Auxiliary jig for microscopic analysis of thin sample
By designing an auxiliary fixture that includes a main mounting component, a limiting component, a guiding component, a stopping component, and a clamping component, the problem of fixing thin samples in scanning electron microscopy observation was solved, achieving stable sample fixation and microscopic analysis, improving observation results and extending equipment life.
Patent Information
- Application Number
- CN202520400593.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-07
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-03-07
AI Technical Summary
Existing techniques for observing thin samples using scanning electron microscopes are difficult to fix, which can easily lead to sample damage or contamination. They are also inconvenient to operate, affecting the observation results and the lifespan of the equipment.
An auxiliary fixture was designed, comprising a main mounting component, a limiting component, a guiding component, a stopping component, and a clamping component. Through the synergistic effect of these components, the thin sample is stably fixed, avoiding the use of conductive adhesive.
It enables stable fixation and microscopic analysis of thin samples, improves the reliability of observation, extends the lifespan of scanning electron microscopes, and reduces costs.
Smart Images
Figure CN223883495U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of auxiliary jig, especially a kind of auxiliary jig for thin sample microscopic analysis. BACKGROUND
[0002] At present, when thin sample is observed by scanning electron microscope (SEM), it is difficult to fix. At present, it is fixed by conductive glue or thin sample fixing jig etc. By conductive glue, on the one hand, the existence of organic matter can release C element, resulting in chamber pollution, on the other hand, for thin sample, it can be bent or damaged in the process of sticking and taking. By general fixing jig, it is inconvenient to clamp, and it needs sample removal tool, operation is not variable, and it is easy to lose, inconvenient to use, therefore, a kind of auxiliary jig for thin sample microscopic analysis needs to be designed. SUMMARY
[0003] The utility model aims at solving above -mentioned problem, and designs a kind of auxiliary jig for thin sample microscopic analysis.
[0004] The technical scheme of the utility model for realizing the above-mentioned purpose is a kind of auxiliary jig for thin sample microscopic analysis, including main installation component, the main installation component is provided with limiting component, the main installation component is provided with middle hole, the main installation component is provided with auxiliary hole on the two sides of middle hole, the auxiliary hole is provided with guide component, the middle hole is provided with stop component, the guide component one end is provided with movable clamping assembly, the guide component is provided with bracing assembly between movable clamping assembly and main installation component.
[0005] As further description of the technical scheme, the main installation component includes main installation U-shaped block, the main installation U-shaped block includes bottom plate, the bottom plate is provided with the first vertical plate of symmetric distribution, second vertical plate, the first vertical plate is provided with middle hole, the first vertical plate is provided with auxiliary hole on the two sides of middle hole.
[0006] As further description of the technical scheme, the limiting component includes limiting slot set on main installation component, and the movable clamping assembly is movably arranged in the limiting slot.
[0007] As further description of the technical scheme, the guide component includes guide shaft set in auxiliary hole, and the guide shaft one end is connected with movable clamping assembly by fixing piece.
[0008] As further description of the technical scheme, the stop component includes stop shaft set in middle hole, and the stop shaft inner end is connected with movable clamping assembly by fixing piece, and the stop shaft outer end is provided with auxiliary clamping groove.
[0009] As a further description of the technical solution, the dynamic clamping assembly comprises a dynamic clamping block arranged at one end of the guide assembly, and the dynamic clamping block is connected with the guide assembly and the stop assembly through a fixing member.
[0010] As a further description of the technical solution, the supporting assembly comprises a supporting spring arranged on the guide assembly between the dynamic clamping assembly and the main mounting assembly, and two ends of the supporting spring are in contact with the first vertical plate and the dynamic clamping assembly respectively.
[0011] As a further description of the technical solution, a threaded hole is arranged below the middle hole on the first vertical plate, and a stop piece is arranged on the side of the first vertical plate.
[0012] As a further description of the technical solution, a stop clamping groove is arranged on the stop piece, an auxiliary pushing piece is arranged on the stop piece, and a connecting hole is arranged on the stop piece, and a screw is connected with the threaded hole of the first vertical plate through the connecting hole.
[0013] The auxiliary jig has the advantages of ingenious structure, high practicability, convenient operation, realization of fixation and microscopic analysis of a thin sample, avoidance of use of conductive glue, guarantee of stability of the sample during observation of the sample, and important significance for service life of a scanning electron microscope and cost saving. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 is a schematic view of the overall structure of the utility model;
[0015] Figure 2 is a schematic view of the installation structure of the guide shaft and the dynamic clamping block of the utility model;
[0016] Figure 3 is a schematic view of the installation structure of the stop piece of the utility model.
[0017] In the figure, 1 is a main mounting assembly, 2 is a limiting assembly, 3 is a middle hole, 4 is an auxiliary hole, 5 is a guide assembly, 6 is a stop assembly, 7 is a dynamic clamping assembly, 8 is a supporting assembly, 9 is a main mounting U-shaped block, 10 is a bottom plate, 11 is a first vertical plate, 12 is a second vertical plate, 13 is a limiting groove, 14 is a guide shaft, 15 is a fixing member, 16 is a stop shaft, 17 is an auxiliary clamping groove, 18 is a dynamic clamping block, 19 is a supporting spring, 20 is a threaded hole, 21 is a stop piece, 22 is a stop clamping groove, 23 is an auxiliary pushing piece, 24 is a connecting hole, 25 is a screw, and 26 is a sample. DETAILED DESCRIPTION
[0018] The utility model will be specifically described in combination with the drawings as follows, Figure 1As shown, an auxiliary jig for microscopic analysis of thin sample 26 includes a main mounting assembly 1, which will be described in detail below, the main mounting assembly 1 includes a main mounting U-shaped block 9, the main mounting U-shaped block 9 includes a bottom plate 10, the bottom plate 10 is provided with a first vertical plate 11 and a second vertical plate 12 which are symmetrically distributed, the first vertical plate 11 is provided with a middle hole 3, and the first vertical plate 11 is provided with an auxiliary hole 4 on both sides of the middle hole 3.
[0019] A limiting assembly 2 is arranged on the main mounting assembly 1, which will be described in detail below, the limiting assembly 2 includes a limiting groove 13 arranged on the main mounting assembly 1, and the movable clamping assembly 7 is movably arranged in the limiting groove 13.
[0020] The main mounting assembly 1 is provided with a middle hole 3, and the main mounting assembly 1 is provided with an auxiliary hole 4 on both sides of the middle hole 3.
[0021] In order to facilitate the movement and guidance of the movable clamping assembly 7, a guide assembly 5 is arranged in the auxiliary hole 4, which will be described in detail below, the guide assembly 5 includes a guide shaft 14 arranged in the auxiliary hole 4, and one end of the guide shaft 14 is connected with the movable clamping assembly 7 through a fixing piece 15.
[0022] In order to facilitate the stopping of the movable clamping assembly 7, a stopping assembly 6 is arranged in the middle hole 3, which will be described in detail below, the stopping assembly 6 includes a stopping shaft 16 arranged in the middle hole 3, and the inner end of the stopping shaft 16 is connected with the movable clamping assembly 7 through a fixing piece 15, and the outer end of the stopping shaft 16 is provided with an auxiliary clamping groove 17, the first vertical plate 11 is provided with a threaded hole 20 below the middle hole 3, the first vertical plate 11 is provided with a stopping piece 21 on the side, the stopping piece 21 is provided with a stopping clamping groove 22, in order to facilitate the auxiliary driving of the stopping piece 21, an auxiliary driving piece 23 is arranged on the stopping piece 21, in order to facilitate the connection, a connecting hole 24 is arranged on the stopping piece 21, and a screw 25 passes through the connecting hole 24 and is connected with the threaded hole 20 of the first vertical plate 11, and this screw 25 does not need to be tightened.
[0023] A tensioning assembly 8 is arranged between the movable clamping assembly 7 and the main mounting assembly 1 on the guide assembly 5, which will be described in detail below, the tensioning assembly 8 includes a tensioning spring 19 arranged between the movable clamping assembly 7 and the main mounting assembly 1 on the guide assembly 5, and the two ends of the tensioning spring 19 are respectively in contact with the first vertical plate 11 and the movable clamping assembly 7.
[0024] In order to facilitate the clamping of the thin sample 26, a movable clamping assembly 7 is arranged at one end of the guide assembly 5, and the movable clamping assembly 7 will be described in detail below, the movable clamping assembly 7 comprises a movable clamping block 18 arranged at one end of the guide assembly 5, and the movable clamping block 18 is connected with the guide assembly 5 and the stop assembly 6 through the fixing piece 15.
[0025] The specific structure of the utility model is described in detail above, and the working principle of the utility model will be described below: during installation, the guide shaft 14 is inserted through the auxiliary hole 4, the tension spring 19 is sleeved on the guide shaft 14, the stop shaft 16 is inserted through the middle hole 3, then the guide shaft 14 and the stop shaft 16 are contacted to the surface of the movable clamping block 18, the screw 25 is inserted through the opposite side of the movable clamping block 18 and is screwed into the guide shaft 14 and the stop shaft 16, so as to fix the guide shaft 14 and the stop shaft 16 on the movable clamping block 18, during use, one hand pushes the movable clamping block 18, the other hand clamps the two ends of the opening, keeps the opening, the released hand drives the auxiliary driving piece 23 on the stop piece 21, so that the stop clamping groove 22 of the stop piece 21 clamps the auxiliary clamping groove 17 on the stop shaft 16, at this time, the opening is loosened, due to the action of the stop piece 21, the opening is kept, then the sample 26 is placed, after being placed, one hand clamps the two ends of the opening, keeps the opening, the other hand drives the auxiliary driving piece 23 on the stop piece 21, so that the stop clamping groove 22 of the stop piece 21 is out of the auxiliary clamping groove 17 on the stop shaft, the opening is slowly released until the sample 26 is tightened, the jig clamping the sample 26 is placed in the observation position together with the sample 26, and observation is carried out.
[0026] The auxiliary jig has the advantages of ingenious structure, strong practicability, convenient operation, realization of the fixation and microscopic analysis of the thin sample 26, avoidance of the use of conductive glue, guarantee of the stability of the sample 26 during the observation of the sample 26, and important significance for the service life of the scanning electron microscope and cost saving.
[0027] The above technical scheme only embodies the preferred technical scheme of the utility model, and some changes made by the person skilled in the art to some parts of the utility model also embody the principle of the utility model and fall within the protection scope of the utility model.
Claims
1. An auxiliary jig for microscopic analysis of a thin sample, characterized by, The utility model provides a kind of installation assembly, including main installation component (1), limiting component (2) is provided on the main installation component (1), middle hole (3) is provided on the main installation component (1), auxiliary hole (4) is provided on the both sides of middle hole (3) of the main installation component (1), guide component (5) is provided in auxiliary hole (4), stop component (6) is provided in middle hole (3), one end of guide component (5) is provided with movable clamping component (7), and straining component (8) is provided between movable clamping component (7) and main installation component (1) on guide component (5).
2. An auxiliary jig for microscopic analysis of thin samples according to claim 1, wherein, The main installation component (1) includes a main installation U-shaped block (9), the main installation U-shaped block (9) includes a bottom plate (10), the bottom plate (10) is provided with a first vertical plate (11) and a second vertical plate (12) which are symmetrically distributed, the first vertical plate (11) is provided with a middle hole (3), and the first vertical plate (11) is provided with an auxiliary hole (4) on the both sides of the middle hole (3).
3. The aid jig for microscopic analysis of a thin sample according to claim 1, wherein The limiting component (2) includes a limiting groove (13) provided on the main installation component (1), and the movable clamping component (7) is movably arranged in the limiting groove (13).
4. The aid jig for microscopic analysis of a thin sample according to claim 1, wherein The guide component (5) includes a guide shaft (14) arranged in the auxiliary hole (4), and one end of the guide shaft (14) is connected with the movable clamping component (7) through a fixing member (15).
5. The aid jig for microscopic analysis of a thin sample according to claim 1, wherein The stop component (6) includes a stop shaft (16) arranged in the middle hole (3), the inner end of the stop shaft (16) is connected with the movable clamping component (7) through the fixing member (15), and the outer end of the stop shaft (16) is provided with an auxiliary clamping groove (17).
6. An auxiliary jig for microscopic analysis of thin samples according to claim 1, wherein The movable clamping component (7) includes a movable clamping block (18) arranged at one end of the guide component (5), and the movable clamping block (18) is connected with the guide component (5) and the stop component (6) through the fixing member (15).
7. The aid jig for microscopic analysis of a thin sample according to claim 2, wherein The straining component (8) includes a straining spring (19) arranged between the movable clamping component (7) and the main installation component (1) on the guide component (5), and the two ends of the straining spring (19) are respectively in contact with the first vertical plate (11) and the movable clamping component (7).
8. The auxiliary jig for microscopic analysis of thin samples according to claim 2, wherein, A threaded hole (20) is arranged below the middle hole (3) on the first vertical plate (11), and a stop piece (21) is arranged on the side of the first vertical plate (11).
9. An auxiliary jig for microscopic analysis of thin samples according to claim 8, wherein, The stop piece (21) is provided with a stop clamping groove (22), an auxiliary pushing piece (23) is arranged on the stop piece (21), and a connecting hole (24) is arranged on the stop piece (21), and a screw (25) passes through the connecting hole (24) and is connected with the threaded hole (20) of the first vertical plate (11).