CN215647589U

CN215647589U - Fixing device is used in processing of high frequency printed circuit board

Info

Publication number: CN215647589U
Application number: CN202121246994.7U
Authority: CN
Inventors: 李世成; 肖芳臣; 李涛
Original assignee: Zhuhai Feiya Circuit Co ltd
Current assignee: Zhuhai Feiya Circuit Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2022-01-25
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses a fixing device for processing a high-frequency printed circuit board, which comprises a bottom plate, wherein a first clamp and a second clamp are arranged above the bottom plate, the first clamp comprises a first movable plate connected with the bottom plate in a sliding manner, a spring plate is arranged on the right side of the first movable plate, and the first movable plate is connected with the spring plate through a first spring; the second clamp comprises a second movable plate in sliding connection with the bottom plate, connecting shafts are symmetrically fixed on the second movable plate, a third movable plate is fixed on each connecting shaft, pressing plates are symmetrically arranged on the left side of the third movable plate, and the third movable plate is connected with the third movable plate through a second spring; the circuit board can be fixed by mutually extruding the first clamp and the second clamp, and in the embodiment, the springs are arranged in the two clamps, can buffer the extrusion of mechanical force on the circuit board and can provide a certain buffer path for the circuit board, so that the circuit board is prevented from being damaged due to overlarge clamping force in the clamping and fixing process.

Description

Fixing device is used in processing of high frequency printed circuit board

Technical Field

The utility model relates to the technical field of circuit board processing, in particular to a fixing device for processing a high-frequency printed circuit board.

Background

The circuit board makes the circuit miniaturized, it is visual, play an important role in the batch production of fixed circuit and optimizing the electric apparatus overall arrangement, with the development of productivity, the development of circuit board is mature gradually, also develop the product such as high frequency printed circuit board, the high frequency printed circuit board needs to clamp it in the course of production and processing, the clamp of the said circuit board in the prior art is driven by mechanical force mostly, and the clamp mouth contacted with circuit board has not set up the buffer equipment either, if careless mechanical force is great, will destroy the circuit board. In view of the above, we propose a fixture for high frequency printed circuit board processing.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above deficiencies, the utility model provides a fixing device for processing a high-frequency printed circuit board.

The technical scheme of the utility model is as follows:

a fixing device for processing a high-frequency printed circuit board comprises a bottom plate, wherein a first clamp and a second clamp are arranged above the bottom plate, the first clamp comprises a first movable plate connected with the bottom plate in a sliding mode, a spring plate is arranged on the right side of the first movable plate, and the first movable plate is connected with the spring plate through a first spring; the second clamp comprises a second movable plate which is in sliding connection with the bottom plate, connecting shafts are symmetrically fixed on the second movable plate, a third movable plate is fixed on each connecting shaft, pressing plates are symmetrically arranged on the left side of each third movable plate, and the third movable plates are connected with the third movable plates through second springs.

Preferably, the first spring is fixedly connected to both the first movable plate and the spring plate, and the second spring is fixedly connected to both the pressing plate and the third movable plate.

As a preferred technical scheme, a first protection plate is fixedly connected to the right side of the spring plate, and a second protection plate is fixed to the left side of the pressing plate.

As the preferred technical scheme, the left side and the right side of the bottom plate are fixedly connected with side plates.

As a preferred technical scheme, sliding grooves with trapezoidal cross sections are symmetrically formed in the bottom plate; limiting blocks are symmetrically fixed at the bottoms of the first movable plate, the second movable plate and the third movable plate; the limiting block is connected with the sliding groove in a sliding mode.

As a preferred technical scheme, a threaded rod is connected to the side plate in a threaded manner, and a screwing head with anti-skid threads is fixed on the threaded rod; and the side plate is provided with a hole for the threaded rod to be in threaded connection.

Preferably, the left screw rod is fixedly connected to the first movable plate, and the right screw rod is fixedly connected to the second movable plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. the circuit board can be fixed by mutually extruding the first clamp and the second clamp, and in the embodiment, the springs are arranged in the two clamps, can buffer the extrusion of mechanical force on the circuit board and can provide a certain buffer path for the circuit board, so that the circuit board is prevented from being damaged due to overlarge clamping force in the clamping and fixing process.

2. The utility model can meet the clamping of circuit boards in different shapes through the spring plate with higher elastic deformation, and meanwhile, the third movable plates in the second clamp are all fixed on the second spring, so that the clamping surfaces can move in multiple directions, the clamping of the circuit boards in different sizes and shapes can be met, and the application range of the product of the embodiment is improved.

3. According to the utility model, the threaded rods for providing power are arranged on the two side plates, so that the clamping speed of the circuit board can be increased, and the production speed is further increased.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the bottom plate and the side plate of the present invention;

FIG. 3 is a schematic structural view of a first clamp of the present invention;

FIG. 4 is a schematic structural view of a second clamp of the present invention;

fig. 5 is a schematic structural view of the second and third movable plates according to the present invention.

In the figure:

a base plate 1; a chute 10; a first clamp 2; a first movable plate 20; a first spring 21; a spring plate 22; a first shielding plate 23; a second clamp 3; a second movable plate 30; a connecting shaft 31; a third movable plate 32; a second spring 33; a platen 34; a second shielding plate 35; a side plate 4; a hole 40; a threaded rod 5; a screw head 6; anti-skid stripes 60; and a limiting block 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a fixing device for processing a high-frequency printed circuit board comprises a bottom plate 1, wherein a first clamp 2 and a second clamp 3 are arranged above the bottom plate 1, the first clamp 2 comprises a first movable plate 20 connected with the bottom plate 1 in a sliding mode, a spring plate 22 is arranged on the right side of the first movable plate 20, and the first movable plate 20 is connected with the spring plate 22 through a first spring 21; the second clamp 3 comprises a second movable plate 30 connected with the bottom plate 1 in a sliding mode, connecting shafts 31 are symmetrically fixed on the second movable plate 30, a third movable plate 32 is fixed on each connecting shaft 31, pressing plates 34 are symmetrically arranged on the left side of each third movable plate 32, and the third movable plates 32 are connected through second springs 33.

It needs to be supplemented that the first clamp 2 and the second clamp 3 are arranged on the bottom plate 1, and the circuit board can be fixed by mutual extrusion of the two clamps, in the embodiment, springs are arranged in the two clamps, the springs can buffer the extrusion of mechanical force on the circuit board, and can provide a certain buffer path for the circuit board, so that the circuit board is prevented from being damaged due to overlarge clamping force in the clamping and fixing process; the spring plate 22 in this embodiment is a steel plate with high elastic deformation, which can satisfy the clamping of circuit boards of different shapes, and the third movable plates 32 in the second clamp 3 are all fixed on the second spring 33, so that the clamping surfaces can move in multiple directions, and can also satisfy the clamping of circuit boards of different sizes and shapes, thereby improving the application range of the product of this embodiment.

In the present embodiment, the first spring 21 is preferably fixedly connected to both the first movable plate 20 and the spring plate 22, and the second spring 33 is preferably fixedly connected to both the pressing plate 34 and the third movable plate 32.

Preferably, the first protection plate 23 is fixedly connected to the right side of the spring plate 22, and the second protection plate 35 is fixedly connected to the left side of the pressing plate 34.

It should be added that the first protection plate 23 and the second protection plate 35 in this embodiment are both made of soft rubber, which can protect the edge of the circuit board to a certain extent, and prevent the circuit board from being damaged or worn under a large pressure.

Preferably, the side plates 4 are fixedly connected to the left and right sides of the bottom plate 1.

Preferably, the bottom plate 1 is symmetrically provided with sliding chutes 10 with trapezoidal cross sections; the limiting blocks 7 are symmetrically fixed at the bottoms of the first movable plate 20, the second movable plate 30 and the third movable plate 32; the limiting block 7 is connected with the sliding groove 10 in a sliding mode.

It should be added that the stopper 7 and the slide groove 10 are provided to limit the moving direction and path of the first, second and third moving

plates

20, 30 and 32.

Preferably, the side plate 4 is connected with a threaded rod 5 in a threaded manner, and a screw head 6 with anti-skid threads 60 is fixed on the threaded rod 5; the side plate 4 is provided with a hole 40 for the threaded connection of the threaded rod 5.

It should be added that the threaded rods 5 are provided on both side plates 4 to speed up the clamping process, and the anti-slip threads 60 are provided on the screw head 6 to prevent slipping.

In the present embodiment, the left screw rod 5 is preferably fixedly connected to the first movable plate 20, and the right screw rod 5 is preferably fixedly connected to the second movable plate 30.

It should be added that by turning the screw head 6 and thus turning the threaded rod 5, the first moving plate 20 moves under the drive of the threaded rod 5 and thus pushes the spring plate 22 to move through the first spring 21; the second moving plate 30 moves the third moving plate 32 through the connecting shaft 31, and thus moves the pressing plate 34 through the second spring 33.

When the fixing device for processing the high-frequency printed circuit board is used, an operator firstly places the circuit board between the first clamp 2 and the second clamp 3 and then simultaneously screws the threaded rods 5 on the left side and the right side of the bottom plate 1; when the threaded rod 5 on the left side is screwed, the first movable plate 20 is driven to move, so that the spring plate 22 is pushed to move through the first spring 21; when the right threaded rod 5 is screwed, the second movable plate 30 is driven to move, the second movable plate 30 drives the third movable plate 32 to move through the connecting shaft 31, and the pressing plate 34 is driven to move through the second spring 33, so that the circuit board can be fixed.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fixing device is used in processing of high frequency printed circuit board which characterized in that: the clamping device comprises a bottom plate (1), wherein a first clamp (2) and a second clamp (3) are arranged above the bottom plate (1), the first clamp (2) comprises a first movable plate (20) which is in sliding connection with the bottom plate (1), a spring plate (22) is arranged on the right side of the first movable plate (20), and the first movable plate (20) is connected with the spring plate (22) through a first spring (21); the second clamp (3) comprises a second movable plate (30) connected with the bottom plate (1) in a sliding mode, connecting shafts (31) are symmetrically fixed on the second movable plate (30), a third movable plate (32) is fixed on each connecting shaft (31), pressing plates (34) are symmetrically arranged on the left side of the third movable plate (32), and the third movable plate (32) is connected with the third movable plate (32) through a second spring (33).

2. The fixture for high-frequency printed circuit board processing according to claim 1, wherein: the first spring (21) is fixedly connected with the first movable plate (20) and the spring plate (22), and the second spring (33) is fixedly connected with the pressure plate (34) and the third movable plate (32).

3. The fixture for high-frequency printed circuit board processing according to claim 1, wherein: the spring plate is characterized in that a first protection plate (23) is fixedly connected to the right side of the spring plate (22), and a second protection plate (35) is fixed to the left side of the pressing plate (34).

4. The fixture for high-frequency printed circuit board processing according to claim 1, wherein: the left side and the right side of the bottom plate (1) are fixedly connected with side plates (4).

5. The fixture for high-frequency printed circuit board processing according to claim 1, wherein: sliding grooves (10) with trapezoidal cross sections are symmetrically formed in the bottom plate (1); limiting blocks (7) are symmetrically fixed at the bottoms of the first movable plate (20), the second movable plate (30) and the third movable plate (32); the limiting block (7) is connected with the sliding groove (10) in a sliding mode.

6. The fixture for high-frequency printed circuit board processing according to claim 4, wherein: a threaded rod (5) is connected to the side plate (4) in a threaded manner, and a screwing head (6) with anti-skid threads (60) is fixed on the threaded rod (5); and the side plate (4) is provided with a hole (40) for the threaded rod (5) to be in threaded connection.

7. The fixture for high-frequency printed circuit board processing according to claim 6, wherein: the left threaded rod (5) is fixedly connected to the first movable plate (20), and the right threaded rod (5) is fixedly connected to the second movable plate (30).