CN212206803U - Carbide sample grinds plane anchor clamps subassembly - Google Patents
Carbide sample grinds plane anchor clamps subassembly Download PDFInfo
- Publication number
- CN212206803U CN212206803U CN202020676669.3U CN202020676669U CN212206803U CN 212206803 U CN212206803 U CN 212206803U CN 202020676669 U CN202020676669 U CN 202020676669U CN 212206803 U CN212206803 U CN 212206803U
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- sample
- side pad
- pad
- anchor clamps
- carbide
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The utility model discloses a carbide sample grinds plane anchor clamps subassembly, including side pad, the tight screw rod in side pad top and the mountable anchor clamps on the rotatory mill of metallography system appearance mill throw machine, be provided with sample installation counter bore on the anchor clamps, the side pad level slips in sample installation counter bore, and the lateral wall of sample installation counter bore is provided with lateral wall adjusting screw hole, and the tight screw rod in side pad top is connected with lateral wall adjusting screw hole and supports to lean on to the side pad. The utility model discloses an anchor clamps subassembly can effectively utilize current conventional metallography system appearance grinding and polishing machine to system appearance, has avoided additionally to purchase professional equipment, has practiced thrift the place of installation professional equipment, has reduced the cost of system appearance, has improved work efficiency to can guarantee the uniformity and the precision of system appearance well, also can realize fine control to the smooth finish on sample surface, simultaneously, this anchor clamps subassembly can carry out the clamping to the carbide sample fast, easy operation.
Description
Technical Field
The utility model belongs to the technical field of the carbide, specifically be a carbide sample grinds plane anchor clamps subassembly of machine system appearance is thrown to usable metallography system appearance mill.
Background
At present, when hard alloy samples (namely PS21 bars or B samples with the bending strength of 20.00mm 6.50mm 5.25mm) are analyzed for Rockwell hardness and Vickers hardness, the hard alloy samples need to be subjected to plane grinding in advance to remove surface oxide layers, obtain sample surfaces with certain smoothness and ensure the proper parallelism of the upper plane and the lower plane. The surface grinding can be carried out by adopting an upper surface grinding machine or a surface grinding disc in a common mode.
However, although the surface grinder has high precision, the equipment is relatively expensive and occupies a large space, and for small samples such as cemented carbide samples, the problems of difficult clamping, low sample preparation efficiency and the like exist; meanwhile, although the plane millstone equipment is small and low in price, the sample grinding precision is not high (the sample is ground by hands), the phenomenon that the parallelism of an upper plane and a lower plane is not enough, the surface quality fluctuation is large and the like easily occur, and the deviation of an analysis result is large.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a carbide sample grinds plane anchor clamps subassembly to solve above-mentioned problem.
In order to realize the above-mentioned purpose, the utility model discloses a carbide sample grinds plane anchor clamps subassembly, including side pad, the tight screw rod in side pad top and the mountable anchor clamps on the rotatory mill of metallography system appearance mill machine of throwing, be provided with sample installation counter bore on the anchor clamps, the side pad level and smooth joint is in the sample installation counter bore, the lateral wall of sample installation counter bore is provided with lateral wall adjusting screw hole, the tight screw rod in side pad top with lateral wall adjusting screw hole is connected in order to lean on the side pad.
Further, still include heelpiece and heelpiece adjusting screw, the vertical sliding joint of heelpiece is in the sample installation counter bore, the side pad sets up on the heelpiece, the bottom of sample installation counter bore is provided with bottom adjusting screw hole, heelpiece adjusting screw with bottom adjusting screw hole is connected in order to lean on the heelpiece.
Further, the length of the bottom pad adjusting screw is not greater than that of the bottom adjusting threaded hole, and the length of the side pad jacking screw is not greater than that of the side wall adjusting threaded hole.
Further, the clamp is of a cylinder structure which can be installed in the installation hole of the rotary grinding disc, and the sample installation counter bore is arranged on the upper plane of the cylinder structure.
Furthermore, a guide clamping groove is formed in the bottom pad, and a guide clamping block in sliding connection with the guide clamping groove is arranged on the side pad.
Furthermore, the guide clamping groove is a dovetail groove or a T-shaped groove, and the guide clamping block is a dovetail guide block or a T-shaped guide block.
Furthermore, the quantity of the side pad jacking screw rod and the side wall adjusting threaded holes is two, the side pads are symmetrically arranged, and the side pad jacking screw rod is perpendicular to the contact surface of the side pads.
Furthermore, the end parts of the side pad jacking screw rod and the bottom pad adjusting screw rod are provided with straight grooves or hexagonal socket holes.
Furthermore, the upper plane of the bottom pad, which is attached to the hard alloy sample, is parallel to the lower plane of the counter bore of the fixture.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses an anchor clamps subassembly can effectively utilize current conventional metallography system appearance grinding and polishing machine to system appearance, has avoided additionally to purchase professional equipment, has practiced thrift the place of installation professional equipment, has reduced the cost of system appearance, has improved work efficiency to can guarantee the uniformity and the precision of system appearance well, also can realize fine control to the smooth finish on sample surface, simultaneously, this anchor clamps subassembly can carry out the clamping to the carbide sample fast, easy operation.
The present invention will be described in further detail below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic exploded perspective view of a cemented carbide sample plane grinding fixture assembly disclosed in an embodiment of the present invention;
fig. 2 is a schematic front view of a cemented carbide sample flat grinding jig assembly disclosed in an embodiment of the present invention;
fig. 3 is a schematic right view of a cemented carbide sample flat grinding jig assembly disclosed in an embodiment of the present invention;
fig. 4 is an installation schematic diagram of a cemented carbide sample plane grinding clamp assembly disclosed by the embodiment of the invention.
Illustration of the drawings:
1. a clamp; 2. a bottom pad; 3. a side pad; 4. the side pad tightly pushes the screw; 5. a bottom pad adjusting screw; 6. mounting a counter bore on the sample; 7. a bottom adjusting threaded hole; 8. a side wall adjusting threaded hole; 9. a bottom pad upper plane; 10. a guide clamping groove; 11. a guide clamping block; 12. a hard alloy sample; 13. a counterbore lower plane; 14. rotating the grinding disc; 15. mounting holes; 16. and (5) grinding the plane.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1-4, the utility model discloses a hard alloy sample plane grinding clamp assembly, which comprises a clamp 1, a bottom pad 2, a side pad 3, a side pad jacking screw rod 4 and a bottom pad adjusting screw rod 5, wherein the clamp 1 is a cylinder structure which can be installed in a mounting hole 15 on a rotary grinding disc 14 (a diamond grinding disc or a grinding plane 16 for placing grinding and polishing abrasive paper) of a metallographic sample grinding and polishing machine, the upper end surface of the clamp 1 is provided with a sample installation counter bore 6, in the embodiment, the sample installation counter bore 6 is a square counter bore, the bottom pad 2 can be installed in the sample installation counter bore 6 in a vertical sliding manner along the sample installation counter bore 6, the side pad 3 can be installed in the sample installation counter bore 6 in a horizontal sliding manner along the sample installation counter bore 6, the side pad 3 is abutted against and arranged on the bottom pad 2, the bottom of the sample installation counter bore 6 is provided with a bottom adjusting threaded hole 7, the lateral wall of sample installation counter bore 6 is provided with lateral wall adjusting screw hole 8, and the tight screw rod 4 in side pad top is connected with lateral wall adjusting screw hole 8 and supports and lean on to the side pad 3 to ensure the degree that compresses tightly of side pad 3 and carbide sample 12, and heelpiece adjusting screw 5 is connected with bottom adjusting screw hole 7 and supports and lean on to heelpiece 2, thereby adjusts carbide sample 12's upper and lower position.
In this embodiment, the length of heelpiece adjusting screw 5 is not more than the length of bottom adjusting screw hole 7, and the length of the tight screw 4 in side pad top is not more than the length of lateral wall adjusting screw hole 8 to in the tight screw 4 in heelpiece adjusting screw 5 and side pad top all can submerge anchor clamps 1, the installation of anchor clamps 1 of being convenient for prevents to take place to interfere with the metallography system appearance machine of polishing.
In this embodiment, the bottom pad 2 is provided with the guide clamping groove 10, and the side pad 3 is provided with the guide clamping block 11 in sliding contact with the guide clamping groove 10, specifically, the guide clamping groove 10 is a dovetail groove or a T-shaped groove, and the guide clamping block 11 is a dovetail guide block or a T-shaped guide block, so that when the hard alloy sample 12 is ground by contacting with sand paper or the like downwards, the side pad 3 cannot fall out of the sample mounting counter bore 6.
In this embodiment, in order to guarantee that the atress of side pad 3 is even, the tight screw rod 4 of side pad top and the quantity of lateral wall adjusting screw hole 8 are two, and the homogeneous phase sets up to side pad 3 symmetry, and the tight screw rod 4 of side pad top is perpendicular to its face of contacting with side pad 3. Meanwhile, the end parts of the side pad jacking screw rod 4 and the bottom pad adjusting screw rod 5 are both provided with a straight groove or an inner hexagonal hole, so that the adjustment is convenient.
In this embodiment, the bottom pad upper plane 9, to which the bottom pad 2 is attached to the cemented carbide sample 12, is parallel to the counterbore lower plane 13 of the fixture 1, so that the parallelism of the upper and lower planes of the cemented carbide sample 12 during grinding is ensured, and the subsequent hardness can be accurately measured.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a carbide sample grinds plane anchor clamps subassembly, its characterized in that, including side pad (3), the tight screw rod in side pad top (4) and mountable anchor clamps (1) on the rotatory mill (14) of metallography system appearance mill throw machine, be provided with sample installation counter bore (6) on anchor clamps (1), side pad (3) level sliding connection is in sample installation counter bore (6), the lateral wall of sample installation counter bore (6) is provided with lateral wall adjusting screw hole (8), the tight screw rod in side pad top (4) with lateral wall adjusting screw hole (8) are connected in order to support and lean on side pad (3).
2. The carbide sample grinding clamp assembly according to claim 1, further comprising a bottom pad (2) and a bottom pad adjusting screw (5), wherein the bottom pad (2) is vertically and slidably connected in the sample mounting counterbore (6), the side pad (3) is arranged on the bottom pad (2), a bottom adjusting threaded hole (7) is arranged at the bottom of the sample mounting counterbore (6), and the bottom pad adjusting screw (5) is connected with the bottom adjusting threaded hole (7) to abut against the bottom pad (2).
3. The carbide specimen grinding flat clamp assembly according to claim 2, characterized in that the length of the bottom pad adjusting screw (5) is not greater than the length of the bottom adjusting threaded hole (7), and the length of the side pad jacking screw (4) is not greater than the length of the side wall adjusting threaded hole (8).
4. The cemented carbide sample planishing jig assembly according to claim 2, wherein the jig (1) is a cylindrical structure mountable within a mounting hole (15) of the rotary grinding disc (14), the sample mounting counterbore (6) being provided on an upper plane of the cylindrical structure.
5. The carbide sample plane grinding clamp assembly according to claim 2, wherein the bottom pad (2) is provided with a guide clamping groove (10), and the side pad (3) is provided with a guide clamping block (11) in sliding connection with the guide clamping groove (10).
6. The carbide sample grinding clamp assembly according to claim 5, wherein the guide clamping groove (10) is a dovetail groove or a T-shaped groove, and the guide clamping block (11) is a dovetail guide block or a T-shaped guide block.
7. The carbide sample plane grinding clamp assembly according to any one of claims 2 to 6, wherein the number of the side pad jacking screws (4) and the number of the side wall adjusting threaded holes (8) are two, and are symmetrically arranged relative to the side pad (3), and the side pad jacking screws (4) are perpendicular to the contact surface of the side pad (3).
8. A cemented carbide specimen facing clamp assembly according to any one of claims 2 to 6, characterised in that the ends of the side pad jacking screw (4) and the bottom pad adjusting screw (5) are each provided with a slotted or hexagonal socket.
9. The carbide sample plane grinding clamp assembly according to any one of claims 2-6, wherein the upper plane (9) of the bottom pad (2) attached to the carbide sample (12) is parallel to the lower plane (13) of the counterbore of the clamp (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020676669.3U CN212206803U (en) | 2020-04-28 | 2020-04-28 | Carbide sample grinds plane anchor clamps subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020676669.3U CN212206803U (en) | 2020-04-28 | 2020-04-28 | Carbide sample grinds plane anchor clamps subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212206803U true CN212206803U (en) | 2020-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020676669.3U Active CN212206803U (en) | 2020-04-28 | 2020-04-28 | Carbide sample grinds plane anchor clamps subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212206803U (en) |
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2020
- 2020-04-28 CN CN202020676669.3U patent/CN212206803U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A fixture assembly for grinding plane of cemented carbide sample Effective date of registration: 20211123 Granted publication date: 20201222 Pledgee: Huarong Bank of Xiangjiang Limited by Share Ltd. 51 Zhuzhou branch Pledgor: ZHUZHOU JINGGONG CEMENTED CARBIDE Co.,Ltd. Registration number: Y2021980013080 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221027 Granted publication date: 20201222 Pledgee: Huarong Bank of Xiangjiang Limited by Share Ltd. 51 Zhuzhou branch Pledgor: ZHUZHOU JINGGONG CEMENTED CARBIDE Co.,Ltd. Registration number: Y2021980013080 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |