CN206629465U - A kind of corn harvesting bench rice-pulling chain strainer - Google Patents
A kind of corn harvesting bench rice-pulling chain strainer Download PDFInfo
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- CN206629465U CN206629465U CN201720372394.2U CN201720372394U CN206629465U CN 206629465 U CN206629465 U CN 206629465U CN 201720372394 U CN201720372394 U CN 201720372394U CN 206629465 U CN206629465 U CN 206629465U
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- tensioning
- seat
- sliding rod
- groove
- reel chain
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- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 29
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 28
- 235000005822 corn Nutrition 0.000 title claims abstract description 28
- 240000008042 Zea mays Species 0.000 title claims description 27
- 238000003306 harvesting Methods 0.000 title abstract description 6
- 230000007246 mechanism Effects 0.000 claims description 13
- 239000004677 Nylon Substances 0.000 claims description 11
- 229920001778 nylon Polymers 0.000 claims description 11
- 229910001018 Cast iron Inorganic materials 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims 1
- 241000209149 Zea Species 0.000 abstract 2
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 235000013339 cereals Nutrition 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 235000009973 maize Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
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- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The utility model discloses a kind of corn harvesting bench rice-pulling chain strainer, is installed on the support of corn harvesting bench, including：Rice-pulling chain, rice-pulling chain wheel, sliding bar, tensioning spring, tensioning screw, elastic tension seat and rigidity slide pole socket；The elastic tension seat and the rigidity slide pole socket and are laminated fixed setting from bottom to top on the bracket, and the elastic tension seat upper surface slides pole socket lower surface correspondence position with the rigidity and offers the first groove and the second groove respectively, first groove and the second groove both sides are both turned on the passage that split forms insertion, and the sliding bar sliding is arranged in the passage；The sliding bar is connected with the rice-pulling chain wheel drives the rice-pulling chain wheel to rotate, and the rice-pulling chain is installed on the rice-pulling chain wheel, and the guide rail advanced for the rice-pulling chain is provided with the outside of the elastic tension seat；The tensioning screw is arranged on the elastic tension seat, and tensioning spring is between tensioning screw and the sliding bar.
Description
Technical Field
The utility model relates to a corn harvester field indicates a corn header reel chain straining device especially.
Background
With the popularization of new corn varieties, the direct threshing of corn harvesting becomes a reality, so, in recent years, the research and the application of a corn kernel harvesting header are very urgent, after corn is harvested by the header, a seedling pulling chain is an important link for conveying corn ears, the rear end of the seedling pulling chain is arranged on a driving chain wheel of an ear harvesting box, the front end of the seedling pulling chain is arranged on a tensioning device chain wheel, and whether a tensioning frame can reliably tension the seedling pulling chain or not directly influences the reliability of the whole machine.
The existing reel chain tensioning mechanisms are mainly of two types, and one type is a technical scheme that an independent tensioning device is adopted to attach a nylon baffle chain plate. The guide rail which slides back and forth of the reel chain wheel sliding rod is made of iron castings or sheet metal parts and the like, the guide and tensioning effects of the sliding rod are achieved, and in addition, nylon baffle chain plates are installed on the baffle plates, so that the guide effect of the reel chain is achieved, and the vibration of the chain is reduced. The parts of this kind of structure are more, processing installation is complicated, and nylon keeps off the link joint and is rectangular form, yielding and wearing and tearing easily. The other is a technical scheme that a single nylon or cast iron tensioning seat is adopted to tension the reel chain and play a role in blocking the chain. The tensioning seat is used as a slide way for guiding the sliding rod and plays a role in tensioning the reel chain and the chain blocking plate. Although the device has a simple and compact structure, the tensioning seat made of nylon needs to play a role in guiding the sliding rod and tension the reel chain, so that the tensioning seat is stressed greatly and is easy to break under the condition that the reel chain is extruded by straws, corn ears and the like, and the tensioning seat made of cast iron is not easy to break but is relatively seriously abraded to the reel chain.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a maize header reel chain straining device has simple structure and the reliable and stable advantage of tensioning concurrently.
The utility model provides a technical scheme as follows: the utility model provides a corn header reel chain straining device installs on corn header's support, and it includes: reel chain, reel sprocket, slide bar, tensioning spring, tensioning screw, elasticity tensioning seat and rigid slide bar seat.
The elastic tensioning seat and the rigid sliding rod seat are fixedly arranged on the support in a stacking mode from bottom to top, a first groove and a second groove are formed in the upper surface of the elastic tensioning seat and in positions corresponding to the lower surface of the rigid sliding rod seat respectively, two sides of the first groove and two sides of the second groove are communicated and spliced to form a through channel, and the sliding rod is slidably arranged in the channel in a penetrating mode; the slide bar with the standing grain pulling chain wheel is connected and is driven the standing grain pulling chain wheel rotates, the standing grain pulling chain is installed on the standing grain pulling chain wheel, the elasticity tensioning seat outside is provided with the confession the guide rail that the standing grain pulling chain marched.
The tensioning screw rod sets up on the elasticity tensioning seat, the tensioning spring is located the tensioning screw rod with between the slide bar, the tensioning screw rod is through compressing the tensioning spring promotes the slide bar slides.
The rigid sliding rod seat and the elastic tensioning seat form a channel for the sliding rod to slide and penetrate through the corresponding groove, the rigid sliding rod seat positioned below plays a role in supporting and guiding the sliding rod, the elastic tensioning seat positioned above limits the upper position and the lower position of the sliding rod, and guide rails are arranged on two sides of the rigid sliding rod seat to guide the rotation of the reel chain, so that the rigid sliding rod seat and the elastic tensioning seat can play a role in guiding and damping the reel chain.
Preferably, the height of the channel is greater than the height of the sliding bar. The feed movement of the slide bar has a certain margin in the vertical direction, allowing for certain installation and manufacturing tolerances.
Preferably, a spring top sleeve is arranged between the tensioning spring and the tensioning screw rod. The force applied by the screw to the spring is more uniform.
Specifically, the elasticity tensioning seat is nylon tensioning seat, the rigidity slide bar seat is cast iron slide bar seat.
Specifically, a third groove is formed in the upper surface of the elastic tensioning seat along the sliding direction of the sliding rod; one side of the third groove close to the reel chain wheel is communicated, and the side far away from the reel chain wheel is sealed.
The tensioning spring is positioned in the third groove, the tensioning screw penetrates through the side wall of one side, far away from the reel chain wheel, of the third groove, and locking nuts for fixing the tensioning screw are arranged on two sides of the side wall.
The tightening of the tensioning screw rod can be realized through the locking of the locking nut, and when the locking nut is loosened, the extending length of the tensioning screw rod can be adjusted to adjust the tensioning force of the reel chain.
Specifically, there is the through-hole on the bottom surface of third recess with on the corresponding position of rigidity slide bar seat, elasticity tensioning seat with rigidity slide bar seat through wear to establish with the threaded connection spare fastening of through-hole is in on the support.
Specifically, the reel sprocket is mounted on the sliding rod through a bearing.
Through the utility model provides a corn header reel chain straining device can bring following at least one beneficial effect:
1. the structure is simple and compact. Compared with the first reel chain tensioning mechanism mentioned in the technical background, the technical scheme of adopting an independent tensioning device to attach a nylon baffle chain plate is simplified, the guide to the guide rod is realized through the corresponding notches of the rigid sliding rod seat and the elastic tensioning seat which are arranged in a stacked mode, the guide and the damping effect to the reel chain are realized through the guide rail outside the elastic tensioning seat, the structure composition is very simple, and the processing and the installation are simple and convenient.
2. The tensioning is stable and reliable. Compared with the second reel chain tensioning mechanism mentioned in the technical background, the guide rail is formed by combining the steel sliding rod seat and the nylon tensioning seat, so that the defects that the single nylon tensioning seat is easy to stress and break and the cast iron tensioning seat is easy to wear a chain are effectively overcome.
3. The installation and the adjustment are convenient. During adjustment, the tensioning screw is fastened or loosened through locking and loosening of the locking nut, and the tensioning screw is used for maintaining the tensioning state of the tensioning chain or adjusting the tensioning state of the tensioning chain. During installation, the elastic tensioning seat and the rigid sliding rod seat can be fastened to the support by screwing the threaded connecting piece on the groove on the upper surface of the elastic tensioning seat.
Drawings
The above features, technical features, advantages and implementations of a corn header standing grain chain tensioning mechanism will be further described in a clear and understandable manner with reference to the accompanying drawings.
Fig. 1 is a schematic perspective view of a corn header reel chain tensioning mechanism.
Fig. 2 is a schematic perspective view of the sliding rod seat and the tension seat.
Fig. 3 is a top view of a corn header reel chain tensioning mechanism.
Fig. 4 is a sectional view taken along the line a-a of fig. 3.
The reference numbers illustrate: 1. the device comprises a reel chain, 2, a rigid sliding rod seat, 3, a sliding rod, 4, an elastic tensioning seat, 5, a reel chain wheel, 6, a tensioning spring, 7, an upper gasket, 8, a fixing bolt, 9, a spring top sleeve, 10, a locking nut, 11, a tensioning screw rod, 12 and a support.
Detailed Description
In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.
For the sake of simplicity, only the parts relevant to the present invention are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".
Example one
As shown in fig. 1 and 3, a tension mechanism of a corn header reeling chain 1 is mounted on a bracket 12 of the corn header, and comprises: reel chain 1, reel chain wheel 5, sliding rod 3, tensioning spring 6, tensioning screw 11, elastic tensioning seat 4 and rigid sliding rod seat 2.
As shown in fig. 2 and 4, the elastic tensioning seat 4 and the rigid sliding rod seat 2 are fixedly stacked on the support 12 from bottom to top, and the upper surface of the elastic tensioning seat 4 and the lower surface of the rigid sliding rod seat 2 are respectively provided with a first groove and a second groove at corresponding positions, two sides of the first groove and the second groove are respectively communicated and spliced to form a through channel,
as shown in fig. 1 and 3, the tension screw 11 is disposed on the elastic tension seat 4, and the sliding rod 3 is slidably disposed through a channel formed by the first groove and the second groove. While the height of the channel is greater than the height of the sliding bar 3. The tension spring 6 is located between the tension screw 11 and the slide rod 3, and the tension screw 11 pushes the slide rod 3 to slide by compressing the tension spring 6. The outer side of the elastic tensioning seat 4 is provided with a guide rail for the advancing of the reel chain 1. The reel chain 1 moves along the guide rail. The tensioning screw 11 passes through the side surface of the elastic tensioning seat 4 and is contacted with the tensioning spring 6, when the tensioning screw 11 compresses the tensioning spring 6, the sliding rod 3 is further pushed to move, and the sliding rod 3 drives the reel chain wheel 5 to rotate so as to adjust the tensioning degree of the reel chain 1.
The sliding rod 3 is connected with the reel chain wheel 5, the feeding motion of the sliding rod 3 along the channel drives the reel chain wheel 5 to rotate, the reel chain 1 is arranged on the reel chain wheel 5, and the rotation of the reel chain wheel 5 adjusts the tensioning degree of the reel chain 1.
Example two
On the basis of the first embodiment, as shown in fig. 1 and 3, a spring top sleeve 9 is arranged between the tension spring 6 and the tension screw 11. The force applied by the screw to the spring is more uniform. The elastic tensioning seat 4 is a nylon tensioning seat, and can also be made of rubber, plastic and other high polymer materials, and the rigid sliding rod seat 2 is a cast iron sliding rod seat, and can also be made of metal and steel.
EXAMPLE III
On the basis of the first embodiment or the second embodiment, as shown in fig. 1 and fig. 2, the upper surface of the elastic tensioning seat 4 is provided with a third groove along the sliding direction of the sliding rod 3; one side of the third groove close to the reel chain wheel 5 is communicated, and the side far away from the reel chain wheel 5 is closed.
As shown in fig. 1 and 3, the tension spring 6 is located in the third groove, the tension screw 11 is arranged through the side wall of the third groove far away from the reel chain wheel 5, and the lock nuts 10 for fixing the tension screw 11 are arranged on two sides of the side wall. The tightening of the tensioning screw 11 can be realized through the locking of the locking nut 10, and when the locking nut 10 is loosened, the extending length of the tensioning screw 11 can be adjusted to adjust the tensioning force of the reel chain 1.
The bottom surface of the third groove is provided with a through hole corresponding to the rigid sliding rod seat 2, the elastic tensioning seat 4 and the rigid sliding rod seat 2 are fastened on the support 12 through a fixing bolt 8 penetrating through the through hole, and an upper gasket is arranged below the fixing bolt. The reel chain wheel 5 is arranged on the sliding rod 3 through a bearing.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a corn header reel chain straining device installs on corn header's support, its characterized in that includes: the reel chain, the reel chain wheel, the sliding rod, the tensioning spring, the tensioning screw rod, the elastic tensioning seat and the rigid sliding rod seat are arranged on the reel chain; wherein,
the elastic tensioning seat and the rigid sliding rod seat are fixedly arranged on the support in a laminating manner from bottom to top, a first groove and a second groove are respectively formed in the upper surface of the elastic tensioning seat and the corresponding position of the lower surface of the rigid sliding rod seat, two sides of the first groove and the second groove are communicated and spliced to form a through channel, and the sliding rod is slidably arranged in the channel in a penetrating manner; the sliding rod is connected with the reel chain wheel to drive the reel chain wheel to rotate, the reel chain is arranged on the reel chain wheel, and a guide rail for the reel chain to advance is arranged outside the elastic tensioning seat;
the tensioning screw rod sets up on the elasticity tensioning seat, the tensioning spring is located the tensioning screw rod with between the slide bar, the tensioning screw rod is through compressing the tensioning spring promotes the slide bar slides.
2. The corn header reeling chain tensioning mechanism of claim 1, wherein: the height of the channel is greater than the height of the sliding rod.
3. The corn header reeling chain tensioning mechanism of claim 1, wherein: and a spring top sleeve is arranged between the tensioning spring and the tensioning screw rod.
4. The corn header reeling chain tensioning mechanism of claim 1, wherein: the elastic tensioning seat is a nylon tensioning seat, and the rigid sliding rod seat is a cast iron sliding rod seat.
5. The corn header reeling chain tensioning mechanism according to any one of claims 1-4, wherein: a third groove along the sliding direction of the sliding rod is formed in the upper surface of the elastic tensioning seat; one side of the third groove, which is close to the reel chain wheel, is communicated, and the other side of the third groove, which is far away from the reel chain wheel, is closed;
the tensioning spring is positioned in the third groove, the tensioning screw penetrates through the side wall of one side, far away from the reel chain wheel, of the third groove, and locking nuts for fixing the tensioning screw are arranged on two sides of the side wall.
6. The corn header standing grain pulling chain tensioning mechanism according to claim 5, wherein: and a through hole is formed in the bottom surface of the third groove and in the position corresponding to the rigid sliding rod seat, and the elastic tensioning seat and the rigid sliding rod seat are fastened on the support through a threaded connecting piece penetrating through the through hole.
7. The corn header standing grain pulling chain tensioning mechanism according to claim 5, wherein: the reel chain wheel is arranged on the sliding rod through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720372394.2U CN206629465U (en) | 2017-04-11 | 2017-04-11 | A kind of corn harvesting bench rice-pulling chain strainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720372394.2U CN206629465U (en) | 2017-04-11 | 2017-04-11 | A kind of corn harvesting bench rice-pulling chain strainer |
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| Publication Number | Publication Date |
|---|---|
| CN206629465U true CN206629465U (en) | 2017-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720372394.2U Active CN206629465U (en) | 2017-04-11 | 2017-04-11 | A kind of corn harvesting bench rice-pulling chain strainer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111587657A (en) * | 2020-06-19 | 2020-08-28 | 青岛农业大学 | Cutting guide device of China-hemp combine harvester |
| CN115136794A (en) * | 2022-07-25 | 2022-10-04 | 湖北理工学院 | Sunflower header capable of flexibly pulling out standing grain |
-
2017
- 2017-04-11 CN CN201720372394.2U patent/CN206629465U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111587657A (en) * | 2020-06-19 | 2020-08-28 | 青岛农业大学 | Cutting guide device of China-hemp combine harvester |
| CN115136794A (en) * | 2022-07-25 | 2022-10-04 | 湖北理工学院 | Sunflower header capable of flexibly pulling out standing grain |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210113 Address after: No. 539, South Xiacheng Road, Wujin national high tech Industrial Development Zone, Changzhou City, Jiangsu Province 213176 Patentee after: CHANGZHOU CHANGFA HEAVY INDUSTRY TECHNOLOGY Co.,Ltd. Address before: 154005 Agricultural Machinery Industrial Park, high tech Zone, Dongfeng District, Jiamusi City, Heilongjiang Province Patentee before: JIAMUSI CHANGFA JIALIAN AGRICULTURAL EQUIPMENT Ltd. |