CN218657505U

CN218657505U - Universal limiting tool for bare PCB (printed circuit board)

Info

Publication number: CN218657505U
Application number: CN202220434505.9U
Authority: CN
Inventors: 王相结; 丁鹏飞; 苏帅强; 周昆仑; 毕宪锋
Original assignee: Zhengzhou Smartgen Technology Co Ltd
Current assignee: Zhengzhou Smartgen Technology Co Ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2023-03-21
Anticipated expiration: 2032-03-02

Abstract

The utility model provides a general spacing frock of naked board of PCB, it includes spacing platform, and sets up guide bar etc. on the spacing platform, two the guide bar parallel arrangement is in spacing platform top, the guide bar both ends are fixed respectively on the spacing platform; the limiting piece I and the limiting piece II are arranged in parallel, and two guide rods respectively penetrate through the limiting piece I and the limiting piece II; the end part of the limiting part III is positioned in a guide groove I of the limiting part I, and the end part of the limiting part IV is positioned in a guide groove II of the limiting part II; the limiting part I, the limiting part II, the limiting part III and the limiting part IV enclose a limiting space for fixing a PCB bare board; the locating part I and the locating part II move along the guide rod, the locating part III moves along the guide groove I, and the locating part IV moves along the guide groove II to adjust the size of a limiting space.

Description

Universal limiting tool for bare PCB (printed circuit board)

Technical Field

The utility model relates to a PCB production facility technical field, specific theory has related to a general spacing frock of naked board of PCB.

Background

The PCB bare Board, which is a shorthand of Printed Circuit Board, is an important electronic component, also called Printed Circuit Board, and is a support for electronic components, which is a framework of a conventional Circuit Board.

When a new product or an old product is developed and upgraded, a sample is generally required to be tested, for a component welded by a patch, meshes on a printing screen plate are required to correspond to bonding pads on a PCB bare board, and the PCB bare board and the printing screen plate are required to be limited at the moment;

document CN 214201685U provides a limiting clamp, which employs a magnetic force formed by an electrified coil to form a repulsion action with a magnetic element disposed in a movable clamping block structure, and pushes the movable clamping block to abut against a circuit board to form a limit, but is only suitable for a single-size PCB;

the size of the bare PCB is generally set according to a mechanical structure, i.e., determined according to a built-in space of a product. However, because of a plurality of product models and different sizes of the bare PCB, the tool which can meet the requirements of different sizes of the bare PCB, different makeup modes and randomly adjusted limit datum points becomes a tool which is urgently needed by a test welder.

In order to solve the above problems, people always seek an ideal technical solution.

Disclosure of Invention

The utility model aims at providing a not enough to prior art to provide a general spacing frock of naked board of PCB.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is: the utility model provides a general spacing frock of naked board of PCB which characterized in that: the device comprises a limiting platform, and guide rods, a limiting part I, a limiting part II, a limiting part III and a limiting part IV which are arranged on the limiting platform, wherein the two guide rods are arranged above the limiting platform in parallel, and two ends of each guide rod are respectively fixed on the limiting platform through fixing seats;

the limiting piece I and the limiting piece II are arranged in parallel, and two guide rods respectively penetrate through the limiting piece I and the limiting piece II;

the limiting piece I is provided with a guide groove I, and the end part of the limiting piece III is positioned in the guide groove I of the limiting piece I; the limiting piece II is provided with a guide groove II, and the end part of the limiting piece IV is positioned in the guide groove II of the limiting piece II;

the limiting part I, the limiting part II, the limiting part III and the limiting part IV enclose a limiting space for fixing a PCB bare board;

the limiting part I and the limiting part II move along the guide rod, the limiting part III moves along the guide groove I, and the limiting part IV moves along the guide groove II to adjust the size of a limiting space.

The utility model has the advantages that:

the utility model provides a general spacing frock of naked board of PCB, locating part I locating part II locating part III with locating part IV encloses into the spacing space that is used for the naked board of fixed PCB, locating part I with locating part II is followed the guide bar removes, locating part III is followed guide way I removes, locating part IV is followed guide way II removes to adjust the size in spacing space, make the general spacing frock of naked board of PCB is applicable to the naked board of fixed not unidimensional PCB, and spacing datum point can be transferred at will, convenient and fast.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural diagram of the present invention;

fig. 3 is a partial cross-sectional view of the present invention;

in the figure: 1. a limiting platform; 2. a fixed seat; 3. a limiting part I; 4. a limiting part II; 5. a limiting member III; 6. a limiting part IV; 7. a guide rod; 8. a butterfly bolt; and 9, PCB bare board.

Detailed Description

The technical solution of the present invention is further described in detail through the following embodiments.

As shown in fig. 1 to 3, a general limiting tool for a bare PCB comprises a limiting platform 1, and guide rods 7, a limiting member i 3, a limiting member ii 4, a limiting member iii 5 and a limiting member iv 6 which are arranged on the limiting platform 1, wherein the two guide rods 7 are arranged above the limiting platform 1 in parallel, and two ends of each guide rod 7 are fixed on the limiting platform 1 through fixing seats 2;

the limiting piece I3 and the limiting piece II 4 are arranged in parallel, and the two guide rods 7 respectively penetrate through the limiting piece I3 and the limiting piece II 4;

the limiting piece I3 is provided with a guide groove I, and the end part of the limiting piece III 5 is positioned in the guide groove I of the limiting piece I3; the limiting piece II 4 is provided with a guide groove II, and the end part of the limiting piece IV 6 is positioned in the guide groove II of the limiting piece II 4;

the limiting part I3, the limiting part II 4, the limiting part III 5 and the limiting part IV 6 enclose a limiting space for fixing a PCB bare board 9;

the limiting part I3 and the limiting part II 4 move along the guide rod 7, the limiting part III 5 moves along the guide groove I, and the limiting part IV 6 moves along the guide groove II to adjust the size of a limiting space.

It should be noted that, the limiting part i 3 is adjusted to an appointed limiting reference position, and is fixed, the limiting part iii 5 and the limiting part iv 6 are adjusted back and forth, the limiting part ii 4 is adjusted left and right, a limiting space is adjusted to a large or small position of the external dimension of the bare PCB to be limited, the limiting part i 3, the limiting part ii 4, the limiting part iii 5 and the limiting part iv 6 are fixed respectively, and then the bare PCB 9 is placed in the limiting space to complete limiting, as shown in fig. 2.

It can be understood that the utility model discloses can carry on spacingly to the naked board 9 of PCB of different sizes, spacing reference position can be transferred according to the demand at will, and the operation is got up convenience very, swift, can satisfy the spacing demand of the naked board 9 of current different model PCBs.

Furthermore, the end part of the limiting piece III 5 is of a convex structure, and the guide groove I is a groove matched with the convex structure; the end part of the limiting part IV 6 is of a convex structure, and the guide groove II is a groove matched with the convex structure. It can be understood that the convex end of the limiting part iii 5 is matched with the groove part of the limiting part i 3, so that the limiting part i 3 and the limiting part iii 5 are vertically arranged, and the linearity of the limiting part iii 5 is ensured.

Furthermore, the general limiting tool for the bare PCB further comprises a fixing component, a first positioning hole is further formed in the bottoms of the guide groove I and the guide groove II, and the fixing component penetrates through the first positioning hole and is fixedly connected with the end part of the limiting part III 5 or the end part of the limiting part IV 6.

Specifically, the first positioning hole is a long-strip-shaped hole, the fixing part is a butterfly bolt 8, and the butterfly bolt 8 penetrates through the first positioning hole to be fixedly connected with the end part of the limiting part iii 5 or the limiting part iv 6, as shown in fig. 3; after adjusting the size in spacing space, clockwise rotation dish type bolt will locating part I3 locating part II 4 locating part III 5 with locating part IV 6 is fixed respectively, no matter is fixed or loosen and all need not with the help of spanner instrument, operates very convenient and fast.

Specifically, through holes are respectively formed in two end portions of the limiting piece I3 and the limiting piece II 4, shaft sleeves are arranged in the through holes, and the limiting piece I3 and the limiting piece II 4 are movably connected with the guide rod 7 through the shaft sleeves; one end side face of one of the limiting part I3 and the limiting part II 4 is further provided with a second positioning hole matched with the butterfly bolt 8, and the butterfly bolt 8 penetrates through the second positioning hole to enable the limiting part I3 and the limiting part II 4 to be fixedly connected with the guide rod 7.

It can be understood that the limiting part I3 and the limiting part II 4 are connected with the guide rod 7 through a shaft sleeve, and the limiting part I3 and the limiting part II 4 are ensured to be light and smooth when sliding along the guide rod 7.

In a specific embodiment, the number of the guide rods 7 is two, one guide rod is arranged on one side above the limiting platform 1, and the other guide rod 7 is arranged on the other side above the limiting platform 1; it can be understood that two guide rods 7 limit the limiting part I3 and the limiting part II 4, and guarantee that the limiting part I3 and the limiting part II 4 are always in a linear state when being adjusted.

In another specific embodiment, the number of the guide rods 7 is four, two of the guide rods 7 are arranged on one side above the limiting platform 1 in an up-down parallel manner, and the other two guide rods 7 are arranged on the other side above the limiting platform 1 in an up-down parallel manner.

It should be noted that, in the present embodiment, the number of the guide rods 7 is not limited, and it is only required to ensure that the limiting member i 3 and the limiting member ii 4 are always in a linear state during adjustment.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. The utility model provides a general spacing frock of naked board of PCB which characterized in that: the device comprises a limiting platform, and guide rods, a limiting part I, a limiting part II, a limiting part III and a limiting part IV which are arranged on the limiting platform, wherein the two guide rods are arranged above the limiting platform in parallel, and two ends of each guide rod are respectively fixed on the limiting platform through fixing seats;

the locating part I and the locating part II move along the guide rod, the locating part III moves along the guide groove I, and the locating part IV moves along the guide groove II to adjust the size of a limiting space.

2. The general spacing frock of naked board of PCB of claim 1, its characterized in that: the end part of the limiting part III is of a convex structure, and the guide groove I is a groove matched with the convex structure.

3. The universal limit tool for the bare PCB of claim 1, wherein: the end part of the limiting part IV is of a convex structure, and the guide groove II is a groove matched with the convex structure.

4. The general spacing frock of naked board of PCB of claim 1, its characterized in that: the fixing device is characterized by further comprising a fixing component, wherein first positioning holes are further formed in the bottoms of the guide groove I and the guide groove II, and the fixing component penetrates through the first positioning holes to be fixedly connected with the end portions of the limiting part III or the limiting part IV.

5. The universal limit tool for the bare PCB of claim 4, wherein: the first positioning hole is a strip-shaped hole.

6. The general spacing frock of naked board of PCB of claim 1, its characterized in that: through holes for the guide rods to penetrate through are formed in the two end parts of the limiting part I and the limiting part II respectively, and shaft sleeves are arranged in the through holes;

and a second positioning hole is further formed in one end side face of each of the limiting part I and the limiting part II.