CN111323253A - Gantry type multi-point grain purchasing intelligent sampling device - Google Patents
Gantry type multi-point grain purchasing intelligent sampling device Download PDFInfo
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- CN111323253A CN111323253A CN202010173361.1A CN202010173361A CN111323253A CN 111323253 A CN111323253 A CN 111323253A CN 202010173361 A CN202010173361 A CN 202010173361A CN 111323253 A CN111323253 A CN 111323253A
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- 238000005070 sampling Methods 0.000 title claims abstract description 78
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000033001 locomotion Effects 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000005452 bending Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 239000002994 raw material Substances 0.000 description 1
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- 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
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Abstract
The invention discloses a gantry type multipoint grain purchasing intelligent sampling device which comprises a sampling mechanism and a gantry body used for driving the sampling mechanism to do planar motion, wherein the sampling mechanism comprises a bracket used for connecting the gantry body and the sampling mechanism, a material air flow conveyor, a sample conveying hose, a sampling rod, a vertical driving device and a central control device which are sequentially connected, the direct driving device comprises a fixing plate connected to the front end of the bracket, an adjusting frame arranged at the side end of the bracket, a driven sheave rotatably connected to the adjusting frame, a driving sheave rotatably connected to the fixing plate and a sheave driving device arranged on the fixing plate and used for driving the driving sheave to rotate, the driving sheave and the driven sheave are oppositely arranged, and a space for accommodating the sampling rod is formed between the driving sheave and the driven sheave. The invention overcomes the problem of poor structural stability of the slender rod of the sampling rod, effectively avoids the phenomenon of bending and even breaking of the sampling rod, and is easy to control the depth of the sampling rod inserted into the grain pile accurately at fixed points.
Description
Technical Field
The invention relates to the field of grain sampling equipment, in particular to a gantry type multi-point grain purchasing intelligent sampling device.
Background
Although the sampling devices on the market are various in types, the sampling devices are almost two types, one type is a small-sized simple manual handheld sampler, the other type is a manually operated medium-sized or large-sized electric or oil pressure mechanical sampler, the samplers can not be separated from manual field operation, and personnel in charge of sampling can not avoid direct or indirect contact with materials or even contact with direct beneficiaries. Therefore, human factors can occur, so that the extracted sample sent to the hand of the inspection and test personnel has larger deviation with the actual goods, the inspection and test report data is not objective and fair enough, and the use units can acquire raw materials with larger difference with the actual requirements, thereby causing the loss which is difficult to recover for the enterprise units with the requirements.
Secondly, the existing large electric or oil pressure mechanical sampler drives a large frame body to vertically move up and down by a driving device so as to enable a slender sampling rod to be doped into a car hopper or a granary, and the sampling rod is equivalent to a slender rod and has poor structural stability, so that the sampling rod is bent or even broken in the market in the use process; meanwhile, the large frame body has large volume, heavy mass and large inertia in vertical movement, and is not easy to control at fixed points, so that the depth of the sampling rod inserted into the grain pile is often not accurate enough. Therefore, there is a need for improvement of the prior art to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides a gantry type multi-point grain acquisition intelligent sampling device, which is specifically realized by the following technical scheme:
the invention relates to a gantry type multipoint grain purchasing intelligent sampling device which comprises a sampling mechanism and a gantry body used for driving the sampling mechanism to do planar motion, wherein the sampling mechanism comprises a bracket used for connecting the gantry body and the sampling mechanism, a material air flow conveyor, a sample conveying hose, a sampling rod, a vertical driving device and a central control device which are sequentially connected, the direct driving device comprises a fixing plate connected to the front end of the bracket, an adjusting frame arranged at the side end of the bracket, a driven sheave rotatably connected to the adjusting frame, a driving sheave rotatably connected to the fixing plate and a sheave driving device arranged on the fixing plate and used for driving the driving sheave to rotate, the driving sheave and the driven sheave are oppositely arranged, and a space for accommodating the sampling rod is formed between the driving sheave and the driven sheave.
According to the preferential scheme, the driven sheave comprises a driven sheave I and a driven sheave II which are arranged in parallel up and down, the driving sheave comprises a driving sheave I and a driving sheave II, the sheave driving device comprises an upper gear and a lower gear which are respectively connected to the driving sheave I and the driving sheave II and a rotary driving element which is fixedly connected to the fixing plate, the rotary driving element is connected with a gear shaft, a driving gear is arranged on the gear shaft, and the driving gear is respectively meshed with the upper gear and the lower gear.
Preferably, the adjusting bracket comprises a groove wheel bracket, an adjusting rod connected to the bracket in sequence, an elastic element arranged between the adjusting bracket and the adjusting rod, and a connecting rod used for connecting the groove wheel bracket and the bracket.
According to the prior scheme, the front end of the sheave frame is provided with a guide post, the fixed plate is provided with a chute matched with the guide post, and the guide post is in single-degree-of-freedom sliding connection with the fixed plate.
According to the prior scheme, rubber sleeves are arranged on the outer circumferences of the driving grooved wheel and the driven grooved wheel.
Preferably, the portal frame body includes support body, crossbeam and is used for driving the longitudinal drive device that the crossbeam moved on the support body, support sliding connection is in the crossbeam, the portal frame body still includes the horizontal drive device that is used for driving the support and removes along crossbeam length direction.
The prior scheme, vertical drive arrangement locate the roller set of crossbeam tip, locate rack I on the support body, with I meshed gear of rack I and drive gear I's control motor I is fixed in the crossbeam.
The prior scheme, horizontal drive arrangement including locate crossbeam upper end guide rail, rack II, with rack II gear II, connect in support upper end control motor II with connect in support rear end and with guide rail complex gyro wheel, gear II connects in control motor II.
The preferential scheme, the support body includes that stand, parallel locate the I-shaped frame between the stand, the I-shaped frame is formed by the concatenation of a plurality of I-shaped steel.
According to the preferential scheme, supporting columns for auxiliary supporting are arranged at the splicing positions of the I-shaped steel, and fixed supporting rods are arranged between the supporting columns or between the supporting columns and the stand columns.
The invention has the beneficial effects that: the sample rod is clamped between the driving grooved wheel and the driven grooved wheel, and is continuously and gradually inserted into the grain pile in a downward or upward friction mode through the rotation of the driving grooved wheel, and the sample rod on the upper portion of the driving grooved wheel is not stressed, so that the problem of poor structural stability of the slender rod of the sample rod is solved, and the phenomenon that the sample rod is bent and even broken is effectively avoided. Furthermore, the sampling rod is inserted into the grain pile by the aid of the vertical driving device to drive the sampling rod to move up and down, a large frame body with large volume, heavy mass and large inertia is not required to be driven to move up and down, and the depth of the sampling rod inserted into the grain pile is easily controlled at fixed points and is accurate. Other advantageous effects of the present invention will be further described with reference to the following specific examples.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a cross beam and bracket connection structure;
FIG. 3 is a schematic view of the vertical driving device;
FIG. 4 is a schematic view of a fixing plate;
FIG. 5 is a schematic view of the connection of the sample delivery hose to the skewer.
Detailed Description
As shown in the figure: the invention relates to a gantry type multipoint grain purchasing intelligent sampling device which comprises a sampling mechanism 2 and a gantry body 1 used for driving the sampling mechanism 2 to do planar motion, wherein the sampling mechanism 2 comprises a bracket 3 used for connecting the gantry body 1 and the sampling mechanism 2, a material airflow conveyor 8, a sample conveying hose 4, a sampling rod 5, a vertical driving device 6 and a central control device 7 which are sequentially connected, the straight driving device comprises a fixing plate 61 connected to the front end of the bracket 3, an adjusting frame 62 arranged at the side end of the bracket 3, a driven sheave rotatably connected to the adjusting frame 62, a driving sheave rotatably connected to the fixing plate 61 and a sheave driving device 63 arranged on the fixing plate 61 and used for driving the driving sheave to rotate, the driving sheave and the driven sheave are oppositely arranged, and a space for accommodating the sampling rod 5 is formed between the driving sheave and the driven sheave.
When the sampling rod device is used, in an initial state, the sampling rod 5 is arranged between the driving grooved pulley and the driven grooved pulley, a certain pretightening force is formed between the driving grooved pulley and the driven grooved pulley through the extrusion of the adjusting frame 62, the gantry body 1 is driven to stop above a position to be detected of a grain pile, then the grooved pulley driving device 63 drives the driving grooved pulley to rotate, and due to the fact that the certain pretightening force is formed among the driving grooved pulley, the driven grooved pulley and the sampling rod 5, friction force exists among the driving grooved pulley, the driving grooved pulley drives the sampling rod 5 to move downwards under the action of the friction force, and the driven grooved pulley rotates to guide and support the sampling rod 5, so that the sampling rod 5 is vertical as far as possible. In the process, the sampling rod 5 can be continuously and gradually inserted into the grain pile, and is not easy to bend and deform and further cannot be broken. Furthermore, because the sampling rod 5 continuously and gradually enters the grain pile, and after the sampling rod 5 enters the grain pile, the sampling rod 5 is also guided by the grain pile, meanwhile, the sampling rod 5 has small self mass and small inertia, so that the sheave driving device 63 can accelerate the rotation of the driving sheave to accelerate the movement speed of the sampling rod 5, and the phenomenon of inaccurate positioning caused by 'stepping' caused by large inertia after the sampling rod 5 moves to a point position can not be caused, namely, the bending deformation of the sampling rod 5 can not be caused.
In this embodiment, the driven sheave includes a driven sheave i 65 and a driven sheave ii 66 arranged in parallel up and down, the driving sheave includes a driving sheave i 67 and a driving sheave ii 68, the sheave driving device 63 includes an upper gear 631 and a lower gear 632 respectively connected to the driving sheave i 67 and the driving sheave ii 68, and a rotary driving element 633 fixedly connected to the fixing plate 61, the rotary driving element 633 is connected to a gear shaft, the gear shaft is provided with a driving gear 634, and the driving gear 634 is respectively engaged with the upper gear 631 and the lower gear 632. The driving grooved wheel and the driven grooved wheel are both provided with the connecting belt, so that the leading and guiding effects in the length direction of the sampling rod 5 are greatly enhanced, the deformation of the sampling rod 5 is favorably overcome, the structure of the sampling rod is favorably kept, the sampling rod 5 can smoothly and vertically enter a grain pile at the moment when the sampling rod 5 is contacted with the grain pile, and the sampling rod 5 is prevented from being inclined when entering the grain pile, so that the unnecessary resistance of the sampling rod 5 is reduced. Secondly, the driving sheaves I67 and II 68 are respectively in motion synchronization with the upper gear 631 and the lower gear 632 through the driving gear 634, so that the friction force of the driving sheaves to the sample rod 5 can be increased when the driving sheaves are driven by the rotary driving element 633 to rotate, and sufficient power for downward motion of the sample rod 5 is provided.
In this embodiment, the adjusting bracket 62 includes a sheave bracket 621, an adjusting lever 622 connected to one side of the stand 3, an elastic member 623 disposed between the adjusting bracket 62 and the adjusting lever 622, and a connecting rod 624 for connecting the sheave bracket 621 and the stand 3. The front end of the sheave frame 621 is provided with a guide post 625, the fixing plate 61 is provided with a sheave 626 matched with the guide post 625, and the guide post 625 is in single-degree-of-freedom sliding connection with the fixing plate 61. The guide post 625 is in single-degree-of-freedom sliding connection with the fixing plate 61, so that the driven grooved wheels I65 and II 66 arranged on the grooved wheel frame 621 can be in parallel and simultaneously contact with the sampling rod 5 no matter how the elastic elements 623 are adjusted, and the effective guiding and leading effects of the driven grooved wheels I65 and II 66 on the sampling rod 5 are guaranteed. Further, the extrusion force of the driving sheave and the driven sheave on the sampling rod 5 can be adjusted by adjusting the elastic element 623, so that the friction force can be adjusted to adjust the force for driving the sampling rod 5 to move downwards.
In this embodiment, the gantry body 1 includes a frame body 101, a beam 102, and a longitudinal driving device 103 for driving the beam 102 to move on the frame body 101, the support 3 is slidably connected to the beam 102, and the gantry body 1 further includes a transverse driving device 104 for driving the support 3 to move along the length direction of the beam 102. Furthermore, the longitudinal driving device 103 is provided with a roller set 1031 at the end of the beam 102, a rack i 1032 arranged on the frame body 101, a gear i 1033 meshed with the rack i 1032 and a control motor i 1034 driving the gear i 1033, and the control motor i 1034 is fixed on the beam 102. The transverse driving device 104 comprises a guide rail 1041 arranged at the upper end of the cross beam 102, a rack II 1042, a gear II 1043 connected with the rack II 1042, a control motor II 1044 connected to the upper end of the support 3, and a roller 1045 connected to the rear end of the support 3 and matched with the guide rail 1041, wherein the gear II 1043 is connected with the control motor II 1044. Preferably, the control motor i 1034 and the control motor ii 1044 are preferably stepping motors or servo motors, so that the number of revolutions, the gear structure modulus and the transmission ratio of the stepping motors or the servo motors can be conveniently measured to obtain the movement displacement, and then accurate positioning can be obtained.
In this embodiment, the frame body 101 includes upright columns 1011, and an i-shaped frame disposed in parallel between the upright columns 1011, the i-shaped frame is formed by splicing a plurality of i-shaped steels 1012, support columns 1013 for auxiliary support are disposed at the splicing positions of the i-shaped steels 1012, and fixed support rods 1014 are disposed between the support columns 1013 or between the support columns 1013 and the upright columns 1011. Therefore, the upper end of the I-shaped steel 1012 can be used as a track of a roller, the lower end of the I-shaped steel 1012 can be provided with the rack I1032, and the I-shaped steel 1012 is a standard part, so the frame body 101 disclosed by the invention has the advantages of simplified structure, simplicity in manufacturing, good interchangeability, convenience in assembly, low manufacturing cost and good economy.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (10)
1. The utility model provides a planer-type multiple spot grain acquires intelligent sampling device, includes that sampling mechanism and the portal frame body that is used for driving sampling mechanism to do planar motion, its characterized in that: the sampling mechanism is including being used for connecting portal frame body and sampling mechanism's support, the material air current conveyer, sample delivery hose, sampler pole and vertical drive arrangement and the well accuse device that connect gradually, directly drive the device including connect in the fixed plate of support front end, locate the alignment jig of support side end, rotate and connect in the passive sheave of alignment jig, rotate the initiative sheave of connecting on the fixed plate and locate the fixed plate and be used for driving the rotatory sheave drive arrangement of initiative sheave, initiative sheave and passive sheave set up relatively and form between the two and hold the space of sampler pole.
2. The gantry type multi-point grain acquisition intelligent sampling device of claim 1, which is characterized in that: the driven sheave comprises a driven sheave I and a driven sheave II which are arranged in parallel up and down, the driving sheave comprises a driving sheave I and a driving sheave II, the sheave driving device comprises an upper gear and a lower gear which are respectively connected to the driving sheave I and the driving sheave II and a rotary driving element which is fixedly connected to a fixing plate, the rotary driving element is connected with a gear shaft, a driving gear is arranged on the gear shaft, and the driving gear is respectively meshed with the upper gear and the lower gear.
3. The gantry type multi-point grain acquisition intelligent sampling device of claim 1, which is characterized in that: the adjusting frame comprises a groove wheel frame, an adjusting rod connected to the support in sequence, an elastic element arranged between the adjusting frame and the adjusting rod, and a connecting rod used for connecting the groove wheel frame and the support.
4. The gantry type multi-point grain acquisition intelligent sampling device of claim 3, which is characterized in that: the front end of the sheave frame is provided with a guide post, the fixed plate is provided with a chute matched with the guide post, and the guide post is in single-degree-of-freedom sliding connection with the fixed plate.
5. The gantry type multi-point grain procurement intelligent sampling device of any one of claims 1 to 4, characterized in that: and rubber sleeves are arranged on the outer circumferences of the driving grooved wheel and the driven grooved wheel.
6. The gantry type multi-point grain acquisition intelligent sampling device of claim 1, which is characterized in that: the portal frame body comprises a frame body, a cross beam and a longitudinal driving device used for driving the cross beam to move on the frame body, the support is connected to the cross beam in a sliding mode, and the portal frame body further comprises a transverse driving device used for driving the support to move along the length direction of the cross beam.
7. The gantry type multi-point grain acquisition intelligent sampling device of claim 5, which is characterized in that: the longitudinal driving device is arranged on a roller set at the end part of the cross beam, a rack I arranged on the frame body, a gear I meshed with the rack I and a control motor I driving the gear I, and the control motor I is fixed on the cross beam.
8. The gantry type multi-point grain acquisition intelligent sampling device of claim 5, which is characterized in that: the transverse driving device comprises a guide rail arranged at the upper end of the cross beam, a rack II, a gear II connected with the rack II, a control motor II connected to the upper end of the support and a roller connected to the rear end of the support and matched with the guide rail, and the gear II is connected to the control motor II.
9. The gantry type multi-point grain acquisition intelligent sampling device of claim 5, which is characterized in that: the support body includes stand, the parallel I-shaped frame of locating between the stand, the I-shaped frame is formed by the concatenation of a plurality of I-shaped steel.
10. The gantry type multi-point grain procurement intelligent sampling device of claim 9, characterized in that: the splicing position of the I-shaped steel is provided with support columns for auxiliary support, and fixed support rods are arranged between the support columns or between the support columns and the stand columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010173361.1A CN111323253A (en) | 2020-03-13 | 2020-03-13 | Gantry type multi-point grain purchasing intelligent sampling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010173361.1A CN111323253A (en) | 2020-03-13 | 2020-03-13 | Gantry type multi-point grain purchasing intelligent sampling device |
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| CN111323253A true CN111323253A (en) | 2020-06-23 |
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| CN202010173361.1A Pending CN111323253A (en) | 2020-03-13 | 2020-03-13 | Gantry type multi-point grain purchasing intelligent sampling device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112394004A (en) * | 2020-10-14 | 2021-02-23 | 沈阳农业大学 | Automatic measurement system and measurement method for grain volume weight of large-scale grain depot |
| CN113686619A (en) * | 2021-08-30 | 2021-11-23 | 发达面粉集团股份有限公司 | Automatic grain sampling detection device |
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| KR100730289B1 (en) * | 2006-07-21 | 2007-06-19 | 이광섭 | Soil sample extracting apparatus using drilling machine |
| CN204439406U (en) * | 2015-03-09 | 2015-07-01 | 无锡航天信息有限公司 | A kind of grain depot shipping Bulk Grain automatic pricker sample equipment |
| CN106969943A (en) * | 2017-04-26 | 2017-07-21 | 河南鑫道科技有限公司 | Unattended full-automatic sampling sharp-pointed tube |
| CN206906039U (en) * | 2017-07-05 | 2018-01-19 | 浙江伯利恒仪器设备有限公司 | A kind of feed device of sample skewering machine |
| CN212646118U (en) * | 2020-03-13 | 2021-03-02 | 郑州龙威电子科技有限公司 | Gantry type multi-point grain purchasing intelligent sampling device |
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2020
- 2020-03-13 CN CN202010173361.1A patent/CN111323253A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100730289B1 (en) * | 2006-07-21 | 2007-06-19 | 이광섭 | Soil sample extracting apparatus using drilling machine |
| CN204439406U (en) * | 2015-03-09 | 2015-07-01 | 无锡航天信息有限公司 | A kind of grain depot shipping Bulk Grain automatic pricker sample equipment |
| CN106969943A (en) * | 2017-04-26 | 2017-07-21 | 河南鑫道科技有限公司 | Unattended full-automatic sampling sharp-pointed tube |
| CN206906039U (en) * | 2017-07-05 | 2018-01-19 | 浙江伯利恒仪器设备有限公司 | A kind of feed device of sample skewering machine |
| CN212646118U (en) * | 2020-03-13 | 2021-03-02 | 郑州龙威电子科技有限公司 | Gantry type multi-point grain purchasing intelligent sampling device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112394004A (en) * | 2020-10-14 | 2021-02-23 | 沈阳农业大学 | Automatic measurement system and measurement method for grain volume weight of large-scale grain depot |
| CN112394004B (en) * | 2020-10-14 | 2023-09-12 | 沈阳农业大学 | Automatic measuring system and measuring method for grain volume weight of large-scale grain depot |
| CN113686619A (en) * | 2021-08-30 | 2021-11-23 | 发达面粉集团股份有限公司 | Automatic grain sampling detection device |
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