CN105424402B - Rotary reduction device - Google Patents
Rotary reduction device Download PDFInfo
- Publication number
- CN105424402B CN105424402B CN201510740749.4A CN201510740749A CN105424402B CN 105424402 B CN105424402 B CN 105424402B CN 201510740749 A CN201510740749 A CN 201510740749A CN 105424402 B CN105424402 B CN 105424402B
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- Prior art keywords
- shaft
- sampling
- reduction device
- sample
- push rod
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Classifications
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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
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
Abstract
The present invention discloses a kind of rotary reduction device, including shell, shaft, rotating shaft supporting seat, shaft driving mechanism and at least one sampling mechanism；Shell is cylindrical, and upper end offers feeding mouth, and side wall offers sample leaving opening；Shaft is set to the axis of housing cavity by rotating shaft supporting seat, and shaft driving mechanism coordinates with shaft；Sampling mechanism includes sampling groove body, and sampling groove body is fixedly connected with shaft, samples the sampling groove of groove body outwardly and be obliquely installed, sampling groove lower end is located at the inner walls of the sample leaving opening matched.Rotary reduction device provided by the invention will not be blocked because sample flow is big；Reduce the possibility of sample pollution；Full sample flow, tunneling boring carry out cutting and keep sample；Vertical structure, smart structural design can be docked directly with standing crusher, form crushing division integrated formula structure, be preferably applied in global design.
Description
Technical field
The invention belongs to mechanical equipment and technical field of automation, and in particular to a kind of sample splitting device.
Background technology
The sample making course of coal sample sample making apparatus on the market includes mainly at present：Supplied materials is weighed, except iron, first-level transport, one
Grade is broken, level-one division, two level division, two-stage crushing, three-level division, drying, grinding.Wherein, in two level division, three-level division
With all take full-page proof, middle sample and sample for use after grinding process respectively.
Existing reduction device is revolving slide formula mostly, i.e., then the elephant trunk that coal sample is all placed by one is slipping
An osculum is opened on the circumference of pipe rotation, carries out division；The problem of this kind of division mode is to be easy to cause chute blockage, and generation of division
Table remains to be discussed.
In addition, existing another kind reduction device is using the division mode moved back and forth, i.e., first by coal sample belt line
It is shaped to the coal stream of fixed width and thickness, the cutting that then just setting can be moved back and forth along coal stream width direction under coal stream
Mouthful.Such reduction device with coals flow shaping matched with devices such as belt lines because need to use, and of high cost, volume is big, and coal stream is by whole
Shape increases the pollution of coal sample.
Invention content
The present invention provides a kind of rotary reduction device, is not necessarily to sample flow shaping, and division result is representative, simultaneously
The contaminated possibility of sample can be reduced.The purpose of the present invention is realized by following technical scheme：
A kind of rotary reduction device, which is characterized in that including shell, shaft, rotating shaft supporting seat, shaft driving mechanism and
At least one sampling mechanism；Shell is cylindrical, and upper end offers feeding mouth, and side wall offers sample leaving opening；Shaft passes through shaft
Support base is set to the axis of housing cavity, and shaft driving mechanism coordinates with shaft；Sampling mechanism includes sampling groove body, sampling groove
Body is fixedly connected with shaft, is sampled the sampling groove of groove body outwardly and is obliquely installed, and sampling groove lower end is located at the open height that keeps sample
At matched inner walls.
As specific technical solution, the sampling mechanism further includes a pair of of adjustable plate, under a pair of adjustable plate is respective
End is articulated with the both sides of the sampling groove upper end, the folding adjustable angle of a pair of adjustable plate upper end.
As specific technical solution, the sampling mechanism further includes a pair of of adjusting rod, guide plate and adjusting block, guide plate
It is fixedly connected on rear side of the sampling groove upper end, is opened up on guide plate there are two from bottom to up with respect to the pilot hole gradually opened, it is a pair of
The respective one end of adjusting rod is separately connected the pair of adjustable plate, and a pair of of respective other end of adjusting rod is slidingly arranged at described
In two pilot holes, adjusting block coordinates on rear side of the guide plate with the respective other end driving of the pair of adjusting rod.
As specific technical solution, the rotary reduction device further includes lifting drive component, the lifting driving group
Part includes push plate, push rod and push rod driving mechanism, and push rod is fixedly connected with the push plate, and push plate is fixed with the adjusting block to be connected
It connects, the driving upper and lower displacement of push rod drawn stem driving mechanism.
As specific technical solution, the shaft is hollow shaft, and the push rod is set in the axle center hole of shaft, and is pushed away
Shaft lower end is stretched out in bar lower end.
As specific technical solution, the push rod driving mechanism includes lifting motor, first gear group, second gear
Group, two lead screws, lifting seat and screw rodb base, two lead screws are set on screw rodb base longitudinally spacedly, and lifting motor passes through first
A gear set driving wherein lead screw rotation, wherein a lead screw drives another lead screw to rotate by second gear group, lifting
Seat is bolted on two lead screws, and lifting seat is connect with the lower end of the push rod.
As specific technical solution, the rotary reduction device further includes conical flow guiding cover, is set to the pan feeding
At mouthful.
As specific technical solution, the sampling mechanism is two or more, and more than two sampling mechanism layering dislocation are set
It sets.
As specific technical solution, connected by connecting rod between the adjusting block of the sampling mechanism of the layering setting.
As specific technical solution, the rotary reduction device further includes bottom plate, is fixedly connected on shell lower end, institute
It states and offers rejected material mouth on bottom plate.
Rotary reduction device provided by the invention, advantage are as follows：It will not be blocked because sample flow is big；Reduce sample
The possibility of pollution；Full sample flow, tunneling boring carry out cutting and keep sample；Vertical structure, smart structural design can preferably be applied to whole
In body design；It can directly be docked with standing crusher, form crushing division integrated formula structure.
Description of the drawings
Fig. 1 is the sectional view for the rotary reduction device that embodiment one provides.
Fig. 2 is the internal structural map for the rotary reduction device that embodiment one provides.
Fig. 3 is the internal structural map for the rotary reduction device that embodiment two provides.
Specific implementation mode
Embodiment one
In conjunction with shown in Fig. 1 and Fig. 2, rotary reduction device provided in this embodiment, including shell 10, head cover 11, bottom plate
12,23, three sample reserving tube 13, kuppe 14, shaft 20, rotating shaft supporting seat 21, shaft driving mechanism 22, shaft sleeve samplers
Structure and lifting drive component.Specifically, each sampling mechanism include sampling groove body 30, a pair of of adjustable plate 31, a pair of of adjusting rod 32,
Guide plate 33 and adjusting block 34；It includes push plate 35, push rod 41, lifting motor 42, first gear group 43, second to lift drive component
Gear set 46, the first lead screw 44, the first lead screw 45, lifting seat 47 and screw rodb base 48.
Shell 10 is cylindrical, and head cover 11 is arranged in upper end, and feeding mouth 111 is offered on head cover 11.Kuppe is taper, if
It is placed at feeding mouth 111.10 side wall of shell offers sample leaving opening 101, and sample reserving tube 13 is connected at sample leaving opening 101.10 lower end of shell
It is fixedly connected with bottom plate 12, shaft 20 is set to by rotating shaft supporting seat 21 on bottom plate, and positioned at the axis of 10 inner cavity of shell.Shaft
Driving mechanism 22 (motor or the driving wheel of motor connection) coordinates with shaft driving, and is set to 12 lower section of bottom plate.Shaft sleeve
23 are sheathed on outside shaft 20 and rotating shaft supporting seat 21, and are fixedly connected with shaft 20, are rotated together with shaft 20.
Sampling groove body 30 is fixedly connected with shaft 20, is rotated together with shaft 20, and the sampling groove of sampling groove body 30 is outwardly simultaneously
It is obliquely installed, sampling groove lower end is located at the inner walls of 101 matched of the sample leaving opening, for rotating to sample leaving opening 101
When place, by sampling groove sample sends out sample leaving opening.31 respective lower end of a pair of of adjustable plate is articulated with sampling groove upper end both sides, two
The folding adjustable angle of 31 upper end of adjustable plate.Guide plate 33 is fixedly connected on rear side of sampling groove upper end, is offered on guide plate 33
Two are separately connected two adjustable plates 31 with respect to the 32 respective one end of arcuate guide hole a pair of adjusting rod gradually opened from bottom to up,
The respective other end is slidingly arranged in two arcuate guide holes of guide plate 33, and adjusting block 34 is in 33 rear side of guide plate and one
The 32 respective other end of adjusting rod is driven and is coordinated, push plate 35 is fixedly connected with adjusting block 34, when push plate 35 moves up and down, you can
Control the folding angle of two adjustable plates 31.
Shaft 20 is hollow shaft, and push rod 41 is set in the axle center hole of shaft 20, and 41 upper end of push rod is fixed with push plate 35 to be connected
It connects, 20 lower end of shaft is stretched out in lower end.Two lead screws 44,45 are set to longitudinally spacedly on screw rodb base 48, and lifting motor 42 passes through
First gear group 43 drives lead screw 44 to rotate, and lead screw 44 drives lead screw 45 to rotate by second gear group 46, and lifting seat 47 is spirally connected
In on two lead screws, lifting seat 47 is connect with the lower end of push rod 41.As it can be seen that the rotation of lifting motor 42 can drive lifting seat 47
And push rod 41 moves up and down, and then push plate 35 is driven to move up and down.
Rejected material mouth 121 is offered on bottom plate 12,12 upper end of bottom plate is additionally provided with rejected material material toggling piece 122, the rejected material material toggling piece
122 ends are fixedly connected by shaft sleeve with shaft 20, the inswept rejected material mouth 121 when being rotated with shaft 20 of rejected material material toggling piece 122.
The sample part entered by feeding mouth 111 is sampled groove body 30 and takes away, and remaining part is fallen in 12 upper end of bottom plate, is dialled through rejected material
Tablet 122 dials in rejected material mouth 121, is then discharged out.
The rotary reduction device that above-described embodiment provides, operation principle are as follows：
When sample flow from top to bottom when, can first be spread out by kuppe, form loop sample stream, and sample groove body 30 just
It is rotated below sample flow, to be cut.It is to keep sample by sampling groove body 30, it is logical through bottom to abandon sample to abandon sample for other
Road flows out, and keeps sample and is collected through the side channel that keeps sample.
Particularly, after determining sample weight and after needing the weight to keep sample, division ratio is calculated, to drive lifting electricity
Motor-driven work drives push rod 41 to move up and down, and to the folding angle of two adjustable plates 31 of control, completes the determination of division ratio.
Embodiment two
As shown in figure 3, the present embodiment provides rotary reduction devices, described in embodiment on the basis of structure, further include
The construction of three second layer sampling mechanisms, second layer sampling mechanism is identical as first layer sampling mechanism, and second layer sampling mechanism
It is shifted to install with first layer sampling mechanism, is layered between the adjusting block of the sampling mechanism of setting and is connected by connecting rod.
Above example be only it is fully open is not intended to limit the present invention, it is based on present invention innovation purport, without creativeness
The replacement of the equivalence techniques feature of labour should belong to the range of the application exposure.
Claims (7)
1. a kind of rotary reduction device, including shell, shaft, rotating shaft supporting seat, shaft driving mechanism and at least one sampling
Mechanism；Shell is cylindrical, and upper end offers feeding mouth, and side wall offers sample leaving opening；Shaft is set to by rotating shaft supporting seat
The axis of housing cavity, shaft driving mechanism coordinate with shaft；Sampling mechanism includes sampling groove body, and sampling groove body is fixed with shaft
Connection, samples the sampling groove of groove body outwardly and is obliquely installed, sampling groove lower end is located in the shell of the sample leaving opening matched
At wall；The sampling mechanism further includes a pair of of adjustable plate, which is articulated with the sampling groove upper end
Both sides, the folding adjustable angle of a pair of adjustable plate upper end；The sampling mechanism further includes a pair of of adjusting rod, a guide plate
And an adjusting block, guide plate are fixedly connected on rear side of the sampling groove upper end, open up that there are two phases from bottom to up on guide plate
To the pilot hole gradually opened；A pair of of respective one end of adjusting rod is separately connected an adjustable plate, a pair of of respective other end of adjusting rod
It is slidingly arranged at respectively in a pilot hole；Adjusting block is respective another with the pair of adjusting rod on rear side of the guide plate
End driving cooperation；It is characterized in that, the rotary reduction device further includes lifting drive component, which includes
Push plate, push rod and push rod driving mechanism, push rod are fixedly connected with the push plate, and push plate is fixedly connected with the adjusting block, push rod
The driving upper and lower displacement of drawn stem driving mechanism.
2. rotary reduction device according to claim 1, which is characterized in that the shaft is hollow shaft, the push rod
It is set in the axle center hole of shaft, and shaft lower end is stretched out in push rod lower end.
3. rotary reduction device according to claim 2, which is characterized in that the push rod driving mechanism includes lifting electricity
Machine, first gear group, second gear group, two lead screws, lifting seat and screw rodb base, two lead screws are set to lead screw longitudinally spacedly
On seat, lifting motor drives a wherein lead screw to rotate by first gear group, wherein a lead screw passes through second gear group band
Dynamic another lead screw rotation, lifting seat are bolted on two lead screws, and lifting seat is connect with the lower end of the push rod.
4. the rotary reduction device according to claims 1 to 3 any one, which is characterized in that the rotary division
Device further includes conical flow guiding cover, is set at the feeding mouth.
5. rotary reduction device according to claim 1, which is characterized in that the sampling mechanism is more than two, and two
A above sampling mechanism layering shifts to install.
6. rotary reduction device according to claim 5, which is characterized in that the tune of the sampling mechanism of the layering setting
It is connected by connecting rod between locking nub.
7. rotary reduction device according to claim 1, which is characterized in that further include bottom plate, be fixedly connected on shell
Lower end offers rejected material mouth on the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510740749.4A CN105424402B (en) | 2015-10-30 | 2015-10-30 | Rotary reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510740749.4A CN105424402B (en) | 2015-10-30 | 2015-10-30 | Rotary reduction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105424402A CN105424402A (en) | 2016-03-23 |
| CN105424402B true CN105424402B (en) | 2018-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510740749.4A Active CN105424402B (en) | 2015-10-30 | 2015-10-30 | Rotary reduction device |
Country Status (1)
| Country | Link |
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| CN (1) | CN105424402B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226140A (en) * | 2016-08-29 | 2016-12-14 | 长沙开元仪器股份有限公司 | A kind of contracting device |
| CN106872234A (en) * | 2017-03-06 | 2017-06-20 | 镇江市科瑞制样设备有限公司 | A kind of adjustable reduction device |
| CN112015130B (en) * | 2019-06-01 | 2023-01-20 | 上海梅山钢铁股份有限公司 | Material quantitative division control device and control method |
| CN115290387B (en) * | 2022-08-06 | 2023-04-14 | 东莞市国丰粮油有限公司 | Quality safety control system suitable for flour processing |
Citations (8)
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|---|---|---|---|---|
| CN2134647Y (en) * | 1992-05-25 | 1993-05-26 | 王希深 | Bulk sampling contracting-separating equipment |
| CN2814391Y (en) * | 2005-08-12 | 2006-09-06 | 方彰林 | Breaking, condensing and dividing sampling machine |
| CN201126415Y (en) * | 2007-12-13 | 2008-10-01 | 上海宝钢工业检测公司 | Proportion revolved tube shrinking-dividing machine |
| CN201653750U (en) * | 2010-04-08 | 2010-11-24 | 长沙开元仪器有限公司 | Rotary dividing machine for laboratory |
| CN102494931A (en) * | 2011-12-12 | 2012-06-13 | 长沙开元仪器股份有限公司 | Jaw-type breaking rotary groove type division combined sampling machine |
| CN202928863U (en) * | 2012-11-28 | 2013-05-08 | 益阳市通力机械制造有限公司 | Rotary division device |
| CN203824817U (en) * | 2014-05-16 | 2014-09-10 | 南京国电环保科技有限公司 | Automatic rotating scraping type splitter |
| CN203929464U (en) * | 2014-01-26 | 2014-11-05 | 煤炭科学技术研究院有限公司 | A kind of there is division ratio adjustable function revolve taper type crushing-dividing device |
-
2015
- 2015-10-30 CN CN201510740749.4A patent/CN105424402B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2134647Y (en) * | 1992-05-25 | 1993-05-26 | 王希深 | Bulk sampling contracting-separating equipment |
| CN2814391Y (en) * | 2005-08-12 | 2006-09-06 | 方彰林 | Breaking, condensing and dividing sampling machine |
| CN201126415Y (en) * | 2007-12-13 | 2008-10-01 | 上海宝钢工业检测公司 | Proportion revolved tube shrinking-dividing machine |
| CN201653750U (en) * | 2010-04-08 | 2010-11-24 | 长沙开元仪器有限公司 | Rotary dividing machine for laboratory |
| CN102494931A (en) * | 2011-12-12 | 2012-06-13 | 长沙开元仪器股份有限公司 | Jaw-type breaking rotary groove type division combined sampling machine |
| CN202928863U (en) * | 2012-11-28 | 2013-05-08 | 益阳市通力机械制造有限公司 | Rotary division device |
| CN203929464U (en) * | 2014-01-26 | 2014-11-05 | 煤炭科学技术研究院有限公司 | A kind of there is division ratio adjustable function revolve taper type crushing-dividing device |
| CN203824817U (en) * | 2014-05-16 | 2014-09-10 | 南京国电环保科技有限公司 | Automatic rotating scraping type splitter |
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| Publication number | Publication date |
|---|---|
| CN105424402A (en) | 2016-03-23 |
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