CN213164856U - Metallographic specimen pre-grinding clamping device - Google Patents
Metallographic specimen pre-grinding clamping device Download PDFInfo
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- CN213164856U CN213164856U CN202021631288.XU CN202021631288U CN213164856U CN 213164856 U CN213164856 U CN 213164856U CN 202021631288 U CN202021631288 U CN 202021631288U CN 213164856 U CN213164856 U CN 213164856U
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- metallographic specimen
- screw rod
- clamping device
- adjustment mechanism
- trapezoidal screw
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Abstract
The utility model provides a metallographic specimen grinds clamping device in advance belongs to metallographic research technical field, and it is unstable that it solves artifical centre gripping metallographic specimen, and the centre gripping effect is poor scheduling problem, this kind of metallographic specimen grinds clamping device in advance, including fixture, the anchor clamps body and the horizontal adjustment mechanism of setting on the anchor clamps body, perpendicular adjustment mechanism, fixture is connected with perpendicular adjustment mechanism and can removes on perpendicular adjustment mechanism, and horizontal adjustment mechanism can control perpendicular adjustment mechanism and remove, and fixture is used for centre gripping metallographic specimen, and the anchor clamps body is used for fixing with the desk, the utility model discloses can machinery centre gripping metallographic specimen and can finely tune the metallographic specimen for the process of grinding in advance is light simple more, and grinding thickness is more accurate, and easy operation is convenient for the higher authority, and good in use effect.
Description
Technical Field
The utility model belongs to the technical field of the metallographic study, in particular to metallographic specimen grinds clamping device in advance.
Background
In addition to the smooth and flat surface, it is important to polish the metallographic specimen to minimize surface damage. Each polishing process must remove the deformation layer caused by the previous process (at least the deformation layer generated by the previous process is reduced to the depth of the deformation layer generated by the current process), rather than only removing the grinding mark of the previous process; meanwhile, the process itself should reduce the damage as much as possible to carry out the next process, and a smaller thickness should be left in the last process to ensure that the polishing process can remove the damage.
At present, the metallographic specimen is pre-ground by common hands usually, because the abrasive paper is paved on a thick glass plate during grinding, the abrasive paper is pressed by the left hand, the specimen is held by the right hand, the grinding surface faces downwards and is in contact with the abrasive paper, the specimen is forwards pushed and ground under the action of slight pressure, the force is uniform and stable during grinding, otherwise, the grinding mark is too deep, and the deformation of the grinding surface of the specimen is caused. The sample is required to be not contacted with the abrasive paper when retreating, so that one-way and one-way repeated operation is carried out until old grinding marks on the grinding surface are removed and new grinding marks are uniform and consistent, the set of process is very tired because hands are required to be held by hands to finish the process, and the sample is not stably held and is easy to fly out.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a metallographic specimen grinds clamping device in advance to the above-mentioned problem that exists among the prior art.
The purpose of the utility model can be realized by the following technical proposal: the utility model provides a metallographic specimen grinds clamping device in advance, its characterized in that includes fixture, the anchor clamps body and sets up horizontal adjustment mechanism, the perpendicular adjustment mechanism on the anchor clamps body, fixture be connected with perpendicular adjustment mechanism and can remove on perpendicular adjustment mechanism, horizontal adjustment mechanism can control perpendicular adjustment mechanism and remove, fixture be used for centre gripping metallographic specimen, the anchor clamps body be used for fixing with the desk.
The utility model discloses a theory of operation: when using, fix the anchor clamps body on the desk earlier, carry out the centre gripping with the metallographic specimen through fixture, then adjust fixture's vertical position through perpendicular adjustment mechanism, adjust vertical adjustment mechanism's horizontal position through horizontal adjustment mechanism after that to through the aforesaid can adjust the perpendicular and horizontal position of metallographic specimen, can adjust the position of metallographic specimen when having guaranteed mechanical centre gripping metallographic specimen, replaced manual centre gripping, the centre gripping is more stable, has improved the precision of grinding.
In foretell metallographic specimen grinds clamping device in advance, fixture include link and centre gripping mouth, link and perpendicular adjustment mechanism threaded connection and with perpendicular adjustment mechanism keep perpendicular, the centre gripping mouth be used for placing the metallographic specimen.
In the above mentioned metallographic specimen pre-grinding clamping device, at least three fixing screws are arranged on the clamping opening.
In the above mentioned metallographic specimen pre-grinding clamping device, the vertical adjusting mechanism and the horizontal adjusting mechanism are perpendicular to each other.
In foretell metallographic specimen grinds clamping device in advance, vertical adjustment mechanism include first trapezoidal lead screw and the first nut on the first trapezoidal lead screw, first trapezoidal lead screw be connected with fixture through first nut, first trapezoidal lead screw run through the anchor clamps body and horizontal adjustment mechanism butt and can rotate on horizontal adjustment mechanism.
In foretell metallographic specimen grinds clamping device in advance, horizontal adjustment mechanism include the second nut on second trapezoidal lead screw and the trapezoidal lead screw of second, the trapezoidal lead screw of second run through the anchor clamps body and the inner wall butt of anchor clamps body and can rotate on the anchor clamps body inner wall, the second nut can supply first trapezoidal lead screw to connect and first trapezoidal lead screw can rotate on the second nut.
In the metallographic specimen pre-grinding clamping device, one side surface, close to the first trapezoidal screw rod, of the second nut is a flat surface, and a first rolling bearing for connecting the first trapezoidal screw rod is arranged on the flat surface.
In the metallographic specimen pre-grinding clamping device, the second trapezoidal screw rod is connected with the clamp body through the second rolling bearing, and a bearing end cover is arranged between the second rolling bearing and the clamp body.
In the metallographic specimen pre-grinding clamping device, the bottom of the clamp body is provided with a notch fixed with a table, and the bottom of the notch is in threaded connection with a fixing bolt.
In the metallographic specimen pre-grinding clamping device, the handles are welded on the first trapezoidal screw rod and the second trapezoidal screw rod.
Compared with the prior art, the utility model discloses can mechanical centre gripping metallographic specimen and can finely tune the metallographic specimen for the process of pre-grinding is light simple more, and grinding thickness is more accurate, and easy operation is convenient for the first hand, and practical function is good.
Drawings
Figure 1 is a plan view of the overall structure of the present invention,
fig. 2 is a perspective view of the overall structure of the present invention.
In figure 1, a clamping mechanism; 2. a horizontal adjustment mechanism; 3. a vertical adjustment mechanism; 4. a connecting frame; 5. a clamp body; 6. a clamping port; 7. a set screw; 8. a first trapezoidal lead screw; 9. a first nut; 10. a second trapezoidal screw rod; 11. a second nut; 12. a first rolling bearing; 13. a second rolling bearing; 14. a bearing end cap; 15. a recess; 16. and (4) bolts.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1-2, a metallographic specimen pre-grinding clamping device comprises a clamping mechanism 1, a clamp body 5, a horizontal adjusting mechanism 2 and a vertical adjusting mechanism 3, wherein the horizontal adjusting mechanism 2 and the vertical adjusting mechanism 3 are arranged on the clamp body 5, the clamping mechanism 1 is connected with the vertical adjusting mechanism 3 and can move on the vertical adjusting mechanism 3, the horizontal adjusting mechanism 2 can control the vertical adjusting mechanism 3 to move, the clamping mechanism 1 is used for clamping a metallographic specimen, and the clamp body 5 is used for fixing with a table.
In further detail, the clamping mechanism 1 comprises a connecting frame 4 and a clamping opening 6, the connecting frame 4 is in threaded connection with the vertical adjusting mechanism 3 and is perpendicular to the vertical adjusting mechanism 3, and the clamping opening 6 is used for placing a metallographic sample. In this setting, place metallographic specimen and carry out the centre gripping in centre gripping mouth 6, then avoid link 4 to take place rotatoryly with hand fixed connection frame 4, rotatory vertical adjustment mechanism 3 makes link 4 reciprocate on vertical adjustment mechanism 3 simultaneously to change metallographic specimen's height.
In more detail, at least three fixing screws 7 are arranged on the clamping opening 6. In this setting, metallographic specimen is in centre gripping mouth 6, then fixes metallographic specimen through three set screw 7, when strengthening fastening metallographic specimen, adjusts the elasticity of three set screw 7 and can also carry out the fine setting of grinding depth to metallographic specimen, has further improved the precision of grinding.
In more detail, the vertical adjustment mechanism 3 and the horizontal adjustment mechanism 2 are perpendicular to each other. Vertical adjustment mechanism 3 can change the vertical position of metallographic specimen in this setting, and horizontal adjustment mechanism 2 can change the horizontal position of metallographic specimen simultaneously to this position that can be to metallographic specimen is adjusted.
Further, the vertical adjusting mechanism 3 comprises a first trapezoidal screw 8 and a first nut 9 on the first trapezoidal screw 8, the first trapezoidal screw 8 is connected with the clamping mechanism 1 through the first nut 9, and the first trapezoidal screw 8 penetrates through the clamp body 5 to be abutted against the horizontal adjusting mechanism 2 and can rotate on the horizontal adjusting mechanism 2. In this setting, first trapezoidal lead screw 8 adopts trapezoidal lead screw nut transmission with first nut 9 for first trapezoidal lead screw 8 has self-locking function, and when first trapezoidal lead screw 8 was in with horizontal adjustment mechanism 2 butt, horizontal adjustment mechanism 2 did not influence the rotation of first trapezoidal lead screw 8.
In further detail, the horizontal adjusting mechanism 2 comprises a second trapezoidal screw rod 10 and a second nut 11 on the second trapezoidal screw rod 10, the second trapezoidal screw rod 10 penetrates through the clamp body 5 to abut against the inner wall of the clamp body 5 and can rotate on the inner wall of the clamp body 5, the second nut 11 can be connected with the first trapezoidal screw rod 8, and the first trapezoidal screw rod 8 can rotate on the second nut 11. In the setting, the second trapezoidal lead screw 10 and the second nut 11 adopt trapezoidal lead screw nut transmission, so that the second trapezoidal lead screw 10 has a self-locking function, and the second nut 11 can drive the first trapezoidal lead screw 8 to horizontally move on the second trapezoidal lead screw 10.
In more detail, one side surface of the second nut 11 close to the first trapezoidal screw 8 is a flat surface, and a first rolling bearing 12 for connecting the first trapezoidal screw 8 is arranged on the flat surface. In this setting, the planishing plane at the top of second nut 11 makes first trapezoidal lead screw 8 connect more convenient stable on second nut 11 to make first trapezoidal lead screw 8 can fix and do not influence first trapezoidal lead screw nut 8 and rotate on second nut 11 through first antifriction bearing 12.
In more detail, the second trapezoidal screw 10 is connected with the clamp body 5 through a second rolling bearing 13, and a bearing end cover 14 is arranged between the second rolling bearing 13 and the clamp body 5. In the arrangement, the second rolling bearing 13 ensures that the second screw rod 10 and the fixture body 5 cannot be subjected to friction damage, and the second trapezoidal screw rod 10 is axially positioned through the bearing end cover 14, so that the stability of the second trapezoidal screw rod 10 is ensured, and errors are reduced.
In further detail, the bottom of the clamp body 5 is provided with a notch 15 fixed with the desk, and a fixing bolt 16 is connected with the bottom of the notch 15 in a threaded manner. In the arrangement, the notch 15 is sleeved with the desk, and then the desk is locked by the large-size fixing bolt 16, so that the clamp body 5 is fixed on the desk, and the large-size fixing bolt 16 can increase the stability of the clamp body 5 and the desk.
In more detail, the handles are welded on the first trapezoidal screw rod 8 and the second trapezoidal screw rod 10. In this setting, people can be convenient for use person hard through the handle when rotatory first trapezoidal lead screw 8 and the trapezoidal lead screw 10 of second, and the first trapezoidal lead screw 8 of person's of facilitating the use operation and the trapezoidal lead screw 10 of second have reduced the operation degree of difficulty, and it is more convenient to use, and practical function is good.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although a large number of terms are used here more, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. The utility model provides a metallographic specimen grinds clamping device in advance, its characterized in that includes fixture (1), the anchor clamps body (5) and sets up horizontal adjustment mechanism (2), perpendicular adjustment mechanism (3) on the anchor clamps body (5), fixture (1) be connected with perpendicular adjustment mechanism (3) and can remove on perpendicular adjustment mechanism (3), horizontal adjustment mechanism (2) can control perpendicular adjustment mechanism (3) and remove, fixture (1) be used for centre gripping metallographic specimen, the anchor clamps body (5) be used for fixing with the desk.
2. A metallographic specimen pre-grinding clamping device according to claim 1, said clamping mechanism (1) comprising a connecting frame (4) and a clamping opening (6), said connecting frame (4) being in threaded connection with said vertical adjusting mechanism (3) and being perpendicular to said vertical adjusting mechanism (3), said clamping opening (6) being used for placing the metallographic specimen.
3. A metallographic specimen pre-grinding clamping device according to claim 2, wherein at least three fixing screws (7) are arranged on the clamping opening (6).
4. A metallographic specimen pre-grinding clamping device according to claim 1, wherein the vertical adjusting mechanism (3) and the horizontal adjusting mechanism (2) are perpendicular to each other.
5. A metallographic specimen pre-grinding clamping device according to claim 1, wherein the vertical adjusting mechanism (3) comprises a first trapezoidal screw rod (8) and a first nut (9) on the first trapezoidal screw rod (8), the first trapezoidal screw rod (8) is connected with the clamping mechanism (1) through the first nut (9), and the first trapezoidal screw rod (8) penetrates through the clamp body (5) to be abutted against the horizontal adjusting mechanism (2) and can rotate on the horizontal adjusting mechanism (2).
6. A metallographic specimen pre-grinding clamping device according to claim 5, wherein the horizontal adjusting mechanism (2) comprises a second trapezoidal screw rod (10) and a second nut (11) arranged on the second trapezoidal screw rod (10), the second trapezoidal screw rod (10) penetrates through the clamp body (5) to be abutted to the inner wall of the clamp body (5) and can rotate on the inner wall of the clamp body (5), the second nut (11) can be used for connecting the first trapezoidal screw rod (8) and the first trapezoidal screw rod (8) can rotate on the second nut (11).
7. A metallographic specimen pre-grinding clamping device according to claim 6, one side of second nut (11) close to first trapezoidal screw rod (8) is a flat surface, and first rolling bearing (12) for first trapezoidal screw rod (8) to connect is arranged on the flat surface.
8. A metallographic specimen pre-grinding clamping device according to claim 6, wherein the second trapezoidal screw rod (10) is connected with the clamp body (5) through a second rolling bearing (13), and a bearing end cover (14) is arranged between the second rolling bearing (13) and the clamp body (5).
9. A metallographic specimen pre-grinding clamping device according to claim 1, wherein a notch (15) fixed with a table is formed in the bottom of the clamp body (5), and a fixing bolt (16) is connected to the bottom of the notch (15) in a threaded mode.
10. A metallographic specimen pre-grinding clamping device according to claim 6, wherein handles are welded on the first trapezoidal screw rod (8) and the second trapezoidal screw rod (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021631288.XU CN213164856U (en) | 2020-08-07 | 2020-08-07 | Metallographic specimen pre-grinding clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021631288.XU CN213164856U (en) | 2020-08-07 | 2020-08-07 | Metallographic specimen pre-grinding clamping device |
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| CN213164856U true CN213164856U (en) | 2021-05-11 |
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| CN202021631288.XU Active CN213164856U (en) | 2020-08-07 | 2020-08-07 | Metallographic specimen pre-grinding clamping device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115555977A (en) * | 2022-12-01 | 2023-01-03 | 佛山市顺德区高普机械有限公司 | Diamond thin slice polishing machine |
-
2020
- 2020-08-07 CN CN202021631288.XU patent/CN213164856U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115555977A (en) * | 2022-12-01 | 2023-01-03 | 佛山市顺德区高普机械有限公司 | Diamond thin slice polishing machine |
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