CN213956948U

CN213956948U - Thinning fixer

Info

Publication number: CN213956948U
Application number: CN202022859397.3U
Authority: CN
Inventors: 王珺
Original assignee: Liaoning Dingchuang Material Technology Co ltd
Current assignee: Liaoning Dingchuang Material Technology Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-08-13
Anticipated expiration: 2030-12-04

Abstract

The utility model relates to an attenuate fixer, this fixer includes the kicking block, the carbide base station, spacing bolt, the dust cover, top at the kicking block is provided with the handle, the hypomere of kicking block is provided with the external screw thread, the inboard of carbide base station is equipped with the internal thread, the external screw thread of kicking block meshes with the internal thread of carbide base station mutually, the upper segment of kicking block is provided with the scale, bottom at the kicking block is fixed with the glass piece, one side that the kicking block was kept away from to the glass piece is fixed with the sample, be provided with the dust cover of L shape in the upper end of base station, be provided with the screw through-hole on the side of carbide base station, be provided with spacing bolt in this screw through-hole. The utility model discloses an attenuate fixer passes through the setting of kicking block and spacing bolt with the more firm fixed of sample, has improved the stability of grinding the attenuate, improves the precision that the sample ground the attenuate and makes the reading more see directly perceived through setting up the scale on the kicking block.

Description

Thinning fixer

Technical Field

The utility model relates to a scanning electron microscope sample preparation technical field, concretely relates to attenuate fixer.

Background

A Scanning Electron Microscope (SEM) is an observation means between a transmission electron microscope and an optical microscope, a sample is scanned by utilizing a focused narrow high-energy electron beam, various physical information is excited through interaction between the light beam and a substance, and the information is collected, amplified and re-imaged to achieve the purpose of representing the microscopic morphology of the substance. The preparation of a scanning electron microscope detection sample is an important part in the research of a scanning electron microscope, and the step which is the most difficult and is difficult to control is grinding and thinning.

The sample grinding and thinning methods used in many laboratories at present are divided into two types: and (4) manually grinding and grinding by a sample grinding machine. Utilize artifical mill appearance not only to occupy the worker plenty of time, can't carry out many samples simultaneously and grind, grind out the sample simultaneously often thick on one side thin, hardly guarantee the depth of parallelism, because the sample is very thin often causes the sample damage among the grinding attenuate process moreover, quality efficiency is very low. The traditional sample grinder can not control the thickness of a sample, only can process the sample by controlling the size of grinding particles and measuring the thickness for a period of time, and has low efficiency, so that how to improve the sample grinding efficiency, and the accuracy and the quality become the technical difficulty of sample preparation of a scanning electron microscope.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an attenuate fixer to there is inefficiency, the yield is low, the quality is poor problem in the solution at scanning electron microscope sample grinding attenuate in-process.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a attenuate fixer, this fixer includes the kicking block, the carbide base station, spacing bolt, the dust cover, a serial communication port, top at the kicking block is provided with the handle, the hypomere of kicking block is provided with the external screw thread, the inboard of carbide base station is equipped with the internal thread, the external screw thread of kicking block meshes with the internal thread of carbide base station mutually, both meshes and changes into and roll out through the rotation, the upper segment of kicking block is provided with the scale, bottom at the kicking block is fixed with the glass piece, one side that the kicking block was kept away from to the glass piece is fixed with the sample, upper end at the base station is provided with the dust cover of L shape, be provided with the screw through-hole on the side of carbide base station, be provided with spacing bolt in this screw through-hole, the tip of spacing bolt stretches into in the carbide base station can support and press fixed kicking block.

Preferably, a glass sheet is adhered to the bottom of the top block, and a sample is adhered to the side, away from the top block, of the glass sheet.

Preferably, a dust cover rubber ring is arranged at the end part of the dust cover close to the upper end of the top block.

Preferably, four water inlets are uniformly distributed on the axis of the hard alloy base station.

Based on the technical scheme, the utility model discloses following technological effect has at least:

the utility model discloses an attenuation fixer passes through the setting of kicking block and spacing bolt and with the more firm fixed of sample, has improved the stability of grinding the attenuate, improves the precision that the sample ground the attenuate and makes the reading more visible directly perceivedly through setting up the scale on the kicking block, is provided with at the upper surface of device simultaneously the utility model discloses combine measuring device and grinding attenuation fixing device together for efficiency, yield and the quality of grinding the attenuate in-process at scanning electron microscope sample have obtained promoting greatly.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention to a proper form.

Fig. 1 is a schematic structural view of a thinning holder.

Detailed Description

The technical solution provided by the present invention will be explained in more detail with reference to the accompanying drawings.

Example 1

As shown in fig. 1, the utility model relates to an attenuation fixer, which comprises a top block 9, a hard alloy base station 4, a limit bolt 5, a water inlet 8, a dust cover 2 and a dust cover rubber ring 1; the top of the ejector block 9 is provided with a handle 10, the ejector block and a sample can rotate more conveniently and labor-saving due to the arrangement of the handle 10, the lower section of the ejector block 9 is provided with external threads, the inner side of the hard alloy base station 4 is provided with internal threads, the external threads of the ejector block 9 are meshed with the internal threads of the hard alloy base station 4, the two parts are meshed through rotating the ejector block 9 to rotate in and out, the upper section of the ejector block 9 is provided with a graduated scale 3, the upper end of the hard alloy base station 4 is provided with an L-shaped dust cover 2, the end part of the dust cover 2, which is close to the upper end of the ejector block 9, is provided with a dust cover rubber ring 1, and due to the arrangement of the dust cover 2 and the dust cover rubber ring 1, impurities are prevented from falling into a sample grinding area and from an internal and external spiral meshing area to influence the precision, and the precision of sample preparation are further guaranteed; along with the rotation of the jacking block 9, the scales on the graduated scale 3 are gradually covered by the dust cover 2; a glass sheet 7 is adhered to the bottom of the top block 9, and a sample 6 is adhered to the side of the glass sheet 7 far away from the top block 9.

Be provided with the screw thread through-hole on the side of carbide base station 4, be provided with spacing bolt 5 in this screw thread through-hole, the tip of spacing bolt 5 stretches into in carbide base station 4 and can support and press fixed kicking block 9 for the position of fixed kicking block 9 prevents to produce the displacement at grinding attenuate in-process kicking block 9 and base station 4, influences the accurate degree that the sample ground attenuate thickness.

Four water inlets 8 are evenly distributed on the axis of the base station 4, so that water is injected in the grinding and thinning process, and the quality of a sample is improved.

In the grinding and thinning sample process, a sample 6 is adhered to a glass sheet 7 by paraffin, the other side of the glass sheet 7 is adhered to the bottom of a top block 9, the thickness of the glass sheet can be measured, the thickness of the sample can be measured, the prepared sample thickness is known, the thickness of the sample needing to be ground and thinned is obtained by calculation, the top block 9 is rotated by a handle 10, the thickness of the sample needing to be ground and thinned protrudes out of a hard alloy base station 4, at the moment, a limit bolt 5 is tightly inserted in the position for fixing the top block 9, a dust cover 2 is covered, and the hard alloy base station 4 is held by hand to be ground and thinned on a grinding disc or abrasive paper. And water is injected through the water inlet 8 in the grinding and thinning process to ensure the quality of the sample, and finally the bottom surface of the base station 4 is contacted with a grinding disc or sand paper after the sample with the excessive thickness is ground off to prevent the sample from being continuously ground, and finally the sample is taken down.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, but 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 thus, should not be construed as limiting the scope of the present invention.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments, but such modifications or substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a attenuate fixer, this fixer includes the kicking block, the carbide base station, spacing bolt, the dust cover, a serial communication port, top at the kicking block is provided with the handle, the hypomere of kicking block is provided with the external screw thread, the inboard of carbide base station is equipped with the internal thread, the external screw thread of kicking block meshes with the internal thread of carbide base station mutually, both meshes and changes into and roll out through the rotation, the upper segment of kicking block is provided with the scale, bottom at the kicking block is fixed with the glass piece, one side that the kicking block was kept away from to the glass piece is fixed with the sample, upper end at the base station is provided with the dust cover of L shape, be provided with the screw through-hole on the side of carbide base station, be provided with spacing bolt in this screw through-hole, the tip of spacing bolt stretches into in the carbide base station can support and press fixed kicking block.

2. The thinning fixture of claim 1, wherein a glass sheet is affixed to a bottom of the top block and a sample is affixed to a side of the glass sheet remote from the top block.

3. The thinning fixture of claim 1, wherein a dust guard rubber ring is disposed on an end of the dust guard proximate the upper end of the top block.

4. The thinning fixture of claim 1, wherein four water inlets are further uniformly distributed on the cemented carbide submount.