CN1125585C - separator for threshing machine - Google Patents
separator for threshing machine Download PDFInfo
- Publication number
- CN1125585C CN1125585C CN 97117153 CN97117153A CN1125585C CN 1125585 C CN1125585 C CN 1125585C CN 97117153 CN97117153 CN 97117153 CN 97117153 A CN97117153 A CN 97117153A CN 1125585 C CN1125585 C CN 1125585C
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- CN
- China
- Prior art keywords
- glume
- aperture
- shell screen
- aforementioned
- connecting rod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Threshing Machine Elements (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The present invention relates to a separator for threshing, which uses a proper opening degree for controlling and keeping a chaff sieve of a rocking separating tray and can carry out high-accuracy separation. The separator comprises a stem removing and linking opening degree controller which is linked with a stem removing amount and controls the opening degree of the chaff sieve (29), and a detecting flow opening degree controller which controls the opening degree of the chaff sieve according to a grain amount detected in the rocking separating tray (25). When sensors (67) and (68) for control are abnormal in the controller (57), the opening degree of the chaff sieve (29) is driven and controlled by a set opening degree.
Description
Technical field
The invention relates to the selecting device that shelling is used.For example: the grain of in the process chamber of combine shelling being handled sorts the separator for threshing machine that dish sorts processing with shaking below it.
Background technology
The existing glume-shell screen that sorts dish that shakes is to be connected with row's stalk delivery section such as row's stalk chain, regulates the glume-shell screen aperture automatically according to straw-discharging amount.But, this above-mentioned occasion, even straw-discharging amount is identical, also can be owing to material and kind different, make to shake to sort dish and go up grain amount difference, so, can produce the uneven of shelling precision.For this reason, increased again according to shaking to sort and coiled the method that the increase and decrease of going up the grain amount is controlled the glume-shell screen aperture, constituted according to the method for straw-discharging amount with the aperture that sorts grain amount control glume-shell screen.But, this occasion, shake and sort that dish go up to detect the grain quantity sensor of grain amount (flow) usefulness, the various controls such as glume-shell screen jaw opening sensor that detect the glume-shell screen aperture take place can to control mistakenly when unusual with sensor, bring the low problem of shelling precision.
Summary of the invention
Therefore, the present invention is a kind of separator for threshing machine, it is characterized in that, regulate the glume-shell screen aperture the sieve connecting rod, be connected with the chain guide of row's stalk chain; Constitute: how much making on the described chain guide that changes with the gap size of described chain according to straw-discharging amount, make as the lever-linked connection of the detection of geared opening degree control apparatus of straw-discharging control device by detecting connecting rod and check-out console, according to the change of chain guide, be that the detection lever is shaken at the center, the sieve hawser stretches with the lever shaft; And, constitute: aforementioned sieve connecting rod is rotated for the center counter-clockwise direction with the pitman shaft, make and support the bottom movable platen of lower end, two ends, the glume-shell screen left and right sides to move; Big when the angle of inclination of each horizontal stripe that constitutes glume-shell screen, in the time of promptly upright, it is big that the aperture of this glume-shell screen becomes, and the amount of leaking down of capsomere increases; When the angle of inclination of each horizontal stripe diminishes when promptly lying down, the aperture of glume-shell screen reduces, and the amount of leaking down of grain reduces; Outside line with the sieve connecting rod side of aforementioned sieve hawser, with aforementioned pitman shaft is the center, being supported in rotation changes on the outside line seat of connecting rod freely, simultaneously, make as the aperture governor motor and the aforementioned conversion connecting rod that detect the flow opening control device to be connected, along with the positive and negative driving of aforementioned motor, making and changing connecting rod is that the center is when shaking with the pitman shaft, the outside line of sieve hawser is moved, carry out the correction of the aperture adjusting of glume-shell screen; Above the conveying top of aforementioned glume-shell screen, be provided with the thick potentiometer formula of the described glume-shell screen upper valley granulosa of detection and sort the grain quantity sensor, increase and decrease according to the grain amount on the described glume-shell screen, drive the aforementioned motor of control, carry out carrying out the aperture correction of the glume-shell screen of aperture adjusting according to the increase and decrease of common straw-discharging amount.Various controls such as glume-shell screen jaw opening sensor are used when generation is unusual in the sensor, can prevent that to greatest extent the shelling precision is low by predefined aperture control glume-shell screen, guarantee that it is stable.
In addition, the adjuster that sorts of setting the glume-shell screen aperture according to operating condition is set.The aperture of setting by this adjuster drives and the control glume-shell screen.Take place when unusual with sensor in various controls, can set suitable aperture and control glume-shell screen, seek to improve the stability of shelling precision according to various operating conditions such as moist wood, branch stalks.
Description of drawings
Fig. 1: the control circuit figure of control glume-shell screen.
Fig. 2: the whole side view of combine.
Fig. 3: the overall plan view of combine.
Fig. 4: the section key diagram of shelling portion.
Fig. 5: shake the side illustration figure that sorts dish.
Fig. 6: the key diagram of glume-shell screen portion and plate washer, straw-discharging amount relation.
Fig. 7: the side illustration figure of glume-shell screen and plate washer.
Fig. 9: the key diagram of row's stalk chain portion.
Fig. 9: the side illustration figure of sieve and conversion link rod part.
Figure 10: the action specification figure of sieve and conversion link rod part.
Figure 11: the installation instructions figure of aperture governor motor.
Figure 12: the key diagram that sorts adjuster.
Figure 13: flow chart.
Embodiment
Followingly according to drawing embodiments of the invention are described in detail: Fig. 1 is the control circuit figure of glume-shell screen, and Fig. 2 is the whole side view of combine, and Fig. 3 is the same plane.1 is the crawler frame of installing traveling crawler 2 among the figure, the 3rd, the board that on aforementioned crawler frame, sets up, the 4th, the feeding chain is opened frame in the left side and built-in threshing cylinder 6 and the shelling portion that handles the threshing machine of cylinder 7, the 8th, have the reaping part of blade 9 and stalk transport portion, the 11st, make the oil hydraulic cylinder of reaping part 8 liftings by harvest frame 12, the 13rd, in the face of row's stalk handling part of row's stalk chain 14 terminals, the 15th, the grain case of the grain that comes out from shelling portion 4 by tube 16 inputs of winnowing, the 17th, with the discharge screw rod of the grain output machine external application in the aforementioned case 15, the 18th, have the driver's cabin of driver behavior portion 19 and driver's seat 20, the 21st, the engine that is provided with in under-cab constitutes with this and can gather in and carry out shelling continuously and handle.
In addition, extremely shown in Figure 5 as Fig. 4, it constitutes: 22 is on the body fore-and-aft direction among the figure, in establish the drum chamber of the axial flow type shelling cylinder of pedestal, the 23rd, the feeding mouth of insertion stalk in the aforementioned drum chamber 22, the 24th, the notch board screen cloth that aforementioned drum chamber is setting up 22 belows, the 25th, below aforementioned notch board screen cloth 24, facing to front end, shake and freely be supported in shaking on the fore-and-aft direction and sort dish, 26, the 27th, below aforementioned notch board screen cloth 24, two layers of sorting of setting are coiled 25 front and back feed tablies up and down, the 28th, in the rear end side of aforementioned feed table 26, the separating screen netting twine that fluctuates and freely be provided with, the 29th, the glume-shell screen that the rear of back feed table 27 rear ends is being connected with, the 30th, be provided in the particle net of glume-shell screen 29 belows, the 31st, feed table 26 forwards, backwards, 27 up and down between carry the belt pulley fan that sorts wind send the dirt fan, the 32nd, carry the main air-supply arrangement-windmill that sorts wind to glume-shell screen 29 and 30 on particle net and particle side off the net, the 33rd, be communicated with winnow tube 16 and from grain case 15 first conveyer belt of output grain, the 34th, the 2nd thing is reverted to aforementioned second conveyer belt that sorts screen cloth line 28 tops of dish 25 by the second reduction conveyer belt 35, the 36th, be provided in the aforementioned suction dirt fan that sorts the top, rear end of dish 25, grain behind aforementioned shelling cylinder 6 and processing cylinder 7 shellings, sort dish and 25 sort with shaking, only with whole grain from 15 li taking-ups of aforementioned grain case, simultaneously, by row's stalk chain institute's row's stalk is input into row's stalk handling part 13, the row's of utilization stalk cutter 37 cuts off outside the back discharge machine.
Extremely shown in Figure 11 as Fig. 6, it constitutes: the sieve connecting rod 38 of regulating aforementioned glume-shell screen 29 apertures, with the aforementioned fan plate washer 39 that send dirt fan 31 and windmill 32 sides of adjusting, the plate washer connecting rod 41 of 40 aperture, by each sieve hawser 42 and plate washer hawser 43, be connected with the chain guide 44 of aforementioned row's stalk chain 14, how much making on the chain guide 44 that changes with the gap size of chain 14 according to straw-discharging amount, by detecting connecting rod 45 and check-out console 46 geared opening degree control apparatus of straw-discharging control device-detection lever 47 is connected, change according to chain guide 44, with lever shaft 48 is the center, detecting lever 47 shakes, each hawser 42,43 when being extended state, with each pitman shaft 49,50 is the center, sieve and plate washer connecting rod 38 counter-clockwise direction are rotated, it is big that the sieve aperture of glume-shell screen becomes, and make by plate washer 39, the bellows 31 of 40 obturations, the air suction inlet 51 of 32 sides, it is big that 52 aperture becomes.
In addition, making aforementioned connecting rod 38 is that the center counter-clockwise direction is rotated with pitman shaft 49, makes and supports the bottom movable platen 53 of lower end, two ends, glume-shell screen 29 left and right sides to move.When the angle of inclination of each horizontal stripe 54 that constitutes glume-shell screen 29 in the time of big (uprightly), the aperture of this glume-shell screen becomes greatly, and the amount of leaking down of capsomere increases; When each horizontal stripe 54 inclination angle when diminishing (lying down), the aperture of glume-shell screen reduces, the amount of leaking down of grain reduces.
Further, outside line (ア ウ ) 42a with sieve connecting rod 38 sides of aforementioned sieve hawser 42, with aforementioned pitman shaft 49 is the center, being supported in rotation changes on the outside line seat 56 of connecting rod 55 freely, simultaneously, large diameter gear 59 in interlock on the small-diameter gear 58 of the motor drive shaft 57a of detection flow opening control device-aperture governor motor 57, on this gear 59, aforementioned conversion connecting rod 55 is connected by conversion hawser 60, along with aforementioned motor 57 just, the anti-driving, making conversion connecting rod 55 is that the center is when shaking with pitman shaft 49, the outside line 42a of sieve hawser 42 is moved, the aperture of glume-shell screen 29 is regulated revised.
Aforementioned connecting rod 38,55 and motor 57 are installed in respectively on the base station 62 and erecting bed 63 that is installed on shelling side plate 61 outer walls.Being situated between respectively between base station 62 and the conversion connecting rod 55 and between the connecting rod 38,55 reinstalls multiple spring, and simultaneously, the end of the outside line 60a of aforementioned conversion hawser 60 is installed on the base station 62, and the other end of outside line 60a is installed on the outside line seat 63a that is installed on the erecting bed.The position sensor 66 that detects aforesaid gears 59 shift positions is arranged on the erecting bed 63.And, the 67th, detect the sieve jaw opening sensor that move aforementioned connecting rod 38 positions.
Again, above the conveying top of aforementioned glume-shell screen 29, be provided with the thick potentiometer formula of detection sieve 29 upper valley granulosas and sort the grain quantity sensor, increase and decrease according to the grain amount of glume-shell screen 29, drive the aforementioned motor 57 of control, revise the aperture of carrying out the glume-shell screen 29 of aperture adjusting according to the increase and decrease of common straw-discharging amount.And aforementioned grain quantity sensor 68 left and right sides position adjustments are mounted freely on and will sort between dish 25 left side plate crossbearer on the support tie rod 68a of left and right directions.
Again, even if this occasion grain quantity sensor 68 and aperture governor motor 57 take place unusual, the minimum and the maximum opening of glume-shell screen 29 are restricted according to straw-discharging amount, can prevent to lose significantly and sort the low problem of precision, improve the stability of operation.Simultaneously, the low occasion of mechanical wind-force when body rotates etc. keeps the aperture of glume-shell screens 29 opening side with motor 57, prevents that grain loss from increasing.That is: when body rotates, the low result who subtracts of straw-discharging amount, glume-shell screen 29 is adjusted to low next side of wind-force of closure or windmill 32, but under this situation, grain loss can increase, so, utilization remains on out side with the aperture of glume-shell screen 29, can prevent the increase of this kind grain loss.So constitute the structure of the windmill 32 of interlock is more ineffective with straw-discharging amount.
In addition, according to what other of the wet condition of grain and branch stalk sort good not, disperse grain what etc. operating condition drive control motor 57, be suitable for operating condition so be provided with as shown in figure 12, that regulates glume-shell screen 29 apertures sorts adjuster 69, utilize this adjuster 69, when being set at the moist wood side, aperture is being opened side, when being set at branch stalk side in addition, aperture is being closed side, on the other hand, aforementioned sieve jaw opening sensor 67 and grain quantity sensor 68 drive control motor 57 to the aperture position of being set by aforementioned adjuster 69 when unusual.
Fig. 1 is the control circuit schematic diagram of aperture governor motor 57.It constitutes: input connects aforementioned grain quantity sensor 68, aforementioned location and the sieve jaw opening sensor 66,67 of sorting on the controller 70 that drives control aperture governor motor 57, with the aforementioned adjuster 69 that sorts, simultaneously, output is being connected adjuster 70 on the aperture announcer 71 of aforementioned motor 57 and glume-shell screen 29, according to each sensor 66,67,68 and adjuster 69, carry out glume-shell screen 29 is carried out aperture control with motor 57.
And, shown in the flow chart of Figure 13, according to the sorting operation of the normal condition of the aperture of the glume-shell screen 29 of common straw-discharging amount interlock in; the grain amount (flow) in the dish 25 of sorting is when setting value is above or following; can handle 29 aperture to clever shell and revise greatly or for a short time; on the other hand; either party or two sides' of sieve jaw opening sensor 67 and grain quantity sensor 68 detected value leaves the very big such sensor 67 of detection range; 68 produce when unusual; drive control motor 57 to the aperture position by aforementioned adjuster 69 settings, the almost equal precision that sorts in the time of guaranteeing with manual working.
And, represented to utilize motor 57 directly to control the formation of glume-shell screen 29 apertures in the previous embodiment, still, the other end of hawser 60 is connected manual operation regulates on the connecting rod with sorting, also can with the formation that motor 57 drives these connecting rods.
Can be clear from above embodiment, the present invention has: with the straw-discharging amount interlock, the geared opening degree control apparatus of straw-discharging control device 47 of glume-shell screen 29 apertures that sort dish 25 is shaken in control, shake the detection flow opening control device 57 that sorts grain amount control glume-shell screen 29 apertures that detect in the dish 25 with basis, control in aforementioned control device 57 sensor 67, when 68 generations are unusual, the aperture of glume-shell screen 29 is driven control by setting aperture, so, the grain quantity sensor 68 of control usefulness, unusual occasion takes place with sensor in various controls such as sieve jaw opening sensor 67, according to predefined aperture control glume-shell screen 29, the problem that the shelling granularity is low can be prevented to greatest extent, its stability can be sought to guarantee.
In addition, be provided with according to what operating condition was set the glume-shell screen aperture and sort adjuster 69, drive control glume-shell screen 29 to the aperture of setting by adjuster 69, so unusual occasion takes place with sensor 67,68 in each control, can control the suitable aperture control glume-shell screen of setting according to various operating conditions 29 according to moist wood a, degree of obstructing etc., the stability that improves the shelling precision be had significantly prove effective.
Claims (2)
1. a separator for threshing machine is characterized in that, regulate glume-shell screen (29) aperture sieve connecting rod (38), be connected with the chain guide (44) of row's stalk chain (14);
Constitute: how much making on the described chain guide (44) that changes with the gap size of described chain (14) according to straw-discharging amount, by detecting connecting rod (45) and check-out console (46) the detection lever (47) as the geared opening degree control apparatus of straw-discharging control device is connected, according to the change of chain guide (44), be that detection lever (47) is shaken at the center, sieve hawser (42) stretches with lever shaft (48);
And constitute: making aforementioned sieve connecting rod (38) is that the center counter-clockwise direction is rotated with pitman shaft (49), and the bottom movable platen (53) of supporting lower end, glume-shell screen (29) two ends, the left and right sides is moved; Big when the angle of inclination of each horizontal stripe (54) that constitutes glume-shell screen (29), in the time of promptly upright, it is big that the aperture of this glume-shell screen (29) becomes, and the amount of leaking down of capsomere increases; When the angle of inclination of each horizontal stripe (54) diminishes when promptly lying down, the aperture of glume-shell screen (29) reduces, and the amount of leaking down of grain reduces;
Outside line (42a) with sieve connecting rod (38) side of aforementioned sieve hawser (42), with aforementioned pitman shaft (49) is the center, being supported in rotation changes on the outside line seat (56) of connecting rod (55) freely, simultaneously, make as the aperture governor motor and the aforementioned conversion connecting rod (55) that detect the flow opening control device and be connected, positive and negative driving along with aforementioned motor (57), making conversion connecting rod (55) is that the center is when shaking with pitman shaft (49), the outside line (42a) of sieve hawser (42) is moved, carry out the correction of the aperture adjusting of glume-shell screen (29);
Top at the conveying top of aforementioned glume-shell screen (29), be provided with the potentiometer formula that detects described glume-shell screen (29) upper valley granulosa thick (a) and sort grain quantity sensor (68), increase and decrease according to the grain amount on the described glume-shell screen (29), drive control aforementioned motor (57), carry out carrying out the aperture correction of the glume-shell screen (29) of aperture adjusting according to the increase and decrease of common straw-discharging amount.
2. separator for threshing machine as claimed in claim 1 is characterized in that, is provided with the adjuster that sorts of setting the glume-shell screen aperture according to operating condition, and drives the control glume-shell screen to the aperture of being set by this adjuster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97117153 CN1125585C (en) | 1997-07-18 | 1997-07-18 | separator for threshing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97117153 CN1125585C (en) | 1997-07-18 | 1997-07-18 | separator for threshing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1205832A CN1205832A (en) | 1999-01-27 |
| CN1125585C true CN1125585C (en) | 2003-10-29 |
Family
ID=5174337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97117153 Expired - Fee Related CN1125585C (en) | 1997-07-18 | 1997-07-18 | separator for threshing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1125585C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5190018B2 (en) * | 2009-04-06 | 2013-04-24 | ヤンマー株式会社 | Combine |
| CN103688684B (en) * | 2013-12-16 | 2017-01-11 | 江苏大学 | Adjusting device and adjusting method for grading sieve piece opening of combine harvester |
| EP3395153B1 (en) * | 2015-12-25 | 2021-06-30 | Kubota Corporation | Combine harvester and grain yield management system for combine harvester |
| WO2018179635A1 (en) * | 2017-03-30 | 2018-10-04 | ヤンマー株式会社 | Combine |
-
1997
- 1997-07-18 CN CN 97117153 patent/CN1125585C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1205832A (en) | 1999-01-27 |
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| C06 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| REG | Reference to a national code |
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| ASS | Succession or assignment of patent right |
Owner name: YANMAR CO., LTD. Free format text: FORMER OWNER: YEMA FARM MACHINERY CO., LTD. Effective date: 20100122 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20100122 Address after: Osaka Japan Patentee after: Yanmar Co., Ltd. Address before: Osaka Japan Patentee before: Yama Agricultural Machinery Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20031029 Termination date: 20150718 |
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| EXPY | Termination of patent right or utility model |