CN210594111U

CN210594111U - Thin PCB clamp suitable for large roller spacing horizontal line

Info

Publication number: CN210594111U
Application number: CN201920998519.1U
Authority: CN
Inventors: 张震; 杨先卫; 李晓维
Original assignee: Aoshikang Technology Co Ltd
Current assignee: Aoshikang Technology Co Ltd
Priority date: 2019-06-29
Filing date: 2019-06-29
Publication date: 2020-05-22
Anticipated expiration: 2029-06-29

Abstract

A thin PCB clamp suitable for a large roller spacing horizontal line comprises a clamp body and a bottom plate, wherein a clamping hole is formed in the bottom of the clamp body; on the clamp body, the area enclosed by the clamping holes is a first clamping part; a clamping edge is arranged below the clamping hole; the bottom plate is provided with a groove matched with the clamping edge and used for clamping the clamping edge on the clamp body; the clamping holes are arranged on the clamp body in a straight line at intervals, and a second clamping part is arranged between every two adjacent clamping holes; the first clamping part is connected with the clamp body into a whole, and the clamping hole disconnects the first clamping part from the clamping edge; the clamping included angle between the clamp body and the bottom plate is 20-80 degrees. The utility model has simple structure and low manufacturing cost; the operation is simple, convenient and fast, and the production efficiency is high; the PCB can be ensured to be rapidly inserted into the clamp body without scratching the PCB.

Description

Thin PCB clamp suitable for large roller spacing horizontal line

Technical Field

The utility model belongs to the technical field of the PCB board is made, especially, relate to a thin PCB board anchor clamps suitable for horizontal line of big gyro wheel interval.

Background

With the continuous development of new electronic technology products, the PCB (Printed circuit board) is required to be thinner and thinner, especially for the introduction of high-order HDI products, and the board thickness after the first pressing and the second pressing of the products is between 0.2 mm and 0.5 mm.

In the prior art, the conveying rollers designed in a horizontal line have large space, the produced thin plate has poor rigidity, and the front end of the thin plate is easy to deform and clamp between the rolling shafts in conveying, so that the plate is damaged or scrapped; if the requirement of thin plate production is met, a small thin plate special line with the roller spacing needs to be bought again, and the cost is high.

The patent with publication number CN 106211586A discloses a PCB sheet metal anti-sticking board anchor clamps, and it is including the rectangular anchor clamps body that thickness is 1.0-1.5mm, is equipped with a plurality of elasticity clamping piece on the anchor clamps body, elasticity clamping piece include with the fixed end of centre gripping body fixed connection and be used for the exposed core of centre gripping PCB board. When the anti-clamping clamp for the PCB thin plate is used, one longer plate edge of the PCB thin plate is aligned with the long edge of the clamp body, the clamp is used for drawing the clamping end of the elastic clamping piece upwards in sequence, a gap is formed between the clamping end and the clamp body, and the plate edge of the PCB thin plate is inserted into the gap. After the clamping is completed and the fixing is finished, the clamp body of the PCB thin plate and the clamp body of the PCB thin plate anti-blocking clamp are combined into a whole, when the PCB is placed, the clamp body of the PCB thin plate anti-blocking clamp is placed in front, and the PCB thin plate is guided to smoothly pass through a horizontal line. The related art is not enough in that when the structure is used, the clamp end of the elastic clamping piece needs to be sequentially pulled upwards by utilizing the clamp, so that the operation is complex and the working efficiency is low.

Therefore, there is a need to provide a new thin PCB clamp suitable for a horizontal line with a large roller gap to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a thin PCB board anchor clamps that are applicable to big gyro wheel interval horizontal line that PCB board can insert the anchor clamps body fast and can not scratch PCB board, production efficiency is high is provided.

The technical scheme adopted by the utility model for solving the technical problems is that the thin PCB clamp suitable for the large roller spacing horizontal line comprises a clamp body and a bottom plate, wherein the bottom of the clamp body is provided with a clamping hole; on the clamp body, the area enclosed by the clamping holes is a first clamping part; a clamping edge is arranged below the clamping hole; the bottom plate is provided with a groove matched with the clamping edge and used for clamping the clamping edge on the clamp body.

Preferably, the clamping holes are multiple, the clamping holes are arranged on the clamp body in a straight line at intervals, and a second clamping portion is arranged between every two adjacent clamping holes.

Preferably, the first clamping portion is connected with the clamp body into a whole, and the clamping hole disconnects the first clamping portion from the clamping edge.

Preferably, the clamping included angle between the clamp body and the bottom plate is 20-80 degrees.

Preferably, the clamping edge is clamped in the groove, and the first clamping part is positioned above the groove.

Preferably, the groove notch is a chamfered notch or a rounded notch.

Preferably, the width of the groove is larger than the thickness of the clamping edge.

Preferably, the bottom plate is a rectangular flat plate, and the groove is close to one long side of the bottom plate and is arranged in parallel with the long side.

Preferably, the PCB is a rectangular flat plate, and the length of the short edge of the PCB is equal to that of the clamping edge.

Preferably, the bottom plate is close to the long side edge rounding edge of the groove.

Compared with the prior art, the utility model has the advantages of it is following:

1. the structure is simple, and the manufacturing cost is low; the clamp body and the bottom plate are two rectangular flat plates, a row of clamping holes are formed in the clamp body, and a groove is formed in the bottom plate.

2. The operation is simple, convenient and fast, and the production efficiency is high; inserting the clamp body into the groove, then pressing the clamp body onto the bottom plate, then inserting the PCB into a gap formed on the clamp body, and finally drawing out the clamp body and placing the clamp body into a horizontal line; when the wire is passed, the clamp body clamps the PCB in front and at the back; when the plate is collected, the plate is manually taken out, and the clamp body is taken out.

3. The PCB can be ensured to be rapidly inserted into the clamp body without scratching the PCB; insert the joint limit in the recess of bottom plate, then press the anchor clamps body on the bottom plate, the PCB board inserts between first clamping part and the second clamping part, then takes out the anchor clamps body and keep flat, and anchor clamps body and PCB board combine into a whole.

Drawings

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

fig. 2 is a schematic structural view of the fixture body shown in fig. 1.

In the figure:

1. the clamp comprises a clamp body, 11 clamping holes, 12 first clamping parts, 13 second clamping parts, 14 clamping edges, 2 bottom plates and 21 grooves.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The clamp comprises a clamp body 1 and a bottom plate 2, wherein a clamping hole 11 is formed in the bottom of the clamp body 1, and a clamping edge 14 is arranged on the lower portion of the clamping hole 11 on the clamp body 1; the area surrounded by the clamping holes 11 on the clamp body 1 is a first clamping part 12; the bottom plate 2 is provided with a groove 21 matched with the clamping edge 14, the groove 21 is used for clamping the clamping edge 14 on the clamp body 1, the clamp body 1 is a rectangular flat plate, the clamping holes 11 are arranged at intervals along the long edge of the clamp body 1, and a second clamping part 13 is arranged between every two adjacent clamping holes 11. The clamping hole 11 may be a U-shaped hole, a W-shaped hole, a V-shaped hole or a semicircle, and in this embodiment, the clamping hole 11 is a W-shaped hole.

The first clamping part 12 is fixedly connected with the top of the clamp body 1, and the clamping hole 11 separates the first clamping part 12 from the clamping edge 14.

When the clamping edge 14 is clamped in the groove 21, the included angle between the clamp body 1 and the bottom plate 2 is 20-80 degrees. That is, the groove 21 is not formed perpendicular to the bottom plate 2, but is formed obliquely, which is effective in facilitating the PCB to be inserted into the gap formed by the first clamping portion 12 and the second clamping portion 13, and simultaneously reducing the probability of scratching the PCB by the bottom plate 2 and improving the stability of the clamping of the bottom plate 2 and the clamping edge 14. The inclined design of the groove 21 facilitates the extraction of the clamping edge 14 from the groove 21 of the base plate 2 without scratching the PCB when the PCB is clamped by the first clamping part 12 and the second clamping part 13. In the embodiment, the included angle between the clamp body 1 and the bottom plate 2 is 50-75 degrees, so that the clamp body 1 can be conveniently pressed on the bottom plate 2.

When the clamping edge 14 is clamped in the groove 21, the first clamping portion 12 is located above the groove 21. The clamp body 1 is inserted into the groove 21, and when the clamp body 1 is pressed downwards, a gap is formed between the first clamping portion 12 and the second clamping portion 13.

The notch of the groove 21 is a chamfered notch or a rounded notch. This structure does benefit to in the joint limit 14 of anchor clamps body 1 inserts recess 21 or takes joint limit 14 out from recess 21, prevents mutual scratch between anchor clamps body 1 and the bottom plate 2, improves the utilization ratio of anchor clamps body 1 and bottom plate 2, reduction in production cost.

The width of the groove 21 is greater than the thickness of the catching edge 14. The clamping edge 14 can be conveniently inserted into the groove 21 of the bottom plate 2 or be pulled out of the groove 21.

The bottom plate 2 is a rectangular flat plate, and the groove 21 is close to one long side of the bottom plate 2 and is arranged in parallel with the long side. The structure further facilitates the PCB to be inserted into a gap formed by the first clamping part 12 and the second clamping part 13, and reduces the probability that the PCB is scratched by the bottom plate 2. When the PCB is clamped by the clamp body 1, the clamping edge 14 can be conveniently drawn out of the groove 21 of the bottom plate 2 without scratching the PCB. Here, the long side of the bottom plate 2 is a side surface in the longitudinal direction of the bottom plate 2.

The PCB is a rectangular flat plate, and the length of the short edge of the PCB is equal to that of the clamping edge 14. The size of the clamp body 1 is reduced, and the clamp body 1 can be conveniently inserted into the groove 21 and pulled out of the groove 21 by a worker.

The bottom plate 2 is in a round structure between the long side edge close to the groove 21 and the upper surface of the bottom plate 2. The clamping edge 14 can be conveniently drawn out of the groove 21 of the bottom plate 2 without scratching the PCB.

The length of the groove 21 is greater than the longest length of the clip body 1. The clamping edge 14 can be conveniently drawn out of the groove 21 of the bottom plate 2 without scratching the PCB.

The clamp body 1 in the embodiment is made of an FR4 copper-clad substrate, and the size of the clamp body 1 is as follows: 544mm 250mm 1.0 mm. W-shaped holes are formed along the long edge of the clamp body 1 at intervals, and clamping edges 14 are arranged at the lower parts of the W-shaped holes. The area enclosed by the W-shaped holes is a first clamping portion 12, the first clamping portion 12 and the clamping edge 14 are separated by the W-shaped holes, and the area between every two adjacent W-shaped holes is a second clamping portion 13. The width of the clamping edge 14 is 13.5mm, and the distance from the W-shaped hole to the nearest plate edge of the clamp body is 3.5mm, so that the clamping edge 14 of the clamp body 1 can be conveniently drawn out of the groove 21. The width of the hole is 1.6mm, the width of the W-shaped hole corresponding to the W shape is 12mm, the height of the opening of the W-shaped hole corresponding to the W shape is 16mm, and the width direction of the W-shaped hole corresponding to the W shape is the same as the length direction of the clamp body 1.

The soleplate 2 is made of a bakelite board, and the size of the soleplate 2 is as follows: 560mm 660mm 10 mm. A groove 21 is formed in the surface of the edge of the bottom plate 2, the groove is 660mm long, 2.4mm wide and 3mm deep.

The clamping edge 14 of the clamp body 1 is inserted into the inclined groove 21 formed on the bottom plate 2, and the clamp body 1 is bent downwards onto the bottom plate 2. At this time, a gap is formed between the first clamping portion 12 and the second clamping portion 13, the short edge of the PCB is inserted into the gap, and then the clamp body 1 is pulled out and laid flat, so that the clamp body 1 and the PCB are combined into a whole. When the wire is passed, the board placing section of the horizontal line is manually placed, the clamp body 1 is in front, and the PCB is behind; when the plate is collected, the clamp body 1 is taken out. The design ensures that the fixture can be quickly inserted into the fixture body 1 without scratching a PCB, and the structure has the advantages of simple operation process, high speed and high production efficiency, and can continuously and continuously pass through a horizontal line.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A thin PCB clamp suitable for a large roller wheel space horizontal line is characterized by comprising a clamp body and a bottom plate, wherein the bottom of the clamp body is provided with a clamping hole; on the clamp body, the area enclosed by the clamping holes is a first clamping part; a clamping edge is arranged below the clamping hole; the bottom plate is provided with a groove matched with the clamping edge and used for clamping the clamping edge on the clamp body.

2. The thin PCB clamp suitable for the horizontal line with the large roller spacing as claimed in claim 1, wherein the plurality of clamping holes are arranged on the clamp body in a straight line at intervals, and a second clamping portion is arranged between every two adjacent clamping holes.

3. The thin PCB clamp suitable for the horizontal line with the large roller spacing as claimed in claim 1 or 2, wherein the first clamping part is connected with the clamp body in a whole, and the clamping hole disconnects the first clamping part from the clamping edge.

4. The thin PCB clamp suitable for the horizontal line with the large roller spacing as claimed in claim 3, wherein the clamping included angle between the clamp body and the bottom plate is 20-80 degrees.

5. The thin PCB clamp suitable for the horizontal line with the large roller spacing as claimed in claim 4, wherein the clamping edge is clamped in the groove, and the first clamping part is positioned above the groove.

6. The thin PCB clamp for large roller spacing horizontal lines of claim 5, wherein the groove notch is a chamfered notch or a rounded notch.

7. The thin PCB clamp suitable for large roller spacing horizontal lines of claim 6, wherein the width of the groove is greater than the thickness of the clamping edge.

8. The thin PCB clamp for large roller spacing horizontal lines of claim 7, wherein the base plate is a rectangular plate, and the groove is disposed adjacent to and parallel to one long side of the base plate.

9. The thin PCB clamp suitable for large roller spacing horizontal lines of claim 8, wherein the PCB is a rectangular flat plate, and the length of the short side of the PCB is equal to the length of the clamping edge.

10. The thin PCB clamp for large roller spacing horizontal lines of claim 9, wherein the bottom plate is rounded near the long side of the groove.