CN117129270A - Mineral powder automatic sampling equipment - Google Patents
Mineral powder automatic sampling equipment Download PDFInfo
- Publication number
- CN117129270A CN117129270A CN202311045189.1A CN202311045189A CN117129270A CN 117129270 A CN117129270 A CN 117129270A CN 202311045189 A CN202311045189 A CN 202311045189A CN 117129270 A CN117129270 A CN 117129270A
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- mineral powder
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- block
- hole
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- 238000005070 sampling Methods 0.000 title claims abstract description 137
- 239000000843 powder Substances 0.000 title claims abstract description 91
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 84
- 239000011707 mineral Substances 0.000 title claims abstract description 84
- 238000003860 storage Methods 0.000 claims abstract description 65
- 239000000463 material Substances 0.000 claims abstract description 60
- 238000006073 displacement reaction Methods 0.000 claims abstract description 20
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 230000000670 limiting effect Effects 0.000 description 42
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000003825 pressing Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000013072 incoming material Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The application relates to mineral powder automatic sampling equipment, which comprises a workbench arranged on one side of a transport vehicle, wherein a bottom plate is arranged on the workbench, a sampling device and a receiving device are arranged on the bottom plate, the sampling device comprises a sampler and a displacement mechanism, the sampler comprises an operating rod, the bottom of the operating rod is connected with a sampling block for storing powder, the bottom of the operating rod is connected with the sampling block in a sliding way, a storage hole is arranged on the sampling block in a penetrating way, a valve plate is connected in the storage hole in a rotating way, the valve plate can be sealed after rotating, when the operating rod slides towards the sampling block, the connecting component drives the valve plate to rotate until the valve plate is contracted into the side wall of the storage hole, and the displacement mechanism is used for inserting the sampler into mineral powder and sending the sampler into the receiving device after the sampling is finished; the receiving device is used for collecting mineral powder samples in the sampling blocks. Under the cooperation of the sampling device and the receiving device, the sample mineral powder in the material storage hole can be automatically transferred into the receiving barrel, so that the multipoint automatic sampling of the mineral powder is realized.
Description
Technical Field
The application relates to the field of mineral powder detection, in particular to mineral powder automatic sampling equipment.
Background
The mineral powder generally refers to powder obtained by crushing mined ore, such as iron ore powder, and refers to mineral powder with different iron contents obtained by crushing, ball-milling and magnetic separation of different types of iron-containing ores such as limonite, magnetite and the like.
When transporting the smelting mill with the powdered ore and carrying out further production and processing, need carry out the sample to the incoming material on the powdered ore transport vechicle and detect and record, mainly adopt the mode of manual sampling among the prior art, sample the powdered ore in the transport vechicle, but the smelting mill is at normal work, and powdered ore demand is huge, and manual sampling is inefficiency, can't satisfy the needs of taking a sample.
Disclosure of Invention
The application provides automatic mineral powder sampling equipment for improving the sampling efficiency of mineral powder in a transport vehicle.
The application provides mineral powder automatic sampling equipment which adopts the following technical scheme: the automatic mineral powder sampling equipment comprises a workbench arranged on one side of a transport vehicle, a bottom plate is arranged on the workbench, a sampling device and a material collecting device are arranged on the bottom plate, the sampling device is used for sampling mineral powder in the transport vehicle, the sampling device comprises a sampler and a displacement mechanism, the sampler comprises an operating rod, the bottom of the operating rod is connected with a sampling block used for storing powder, a material storage hole is arranged on the sampling block in a penetrating mode, an opening and closing assembly used for controlling the material storage hole to be opened and closed is arranged in the material storage hole, and the displacement mechanism is used for inserting the sampler into the mineral powder and conveying the sampler into the material collecting device after the sampling is finished; the receiving device is used for collecting mineral powder samples in the sampling blocks.
By adopting the technical scheme: during sampling, the displacement mechanism inserts the sampling block into mineral powder on the transport vehicle through the control operation rod, then the opening and closing assembly seals the storage hole, the displacement mechanism pulls out the operation rod, the mineral powder sample is reserved in the storage hole, and then the displacement mechanism sends the sampler into the collecting device to collect, so that mineral powder sampling can be completed.
Preferably, the bottom of the operating rod is connected with the sampling block in a sliding way, the opening and closing assembly comprises a valve plate which is arranged on the inner wall of the storage hole in a rotating way, the storage hole can be closed after the valve plate rotates, a guide surface is arranged at the bottom of the valve plate, the guide surface is obliquely arranged relative to the side wall of the storage hole when the storage hole is in a closed state, the operating rod is connected with the valve plate through a connecting assembly, and when the operating rod slides towards the sampling block, the connecting assembly drives the valve plate to rotate until the valve plate is contracted into the side wall of the storage hole.
By adopting the technical scheme: when the displacement mechanism inserts the sampling block into the mineral powder, the sampling block is mutually close to the operating rod under the action of mineral powder resistance, the valve plate is contracted into the side wall of the storage hole, the storage hole is in an open state, and the surface mineral powder enters from the bottom of the storage hole and is discharged from the top of the storage hole; when the sampling block is inserted into the sampling depth, the operating rod is pulled upwards, the operating rod and the sampling block are mutually far away under the action of mineral powder resistance and the self inertia of the sampling block, the valve plate rotates to the inside of the material storage hole to seal the bottom of the material storage hole, and the mineral powder reserved in the material storage hole at the moment is the mineral powder corresponding to the sampling depth, so that the mineral powder sampling corresponding to the sampling depth can be realized only by inserting the sampling block into the required depth.
Preferably, the material collecting device comprises a material collecting frame arranged on the bottom plate, a material collecting barrel and a push rod matched with the material collecting hole are arranged on the material collecting frame, the push rod is arranged on one side of the material collecting barrel and is obliquely arranged relative to the material collecting barrel, the top of the push rod extends to the upper part of the material collecting barrel, and the displacement mechanism can align the material collecting hole with the push rod and drive the sampling block to slide towards the push rod until the push rod penetrates through the material collecting hole.
By adopting the technical scheme: when a mineral powder sample needs to be collected, the displacement mechanism aligns the storage hole with the ejector rod, then the sampling block is driven to slide towards the ejector rod, the ejector rod is inserted into the storage hole, the ejector rod pushes the valve plate into the inner wall of the storage hole, finally, the mineral powder sample stored in the storage hole is ejected out through the ejector rod and falls into the material collecting barrel below the ejector rod, and collection of the mineral powder sample in the storage hole is completed.
Preferably, the material receiving device further comprises a push block and an elastic piece, wherein the push block and the elastic piece are arranged corresponding to the ejector rod, the push block is arranged on the material receiving frame in a sliding mode, the elastic piece is used for pushing the push block to slide towards the top of the ejector rod, and when the ejector rod is inserted into the material storage hole, the push block is in butt joint with the sampling block.
By adopting the technical scheme: under the effect of elastic component, when the ejector pin gets into in the sample piece, ejector pad and sample piece butt throughout, the ejector pad can push away the sample piece to the action bars, when wanting to extract the sample piece from the ejector pin, can avoid appearing the interlock phenomenon between valve block and the ejector pin, conveniently extract the sample piece from the ejector pin.
Preferably, a material sucking hole is formed in the side face, facing the ejector rod, of the pushing block, the material sucking hole is connected with a negative pressure mechanism, and the negative pressure mechanism is used for generating negative pressure air flow in the material sucking hole.
By adopting the technical scheme: when the sampling block is pulled out of the ejector rod, the suction hole on the ejector rod can collect the mineral powder sample residue remained on the ejector rod, so that the next material taking is facilitated, and meanwhile, the mineral powder sample remained on the ejector rod and the mineral powder sample for subsequent sampling are prevented from being mixed with each other, so that the detection result of the mineral powder sample is influenced.
Preferably, the displacement mechanism comprises a manipulator arranged on the bottom plate, and the manipulator is connected with the operation rod through a connecting piece.
By adopting the technical scheme: the mechanical arm is selected as a displacement mechanism, so that the flexibility and the precision of the mechanical arm are excellent, and the stability of the sampling process is improved.
Preferably, the bottom plate is further provided with a placement frame for storing the sampler, the placement frame comprises a frame body arranged on the bottom plate, the top of the frame body is provided with a support plate, the support plate is provided with an opening groove for embedding an operation rod, and the operation rod is provided with a supporting plate matched with the support plate.
By adopting the technical scheme: the plurality of samplers can be stored on the rack, so that the mineral powder samples of different types can be sampled simultaneously, and the adaptability of sampling equipment is improved.
Preferably, the bottom plate slides and sets up on the workstation, be equipped with the actuating mechanism that drives the bottom plate and slide and fix on the workstation.
By adopting the technical scheme: the bottom plate is arranged to slide, so that the sampling device and the material receiving device can be driven to slide on the workbench, sampling can be carried out at different positions on the transport vehicle, and the accuracy of the detection result of the follow-up mineral powder is improved.
Preferably, the sampling block is internally provided with a containing cavity, the containing cavity is used for allowing the valve plate to shrink into the side wall of the storage hole after rotating, the top of the valve plate is provided with an arc-shaped surface, the circle center of the arc-shaped surface is collinear with the rotation axis of the valve plate, and the top of the containing cavity is matched with the arc-shaped surface.
By adopting the technical scheme: the arc-shaped surface is arranged at the top of the valve plate and matched with the top of the containing cavity, so that the valve plate can rotate, the containing cavity can be sealed, mineral powder is prevented from entering the containing cavity, and the valve plate is prevented from being influenced by rotation.
Preferably, the connecting assembly comprises a first connecting rod which is rotatably arranged on the valve plate, the first connecting rod is positioned in the accommodating cavity, one end, far away from the valve plate, of the first connecting rod is rotatably connected with a second connecting rod, and one end, far away from the first connecting rod, of the second connecting rod extends out of the accommodating cavity and is connected with the operating rod.
By adopting the technical scheme: after the operation rod slides relative to the sampling block, the valve plate can be driven to rotate under the transmission action of the first connecting rod and the second connecting rod, and the first connecting rod and the second connecting rod are selected as connecting components, so that the space is saved, and the transmission process is very reliable.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when sampling is performed, the sampling block is sent to a required sampling depth through the operating rod, and under the limiting action of the valve plate, a mineral powder sample with a corresponding depth can be reserved in the material storage hole, so that the sampling operation of mineral powder with a certain depth is realized;
2. under the cooperation of the sampling device and the receiving device, the sample mineral powder stored in the storage hole can be automatically transferred into the receiving barrel, so that the mineral powder is automatically sampled.
Drawings
FIG. 1 is a schematic illustration of a field use of an embodiment of the present application.
Fig. 2 is a schematic overall structure of an embodiment of the present application.
FIG. 3 is a schematic diagram of a sampler according to an embodiment of the present application.
Fig. 4 is a schematic view of a closed state of a storage hole according to an embodiment of the present application.
Fig. 5 is a schematic view showing an open state of a storage hole according to an embodiment of the present application.
Fig. 6 is a schematic diagram of a connection assembly according to an embodiment of the present application.
Fig. 7 is a schematic view of a rack structure according to an embodiment of the present application.
Fig. 8 is a schematic view of a connector structure according to an embodiment of the present application.
Fig. 9 is a schematic view showing the internal structure of a connecting column according to an embodiment of the present application.
Fig. 10 is a schematic structural diagram of a material receiving device according to an embodiment of the present application.
Fig. 11 is a schematic diagram of a push block structure according to an embodiment of the application.
Reference numerals illustrate: 1. a work table; 11. a bottom plate; 12. a slide rail; 121. a rack; 13. a sampling device; 14. a material receiving device; 2. a sampler; 21. an operation lever; 211. a rod body; 212. a limiting block; 2121. a pin shaft; 213. a supporting plate; 2131. positioning holes; 22. sampling the sample block; 221. a material storage hole; 222. a first limit groove; 223. a receiving chamber; 224. a spike; 225. briquetting; 23. a valve plate; 231. a guide surface; 232. an arc surface; 24. a connection assembly; 241. a first link; 242. a second link; 243. waist-shaped holes; 3. a material receiving frame; 31. a material collecting barrel; 32. a push rod; 33. a pushing block; 331. a suction hole; 34. a compression spring; 35. a blower; 4. a connecting piece; 41. a connecting plate; 411. countersink; 412. a lock hole; 42. a connecting column; 5. a limit column; 51. the second limit groove; 6. a connecting rod; 61. a push rod; 62. a lock lever; 63. a return spring; 7. a placing rack; 71. a frame body; 72. a support plate; 721. an open slot; 722. positioning columns; 73. a protective cover; 731. a cylinder; 8. and a manipulator.
Detailed Description
The application is described in further detail below with reference to fig. 1-11.
The embodiment of the application discloses mineral powder automatic sampling equipment. Referring to fig. 1, an automatic mineral powder sampling device comprises a workbench 1 arranged on one side of a transport vehicle, wherein a bottom plate 11 is arranged on the workbench 1, the workbench 1 and the bottom plate 11 are arranged along the length direction of the transport vehicle, a sampling device 13 and a receiving device 14 are arranged on the bottom plate 11, the sampling device 13 is used for sampling mineral powder in the transport vehicle, and the receiving device 14 is used for collecting mineral powder samples taken out by the sampling device 13.
Referring to fig. 2, a slide rail 12 is fixedly connected to the workbench 1 along the length direction of the transport vehicle, the bottom of the bottom plate 11 is slidably connected with the slide rail 12, a driving mechanism for driving the bottom plate 11 to slide and fix is arranged on the workbench 1, the bottom plate 11 is slidably arranged on the workbench 1, the sampling device 13 and the material receiving device 14 can be moved to different positions of the transport vehicle, the sampling device can stay at any position of the transport vehicle, and the sampling of a plurality of positions of the mineral powder transport vehicle is realized. In this embodiment, the driving mechanism includes a rack 121 disposed on the slide rail 12, the rack 121 is disposed along the length direction of the slide rail 12 and is fixedly connected with the slide rail 12, a servo motor is fixedly connected on the bottom plate 11, an output shaft of the servo motor is connected with a gear, the gear is meshed with the rack 121, and the servo motor can control the gear to rotate or fix relative to the rack 121, so that the bottom plate 11 slides and fixes on the slide rail 12.
The sampling device 13 comprises a sampler 2 arranged on the bottom plate 11 and a displacement mechanism, wherein the displacement mechanism is used for inserting the sampler 2 into mineral powder and conveying the sampler 2 into the material receiving device 14 after sampling is finished, and the sampler 2 can store mineral powder samples after inserting into the mineral powder. The displacement mechanism comprises a manipulator 8 fixedly arranged on a bottom plate 11, and in this embodiment, the manipulator 8 is a six-axis industrial robot. The sampler 2 comprises an operating lever 21, the lever 21 being connected to the manipulator 8 by means of a connection 4.
Referring to fig. 3, a sampling block 22 for storing a mineral powder sample is connected to the bottom of the operation rod 21, and in use, the displacement mechanism inserts the sampling block 22 into the mineral powder by moving the operation rod 21, and after the sampling block 22 reaches a sampling depth, the sampling block 22 stores the mineral powder at the depth into the sampling block 22, thereby realizing the sampling of the mineral powder at the sampling depth.
Referring to fig. 4 and 5, the top of the sampling block 22 is slidably connected with the bottom of the operating rod 21, a first limiting groove 222 is provided at the top of the sampling block 22, the first limiting groove 222 is provided along the vertical direction, the operating rod 21 includes a rod body 211 and a limiting block 212 provided at the bottom of the rod body 211, the limiting block 212 is fixedly connected with the rod body 211 through a bolt, and the limiting block 212 is slidably provided in the first limiting groove 222, so that the sliding connection between the operating rod 21 and the sampling block 22 is realized.
In order to avoid the limiting block 212 from sliding out of the first limiting groove 222, a pressing block 225 is fixedly connected to the top of the sampling block 22 through a screw, the pressing block 225 is arranged above the opening of the first limiting groove 222 in a covering manner, one end, connected with the limiting block 212, of the rod body 211 penetrates through the pressing block 225, and the sectional area of the limiting block 212 is larger than that of the rod body 211, so that the pressing block 225 can only be used for the rod body 211 to penetrate through, and the limiting block 212 is limited to slide in the first limiting groove 222.
The sampling block 22 is provided with a storage hole 221 in a penetrating mode, the storage hole 221 is arranged in the vertical direction, the cross section of the storage hole 221 is rectangular, the storage hole 221 is arranged on one side of the first limiting groove 222, a containing cavity 223 communicated with the storage hole 221 is formed in the sampling block 22, the containing cavity 223 is formed in the side wall of the storage hole 221, the containing cavity 223 is arranged below the first limiting groove 222, the valve plate 23 is connected in the containing cavity 223 in a rotating mode, the valve plate 23 is in a fan-shaped mode, the top surface of the valve plate 23 is an arc-shaped surface 232, the circle center of the arc-shaped surface 232 is collinear with the rotation axis of the valve plate 23, the top surface of the containing cavity 223 is matched with the arc-shaped surface 232, and a guide surface 231 is arranged at the bottom of the valve plate 23. When the valve plate 23 rotates into the stock hole 221 and abuts against the side wall of the stock hole 221, the stock hole 221 is closed, and at this time, the guide surface 231 at the bottom of the valve plate 23 is obliquely arranged relative to the side wall of the stock hole 221; when the valve plate 23 is received in the receiving chamber 223, the guide surface 231 is disposed flush with a sidewall of the receiving chamber 223 where the opening is located, and the storage hole 221 is in an opened state.
In order to facilitate the rotation of the driving valve plate 23, a connecting component 24 is further arranged in the accommodating cavity 223, the connecting component 24 connects the valve plate 23 with the operating rod 21, and when the operating rod 21 slides towards the sampling block 22, the connecting component 24 drives the valve plate 23 to rotate until the valve plate 23 is contracted into the side wall of the material storage hole 221, so that the material storage hole 221 is opened; conversely, when the operating rod 21 slides away from the sampling block 22, the connecting assembly 24 drives the valve plate 23 to rotate towards the storage hole 221 until the valve plate 23 abuts against the side wall of the storage hole 221, so as to close the storage hole 221.
The connecting assembly 24 comprises a first connecting rod 241 and a second connecting rod 242 which are arranged in the accommodating cavity 223, the top of the accommodating cavity 223 is communicated with the first limiting groove 222, one end of the first connecting rod 241 is rotationally connected with the side surface of the valve plate 23, which is away from the storage hole 221, the other end of the first connecting rod is rotationally connected with the bottom of the second connecting rod 242, the second connecting rod 242 is slidably arranged in the accommodating cavity 223 along the vertical direction, and the top of the second connecting rod 242 extends into the first limiting groove 222 and then is connected with the bottom of the limiting block 212. The bottom of the limiting block 212 is provided with a pin 2121, the top of the second connecting rod 242 is provided with a kidney-shaped hole 243, the kidney-shaped hole 243 is arranged along the length direction of the second connecting rod 242, and the pin 2121 is slidably arranged in the kidney-shaped hole 243.
When the limiting block 212 slides towards the bottom of the first limiting groove 222, the second connecting rod 242 slides downwards, the first connecting rod 241 drives the valve plate 23 to rotate, the valve plate 23 is contracted into the accommodating cavity 223, when the limiting block 212 slides to be abutted with the bottom surface of the first limiting groove 222, the valve plate 23 just completely rotates into the accommodating cavity 223, and at the moment, the material storage hole 221 is in a completely opened state; conversely, when the stopper 212 slides to abut against the pressing block 225, the valve plate 23 rotates into the stock hole 221 to abut against the stock hole 221 in a sealing manner, so that the bottom of the stock hole 221 is completely sealed.
In order to facilitate the insertion of the sampling block 22 into the ore powder during operation, the bottom of the sampling block 22 is provided with a spike 224, the spike 224 is arranged on one side of the storage hole 221 and below the containing cavity 223, and the spike 224 is a sharp corner, so that the resistance of the sampling block 22 during sliding in the ore powder can be effectively reduced.
Referring to fig. 7, a support plate 213 is provided at one end of the operation rod 21 away from the sampling block 22, the support plate 213 is fixedly connected with the operation rod 21, a terminal flange of the industrial robot is connected with the support plate 213 through a connecting member 4, and the manipulator 8 and the operation rod 21 can be fixed and separated by providing the connecting member 4.
Be connected with the rack 7 that is used for depositing sampler 2 on bottom plate 11, rack 7 is including setting up the support body 71 on bottom plate 11, support body 71 bottom and bottom plate 11 fixed connection are equipped with a plurality of backup pad 72 at the support body 71 top, backup pad 72 level sets up, the distance between backup pad 72 and the bottom plate 11 is greater than the length of sampler 2, ensure that sampler 2 unsettled setting is on rack 7, be equipped with the open slot 721 that supplies action bars 21 to imbed on backup pad 72, the size of open slot 721 is less than layer board 213, can deposit a sampler 2 on every backup pad 72, in this embodiment, backup pad 72 quantity is three.
Referring to fig. 7 and 8, in order to prevent the supporting plate 213 from falling from the supporting plate 72, positioning posts 722 are fixedly connected to both sides of the opening slot 721 on the supporting plate 72, positioning holes 2131 matching with the positioning posts 722 are provided on the supporting plate 213, and when the supporting plate 213 is placed on the supporting plate 72, the positioning posts 722 are inserted into the positioning holes 2131, and the operation rod 21 is located in the opening slot 721.
In this embodiment, referring to fig. 8, the connecting member 4 includes a connecting plate 41 fixed to a terminal flange of the industrial robot and a connecting post 42 disposed on the top of the supporting plate 213, the connecting flange matched with the terminal flange is disposed on the top of the connecting plate 41, the connecting post 42 is fixedly connected to the supporting plate 213, a counter bore 411 is disposed at the bottom of the connecting plate 41, and the inner diameter of the counter bore 411 is matched with the outer diameter of the connecting post 42. The limiting column 5 is fixedly connected to the inner wall of the counter bore 411 on the connecting plate 41, the limiting column 5 is radially arranged along the counter bore 411, a second limiting groove 51 matched with the limiting column 5 is formed in the top of the connecting column 42, the second limiting groove 51 is arranged in an L shape, and the second limiting groove 51 is arranged on the outer peripheral surface of the connecting column 42 and extends to the top surface of the limiting column 5. The industrial robot can insert the connecting column 42 into the counter bore 411 by moving the connecting plate 41, meanwhile, the limiting column 5 slides into the second limiting groove 51, then the industrial robot drives the connecting plate 41 to rotate, the limiting column 5 moves to the bottom of the second limiting groove 51, and at the moment, the connecting plate 41 can be preliminarily fixed with the supporting plate 213.
Referring to fig. 8 and 9, in order to further improve the stability of the connection between the connection plate 41 and the support plate 213, a push rod 61 is slidingly connected inside the support plate 213, the push rod 61 slides radially along the positioning hole 2131, one end of the push rod 61 extends into the positioning hole 2131 and the bottom is inclined, a lock rod 62 is slidingly connected inside the connection post 42, the lock rod 62 slides radially along the connection post 42, one end of the lock rod 62 extends to the outside of the connection post 42, a lock hole 412 matched with the lock rod 62 is provided on the inner wall of the counter bore 411, and when the limit post 5 moves to the bottom of the second limit groove 51, the lock rod 62 is aligned with the lock hole 412. The connecting column 42 is also provided with a cavity, the connecting rod 6 is slidably connected in the cavity, two ends of the connecting rod 6 are respectively fixed with the push rod 61 and the lock rod 62, the lock rod 62 can be driven to synchronously slide after the push rod 61 slides, the cavity is also internally provided with a return spring 63, one end of the return spring 63 is abutted with the inner wall of the cavity, the other end of the return spring 63 is abutted with the connecting rod 6, the return spring 63 drives the push rod 61 to extend into the positioning hole 2131, and at the moment, the end part of the lock rod 62 is also positioned outside the connecting column 42.
When the manipulator 8 places the supporting plate 213 on the supporting plate 72, the positioning column 722 is inserted into the positioning hole 2131, the positioning column 722 pushes the push rod 61 to slide towards the cavity, after the end of the positioning column 722 is completely removed from the positioning hole 2131, the lock rod 62 is also removed from the lock hole 412, the circumferential locking of the lock rod 62 to the connecting plate 41 is released, at this time, the connecting plate 41 can be rotated, the limiting column 5 slides out from the second limiting groove 51, and the connection between the connecting plate 41 and the connecting column 42 is released.
When the sampler 2 is to be taken, the manipulator 8 drives the connecting plate 41 to move, the connecting post 42 is inserted into the counter bore 411 on the connecting plate 41, at this time, the limiting post 5 also slides to the corner of the second limiting groove 51, then the connecting plate 41 is rotated to move the limiting post 5 to the bottom of the second limiting groove 51, the manipulator 8 lifts the connecting plate 41 upwards, the connecting plate 41 can drive the supporting plate 213 to be far away from the supporting plate 72, the positioning post 722 is pulled out from the positioning hole 2131, the push rod 61 and the lock rod 62 slide under the drive of the return spring 63, the end part of the push rod 61 slides into the positioning hole 2131, and the end part of the lock rod 62 slides into the lock hole 412 to completely fix the connecting plate 41 and the connecting post 42.
Due to the arrangement of the placing frame 7 and the connecting piece 4, the mechanical arm 8 can freely replace the samplers 2, and each type of mineral powder corresponds to one sampler 2 on the placing frame 7, so that the sampling of mineral powder samples of multiple types can be realized. The number of the samplers 2 can be freely selected according to the type of mineral powder, and the practicability and the adaptability of the sampling equipment are improved.
In addition, referring to fig. 7, in order to protect the connector 4, a protection cover 73 is rotatably connected to the frame 71, and the protection cover 73 can cover the opening 721 and cover the connector 4 after rotation, thereby preventing dust from entering the connector 4. A cylinder 731 for driving the protection cover 73 to rotate is rotatably connected to the frame 71, and the protection cover 73 is automatically opened and closed by controlling the extension and retraction of a piston rod of the cylinder 731.
Referring to fig. 10, the collecting device 14 comprises a collecting rack 3 arranged on a bottom plate 11, the collecting rack 3 is arranged between a placing rack 7 and a manipulator 8, a collecting barrel 31 and a push rod 32 matched with a collecting hole 221 are arranged on the collecting rack 3, the collecting barrel 31 is placed on the collecting rack 3, the number of the collecting barrels 31 corresponds to the number of sampling guns on the placing rack 7, each sampling gun corresponds to one collecting barrel 31, the push rod 32 is arranged on one side of the collecting barrel 31 and is obliquely arranged relative to the collecting barrel 31, the top of the push rod 32 extends to the upper side of the collecting barrel 31, the bottom of the push rod 32 is fixed with the collecting rack 3, in use, the manipulator 8 aligns the collecting hole 221 with the push rod 32 and drives a sampling block 22 to slide towards the push rod 32 until the push rod 32 penetrates through the collecting hole 221, the push rod 32 is abutted against a guide surface 231 below the valve plate 23, the valve plate 23 is pushed into a containing cavity 223, a sample in the collecting hole 221 is pushed out of the valve plate 221, and the sample is dropped from the collecting barrel 31 below after being pushed out of the collecting hole 221.
In order to avoid the phenomenon that the valve plate 23 and the ejector rod 32 are blocked when the sampling block 22 is pulled out of the ejector rod 32, the material receiving device 14 further comprises a push block 33 which is arranged corresponding to the ejector rod 32, the push block 33 is arranged on the material receiving frame 3 in a sliding mode, the push block 33 is arranged above the ejector rod 32, the push block 33 is arranged in a sliding mode along the length direction of the ejector rod 32, an elastic piece which drives the push block 33 to slide towards the top of the ejector rod 32 is further arranged on the material receiving frame 3, the elastic piece is a compression spring 34, one end of the compression spring 34 is connected with the material receiving frame 3, and the other end of the compression spring 34 is in butt joint with the push block 33. When the ejector rod 32 is inserted into the stock hole 221, the push block 33 is abutted with the sampling block 22, the push block 33 pushes the sampling block 22 to slide towards the operation rod 21, and the valve plate 23 is always kept in a state of being contracted into the accommodating cavity 223, so that the sampling block 22 is conveniently pulled out from the ejector rod 32.
In addition, referring to fig. 10 and 11, a suction hole 331 is formed in a side surface of the push block 33, facing the ejector rod 32, the suction hole 331 is connected with a negative pressure mechanism, the negative pressure mechanism is a fan 35, a suction inlet of the fan 35 is connected with the suction hole 331 through a hose, the fan 35 can generate negative pressure air flow in the suction hole 331, and the mineral powder remained on the ejector rod 32 is sucked away to clean the surface of the ejector rod 32, so that the next material taking is facilitated, and meanwhile, the accuracy of a detection result is also ensured.
The embodiment of the application provides an automatic mineral powder sampling device, which is implemented by the following principle: when the mechanical arm 8 moves the operating rod 21 during sampling, and inserts the sampling block 22 into the mineral powder, at the moment, the sampling block 22 and the operating rod 21 relatively slide due to mineral powder resistance, namely the operating rod 21 slides towards the sampling block 22, the valve plate 23 is contracted into the side wall of the storage hole 221 under the drive of the connecting assembly 24, the storage hole 221 is in an open state, mineral powder on the surface layer passes through the storage hole 221 and then is discharged from the top of the storage hole 221 to form the sampling block 22, and the mineral powder on the surface layer cannot be remained in the storage hole 221; when the sampling block 22 is inserted into the sampling depth, the inside of the storage hole 221 is filled with the mineral powder at the current depth, then the operating rod 21 is pulled upwards rapidly, at this time, under the action of inertia and mineral powder resistance, the sampling block 22 and the operating rod 21 are away from each other, the valve plate 23 seals the bottom of the storage hole 221, and as the mineral powder sample which is already taken in the storage hole 221 above the valve plate 23 is filled, the mineral powder does not enter the storage hole 221 any more in the process of sliding the sampling block 22 upwards, and the mineral powder which is kept in the storage hole 221 can be ensured to be the mineral powder at the sampling depth after the sampling block 22 is taken out.
After the sampling is finished, the bottom of the sampling block 22 is aligned with the ejector rod 32 by the manipulator 8, the ejector rod 32 is aligned with the storage hole 221, the sampling block 22 is operated by the manipulator 8 to slide towards the ejector rod 32, the ejector rod 32 is inserted into the storage hole 221, and mineral powder in the storage hole 221 is ejected and falls into the material collecting barrel 31 below the ejector rod 32 to be collected, so that automatic mineral powder sampling is finished.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. The utility model provides an automatic sampling equipment of mineral powder, includes workstation (1) of setting in transport vechicle one side, be equipped with bottom plate (11), its characterized in that on workstation (1): the device is characterized in that a sampling device (13) and a material receiving device (14) are arranged on the bottom plate (11), the sampling device (13) is used for sampling mineral powder in a transport vehicle, the sampling device (13) comprises a sampler (2) and a displacement mechanism, the sampler (2) comprises an operating rod (21), a sampling block (22) for storing the powder is connected to the bottom of the operating rod (21), a material storage hole (221) is formed in the sampling block (22) in a penetrating mode, an opening and closing assembly for controlling the material storage hole (221) to be opened and closed is arranged in the material storage hole (221), and the displacement mechanism is used for inserting the sampler (2) into the mineral powder and conveying the sampler (2) into the material receiving device (14) after sampling is finished; the receiving device (14) is used for collecting mineral powder samples in the sampling blocks (22).
2. The automatic mineral powder sampling apparatus according to claim 1, wherein: the utility model discloses a sample collection device, including sample collection device, control lever (21), valve block (23) are connected with sample collection piece (22) are slided to action bars (21) bottom, the subassembly is opened and close including rotating valve block (23) that set up on sample collection device (221) inner wall, valve block (23) can seal sample collection device (221) after rotating, valve block (23) bottom is equipped with guide surface (231), works as when sample collection device (221) are in the closed state, guide surface (231) slope sets up relative sample collection device (221) lateral wall, action bars (21) are connected through coupling assembling (24) with valve block (23), works as action bars (21) are slided towards sample collection piece (22), coupling assembling (24) drive valve block (23) rotate until shrink to in the lateral wall of sample collection device (221).
3. The automatic mineral powder sampling apparatus according to claim 1 or 2, characterized in that: the material collecting device comprises a material collecting frame (3) arranged on a bottom plate (11), a material collecting barrel (31) and a push rod (32) matched with a material collecting hole (221) are arranged on the material collecting frame (3), the push rod (32) is arranged on one side of the material collecting barrel (31) and is obliquely arranged relative to the material collecting barrel (31), the top of the push rod (32) extends to the upper portion of the material collecting barrel (31), and the displacement mechanism can align the material collecting hole (221) with the push rod (32) and drive a sampling block (22) to slide towards the push rod (32) until the push rod (32) penetrates through the material collecting hole (221).
4. An automatic mineral powder sampling apparatus according to claim 3, wherein: the receiving device (14) further comprises a push block (33) and an elastic piece, wherein the push block (33) and the elastic piece are arranged corresponding to the ejector rod (32), the push block (33) is arranged on the receiving frame (3) in a sliding mode, the elastic piece is used for pushing the push block (33) to slide towards the top of the ejector rod (32), and when the ejector rod (32) is inserted into the storage hole (221), the push block (33) is abutted to the sampling block (22).
5. The automatic mineral powder sampling apparatus according to claim 4, wherein: the pushing block (33) is provided with a suction hole (331) towards the side face of the ejector rod (32), the suction hole (331) is connected with a negative pressure mechanism, and the negative pressure mechanism is used for generating negative pressure air flow in the suction hole (331).
6. An automatic mineral powder sampling apparatus according to claim 3, wherein: the displacement mechanism comprises a manipulator (8) arranged on a bottom plate (11), and the manipulator (8) is connected with an operation rod (21) through a connecting piece (4).
7. The automatic mineral powder sampling apparatus according to claim 6, wherein: the bottom plate (11) is further provided with a placing frame (7) for storing the sampler (2), the placing frame (7) comprises a frame body (71) arranged on the bottom plate (11), the top of the frame body (71) is provided with a supporting plate (72), the supporting plate (72) is provided with an opening groove (721) for embedding an operating rod (21), and the operating rod (21) is provided with a supporting plate (213) matched with the supporting plate (72).
8. The automatic mineral powder sampling apparatus according to claim 1, wherein: the base plate (11) is arranged on the workbench (1) in a sliding mode, and a driving mechanism for driving the base plate (11) to slide and fix is arranged on the workbench (1).
9. The automatic mineral powder sampling apparatus according to claim 2, wherein: be equipped with in the sample piece (22) and hold chamber (223), hold chamber (223) and be used for supplying valve block (23) to shrink to in the lateral wall of stock hole (221) after rotating, valve block (23) top is equipped with arcwall face (232), the centre of a circle of arcwall face (232) and the axis of rotation collineation of valve block (23), hold chamber (223) top and arcwall face (232) cooperation.
10. The automatic mineral powder sampling apparatus according to claim 9, wherein: the connecting assembly (24) comprises a first connecting rod (241) which is rotatably arranged on the valve plate (23), the first connecting rod (241) is positioned in the accommodating cavity (223), one end, far away from the valve plate (23), of the first connecting rod (241) is rotatably connected with a second connecting rod (242), and one end, far away from the first connecting rod (241), of the second connecting rod (242) extends out of the accommodating cavity (223) and is connected with the operating rod (21).
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| CN202311045189.1A CN117129270B (en) | 2023-08-17 | 2023-08-17 | Mineral powder automatic sampling equipment |
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| CN118549199A (en) * | 2024-07-30 | 2024-08-27 | 辽宁探研温感科技发展有限公司 | Molten liquid sampler for metal liquid smelting |
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