CN217284087U - Mower cutter head with crushing function - Google Patents
Mower cutter head with crushing function Download PDFInfo
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- CN217284087U CN217284087U CN202122795863.0U CN202122795863U CN217284087U CN 217284087 U CN217284087 U CN 217284087U CN 202122795863 U CN202122795863 U CN 202122795863U CN 217284087 U CN217284087 U CN 217284087U
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- cutter
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
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Abstract
The utility model discloses a take shredding function's lawn mower tool bit, including square pipe, lower floor's cutter arbor, two upper cutter arbor, two cutting blade and a plurality of crushing blade. The cutter head of the mower with the smashing function utilizes the rotation of the square tube to drive the lower layer cutter bar and the two upper layer cutter bars to rotate, so that the cutting blades cut weeds in the rotation process, and the smashing blades further smash the weeds, and the weeds can be conveniently discharged out of the mower; utilize the cooperation between lower floor's cutter arbor and two upper cutter arbor to carry out the double-deck smashing of mowing, improved efficiency.
Description
Technical Field
The utility model relates to a lawn mower tool bit, especially a take shredding function's lawn mower tool bit.
Background
At present, most of the existing mower blades are of single-layer blade structures, so that the existing mower blades only have a weed cutting function simply when being used, the blades need to be replaced integrally after being worn, and the mowed weeds cannot be crushed and wind power output can not be achieved. Therefore, it is necessary to design a mower head with a crushing function, which can crush and discharge the cut weeds.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: provided is a mower blade with a grinding function, which can grind and discharge cut weeds.
The technical scheme is as follows: the utility model provides a mower head with a crushing function, which comprises a square tube, a lower layer cutter bar, two upper layer cutter bars, two cutting blades and a plurality of crushing blades;
the lower end of the square tube is fixed at the center of the upper side surface of the lower cutter bar, and the lower cutter bar is divided by the square tube to form two lower branches; two opposite side surfaces of the square tube are respectively provided with a cutter bar mounting seat; the two upper cutter bars are respectively arranged on the two cutter bar mounting seats, and the two upper cutter bars and the lower cutter bar are crossed in a cross manner in a overlooking state; the two cutting blades are respectively arranged on the two lower branches and are used for cutting weeds; each crushing blade is respectively arranged on the two upper-layer cutter bars and used for crushing weeds.
Further, a plug-in groove is arranged on the cutter bar mounting seat; one end of the upper layer cutter bar is detachably arranged in the inserting groove.
Furthermore, the lower edge of each crushing blade is provided with a riveting seat; and each riveting seat is arranged on the upper side surface and the lower side surface of the two upper cutter bars at intervals.
Furthermore, a crushing blade is arranged on the length edge of the front side of the upper layer of the cutter bar in the rotating direction.
Furthermore, a front side step groove is arranged on the upper side surface of the lower layer branch, and the front side step groove extends to the length edge of the front side of the lower layer branch in the rotating direction; the two cutting blades are provided with blade mounting plates; the blade mounting plate is mounted on the front side stepped groove, and the back of the cutting blade is pressed on the length edge of the front side of the lower layer branch in the rotating direction.
Furthermore, a guide plate is arranged on the lower layer branch; a rear side step groove is arranged on the upper side surface of the lower layer branch, and the rear side step groove extends to the length edge of the rear side of the lower layer branch in the rotating direction; a strip-shaped mounting seat is arranged on the step groove at the rear side; and a guide plate is arranged on the strip-shaped mounting seat and used for generating upward airflow in rotation.
Furthermore, a limit mounting groove extending to the width edge is arranged on the upper side surface of the lower layer branch; a strip-shaped blade seat is arranged on the limiting mounting groove; a plurality of triangular blades are vertically arranged on the strip-shaped blade seat at intervals, and the cutting edge of each triangular blade faces to the rotating direction.
Furthermore, a reinforcing convex ring is arranged on a square tube between the cutter bar mounting seat and the lower cutter bar; two opposite vertical side surfaces of the reinforcing convex ring are provided with a square hole; rectangular extrusion blocks are arranged in the two square holes; one rectangular extrusion block is provided with a split bolt which is used for penetrating through a positioning hole on a rotating shaft of the mower in a penetrating mode, and the end portion of the split bolt is screwed on the other rectangular extrusion block in a threaded mode.
Furthermore, the opposite sides of the two rectangular extrusion blocks are provided with slope surfaces convenient for insertion positioning.
Compared with the prior art, the utility model, its beneficial effect is: the lower-layer cutter bar and the two upper-layer cutter bars are driven to rotate by the rotation of the square tube, so that the cutting blades cut weeds in the rotation process, and the crushing blades further crush the weeds, thereby facilitating the discharge of the weeds out of the mower; utilize the cooperation between lower floor's cutter arbor and two upper cutter arbor to carry out the double-deck smashing of mowing, improved efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the square tube of the present invention;
fig. 3 is a top view of the present invention.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of protection of the present invention is not limited to the embodiments.
Example 1:
as shown in fig. 1-3, the utility model provides a pair of take shredding function's lawn mower tool bit includes: the device comprises a square tube 1, a lower layer cutter bar 4, two upper layer cutter bars 3, two cutting blades 8 and a plurality of crushing blades 7;
the lower end of the square tube 1 is fixed at the center of the upper side surface of the lower cutter bar 4, and the lower cutter bar 4 is divided by the square tube 1 to form two lower branches; two opposite side surfaces of the square tube 1 are respectively provided with a cutter bar mounting seat 2; the two upper cutter bars 3 are respectively arranged on the two cutter bar mounting seats 2, and the two upper cutter bars 3 and the lower cutter bar 4 are crossed in a cross manner in a overlooking state; two cutting blades 8 are respectively installed on the two lower branches for cutting weeds; the crushing blades 7 are respectively arranged on the two upper cutter bars 3 and are used for crushing weeds.
The square tube 1 is rotated to drive the lower layer cutter arbor 4 and the two upper layer cutter arbor 3 to rotate, so that the cutting blade 8 cuts weeds in rotation, and the crushing blade 7 further crushes the weeds, so that the weeds are conveniently discharged out of the mower; utilize the cooperation between lower floor's cutter arbor 4 and two upper cutter arbor 3 to carry out double-deck mowing crushing, improved efficiency.
Further, an inserting groove is formed in the cutter bar mounting seat 2; one end of the upper layer cutter bar 3 is inserted in the insertion groove and is detachably fixed through a cutter bar mounting bolt 27.
The upper layer cutter arbor 3 is installed and fixed on the cutter arbor installing seat 2 by utilizing the installing bolt 27, so that the upper layer cutter arbor 3 can be conveniently assembled and disassembled or the damaged upper layer cutter arbor 3 can be conveniently replaced.
Further, the lower edge of each crushing blade 7 is provided with a riveting seat 6; the riveting seats 6 are arranged on the upper side surface and the lower side surface of the two upper cutter bars 3 at intervals. The upper layer cutter bar 3 is utilized to drive each crushing blade 7 to rotate, so that the crushing of weeds is realized; the crushing effect is enhanced by installing the crushing blades 7 on the upper side surface and the lower side surface of the upper layer cutter bar 3.
Further, a crushing blade 5 is provided on the length edge on the front side in the rotation direction of the upper blade bar 3. The crushing effect of the upper layer cutter bar 3 is further enhanced by the crushing blade 5.
Further, a front step groove 10 is arranged on the upper side surface of the lower branch, and the front step groove 10 extends to the length edge of the front side of the lower branch in the rotating direction; a blade mounting plate 9 is arranged on the two cutting blades 8; the blade mounting plate 9 is mounted on the front side stepped groove 10 by a cutting blade mounting bolt 28, and the back of the cutting blade 8 is pressed against the length edge of the front side in the rotation direction of the lower layer branch.
The lower layer of branches are utilized to drive the two cutting blades 8 to rotate, so that the rotary cutting of weeds is realized; the blade mounting plate 9 is mounted in the front-side step groove 10 by the cutting blade mounting bolt 28, so that the cutting blade 8 can be mounted and dismounted conveniently, meanwhile, the damaged cutting blade 8 can be replaced conveniently, and the cost is saved.
Further, a rear step groove 13 is formed in the upper side surface of the lower branch, and the rear step groove 13 extends to the length edge of the rear side of the lower branch in the rotation direction; a strip-shaped mounting seat 12 is mounted on the rear side step groove 13 through a guide plate mounting bolt 23; a deflector 11 is provided on the bar mount 12 for generating an upward air flow during rotation. The lower-layer branches are used for driving the guide plate 11 to rotate to generate upward air flow, crushed weeds are blown out of the mower, and the cut weeds are prevented from being blocked at the lower side of the mower; the strip-shaped mounting seat 12 is mounted on the rear-side step groove 13 by using the guide plate mounting bolt 23, so that the guide plate 11 is convenient to disassemble, assemble and replace.
Furthermore, a limit mounting groove 18 extending to the width edge is arranged on the upper side surface of the lower layer branch; a strip-shaped blade seat 14 is arranged on the limit mounting groove 18 through a triangular blade mounting bolt 22; a plurality of triangular blades 15 are vertically arranged on the upper side surface of the strip-shaped blade seat 14 at intervals, and the cutting edge of each triangular blade 15 faces the rotating direction. The crushing effect is further enhanced by using the triangular blades 15; the strip-shaped blade seat 14 is arranged on the limit mounting groove 18 by using the triangular blade mounting bolt 22, so that the triangular blade 15 is convenient to disassemble, assemble and replace.
Further, a reinforcing convex ring 19 is arranged on the square tube 1 between the cutter bar mounting seat 2 and the lower cutter bar 4; two opposite vertical side surfaces of the reinforcing convex ring 19 are respectively provided with a square hole 21; rectangular extrusion blocks 24 are arranged in the two square holes 21; one rectangular extrusion block 24 is provided with a split bolt 20 for penetrating through a positioning hole on a rotary shaft of the mower in a penetrating way, and the end part of the split bolt 20 is screwed on the other rectangular extrusion block 24. The square pipe 1 is fixed on a rotating shaft of the mower by utilizing the counter-pulling bolt 20 and the rectangular extrusion block 24 to form counter-pulling; the structural strength of the square pipe 1 is enhanced by the reinforcing beads 19.
Further, slope surfaces 26 for facilitating insertion positioning are provided on opposite sides of the two rectangular pressing blocks 24. The slope surface 26 on the rectangular extrusion block 24 is used for facilitating the positioning on the positioning hole on the rotary shaft of the mower, so that the installation is stable and reliable.
When the mower cutter head with the crushing function is installed and used, the rotating main shaft of the mower is inserted into the square pipe 1, the two rectangular extrusion blocks 24 are respectively placed into the two square holes 21, after the end part of the split bolt 20 penetrates through one rectangular extrusion block 24 and a positioning hole in the rotating shaft of the mower, the thread is screwed on the other rectangular extrusion block 24, and the installation is completed; when the square tube type weed cutting machine is used, the rotating main shaft of the grass cutting machine drives the square tube 1 to rotate, the lower layer cutter bar 4 and the two upper layer cutter bars 3 are driven to rotate, the cutting blade 8 is enabled to cut weeds in the rotation process, the smashing blade 5, the smashing blade 7 and the triangular blade 15 are used for further smashing the weeds, and finally the guide plate 11 generates upward airflow in the rotation process to discharge smashed grass scraps out of the grass cutting machine, so that the situation that the cut weeds are blocked at the lower side of the grass cutting machine is prevented; after long-term use, the upper layer cutter bar 3 can be taken down by loosening the cutter bar mounting bolt 27 so as to replace the crushing blade 7; removing the cutting blade 8 for replacement by loosening the cutting blade mounting bolt 28; the guide plate 11 is taken down for replacement by loosening the guide plate mounting bolt 23; the strip blade holder 14 is removed by loosening the triangular blade mounting bolt 22 to replace the triangular blade 15.
As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a take shredding function's lawn mower tool bit which characterized in that: comprises a square tube (1), a lower layer cutter bar (4), two upper layer cutter bars (3), two cutting blades (8) and a plurality of crushing blades (7);
the lower end of the square tube (1) is fixed at the center of the upper side surface of the lower cutter bar (4), and the lower cutter bar (4) is separated by the square tube (1) to form two lower-layer branches; two opposite side surfaces of the square tube (1) are respectively provided with a cutter bar mounting seat (2); the two upper cutter bars (3) are respectively arranged on the two cutter bar mounting seats (2), and the two upper cutter bars (3) and the lower cutter bar (4) are crossed in a cross manner in a overlooking state; two cutting blades (8) are respectively arranged on the two lower branches and are used for cutting weeds; the crushing blades (7) are respectively arranged on the two upper-layer cutter bars (3) and are used for crushing weeds.
2. The mower head with a grinding function according to claim 1, wherein: an inserting groove is arranged on the cutter bar mounting seat (2); one end of the upper layer cutter bar (3) is detachably arranged in the inserting groove.
3. The mower blade with a grinding function according to claim 2, wherein: the lower edge of each crushing blade (7) is provided with a riveting seat (6); the riveting seats (6) are arranged on the upper side surface and the lower side surface of the two upper cutter bars (3) at intervals.
4. The mower blade with a grinding function according to claim 2, wherein: the length edge of the front side of the upper layer cutter bar (3) in the rotating direction is provided with a crushing blade (5).
5. The mower head with a grinding function according to claim 1, wherein: a front side step groove (10) is arranged on the upper side surface of the lower layer branch, and the front side step groove (10) extends to the length edge of the front side of the lower layer branch in the rotating direction; blade mounting plates (9) are arranged on the two cutting blades (8); the blade mounting plate (9) is mounted on the front side step groove (10), and the back of the cutting blade (8) is pressed on the length edge of the front side of the lower branch in the rotating direction.
6. The mower head with a grinding function according to claim 1, wherein: a rear step groove (13) is arranged on the upper side surface of the lower branch, and the rear step groove (13) extends to the length edge of the rear side of the lower branch in the rotating direction; a strip-shaped mounting seat (12) is arranged on the back side step groove (13); a guide plate (11) is arranged on the strip-shaped mounting seat (12) and used for generating upward air flow in rotation.
7. The mower head with a grinding function according to claim 1, wherein: a limit mounting groove (18) extending to the width edge is arranged on the upper side surface of the lower layer branch; a strip-shaped blade seat (14) is arranged on the limit mounting groove (18); a plurality of triangular blades (15) are vertically arranged on the strip-shaped blade seat (14) at intervals, and the cutting edge of each triangular blade (15) faces to the rotating direction.
8. The mower blade with a grinding function according to claim 1, wherein: a reinforcing convex ring (19) is arranged on the square tube (1) between the cutter bar mounting seat (2) and the lower cutter bar (4); two opposite vertical side surfaces of the reinforcing convex ring (19) are respectively provided with a square hole (21); rectangular extrusion blocks (24) are arranged in the two square holes (21); one rectangular extrusion block (24) is provided with a split bolt (20) which is used for penetrating through a positioning hole on a rotary shaft of the mower in a penetrating way, and the end part of the split bolt (20) is screwed on the other rectangular extrusion block (24).
9. The mower head with a shredding function according to claim 8, characterized in that: and slope surfaces (26) which are convenient for inserting and positioning are arranged on the opposite sides of the two rectangular extrusion blocks (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122795863.0U CN217284087U (en) | 2021-11-16 | 2021-11-16 | Mower cutter head with crushing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122795863.0U CN217284087U (en) | 2021-11-16 | 2021-11-16 | Mower cutter head with crushing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217284087U true CN217284087U (en) | 2022-08-26 |
Family
ID=82912928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122795863.0U Active CN217284087U (en) | 2021-11-16 | 2021-11-16 | Mower cutter head with crushing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217284087U (en) |
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2021
- 2021-11-16 CN CN202122795863.0U patent/CN217284087U/en active Active
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