CN210160853U

CN210160853U - Metallographic specimen grinding device

Info

Publication number: CN210160853U
Application number: CN201920952908.0U
Authority: CN
Inventors: 闫亮明; 胡强; 孙丽; 安智涛; 岑子轩
Original assignee: Inner Mongolia University of Technology
Current assignee: Inner Mongolia University of Technology
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-03-20
Anticipated expiration: 2029-06-24

Abstract

The utility model discloses a metallographic specimen polishing device, which comprises a polishing mould, a clamping mould, a driving device, a polishing conveying device and a control platform; the grinding device comprises a clamping die, a driving device, a grinding conveying device and a control platform, wherein the clamping die, the driving device, the grinding conveying device and the control platform are all installed on an operation table surface, the grinding die is arranged above the clamping die, and the grinding die is connected with the clamping die through four positioning bent rods. The utility model discloses the metallography is polished through machinery and is replaced manual polishing, compact structure, and it is efficient, effectual to polish.

Description

Metallographic specimen grinding device

Technical Field

The utility model relates to a grinding device, concretely relates to metallographic specimen grinding device.

Background

Metallographic polishing is an important process before nondestructive testing of materials, and the requirement on the flatness of the whole plane of a sample is high when a metallographic sample is polished; at present, the metallographic phase is polished mainly by hand feeling, the requirements on the sample polishing environment and personal experience are high, the polishing speed is low, a metallographic sample suitable for the requirements is polished by a novice, and the polished sample cannot meet the requirements easily.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem in the correlation technique, the utility model provides a metallographic specimen grinding device to overcome the above-mentioned technical problem that current correlation technique exists.

The technical scheme of the utility model is realized in the way that 1, the metallographic specimen polishing device is characterized by comprising a polishing die, a clamping die, a driving device, a polishing conveying device and a control platform; the clamping mould, the driving device, the polishing conveying device and the control platform are all arranged on the operation table surface, the polishing mould is arranged above the clamping mould, and the polishing mould is connected with the clamping mould through four positioning bent rods;

the utility model discloses a polishing mould, including polishing platform, gear I, swing arm I, rack I, knob I, location curved bar, posterior lateral plate, compression leg and insert, the rear side of polishing platform is provided with the posterior lateral plate mutually perpendicular with the platform of polishing, install on the posterior lateral plate and stretch out rotatable swing arm I forward, install gear I on the pole body of swing arm I, knob I is installed to the rod end of swing arm I, the last rack I of installing the liftable of polishing platform, I and I looks meshing of rack of gear, the bottom surface of polishing platform is stretched out to the lower extreme of rack I, the bottom of rack I is provided with the compression leg, the preceding, the back both sides of polishing platform respectively are provided with two location curved bars.

The clamping mould comprises a base, a transverse plate, S-shaped clamps, a sample table, bosses, a gear II, a rack II, a rotary rod II and a knob II, wherein the base is integrally in a lower frame shape, the base is provided with a square opening which is through from front to back, two ends of the bottom of the base are respectively provided with a square groove, the transverse plate is arranged in the square opening of the base, the rotary rod II which can extend forwards and rotate is arranged on the transverse plate, the gear II is arranged on the rod body of the rotary rod II, the knob II is arranged at the rod end of the rotary rod II, the rack II which can penetrate through the upper surface and the lower surface of the top of the base and can lift is arranged on the base, the gear II is meshed with the rack II, the sample table for placing a sample to be polished is arranged at the top end of the rack II, the bosses are respectively arranged at the left side and the, the sample table fixes a sample to be polished on the sample table through two S-shaped clamps, and two ends of the positioning curved rod are respectively connected with the polishing platform and the base;

the utility model discloses a grinding machine, including base, conveyer belt, drive wheel, conveyer belt, base, grinding platform, base, grinding wheel, base, grinding wheel.

The utility model discloses a characteristics still lie in, drive arrangement is driving motor, driving motor is connected with the switch electricity that controls the platform and set up.

The utility model is characterized in that the S-shaped clamp is made of stainless steel.

The utility model discloses a characteristics still lie in, the material of conveyer belt is nylon canvas.

The utility model discloses a characteristics still lie in, the width of conveyer belt is less than the ascending width in square groove fore-and-aft direction.

The utility model discloses a characteristics still lie in, the compression leg is cylindric structure, the bottom surface of compression leg is provided with two parallel arrangement's bar and inserts.

The utility model discloses a characteristics still lie in, the bottom of inserting sets up two pulleys.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model provides an automatic grinding device of metallography can solve among the prior art the pure manual metallography of polishing this mode brought inefficiency and easily appear the inhomogeneous problem of plane of polishing, this automatic grinding device of metallography includes grinding die, centre gripping mould, drive arrangement, the conveyer of polishing and controls the platform, and clamping die, drive arrangement, the conveyer of polishing, control the platform and all install on operating the mesa, and grinding die sets up in the top of centre gripping mould, and grinding die is connected with centre gripping mould through four location knee levers. This automatic grinding device of metallography replaces manual polishing through mechanical polishing, compact structure, and it is efficient, effectual to polish.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a metallographic sample polishing device provided by an embodiment of the present invention;

fig. 2 is a schematic structural view of a clamping mold according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of the clamping mold after the base is removed according to the embodiment of the present invention;

FIG. 4 is a schematic view of a polishing mold according to an embodiment of the present invention;

FIG. 5 is a schematic view of an embodiment of the present invention showing a structure of an S-shaped clamp;

FIG. 6 is a diagram showing the combination of the conveyor belt, the S-shaped fixture and the sample according to the embodiment of the present invention;

FIG. 7 is a matching diagram of the transmission belt and the metallographic polishing sand paper in the embodiment of the present invention;

fig. 8 is a schematic view of the installation of the S-shaped clamp in the embodiment of the present invention.

Description of reference numerals: 1. polishing the mold; 2. clamping the mold; 3. a drive device; 4. polishing the conveying device; 5. polishing the platform; 6. a gear I; 7. a rotating rod I; 8. a rack I; 9. a knob I; 10. positioning a curved rod; 11. a rear side plate; 12. pressing the column; 13. an insert; 14. a base; 15. a transverse plate; 16. an S-shaped clamp; 17. a sample stage; 18. a boss; 19. a gear II; 20. a rack II; 21. a console; 22. a knob II; 23. a driven wheel; 24. a conveyor belt; 25. a driving wheel; 26. a square opening; 27. a square groove; 28. a switch; 29. a rotating rod II; 30. a pulley; 31. an interlayer; 32. polishing abrasive paper by metallographic phase; 33. and (4) sampling.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.

According to the utility model discloses an embodiment provides a metallographic specimen grinding device.

As shown in fig. 1-8, a metallographic specimen polishing device according to an embodiment of the present invention includes a polishing mold 1, a holding mold 2, a driving device 3, a polishing conveyer 4, and a console 21; the clamping mould 2, the driving device 3, the polishing conveying device 4 and the control table 21 are all arranged on the operation table surface, the polishing mould 1 is arranged above the clamping mould 2, and the polishing mould 1 is connected with the clamping mould 2 through four positioning bent rods 10;

grinding die 1 is including the platform of polishing 5, gear I6, swing arm I7, rack I8, knob I9, location curved bar 10, posterior lateral plate 11, compression leg 12 and insert 13, grinding platform 5's rear side is provided with and polishes 5 looks vertically posterior lateral plate 11, install on the posterior lateral plate 11 and stretch out rotatable swing arm I7 forward, install gear I6 on the pole body of swing arm I7, knob I9 is installed to the rod end of swing arm I7, polish and install I8 of liftable rack on the platform 5, I6 of gear and I8 looks meshing of rack, the bottom surface of polishing platform 5 is stretched out to the lower extreme of rack I8, the bottom of rack I8 is provided with compression leg 12, grinding platform 5 preceding, the back both sides respectively are provided with two location curved bar 10.

The clamping die 2 comprises a base 14, a transverse plate 15, an S-shaped clamp 16, a sample table 17, bosses 18, a gear II 19, a rack II 20, a rotary rod II 29 and a knob II 22, the base 14 is integrally in a lower frame shape, the base 14 is provided with a square opening 26 which is through from front to back, two ends of the bottom of the base 14 are respectively provided with a square groove 27, the transverse plate 15 is arranged in the square opening of the base 14, the transverse plate 15 is provided with the rotary rod II 29 which extends forwards and can rotate, a gear II 19 is arranged on a rod body of the rotary rod II 29, the knob II 22 is arranged on a rod end of the rotary rod II 29, the base 14 is provided with the rack II 20 which penetrates through the upper surface and the lower surface of the top of the base 14 and can lift up and down, the gear II 19 is meshed with the rack II 20, the top end of the rack II 20 is provided with the sample table 17 for placing a sample 33 to be polished, two, the sample table 17 fixes the sample to be polished on the sample table 17 through two S-shaped clamps 16, in the embodiment, the S-shaped clamps are fixed on the boss 18 through bolts, as shown in fig. 8, after the heights of the two S-shaped clamps are adjusted by adopting different numbers of gaskets, the bolts are tightly screwed, the S-shaped clamps are fixed through the pressure of the bolts, so that the sample is fixed, during installation, the S-shaped clamps are located at the middle position of the sample as much as possible, and if the thickness of the S-shaped clamps relative to the sample is too thin, the number of the S-shaped clamps can be increased.

Two ends of the positioning curved rod 10 are respectively connected with the polishing platform 5 and the base 14;

polishing conveyer 4 includes action wheel 25, follow driving wheel 23 and conveyer belt 24, action wheel 25, set up in the frame on the operation mesa and be located the both sides of centre gripping mould 2 respectively with rotating from driving wheel 23, action wheel 25, connect through conveyer belt 24 between the follow driving wheel 23, the upper segment part of conveyer belt 24 wears to locate between polishing platform 5 and the boss 18, the lower segment part of conveyer belt 24 wears to locate in the square groove 27 of base 14 bottom, the metallographic abrasive paper 32 of polishing is adhered to the conveyer belt 24 medial surface, the front side of action wheel 25 is provided with drive arrangement 3 of installing on the operation mesa, action wheel 25 is connected with drive arrangement 3's power output shaft transmission, it is provided with control drive arrangement 3's switch 28 on the platform 21 to control.

In the embodiment of the present invention, the driving device 3 is a driving motor, and the driving motor is electrically connected to the switch 28 disposed on the console 21. The S-shaped clamp 16 is stainless steel. The material of the conveyor belt 24 is nylon canvas. The width of the belt 24 is smaller than the width of the square groove 27 in the front-rear direction, and in the present embodiment, the width of the belt 24 is 20 cm.

Wherein, as shown in fig. 4, the compression leg 12 is a cylindrical structure, and as a preferred embodiment of the present invention, the bottom surface of the compression leg 12 is provided with two bar-shaped inserts 13 arranged in parallel, and further, the bottom end of the insert 13 is provided with two pulleys 30, as shown in fig. 6. In this embodiment, what the insert 13 bottom set up is two diameter pulleys 30 that are 1cm, and the centre of a circle of two pulleys 30 is apart from being 6cm, makes sample 33 be located between two pulleys 30, and conveyer belt 24 is pressed by the pulley 30 of insert 13 lower extreme to make metallography sand paper 32 and sample 33 contact, when guaranteeing that sample 33 can receive the pressure of compression leg 12, can avoid producing sharp-pointed scraping with conveyer belt 24.

The utility model provides a metallographic specimen grinding device can be applicable to the polishing before 2500 mesh abrasive paper to the sample. The sanding from coarse to fine is realized by replacing the sand paper in the conveying belt. In this embodiment, abrasive paper width control is within 7cm, the intermediate position of setting in whole section conveyer belt width direction, it is specific, fig. 7 shows that the metallography is polished abrasive paper 32 and is set up the mode on the conveyer belt, as shown in fig. 7, the inboard of conveyer belt is provided with and is used for laying the metallography and polish intermediate layer 31 of abrasive paper 32, can be with the abrasive paper of specified dimension fill can, the metallography is polished abrasive paper 32 accessible and is utilized the double faced adhesive tape of width 1cm to paste in the intermediate layer 31 of conveyer belt intermediate position in abrasive paper both sides border position, can conveniently change the abrasive paper of different roughness, because most width of metallography test piece is within 5cm, so in this embodiment, it can be 10cm to expose the abrasive paper width in the conveyer belt.

The embodiment of the utility model provides a grinding device is in the use, before polishing the sample, place sample 33 on sample platform 17 in centre gripping mould 2, use knob II 22 to adjust sample platform 17 and rise, control sample platform 17 height, rotatory S-shaped anchor clamps 16, screw the bolt, fixed S-shaped anchor clamps 16, utilize S-shaped anchor clamps centre gripping sample 33, put abrasive paper into the intermediate layer of drive belt, afterwards, the conveyor belt is arranged on the driving wheel and the driven wheel, a switch on the console is clicked at the moment to drive the motor, when the motor control action wheel was rotatory, the action wheel ordered about to have had the conveyer belt of abrasive paper along track movement, and the knob I9 on the platform 5 of adjusting this moment of polishing makes the compression leg 12 of platform 5 below extrude the conveyer belt in the sample top, realizes the parallel in close contact with of abrasive paper and sample to carry out automatic parallel to the sample and polish. After polishing is finished, a switch is clicked to close the equipment, the motor stops running, and the conveyor belt stops moving; at this time, the pressing rod 12 above the sample is controlled to rise, the S-shaped clamp 16 is rotated reversely, the sample is taken out, and the polishing is finished. This automatic grinding device of metallography replaces manual polishing through mechanical polishing, compact structure, and it is efficient, effectual to polish.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A metallographic specimen polishing device is characterized by comprising a polishing mold (1), a clamping mold (2), a driving device (3), a polishing conveying device (4) and a control platform (21); the grinding device comprises a clamping mould (2), a driving device (3), a grinding conveying device (4) and a control table (21), wherein the clamping mould (2), the driving device (3), the grinding conveying device (4) and the control table (21) are all arranged on an operation table surface, the grinding mould (1) is arranged above the clamping mould (2), and the grinding mould (1) is connected with the clamping mould (2) through four positioning bent rods (10);

the polishing mould (1) comprises a polishing platform (5), a gear I (6), a rotary rod I (7), a rack I (8), a knob I (9), a positioning curved rod (10), a rear side plate (11), a compression leg (12) and an insert (13), wherein the rear side of the polishing platform (5) is provided with the rear side plate (11) which is perpendicular to the polishing platform (5), the rear side plate (11) is provided with the rotary rod I (7) which extends forwards and can rotate, the rod body of the rotary rod I (7) is provided with the gear I (6), the rod end of the rotary rod I (7) is provided with the knob I (9), the polishing platform (5) is provided with the liftable rack I (8), the gear I (6) is meshed with the rack I (8), the lower end of the rack I (8) extends out of the bottom surface of the polishing platform (5), the compression leg (12) is arranged at the bottom end of the rack I (8), two positioning curved rods (10) are respectively arranged on the front side and the rear side of the polishing platform (5);

the clamping die (2) comprises a base (14), a transverse plate (15), an S-shaped clamp (16), a sample table (17), a boss (18), a gear II (19), a rack II (20), a rotary rod II (29) and a rotary knob II (22), wherein the base (14) is integrally shaped like a lower frame, the base (14) is provided with a square opening (26) which is through from front to back, square grooves (27) are respectively arranged at two ends of the bottom of the base (14), the transverse plate (15) is arranged in the square opening of the base (14), the rotary rod II (29) which can extend forwards and can rotate is installed on the transverse plate (15), the gear II (19) is installed on the rod body of the rotary rod II (29), the rotary knob II (22) is installed at the rod end of the rotary rod II (29), the rack II (20) which runs through the upper surface and the lower surface of the top of the base (14) and can, the gear II (19) is meshed with the rack II (20), a sample table (17) for placing a sample (33) to be polished is arranged at the top end of the rack II (20), bosses (18) are respectively arranged on the left side and the right side of the top surface of the base (14), an S-shaped clamp (16) is mounted above each boss (18), the sample table (17) fixes the sample to be polished on the sample table (17) through the two S-shaped clamps (16), and two ends of the positioning curved rod (10) are respectively connected with the polishing platform (5) and the base (14);

the polishing conveying device (4) comprises a driving wheel (25), a driven wheel (23) and a conveying belt (24), wherein the driving wheel (25) and the driven wheel (23) are respectively and rotatably arranged on the rack of the operation table board and are respectively positioned at two sides of the clamping mould (2), the driving wheel (25) and the driven wheel (23) are connected through the conveying belt (24), the upper section part of the conveying belt (24) is penetrated between the polishing platform (5) and the boss (18), the lower section part of the conveying belt (24) is penetrated in a square groove (27) at the bottom of the base (14), metallographic polishing sand paper (32) is attached to the inner side surface of the conveying belt (24), a driving device (3) arranged on the operation table board is arranged at the front side of the driving wheel (25), and the driving wheel (25) is in transmission connection with a power output shaft of the driving device (3), the console (21) is provided with a switch (28) for controlling the drive device (3).

2. A metallographic specimen grinding device according to claim 1, characterized in that said drive means (3) is a drive motor, said drive motor being electrically connected to a switch (28) provided in the console (21).

3. A metallographic grinding device according to claim 1, characterized in that said S-shaped jig (16) is made of stainless steel.

4. A metallographic sample polishing device according to claim 1, characterised in that said conveyor belt (24) is made of nylon canvas.

5. A metallographic sample polishing device according to claim 1, characterised in that said conveyor belt (24) has a width smaller than the width of the square groove (27) in the front-rear direction.

6. A metallographic specimen grinding device according to claim 1, characterized in that said compression leg (12) is of a cylindrical structure, and the bottom surface of said compression leg (12) is provided with two parallel strip-shaped inserts (13).

7. A metallographic grinding device according to claim 6, characterised in that two pulleys (30) are provided at the bottom end of said insert (13).