CN212445181U

CN212445181U - Printed circuit board fixing frame

Info

Publication number: CN212445181U
Application number: CN202021124043.8U
Authority: CN
Inventors: 张千
Original assignee: Xinfeng Senlian Technology Co ltd
Current assignee: Xinfeng Senlian Technology Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-02-02
Anticipated expiration: 2030-06-17

Abstract

The utility model relates to the field of printed circuit boards, in particular to a printed circuit board fixing frame, which comprises a bottom plate, a left bracket and a right bracket which are symmetrically arranged on the upper end surface of the bottom plate, handles are fixed on the left bracket and the right bracket, a plurality of fixing columns are fixed on the left bracket, integrally formed cone structures are fixed at the upper ends of the fixing columns, the fixing columns are all fixed between the left bracket and the right bracket, a gap is arranged between every two adjacent fixing columns, the bottom of the left bracket is fixed with a supporting plate, the upper end surface of the supporting plate is uniformly fixed with supporting blocks, a V-shaped supporting groove is formed between two adjacent supporting blocks, the supporting grooves are arranged at the positions corresponding to the gaps, a plurality of sliding rods are further fixed on the upper side and the lower side between the left support and the right support, and sliding plates which are connected with the sliding rods in a sliding mode and penetrate through the sliding rods are fixed on the sliding rods on the lower side. The device can meet the fixing requirements of circuit boards of different sizes.

Description

Printed circuit board fixing frame

[ technical field ] A method for producing a semiconductor device

The utility model relates to a printed circuit board field especially relates to a printed circuit board mount.

[ background of the invention ]

The PCB, the name of which is printed circuit board, is also called printed circuit board, is an important electronic component, is a support of the electronic component, is a carrier for electrical connection of the electronic component, and the printed circuit board develops from single layer to double-sided, multi-layer and flexible, and still keeps respective development trend. In the process of processing the PCB, the PCB needs to go through a plurality of processes such as printing, etching, drilling and the like, and the PCB needs to be stored on the fixed support in the process of transferring the next process in one process.

In the prior art, most of PCB placing racks are fixed in size. However, in the production operation, multiple batches of PCBs with different sizes are often involved, and the PCB placement rack with a fixed size cannot meet the requirement of storing different batches of PCBs with different sizes.

The utility model discloses it is not enough to solve prior art and research and propose.

[ Utility model ] content

The utility model aims at overcoming above-mentioned prior art's shortcoming, providing a printed circuit board mount, can be according to circuit board size adjustment picture peg frame to make the picture peg frame satisfy not unidimensional circuit board user demand.

The utility model discloses can realize through following technical scheme:

the utility model discloses a printed circuit board fixing frame, which comprises a bottom plate, a left bracket and a right bracket which are symmetrically arranged on the upper end surface of the bottom plate, handles are fixed on the left bracket and the right bracket, a plurality of fixed columns are fixed on the left bracket, an integrally formed cone structure is fixed on the upper ends of the fixed columns, the fixed columns are fixed between the left bracket and the right bracket, a gap is arranged between every two adjacent fixed columns, a supporting plate is fixed on the bottom of the left bracket, supporting blocks are uniformly fixed on the upper end surface of the supporting plate, a V-shaped supporting groove is formed between every two adjacent supporting blocks, the supporting groove is arranged at the position of the gap just opposite to the corresponding position, a plurality of sliding rods are fixed on the upper side and the lower side between the left bracket and the right bracket, and a sliding plate which is used for the sliding rod to pass through and is connected with the sliding, the slide plate is characterized in that a threaded sleeve is further fixed at a position corresponding to the slide rod on the slide plate, a bolt in threaded connection with the threaded sleeve is fixed on the threaded sleeve, a limiting block is further uniformly fixed at a position corresponding to the supporting block on the slide plate, a limiting groove is formed between two adjacent limiting blocks, the limiting groove corresponds to the supporting groove, a limiting plate is further fixed on the end face, far away from the left support, of the slide plate, and the limiting plate is in sliding connection with the slide rod. Adjusting the position between the limiting plate and the left bracket according to the size of the produced circuit board, fixing the circuit board to be fixed between the fixed columns and the limiting plate after the limiting plate is adjusted to a proper position, enabling one end of the circuit board to slide downwards along the limiting plate, fixing the bottom of the circuit board on the V-shaped limiting groove and the supporting groove which are in corresponding positions, enabling the other end of the circuit board to be opposite to the gap between the two adjacent fixed columns, pushing the circuit board to be close to the fixed columns to move through the limiting plate, gradually reducing the gap between the two adjacent fixed columns from outside to inside due to the cylindrical characteristic of the fixed columns, enabling one end of the circuit board far away from the limiting plate to be close to the gap between the fixed columns when the limiting plate pushes the circuit board to move, enabling the circuit board to be in contact with, because the bolt is in threaded connection with the threaded sleeve, when the bolt rotates, the bottom of the bolt contacts with the slide rod at the corresponding position and extrudes the slide rod, and the slide plate and the slide rod are completely fixed, so that the circuit board is fixed on the fixing frame.

Preferably, the limiting plate is further fixed with a handrail for pushing the limiting plate to move. The limiting plate is pushed to move more conveniently through the handrail.

Compared with the prior art, the utility model has the advantages that:

the device meets different circuit board fixing requirements by adjusting the position between the left support and the limiting plate.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of another angle of the present invention;

FIG. 3 is an enlarged view of FIG. 1 at A;

in the figure: 1. a left bracket; 2. a right bracket; 3. a handle; 4. fixing a column; 5. a conical structure; 6. a base plate; 7. a slide plate; 8. a slide bar; 9. a support plate; 10. a support block; 11. a support groove; 12. a limiting block; 13. a limiting groove; 14. a limiting plate; 15. a threaded sleeve; 16. a bolt; 17. a handrail; 18. a circuit board;

[ detailed description ] embodiments

The following detailed description of embodiments of the present invention is made with reference to the accompanying drawings:

as shown in figures 1 to 3, the utility model discloses a printed circuit board fixing frame, which comprises a bottom plate 6, a left bracket 1 and a right bracket 2 which are symmetrically arranged on the upper end surface of the bottom plate 6, a handle 3 is fixed on the left bracket 1 and the right bracket 2, a plurality of fixed columns 4 are fixed on the left bracket 1, an integrally formed conical structure 5 is fixed on the upper ends of the fixed columns 4, the fixed columns 4 are fixed between the left bracket 1 and the right bracket 2, a gap is arranged between two adjacent fixed columns 4, a supporting plate 9 is fixed on the bottom of the left bracket 1, supporting blocks 10 are uniformly fixed on the upper end surface of the supporting plate 9, a V-shaped supporting groove 11 is formed between two adjacent supporting blocks 10, the supporting groove 11 is arranged at the gap position right to the corresponding position, a plurality of slide bars 8 are fixed on the upper side and the lower side between the left bracket 1 and the right bracket 2, a slide plate 7 which is fixed on the slide bar 8 at the lower side and passes, a threaded sleeve 15 is further fixed on the sliding plate 7 at a position corresponding to the sliding rod 8, a bolt 16 in threaded connection with the threaded sleeve 15 is fixed on the threaded sleeve 15, a limiting block 12 is further uniformly fixed on the sliding plate 7 at a position corresponding to the supporting block 10, a limiting groove 13 is formed between two adjacent limiting blocks 12, the limiting groove 13 and the supporting groove 11 are correspondingly arranged, a limiting plate 14 is further fixed on the end face, far away from the left support 1, of the sliding plate 7, and the limiting plate 14 is in sliding connection with the sliding rod 8. The position between the limiting plate 14 and the left bracket 1 is adjusted according to the size of the produced circuit board 18, after the limiting plate 14 is adjusted to a proper position, the circuit board 18 to be fixed is fixed between the fixed columns 4 and the limiting plate 14, one end of the circuit board 18 slides downwards along the limiting plate 14, the bottom of the circuit board 18 is fixed on the V-shaped limiting groove 13 and the supporting groove 11 which are correspondingly positioned, the other end of the circuit board 18 is opposite to the gap between the two adjacent fixed columns 4, the circuit board 18 is pushed by the limiting plate 14 to move close to the fixed columns 4, due to the cylindrical characteristic of the fixed columns 4, namely, the gap between the two adjacent fixed columns 4 is gradually reduced from outside to inside, when the limiting plate 14 pushes the circuit board 18 to move, one end of the circuit board 18 far away from the limiting plate 14 is gradually close to the gap between the fixed columns 4, after the circuit board 18 is, after the circuit board 18 is fixed, the bolt 16 is rotated, and as the bolt 16 is in threaded connection with the threaded sleeve 15, when the bolt 16 rotates, the bottom of the bolt 16 contacts with the slide bar 8 at the corresponding position and presses the slide bar 8, so that the slide plate 7 and the slide bar 8 are completely fixed, and the circuit board 18 is fixed on the fixing frame.

The limiting plate 14 is further fixed with a handrail 17 for pushing the limiting plate 14 to move. The limit plate 14 is more conveniently pushed to move by the armrest 17.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many changes, modifications, substitutions and variations can be made to the embodiments without departing from the technical principles of the present invention, and these changes, modifications, substitutions and variations should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a printed circuit board mount, includes the bottom plate, left socle and the right branch frame that the terminal surface symmetry set up on the bottom plate, its characterized in that: handles are fixed on the left support and the right support, a plurality of fixed columns are fixed on the left support, integrally formed conical structures are fixed at the upper ends of the fixed columns, the fixed columns are fixed between the left support and the right support, gaps are arranged between every two adjacent fixed columns, a supporting plate is fixed at the bottom of the left support, supporting blocks are uniformly fixed on the upper end surface of the supporting plate, a V-shaped supporting groove is formed between every two adjacent supporting blocks, the supporting groove is arranged at the gap position opposite to the corresponding position, a plurality of sliding rods are fixed on the upper side and the lower side between the left support and the right support, sliding plates which are penetrated by the sliding rods and are in sliding connection with the sliding rods are fixed on the sliding rods on the lower side, threaded sleeves are fixed on the positions, corresponding to the sliding rods, bolts in threaded connection with the threaded sleeves are fixed on the threaded sleeves, and limiting blocks are uniformly fixed on the positions, corresponding to the supporting blocks, on the sliding, a limiting groove is formed between two adjacent limiting blocks, the limiting groove and the supporting groove are correspondingly arranged, a limiting plate is further fixed on the end face, far away from the left support, of the sliding plate, and the limiting plate is connected with the sliding rod in a sliding mode.

2. The printed circuit board holder according to claim 1, wherein: and the limiting plate is also fixedly provided with a handrail for pushing the limiting plate to move.