CN204653040U - With the stem cutting roller of bearing block protective device - Google Patents
With the stem cutting roller of bearing block protective device Download PDFInfo
- Publication number
- CN204653040U CN204653040U CN201520358462.0U CN201520358462U CN204653040U CN 204653040 U CN204653040 U CN 204653040U CN 201520358462 U CN201520358462 U CN 201520358462U CN 204653040 U CN204653040 U CN 204653040U
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- CN
- China
- Prior art keywords
- bearing block
- strip
- bent
- shaft part
- cutter frame
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Abstract
The utility model discloses a kind of stem cutting roller with bearing block protective device, 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, described bearing block is provided with the blend stop mechanism of circumferentially threaded shaft bearing, described blend stop mechanism comprises the first bent-strip, spring and the second bent-strip, the head end of the first bent-strip is fixedly connected with described bearing block, the tail end of the first bent-strip is connected with the head end of spring, the tail end of spring is connected with the head end of the second bent-strip, the tail end of the second bent-strip is fixedly connected with described bearing block.The utility model has the advantage of and can protect bearing block not by the damage of hard object.
Description
Technical field
The utility model belongs to agricultural mechanical field, particularly relates to a kind of stem cutting roller with bearing block protective device.
Background technology
During harvest corn machine operation, corncob is gathered in the crops by top ear-picking unit, bottom stem cutting roller is by the cane partial cut of corn, but there are the following problems for the stem cutting roller of the corn husker of current existing maize harvesting machine: often have many stones in arable land, inevitable situation when this is harvest corn machine operation, stem cutting roller is positioned at the bottom of maize harvesting machine, in the process that maize harvesting machine advances, the bearing block of stem cutting roller easily produces with interior stone of ploughing and collides, particularly ratchel probably causes bearing block extrusion damage, and then hurt the bearing of bearing block inside.
Utility model content
The purpose of this utility model is just to provide a kind of stem cutting roller with bearing block protective device, can protect bearing block not by the damage of hard object.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: with the stem cutting roller of bearing block protective device, 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, described bearing block is provided with the blend stop mechanism of circumferentially threaded shaft bearing, described blend stop mechanism comprises the first bent-strip, spring and the second bent-strip, the head end of the first bent-strip is fixedly connected with described bearing block, the tail end of the first bent-strip is connected with the head end of spring, the tail end of spring is connected with the head end of the second bent-strip, the tail end of the second bent-strip is fixedly connected with described bearing block.
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 lateral wall of described bearing block is fixedly installed radial connecting plate, the head end of described first bent-strip is fixedly connected with described bearing block by connecting plate, and the tail end of described second bent-strip is fixedly connected with described bearing block by connecting plate.
Described blend stop organization establishes has multiple, and multiple blend stop mechanism is arranged on described bearing block vertically.
The beneficial effects of the utility model are:
1, described bearing block is provided with the blend stop mechanism of circumferentially threaded shaft bearing, described blend stop mechanism comprises the first bent-strip, spring and the second bent-strip, the head end of the first bent-strip is fixedly connected with described bearing block, the tail end of the first bent-strip is connected with the head end of spring, the tail end of spring is connected with the head end of the second bent-strip, the tail end of the second bent-strip is fixedly connected with described bearing block, wherein the first bent-strip, spring is connected with the second bent-strip head and the tail and is fixed on bearing block, form the blend stop mechanism of circumferentially threaded shaft bearing, this blend stop mechanism can produce protective action to bearing block, protection bearing block is not by the damage of the hard object such as stone, and the setting of spring improves bradyseism effect, the lateral wall of described bearing block is fixedly installed radial connecting plate, the head end of described first bent-strip is fixedly connected with described bearing block by connecting plate, the tail end of described second bent-strip is fixedly connected with described bearing block by connecting plate, and the installation of blend stop mechanism on bearing block is convenient in the setting of connecting plate, described blend stop organization establishes has multiple, and multiple blend stop mechanism is arranged on described bearing block vertically, enhances the protected effect of bearing block.
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.
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, stem cutting roller with bearing block protective device 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 (4)
1. with the stem cutting roller of bearing block protective device, 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: the blend stop mechanism described bearing block being provided with circumferentially threaded shaft bearing, described blend stop mechanism comprises the first bent-strip, spring and the second bent-strip, the head end of the first bent-strip is fixedly connected with described bearing block, the tail end of the first bent-strip is connected with the head end of spring, the tail end of spring is connected with the head end of the second bent-strip, the tail end of the second bent-strip is fixedly connected with described bearing block.
2. the stem cutting roller with bearing block protective device 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 roller with bearing block protective device according to claim 1; it is characterized in that: the lateral wall of described bearing block is fixedly installed radial connecting plate; the head end of described first bent-strip is fixedly connected with described bearing block by connecting plate, and the tail end of described second bent-strip is fixedly connected with described bearing block by connecting plate.
4. the stem cutting roller with bearing block protective device according to claim 1 or 3, is characterized in that: described blend stop organization establishes has multiple, and multiple blend stop mechanism is arranged on described bearing block vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520358462.0U CN204653040U (en) | 2015-05-29 | 2015-05-29 | With the stem cutting roller of bearing block protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520358462.0U CN204653040U (en) | 2015-05-29 | 2015-05-29 | With the stem cutting roller of bearing block protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204653040U true CN204653040U (en) | 2015-09-23 |
Family
ID=54123498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520358462.0U Expired - Fee Related CN204653040U (en) | 2015-05-29 | 2015-05-29 | With the stem cutting roller of bearing block protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204653040U (en) |
-
2015
- 2015-05-29 CN CN201520358462.0U patent/CN204653040U/en not_active Expired - Fee Related
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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: 20160529 |