CN105850378A - Safety clutch, corn header gearbox and harvester - Google Patents
Safety clutch, corn header gearbox and harvester Download PDFInfo
- Publication number
- CN105850378A CN105850378A CN201610263734.8A CN201610263734A CN105850378A CN 105850378 A CN105850378 A CN 105850378A CN 201610263734 A CN201610263734 A CN 201610263734A CN 105850378 A CN105850378 A CN 105850378A
- Authority
- CN
- China
- Prior art keywords
- contiguous block
- overload
- release clutch
- taiwan
- ceding
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D69/00—Driving mechanisms or parts thereof for harvesters or mowers
- A01D69/08—Clutches
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/12—Details of combines
- A01D41/127—Control or measuring arrangements specially adapted for combines
- A01D41/1274—Control or measuring arrangements specially adapted for combines for drives
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D45/00—Harvesting of standing crops
- A01D45/02—Harvesting of standing crops of maize, i.e. kernel harvesting
- A01D45/021—Cornheaders
Abstract
The invention provides a safety clutch. The safety clutch comprises a header operation mechanism (31), a header box body (32) connected with the header operation mechanism (31), a transmission part (33) arranged in the header box body (32) as well as a driving shaft (34), a driven connection block (35), a driving connection block (36) and a spring (37) which are connected with an external driving device, wherein an output end of the transmission part (33) can drive the header operation mechanism (31) to operate; the driven connection block (35) is fixed with an input end of the transmission part (33); the driving connection block (36) is in movable sleeve connection with the driving shaft (34); a baffle is arranged on the driving shaft (34), one end of the spring (37) is in propping connection with the baffle, and the other end of the spring (37) is in propping connection with the driving connection block (36) and can enable the driving connection block (36) to be attached to the driven connection block (35). The invention further provides a corn header gearbox and a harvester.
Description
Technical field
The present invention relates to agricultural mechanical field, specifically, relate to a kind of overload-release clutch, corn harvesting bench gear-box, cropper.
Background technology
Self-propelled corn harvester mainly includes header device, hoisting equipment, apparatus for peeling off etc., the ceding of Taiwan of cropper is mainly by ceding of Taiwan body, gear-box, harvesting frame, pulling chain, ceding of Taiwan guard shield, stem pulling roller etc. partly forms, and the ceding of Taiwan is mainly used for winning the device of corn ear, its power is delivered on ceding of Taiwan gear-box by the electromotor arranged in its rear, then driven the work such as pulling chain and stem pulling roller by gear-box, complete corn picker, so gear-box is the core component of ceding of Taiwan work.
Owing to the ceding of Taiwan is harvesting corn when, corn straw can be run into, miscellaneous remaining etc. be deposited in the ceding of Taiwan and make it block, ceding of Taiwan load is caused to increase, if now power separates not in time, will result in the damage of gear-box inner bin, such as gear tooth breakage, keyway scroll key, gear shaft fracture etc., harvest corn is a work catching up with farming season, once changes or maintenance gear case, will be time-consuming, affect the income of corn machine user.
Summary of the invention
In order to overcome above-mentioned technical problem, the invention provides a kind of overload-release clutch, in order to improve the problem that gear-box inner bin damages.
To achieve these goals, the present invention proposes a kind of overload-release clutch, including ceding of Taiwan operating mechanism, the ceding of Taiwan casing being connected with described ceding of Taiwan operating mechanism, that be arranged on described ceding of Taiwan box house and that outfan can drive described ceding of Taiwan operating mechanism to operate driving member, also include the drive shaft being connected with external driver device, driven contiguous block, actively contiguous block and spring, the input of described driven contiguous block and described driving member is fixed, described active contiguous block and described drive shaft pivot bush unit, described drive shaft is provided with baffle plate, one end of described spring and described baffle plate apical grafting, the other end and described active contiguous block apical grafting also can make described active contiguous block and the laminating of described driven contiguous block.
Preferably, described baffle plate and described drive shaft pivot joint.
Preferably, described baffle plate is the first ring flange, the slip ring that can slide it is provided with along described drive shaft length direction between described first flange and described drive shaft, it is fixed with the second ring flange on described driven contiguous block, is connected by bolt-through between described first ring flange with described second ring flange.
Preferably, the end of thread through described first ring flange Yu the described bolt of described second ring flange is socketed with adjusting nut.
Preferably, described active contiguous block is formed with the first tooth pad, described driven contiguous block is formed the second tooth pad coordinated with described first tooth pad.
Preferably, the breaker bolt that the input of described driven contiguous block and described driving member can be ruptured by overstress is fixed.
Preferably, it is provided with pad between described spring and described active contiguous block.
Preferably, described active contiguous block is provided with the first friction pad, and described driven contiguous block is provided with the second friction pad, and described first friction pad is relative with described second friction pad position.
Present invention also offers a kind of corn harvesting bench gear-box, including overload-release clutch, described overload-release clutch is the overload-release clutch described in above-mentioned embodiment.
Present invention also offers a kind of cropper, including corn harvesting bench gear-box, described corn harvesting bench gear-box is the corn harvesting bench gear-box described in above-mentioned embodiment.
The overload-release clutch that the present invention provides, cooperate by arranging active contiguous block and driven contiguous block and make the input driven shaft of driving member drive, thus drive the outfan of driving member externally to do manual work, and drive ceding of Taiwan operating mechanism to operate, when ceding of Taiwan operating mechanism is blocked, driving member shuts down, thus drive driven contiguous block to stop operating, when exceeding limited load power, spring can be compressed, make actively to occur between contiguous block and driven contiguous block slip, actively contiguous block still can continue to keep rotating, but driven contiguous block will not continue to rotate, so that ceding of Taiwan operating mechanism and driving member be protected from can be impaired.
Accompanying drawing explanation
The structural representation of the overload-release clutch that Fig. 1 provides for embodiment of the present invention；
The structural representation of the cropper that Fig. 2 provides for embodiment of the present invention.
Description of reference numerals
1 cropper 2 corn harvesting bench gear-box
3 overload-release clutch 31 ceding of Taiwan operating mechanisms
32 ceding of Taiwan casing 33 driving members
34 drive shaft 341 first ring flanges
35 driven contiguous block 351 second ring flanges
352 breaker bolts 36 actively contiguous block
37 spring 38 bolts
Detailed description of the invention
Below with reference to the accompanying drawings embodiments of the invention are described.Element and feature described in the accompanying drawing of the present invention or a kind of embodiment can combine with the element shown in one or more other accompanying drawings or embodiment and feature.It should be noted that, for purposes of clarity, accompanying drawing and explanation eliminate unrelated to the invention, parts known to persons of ordinary skill in the art or the expression of process and description.
Below in conjunction with the accompanying drawings the present invention is described further.
As shown in Figure 1, the present invention that the present invention provides proposes a kind of overload-release clutch 3, including ceding of Taiwan operating mechanism 31, the ceding of Taiwan casing 32 being connected with ceding of Taiwan operating mechanism 31, it is arranged on the driving member 33 that within ceding of Taiwan casing 32 and outfan can drive ceding of Taiwan operating mechanism 31 to operate, also include the drive shaft 34 being connected with external driver device, driven contiguous block 35, actively contiguous block 36 and spring 37, the input of driven contiguous block 35 and driving member 33 is fixed, actively contiguous block 36 and drive shaft 34 pivot bush unit, drive shaft 34 is provided with baffle plate, one end of spring 37 and baffle plate apical grafting, the other end and actively contiguous block 36 apical grafting also can make active contiguous block 36 fit with driven contiguous block 35.
In the prior art, ceding of Taiwan operating mechanism 31 is when harvesting corn, if resistance is bigger, then can block the operating of ceding of Taiwan operating mechanism 31, and the power of driving means still may proceed to carry power, power is excessive, the drive disk assembly of inside can be caused to damage, and the overall drive disk assembly that structure of the prior art does not ensures that ceding of Taiwan operating mechanism 31 is the most impaired.
In the present invention, connecting an overload-release clutch 3 on driving member 33, the input at driving member 33 arranges a driven contiguous block 35, under the drive of active contiguous block 36, drives driving member 33 to operate, thus drives ceding of Taiwan operating mechanism 31 to realize harvesting work.When ceding of Taiwan operating mechanism 31 shuts down; the contact surface that actively contiguous block 36 is mutual with driven contiguous block 35 can produce skidding; driven contiguous block 35 remains stationary as; and actively contiguous block 36 also may proceed to rotate under the drive of drive shaft 34; when rotating generation every time; spring 37 can be compressed; so that actively contiguous block 36 departs from the laminating with driven contiguous block 35; realize separating effect; thus protect drive shaft 34, driving member 33 and the drive disk assembly within ceding of Taiwan operating mechanism 31, it is to avoid the damage of parts.
Shown in an embodiment of the invention, baffle plate and drive shaft 34 pivot joint.
Baffle plate is articulated in drive shaft 34, can rotate with relative drive shaft 34, baffle plate directly carries the pressure from spring 37, and elastic force is applied to actively contiguous block 36 by the other end of spring 37, make actively contiguous block 36 can fit tightly with driven contiguous block 35, thus drive driving member 33 to operate.When baffle plate and drive shaft 34 pivot joint, when active contiguous block 36 rotates, spring 37 also can concomitant rotation and one end that spring 37 contacts with baffle plate contact with baffle plate, it is possible to the baffle plate of rotation then can rotate along with the rotation of spring 37, it is to avoid the spring 37 abrasion to baffle plate.
Further, baffle plate is the first ring flange 341, it is provided with the slip ring that can slide along drive shaft 34 length direction between first ring flange 341 and drive shaft 34, driven contiguous block 35 is fixed with the second ring flange 351, run through by bolt 38 between the first ring flange 341 with the second ring flange 351 and be connected.
Drive shaft 34 arranges the first ring flange 341, and the first ring flange 341 can either be pivotably attached in drive shaft 34, can slide along the length direction of drive shaft 34 again, slip ring, as the connection medium between the first ring flange 341 and drive shaft 34, makes the first ring flange 341 can be realized position moved by regulation bolt 38.By regulating the distance between the first ring flange 341 and the second ring flange 351; the elastic force that spring 37 can be made to apply active contiguous block 36 is regulated; thus regulate the stress of driven contiguous block 35, in order to adapt to the protection to internal part under varying strength driving force.
Further, the end of thread through the first ring flange 341 and the bolt 38 of the second ring flange 351 is socketed with adjusting nut.
The effect arranging adjusting nut is easy for the regulation to the first ring flange 341 position, makes regulation process simpler, more convenient operation.
Shown in an embodiment of the invention, actively on contiguous block 36, it is formed with the first tooth pad, driven contiguous block 35 is formed the second tooth pad coordinated with the first tooth pad.
It is respectively formed with, on first tooth pad and the second tooth pad, the teeth that can cooperate, and the teeth on the first tooth pad and the teeth on the second tooth pad can be breakked away under certain twisting resistance each other, so that actively contiguous block 36 can independently rotate, will not make driven contiguous block 35 that drive disk assembly is caused damage.And the side of teeth can be the slope of slow transition, when so can make mutual dislocation between teeth will not excessive wear, do not result in the excessive collision between teeth yet.
Shown in an embodiment of the invention, the breaker bolt 352 that driven contiguous block 35 can be ruptured by overstress with the input of driving member 33 is fixing.
Breaker bolt 352 is set, between active contiguous block 36 and driven contiguous block 35 during frictional force excessive not generation sideslip, breaker bolt 352 can be with drop, so that driven contiguous block 35 rotates along with active contiguous block 36, the input of driving member 33 then will not be followed driven contiguous block 35 and be rotated, and further ensures the safety of driving member 33.
Further, it is provided with pad between spring 37 and active contiguous block 36.Arranging pad can protect actively contiguous block 36 will not be worn and torn by spring 37 effectively, thus avoids breakage and reduce the replacing number of times of part.
Shown in an embodiment of the invention, actively contiguous block 36 is provided with the first friction pad, and it is relative that driven contiguous block 35 is provided with the second friction pad, the first friction pad and the second friction pad position.
By the friction between the first friction pad and the second friction pad, equally realize driven contiguous block 35 and follow actively contiguous block 36 and rotate, thus drive the input of driving member 33 to rotate.
It addition, present invention also offers a kind of corn harvesting bench gear-box, including overload-release clutch, overload-release clutch is the overload-release clutch 3 in above-mentioned embodiment.
As in figure 2 it is shown, present invention also offers a kind of cropper, including corn harvesting bench gear-box, corn harvesting bench gear-box 2 is the corn harvesting bench gear-box 2 in above-mentioned embodiment.
The work process of brief description overload-release clutch 3 once:
Drive shaft 34 is connected with outside driving means, it is achieved drive function, and drive shaft 34 drives actively contiguous block 36 to rotate, and actively contiguous block 36 is close to driven contiguous block 35 under the elastic force effect of spring 37.After the first tooth pad and the second tooth pad are mutually twisted under the effect of frictional force, driven contiguous block 35 drives the input of driving member 33 to rotate together, thus drives ceding of Taiwan operating mechanism 31 to operate.After ceding of Taiwan operating mechanism 31 is hampered, the input of driving member 33 stops operating, actively break away between connector and slave link, actively contiguous block 36 is made to rotate with drive shaft 34 voluntarily, and driven contiguous block 35 keeps fixing, or breaker bolt 352 ruptures, make driven contiguous block 35 depart from the input of driving member 33, thus ensure that the internal part of driving member 33 and ceding of Taiwan operating mechanism 31 is not damaged.
The overload-release clutch 3 that the present invention provides, the input driven shaft 34 of driving member 33 is made to drive by arranging actively contiguous block 36 and cooperating with driven contiguous block 35, thus drive the outfan of driving member 33 externally to do manual work, and drive ceding of Taiwan operating mechanism 31 to operate, when ceding of Taiwan operating mechanism 31 is blocked, driving member 33 shuts down, thus drive driven contiguous block 35 to stop operating, when exceeding limited load power, spring 37 can be compressed, make actively to occur between contiguous block 36 and driven contiguous block 35 slip, actively contiguous block 36 still can continue to keep rotating, but driven contiguous block 35 will not continue to rotate, so that ceding of Taiwan operating mechanism 31 and driving member 33 be protected from can be impaired.
Although the present invention of being described in detail and advantage thereof it should be appreciated that various change can be carried out in the case of without departing from the spirit and scope of the present invention being defined by the claims appended hereto, substitute and convert.And, scope of the present application is not limited only to the specific embodiment of the process described by description, equipment, means, method and steps.One of ordinary skilled in the art will readily appreciate that from the disclosure, can use according to the present invention and performs the function essentially identical to corresponding embodiment described herein or obtain process, equipment, means, method or the step result essentially identical with it, existing and the most to be developed.Therefore, appended claim is directed in the range of them including such process, equipment, means, method or step.
Claims (10)
1. an overload-release clutch, including ceding of Taiwan operating mechanism (31) and described ceding of Taiwan operating mechanism (31)
The ceding of Taiwan casing (32) that connects, be arranged on described ceding of Taiwan casing (32) internal and outfan can drive institute
State the driving member (33) that ceding of Taiwan operating mechanism (31) operates, it is characterised in that also include filling with external drive
Put the drive shaft (34) of connection, driven contiguous block (35), actively contiguous block (36) and spring (37), institute
The input stating driven contiguous block (35) and described driving member (33) is fixed, described active contiguous block (36)
With described drive shaft (34) pivot bush unit, described drive shaft (34) is provided with baffle plate, described spring (37)
One end and described baffle plate apical grafting, the other end and described active contiguous block (36) apical grafting also can make described master
The block (36) that is dynamically connected is fitted with described driven contiguous block (35).
Overload-release clutch the most according to claim 1, it is characterised in that described baffle plate and described driving
Axle (34) pivot joint.
Overload-release clutch the most according to claim 2, it is characterised in that described baffle plate is the first flange
Dish (341), being provided with between described first flange and described drive shaft (34) can be along described drive shaft (34)
The slip ring that length direction slides, described driven contiguous block (35) is fixed with the second ring flange (351),
Run through even by bolt (38) between described first ring flange (341) and described second ring flange (351)
Connect.
Overload-release clutch the most according to claim 3, it is characterised in that through described first ring flange
(341) end of thread with the described bolt (38) of described second ring flange (351) is socketed with adjusting nut.
Overload-release clutch the most according to claim 4, it is characterised in that described active contiguous block (36)
On be formed with the first tooth pad, described driven contiguous block (35) is formed coordinated with described first tooth pad
Two tooth pads.
Overload-release clutch the most according to claim 5, it is characterised in that described driven contiguous block (35)
The breaker bolt (352) that can be ruptured by overstress with the input of described driving member (33) is fixed.
Overload-release clutch the most according to claim 6, it is characterised in that described spring (37) and institute
State and be provided with pad between active contiguous block (36).
Overload-release clutch the most according to claim 7, it is characterised in that described active contiguous block (36)
Being provided with the first friction pad, described driven contiguous block (35) is provided with the second friction pad, described first friction
Pad relative with described second friction pad position.
9. a corn harvesting bench gear-box, including overload-release clutch, it is characterised in that described overload-release clutch
For the overload-release clutch (3) described in any one in claim 1 to 8.
10. a cropper, including corn harvesting bench gear-box, it is characterised in that described corn harvesting bench gear
Case is the corn harvesting bench gear-box (2) described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610263734.8A CN105850378B (en) | 2016-04-26 | 2016-04-26 | A kind of overload-release clutch, corn harvesting bench gear-box, cropper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610263734.8A CN105850378B (en) | 2016-04-26 | 2016-04-26 | A kind of overload-release clutch, corn harvesting bench gear-box, cropper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105850378A true CN105850378A (en) | 2016-08-17 |
| CN105850378B CN105850378B (en) | 2018-08-03 |
Family
ID=56629017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610263734.8A Active CN105850378B (en) | 2016-04-26 | 2016-04-26 | A kind of overload-release clutch, corn harvesting bench gear-box, cropper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105850378B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112655369A (en) * | 2019-10-16 | 2021-04-16 | 迪尔公司 | Harvester cutting table |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080015034A1 (en) * | 2006-07-17 | 2008-01-17 | Deere & Company, A Delaware Corporation | Torque limiter for a harvester row unit |
| CN201557402U (en) * | 2009-05-19 | 2010-08-25 | 宁波大叶园林设备有限公司 | Rear drive decelerating clutch sine wave type clutch block of lawn-mower |
| CN201615156U (en) * | 2010-03-17 | 2010-10-27 | 丁启东 | Safety clutch used on gear-box |
| CN202218521U (en) * | 2011-09-28 | 2012-05-16 | 王峰 | Novel overload protector of corn harvester |
| CN103122948A (en) * | 2011-11-20 | 2013-05-29 | 江苏仁安高新技术有限公司 | Torsion overload safety protection device |
| CN103190249A (en) * | 2012-08-10 | 2013-07-10 | 山西信联机械制造股份有限公司 | Safety clutch |
| CN103518488A (en) * | 2013-09-28 | 2014-01-22 | 奇瑞重工股份有限公司 | Clutch device for maize harvesting machine gap bridge |
| CN204408969U (en) * | 2014-12-31 | 2015-06-24 | 河南沃德机械制造有限公司 | Overload clutch on maize harvesting machine |
-
2016
- 2016-04-26 CN CN201610263734.8A patent/CN105850378B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080015034A1 (en) * | 2006-07-17 | 2008-01-17 | Deere & Company, A Delaware Corporation | Torque limiter for a harvester row unit |
| CN201557402U (en) * | 2009-05-19 | 2010-08-25 | 宁波大叶园林设备有限公司 | Rear drive decelerating clutch sine wave type clutch block of lawn-mower |
| CN201615156U (en) * | 2010-03-17 | 2010-10-27 | 丁启东 | Safety clutch used on gear-box |
| CN202218521U (en) * | 2011-09-28 | 2012-05-16 | 王峰 | Novel overload protector of corn harvester |
| CN103122948A (en) * | 2011-11-20 | 2013-05-29 | 江苏仁安高新技术有限公司 | Torsion overload safety protection device |
| CN103190249A (en) * | 2012-08-10 | 2013-07-10 | 山西信联机械制造股份有限公司 | Safety clutch |
| CN103518488A (en) * | 2013-09-28 | 2014-01-22 | 奇瑞重工股份有限公司 | Clutch device for maize harvesting machine gap bridge |
| CN204408969U (en) * | 2014-12-31 | 2015-06-24 | 河南沃德机械制造有限公司 | Overload clutch on maize harvesting machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112655369A (en) * | 2019-10-16 | 2021-04-16 | 迪尔公司 | Harvester cutting table |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105850378B (en) | 2018-08-03 |
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Address after: 241080 Anhui province Wuhu City mountain Economic Development Zone E Xi Road No. 16 Patentee after: Zhonglian Agricultural Machinery Co., Ltd Address before: 241080 Anhui province Wuhu City mountain Economic Development Zone E Xi Road No. 16 Patentee before: ZOOMLION HEAVY MACHINERY Co.,Ltd. |