CN211361969U

CN211361969U - Circuit board positioning fixture

Info

Publication number: CN211361969U
Application number: CN201921966032.1U
Authority: CN
Inventors: 成旭斌
Original assignee: Zhuji Shengda Hearing Equipment Co ltd
Current assignee: Huizhou Jianfa Technology Electronics Co.,Ltd.
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-08-28
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a circuit board positioning clamp, which comprises a base, a main body, a movable rod and a positioning mechanism, wherein the base comprises a slide rail and a bottom plate, the slide rail is vertically arranged on the side surface of the base, the slide rail is tightly attached to the base, the bottom plate is arranged on the top of the base, the bottom plate is tightly attached to the base, the main body comprises a fixed block, a fixed plate, a transverse plate, a limiting groove, a rubber gasket and a slide block, the fixed block is arranged on two sides of the top of the main body, the fixed block is tightly attached to the main body, the fixed plate is arranged in the middle position of the top of the main body, the fixed plate is tightly attached to the main body, the limiting groove is arranged on one side of the main body, the rubber gasket is arranged on the bottom of the limiting groove, the slide block is arranged on the bottom of the main, avoid the circuit board to damage, and be convenient for advantage such as operation.

Description

Circuit board positioning fixture

Technical Field

The utility model relates to a circuit board positioning fixture technical field specifically says a circuit board positioning fixture.

Background

The circuit board enables the circuit to be miniaturized and visualized, plays an important role in batch production of fixed circuits and optimization of electrical appliance layout, can be used for circuit boards in daily life, and is very important.

However, analysis shows that many existing circuit board positioning clamps are customized and only suitable for one circuit board, and are positioned by directly using a hard material, which inevitably causes damage to the circuit board during processing.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above insufficiency, the utility model provides a circuit board positioning fixture herein has and to adjust anchor clamps centre gripping space according to the circuit board size, has certain guard action to the circuit board when the centre gripping, avoids the circuit board to damage, and is convenient for advantage such as operation.

The utility model is realized in such a way, a circuit board positioning clamp is constructed, which comprises a base, a main body, a movable rod and a positioning mechanism, wherein the base comprises a slide rail and a bottom plate, the slide rail is vertically arranged at the side surface of the base, the slide rail is tightly jointed with the base, the bottom plate is arranged at the top of the base, the bottom plate is tightly jointed with the base, the main body comprises a fixed block, a fixed plate, a transverse plate, a limiting groove, a rubber gasket and a slide block, the fixed block is arranged at two sides of the top of the main body, the fixed block is tightly jointed with the main body, the fixed plate is arranged at the middle position of the top of the main body, the fixed plate is tightly jointed with the main body, the transverse plate is vertically arranged in the main body, the transverse plate is tightly jointed with the main body, the limiting groove is arranged at one side of the main body, the movable rod is fixed with the fixed plate through threads.

Further, positioning mechanism includes the fly leaf, the connecting block, the loose axle, digging arm A, digging arm B, the depression bar, location nail and spring, the fly leaf sets up between the fixed block, the connecting block is and sets up perpendicularly at fly leaf bottom both ends, the connecting block closely laminates with the fly leaf, digging arm A passes through the loose axle to be fixed on the connecting block of fly leaf one end, digging arm B passes through the loose axle to be fixed on the connecting block of the fly leaf other end, the depression bar passes through the loose axle to be fixed at digging arm A both ends and one end that digging arm B is close to the main part side is served, the location nail is and sets up perpendicularly in the depression bar bottom, the spring housing is.

Furthermore, the positioning nail vertically penetrates through the bearing plate and is made of rubber, and the circuit board is prevented from being damaged under the combined action of circuit board positioning and the rubber gasket.

Furthermore, the movable rod is vertically arranged on the fixed plate, the movable rod is fixed with the fixed plate through threads, and the lifting of the movable rod drives the fastening degree of the positioning mechanism to the circuit board.

Furthermore, the sliding block is matched with the sliding rail, and the position of the sliding block in the sliding rail is adjusted according to the size of the circuit board, so that the circuit board is better positioned.

The utility model has the advantages of can be according to circuit board size adjustment anchor clamps centre gripping space, have certain guard action to the circuit board when the centre gripping, avoid the circuit board to damage, and be convenient for operate, concrete advantage embodies:

the method has the advantages that: the positioning nail vertically penetrates through the bearing plate and is made of rubber, and the circuit board is positioned and is prevented from being damaged under the combined action of the rubber gasket.

The method has the advantages that: the movable rod is vertically arranged on the fixed plate, the movable rod is fixed with the fixed plate through threads, and the lifting of the movable rod drives the fastening degree of the positioning mechanism to the circuit board.

The method has the advantages that: the sliding block is matched with the sliding rail, and the position of the sliding block in the sliding rail is adjusted according to the size of the circuit board, so that the circuit board is better positioned.

Drawings

FIG. 1 is a schematic view of the positioning fixture for circuit board of the present invention;

fig. 2 is an overall side elevation and longitudinal section of the present invention.

Sequence numbers shown in the figures: 1. a base; 11. a slide rail; 12. a base plate; 2. a main body; 21. a fixed block; 22. a fixing plate; 23. a transverse plate; 24. a limiting groove; 25. a rubber gasket; 26. a slider; 3. a movable rod; 4. a positioning mechanism; 41. a movable plate; 42. connecting blocks; 43. a movable shaft; 44. a movable arm A; 45. a movable arm B; 46. a pressure lever; 47. positioning nails; 48. a spring.

Detailed Description

The present invention will be described in detail below with reference to the attached drawings, and the technical solutions in the embodiments of the present invention will be clearly and completely described. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention; furthermore, the terms "first," "second," "third," "upper, lower, left, right," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a circuit board positioning clamp through improvement, as shown in the attached drawing of the specification, the circuit board positioning clamp can be implemented as follows; comprises a base 1, a main body 2, a movable rod 3 and a positioning mechanism 4, wherein the base 1 comprises a slide rail 11 and a bottom plate 12, the slide rail 11 is vertically arranged on the side surface of the base 1, the slide rail 11 is tightly attached to the base 1, the bottom plate 12 is arranged on the top of the base 1, the bottom plate 12 is tightly attached to the base 1, the main body 2 comprises a fixed block 21, a fixed plate 22, a transverse plate 23, a limiting groove 24, a rubber gasket 25 and a sliding block 26, the fixed block 21 is arranged on two sides of the top of the main body 2, the fixed block 21 is tightly attached to the main body 2, the fixed plate 22 is arranged in the middle of the top of the main body 2, the fixed plate 22 is tightly attached to the main body 2, the transverse plate 23 is vertically arranged inside the main body 2, the transverse plate 23 is tightly attached to the main body 2, the limiting groove 24 is arranged on one side of, the slide block 26 is tightly attached to the main body 2, the movable rod 3 is vertically arranged on the fixed plate 22, and the movable rod 3 is fixed with the fixed plate 22 through threads.

More specifically, the positioning mechanism 4 includes movable plates 41, connecting blocks 42, movable shafts 43, movable arms a44, movable arms B45, pressing rods 46, positioning nails 47 and springs 48, the movable plates 41 are disposed between the fixed blocks 21, the connecting blocks 42 are vertically disposed at two ends of the bottom of the movable plates 41, the connecting blocks 42 are closely attached to the movable plates 41, the movable arms a44 are fixed on the connecting blocks 42 at one end of the movable plates 41 through the movable shafts 43, the movable arms B45 are fixed on the connecting blocks 42 at the other end of the movable plates 41 through the movable shafts 43, the pressing rods 46 are fixed at two ends of the movable arms a44 and at one end of the movable arms B45 close to the side of the main body 2 through the movable shafts 43, the positioning nails 47 are vertically disposed at the bottoms of the pressing rods 46.

More specifically, the positioning pin 47 vertically penetrates through the receiving plate 14, and the positioning pin 47 is made of rubber, so that the circuit board is positioned and the rubber gasket 25 cooperates to avoid damage to the circuit board.

More specifically, the movable rod 3 is vertically disposed on the fixed plate 22, the movable rod 3 is fixed to the fixed plate 22 through a screw, and the lifting of the movable rod 3 drives the positioning mechanism 4 to fasten the circuit board.

More specifically, the slide block 26 is adapted to the slide rail 11, and the position of the slide block 26 in the slide rail 11 is adjusted according to the size of the circuit board, so as to better position the circuit board.

The working principle of the circuit board positioning clamp is as follows: the position of the slide block 26 in the slide rail 11 is adjusted according to the size of the circuit board, then the circuit board is placed in the limit groove 24, the movable rod 3 is rotated, the movable screw 3 descends, the movable plate 41 at the bottom descends, because the side surface is provided with the fixed block 21, the movable plate 41 can only move up and down, the movable plate 41 moves down, the integrated connecting block 42 drives the movable arm A44 and the movable arm B45 to press down, the downward pressure is continuously transmitted to the press rod 46, the press rod 46 transmits the downward pressure to the positioning nail 47, the positioning nail 47 presses down to fix the electric wire in the limit groove 24, and simultaneously compresses the spring 48, because the connecting plate 42, the movable arm A44, the movable arm B45 and the press rod 46 are all connected by using the movable shaft 43, the circuit board can rotate in a small range by the lever principle, and can generate different positioning pressure for slight difference on the, the circuit board is protected to a certain extent, and when the circuit board is loosened, the movable screw 3 is rotated to ascend, and the whole fixing mechanism 4 is ascended by the elastic force generated by the compression of the spring 48.

In conclusion; circuit board positioning fixture compares with current circuit board positioning fixture, has and to have certain guard action to the circuit board according to circuit board size adjustment anchor clamps centre gripping space when the centre gripping, avoids the circuit board to damage, and the advantage such as operation of being convenient for.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a circuit board positioning fixture, includes base (1), main part (2), movable rod (3) and positioning mechanism (4), its characterized in that: the base (1) comprises a sliding rail (11) and a bottom plate (12), the sliding rail (11) is vertically arranged on the side face of the base (1), the sliding rail (11) is tightly attached to the base (1), the bottom plate (12) is arranged on the top of the base (1), the bottom plate (12) is tightly attached to the base (1), the main body (2) comprises a fixing block (21), a fixing plate (22), a transverse plate (23), a limiting groove (24), a rubber gasket (25) and a sliding block (26), the fixing block (21) is arranged on two sides of the top of the main body (2), the fixing block (21) is tightly attached to the main body (2), the fixing plate (22) is arranged in the middle position of the top of the main body (2), the fixing plate (22) is tightly attached to the main body (2), the transverse plate (23) is vertically arranged inside the main body (2), and the transverse plate (23) is tightly attached to the main body (2, limiting groove (24) set up in main part (2) one side, rubber gasket (25) set up in limiting groove (24) bottom, rubber gasket (25) pass through glue and limit groove (24) bonding, slider (26) set up in main part (2) bottom, slider (26) and main part (2) closely laminate.

2. The circuit board positioning jig of claim 1, wherein: the positioning mechanism (4) comprises a movable plate (41), a connecting block (42), a movable shaft (43), a movable arm A (44), a movable arm B (45), a pressure rod (46), a positioning nail (47) and a spring (48), the movable plate (41) is arranged between fixed blocks (21), the connecting block (42) is vertically arranged at two ends of the bottom of the movable plate (41), the connecting block (42) is tightly attached to the movable plate (41), the movable arm A (44) is fixed on the connecting block (42) at one end of the movable plate (41) through the movable shaft (43), the movable arm B (45) is fixed on the connecting block (42) at the other end of the movable plate (41) through the movable shaft (43), the pressure rod (46) is fixed at two ends of the movable arm A (44) and one end of the side face, close to the main body (2), of the movable arm B (45) through the movable shaft (43), the positioning nail (47) is vertically arranged at the bottom of the pressure rod (46, the spring (48) is sleeved on the positioning nail (47).

3. The circuit board positioning jig of claim 2, wherein: the positioning nails (47) vertically penetrate through the bearing plate (14), and the positioning nails (47) are made of rubber materials.

4. The circuit board positioning jig of claim 1, wherein: the movable rod (3) is vertically arranged on the fixed plate (22), and the movable rod (3) is fixed with the fixed plate (22) through threads.

5. The circuit board positioning jig of claim 1, wherein: the sliding block (26) is matched with the sliding rail (11).