Pellet compression resistance detection sample selection device

Abstract

The utility model belongs to the field of selecting devices, in particular relates to a selecting device for a pellet compression resistance detection sample, and aims to solve the problems that when an existing selecting device for the pellet compression resistance detection sample is used, manual operation of workers is needed, time and labor are wasted, the workers need to count selected pellets one by one in the selecting process, and the working efficiency is high. In order to solve the problem of inconvenience, the utility model provides the following scheme that the device comprises a bottom plate, a driving mechanism, a sampling mechanism, a sample mixing mechanism and a circular plate, a support frame is arranged on the bottom plate, a shell is fixedly mounted at the top of the support frame, the circular plate is rotatably connected in the shell, and the driving mechanism is arranged on the support frame. According to the utility model, the effects of fully and uniformly mixing, sampling and counting samples can be automatically realized through the matching of all the parts, so that the effect of randomly selecting the samples is achieved, the problems of non-uniform compressive strength of the samples, randomness of manual ball selection and the like are solved, and the structure is simple and easy to operate.

Description

Technical Field

[0001] The utility model relates to the technical field of selection devices, in particular to a device for selecting pellet ore compression test samples. Background Art

[0002] At present, the pellet compression test sample is 1000g with a particle size range of -12.5~+10.0mm, dried at 105±5℃, and cooled to room temperature before the test. Take 60 pellet compression test samples, place them one by one (single ball) in the center of the pressure plate, apply load at a constant speed, record the maximum load when the sample is completely broken under the load, and finally take the arithmetic average of the maximum loads of 60 balls;

[0003] In the prior art, in this 1000g sample, the maximum load deviation when a single ball breaks is too large, and in the process of ball selection, there are many subjective reasons for manual sampling, the compression data fluctuates greatly, and there is a phenomenon of poor repeatability of the same sample. In response to the above problems, the application number is: 201721058094.3, which discloses a random selection device for pellet compression test samples, which includes a mixing cylinder, a sample loading plate, a bracket, and a base. It is characterized in that the mixing cylinder is connected to the bracket through a rotating shaft, the bracket is fixed on the base, a sample loading port is opened on the mixing cylinder, and a sample outlet hole is provided on the other side of the mixing cylinder opposite to the sample loading port, and a cover plate is provided on the sample loading port and the sample outlet hole, and a sample loading plate is placed under the mixing cylinder;

[0004] However, after reading the above patent documents, the following problems are found: when in use, the staff needs to operate manually, which is time-consuming and laborious, and in the selection process, the staff needs to count the selected pellets one by one, which is inconvenient. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a device for selecting pellet ore compression test samples.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A device for selecting pellet ore compression test samples comprises a bottom plate, a driving mechanism, a sampling mechanism, a sample mixing mechanism and a circular plate, wherein the bottom plate is provided with a support frame, a shell is fixedly installed on the top of the support frame, a circular plate is rotatably connected in the shell, a driving mechanism is provided on the support frame, the driving mechanism is connected to the circular plate, a sampling mechanism is provided on the circular plate, the sampling mechanism is connected to the driving mechanism, a sample mixing mechanism is provided on the circular plate, the sample mixing mechanism is connected to the shell, a partition is fixedly installed in the shell, the partition is in contact with the circular plate, and the The partition is connected to the sample mixing mechanism, and the sampling mechanism includes a circular tube, a guide plate, a gear three and a gear ring. The circular plate is provided with a groove, and a circular tube is rotatably connected in the groove. The circular tube is provided with a plurality of sampling holes. Through the coordinated design of the driving mechanism, the sampling mechanism, the sample mixing mechanism, the circular plate and the partition, the sample can be automatically mixed, sampled and counted to achieve the effect of randomly selecting samples, which solves the problems of uneven compressive strength of samples and randomness of manual ball selection. In addition, the structure is simple and easy to operate, which improves convenience and practicality.

[0008] Specifically, a material guide plate is contacted and connected inside the circular tube, one end of the material guide plate is fixedly connected to the circular plate, a gear three is fixedly sleeved on the circular tube, a gear three is meshingly connected to a gear ring, and the gear ring is fixedly connected to the shell, the circular plate drives the circular tube one to move and enables the gear three on the circular tube one to mesh and transmit with the gear ring, so that the circular tube one rotates on the circular plate, and in this process, when the sampling hole on the circular tube one corresponds to the through hole on the partition, the pattern located at the through hole position falls into the circular tube one, thereby achieving the effect of automatic sampling.

[0009] Specifically, the driving mechanism includes a motor, gear one, gear two and round tube two. The motor is fixedly installed on the support frame. The output end of the motor is fixedly connected to gear one. Gear one is meshed with gear two. Gear two is fixedly connected to round tube two. One end of round tube two passes through the shell and is fixedly connected to the circular plate. Round tube two is rotatably connected to round tube one. One end of round tube two is rotatably sleeved with round tube three. Round tube three is fixedly connected to the support frame. The circular plate is rotated in the shell through the action of the driving mechanism, thereby achieving the purpose of driving the sampling mechanism and the mixing mechanism to move.

[0010] Specifically, the inner shell of the sample mixing mechanism comprises a diverter cone and a stirring rod, the top of the circular plate is fixedly mounted with a diverter cone, both sides of the diverter cone are fixedly mounted with stirring rods, one end of the two stirring rods are slidably connected to the shell, the diverter cone is contact-connected with the partition, and the coordinated design of the cover plate, the sample placing tube and the sample mixing mechanism can achieve the effect of diverting and mixing the sample.

[0011] Specifically, a cover plate is sleeved on the top of the shell, a sample laying tube is fixedly connected to the cover plate, the sample laying tube corresponds to the diverter cone, and the sample is loaded into the pellet ore compression test sample selection device through the sample laying tube. During this process, the sample moves to the surroundings due to the force of the diverter cone, thereby achieving the effect of diverting the sample.

[0012] Specifically, a counter body is provided on the shell, one end of which is fixedly installed in the circular tube three and is an infrared automatic induction counter.

[0013] Specifically, a sample loading tray is provided on the bottom plate, and the sample loading tray corresponds to the three circular tubes.

[0014] Specifically, the partition is provided with a plurality of through holes, the plurality of through holes and the sampling holes are all adapted to the pelletized ore, and the plurality of through holes are respectively adapted to the plurality of sampling holes, so that the sample can fall into the circular tube 1 easily.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] (1) The utility model provides a device for selecting pellet ore compression test samples. The driving mechanism causes the circular plate to rotate in the shell, thereby driving the sampling mechanism and the mixing mechanism to move, thereby achieving the effect of automatically mixing, sampling and counting the sample.

[0017] (2) The device for selecting pellet compression test samples of the utility model achieves the purpose of automatic random sampling through the coordinated design of the circular tube and the partition with the plurality of sampling holes and through holes.

[0018] (3) The device for selecting pellet ore compression test samples of the utility model can achieve the effect of dividing and mixing samples through the coordinated design of the cover plate, the sample placing tube and the sample mixing mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following will briefly introduce the drawings required for the implementation or the prior art description. Obviously, the drawings described below are only exemplary, and the structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions that can be implemented in the utility model, so they have no technical substantive significance, and any structural modification, change in proportional relationship or adjustment of size.

[0020] Figure 1 This is a three-dimensional structural schematic diagram of a pellet compression test sample selection device proposed by the utility model;

[0021] Figure 2 This is a schematic diagram of the main structure of a device for selecting pellet compression test samples proposed by the utility model;

[0022] Figure 3 is a schematic diagram of the structure of the partition and the through hole;

[0023] Figure 4 It is a schematic diagram of the structure of the circular plate, the circular tube, the sampling hole and the diverter cone;

[0024] Figure 5 It is a schematic diagram of the structure of the circular tube one, the sampling hole, the guide plate and the gear three.

[0025] In the figure: 1. bottom plate; 2. support frame; 3. shell; 4. round plate; 5. round tube 1; 6. diverter cone; 7. partition; 8. motor; 9. gear 1; 10. gear 2; 11. round tube 2; 12. guide plate; 13. round tube 3; 14. cover plate; 15. sampling hole; 16. counter body; 17. through hole; 18. gear 3; 19. gear ring; 20. sample tube; 21. sample tray; 22. stirring rod. DETAILED DESCRIPTION

[0026] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] Reference Figure 1-5A device for selecting pellet ore compression test samples comprises a bottom plate 1, a driving mechanism, a sampling mechanism, a mixing mechanism and a circular plate 4. The bottom plate 1 is provided with a support frame 2, a shell 3 is fixedly installed on the top of the support frame 2, a circular plate 4 is rotatably connected in the shell 3, a driving mechanism is provided on the support frame 2, the driving mechanism is connected to the circular plate 4, a sampling mechanism is provided on the circular plate 4, the sampling mechanism is connected to the driving mechanism, a mixing mechanism is provided on the circular plate 4, the mixing mechanism is connected to the shell 3, a partition 7 is fixedly installed in the shell 3, and the partition 7 is in contact with the circular plate 4. The partition 7 is connected to the sample mixing mechanism, and the sampling mechanism includes a circular tube 5, a guide plate 12, a gear three 18 and a gear ring 19. The circular plate 4 is provided with a groove 1, and a circular tube 5 is rotatably connected in the groove 1. The circular tube 5 is provided with a plurality of sampling holes 15. Through the coordinated design of the driving mechanism, the sampling mechanism, the sample mixing mechanism, the circular plate 4 and the partition 7, the sample can be automatically mixed, sampled and counted to achieve the effect of randomly selecting the sample, which solves the problems of uneven compressive strength of the sample and randomness of manual ball selection. In addition, the structure is simple and easy to operate, which improves convenience and practicality.

[0028] In this embodiment, a material guide plate 12 is contacted and connected inside the circular tube 5, one end of the material guide plate 12 is fixedly connected to the circular plate 4, a gear 3 18 is fixedly sleeved on the circular tube 5, a gear ring 19 is meshingly connected to the gear 3 18, and the gear ring 19 is fixedly connected to the shell 3, the circular plate 4 drives the circular tube 5 to move and enables the gear 3 18 on the circular tube 5 to mesh with the gear ring 19 for transmission, so that the circular tube 5 rotates on the circular plate 4, and in this process, when the sampling hole 15 on the circular tube 5 corresponds to the through hole 17 on the partition 7, the pattern located at the position of the through hole 17 falls into the circular tube 5, thereby achieving the effect of automatic sampling.

[0029] In this embodiment, the driving mechanism includes a motor 8, a gear 1 9, a gear 2 10 and a circular tube 2 11. The motor 8 is fixedly mounted on the support frame 2. The output end of the motor 8 is fixedly connected to a gear 1 9. The gear 1 9 is meshingly connected to a gear 2 10. The gear 2 10 is fixedly connected to a circular tube 2 11. One end of the circular tube 2 11 passes through the shell 3 and is fixedly connected to the circular plate 4. The circular tube 2 11 is rotatably connected to the circular tube 1 5. One end of the circular tube 2 11 is rotatably sleeved with a circular tube 3 13. The circular tube 3 13 is fixedly connected to the support frame 2. The circular plate 4 is rotated in the shell 3 by the action of the driving mechanism, thereby achieving the purpose of driving the sampling mechanism and the mixing mechanism to move.

[0030] In this embodiment, the inner shell of the mixing mechanism includes a diverter cone 6 and a stirring rod 22. The diverter cone 6 is fixedly installed on the top of the circular plate 4, and stirring rods 22 are fixedly installed on both sides of the diverter cone 6. One end of the two stirring rods 22 are slidably connected to the shell 3, and the diverter cone 6 is in contact with the partition 7. Through the coordinated design of the cover plate 14, the sample tube 20 and the mixing mechanism, the effect of diverting and mixing the sample can be achieved.

[0031] In this embodiment, a cover plate 14 is sleeved on the top of the shell 3, and a sample laying tube 20 is fixedly connected to the cover plate 14. The sample laying tube 20 corresponds to the diverter cone 6. The sample is loaded into the pellet ore compression test sample selection device through the sample laying tube 20. During this process, the sample moves to the surroundings due to the force of the diverter cone 6, thereby achieving the effect of diverting the sample.

[0032] In this embodiment, a counter body 16 is provided on the housing 3 , and one end of the counter body 16 is fixedly installed in the circular tube 3 13 , which is an infrared automatic induction counter.

[0033] In this embodiment, a sample loading tray 21 is provided on the bottom plate 1 , and the sample loading tray 21 corresponds to the circular tube 3 13 .

[0034] In this embodiment, a plurality of through holes 17 are provided on the partition 7, and the plurality of through holes 17 and the sampling holes 15 are adapted to the pelletized ore, and the plurality of through holes 17 are adapted to the plurality of sampling holes 15 respectively, so that the sample can fall into the circular tube 5 conveniently.

[0035] Working principle: When in use, the sample is placed into the pellet ore compression test sample selection device through the sample placement tube 20. During this process, the sample moves to the surroundings through the force of the diverter cone 6, thereby achieving the effect of diverting the sample; then, the motor 8 drives the gear 1 9 to rotate and transmit with the gear 2 10, so that the gear 2 10 drives the circular plate 4 to rotate in the shell 3 through the circular tube 2 11, and at the same time, the circular plate 4 drives the two stirring rods 22 to rotate through the diverter cone 6, so that the two stirring rods 22 stir the sample, thereby achieving the effect of fully mixing the sample; at the same time, the circular plate 4 drives the circular tube 1 5 Move and make the gear three 18 on the circular tube 15 mesh with the gear ring 19 for transmission, so that the circular tube 15 rotates on the circular plate 4. During this process, when the sampling hole 15 on the circular tube 15 corresponds to the through hole 17 on the partition 7, the sample located at the position of the through hole 17 falls into the circular tube 15, so that the sample moves toward the circular tube 2 11 through the action of the guide plate 12, and falls into the sample loading plate 21 through the action of the circular tube 2 11 and the circular tube 3 13, and at the same time, one end of the counter body 16 counts the fallen samples; after the sampling is completed, the cover plate 14 is removed from the shell 3, and then the excess samples are taken out.

[0036] Place the 60 randomly dropped pellets individually at the center of the platen and apply the load at a constant speed (a speed selected between 10 and 20 mm / min, 15 ± 1 mm / min is recommended) during the entire test. Record the maximum load when the pellets are completely broken under the load, and take the arithmetic average of the maximum loads of the 60 balls.

[0037] The technical progress achieved by the utility model compared with the prior art is that through the cooperation of various components, the effects of automatic mixing, sampling and counting of samples can be achieved, so as to achieve the effect of random selection of samples, solve the problems of uneven compressive strength of samples, randomness of manual ball selection, etc., and the structure is simple and easy to operate, which improves convenience and practicality.

Claims

1. A device for selecting pellet compression test samples, characterized in that: The invention comprises a bottom plate (1), a driving mechanism, a sampling mechanism, a sample mixing mechanism and a circular plate (4); the bottom plate (1) is provided with a support frame (2); a shell (3) is fixedly mounted on the top of the support frame (2); a circular plate (4) is rotatably connected inside the shell (3); the support frame (2) is provided with a driving mechanism, the driving mechanism is connected to the circular plate (4); the circular plate (4) is provided with a sampling mechanism, the sampling mechanism is connected to the driving mechanism; the circular plate (4) is provided with a sample mixing mechanism The mixing mechanism is connected to the shell (3), a partition (7) is fixedly installed in the shell (3), the partition (7) is in contact with the circular plate (4), the partition (7) is connected to the mixing mechanism, the sampling mechanism comprises a circular tube (5), a guide plate (12), a gear (18) and a gear ring (19), the circular plate (4) is provided with a groove (1), a circular tube (5) is rotatably connected in the groove (1), and a plurality of sampling holes (15) are provided on the circular tube (5).

2. A device for selecting pellet compression test samples according to claim 1, characterized in that: A material guide plate (12) is contact-connected inside the circular tube (5), one end of the material guide plate (12) is fixedly connected to the circular plate (4), a gear three (18) is fixedly sleeved on the circular tube (5), a gear ring (19) is meshingly connected to the gear three (18), and the gear ring (19) is fixedly connected to the housing (3).

3. The device for selecting pellet compression test samples according to claim 2, characterized in that: The driving mechanism comprises a motor (8), a gear 1 (9), a gear 2 (10) and a round tube 2 (11); the motor (8) is fixedly mounted on the support frame (2); the output end of the motor (8) is fixedly connected to the gear 1 (9); the gear 1 (9) is meshingly connected to the gear 2 (10); the gear 2 (10) is fixedly connected to the round tube 2 (11); one end of the round tube 2 (11) passes through the shell (3) and is fixedly connected to the circular plate (4); the round tube 2 (11) is rotatably connected to the round tube 1 (5); one end of the round tube 2 (11) is rotatably sleeved with a round tube 3 (13); the round tube 3 (13) is fixedly connected to the support frame (2).

4. A pelletizing compression test sample selection device according to claim 3, characterized in that: The inner shell of the mixing mechanism comprises a diverter cone (6) and a stirring rod (22); the top of the circular plate (4) is fixedly mounted with the diverter cone (6); stirring rods (22) are fixedly mounted on both sides of the diverter cone (6); one end of the two stirring rods (22) are slidably connected to the shell (3); and the diverter cone (6) is in contact with the partition plate (7).

5. The device for selecting pellet compression test samples according to claim 4, characterized in that: A cover plate (14) is sleeved on the top of the shell (3), a lofting tube (20) is fixedly connected to the cover plate (14), and the lofting tube (20) corresponds to the diverter cone (6).

6. A pelletizing compression test sample selection device according to claim 5, characterized in that: The housing (3) is provided with a counter body (16), and one end of the counter body (16) is fixedly mounted in the circular tube (13).

7. A pelletizing compression test sample selection device according to claim 6, characterized in that: A sample loading tray (21) is provided on the bottom plate (1), and the sample loading tray (21) corresponds to the circular tube three (13).

8. The device for selecting pellet compression test samples according to claim 1, characterized in that: The partition plate (7) is provided with a plurality of through holes (17), the plurality of through holes (17) and the sampling holes (15) are both compatible with the pelletized ore, and the plurality of through holes (17) are respectively compatible with the plurality of sampling holes (15).

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