CN113049369B - Clamping device of sunflower seed for experiments - Google Patents
Clamping device of sunflower seed for experiments Download PDFInfo
- Publication number
- CN113049369B CN113049369B CN202110256539.3A CN202110256539A CN113049369B CN 113049369 B CN113049369 B CN 113049369B CN 202110256539 A CN202110256539 A CN 202110256539A CN 113049369 B CN113049369 B CN 113049369B
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- China
- Prior art keywords
- connecting block
- clamping device
- rod
- threaded rod
- hole
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- 235000020238 sunflower seed Nutrition 0.000 title claims abstract description 58
- 238000002474 experimental method Methods 0.000 title claims abstract description 9
- 238000004891 communication Methods 0.000 claims description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 241000208818 Helianthus Species 0.000 description 1
- 235000003222 Helianthus annuus Nutrition 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
Abstract
The invention discloses a clamping device for experimental sunflower seeds, which comprises a bottom frame, wherein a placing disc and a clamping mechanism are arranged on the bottom frame, the clamping mechanism comprises a support column, a first connecting block, a semicircular connecting piece and two identical second connecting blocks, a fixed rod and a movable rod are respectively arranged on the two second connecting blocks, connecting plates are respectively arranged at the ends, close to each other, of the fixed rod and the movable rod, flexible clamping pieces are arranged on the connecting plates, and the device is also provided with a rotating shaft and the semicircular connecting piece to match so that the device can clamp the sunflower seeds in different directions according to the requirements of the experiment.
Description
Technical Field
The invention relates to the technical field of clamping devices, in particular to a clamping device for experimental sunflower seeds.
Background
Sunflower is one of main crops, threshing of sunflower seeds is a key link in harvesting work, most of China adopts a sunflower seed threshing machine designed according to a beating principle to thresh sunflower seeds at present, but the sunflower seed threshing machine according to the beating principle has the defect of high seed breakage rate, breakage of sunflower seeds directly affects short-term and long-term storage of sunflower seeds, and the sunflower seeds suffering breakage have low germination rate, are easy to generate mold, grow insects and are easy to break, and can reduce market value and export value. Therefore, it is necessary to research the novel sunflower seed threshing principle with high threshing rate and low damage so as to adapt to the sunflower seed threshing process requirements of modern agricultural production.
Study of novel sunflower seed threshing principle firstly needs to study the mechanical properties of seeds, and needs to put single seeds on an impact testing machine for stress analysis, but the existing clamping device is easy to damage the sunflower seeds when clamping single sunflower seeds, meanwhile, the clamping direction is single and can not be changed, and the sunflower seeds need to be clamped again after the experimental mode is changed, so that the novel sunflower seed threshing device is particularly inconvenient.
Disclosure of Invention
The invention aims to provide a clamping device for experimental sunflower seeds, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a clamping device of sunflower seed grain for experiments, includes the chassis, be equipped with on the chassis and place dish and fixture, be equipped with first thread bush on the chassis, be equipped with first threaded rod in the first thread bush, the one end of first threaded rod links to each other with placing the dish, fixture includes pillar, first connecting block, semicircle ring type connecting piece and two the same second connecting blocks, first connecting block passes through the pillar and links to each other with the chassis, it is provided with the axis of rotation to alternate in the first connecting block, the one end and the semicircle ring type connecting piece middle part of axis of rotation link to each other, semicircle ring type connecting piece's both ends respectively with two the side of second connecting block links to each other, one of them the second connecting block is close to another the one end connection of second connecting block is provided with the dead lever, another the inside movable hole that is equipped with of second connecting block and its one end connection that keeps away from the dead lever is provided with the second threaded bush, be equipped with the movable lever in the movable hole, be equipped with the second threaded rod in the second threaded bush, the one end of second threaded bush extends to the movable hole in the movable hole, first end and rotation axis and second connecting piece are equipped with the axis of rotation, the other end and second connecting piece all are close to each other flexible connection have the flexible connection plate to each other, and are located flexible joint top and are all located flexible connection top and are located each other.
As a further scheme of the invention: the limiting plates are fixedly connected to the two sides of the first connecting block on the rotating shaft, and one side plate surfaces, close to each other, of the limiting plates are respectively attached to the two side end surfaces of the first connecting block.
As still further aspects of the invention: and one ends of the flexible clamping pieces, which are close to each other, are respectively provided with a V-shaped groove.
As still further aspects of the invention: one end of the movable rod, which is far away from the connecting plate, is arranged into a hemispherical shape.
As still further aspects of the invention: the movable rod and the connecting plate are both made of light materials.
As still further aspects of the invention: the first connecting block is internally provided with a cylindrical hole, a cross-shaped hole is formed in a corresponding position on the rotating shaft, the cylindrical hole is communicated with the cross-shaped hole, and a plug rod is arranged in the cylindrical hole.
As still further aspects of the invention: the size of the cylindrical hole is matched with that of the cross hole.
Compared with the prior art, the invention has the beneficial effects that: this sunflower seed grain clamping device for experiments realizes carrying out the centre gripping to the sunflower seed grain through setting up the chassis, place platform and fixture cooperation, make the device carry out the centre gripping on the different directions to the sunflower seed grain through setting up axis of rotation and semicircle ring type connecting piece, movable rod falls down naturally and drives flexible holder and move down to carry out the centre gripping to the sunflower seed grain during the centre gripping, rethread second thread bush and second threaded rod cooperation keep the centre gripping stability, the clamping force to the sunflower seed grain is little, can not damage the sunflower seed grain when playing the fixed action, overall device simple structure and convenient operation, the flexibility to the centre gripping of sunflower seed grain is high, and the centre gripping is effectual, have stronger practicality.
Drawings
Fig. 1 is a front view of the whole structure of a clamping device for experimental sunflower seeds.
Fig. 2 is a top view of a clamping device for experimental sunflower seeds.
Fig. 3 is a schematic structural view of a flexible clamping member in a clamping device for experimental sunflower seeds.
Fig. 4 is a front view of the internal structure of the first connecting block in the clamping device for experimental sunflower seeds.
Fig. 5 is a side view of the internal structure of the first connecting block in the clamping device for experimental sunflower seeds.
Wherein: the device comprises a chassis-1, a placing disc-2, a support column-3, a first connecting block-4, a rotating shaft-5, a semicircular connecting piece-6, a second connecting block-7, a fixed rod-8, a movable hole-9, a movable rod-10, a first threaded sleeve-11, a first threaded rod-12, a second threaded sleeve-13, a second threaded rod-14, a rotating handle-15, a connecting plate-16, a flexible clamping piece-17, a V-shaped groove-18, a limiting plate-19, a cylindrical hole-20, a cross hole-21 and an inserting rod-22.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
Example 1
The utility model provides a clamping device of sunflower seed grain for experiments, includes chassis 1, be equipped with place dish 2 and fixture as shown in fig. 1 and fig. 2 on the chassis 1, be equipped with first thread bush 11 on the chassis 1, be equipped with first threaded rod 12 in the first thread bush 11, the one end of first threaded rod 12 links to each other with place dish 2, fixture includes pillar 3, first connecting block 4, semicircle ring type connecting piece 6 and two the same second connecting blocks 7, first connecting block 4 passes through pillar 3 and links to each other with chassis 1, first connecting block 4 interlude is provided with axis of rotation 5, the one end and semicircle ring type connecting piece 6 middle part links to each other, the both ends of semicircle ring type connecting piece 6 are respectively with two the side end of second connecting piece 7 links to each other, one of them second connecting piece 7 is close to another the one end connection of second connecting piece 7 is provided with dead lever 8, and another the inside movable hole 9 and its one end connection that keeps away from dead lever 8 are provided with second threaded bush 9, second movable hole 9 is equipped with the second movable hole 13, second movable hole 10 is equipped with the second threaded rod 9 and the equal flexible connection piece is equipped with the second movable connection piece 14 in the second threaded rod 9, the second movable connection piece is provided with the 13 in the second threaded rod 16 is close to the second threaded rod 9, and is equipped with the flexible connection piece 16 each other in the flexible connection piece is 16, and is equipped with the flexible connection piece is 16, and is 16 in the flexible mutually is connected with the end 5.
Specifically, referring to fig. 2, the rotation shaft 5 is fixedly connected with limiting plates 19 at two sides of the first connecting block 4, and a side plate surface of the limiting plates 19 close to each other is respectively attached to two side end surfaces of the first connecting block 4, and the limiting plates 19 play a role in fixing the rotation shaft 5 and preventing the rotation shaft 5 from sliding in the first connecting block 4.
Further, referring to fig. 2 and 3, the ends of the flexible clamping members 17, which are close to each other, are respectively provided with a V-shaped groove 18, two ends of the V-shaped groove 18 respectively correspond to the upper and lower shapes of the sunflower seeds, the sunflower seeds can be better clamped and the clamping stability is improved through the V-shaped groove 18, one end of the movable rod 10, which is far away from the connecting plate 16, is provided with a hemispherical shape, both the movable rod 10 and the connecting plate 16 are made of light materials,
when the device is used, the semicircular connecting piece 6 is adjusted through the rotating shaft 5 to enable the fixing rod 8 to be located under the movable rod 10, the flexible clamping piece 17 which is located above and connected with the movable rod 10 is lifted, sunflower seeds are placed in the V-shaped groove 18 of the flexible clamping piece 17 located below, then the movable rod 10 naturally falls down and enables the flexible clamping piece 17 located above to press the sunflower seeds downwards, so that the sunflower seeds can be clamped together by the two flexible clamping pieces 17, then the rotating handle 15 is used for adjusting the second threaded rod 14 to slowly move downwards until the end part of the second threaded rod 14 abuts against the end part of the movable rod 10, the position fixing of the movable rod 10 can be completed, meanwhile, the clamping stability of the sunflower seeds can be maintained, then the sunflower seeds can be adjusted to be upwards or downwards according to experimental requirements, or the sunflower seeds can be kept horizontal, the placing disc 2 can slowly rise until the end part of the placing disc 2 abuts against the sunflower seeds, and then the corresponding impact tester is matched, and an analysis experiment can be completed.
Example two
Referring to fig. 4 and 5, on the basis of embodiment 1, although the sunflower seeds can be well clamped in different directions, and the clamping is convenient and fast, the clamping mechanism is easy to shake due to uneven weights at two ends of the semicircular connecting piece 6 during clamping, so that subsequent experimental work is affected, therefore, a cylindrical hole 20 is arranged in the first connecting block 4, a cross hole 21 is formed in a corresponding position on the rotating shaft 5, the cylindrical hole 20 is communicated with the cross hole 21, and a plug rod 22 is arranged in the cylindrical hole 20.
After the clamping position of the sunflower seeds is determined, the inserted rod 22 is inserted into the cylindrical hole 20, the inserted rod 22 penetrates through the cross-shaped hole 21 to fix the position of the rotating shaft 5, the whole clamping mechanism is further fixed in position, the cross-shaped hole 21 is formed by combining two mutually staggered cylindrical holes, and the two circumferential holes are respectively parallel and perpendicular to the movable rod 10, so that the horizontal clamping and the vertical clamping of the sunflower seeds are correspondingly performed.
Preferably, the cylindrical hole 20 is sized to match the cross-shaped hole 21.
To sum up, this sunflower seed grain clamping device for experiments realizes carrying out the centre gripping to the sunflower seed grain through setting up chassis 1, place platform and fixture cooperation, make the device carry out the ascending centre gripping of different directions to the sunflower seed grain through setting up axis of rotation 5 and semicircle ring connecting piece 6, movable rod 10 falls down naturally and drives flexible holder 17 and move down to carry out the centre gripping to the sunflower seed grain during the centre gripping, rethread second thread bush 13 and second threaded rod 14 cooperate to keep clamping stability, the clamping force to the sunflower seed grain is little, can not damage the sunflower seed grain when playing fixed action, whole device simple structure and convenient operation, the flexibility to the centre gripping of sunflower seed grain is high, and the centre gripping is effectual, has stronger practicality.
While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (5)
1. The utility model provides a clamping device of sunflower seed grain for experiments, includes chassis (1), be equipped with on chassis (1) and place dish (2) and fixture, a serial communication port, be equipped with first thread bush (11) on chassis (1), be equipped with first threaded rod (12) in first thread bush (11), the one end of first threaded rod (12) links to each other with placing dish (2), fixture includes pillar (3), first connecting block (4), semicircle ring type connecting piece (6) and two the same second connecting block (7), first connecting block (4) link to each other with chassis (1) through pillar (3), first connecting block (4) are interior to alternate and are provided with axis of rotation (5), the one end and semicircle ring type connecting piece (6) middle part of axis of rotation (5) link to each other, the both ends of semicircle ring type connecting piece (6) link to each other with two respectively the side end of second connecting block (7), one of which second connecting block (7) are close to another second connecting block (7) are provided with second connecting rod (8) and are equipped with movable connection hole (9) and are equipped with second connecting block (7) and are equipped with movable connection hole (9), be equipped with second threaded rod (14) in second thread bush (13), in the one end of second threaded rod (14) extends to movable hole (9), the other end of first threaded rod (12), axis of rotation (5) and second threaded rod (14) all is connected and is provided with twist grip (15), the one end that dead lever (8) and movable rod (10) are close to each other all is equipped with connecting plate (16), the one end that connecting plate (16) are close to each other all is connected and is provided with flexible holder (17), flexible holder (17) are located directly over placing tray (2), the one end that flexible holder (17) are close to each other all is equipped with V type groove (18), the one end that connecting plate (16) was kept away from to movable rod (10) sets up to the hemisphere.
2. The clamping device for experimental sunflower seeds according to claim 1, wherein limiting plates (19) are fixedly connected and arranged on the rotating shaft (5) and positioned at two sides of the first connecting block (4), and one side plate surfaces of the limiting plates (19) which are close to each other are respectively attached to two side end surfaces of the first connecting block (4).
3. Clamping device for experimental sunflower seeds according to claim 1, characterised in that the movable rod (10) and the connection plate (16) are both made of light material.
4. The clamping device for experimental sunflower seeds according to claim 2, wherein a cylindrical hole (20) is formed in the first connecting block (4), a cross-shaped hole (21) is formed in a corresponding position on the rotating shaft (5), the cylindrical hole (20) is communicated with the cross-shaped hole (21), and a plug rod (22) is arranged in the cylindrical hole (20).
5. Clamping device for experimental sunflower seeds according to claim 4, characterised in that the cylindrical hole (20) is sized to match the cross-shaped hole (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110256539.3A CN113049369B (en) | 2021-03-09 | 2021-03-09 | Clamping device of sunflower seed for experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110256539.3A CN113049369B (en) | 2021-03-09 | 2021-03-09 | Clamping device of sunflower seed for experiments |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113049369A CN113049369A (en) | 2021-06-29 |
| CN113049369B true CN113049369B (en) | 2024-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110256539.3A Active CN113049369B (en) | 2021-03-09 | 2021-03-09 | Clamping device of sunflower seed for experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113049369B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136569A (en) * | 2015-09-30 | 2015-12-09 | 河南科技大学 | Clamping device for sunflower seed |
| CN205156862U (en) * | 2015-10-30 | 2016-04-13 | 山东省农作物种质资源中心 | Generous measuring device of seed grain length |
| CN206842500U (en) * | 2017-03-31 | 2018-01-05 | 四川省广元冰鸟天然矿泉水有限责任公司 | A kind of rotatable bottled water changes water auxiliary equipment |
| CN208663605U (en) * | 2018-09-20 | 2019-03-29 | 宁波库贴汽车塑料有限公司 | A kind of automobile pipeline assembly device |
| CN209367334U (en) * | 2018-10-25 | 2019-09-10 | 东莞市银泰玻璃有限公司 | A kind of glass processing platform with turn over function |
| CN110681423A (en) * | 2019-11-12 | 2020-01-14 | 曹雨轩 | Chemical experiment device |
| CN210375175U (en) * | 2019-07-19 | 2020-04-21 | 新昌县新柴机械有限公司 | 360-degree all-directional rotation dead-angle-free sensor fixing seat for assembly line |
| CN210551283U (en) * | 2019-06-28 | 2020-05-19 | 浙江安吉大名家具有限公司 | Grabbing and clamping mechanism with laser positioning function |
| CN210879556U (en) * | 2019-10-31 | 2020-06-30 | 丽水市盛裕机械制造有限公司 | Novel workpiece turnover mechanism for machining |
| CN112247464A (en) * | 2020-10-24 | 2021-01-22 | 王婷 | Rotary positioning and clamping device for welding of numerical control machine tool |
-
2021
- 2021-03-09 CN CN202110256539.3A patent/CN113049369B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136569A (en) * | 2015-09-30 | 2015-12-09 | 河南科技大学 | Clamping device for sunflower seed |
| CN205156862U (en) * | 2015-10-30 | 2016-04-13 | 山东省农作物种质资源中心 | Generous measuring device of seed grain length |
| CN206842500U (en) * | 2017-03-31 | 2018-01-05 | 四川省广元冰鸟天然矿泉水有限责任公司 | A kind of rotatable bottled water changes water auxiliary equipment |
| CN208663605U (en) * | 2018-09-20 | 2019-03-29 | 宁波库贴汽车塑料有限公司 | A kind of automobile pipeline assembly device |
| CN209367334U (en) * | 2018-10-25 | 2019-09-10 | 东莞市银泰玻璃有限公司 | A kind of glass processing platform with turn over function |
| CN210551283U (en) * | 2019-06-28 | 2020-05-19 | 浙江安吉大名家具有限公司 | Grabbing and clamping mechanism with laser positioning function |
| CN210375175U (en) * | 2019-07-19 | 2020-04-21 | 新昌县新柴机械有限公司 | 360-degree all-directional rotation dead-angle-free sensor fixing seat for assembly line |
| CN210879556U (en) * | 2019-10-31 | 2020-06-30 | 丽水市盛裕机械制造有限公司 | Novel workpiece turnover mechanism for machining |
| CN110681423A (en) * | 2019-11-12 | 2020-01-14 | 曹雨轩 | Chemical experiment device |
| CN112247464A (en) * | 2020-10-24 | 2021-01-22 | 王婷 | Rotary positioning and clamping device for welding of numerical control machine tool |
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| Publication number | Publication date |
|---|---|
| CN113049369A (en) | 2021-06-29 |
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