CN204653039U - There is the stem cutting device of anti-winding function - Google Patents
There is the stem cutting device of anti-winding function Download PDFInfo
- Publication number
- CN204653039U CN204653039U CN201520358442.3U CN201520358442U CN204653039U CN 204653039 U CN204653039 U CN 204653039U CN 201520358442 U CN201520358442 U CN 201520358442U CN 204653039 U CN204653039 U CN 204653039U
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- China
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- shaft part
- knife rest
- hole
- bearing block
- cutting blade
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Abstract
The utility model discloses a kind of stem cutting device with anti-winding function, it comprises rotating shaft, described rotating shaft is by left shaft part, middle shaft part and right axis section composition, described left shaft part and right axis section place are provided with the bearing block of band bearing, described middle shaft part is fixedly installed the left cutter frame mechanism of relative misalignment and right cutter frame mechanism, governor motion is provided with between the respective knife rest cutting blade installed corresponding to it, described governor motion comprises bolt and is opened in the long lumbar hole on cutting blade, position corresponding with described long lumbar hole on knife rest offers screwed hole, described bolt is successively through described long lumbar hole and screwed hole, described long lumbar hole waist is provided with guide pad, described bearing block and left shaft part, between bearing block and right axis section, be provided with antiwind baffle plate.The utility model has the advantage of the relative spacing that can regulate on knife rest between cutting blade, and maize leaves can be avoided to be wound in rotating shaft.
Description
Technical field
The utility model belongs to agricultural mechanical field, particularly relates to a kind of stem cutting device with anti-winding function.
Background technology
During harvest corn machine operation, corncob is gathered in the crops by top ear-picking unit, bottom stem cutting device is by the cane partial cut of corn, but there are the following problems for the stem cutting device of the corn husker of current existing maize harvesting machine: 1, relative spacing on the knife rest of stem cutting device between cutting blade is non-adjustable, the diameter causing blade to rotate is fixing, be not suitable for needs of production, because in different natural conditions, under different artificial planting conditions, the cane position of corn can present different diameters in different arable lands, for the field that the cane position of corn is thicker, relative spacing between cutting blade is less, can thoroughly cut off stem stalk, for the field that the cane position of corn is thinner, relative spacing between cutting blade is larger, so that can fast shut-off stem stalk.2, the gap of certain distance is stayed between the rotating shaft of stem cutting device and bearing block, maize leaves runs to this space and will be wound at this gap location, twine more and more, be wound into produce between maize leaves in rotating shaft and the rotating shaft axle of rotation and rub, produce heat, cause the thinning outflow of the lubricating oil of the bearing in axle bed, cause bearing to be dry grinded, thus cause the bearing damage at rotating shaft two ends.
Utility model content
The purpose of this utility model is just to provide a kind of stem cutting device with anti-winding function, can regulate the relative spacing on knife rest between cutting blade, and maize leaves can be avoided to be wound in rotating shaft.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: the stem cutting device with anti-winding function, it comprises rotating shaft, described rotating shaft is by left shaft part, middle shaft part and right axis section composition, described left shaft part and right axis section place are provided with the bearing block of band bearing, described middle shaft part is fixedly installed the left cutter frame mechanism of relative misalignment and right cutter frame mechanism, left cutter frame mechanism and right cutter frame mechanism at least comprise two knife rests respectively, each knife rest is along the circumferential direction evenly provided with three cutting blade installation sites, on left cutter frame mechanism and right cutter frame mechanism knife rest separately installation site corresponding vertically on be respectively equipped with the cutting blade of a strip, governor motion is provided with between the respective knife rest cutting blade installed corresponding to it, described governor motion comprises bolt and is opened in the long lumbar hole on cutting blade, position corresponding with described long lumbar hole on knife rest offers screwed hole, described bolt is successively through described long lumbar hole and screwed hole, correspondingly with described bolt below described knife rest, be provided with locking nut, the screw thread corresponding with described bolt is provided with in the middle of this locking nut, described long lumbar hole waist is provided with guide pad, and the both sides of described guide pad and the inner hole wall of long lumbar hole waist are fitted, and described guide pad is fixedly connected with knife rest, described bearing block and left shaft part, between bearing block and right axis section, be provided with antiwind baffle plate, shaft hole is offered in the middle of described antiwind baffle plate, described left shaft part or right axis section are each passed through described shaft hole, described bearing block is fixedly installed boss near a sidewall of described middle shaft part, and described antiwind baffle plate is connected by dormant bolt with described boss.
Described middle shaft part is positive hexagon, and knife rest center correspondence is provided with orthohexagonal installing hole; Described left shaft part and right axis section are cylindrical.
The top of described antiwind baffle plate is provided with 90 degree of bendings of the described bearing block of deflection.
The beneficial effects of the utility model are:
1, governor motion is provided with between the respective knife rest cutting blade installed corresponding to it in the utility model, described governor motion comprises bolt and is opened in the long lumbar hole on cutting blade, position corresponding with described long lumbar hole on knife rest offers screwed hole, described bolt is successively through described long lumbar hole and screwed hole, correspondingly with described bolt below described knife rest, be provided with locking nut, the screw thread corresponding with described bolt is provided with in the middle of this locking nut, this structural design is by regulating the relative position of long lumbar hole and bolt, realize the adjustment of cutting blade position, thus the relative spacing changed between cutting blade, achieve and regulate cutting blade rotating diameter, in actual use, just can carry out adaptability adjustment according to the thickness of corn stem, during adjustment, first unscrew the locking nut on each knife rest, then the relative position of long lumbar hole and bolt on cutting blade is regulated as required, when being adjusted to correct position, tighten locking nut, described long lumbar hole waist is provided with guide pad, the both sides of described guide pad and the inner hole wall of long lumbar hole waist are fitted, described guide pad is fixedly connected with knife rest, the setting of guide pad can produce guiding conduct to cutting blade, because the both sides of guide pad and the inner hole wall of long lumbar hole waist are fitted, guide pad can prevent cutting blade from tilting, and ensure that cutting blade is horizontal all the time, improves adjustment efficiency.
2, middle shaft part is positive hexagon, and knife rest center correspondence is provided with orthohexagonal installing hole, prevents knife rest to skid on middle shaft part; Described left shaft part and right axis section are cylindrical, are convenient to the installation of rotating shaft and bearing, ensure that power transmission effect.
3, described bearing block and left shaft part, antiwind baffle plate is provided with between bearing block and right axis section, shaft hole is offered in the middle of described antiwind baffle plate, described left shaft part or right axis section are each passed through described shaft hole, described bearing block is fixedly installed boss near a sidewall of described middle shaft part, described antiwind baffle plate is connected by dormant bolt with described boss, this structural design is by installing antiwind baffle plate, block maize leaves and come bearing block and left shaft part, produce at this place between bearing block and right axis section and be wound around, prevent being wound around generation heat and make the thinning outflow of the butter in bearing, serve the effect of protection bearing, extend the service life of bearing, the cooperation of dormant bolt and boss is selected, and is not only convenient to install, and can not produce obstruction to corn stem, the top of antiwind baffle plate is provided with 90 degree of bendings of the described bearing block of deflection, and this bending can stop that the bracteal leaf of corn at ear-picking unit place of top portion is fallen left shaft part or between right axis section and bearing block, prevents bracteal leaf of corn to be wound around at this place and produce thermal damage bearing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 1.
Embodiment
As shown in Figure 1 to Figure 3, the stem cutting device with anti-winding function of the present utility model, it comprises rotating shaft, described rotating shaft is by left shaft part 2, middle shaft part 1 and right axis section 3 form, described left shaft part 2 and right axis section 3 place are provided with the bearing block 20 of band bearing, described middle shaft part 1 is fixedly installed left cutter frame mechanism 5 and the right cutter frame mechanism 6 of relative misalignment, left cutter frame mechanism 5 and right cutter frame mechanism 6 at least comprise two knife rests 7 respectively, each knife rest 7 is along the circumferential direction evenly provided with three cutting blade installation sites, on left cutter frame mechanism 5 and right cutter frame mechanism 6 knife rest 7 separately installation site corresponding vertically on be respectively equipped with the cutting blade 4 of a strip.Described middle shaft part 1 is positive hexagon, and knife rest 7 center correspondence is provided with orthohexagonal installing hole 12, and described left shaft part 2 and right axis section 3 are cylindrical.
Governor motion is provided with between respective knife rest 7 cutting blade 4 installed corresponding to it, the long lumbar hole 8 that described governor motion comprises bolt 10 and is opened on cutting blade 4, position corresponding with described long lumbar hole 8 on knife rest 7 offers screwed hole 21, described bolt 10 is successively through described long lumbar hole 8 and screwed hole 21, correspondingly with described bolt 10 below described knife rest 7, be provided with locking nut 11, in the middle of this locking nut 11, be provided with the screw thread corresponding with described bolt 10.By regulating long lumbar hole 8 and the relative position of bolt 10, the adjustment of cutting blade 4 position can be realized, thus change the relative spacing between cutting blade 4, achieve and regulate cutting blade 4 rotating diameter.Adaptability adjustment can be carried out in actual use according to the thickness of corn stem, during adjustment, first unscrew the locking nut 11 on each knife rest 7, then the relative position of long lumbar hole 8 and bolt 10 on cutting blade 4 is regulated as required, when being adjusted to correct position, tighten locking nut 11.
Described long lumbar hole 8 waist is provided with guide pad 9, and the both sides of described guide pad 9 and the inner hole wall of long lumbar hole 8 waist are fitted, and described guide pad 9 is fixedly connected with knife rest 7.Owing to fitting with the inner hole wall of long lumbar hole 9 waist all the time in the both sides of guide pad 9, guiding 9 can produce guiding conduct to cutting blade 4, and guide pad 9 can prevent cutting blade 4 from tilting, and ensure that cutting blade 4 is horizontal all the time, improves adjustment efficiency.
Described bearing block 20 and left shaft part 2, between bearing block 20 and right axis section 3, be provided with antiwind baffle plate 13, shaft hole is offered in the middle of described antiwind baffle plate 13, described left shaft part 2 or right axis section 3 are each passed through described shaft hole, described bearing block 20 is fixedly installed boss 15 near a sidewall of described middle shaft part 1, and described antiwind baffle plate 13 is connected by dormant bolt 14 with described boss 15.By installing antiwind baffle plate 13, block maize leaves to come bearing block 20 and left shaft part 2, produce at this place between bearing block 20 and right axis section 3 and be wound around, prevent being wound around generation heat and make the thinning outflow of the butter in bearing, serve the effect of protection bearing, extend the service life of bearing; The cooperation of dormant bolt 14 and boss 15 is selected, and is not only convenient to install, and can not produce obstruction to corn stem.
The top of described antiwind baffle plate 13 is provided with 90 degree of bendings of the described bearing block of deflection, this bending can stop that the bracteal leaf of corn at ear-picking unit place of top portion is fallen left shaft part 2 or between right axis section 3 and bearing block 20, prevents bracteal leaf of corn to be wound around at this place and produce thermal damage bearing.
Described bearing block 20 is provided with the blend stop mechanism of circumferentially threaded shaft bearing 20, the lateral wall of described bearing block 20 is fixedly installed radial connecting plate 19, described blend stop mechanism comprises the first bent-strip 16, spring 17 and the second bent-strip 18, the head end of the first bent-strip 16 is fixedly connected with described bearing block 20 by connecting plate 19, the tail end of the first bent-strip 16 is connected with the head end of spring 17, the tail end of spring 17 is connected with the head end of the second bent-strip 18, and the tail end of the second bent-strip 18 is fixedly connected with described bearing block 20 by connecting plate 19.First bent-strip 16, spring 17 are connected with the second bent-strip 18 head and the tail and are fixed on bearing block 20; form the blend stop mechanism of circumferentially threaded shaft bearing 20; this blend stop mechanism can produce protective action to bearing block 20; protection bearing block 20 is not by the damage of the hard object such as stone, and the setting of spring 17 improves bradyseism effect.
Described blend stop organization establishes has multiple, and multiple blend stop mechanism is arranged on described bearing block 20 vertically, enhances the protected effect of bearing block.
Above embodiment is the unrestricted the technical solution of the utility model in order to explanation only, although be described in detail the utility model with reference to above-described embodiment, those of ordinary skill in the art is to be understood that: still can modify to the utility model or equivalent replacement, and not departing from any modification or partial replacement of spirit and scope of the present utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (3)
1. there is the stem cutting device of anti-winding function, it comprises rotating shaft, described rotating shaft is by left shaft part, middle shaft part and right axis section composition, described left shaft part and right axis section place are provided with the bearing block of band bearing, described middle shaft part is fixedly installed the left cutter frame mechanism of relative misalignment and right cutter frame mechanism, left cutter frame mechanism and right cutter frame mechanism at least comprise two knife rests respectively, each knife rest is along the circumferential direction evenly provided with three cutting blade installation sites, on left cutter frame mechanism and right cutter frame mechanism knife rest separately installation site corresponding vertically on be respectively equipped with the cutting blade of a strip, it is characterized in that: be provided with governor motion between the knife rest cutting blade installed corresponding to it separately, described governor motion comprises bolt and is opened in the long lumbar hole on cutting blade, position corresponding with described long lumbar hole on knife rest offers screwed hole, described bolt is successively through described long lumbar hole and screwed hole, correspondingly with described bolt below described knife rest, be provided with locking nut, the screw thread corresponding with described bolt is provided with in the middle of this locking nut, described long lumbar hole waist is provided with guide pad, and the both sides of described guide pad and the inner hole wall of long lumbar hole waist are fitted, and described guide pad is fixedly connected with knife rest, described bearing block and left shaft part, between bearing block and right axis section, be provided with antiwind baffle plate, shaft hole is offered in the middle of described antiwind baffle plate, described left shaft part or right axis section are each passed through described shaft hole, described bearing block is fixedly installed boss near a sidewall of described middle shaft part, and described antiwind baffle plate is connected by dormant bolt with described boss.
2. the stem cutting device with anti-winding function according to claim 1, it is characterized in that: described middle shaft part is positive hexagon, knife rest center correspondence is provided with orthohexagonal installing hole; Described left shaft part and right axis section are cylindrical.
3. the stem cutting device with anti-winding function according to claim 1, is characterized in that: the top of described antiwind baffle plate is provided with 90 degree of bendings of the described bearing block of deflection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520358442.3U CN204653039U (en) | 2015-05-29 | 2015-05-29 | There is the stem cutting device of anti-winding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520358442.3U CN204653039U (en) | 2015-05-29 | 2015-05-29 | There is the stem cutting device of anti-winding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204653039U true CN204653039U (en) | 2015-09-23 |
Family
ID=54123497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520358442.3U Expired - Fee Related CN204653039U (en) | 2015-05-29 | 2015-05-29 | There is the stem cutting device of anti-winding function |
Country Status (1)
| Country | Link |
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| CN (1) | CN204653039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107198260A (en) * | 2017-07-14 | 2017-09-26 | 中国农业科学院麻类研究所 | The lint wind and its control system of ensiling shredding machine |
-
2015
- 2015-05-29 CN CN201520358442.3U patent/CN204653039U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107198260A (en) * | 2017-07-14 | 2017-09-26 | 中国农业科学院麻类研究所 | The lint wind and its control system of ensiling shredding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20190529 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |