CN111660200A - Exempt from to inlay appearance formula metallography grinding and polishing machine anchor clamps frock - Google Patents
Exempt from to inlay appearance formula metallography grinding and polishing machine anchor clamps frock Download PDFInfo
- Publication number
- CN111660200A CN111660200A CN202010579143.8A CN202010579143A CN111660200A CN 111660200 A CN111660200 A CN 111660200A CN 202010579143 A CN202010579143 A CN 202010579143A CN 111660200 A CN111660200 A CN 111660200A
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- CN
- China
- Prior art keywords
- metallographic
- connecting piece
- clamping blocks
- morse taper
- polishing machine
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/32—Polishing; Etching
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a clamp tool of a sample-free metallographic grinding and polishing machine, which comprises two clamping blocks which are oppositely arranged, wherein the distance between the two clamping blocks can be adjusted and fixed to clamp a metallographic sample; two grip blocks are connected in order to realize supporting with the connecting piece respectively, and the one end that the grip block was kept away from to the connecting piece is connected with the morse taper rod, and the connecting piece can rotate and fix along the central axis of morse taper rod. The opposite side surfaces of the two clamping blocks are respectively provided with a V-shaped groove, and the two V-shaped grooves are oppositely arranged. Two-way screw rods are installed between the two clamping blocks, two ends of each two-way screw rod are respectively inserted into screw holes of the two clamping blocks, and the axis direction of each two-way screw rod is parallel to the relative movement direction of the two clamping blocks. This openly can be under the condition of not adopting to inlay the metallographic specimen, accomplish the centre gripping of metallographic specimen and grind and throw.
Description
Technical Field
The utility model belongs to the technical field of anchor clamps frock, concretely relates to exempt from to inlay appearance formula metallography grinding and polishing machine anchor clamps frock.
Background
Metallographic microscopic analysis is one of the important methods for studying the internal structure of materials. The preparation process of the metallographic specimen comprises sampling, inlaying and clamping, leveling and polishing, polishing and erosion. The final display quality of the metallographic specimen is determined by the polishing quality, and if a problem occurs in polishing, an erroneous analysis result is caused, so that the detection is inaccurate, and the loss is brought to production and scientific research.
The inventor believes that the bottom die clamp of the prior metallographic polishing machine has the following defects:
(1) when the rotational speed of a grinding and polishing disk in the metallographic automatic grinding and polishing machine is overlarge, if the grinding and polishing is manually operated, a metallographic sample flies out to hurt people.
(2) In the metallographic automatic grinding and polishing machine, if the test size is not proper, grinding and polishing are required to be manually operated, so that the stress of a metallographic sample is easily uneven, the surface of the metallographic sample cannot meet the requirement, repeated work is required, and the working efficiency is influenced.
(3) The automatic grinding and polishing machine for the metallographic phase has limitation on the size of a prepared sample, sample embedding resin is required to be embedded, the metallographic sample needs to be separated from the sample embedding resin for some metallographic samples observed by SEM, the sample preparation can generate secondary influence by the operation, and the observation quality is finally seriously influenced.
Disclosure of Invention
The utility model aims at providing a exempt from to inlay a sample formula metallography grinding and polishing machine anchor clamps frock can solve one of above-mentioned technical problem at least.
In order to achieve the purpose, one or more technical schemes of the disclosure provide an insert-free metallographic grinding and polishing machine fixture tool, which comprises two clamping blocks arranged oppositely, wherein the distance between the two clamping blocks can be adjusted and fixed to complete the clamping of a metallographic specimen; two grip blocks are connected in order to realize supporting with the connecting piece respectively, and the one end that the grip block was kept away from to the connecting piece is connected with the morse taper rod, and the connecting piece can rotate and fix along the central axis of morse taper rod.
As a further limitation of the first aspect, a bidirectional screw is installed between the two clamping blocks, two ends of the bidirectional screw are respectively inserted into the screw holes of the two clamping blocks, and an axial direction of the bidirectional screw is parallel to a relative movement direction of the two clamping blocks.
As a further limitation of the first aspect, a magnet is installed at the end face of the connecting piece, which is close to the space between the two clamping blocks, and the magnet can adsorb the metallographic specimen to be polished by magnetic force.
The beneficial effects of one or more of the above technical solutions are as follows:
(1) adopt two grip blocks to fix the metallographic specimen, utilize morse's taper rod to make whole anchor clamps frock can install on the workstation of machine of throwing of grinding simultaneously, the distance between two grip blocks can be adjusted and fixed simultaneously for the grip block can the not metallographic specimen of specification size of centre gripping, avoids the metallographic specimen because the size is improper, the problem that only can manually polish has improved the efficiency and the quality that the metallographic specimen was polished.
(2) Adopt the mode of magnet setting in connecting piece terminal surface department for metallographic specimen just can realize predetermined location through magnet before not accomplishing the centre gripping location through the grip block, is convenient for accomplish distance between the grip block and adjusts and fix.
(3) The bidirectional screw is adopted, the central point of the bidirectional screw is used as a boundary, the screw threads at two ends are different in rotation direction, and the two clamping blocks can synchronously finish the movement of opposite or deviated from each other by rotating the bidirectional screw, so that the time for adjusting the distance between the two clamping blocks is reduced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a bottom view of the overall structure in an embodiment of the disclosure;
FIG. 2 is an isometric view of an overall structure in an embodiment of the disclosure;
FIG. 3 is an isometric view of a cage and spring arrangement in accordance with an embodiment of the present disclosure;
fig. 4 is a cross-sectional view of a partial structure in an embodiment of the disclosure.
In the figure: 1. a clamping block; 2. a bolt; 3. a magnet; 4. metallographic samples; 5. a bidirectional screw; 6. a Morse taper rod; 7. a connecting member; 8. a spring; 9. a holder; 10. a push rod; 11. a bearing member; 12. a limit bolt; 13. and a positioning column.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In a typical embodiment of the disclosure, as shown in fig. 1-4, a clamp tool of a non-insert type metallographic polishing machine comprises two clamping blocks 1 which are oppositely arranged, and the distance between the two clamping blocks 1 can be adjusted and fixed to complete clamping of a metallographic sample 4; two grip blocks 1 are connected in order to realize supporting with connecting piece 7 respectively, and the one end that the grip block 1 was kept away from to connecting piece 7 is connected with morse taper rod 6, and connecting piece 7 can rotate and fix along morse taper rod 6's the central axis.
A clamping block: in this implementation, two grip blocks press from both sides tight metallographic specimen through relative side, and it can be understood, in order to increase grip block and metallographic specimen's area of contact, and then provide bigger frictional force, guarantee the steadiness of centre gripping, in this embodiment, two grip blocks 1 relative sides are provided with the V-arrangement groove respectively, and two V-arrangement grooves set up relatively. In the case of the V-shaped groove, the metallographic specimen having a square cross section has side surfaces each contacting a corresponding side surface of the V-shaped groove, so that the contact area therebetween is sufficient to provide a frictional force. The friction force of this department as long as can guarantee that the metallographic specimen can not drop from between the grip block can, its relative rotation can be because of the shape of V-arrangement groove, and is restricted.
It can be understood that common metallographic specimens are also cylindrical, and when cylindrical metallographic specimens are used, the two V-shaped grooves have four contact points with the outer circle side surface of the metallographic specimen, so that the metallographic specimen can still be clamped between the two clamping blocks by rotating the double-headed screw. But the clamping force is larger than that of a square metallographic sample so as to avoid relative rotation between the two.
In order to realize the adjustment of the distance between the two clamping blocks, in this embodiment, a bidirectional screw 5 is installed between the two clamping blocks 1, two ends of the bidirectional screw 5 are respectively inserted into the screw holes of the two clamping blocks 1, and the axial direction of the bidirectional screw 5 is parallel to the relative movement direction of the two clamping blocks 1.
It can be understood that, two clamping blocks are adopted to clamp the metallographic specimen, when the two clamping blocks move towards or away from each other, the symmetric center between the two clamping blocks is not changed, and then after clamping is finished, the central point of the metallographic specimen coincides with the central axis of the connecting piece, the Morse taper rod and other parts.
In other embodiments, under the condition that the symmetric center between the two clamping blocks is not changed, the bidirectional screw rod can be replaced by a cylinder, a screw nut pair and other structures. When the air cylinder is adopted, two sides of the clamping block are respectively provided with the air cylinder, the extension direction of a piston rod of the air cylinder is parallel to the movement direction of the clamping block, the tail end of a piston rod of the air cylinder is fixedly connected with the clamping block, and piston rods of the two air cylinders are arranged oppositely; the synchronous stretching of piston rods in the two cylinders can realize the clamping and the releasing of the metallographic specimen.
In this embodiment, the morse taper rod is convenient for realizing the disassembly and assembly of the clamp tool and the polishing and burnishing machine, and in other embodiments, under the condition of meeting the use requirement, clamping forms such as wedge clamping, eccentric clamping, spiral clamping, hinge clamping, centering clamping and the like and corresponding clamping pieces can be adopted.
It can be understood that, under the different circumstances of metallographic specimen size, utilize two grip blocks to accomplish the centre gripping back of metallographic specimen, the relative distance of two bolt holes changes in two grip blocks, still can with connecting piece fixed connection in order to guarantee the grip block. In the embodiment, the diameter of the bolt hole in the two clamping blocks is larger than that of the bolt and smaller than that of the screw head in the bolt; the diameter of the bolt hole in the connecting piece is the same as the diameter of the bolt.
That is, the bolt does not achieve a fixing action until the head of the bolt abuts against the surface of the clamping block.
In other embodiments, a kidney-shaped hole may be provided in the clamping block, and the bolt can slide in the kidney-shaped hole, so that the two clamping blocks can be fixed when the distance between the two clamping blocks is different.
As can be seen in fig. 1, the body of the bolt can be moved in the clamping block at the bolt hole, as seen from the bottom with the bolt head removed.
Connecting piece: the connecting piece 7 and the Morse taper rod 6 are coaxially arranged, and the central axis direction of the Morse taper rod 6 is vertical to the relative movement direction between the two clamping blocks 1.
The connecting piece 7 has an inner hole therein, and the lower end of the morse taper rod 6 has a cylindrical plug which can be inserted into the inner hole so that the connecting piece 7 can rotate along the central axis of the morse taper rod 6.
The upper end of the connecting piece 7 is provided with a first positioning disc, the lower part of the Morse taper rod 6 is provided with a second positioning disc, the second positioning disc is sleeved on the outer side surface of the Morse taper rod 6, a second through hole is formed in the second positioning disc, the first positioning disc is provided with four first through holes, and the first through holes are uniformly distributed along the circumferential direction of the first positioning disc;
and a positioning column 13 is arranged in the second positioning disc, and the positioning column 13 sequentially penetrates through the second through hole and the first through hole aligned with the second through hole so as to realize the axial line limitation of the Morse taper rod 6 and the connecting piece 7.
Specifically, in this embodiment, the connecting member is used to connect the clamping block and the morse taper rod, which is located between the clamping block and the morse taper rod. The connector comprises a barrel having an internal bore extending through both ends of the barrel, as will be appreciated, along the central axis of the barrel. The outer cylindrical profile of the cross section of the barrel can be square, circular and other polygonal shapes, but the cross section of the inner bore should be circular to enable rotation of the plug in the inner bore.
It can be understood that the first positioning disk is fixed at one end of the cylinder body close to the Morse taper rod, and the first positioning disk can be of an integrally formed structure or can be manufactured in a split mode and then are fixed through welding or bolts.
The other end of the barrel is fixed with a connecting plate which is of a square structure, the connecting plate is perpendicular to the central axis of the barrel, and a threaded hole is formed in the connecting plate so as to be connected with the clamping block and the connecting plate through bolts. It will be appreciated that the bore likewise extends through the web.
In this embodiment, the magnet mainly plays an adsorption role, and may be a rubidium magnet, or in other embodiments, a magnet made of other materials may be used, or an electromagnet structure may be used, as long as the requirement can be met.
The one end of hole keeping away from grip block 1 has first internal diameter and enlarges the section, installs bearing spare 11 in the first internal diameter enlarges the section. The hole through connection piece 7 sets up, and the hole has the second internal diameter at the one end that is close to grip block 1 and enlarges the section, stop bolt 12 is installed to the lower extreme of plug, stop bolt 12's spiral shell head sets up in the second internal diameter enlarges the section to realize that morse's taper rod 6 is spacing at the axial with connecting piece 7.
It is understood that in the present embodiment, the bearing member may be a thrust bearing, or may be a bearing member having other structure as long as it is satisfactory for use.
The upper end face of the second positioning disk is provided with a retainer 9, a spring 8 is arranged in the retainer 9, and the spring 8 can realize the reset of the positioning column 13 after the positioning column is separated from the first positioning disk.
In this embodiment, the spring completes the reset operation through the elastic force, and in order to facilitate lifting up of the positioning column, a push rod may be installed at the upper end of the positioning column, the push rod is located in the holder, and the central axis of the push rod is perpendicular to the central axis of the positioning column. The retainer is of a box-shaped structure, and the side surface of the retainer, which is far away from the Morse taper rod, is opened so as to facilitate the push rod to extend out and move up and down. In this embodiment, the upper end of the spring is pressed against the lower surface of the upper wall of the holder. The lower end of the positioning column is tightly propped against the upper surface of the positioning column. In other embodiments, the spring and the positioning column component may have other positions and connection relationships, for example, the upper end of the positioning column extends into the holder, a spring is sleeved outside the positioning column, and the upper end of the spring is limited by the push rod, and the lower end of the spring is limited by the end face of the second positioning plate. The detailed description is omitted, and the setting can be set by a person skilled in the art.
The working principle is as follows: when using this device, get rid of the bolt 2 between two grip blocks 1 and the connecting piece 7 for distance between two grip blocks 1 can be adjusted, rotates two-way screw rod 5, makes the distance between two grip blocks 1 adjust to the biggest numerical value, then, places the metallographic specimen 4 of treating the centre gripping in the centre gripping space that forms between two grip blocks 1, and metallographic specimen 4 is held in order to realize advance the location by the magnet 3 of connecting piece 7 tip. And then the double-head screw is rotated reversely, so that the distance between the two clamping blocks 1 is close, and the two clamping blocks 1 completely fix the metallographic specimen 4.
Installing a Morse taper rod 6 on a movable workbench beside the grinding and polishing machine, and driving the whole fixture tool to move by using the movable workbench; every interval, lift reference column 13 for can rotation each other between first positioning disk and the second positioning disk, rotate first positioning disk 90 degrees, make the first through-hole of second through-hole and next position align, then under the effect of spring 8 elasticity, reference column 13 resets, and connecting piece 7 and morse's taper rod 6 realize circumferencial direction spacing again, and the rotation between the two is restricted.
Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.
Claims (10)
1. The utility model provides an exempt from to inlay appearance formula metallography grinding and polishing machine anchor clamps frock, characterized by includes:
the distance between the two clamping blocks can be adjusted and fixed so as to clamp the metallographic specimen; two grip blocks are connected in order to realize supporting with the connecting piece respectively, and the one end that the grip block was kept away from to the connecting piece is connected with the morse taper rod, and the connecting piece can rotate and fix along the central axis of morse taper rod.
2. The insert-free metallographic grinding and polishing machine fixture tool according to claim 1, wherein V-shaped grooves are formed in opposite side surfaces of the two clamping blocks respectively, and the two V-shaped grooves are arranged oppositely.
3. The insert-free metallographic grinding and polishing machine fixture tool according to claim 1, wherein a bidirectional screw is installed between the two clamping blocks, two ends of the bidirectional screw are respectively inserted into screw holes of the two clamping blocks, and the axial direction of the bidirectional screw is parallel to the relative movement direction of the two clamping blocks.
4. The insert-free metallographic grinding and polishing machine fixture tool according to claim 1, wherein the connecting piece is coaxially arranged with the morse taper rod, and the central axis direction of the morse taper rod is perpendicular to the relative movement direction between the two clamping blocks.
5. The insert-free metallographic grinding and polishing machine fixture tool according to claim 1, wherein a magnet is mounted on the connecting piece near the end face between the two clamping blocks, and the magnet can adsorb a metallographic sample to be ground and polished through magnetic force.
6. The insert-free metallographic grinder-polisher fixture tool according to claim 1 wherein the connecting member has an inner bore therein and the lower end of the morse taper rod has a cylindrical plug that can be inserted into the inner bore to allow the connecting member to rotate along the central axis of the morse taper rod.
7. The insert-free metallographic grinding and polishing machine fixture tool according to claim 6, wherein a first positioning disc is arranged at the upper end of the connecting piece, a second positioning disc is arranged at the lower part of the Morse taper rod, the second positioning disc is sleeved on the outer side surface of the Morse taper rod, a second through hole is formed in the second positioning disc, four first through holes are formed in the first positioning disc, and the first through holes are uniformly distributed in the circumferential direction of the first positioning disc;
and a positioning column is arranged in the second positioning disc, and sequentially penetrates through the second through hole and the first through hole aligned with the second through hole so as to realize the axial line limitation of the Morse taper rod and the connecting piece.
8. The insert-free metallographic grinding and polishing machine fixture tool according to claim 7, wherein a retainer is arranged on the upper end face of the second positioning plate, and a spring is arranged in the retainer and can realize the resetting of the positioning column after the positioning column is separated from the first positioning plate.
9. The insert-free metallographic grinder-polisher fixture set according to claim 6 wherein the inner bore has a first inner diameter enlarged section at an end remote from the clamping block, the first inner diameter enlarged section having a bearing member mounted therein.
10. The insert-free metallographic grinding and polishing machine fixture tool according to claim 6, wherein the inner hole penetrates through the connecting piece, a second inner diameter expansion section is arranged at one end, close to the clamping block, of the inner hole, a limiting bolt is mounted at the lower end of the plug, and a screw head of the limiting bolt is arranged in the second inner diameter expansion section to achieve axial limiting of the Morse taper rod and the connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010579143.8A CN111660200A (en) | 2020-06-23 | 2020-06-23 | Exempt from to inlay appearance formula metallography grinding and polishing machine anchor clamps frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010579143.8A CN111660200A (en) | 2020-06-23 | 2020-06-23 | Exempt from to inlay appearance formula metallography grinding and polishing machine anchor clamps frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111660200A true CN111660200A (en) | 2020-09-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010579143.8A Withdrawn CN111660200A (en) | 2020-06-23 | 2020-06-23 | Exempt from to inlay appearance formula metallography grinding and polishing machine anchor clamps frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111660200A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114559371A (en) * | 2022-03-09 | 2022-05-31 | 苏州工业职业技术学院 | A clamping device for processing of lamellar metallographic specimen |
-
2020
- 2020-06-23 CN CN202010579143.8A patent/CN111660200A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114559371A (en) * | 2022-03-09 | 2022-05-31 | 苏州工业职业技术学院 | A clamping device for processing of lamellar metallographic specimen |
| CN114559371B (en) * | 2022-03-09 | 2023-10-31 | 苏州工业职业技术学院 | Clamping device for processing lamellar metallographic specimen |
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Application publication date: 20200915 |