CN213127127U - Supporting structure of cutter head in mower - Google Patents
Supporting structure of cutter head in mower Download PDFInfo
- Publication number
- CN213127127U CN213127127U CN202020935832.3U CN202020935832U CN213127127U CN 213127127 U CN213127127 U CN 213127127U CN 202020935832 U CN202020935832 U CN 202020935832U CN 213127127 U CN213127127 U CN 213127127U
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- Prior art keywords
- assembly
- cover
- carousel
- winding
- groove
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- Expired - Fee Related
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- 238000004804 winding Methods 0.000 claims abstract description 50
- 238000003466 welding Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 2
- 238000013138 pruning Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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Abstract
The utility model discloses a bearing structure of blade disc in lawn mower, including the dead lever, the dead lever is provided with the pivoted assembly cover outward, assembly cover outer wall department is provided with the carousel, be provided with a plurality of cutting blade on the carousel, be provided with on the dead lever and rotate the carousel and carry out the anti-winding of supporting and prop up the cover, the carousel lower extreme still forms the assembly groove, the tank bottom of anti-winding support cover and assembly groove contacts, thereby the assembly groove holds to the clearance of anti-winding support cover, tank bottom and avoids the winding to get into. The utility model discloses form the assembly groove at the carousel lower extreme to the tank bottom that makes the assembly groove contacts with preventing twining the support cover, guarantees to prevent twining the clearance between support cover, the tank bottom in the assembly groove, can cut off winding thing tighter and tighter through setting up at last cutting board, cutting board down, can guarantee to assemble supporting high-speed rotation through setting up the bearing in the assembly cover, is provided with driven gear outward through the assembly cover and can realizes the drive to the assembly cover.
Description
Technical Field
The utility model belongs to the technical field of automatic lawn mower, concretely relates to bearing structure of blade disc in lawn mower.
Background
The lawn mower generally refers to a mechanical tool for trimming lawns or vegetations, and comprises a cutter head rotating at a high speed and a multi-wheel traveling unit for driving the cutter head to travel, wherein the traveling unit can be driven by gasoline, diesel and small electric according to different power types, the traveling unit drives the cutter head rotating at a high speed to move along a specified path, and the vegetation is trimmed under the condition that the cutter head rotates at a high speed.
The mower can improve the pruning efficiency by 8-10 times in the vegetation pruning operation, greatly reduces the labor and improves the working efficiency.
At present, the cutter head is mostly driven directly, and if the indirect drive mode is adopted, the rotary support of the cutter head needs to be designed.
Disclosure of Invention
The utility model discloses a solve the problem that prior art exists and propose, its purpose provides the bearing structure of blade disc in lawn mower.
The technical scheme of the utility model is that: the utility model provides a bearing structure of blade disc in lawn mower, includes the dead lever, the dead lever is provided with the pivoted assembly cover outward, assembly cover outer wall department is provided with the carousel, be provided with a plurality of cutting blade on the carousel, be provided with on the dead lever and rotate the carousel and carry out the anti-winding that supports and support the cover, the carousel lower extreme still forms the assembly groove, the tank bottom that the anti-winding supported cover and assembly groove contacts, thereby the assembly groove holds and avoids the entanglement to get into to the clearance of anti-winding between supporting cover, the tank bottom.
Furthermore, the bottom of the assembling groove is circular, and the excircle of the bottom of the assembling groove is larger than the outer diameter of the anti-winding support sleeve.
Furthermore, the outer wall of the anti-winding support sleeve is a conical surface with a large upper part and a small lower part.
Furthermore, the lower end of the fixing rod is provided with an external thread, a fixing nut is screwed on the external thread, and the fixing nut supports the anti-winding support sleeve.
Furthermore, a gasket is arranged between the anti-winding support sleeve and the rotary disc, and the thickness of the gasket is not larger than the depth of the assembling groove.
Furthermore, a plurality of lower edge grooves are formed in the conical surface of the anti-winding support sleeve, and lower edge plates are arranged in the lower edge grooves.
Furthermore, a plurality of upper cutting edge plates are arranged between the assembling set and the rotating disc, and the upper cutting edge plates are distributed at equal angles.
Furthermore, the lower blade plate and the upper blade plate are fixed in a spot welding mode.
The utility model discloses form the assembly groove at the carousel lower extreme to the tank bottom that makes the assembly groove contacts with preventing twining the support cover, guarantees to prevent twining the clearance between support cover, the tank bottom in the assembly groove, can cut off winding thing tighter and tighter through setting up at last cutting board, cutting board down, can guarantee to assemble supporting high-speed rotation through setting up the bearing in the assembly cover, is provided with driven gear outward through the assembly cover and can realizes the drive to the assembly cover.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
FIG. 3 is a part view of the anti-wind supporting sleeve of the present invention;
wherein:
1 fixed rod 2 anti-winding support sleeve
3 fixing nut 4 rotary table
5 assembly sleeve 6 driven gear
7 cutting blade 8 fixing bolt
No. 10 bearing with 9 upper edge plate
No. 11 II bearing 12 assembling groove
13 lower edge groove.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples:
as shown in fig. 1-3, a bearing structure of blade disc in lawn mower, including dead lever 1, dead lever 1 is provided with pivoted assembly cover 5 outward, 5 outer wall departments of assembly cover are provided with carousel 4, be provided with a plurality of cutting blade 7 on the carousel 4, be provided with on the dead lever 1 to rotate the anti-winding support cover 2 that supports carousel 4, 4 lower extremes of carousel still form assembly groove 12, the tank bottom of anti-winding support cover 2 and assembly groove 12 contacts, thereby assembly groove 12 holds the clearance of anti-winding support cover 2, between the tank bottom and avoids the entanglement to get into.
The tank bottom of the assembly groove 12 is circular, and the excircle of the tank bottom of the assembly groove 12 is larger than the outer diameter of the anti-winding support sleeve 2.
The outer wall of the anti-winding support sleeve 2 is a conical surface with a large upper part and a small lower part.
The lower end of the fixing rod 1 forms an external thread, a fixing nut 3 is screwed on the external thread, and the fixing nut 3 supports the anti-winding support sleeve 2.
And a gasket is also arranged between the anti-winding support sleeve 2 and the turntable 4, and the thickness of the gasket is not more than the depth of the assembling groove 12.
The conical surface of the anti-winding support sleeve 2 is provided with a plurality of lower edge grooves 13, and lower edge plates are arranged in the lower edge grooves 13.
A plurality of upper edge plates 9 are arranged between the assembling set 5 and the turntable 4, and the upper edge plates 9 are distributed at equal angles.
The fixing modes of the lower blade plate and the upper blade plate 9 are spot welding fixing.
The lower blade plate is fixed in the lower blade groove 13 in a strip-shaped spot welding mode, the lower blade plate does not collide with the assembly groove 12, and the lower blade plate has the effect that when a small amount of winding is wound, the winding is wound more and more tightly, so that the lower blade plate is closer and closer to the lower blade plate, and cutting is achieved.
The upper cutting board is in a right-angle triangular shape, the cutting edge is the bevel edge, the upper cutting board is four, the upper cutting board rotates along with the assembly sleeve 5 and the rotary table 4, when a small amount of winding objects exist, the winding objects are wound more and more tightly at the root of the assembly sleeve 5, and under the condition of the upper cutting board, the winding objects which are wound more and more tightly are cut off and thrown out under the action of centrifugal force.
The cutting blade 7 is fixed to the turntable 4 by a fixing bolt 8, a through hole is formed in the cutting blade 7, a threaded hole is formed in the turntable 4, and the fixing bolt 8 is screwed into the threaded hole through the through hole.
Yet another embodiment
The utility model provides a bearing structure of blade disc in lawn mower, includes dead lever 1, dead lever 1 is provided with pivoted assembly cover 5 outward, 5 outer wall departments of assembly cover are provided with carousel 4, be provided with a plurality of cutting blade 7 on the carousel 4, be provided with on the dead lever 1 and rotate the anti-winding that supports of carousel 4 and support cover 2, 4 lower extremes of carousel still form assembly groove 12, the tank bottom of anti-winding support cover 2 and assembly groove 12 contacts, thereby assembly groove 12 holds the clearance of anti-winding support cover 2, between the tank bottom and avoids the winding to get into.
The tank bottom of the assembly groove 12 is circular, and the excircle of the tank bottom of the assembly groove 12 is larger than the outer diameter of the anti-winding support sleeve 2.
The outer wall of the anti-winding support sleeve 2 is a conical surface with a large upper part and a small lower part.
The lower end of the fixing rod 1 forms an external thread, a fixing nut 3 is screwed on the external thread, and the fixing nut 3 supports the anti-winding support sleeve 2.
And a gasket is also arranged between the anti-winding support sleeve 2 and the turntable 4, and the thickness of the gasket is not more than the depth of the assembling groove 12.
The conical surface of the anti-winding support sleeve 2 is provided with a plurality of lower edge grooves 13, and lower edge plates are arranged in the lower edge grooves 13.
A plurality of upper edge plates 9 are arranged between the assembling set 5 and the turntable 4, and the upper edge plates 9 are distributed at equal angles.
The fixing modes of the lower blade plate and the upper blade plate 9 are spot welding fixing.
The lower blade plate is fixed in the lower blade groove 13 in a strip-shaped spot welding mode, the lower blade plate does not collide with the assembly groove 12, and the lower blade plate has the effect that when a small amount of winding is wound, the winding is wound more and more tightly, so that the lower blade plate is closer and closer to the lower blade plate, and cutting is achieved.
The upper cutting board is in a right-angle triangular shape, the cutting edge is the bevel edge, the upper cutting board is four, the upper cutting board rotates along with the assembly sleeve 5 and the rotary table 4, when a small amount of winding objects exist, the winding objects are wound more and more tightly at the root of the assembly sleeve 5, and under the condition of the upper cutting board, the winding objects which are wound more and more tightly are cut off and thrown out under the action of centrifugal force.
The cutting blade 7 is fixed to the turntable 4 by a fixing bolt 8, a through hole is formed in the cutting blade 7, a threaded hole is formed in the turntable 4, and the fixing bolt 8 is screwed into the threaded hole through the through hole.
The turntable 4 and the assembly sleeve 5 are of an integrated structure.
The bearing assembly is characterized in that a bearing I10 and a bearing II 11 are arranged in the assembly sleeve 5, and the fixing rod 1 is connected with inner rings of the bearing I10 and the bearing II 11.
The assembly sleeve is characterized in that a driven gear 6 is arranged on the outer wall of the assembly sleeve 5, the driven gear 6 is meshed with the driving gear, so that the assembly sleeve 5 is driven to rotate, and the driven gear 6 is matched with the assembly sleeve 5 through a key.
The utility model discloses an installation as follows:
the upper blade plate is fixed between the rotary disc 4 and the assembling sleeve 5 in a spot welding mode, the lower blade plate is spot-welded in the lower blade groove 13 of the anti-winding supporting sleeve 2, then the assembling sleeve 5 is sleeved on the fixing rod 1, then the anti-winding supporting sleeve 2 is pushed in, and the fixing nut 3 is screwed on.
The utility model discloses form the assembly groove at the carousel lower extreme to the tank bottom that makes the assembly groove contacts with preventing twining the support cover, guarantees to prevent twining the clearance between support cover, the tank bottom in the assembly groove, can cut off winding thing tighter and tighter through setting up at last cutting board, cutting board down, can guarantee to assemble supporting high-speed rotation through setting up the bearing in the assembly cover, is provided with driven gear outward through the assembly cover and can realizes the drive to the assembly cover.
Claims (8)
1. The utility model provides a bearing structure of blade disc in lawn mower, includes dead lever (1), its characterized in that: dead lever (1) is provided with pivoted assembly cover (5) outward, assembly cover (5) outer wall department is provided with carousel (4), be provided with a plurality of cutting blade (7) on carousel (4), be provided with on dead lever (1) to carousel (4) rotate to carry out the support cover (2) of twining of supporting, carousel (4) lower extreme still forms assembly groove (12), prevent twining the tank bottom of supporting cover (2) and assembly groove (12) and contact, thereby assembly groove (12) hold to preventing twining the clearance between support cover (2), the tank bottom and avoid the entanglement to get into.
2. The structure of claim 1, wherein: the groove bottom of the assembling groove (12) is circular, and the excircle of the groove bottom of the assembling groove (12) is larger than the outer diameter of the anti-winding support sleeve (2).
3. The structure of claim 2, wherein: the outer wall of the anti-winding support sleeve (2) is a conical surface with a large upper part and a small lower part.
4. A supporting structure of an impeller in a lawnmower according to claim 3, wherein: the lower end of the fixing rod (1) forms an external thread, a fixing nut (3) is screwed on the external thread, and the anti-winding support sleeve (2) is supported by the fixing nut (3).
5. The structure of claim 4, wherein: a gasket is further arranged between the anti-winding support sleeve (2) and the rotary disc (4), and the thickness of the gasket is not larger than the depth of the assembling groove (12).
6. The structure of claim 5, wherein: the conical surface of the anti-winding support sleeve (2) is provided with a plurality of lower edge grooves (13), and lower edge plates are arranged in the lower edge grooves (13).
7. The structure of claim 6, wherein: a plurality of upper edge plates (9) are arranged between the assembling set (5) and the turntable (4), and the upper edge plates (9) are distributed at equal angles.
8. The structure of claim 7, wherein: the lower edge plate and the upper edge plate (9) are fixed by spot welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020935832.3U CN213127127U (en) | 2020-05-28 | 2020-05-28 | Supporting structure of cutter head in mower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020935832.3U CN213127127U (en) | 2020-05-28 | 2020-05-28 | Supporting structure of cutter head in mower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213127127U true CN213127127U (en) | 2021-05-07 |
Family
ID=75725362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020935832.3U Expired - Fee Related CN213127127U (en) | 2020-05-28 | 2020-05-28 | Supporting structure of cutter head in mower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213127127U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605908A (en) * | 2021-09-07 | 2021-11-05 | 核工业井巷建设集团有限公司 | Anti-winding cutter head device for cutter head of micro-shield pipe jacking machine |
-
2020
- 2020-05-28 CN CN202020935832.3U patent/CN213127127U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605908A (en) * | 2021-09-07 | 2021-11-05 | 核工业井巷建设集团有限公司 | Anti-winding cutter head device for cutter head of micro-shield pipe jacking machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210507 |