CN214800094U

CN214800094U - Multilayer circuit board compression fittings

Info

Publication number: CN214800094U
Application number: CN202120841771.9U
Authority: CN
Inventors: 赵飞
Original assignee: Nanjing Wonder Electronics Co ltd
Current assignee: Nanjing Wonder Electronics Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-19
Anticipated expiration: 2031-04-23

Abstract

The utility model relates to a circuit board processing technology field specifically is a multilayer circuit board compression fittings, including compression fittings main part and push cylinder, the bottom of compression fittings main part is provided with stop gear, the top surface mounting of compression fittings main part has push cylinder, and push cylinder's surface is provided with adjustment mechanism, adjustment mechanism includes first pressfitting board, the first pressfitting board of bottom fixedly connected with of push cylinder, and the fixed frame of the both ends fixed surface of first pressfitting board is connected with, the inside of fixed frame is inserted and is equipped with the pull rod, and the surface cover of pull rod is equipped with the second spring. The utility model discloses be provided with fixed rotating shaft and splint, through rotating fixed rotating shaft, can make two sets of connecting plates be close to each other at its surface relative movement through the connecting plate, can play through splint and carry out the centre gripping with the multilayer circuit board spacing, can play the effect of buffering simultaneously to can conveniently carry out spacing processing with the multilayer circuit board.

Description

Multilayer circuit board compression fittings

Technical Field

The utility model relates to a circuit board processing technology field specifically is a multilayer circuit board compression fittings.

Background

The multilayer circuit board is a multilayer wiring layer, a dielectric layer is arranged between every two layers, the dielectric layer can be made very thin, the multilayer circuit board is provided with at least three conductive layers, two layers are arranged on the outer surface, the rest layer is combined in an insulating board, and the electrical connection between the layers is usually realized through plated through holes on the cross section of the circuit board.

When the multilayer circuit board is used, the multilayer circuit board needs to be subjected to press fit treatment, the circuit board is generally pressed by a press fit device in the prior art, but when the press fit device is used, the circuit board needs to be manually held for press fit, so that danger is easily increased, deviation is easily generated, and meanwhile, the size of the press fit plate is fixed, so that the circuit boards with different sizes need to be pressed by different press fit plates, and therefore the multilayer circuit board press fit device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multilayer circuit board compression fittings to the circuit board that proposes in solving above-mentioned background art needs the manual work to hold it and carries out the pressfitting, thereby increases danger easily, and produces deviation and pressfitting board size fixed easily, leads to the circuit board of equidimension not to need different pressfitting boards to carry out the pressfitting problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multilayer circuit board compression fittings, includes compression fittings main part and push cylinder, the bottom of compression fittings main part is provided with stop gear, the top surface mounting of compression fittings main part has push cylinder, and push cylinder's surface is provided with adjustment mechanism, adjustment mechanism includes first pressfitting board, the first pressfitting board of bottom fixedly connected with of push cylinder, and the fixed frame of both ends fixed surface fixedly connected with of first pressfitting board, the inside of fixed frame is inserted and is equipped with the pull rod, and the surperficial cover of pull rod is equipped with the second spring, the one end welding that fixed frame inner wall was kept away from to the second spring has the spacer pin, and the one end that the second spring was kept away from to the spacer pin is inserted and is established the inside of expansion plate, the bottom fixed surface of expansion plate is connected with the stopper, the one end fixedly connected with second pressfitting board that the stopper was kept away from to the expansion plate.

Preferably, stop gear includes the fixed plate, the bottom fixed surface of compression fittings main part is connected with the fixed plate, and the inside of fixed plate installs fixed rotating shaft through the bearing, fixed rotating shaft's surface cover is equipped with the connecting plate, and the both ends fixedly connected with of connecting plate drives the board, the inside of driving the board is inserted and is equipped with the telescopic link, and the surface cover of telescopic link is equipped with first spring, the one end fixedly connected with splint of first spring are kept away from to the telescopic link.

Preferably, the surface of the fixed rotating shaft is provided with opposite threads, the connecting plate is internally provided with a through hole, the inner wall of the through hole is provided with internal threads, and the fixed rotating shaft and the connecting plate form threaded connection.

Preferably, the connecting plate is U-shaped, a sliding groove is formed in the pressing device body, and the size of the inner wall of the sliding groove formed in the pressing device body is matched with the surface size of the connecting plate.

Preferably, the spout has been seted up to the inner wall of first pressfitting board, the stopper is provided with two sets ofly at the bottom surface symmetry of expansion plate, and two sets of stoppers all set up to the rectangle, the spout inner wall size of a dimension that first pressfitting board inner wall was seted up and the surface dimension looks adaptation of two sets of stoppers.

Preferably, the limiting pin is cylindrical, a groove is formed in the telescopic plate, and the surface size of the limiting pin is matched with the size of the inner wall of the groove formed in the telescopic plate.

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

the device can enable two groups of connecting plates to relatively move on the surface of the device by rotating the fixed rotating shaft and the clamping plates, and enable the two groups of clamping plates to be close to each other through the connecting plates, so that the multilayer circuit board can be clamped and limited through the clamping plates, and meanwhile, the buffer effect can be achieved, and the multilayer circuit board can be conveniently limited;

the device can make the inside that the expansion plate was kept away from to the spacer pin through being provided with spacer pin and expansion plate, through the pulling pull rod, can make the expansion plate remove in the inside of first pressfitting board at this moment to can effectually conveniently adjust the holistic length of first pressfitting board, the not unidimensional circuit board of being convenient for carries out pressfitting processing.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic side view of the structure of the limiting mechanism of the present invention;

FIG. 3 is a schematic side view of the adjusting mechanism of the present invention;

fig. 4 is an enlarged schematic view of a structure in fig. 1 according to the present invention.

In the figure: 1. a compression fitting device body; 2. a limiting mechanism; 21. a fixing plate; 22. fixing the rotating shaft; 23. a connecting plate; 24. driving the plate; 25. a telescopic rod; 26. a first spring; 27. a splint; 3. a push cylinder; 4. an adjustment mechanism; 41. a first laminate sheet; 42. a fixing frame; 43. a pull rod; 44. a second spring; 45. a spacing pin; 46. a retractable plate; 47. a limiting block; 48. and a second laminate board.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a multi-layer circuit board pressing device comprises a pressing device main body 1 and a pushing cylinder 3, a limiting mechanism 2 is arranged at the bottom end of the pressing device main body 1, the pushing cylinder 3 is installed on the surface of the top end of the pressing device main body 1, an adjusting mechanism 4 is arranged on the surface of the pushing cylinder 3, the adjusting mechanism 4 comprises a first pressing plate 41, the bottom end of the pushing cylinder 3 is fixedly connected with the first pressing plate 41, fixed frames 42 are fixedly connected with the surfaces of the two ends of the first pressing plate 41, a pull rod 43 is inserted into the fixed frame 42, a second spring 44 is sleeved on the surface of the pull rod 43, a limiting pin 45 is welded at one end, far away from the inner wall of the fixed frame 42, of the second spring 44, one end, far away from the second spring 44, of the limiting pin 45 is inserted into the telescopic plate 46, a limiting block 47 is fixedly connected with the surface of the bottom end of the telescopic plate 46, far away from the limiting block 47, a second pressing plate 48 is fixedly connected with the end of the telescopic plate 46, one end of the limit pin 45 inserted in the fixed frame 42 is fixedly connected with a rectangular block, so that when the limit pin 45 moves, the rectangular block can move in the fixed frame 42 to play a role of limiting the limit pin 45;

further, stop gear 2 includes fixed plate 21, the bottom fixed surface of compression fittings main part 1 is connected with fixed plate 21, and fixed shaft 22 is installed through the bearing in the inside of fixed plate 21, the surface cover of fixed shaft 22 is equipped with connecting plate 23, and the both ends fixedly connected with of connecting plate 23 drives board 24, it is equipped with telescopic link 25 to drive the inside of board 24 to insert, and telescopic link 25's surface cover is equipped with first spring 26, first spring 26's one end fixedly connected with splint 27 is kept away from to telescopic link 25, the surface through splint 27 is inconsistent with the surface of compression fittings main part 1, can play the effect of making things convenient for the centre gripping circuit board.

Further, the surface of the fixed rotating shaft 22 is provided with opposite threads, the connecting plate 23 is provided with a through hole inside, the inner wall of the through hole is provided with internal threads, the fixed rotating shaft 22 and the connecting plate 23 form threaded connection, and the two groups of connecting plates 23 can move relatively on the surface of the fixed rotating shaft 22 when the fixed rotating shaft 22 rotates through the opposite threads arranged on the surface of the fixed rotating shaft 22.

Furthermore, the connecting plate 23 is set to be U-shaped, a sliding groove is formed in the pressing device main body 1, the size of the inner wall of the sliding groove formed in the pressing device main body 1 is matched with the surface size of the connecting plate 23, and the connecting plate 23 can move in the sliding groove through the sliding groove formed in the pressing device main body 1, so that the driving plate 24 is driven to move.

Further, the spout has been seted up to the inner wall of first compressed particleboard 41, stopper 47 is provided with two sets ofly at expansion plate 46's bottom surface symmetry, and two sets of stoppers 47 all set up to the rectangle, the spout inner wall size of a dimension that first compressed particleboard 41 inner wall was seted up and two sets of stopper 47's surface dimension looks adaptation, spout seted up through first compressed particleboard 41 inner wall can drive two sets of stoppers 47 and slide in the spout when expansion plate 46 removes, prevent that expansion plate 46 from shifting out the inside of first compressed particleboard 41.

Further, the spacer pin 45 is set to be cylindrical, a groove is formed in the expansion plate 46, the surface size of the spacer pin 45 is matched with the size of the inner wall of the groove formed in the expansion plate 46, and the spacer pin 45 can be inserted into the groove through the groove formed in the expansion plate 46 to play a role in limiting the expansion plate 46.

The working principle is as follows: when the circuit board is required to be processed, according to the attached figures 1 and 2, the circuit board is placed on the surface of the pressing device main body 1, and the fixed rotating shaft 22 is rotated, so that the connecting plate 23 can move on the surface, when the connecting plate 23 moves, the two groups of driving plates 24 can drive the clamping plates 27 to approach each other, when the clamping plates 27 are abutted to the circuit board, the buffer protection effect can be achieved through the elasticity of the first spring 26, at the moment, the circuit board can be clamped and limited through the two groups of clamping plates 27, when the multi-punch circuit board is required to be pressed, according to the attached figures 1, 3 and 4, the pull rod 43 can be pulled to drive the limiting pin 45 to be contracted into the fixed frame 42, at the moment, the second pressing plate 48 is pulled to enable the telescopic plate 46 to slide in the first pressing plate 41, when the length of the first pressing plate 41 is adjusted to a proper position, loosen pull rod 43, through the elasticity of second spring 44 self, can make spacer pin 45 insert the inside of establishing at expansion plate 46 to can carry on spacingly with expansion plate 46, at this moment can promote first pressfitting board 41 through promoting cylinder 3 and carry out the pressfitting, do above to the multilayer circuit board the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a multilayer circuit board compression fittings, includes compression fittings main part (1) and push cylinder (3), its characterized in that: the bottom end of the pressing device main body (1) is provided with a limiting mechanism (2), the top end surface of the pressing device main body (1) is provided with a pushing cylinder (3), the surface of the pushing cylinder (3) is provided with an adjusting mechanism (4), the adjusting mechanism (4) comprises a first pressing plate (41), the bottom end of the pushing cylinder (3) is fixedly connected with the first pressing plate (41), the surfaces of the two ends of the first pressing plate (41) are fixedly connected with fixed frames (42), a pull rod (43) is inserted into the fixed frames (42), a second spring (44) is sleeved on the surface of the pull rod (43), one end, far away from the inner wall of the fixed frames (42), of the second spring (44) is welded with a limiting pin (45), one end, far away from the second spring (44), of the limiting pin (45) is inserted into the telescopic plate (46), and the bottom end surface of the telescopic plate (46) is fixedly connected with a limiting block (47), one end of the expansion plate (46) far away from the limiting block (47) is fixedly connected with a second pressing plate (48).

2. A multi-layer circuit board bonding apparatus according to claim 1, wherein: stop gear (2) are including fixed plate (21), the bottom fixed surface of compression fittings main part (1) is connected with fixed plate (21), and the inside of fixed plate (21) installs fixed rotating shaft (22) through the bearing, the surface cover of fixed rotating shaft (22) is equipped with connecting plate (23), and the both ends fixedly connected with of connecting plate (23) drives board (24), the inside of driving board (24) is inserted and is equipped with telescopic link (25), and the surface cover of telescopic link (25) is equipped with first spring (26), the one end fixedly connected with splint (27) of first spring (26) are kept away from in telescopic link (25).

3. A multi-layer circuit board bonding apparatus according to claim 2, wherein: the surface of the fixed rotating shaft (22) is provided with opposite threads, a through hole is formed in the connecting plate (23), inner threads are arranged on the inner wall of the through hole, and the fixed rotating shaft (22) is in threaded connection with the connecting plate (23).

4. A multi-layer circuit board bonding apparatus according to claim 2, wherein: the connecting plate (23) is U-shaped, a sliding groove is formed in the pressing device main body (1), and the size of the inner wall of the sliding groove formed in the pressing device main body (1) is matched with the surface size of the connecting plate (23).

5. A multi-layer circuit board bonding apparatus according to claim 1, wherein: the spout has been seted up to the inner wall of first pressfitting board (41), stopper (47) are provided with two sets ofly at the bottom surface symmetry of expansion plate (46), and just two sets of stopper (47) all set up to the rectangle, the spout inner wall size of a dimension that first pressfitting board (41) inner wall was seted up and the surface size looks adaptation of two sets of stopper (47).

6. A multi-layer circuit board bonding apparatus according to claim 1, wherein: the limiting pin (45) is cylindrical, a groove is formed in the telescopic plate (46), and the surface size of the limiting pin (45) is matched with the size of the inner wall of the groove formed in the telescopic plate (46).