CN106338425B

CN106338425B - Mounting mechanism for conducting two ends of metal mounting and mounting method thereof

Info

Publication number: CN106338425B
Application number: CN201610919428.5A
Authority: CN
Inventors: 钟丽琼; 梁益龙; 胡浩
Original assignee: Guizhou University
Current assignee: Guizhou University
Priority date: 2016-10-21
Filing date: 2016-10-21
Publication date: 2023-08-08
Anticipated expiration: 2036-10-21
Also published as: CN106338425A

Abstract

The invention provides a mounting mechanism and a mounting method for conducting two ends of a metal mounting, wherein the mounting mechanism comprises a mounting cylinder, a lifting type supporting table is arranged in the mounting cylinder, the lifting type supporting table and the inner wall of the mounting cylinder are in sliding sealing arrangement, a pressing block is arranged at the upper end of the mounting cylinder, an inner cavity communicated with the inner part of the mounting cylinder is arranged in the pressing block, a piston is arranged in the inner cavity of the pressing block in a sliding manner, and a spring is arranged between the upper end of the piston and the inner wall of the pressing block. The problems that the existing metal insert needs to be broken in the steps of electrolytic polishing and the like, and the treatment surface of the metal insert is easy to damage are solved. The invention belongs to the field of insert experiments.

Description

Mounting mechanism for conducting two ends of metal mounting and mounting method thereof

Technical Field

The invention relates to a metal sample inserting device and a sample inserting method thereof, and belongs to the field of sample inserting piece experiments.

Background

In some experiments in a laboratory, a metal insert is commonly used, and the manufacturing method is to insert a metal sample into melted insert powder, but in the conventional metal insert, links such as electrolytic polishing, electrolytic corrosion or scanning electron microscope are often needed in the experiments, and the metal insert needs to be broken to expose two ends of the metal insert in the insert, so that the conduction of the two ends is realized, and the treatment surface of the metal insert is easily damaged.

Disclosure of Invention

The invention aims at: the utility model provides a metal insert mechanism and an insert method thereof, which can lead the two ends of the metal insert to be conductive, so as to solve the problems that the existing metal insert needs to be broken in the links of electrolytic polishing and the like, and the treatment surface of the metal insert is easy to be damaged.

In order to solve the problems, the mounting mechanism for enabling two ends of the metal mounting to conduct electricity is adopted, the mounting mechanism comprises a mounting cylinder, a lifting type supporting table is arranged in the mounting cylinder, the lifting type supporting table and the inner wall of the mounting cylinder are arranged in a sliding sealing mode, a pressing block is arranged at the upper end of the mounting cylinder, an inner cavity communicated with the inside of the mounting cylinder is arranged in the pressing block, a piston is arranged in the inner cavity of the pressing block in a sliding mode, and a spring is arranged between the upper end of the piston and the inner wall of the pressing block.

In the mounting mechanism, the lower end of the pressing block is provided with the communication hole communicated with the inner cavity, the lower end of the piston extends into the communication hole, and the lower end surface of the piston is provided with the positioning groove, so that the conductive rod matched with the mounting can be effectively positioned;

in the sample inserting mechanism, the pressing block comprises a cylindrical pressing block body with an opening at the upper end and an end cover arranged at the upper end of the pressing block body, a vent hole communicated with the inner cavity is formed in the end cover, and the spring is arranged between the piston and the end cover, so that the compression between the lower end of the conductive rod and the upper end face of the metal sample is further ensured, and the conductive effect between the lower end and the upper end of the metal sample is ensured;

in the mounting mechanism, the end cover is screwed and fixed at the opening of the upper end of the pressing block body through threads, so that the dismounting and the maintenance are more convenient;

in the sample inserting mechanism, a lifting driving device is arranged at the lower end of the lifting type supporting platform;

in the sample inserting mechanism, a detachable structure is arranged between the pressing block and the sample inserting cylinder.

The method for embedding the sample is as follows: firstly taking down a pressing block, placing a metal sample on a lifting type supporting table, arranging a conductive rod on the metal sample, propping the lower end of the conductive rod against the upper surface of the metal sample, then adding insert powder on the lifting type supporting table, installing the pressing block, enabling the upper end of the conductive rod to extend into a positioning groove on the lower end face of a piston, heating the insert powder to dissolve, lifting the lifting type supporting table, compacting an insert powder solution through the lifting type supporting table and the pressing block, cooling to obtain a metal insert, wherein one end of the metal insert in the prepared metal insert is exposed, the other end of the metal insert is connected to the outside of the metal insert through the conductive rod, both ends of the metal insert can be directly conductive, and the metal insert can be directly used for subsequent links such as electrolytic polishing after grinding.

Compared with the prior art, the mechanism disclosed by the invention can be matched with the conductive rod to directly manufacture the metal insert with both ends capable of directly conducting electricity, the insert is not required to be broken when the links such as electrolytic polishing are carried out, the treatment surface of the metal sample cannot be damaged, the use is more convenient, and the mechanism has very remarkable progress compared with the existing metal insert.

Drawings

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

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings.

Examples:

referring to fig. 1, this embodiment provides a mounting mechanism for making both ends of a metal mounting conductive, including a mounting cylinder 1, a lifting type saddle 2 is provided in the mounting cylinder 1, and a sliding seal is provided between the lifting type saddle 2 and the inner wall of the mounting cylinder 1, the lower end of the lifting type saddle 2 is provided with a lifting driving device 6, the upper end of the mounting cylinder 1 is provided with a pressing block 3, and a closed and detachable connection structure is provided between the pressing block 3 and the mounting cylinder 1.

The briquetting 3 includes upper end open-ended cylindric briquetting body 33 and screws the end cover 34 that sets up in briquetting body 33 upper end, has seted up the air vent 35 of intercommunication inner chamber 31 on the end cover 34, is provided with spring 5 between piston 4 upper end and the end cover 34, and the bottom of briquetting body 33 is provided with intercommunicating pore 32, and in the lower extreme of piston 4 stretched to intercommunicating pore 32, and set up positioning groove 41 on the lower terminal surface of piston 4.

The application method comprises the following steps:

firstly taking down the pressing block 3, placing the metal sample 7 on the lifting type supporting table 2, arranging a conductive rod 8 on the metal sample 7, propping the lower end of the conductive rod 8 against the upper surface of the metal sample 7, then adding the insert powder 9 on the lifting type supporting table 2, installing the pressing block 3, enabling the upper end of the conductive rod 8 to extend into a positioning groove 41 on the lower end face of the piston 4, heating the insert powder 9 to melt, lifting the lifting type supporting table 2, compressing the insert powder solution through the lifting type supporting table 2 and the pressing block 3, and cooling to obtain a metal insert, wherein one end of the metal insert in the prepared metal insert is exposed, the other end of the metal insert is connected to the outside of the metal insert through the conductive rod 8, both ends of the metal insert can be directly conductive, and the metal insert can be directly used for subsequent links such as electrolytic polishing after grinding.

Claims

1. Make electrically conductive mounting mechanism in metal mounting both ends, its characterized in that: the device comprises a sample inserting barrel (1), wherein a lifting type supporting table (2) is arranged in the sample inserting barrel (1), sliding sealing is arranged between the lifting type supporting table (2) and the inner wall of the sample inserting barrel (1), a pressing block (3) is arranged at the upper end of the sample inserting barrel (1), an inner cavity (31) communicated with the inside of the sample inserting barrel (1) is arranged in the pressing block (3), a piston (4) is arranged in the inner cavity (31) of the pressing block (3) in a sliding mode, and a spring (5) is arranged between the upper end of the piston (4) and the inner wall of the pressing block (3); the lower end of the pressing block (3) is provided with a communication hole (32) communicated with the inner cavity (31), the lower end of the piston (4) extends into the communication hole (32), and a positioning groove (41) is formed in the lower end face of the piston (4); the metal sample (7) is provided with a conductive rod (8), the lower end of the conductive rod (8) is tightly propped against the upper surface of the metal sample (7), and the upper end of the conductive rod (8) extends into a positioning groove (41) on the lower end surface of the piston (4).

2. A mounting mechanism for making both ends of a metal mounting conductive as defined in claim 1, wherein: the briquetting (3) include upper end open-ended cylindric briquetting body (33) and set up in end cover (34) of briquetting body (33) upper end, offer air vent (35) of intercommunication inner chamber (31) on end cover (34), spring (5) set up between piston (4) and end cover (34).

3. A mounting mechanism for making both ends of a metal mounting conductive as defined in claim 2, wherein: the end cover (34) is screwed and fastened at the opening of the upper end of the pressing block body (33) through threads.

4. A mounting mechanism for making both ends of a metal mounting conductive as defined in claim 1, wherein: the lower end of the lifting type supporting table (2) is provided with a lifting driving device (6).

5. A mounting mechanism for making both ends of a metal mounting conductive as defined in claim 1, wherein: the detachable structure is arranged between the pressing block (3) and the sample inserting barrel (1).

6. A method of metal-cladding using the cladding mechanism of any one of claims 1-5, comprising:

firstly taking down the pressing block (3), placing the metal sample on the lifting type supporting table (2), arranging a conductive rod on the metal sample, propping the lower end of the conductive rod against the upper surface of the metal sample, then adding the insert powder on the lifting type supporting table (2), installing the pressing block (3), enabling the upper end of the conductive rod to extend into a positioning groove (41) on the lower end face of the piston (4), heating the insert powder to melt, lifting the lifting type supporting table (2), compacting the insert powder solution through the lifting type supporting table (2) and the pressing block (3), and cooling to obtain the metal insert.