CN212753289U - Grass-mowing head rotating mechanism of grass-mowing machine - Google Patents
Grass-mowing head rotating mechanism of grass-mowing machine Download PDFInfo
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- CN212753289U CN212753289U CN202021794920.2U CN202021794920U CN212753289U CN 212753289 U CN212753289 U CN 212753289U CN 202021794920 U CN202021794920 U CN 202021794920U CN 212753289 U CN212753289 U CN 212753289U
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- belt pulley
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Abstract
The utility model relates to a grass cutter technical field discloses grass cutter head rotary mechanism of beating grass, including the driving machine case, one side of driving machine case is rotated and is connected with the rotary rod, the first pivot of one end fixedly connected with of rotary rod, the surface of first pivot has cup jointed first belt pulley, the interior diapire fixedly connected with motor of driving machine case, the output end fixedly connected with second pivot of motor, the surface of second pivot has cup jointed the second belt pulley, the surface of second belt pulley is rotated and is connected with the belt, the belt rotates with first belt pulley and is connected. The utility model has the advantages of it is following and effect: through setting up motor, first pivot, first belt pulley, belt, second pivot, second belt pulley and rotary rod, this design simple structure makes the head of beating the grass can use the rotary rod to rotate as the axle center to realized beating the head of grass and can carry out the function of limit cutting grass, strengthened the limitation that the machine of beating the grass used.
Description
Technical Field
The utility model relates to a grass trimmer technical field, in particular to grass trimmer grass-mowing head rotating mechanism.
Background
The grass trimmer is used for cutting all handheld tools for weeds in places such as lawns, gardens, pastures and the like, and can be divided into an oil-driven type and an electric type according to a power source; the power head structure mode can be divided into a front power type and a rear power type.
The rotary mechanism of the grass mowing head of the grass mowing machine in the prior art can only complete the angle adjustment between the grass mowing machine and the handle, and can not adjust the cutting angle of the grass mowing head, so that the grass mowing machine can only carry out horizontal conventional grass mowing operation, can not cut grass at the edge, and has great use limitation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rotary mechanism of grass cutting head of grass cutting machine has the effect of being convenient for adjust the angle of cutting grass.
The above technical purpose of the present invention can be achieved by the following technical solutions: grass trimmer grass-mowing head rotating mechanism comprises a driving case, one side of the driving case is connected with a rotating rod in a rotating mode, a first rotating shaft is fixedly connected with one end of the rotating rod, a first belt pulley is sleeved on the outer surface of the first rotating shaft, a motor is fixedly connected with the inner bottom wall of the driving case, a second rotating shaft is fixedly connected with the output end of the motor, a second belt pulley is sleeved on the outer surface of the second rotating shaft, a belt is connected to the outer surface of the second belt pulley in a rotating mode, and the belt is connected with the first belt pulley in a rotating mode.
Through adopting the above technical scheme, through setting up the motor, first pivot, first belt pulley, the belt, the second pivot, second belt pulley and rotary rod, when the angle of beating grass head is adjusted to needs, can the starter motor, the motor drives the epaxial second belt pulley of second pivot and rotates at the during operation, drive first belt pulley through the transmission of belt when the second belt pulley rotates, and then make the rotary rod rotate, can change the direction of beating grass head, this design simple structure, high durability and convenient use, make the head of beating grass can use the rotary rod to rotate as the axle center, thereby realized beating grass head and can carry out the function of cutting the grass on limit, the limitation of beating grass machine use has been strengthened.
The utility model discloses a further set up to: the top fixedly connected with mount pad of driver case, the top fixedly connected with stopper of mount pad, one side of stopper is pegged graft and is had locking bolt.
By adopting the technical scheme, the position of the rotating rod is fixed by the locking bolt through the limiting block, and the rotating rod can rotate by 0-90 degrees in the limiting block through the arrangement of the limiting block and the locking bolt.
The utility model discloses a further set up to: the inner wall of stopper rotates and is connected with the dwang, locking bolt pegs graft with the dwang, the top fixedly connected with installation head of dwang.
Through adopting above-mentioned technical scheme, through setting up the installation head, make things convenient for rotary mechanism and handle to install.
The utility model discloses a further set up to: a sliding groove is formed in one side of the driving case, a screw rod is connected to the inner wall of the sliding groove in a sliding mode, and a locking nut is connected to one end of the screw rod in a threaded mode.
Through adopting above-mentioned technical scheme, through setting up lock nut and screw rod, be convenient for adjust and fix the position of the take-up pulley of drive machine incasement portion.
The utility model discloses a further set up to: one end of the screw rod, which is far away from the locking nut, is fixedly connected with a sliding rod, the outer surface of the sliding rod is sleeved with a bearing, and the outer surface of the bearing is sleeved with a tensioning wheel.
Through adopting above-mentioned technical scheme, through setting up screw rod, lock nut, slide bar, bearing, take-up pulley and handle, using this rotary mechanism for a long time, when the belt appears lax, only need rotate lock nut, then pulling handle drives the take-up pulley on the slide bar and moves to the left, rotates lock nut once more at last, accomplishes the fixed of take-up pulley again, can fasten the belt again, has avoided dismantling the trouble that drives the quick-witted case of drive and change the belt.
The utility model discloses a further set up to: the tensioning wheel is rotationally connected with the belt, and one end of the sliding rod, which is far away from the tensioning wheel, is fixedly connected with a handle.
Through adopting above-mentioned technical scheme, through setting up the handle, make things convenient for the staff to adjust the position of take-up pulley outside the drive machine case.
The utility model has the advantages that: by arranging the motor, the first rotating shaft, the first belt pulley, the belt, the second rotating shaft, the second belt pulley and the rotating rod, when the grass mowing angle of the grass mowing head needs to be adjusted, the motor can be started, the motor drives the second belt pulley on the second rotating shaft to rotate during working, the first belt pulley is driven to rotate through the transmission of the belt when the second belt pulley rotates, and then the rotating rod rotates, so that the grass mowing direction of the grass mowing head can be changed; through setting up screw rod, lock nut, slide bar, bearing, take-up pulley and handle, using this rotary mechanism for a long time, when the belt appears lax, only need rotate lock nut, then pulling handle drives the take-up pulley on the slide bar and moves to the left, rotates lock nut once more at last, accomplishes the fixed of take-up pulley again, can retighten the belt, has avoided dismantling the trouble that the belt was changed to drive machine case.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a structure of a middle driving chassis of the present invention;
FIG. 3 is a schematic side view of the tension wheel of the present invention;
fig. 4 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention.
In the figure, 1, a drive case; 2. rotating the rod; 3. a first rotating shaft; 4. a first pulley; 5. a motor; 6. a second rotating shaft; 7. a second pulley; 8. a belt; 9. a mounting seat; 10. a limiting block; 11. locking the bolt; 12. rotating the rod; 13. a mounting head; 14. a chute; 15. a screw; 16. locking the nut; 17. a slide bar; 18. a bearing; 19. a tension wheel; 20. a handle.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, a grass-mowing head rotating mechanism of a grass mower comprises a driving case 1, one side of the driving case 1 is rotatably connected with a rotating rod 2, one end of the rotating rod 2 is fixedly connected with a first rotating shaft 3, the outer surface of the first rotating shaft 3 is sleeved with a first belt pulley 4, the inner bottom wall of the driving case 1 is fixedly connected with a motor 5, the output end of the motor 5 is fixedly connected with a second rotating shaft 6, the outer surface of the second rotating shaft 6 is sleeved with a second belt pulley 7, the outer surface of the second belt pulley 7 is rotatably connected with a belt 8, the belt 8 is rotatably connected with the first belt pulley 4, the motor 5, the first rotating shaft 3, the first belt pulley 4, the belt 8, the second rotating shaft 6, the second belt pulley 7 and the rotating rod 2 are arranged, when the grass-mowing angle of the grass-mowing head needs to be adjusted, the motor 5 can be started, and the motor 5 drives the, when the second belt wheel 7 rotates, the first belt wheel 4 is driven to rotate through the transmission of the belt 8, and then the rotating rod 2 is driven to rotate, so that the grass mowing direction of the grass mowing head can be changed, the design structure is simple, the use is convenient, the grass mowing head can rotate by taking the rotating rod 2 as an axis, so that the grass mowing head can have the function of cutting grass at the edge, the use limitation of the grass mowing machine is enhanced, the top of the driving case 1 is fixedly connected with the mounting seat 9, the top of the mounting seat 9 is fixedly connected with the limiting block 10, one side of the limiting block 10 is inserted with the locking bolt 11, the locking bolt 11 is used for fixing the position of the rotating rod 12 by arranging the limiting block 10 and the locking bolt 11, the rotating rod 12 can rotate by 0-90 degrees in the limiting block 10 by arranging the limiting block 10 and the locking bolt 11, and the inner wall of the limiting block, the locking bolt 11 is inserted with the rotating rod 12, the top of the rotating rod 12 is fixedly connected with the mounting head 13, the mounting of the rotating mechanism and the handle is facilitated by the mounting head 13, one side of the driving case 1 is provided with a sliding groove 14, the inner wall of the sliding groove 14 is connected with a screw rod 15 in a sliding manner, one end of the screw rod 15 is connected with a locking nut 16 in a threaded manner, the position of a tension wheel 19 in the driving case 1 is conveniently adjusted and fixed by the arrangement of the locking nut 16 and the screw rod 15, one end of the screw rod 15 far away from the locking nut 16 is fixedly connected with a sliding rod 17, the outer surface of the sliding rod 17 is sleeved with a bearing 18, the outer surface of the bearing 18 is sleeved with the tension wheel 19, when the rotating mechanism is used for a long time, when the belt 8 is loosened, only the locking nut 16 needs to be rotated, and, drive take-up pulley 19 on slide bar 17 and remove to the left, rotate lock nut 16 once more at last, accomplish the fixed of take-up pulley 19 again, can fasten belt 8 again, avoided dismantling drive machine case 1 and changed the trouble of belt 8, take-up pulley 19 rotates with belt 8 to be connected, slide bar 17 keeps away from one end fixedly connected with handle 20 of take-up pulley 19, through setting up handle 20, make things convenient for the staff to adjust the position of take-up pulley 19 in drive machine case 1 outside.
In the utility model, by arranging the motor 5, the first rotating shaft 3, the first belt pulley 4, the belt 8, the second rotating shaft 6, the second belt pulley 7 and the rotating rod 2, when the grass mowing angle of the grass mowing head needs to be adjusted, the motor 5 can be started, the motor 5 drives the second belt pulley 7 on the second rotating shaft 6 to rotate when in work, the first belt pulley 4 is driven to rotate by the transmission of the belt 8 when the second belt pulley 7 rotates, and then the rotating rod 2 rotates, so that the grass mowing direction of the grass mowing head can be changed, the design structure is simple, the use is convenient, the grass mowing head can rotate by taking the rotating rod 2 as an axis, thereby realizing the function of cutting grass while the grass mowing head is carried out, the use limitation of the grass mowing machine is enhanced, by arranging the screw rod 15, the locking nut 16, the sliding rod 17, the bearing 18, the tensioning wheel 19 and the handle 20, the rotating mechanism is used for a long time, when the belt 8 is loosened, only the locking nut 16 needs to be rotated, then the handle 20 is pulled to drive the tension pulley 19 on the sliding rod 17 to move leftwards, finally, the locking nut 16 is rotated again, the fixation of the tension pulley 19 is completed again, the belt 8 can be fastened again, and the trouble of replacing the belt 8 by detaching the driving case 1 is avoided.
Claims (6)
1. Grass trimmer grass-mowing head rotating mechanism comprises a driving case (1), and is characterized in that: one side of drive machine case (1) is rotated and is connected with rotary rod (2), the first pivot (3) of one end fixedly connected with of rotary rod (2), first belt pulley (4) have been cup jointed to the surface of first pivot (3), interior diapire fixedly connected with motor (5) of drive machine case (1), the output fixedly connected with second pivot (6) of motor (5), second belt pulley (7) have been cup jointed to the surface of second pivot (6), the surface of second belt pulley (7) is rotated and is connected with belt (8), belt (8) are rotated with first belt pulley (4) and are connected.
2. A rotary mechanism of a grass trimmer mowing head according to claim 1, characterized in that: the top fixedly connected with mount pad (9) of driver machine case (1), the top fixedly connected with stopper (10) of mount pad (9), one side of stopper (10) is pegged graft and is had locking bolt (11).
3. A rotary mechanism of a grass trimmer mowing head according to claim 2, characterized in that: the inner wall of stopper (10) rotates and is connected with dwang (12), locking bolt (11) are pegged graft with dwang (12), the top fixedly connected with installation head (13) of dwang (12).
4. A rotary mechanism of a grass trimmer mowing head according to claim 1, characterized in that: one side of the driving case (1) is provided with a sliding groove (14), the inner wall of the sliding groove (14) is connected with a screw rod (15) in a sliding mode, and one end of the screw rod (15) is connected with a locking nut (16) in a threaded mode.
5. A rotation mechanism of a grass trimmer mowing head according to claim 4, characterized in that: one end, far away from the locking nut (16), of the screw rod (15) is fixedly connected with a sliding rod (17), the outer surface of the sliding rod (17) is sleeved with a bearing (18), and the outer surface of the bearing (18) is sleeved with a tension wheel (19).
6. A rotation mechanism of a grass trimmer mowing head according to claim 5, characterized in that: the tensioning wheel (19) is rotationally connected with the belt (8), and one end, far away from the tensioning wheel (19), of the sliding rod (17) is fixedly connected with a handle (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021794920.2U CN212753289U (en) | 2020-08-25 | 2020-08-25 | Grass-mowing head rotating mechanism of grass-mowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021794920.2U CN212753289U (en) | 2020-08-25 | 2020-08-25 | Grass-mowing head rotating mechanism of grass-mowing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212753289U true CN212753289U (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021794920.2U Active CN212753289U (en) | 2020-08-25 | 2020-08-25 | Grass-mowing head rotating mechanism of grass-mowing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212753289U (en) |
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2020
- 2020-08-25 CN CN202021794920.2U patent/CN212753289U/en active Active
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