CN218782135U

CN218782135U - Bending strength detection device for ceramic substrate

Info

Publication number: CN218782135U
Application number: CN202222837623.7U
Authority: CN
Inventors: 胡建平
Original assignee: Shaanxi Anzhuopu Electronics Co ltd
Current assignee: Shaanxi Anzhuopu Electronics Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-03-31
Anticipated expiration: 2032-10-27

Abstract

The utility model discloses a bending strength detection device for ceramic substrate, including mounting bracket and adjustment mechanism, the bearing structure of setting at the mounting bracket inboard, the upper end middle part of mounting bracket is provided with electric telescopic handle, electric telescopic handle's movable rod lower extreme is provided with the activity depression bar, adjustment mechanism includes the fixed plate, the spout has been seted up to a side surface of fixed plate, the fixed plate is provided with first guide arm in the inboard of spout, the both ends outside of first guide arm all is provided with compression spring, the beneficial effects of the utility model are that: during extending to the spout of fixed plate side with two bearing structure's end department, with adjustment mechanism's compression spring end department and bearing structure's end department side butt simultaneously to at the in-process that detects, after ceramic substrate arranged in two bearing structure middles, the effort of applying to bearing structure equals, and then makes ceramic substrate's central point position align with the activity depression bar fast, great improvement detection efficiency.

Description

Bending strength detection device for ceramic substrate

Technical Field

The utility model relates to a ceramic substrate check out test set correlation technique field specifically is a bending strength detection device for ceramic substrate.

Background

The ceramic substrate refers to a special process plate in which copper foil is directly bonded to the surface (single or double side) of an alumina (Al 2O 3) or aluminum nitride (AlN) ceramic substrate at a high temperature. The manufactured ultrathin composite substrate has excellent electrical insulation performance, high heat conduction characteristic, excellent soft solderability and high adhesion strength, can be etched into various patterns like a PCB (printed circuit board), and has great current carrying capacity. Therefore, the ceramic substrate has become a basic material for high-power electronic circuit structure technology and interconnection technology, and the bending resistance of the ceramic substrate needs to be detected by using detection equipment after the production is completed.

The prior bending strength detection device has the following defects when in use: according to ceramic substrate size shape, the regulation that need relapse just can ensure that ceramic substrate's middle part aligns with the depression bar of top, and holistic detection efficiency is lower, simultaneously because there is the dust foreign matter probably in the ceramic substrate surface, in the testing process, leads to ceramic substrate middle part atress inequality, the fracture appears easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bending strength detection device for ceramic substrate to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bending strength detection device for ceramic substrate, includes the mounting bracket and sets up at the inboard adjustment mechanism of mounting bracket, bearing structure, the upper end middle part of mounting bracket is provided with electric telescopic handle, electric telescopic handle's movable rod lower extreme is provided with movable depression bar, adjustment mechanism includes the fixed plate, the spout has been seted up to a side surface of fixed plate, the fixed plate is provided with first guide arm in the inboard of spout, the both ends outside of first guide arm all is provided with compression spring, bearing structure is provided with two, two bearing structure all set up the homonymy at the mounting bracket, bearing structure's one end extends to the inside of spout, just bearing structure's end department is established in the outside of first guide arm through seting up first through-hole cover, bearing structure's outside surface with compression spring's end department butt.

Preferably, the two support structures are respectively arranged at two sides below the movable compression bar.

Preferably, the whole supporting structure is composed of a movable plate, and a clamping groove is formed in the upper end, close to the electric telescopic rod, of one side of the movable plate.

Preferably, a second guide rod is arranged on the inner side of the mounting frame below the adjusting mechanism, two ends of the second guide rod are fixedly connected with the inner wall of the mounting frame, and the second guide rod integrally penetrates through second through holes at the lower ends of the two supporting structures.

Preferably, the middle part of the movable pressure lever is provided with a vent hole, and the lower part of the movable pressure lever is provided with a plurality of through holes communicated with the vent hole.

Preferably, one end of the movable pressure lever is provided with a connecting hose which is communicated with the vent hole.

Compared with the prior art, the beneficial effects of the utility model are that: the adjusting mechanism is arranged on the inner side of the middle of the mounting frame, the end parts of the two supporting structures extend into the sliding grooves in the side faces of the fixed plate, and the end parts of the compression springs of the adjusting mechanism are abutted to the side faces of the end parts of the supporting structures, so that in the detection process, after the ceramic substrate is placed between the two supporting structures, the whole materials of the two compression springs are the same, the acting force applied to the supporting structures is equal, the central part of the ceramic substrate is aligned with the movable compression bar quickly, and the detection efficiency is greatly improved; meanwhile, the vent hole is formed in the movable pressing rod, the end of the movable pressing rod is connected with external air supply equipment through the connecting hose, the surface of the ceramic pressing plate is swept in the detection process, foreign matters are removed, the middle of the ceramic substrate is uniformly stressed, and therefore the accuracy of a detection result is guaranteed.

Drawings

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

fig. 2 is an enlarged view of the present invention at a in fig. 1;

fig. 3 is a schematic structural view of the movable plate of the present invention;

fig. 4 is a schematic structural view of the movable pressing rod of the present invention.

In the figure: 1. a mounting frame; 2. an electric telescopic rod; 3. a movable pressure lever; 4. a fixing plate; 5. a chute; 6. a first guide bar; 7. a compression spring; 8. a first through hole; 9. a movable plate; 10. a card slot; 11. a second guide bar; 12. a second through hole; 13. a vent hole; 14. through holes; 15. a hose is connected.

Detailed Description

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 a technical solution: the utility model provides a bending strength detection device for ceramic substrate, includes mounting bracket 1 and sets up at 1 inboard adjustment mechanism of mounting bracket, bearing structure, the upper end middle part of mounting bracket 1 is provided with electric telescopic handle 2, electric telescopic handle 2's movable rod lower extreme is provided with movable depression bar 3, adjustment mechanism includes fixed plate 4, spout 5 has been seted up to a side surface of fixed plate 4, fixed plate 4 is provided with first guide arm 6 in spout 5's inboard, the both ends outside of first guide arm 6 all is provided with compression spring 7, bearing structure is provided with two, two bearing structure all set up the homonymy at mounting bracket 1, bearing structure's one end extends to spout 5's inside, just bearing structure's end department establishes the outside at first guide arm 6 through seting up 8 covers of first through-hole, bearing structure's outside surface with compression spring 7's end department butt.

The two supporting structures are respectively arranged at two sides below the movable pressure rod 3.

The supporting structure is integrally formed by a movable plate 9, and a clamping groove 10 is formed in the upper end of one side, close to the electric telescopic rod 2, of the movable plate 9.

The inner side of the mounting frame 1 is provided with a second guide rod 11 below the adjusting mechanism, two ends of the second guide rod 11 are fixedly connected with the inner wall of the mounting frame 1, and the second guide rod 11 integrally penetrates through second through holes 12 at the lower ends of the two supporting structures.

The middle part of the movable compression bar 3 is provided with a vent hole 13, and the lower part of the movable compression bar 3 is provided with a plurality of through holes 14 communicated with the vent hole 13.

One end of the movable pressure lever 3 is provided with a connecting hose 15, and the connecting hose 15 is communicated with the vent hole 13.

Specifically, when the utility model is used, two movable plates 9 are manually separated, at the moment, the two movable plates 9 are mutually far away from each other along the outer side of the first guide rod 6, the compression spring 7 is compressed, then the ceramic substrate to be detected is placed in the clamping grooves 10 at the inner sides of the upper ends of the two movable plates 9, the movable plates 9 are loosened, so that the ceramic substrate is quickly fixed, the electric telescopic rod 2 is started, the movable pressure rod 3 is driven to move downwards through the electric telescopic rod 2, the middle part of the ceramic substrate is pressed downwards, and the bending resistance of the ceramic substrate is detected;

meanwhile, in the detection process, one end, far away from the movable pressure rod 3, of the connecting hose 15 is connected with an external air supply device, air flow provided by the external air supply device enters the vent hole 13 of the movable pressure rod 3 through the connecting hose 15 and is finally discharged through the through hole 14, purging on the surface of the ceramic substrate is achieved, foreign matters on the surface are removed, and the middle of the ceramic substrate is uniformly stressed.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bending strength detection device for ceramic substrate, a serial communication port, including mounting bracket (1) and adjustment mechanism, the bearing structure of setting in mounting bracket (1) inboard, the upper end middle part of mounting bracket (1) is provided with electric telescopic handle (2), the movable rod lower extreme of electric telescopic handle (2) is provided with movable depression bar (3), adjustment mechanism includes fixed plate (4), spout (5) have been seted up on a side surface of fixed plate (4), fixed plate (4) are provided with first guide arm (6) in the inboard of spout (5), the both ends outside of first guide arm (6) all is provided with compression spring (7), bearing structure is provided with two, two bearing structure all set up the homonymy at mounting bracket (1), bearing structure's one end extends to the inside of spout (5), just bearing structure's end department establishes the outside at first guide arm (6) through seting up first through-hole (8) cover, bearing structure's outside surface with the butt of compression spring (7).

2. The bending strength testing apparatus for ceramic substrates as claimed in claim 1, wherein: the two supporting structures are respectively arranged at two sides below the movable pressure lever (3).

3. The bending strength testing apparatus for ceramic substrates as claimed in claim 1, wherein: the supporting structure is integrally formed by a movable plate (9), and a clamping groove (10) is formed in the upper end of one side, close to the electric telescopic rod (2), of the movable plate (9).

4. The bending strength testing apparatus for ceramic substrates as claimed in claim 1, wherein: the inner side of the mounting frame (1) is provided with a second guide rod (11) below the adjusting mechanism, two ends of the second guide rod (11) are fixedly connected with the inner wall of the mounting frame (1), and the second guide rod (11) integrally penetrates through second through holes (12) at the lower ends of the two supporting structures.

5. The bending strength test apparatus for ceramic substrates as claimed in claim 1, wherein: the middle part of the movable compression bar (3) is provided with a vent hole (13), and the lower part of the movable compression bar (3) is provided with a plurality of through holes (14) communicated with the vent hole (13).

6. The bending strength testing apparatus for ceramic substrates as claimed in claim 5, wherein: one end of the movable pressure lever (3) is provided with a connecting hose (15), and the connecting hose (15) is communicated with the vent hole (13).