CN215659706U

CN215659706U - Metallographic specimen anchor clamps

Info

Publication number: CN215659706U
Application number: CN202122055369.0U
Authority: CN
Inventors: 吴开平
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-01-28
Anticipated expiration: 2031-08-27

Abstract

The utility model provides a metallographic specimen clamp which comprises a telescopic plate, a hexagonal positioning bolt, a lengthened butterfly screw rod, a bearing sheet, a clamping sheet and a threaded rod, wherein the telescopic plate is inserted into the right side inside a stable base plate, the hexagonal positioning bolt is meshed on the right side of the upper end surface of the stable base plate, the lengthened butterfly screw rod is meshed in the middle position inside the stable base plate, the bearing sheet is installed on the lower end surface of the lengthened butterfly screw rod, the threaded rod is meshed on the lower side inside a positioning vertical plate, and the clamping sheet is installed on the left side of the threaded rod.

Description

Metallographic specimen anchor clamps

Technical Field

The utility model relates to a metallographic specimen clamp, and belongs to the technical field of metallographic specimen clamps.

Background

The preparation of the metallographic specimen is a necessary component in metallographic research and comprises cutting, inlaying, coarse grinding, fine grinding, polishing and the like of the specimen. Wherein the corase grind, the correct grinding, the polishing is the important part in the metallographic specimen preparation again, in order to observe real metallographic structure, obtain the metallographic structure that does not have the grinding mark, the pit, must polish through long-time grinding, at the metallographic specimen anchor clamps polish the mill in-process, need use anchor clamps to carry out the centre gripping to the metallographic specimen and take, nevertheless taking of present metallographic specimen is all carried out the centre gripping with ordinary tweezers, present most metallographic specimen is all accomplished through inlaying, the metallographic specimen of inlaying is cylindrical usually, ordinary tweezers drop easily when the cylindrical metallographic specimen of centre gripping, and some clamps for the metallographic specimen of current can only carry out the centre gripping location to the metallographic specimen of a specification, and functional singleness, remain to improve in the aspect of the practicality, need a kind of metallographic specimen anchor clamps to solve above-mentioned problem that appears now urgently.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a metallographic specimen clamp to solve the problems in the background art.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a metallographic specimen clamp comprises a stable base plate, a convenient clamping and positioning mechanism and positioning vertical plates, wherein the positioning vertical plates are symmetrically welded on the left side and the right side as well as the front side and the rear side of the lower end surface of the stable base plate, the convenient clamping and positioning mechanism is arranged on the lower end surface of the stable base plate and comprises a holding rod, an expansion plate, a hexagonal positioning bolt, a silica gel sucker, a supporting rod, an elongated butterfly screw rod, a bearing sheet, a clamping sheet and a threaded rod, the supporting rods are symmetrically welded on the left side and the right side as well as the front side and the rear side of the upper end surface of the stable base plate, the silica gel sucker is arranged on the upper end surface of the supporting rod, the expansion plate is inserted on the right side in the stable base plate, the holding rod is welded at the middle position of the right end surface of the expansion plate, the hexagonal positioning bolt is meshed on the right side of the upper end surface of the stable base plate, the elongated butterfly screw rod is meshed at the middle position in the stable base plate, the end surface is installed bearing piece under the extension butterfly screw rod, the inside downside meshing of location riser has the threaded rod, the holding piece is installed in the threaded rod left side.

Furthermore, a first internal thread through hole is formed in the middle of the interior of the stabilizing base plate and meshed with the lengthened butterfly screw, four positioning vertical plates are welded in the same specification, and a second internal thread through hole is formed in the lower side of the interior of each positioning vertical plate and meshed with the threaded rod.

Further, the engagement of specification such as threaded rod has four groups, the welding of threaded rod right-hand member face has the carousel, the welding of specification such as carousel has four groups, the threaded rod left end face is provided with circular connecting block, the specification such as circular connecting block is provided with four groups.

Further, four groups are installed to supporting piece isotacticity, circular recess has been seted up to supporting piece right-hand member face intermediate position, and circular recess and circular connecting block phase-match, the anticreep lid is installed to supporting piece right-hand member face, four groups are installed to the isotacticity of anticreep lid.

Further, stabilize the inside right side of base plate and seted up the rectangular cavity, and the rectangular cavity matches with the expansion plate, holding rod annular side is provided with anti-skidding line, the inside right side of stabilizing the base plate is provided with the internal thread chamber, and the internal thread chamber meshes with hexagonal positioning bolt mutually.

Further, four groups are welded to the support rods in an equal-specification mode, and four groups are installed to the silica gel suckers in an equal-specification mode.

The utility model has the beneficial effects that: according to the metallographic specimen clamp, the holding rod, the expansion plate, the hexagonal positioning bolt, the silica gel sucker, the supporting rod, the lengthened butterfly screw rod, the supporting sheet, the clamping sheet and the threaded rod are added, after the stable base plate is carried to the upper end face of an external operating table to be pointed, the stable base plate is turned for 360 degrees and placed and pressed, four groups of silica gel suckers are tightly adsorbed on the upper end face of the external operating table, then an operator rotates the lengthened butterfly screw rod clockwise by hands, the lengthened butterfly screw rod drives the supporting sheet to move upwards, similarly, the lengthened butterfly screw rod rotates anticlockwise, the lengthened butterfly screw rod can drive the supporting sheet to move downwards, the using height of the supporting sheet is adjusted, after the required height is adjusted, the external metallographic specimen can be placed on the upper end face of the supporting sheet, and then the operator rotates the four groups of rotary tables clockwise by hands respectively, the four groups of threaded rods move inwards, and the four groups of clamping pieces and the four groups of threaded rods move inwards together so as to clamp and position the external metallographic specimen.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a front view of a metallographic specimen holder according to the present invention;

FIG. 2 is a front sectional view of a convenient clamping and positioning mechanism in a metallographic specimen clamp according to the utility model;

FIG. 3 is a left sectional view of a convenient clamping and positioning mechanism of a metallographic specimen holder according to the present invention;

FIG. 4 is an enlarged view of A in FIG. 2;

FIG. 5 is an enlarged view of B in FIG. 2;

in the figure: 1-stable base plate, 11-first internal thread through hole, 12-rectangular cavity, 2-convenient clamping and positioning mechanism, 3-positioning vertical plate, 21-holding rod, 22-expansion plate, 23-hexagonal positioning bolt, 24-silica gel sucker, 25-supporting rod, 26-lengthened butterfly screw, 27-bearing sheet, 28-clamping sheet, 29-threaded rod, 291-circular connecting block and 292-rotary table.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a metallographic specimen anchor clamps, includes and stabilizes base plate 1, makes things convenient for centre gripping positioning mechanism 2 and location riser 3, stabilizes base plate 1 terminal surface left and right sides and around both sides equal symmetric welding have location riser 3, stabilize base plate 1 terminal surface down and be provided with and make things convenient for centre gripping positioning mechanism 2.

The convenient clamping and positioning mechanism 2 comprises a holding rod 21, an expansion plate 22, a hexagonal positioning bolt 23, a silica gel sucker 24, a support rod 25, a lengthened butterfly screw 26, a bearing sheet 27, a clamping sheet 28 and a threaded rod 29, wherein the left side and the right side as well as the front side and the rear side of the upper end surface of a stable base plate 1 are symmetrically welded with the support rod 25, the silica gel sucker 24 is arranged on the upper end surface of the support rod 25, the expansion plate 22 is inserted in the right side of the interior of the stable base plate 1, the holding rod 21 is welded in the middle of the right end surface of the expansion plate 22, the hexagonal positioning bolt 23 is meshed on the right side of the upper end surface of the stable base plate 1, the lengthened butterfly screw 26 is meshed in the middle of the interior of the stable base plate 1, the bearing sheet 27 is arranged on the lower end surface of the lengthened butterfly screw 26, the threaded rod 29 is meshed on the lower side of the interior of the vertical positioning plate 3, and the clamping sheet 28 is arranged on the left side of the threaded rod 29, the problem of original anchor clamps centre gripping location scope limited to inconvenient use of taking has been solved in this design.

First internal thread through-hole 11 sets up in the inside intermediate position of stabilizing base plate 1, and first internal thread through-hole 11 meshes with extension butterfly screw 26 mutually, and the equal specification welding of location riser 3 has four groups, and the second internal thread through-hole sets up the inside downside in four groups of location risers 3 respectively, and the second internal thread through-hole meshes with threaded rod 29 mutually, and first internal thread through-hole 11 makes extension butterfly screw 26 possess the liftable ability, and the second internal thread through-hole makes threaded rod 29 possess and moves the ability about.

The engagement of specification such as threaded rod 29 has four groups, carousel 292 welds at threaded rod 29 right-hand member face, the welding of specification such as carousel 292 has four groups, circular connecting block 291 sets up at threaded rod 29 left end face, the specification such as circular connecting block 291 is provided with four groups, carousel 292 makes things convenient for operating personnel to rotate threaded rod 29, and circular connecting block 291 conveniently connects threaded rod 29 and holding piece 28, four groups are installed to the specification such as holding piece 28, circular recess is seted up at holding piece 28 right-hand member face intermediate position, and circular recess and circular connecting block 291 phase-match, the anticreep lid is installed at holding piece 28 right-hand member face, four groups are installed to the specification such as anticreep lid, circular recess is avoided holding piece 28 and threaded rod 29 together to rotate, and the anticreep lid avoids holding piece 28 the condition of droing to appear.

Rectangular cavity 12 is seted up on 1 inside right side of stable base plate, and rectangular cavity 12 and expansion plate 22 phase-match, anti-skidding line sets up in holding rod 21 annular side, the internal thread chamber sets up on 1 inside right side of stable base plate, and the internal thread chamber meshes with hexagonal positioning bolt 23 mutually, rectangular cavity 12 makes things convenient for expansion plate 22 to do about stable base plate 1 is inside flexible action, anti-skidding line makes holding rod 21 antiskid nature better, and the internal thread chamber makes things convenient for hexagonal positioning bolt 23 to fix a position expansion plate 22, bracing piece 25 isotatic welding has four groups, four groups are installed to silica gel sucking disc 24 isotatic, four groups of bracing pieces 25 conveniently carry out the stable support to stable base plate 1 after the upset, and four groups of silica gel sucking discs 24 conveniently fix a position stable base plate 1 after the upset.

As an embodiment of the present invention: firstly, the hexagonal positioning bolt 23 is unscrewed by an operator with the help of an external wrench, then the telescopic plate 22 can be adjusted in a telescopic mode, the holding rod 21 is adjusted in the left and right use positions, the hexagonal positioning bolt 23 is screwed after the adjustment is carried out to the required position, then the operator can hold the holding rod 21 to take and carry the stable base plate 1, after the stable base plate 1 is carried to the upper end face of an external operation table for positioning, the stable base plate 1 is overturned for 360 degrees, the bearing sheet 27 faces to the right upper side, the stable base plate 1 is placed and pressed at the moment, the four groups of silica gel suckers 24 are tightly adsorbed on the upper end face of the external operation table, the four groups of support rods 25 can stably support the stable base plate 1, and therefore the stable base plate 1 is better in support stability; then, the operator rotates the lengthened butterfly screw 26 clockwise by hand, so that the lengthened butterfly screw 26 drives the bearing sheet 27 to move upwards, and similarly, the lengthened butterfly screw 26 rotates anticlockwise, so that the lengthened butterfly screw 26 drives the bearing sheet 27 to move downwards, the use height of the bearing sheet 27 is adjusted, and after the required height is adjusted, an external metallographic sample can be placed on the upper end face of the bearing sheet 27; operating personnel reuse hand carries out clockwise rotation to four group's turntables 292 respectively this moment, makes four group's threaded rod 29 move to the inboard, and four group's holding pieces 28 can move to the inboard with four group's threaded rod 29 together to this to external metallographic specimen centre gripping location, avoid external metallographic specimen to appear the displacement condition by the in-process of polishing, after external metallographic specimen is polished and is accomplished, operating personnel only need carry out anticlockwise rotation to four group's turntables 292 respectively with the hand, make four group's holding pieces 28 move to the outside, then can take outside metallographic specimen away.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a metallographic specimen anchor clamps, includes stable base plate, makes things convenient for centre gripping positioning mechanism and location riser, its characterized in that: positioning vertical plates are symmetrically welded on the left side, the right side, the front side and the rear side of the lower end face of the stable base plate, and a convenient clamping and positioning mechanism is arranged on the lower end face of the stable base plate;

make things convenient for centre gripping positioning mechanism to include holding rod, expansion plate, hexagonal positioning bolt, silica gel sucking disc, bracing piece, extension butterfly screw rod, bearing piece, holding piece and threaded rod, the equal symmetrical welding in both sides has the bracing piece around with about stabilizing the base plate up end, the silica gel sucking disc is installed to the bracing piece up end, the inside right side cartridge of stabilizing the base plate has the expansion plate, the welding of expansion plate right-hand member face intermediate position has the holding rod, the meshing of stabilizing the base plate up end right side has hexagonal positioning bolt, the meshing of stabilizing the inside intermediate position of base plate has extension butterfly screw rod, the bearing piece is installed to the terminal surface under the extension butterfly screw rod, the inside downside meshing of location riser has the threaded rod, the holding piece is installed in the threaded rod left side.

2. A metallographic specimen holder according to claim 1, wherein: the middle position in the interior of the stabilizing base plate is provided with a first internal thread through hole, the first internal thread through hole is meshed with the lengthened butterfly screw, four groups of positioning vertical plates and other specifications are welded, a second internal thread through hole is formed in the lower side in the positioning vertical plates, and the second internal thread through hole is meshed with the threaded rod.

3. A metallographic specimen holder according to claim 1, wherein: the engagement of specification such as threaded rod has four groups, the welding of threaded rod right-hand member face has the carousel, the welding of specification such as carousel has four groups, the threaded rod left end face is provided with circular connecting block, the specification such as circular connecting block is provided with four groups.

4. A metallographic specimen holder according to claim 3, wherein: four groups are installed to supporting piece isotacticity, circular recess has been seted up to supporting piece right-hand member face intermediate position, and circular recess and circular connecting block phase-match, the anticreep lid is installed to supporting piece right-hand member face, four groups are installed to the isotacticity of anticreep lid.

5. A metallographic specimen holder according to claim 1, wherein: the utility model discloses a stable base plate, including stabilizer base plate, telescopic plate, holding rod ring side, stabilizer base plate inside right side has seted up the rectangular cavity, and the rectangular cavity matches with the telescopic plate, the holding rod ring side is provided with anti-skidding line, the inside right side of stabilizer base plate is provided with the internal thread chamber, and the internal thread chamber meshes with hexagonal positioning bolt mutually.

6. A metallographic specimen holder according to claim 1, wherein: the equal-specification welding of bracing piece has four groups, four groups are installed to the equal-specification of silica gel sucking disc.