CN213289764U

CN213289764U - Low-noise grinding and polishing machine for coarse grinding of metallographic specimen

Info

Publication number: CN213289764U
Application number: CN202022296608.7U
Authority: CN
Inventors: 尹光军
Original assignee: Suzhou Jingkai Instrument Equipment Co ltd
Current assignee: Suzhou Jingkai Instrument Equipment Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-05-28
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a low noise type metallographic specimen corase grind is with grinding machine of throwing, the on-line screen storage device comprises a base, cavity one has been seted up in the base, and installs motor one on the lateral wall of base, the rigid coupling has the lead screw on the output of motor one, the other end of lead screw extends to in the cavity one, and the stretching of lead screw serves the meshing and has cup jointed the slider, outside the top of slider extended to the base, and stretching out of slider served the rigid coupling to have a removal cover, the top rigid coupling that removes the cover has the sliding sleeve, sliding in the sliding sleeve has cup jointed the guide arm, the other end rigid coupling of guide arm has the fixed block, the bottom rigid coupling of fixed block has fixed cover, fixed cover and base rigid coupling. The grinding and polishing machine can simultaneously process a plurality of samples, is beneficial to large-scale grinding and polishing of metallographic samples, and enables processing to be fast, so that the processing efficiency is improved, manual clamping is not needed, the labor cost is reduced, the ground surface is not easy to deviate, time and labor are saved, and the processing quality is improved.

Description

Low-noise grinding and polishing machine for coarse grinding of metallographic specimen

Technical Field

The utility model relates to a metallographic specimen detects technical field, specifically is a machine is thrown with grinding to low noise type metallographic specimen corase grind.

Background

Metallographic observation is an important means for researching the performance of metal materials or alloys, and is important reference data for processing materials and formulating heat treatment processes, the preparation quality of a metallographic specimen directly influences the result of the metallographic observation, and a metallographic specimen grinding and polishing machine is necessary equipment for preparing the metallographic specimen, and is still a grinding and polishing machine which is manually operated in universities, research institutions and industrial and mining enterprises at present;

the general grinding and polishing machine in the market needs to manually take a sample, so that the grinding surface of the sample is easy to deviate, the grinding amount is difficult to be accurate, inconvenience is brought to detection of the sample, time and labor are wasted, the working efficiency is reduced, the general grinding and polishing machine can only process a single sample, large-scale grinding and polishing of a metallographic sample is not facilitated, and the problem of slow processing is brought.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a machine is thrown with grinding to low noise type metallographic specimen corase grind to solve the general machine of throwing that proposes in the above-mentioned background and need artifical manual sample of taking, make the easy deviation of the mill face of sample, thereby make the grinding volume be difficult to the accuracy, bring inconvenience for the detection of sample, waste time and energy, work efficiency has been reduced, and general machine of throwing that grinds can only process single sample, thereby be unfavorable for the extensive mill of metallographic specimen to throw, brought the slow problem of processing.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low noise type metallographic specimen grinds with grinding and throwing machine for the corase, includes the base, it has cavity one to open in the base, and installs motor one on the lateral wall of base, the rigid coupling has the lead screw on the output of motor one, the other end of lead screw extends to in the cavity one, and the stretching-in of lead screw serves the meshing and has cup jointed the slider, the top of slider extends outside the base, and the stretching-out of slider serves the rigid coupling and have the removal cover, the top rigid coupling of removal cover has the sliding sleeve, sliding sleeve has cup jointed the guide arm in the sliding sleeve, the other end rigid coupling of guide arm has the fixed block, the bottom rigid coupling of fixed block has fixed cover, fixed cover and base rigid coupling, and install the linking frame on the lateral wall of fixed cover, install motor two in the linking frame, the rigid coupling has the transmission shaft on motor two's the output, and the extending end of the transmission shaft is fixedly sleeved with a grinding wheel.

Preferably, a vertical rod is installed on the inner top surface of the movable sleeve, a connecting plate is fixedly connected to the other end of the vertical rod, a guide pillar is fixedly connected to the side wall of the connecting plate, a movable frame is slidably sleeved to the other end of the guide pillar, and a spring is installed between the movable frame and the connecting plate.

Preferably, the clamping block is fixedly sleeved in the movable frame, a cavity II is formed in the side wall of the clamping block, an electric push rod is installed on the side wall of the cavity II, the other end of the electric push rod extends into the clamping block, and a clamping rod is fixedly connected to the extending end of the electric push rod.

Preferably, the top surface of the sliding sleeve is meshed and sleeved with a positioning screw, a bayonet is formed in the surface of the guide rod, the bottom end of the positioning screw is connected with the bayonet of the guide rod in an embedded mode, the top surface of the base penetrates through the first cavity and is provided with a sliding groove, and the sliding groove is in sliding sleeve connection with the sliding block.

Preferably, the clamping blocks are arranged in two groups, the two clamping blocks are symmetrically arranged relative to the guide pillar, the clamping rods are arranged in two groups, and one group of clamping rods is symmetrically arranged relative to the central axis of the clamping blocks.

Preferably, the number of the springs is two, the two springs are symmetrically arranged about the guide post, and the connecting plate is arranged in parallel with the moving frame.

Compared with the prior art, the beneficial effects of the utility model are that:

the grinding and polishing machine places the samples in the two clamping blocks, and starts the electric push rods in the clamping blocks to push the clamping rods to move oppositely, so that the clamping rods clamp the samples, the purpose of fixing the samples is achieved, a plurality of samples can be processed simultaneously, large-scale grinding and polishing of metallographic samples are facilitated, the processing is rapid, and the processing efficiency is improved;

the grinding and polishing machine drives the screw rod to rotate by starting the first motor on the base, so that the sliding block on the screw rod moves, the sliding block is limited by the sliding groove and cannot rotate, the sliding block horizontally moves, the purpose that the sliding block drives the movable sleeve to move is further achieved, the sliding sleeve on the movable sleeve moves along the guide rod, the purpose that the movable sleeve and the fixed sleeve are accurately closed is achieved, the positioning screw is rotated, the positioning screw fixes the movable sleeve, grinding and polishing fragments are prevented from splashing out, leakage of noise is reduced, at the moment, a sample on the clamping block is extruded by the grinding wheel, the sample pushes the movable frame to move backwards along the guide column, the spring is compressed, elastic potential energy is stored, kinetic energy is provided for resetting of the movable frame, after the sample is worn, the spring automatically rebounds, the sample is always attached to the grinding wheel, the purpose of accurately eliminating grinding amount is achieved, and grinding, and the second motor on the connecting frame is started again, so that the second motor drives the grinding wheel to rotate through the transmission shaft for grinding and polishing, manual clamping is not needed, the labor cost is reduced, the ground surface is not easy to deviate, time and labor are saved, and the processing quality is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the base structure of the present invention;

FIG. 3 is a sectional view of the fixing sleeve structure of the present invention;

FIG. 4 is an enlarged view of part A of the structure of the present invention;

fig. 5 is a sectional view of the structure of the clamping block of the present invention.

In the figure: 1. a base; 2. a first motor; 3. a screw rod; 4. a slider; 5. moving the sleeve; 6. a sliding sleeve; 7. a guide bar; 8. a fixed block; 9. fixing a sleeve; 10. a linking frame; 11. a second motor; 12. a drive shaft; 13. a grinding wheel; 14. a vertical rod; 15. a connector tile; 16. a spring; 17. a guide post; 18. moving the frame; 19. a clamping block; 20. an electric push rod; 21. a clamping bar; 22. and (5) positioning the screw.

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 without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a low-noise grinding and polishing machine for rough grinding of metallographic samples comprises a base 1, wherein a first cavity is formed in the base 1, a first motor 2 is installed on the side wall of the base 1, a lead screw 3 is fixedly connected to the output end of the first motor 2, the other end of the lead screw 3 extends into the first cavity, a slide block 4 is meshed and sleeved on the extending end of the lead screw 3, the top end of the slide block 4 extends out of the base 1, a moving sleeve 5 is fixedly connected to the extending end of the slide block 4, a slide sleeve 6 is fixedly connected to the top end of the moving sleeve 5, a guide rod 7 is slidably sleeved in the slide sleeve 6, a fixed block 8 is fixedly connected to the other end of the guide rod 7, a fixed sleeve 9 is fixedly connected to the bottom end of the fixed block 8, the fixed sleeve 9 is fixedly connected to the base 1, a connecting frame 10 is installed on the side wall of the fixed sleeve 9, a second motor 11 is installed in the connecting frame 10, a grinding wheel 13 is fixedly sleeved on the extending end of the transmission shaft 12, a first motor 2 on the base 1 is started, the first motor 2 drives the screw rod 3 to rotate, the sliding block 4 on the screw rod 3 moves, the sliding block 4 cannot rotate due to the limitation of the sliding groove, the sliding block 4 horizontally moves, the purpose that the sliding block 4 drives the movable sleeve 5 to move is achieved, the sliding sleeve 6 on the movable sleeve 5 moves along the guide rod 7, the purpose that the movable sleeve 5 and the fixed sleeve 9 are accurately closed is achieved, the positioning screw 22 is rotated, the movable sleeve 5 is fixed by the positioning screw 22, the splashing of grinding scraps is avoided, meanwhile, the leakage of noise is reduced, the ground surface is not prone to offset, time and labor are saved, and the processing quality is improved;

a vertical rod 14 is installed on the inner top surface of the movable sleeve 5, a connecting plate 15 is fixedly connected to the other end of the vertical rod 14, a guide pillar 17 is fixedly connected to the side wall of the connecting plate 15, a movable frame 18 is slidably sleeved to the other end of the guide pillar 17, a spring 16 is installed between the movable frame 18 and the connecting plate 15, a sample on the clamping block 19 is extruded by the grinding wheel 13, the sample pushes the movable frame 18 to move backwards along the guide pillar 17, the spring 16 compresses, elastic potential energy is stored, kinetic energy is provided for resetting of the movable frame 18, when the sample is abraded, the spring 16 automatically rebounds, the sample is always attached to the grinding wheel 13, the purpose of accurately eliminating abrasion loss is achieved, and abrasion and polishing interruption; the clamping blocks 19 are fixedly sleeved in the moving frame 18, the side walls of the clamping blocks 19 are internally provided with a second cavity, the side walls of the second cavity are provided with electric push rods 20, the other ends of the electric push rods 20 extend into the clamping blocks 19, clamping rods 21 are fixedly connected to the extending ends of the electric push rods 20, the samples are placed in the two clamping blocks 19, the electric push rods 20 in the clamping blocks 19 are started, the electric push rods 20 push the clamping rods 21 to move oppositely, the clamping rods 21 clamp the samples, the purpose of fixing the samples is achieved, a plurality of samples can be simultaneously processed, large-scale grinding and polishing of the metallographic samples are facilitated, and the processing is fast, so that the processing efficiency is improved; the top surface of the sliding sleeve 6 is meshed and sleeved with a positioning screw 22, the surface of the guide rod 7 is provided with a bayonet, the bottom end of the positioning screw 22 is connected with the bayonet of the guide rod 7 in an embedded mode, the top surface of the base 1 penetrates through the cavity I and is provided with a sliding groove, and the sliding groove is in sliding sleeve connection with the sliding block 4, so that the positioning screw 22 can fix the movable sleeve 5, and the expected effect is achieved conveniently; the two clamping blocks 19 are arranged symmetrically about the guide post 17, the two groups of clamping rods 21 are arranged, and the group of clamping rods 21 are arranged symmetrically about the central axis of the clamping blocks 19, so that the structure is reasonable, and a plurality of samples can be processed simultaneously; the springs 16 are provided in two, and the two springs 16 are symmetrically arranged about the guide post 17, and the engaging plate 15 is arranged in parallel with the moving frame 18, so that the structure is reasonable, and the expected effect is achieved conveniently.

The working principle is as follows: the sample is placed in the two clamping blocks 19, the electric push rod 20 in the clamping blocks 19 is started, the electric push rod 20 pushes the clamping rods 21 to move oppositely, the clamping rods 21 clamp the sample to achieve the purpose of fixing the sample, a plurality of samples can be processed simultaneously, large-scale grinding and polishing of metallographic samples are facilitated, processing is rapid, and processing efficiency is improved, the splashing of grinding and polishing scraps is avoided, meanwhile, the leakage of noise is reduced, at the moment, a sample on the clamping block 19 is extruded by the grinding wheel 13, the sample pushes the movable frame 18 to move backwards along the guide pillar 17, the spring 16 is compressed and stores elastic potential energy to provide kinetic energy for the reset of the movable frame 18, after the sample is abraded, the spring 16 automatically rebounds, the sample is always attached to the grinding wheel 13, the purpose of accurately eliminating the grinding amount is achieved, the grinding and polishing interruption is avoided, the motor II 11 on the connecting frame 10 is started again, the motor II 11 drives the grinding wheel 13 to rotate through the transmission shaft 12, the grinding and polishing are carried out, manual clamping is not needed, the labor cost is reduced, meanwhile, the ground surface is not prone to deviation, time and labor are saved, the processing quality is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a machine is thrown with grinding to low noise type metallographic specimen corase grind, includes base (1), its characterized in that: the utility model discloses a motor, including base (1), screw rod (3), fixed sleeve (5), sliding sleeve (6), guide arm (7) have been cup jointed in sliding sleeve (6), the other end rigid coupling of guide arm (7) has fixed block (8), the bottom rigid coupling of fixed block (8) has fixed cover (9), fixed cover (9) and base (1) rigid coupling, and install motor (2) on the lateral wall of fixed cover (9), the rigid coupling has lead screw (3) on the output of motor (2), the other end of lead screw (3) extends to in the cavity, and the meshing has been cup jointed on the income end of lead screw (3), the top of slider (4) is served the rigid coupling and is had removed cover (5), the top rigid coupling of removing cover (5) has sliding sleeve (6), sliding sleeve (6) is interior has been cup jointed guide arm (7), the other end rigid coupling of guide arm (7) has fixed block (8), the bottom rigid, a second motor (11) is installed in the connecting frame (10), a transmission shaft (12) is fixedly connected to the output end of the second motor (11), the other end of the transmission shaft (12) extends into the fixing sleeve (9), and a grinding wheel (13) is fixedly sleeved on the extending end of the transmission shaft (12).

2. The grinding and polishing machine for rough grinding of low-noise metallographic specimen according to claim 1, characterized in that: the inner top surface of the moving sleeve (5) is provided with a vertical rod (14), the other end of the vertical rod (14) is fixedly connected with a connecting plate (15), the side wall of the connecting plate (15) is fixedly connected with a guide pillar (17), the other end of the guide pillar (17) is sleeved with a moving frame (18) in a sliding mode, and a spring (16) is arranged between the moving frame (18) and the connecting plate (15).

3. The grinding and polishing machine for rough grinding of low-noise metallographic specimen according to claim 2, characterized in that: fixed cover has connect grip block (19) in removal frame (18), cavity two has been seted up in the lateral wall of grip block (19), install electric putter (20) on the lateral wall of cavity two, in electric putter (20) the other end extended to grip block (19), and electric putter (20) stretch into to serve the rigid coupling and have clamping bar (21).

4. The grinding and polishing machine for rough grinding of low-noise metallographic specimen according to claim 1, characterized in that: positioning screw (22) have been cup jointed in the top surface meshing of sliding sleeve (6), the bayonet socket has been seted up on the surface of guide arm (7), and the bottom of positioning screw (22) is connected with the bayonet socket gomphosis of guide arm (7), the top surface of base (1) link up the cavity one and has seted up the spout, the spout cup joints with slider (4) slip.

5. The grinding and polishing machine for rough grinding of low-noise metallographic specimen according to claim 3, characterized in that: the clamping blocks (19) are arranged in two numbers, the two clamping blocks (19) are symmetrically arranged relative to the guide column (17), the clamping rods (21) are arranged in two groups, and one group of clamping rods (21) are symmetrically arranged relative to the central axis of the clamping blocks (19).

6. The grinding and polishing machine for rough grinding of low-noise metallographic specimen according to claim 2, characterized in that: the two springs (16) are arranged, the two springs (16) are symmetrically arranged relative to the guide post (17), and the connecting plate (15) is arranged in parallel with the moving frame (18).