of claim 2 adapted to PCBs of different thickness, wherein: the movable plate is connected with the extension part through the first fixing piece, and the first fixing piece can move along the extension direction of the first adjusting hole.

4. A jig capable of adapting to PCBs of different thicknesses as claimed in claim 3, further comprising: the fixed seat and the movable plate are both provided with second adjusting holes extending along a second direction, the supporting piece is installed below the second adjusting holes through a second fixing piece, and the supporting piece can move along the extending direction of the second adjusting holes.

5. The fixture capable of adapting to PCB boards with different thicknesses as set forth in claim 4, wherein: the first fixing piece and the second fixing piece comprise outer hexagon bolts and butterfly nuts matched with the outer hexagon bolts, and the outer hexagon bolts and the butterfly nuts are 304 stainless steel.

6. The jig of claim 2 adapted to PCBs of different thickness, wherein: the width of the extension part is 15.0 mm-25.0 mm, and the thickness of the extension part is 5.0 mm-10 mm.

7. The fixture capable of adapting to PCB boards with different thicknesses as set forth in claim 4, wherein: the support piece is provided with rectangular hole and support column, the support column extends into in the through-hole, just the high accommodation range of support column is 3.2mm ~4.0mm on the orthographic projection direction of fixing base, rectangular hole with the setting of second regulation hole is alternately, just at least a portion of second mounting is in rectangular downthehole.

8. The fixture capable of adapting to PCB boards with different thicknesses as set forth in claim 4, wherein: the fixing seat is made of aluminum alloy.

9. The fixture capable of adapting to PCB boards with different thicknesses as set forth in claim 4, wherein: the first notch and the second notch are respectively provided with 3 notches, and the depths of the 3 first notches are 1.0mm, 1.2mm and 1.6mm in sequence; the depths of the 3 second notches are sequentially 1.0mm, 1.2mm and 1.6mm.

10. The fixture capable of adapting to PCB boards with different thicknesses as set forth in claim 4, wherein: the second adjusting hole is a stepped hole.