CN217116882U - Four-connecting-rod profiling frame for seeder - Google Patents
Four-connecting-rod profiling frame for seeder Download PDFInfo
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- CN217116882U CN217116882U CN202220637048.3U CN202220637048U CN217116882U CN 217116882 U CN217116882 U CN 217116882U CN 202220637048 U CN202220637048 U CN 202220637048U CN 217116882 U CN217116882 U CN 217116882U
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- transmission shaft
- sliding part
- connecting rod
- clutch
- sprocket
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Abstract
The utility model discloses a four-bar-linkage profiling frame for a seeder, which comprises a clutch sliding part and a primary transmission shaft, wherein one end of the clutch sliding part is provided with a driving sprocket, one side of the driving sprocket is provided with a driven sprocket, a front suspension fastener is arranged above the clutch sliding part, the front suspension fastener is transversely provided with the primary transmission shaft, one side of the primary transmission shaft is provided with an adjusting hand wheel, one side of the adjusting hand wheel is provided with a rear suspension fastener, bearing seats are respectively arranged below the driving sprocket and the driven sprocket, the inner side of each bearing seat is provided with a lower connecting bar, one end of the driving sprocket, which is far away from the clutch sliding part, is provided with a secondary transmission shaft, and one side of the secondary transmission shaft is provided with a tertiary transmission shaft; the utility model has the advantages of consistent sowing depth, improved transmission efficiency, compact structure, uneasy damage, uniform sowing and strong practicability.
Description
Technical Field
The utility model belongs to the technical field of the seeding equipment technique and specifically relates to a four-bar linkage profiling frame for seeder is related to.
Background
With the development of society, the seeder is widely applied in the field of agricultural planting, the seeder (seed) takes crop seeds as planting machinery for seeding, and with the development of modern agricultural technology, a combined machine for precision seeding, film laying and drip tape laying has become a development trend, the combined seeder is widely applied in agricultural production, seeding is one of measures for crop cultivation, and specifically, the seeding is timely seeded into a soil layer with a certain depth according to a certain quantity and mode;
the four-bar linkage of current seeder uses the screw rod to connect, when the connecting rod floated from top to bottom, with the direct friction of screw rod, easily cause the screw rod to damage, four-bar linkage power transmission needs small-size worm transmission shaft on the current seeder, because machining precision and installation error make between two transmission shaft concentricity not high, easily cause the transmission shaft to damage, small-size worm transmission shaft needs the die sinking casting, the processing difficulty, difficult maintenance, the jamming phenomenon can appear in the seeding leg when floating from top to bottom in screw rod linkage, can cause the influence to power transmission, lead to the seeding inhomogeneous, for this reason, we provide a four-bar linkage profile modeling frame for seeder.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a four-bar profiling frame for a seeding machine, which has the advantages of consistent seeding depth, improved transmission efficiency, compact structure, uneasiness, uniform seeding and strong practicability, and solves the problems in the prior art.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a four-bar linkage profile modeling frame for seeder, includes clutch sliding part and one-level transmission shaft, clutch sliding part one end is provided with drive sprocket, drive sprocket one side is provided with driven sprocket, clutch sliding part top is provided with preceding suspension fastener, preceding suspension fastener transversely installs the one-level transmission shaft, one-level transmission shaft one side is provided with adjusting handle, adjusting handle one side is provided with back suspension fastener, drive sprocket all is provided with the bearing frame with the driven sprocket below, the bearing frame inboard is provided with down the connecting rod, drive sprocket keeps away from clutch sliding part one end and is provided with the secondary drive axle, secondary drive axle one side is provided with tertiary transmission shaft.
The utility model discloses further set up to: the outer wall of the sliding component of the clutch is sleeved with a gasket, a pressure spring a is arranged on one side of the gasket, and a sliding sheet is arranged at one end of the pressure spring a.
Through adopting above-mentioned technical scheme, improve the stability of connecting between the device part through setting up the gasket, avoid taking place not hard up.
The utility model discloses further set up to: the sliding plate is installed on one side of the driving chain wheel in a matching mode, and the sliding plate is assembled on the sliding component of the clutch in a sliding mode.
Through adopting above-mentioned technical scheme, the slide presses in drive sprocket's spout through pressure spring a, and power can transmit the secondary drive axle to improve the device's performance.
The utility model discloses further set up to: an upper connecting rod is arranged at the lower end of the adjusting hand wheel, and a pin shaft is transversely installed on the upper connecting rod.
By adopting the technical scheme, the hinge joint is formed by arranging the hinge pin at the hinged position of the lead screw and the upper connecting rod, so that certain shearing force is borne by the hinge joint, the work is reliable, and the disassembly is convenient.
The utility model discloses further set up to: the middle of the pin shaft is sleeved with a lead screw, the outer side of the lead screw is sleeved with a pressure spring b, and the adjusting hand wheel is arranged at the upper end of the lead screw.
Through adopting above-mentioned technical scheme, can adjust the pressure of pressure spring b through adjusting hand wheel, and then adjust the pressure on the last kind of leg of back suspension fastener and ground to this controls the depth of planting.
The utility model discloses further set up to: one end of the upper connecting rod is assembled with the driving chain wheel in a sleeved mode, and the other end of the upper connecting rod is assembled with the driven chain wheel.
Through adopting above-mentioned technical scheme, guarantee the stability in the device goes up the connecting rod use.
The utility model discloses further set up to: the main chain wheel and the driven chain wheel are arranged at the same side, and the driving chain wheel and the driven chain wheel are driven by a chain.
Through adopting above-mentioned technical scheme, can be so that transmission efficiency maximize through adopting chain drive, and can transmit great power under the low-speed to guarantee the steady operation of the device.
To sum up, the utility model discloses a beneficial technological effect does:
1. in the using process of the four-connecting-rod profiling frame for the seeding machine, structurally, the pressure of a pressure spring b can be adjusted through an adjusting hand wheel, and further the pressure of the seeding legs on the rear suspension clamping piece and the ground is adjusted, so that the seeding depth is controlled, and the seeding depth is consistent;
2. through last connecting rod and lower link mechanism who is equipped with power transmission, the lower connecting rod is connected through the bearing frame, sets up the articulated department that the round pin axle is used for lead screw and last connecting rod, constitutes hinged joint and bears certain shearing force, can effectively solve small-size worm drive shaft concentricity difference on the traditional seeder, the difficult problem of fragile, the jamming phenomenon that appears when solving traditional seeder and floating about, effectively solve the inhomogeneous phenomenon of seeding, simple structure moreover, the practicality is strong.
Drawings
FIG. 1 is a schematic view of the overall structure of a four-bar profile modeling frame for a seeding machine of the present invention;
FIG. 2 is a schematic view of the front view structure of the four-bar profile modeling frame for the seeding machine of the present invention;
FIG. 3 is a schematic view of a rear view structure of a four-bar profile modeling frame for a seeding machine of the present invention;
FIG. 4 is a schematic diagram of a right-view structure of a four-bar-linkage profile modeling frame for a seeding machine of the present invention;
FIG. 5 is a schematic structural view of the four-bar-linkage shape-imitating frame for the seeding machine of the present invention in a working state;
FIG. 6 is a schematic structural view of the four-bar linkage profile modeling frame for a seeding machine after power cut;
fig. 7 is a schematic side view of fig. 6 of the four-bar-linkage profiling frame for the seeding machine of the present invention.
In the figure, 1, a clutch sliding member; 2. a pressure spring a; 3. a slide sheet; 4. a drive sprocket; 5. a primary transmission shaft; 6. a front suspension clamp; 7. adjusting a hand wheel; 8. a pressure spring b; 9. a lead screw; 10. a pin shaft; 11. an upper connecting rod; 12. a rear suspension clamp; 13. a driven sprocket; 14. a bearing seat; 15. a lower connecting rod; 16. a gasket; 17. a three-stage transmission shaft; 18. and a secondary transmission shaft.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, for the utility model discloses a four-bar-linkage profiling frame for a seeder, including clutch sliding part 1 and primary drive shaft 5, clutch sliding part 1 one end is provided with drive sprocket 4, drive sprocket 4 one side is provided with driven sprocket 13, clutch sliding part 1 top is provided with front suspension fastener 6, front suspension fastener 6 transversely installs primary drive shaft 5, primary drive shaft 5 one side is provided with adjusting hand wheel 7, adjusting hand wheel 7 one side is provided with back suspension fastener 12, drive sprocket 4 and driven sprocket 13 below all are provided with bearing frame 14, the inboard of bearing frame 14 is provided with lower connecting rod 15, drive sprocket 4 is far away from clutch sliding part 1 one end and is provided with secondary drive shaft 18, 18 one side of secondary drive shaft is provided with tertiary drive shaft 17;
in the embodiment, in the use process, the device is installed with an external seeder, power is transmitted to a primary transmission shaft 5 through a land wheel, then a transmission box arranged outside drives a secondary transmission shaft 18 to rotate, the secondary transmission shaft 18 drives a tertiary transmission shaft 17 to rotate through chain transmission, the tertiary transmission shaft 17 drives a seed metering device to stably rotate through the chain transmission, so that the purpose of automatic seeding is realized, according to the actual use condition, the device is adjusted along the direction of a lead screw 9 by rotating an adjusting hand wheel 7, the pressure spring b8 is adjusted to a fixed pressure, the pressure of the whole device and the ground is kept constant, the front suspension clamping piece 6 and the rear suspension clamping piece 12 float up and down along the ground under the action of a pressure spring b8 according to the fluctuation of the ground in the seeding process, the upper connecting rod 11 respectively makes the front suspension clamping piece 6 and the rear suspension clamping piece 12 in dynamic suspension by taking a pin shaft 10 as a rotation center, further, the consistency of the sowing depth is ensured, and in practical application, the arrangement mode of the front suspension clamping piece 6 and the rear suspension clamping piece 12 can be changed according to actual needs, and is not particularly limited herein.
As shown in fig. 5, 6 and 7, a driving sprocket 4 is arranged at one end of the clutch sliding part 1, a driven sprocket 13 is arranged at one side of the driving sprocket 4, a secondary transmission shaft 18 is arranged at one end of the driving sprocket 4, which is far away from the clutch sliding part 1, a gasket 16 is sleeved on the outer wall of the clutch sliding part 1, a pressure spring a2 is arranged at one side of the gasket 16, a sliding plate 3 is arranged at one end of a pressure spring a2, the sliding plate 3 is fittingly installed at one side of the driving sprocket 4, and the sliding plate 3 is slidably assembled on the clutch sliding part 1;
in this embodiment, the main sprocket adopts the homonymy setting with driven sprocket 13, carry out the transmission through the chain between drive sprocket 4 and the driven sprocket 13, adopt chain drive to make the transmission efficiency maximize, and can transmit great power under the low-speed, in order to guarantee the device's steady operation, set up clutch sliding part 1 on the secondary drive axle 18, under the operating condition, slide 3 passes through pressure spring an 2 pressure equipment in drive sprocket 4's spout, power can transmit secondary drive axle 18, under the non-operating condition, slide 353 outwards pulls out, by pressure spring a2 pressure equipment in clutch sliding part 1 spout behind the rotatory certain angle, realize that power cuts off, the utility model discloses simple structure, the practicality is strong.
Referring to fig. 5, a gasket 16 is sleeved on the outer wall of the clutch sliding component 1, a pressure spring a2 is arranged on one side of the gasket 16, a sliding plate 3 is arranged at one end of a pressure spring a2, and the gasket 16 is arranged to improve the connection stability between the components of the device and avoid looseness.
Referring to fig. 6, the sliding plate 3 is adapted to be installed at one side of the driving sprocket 4, the sliding plate 3 is slidably assembled on the clutch sliding member 1, the sliding plate 3 is pressed in the sliding groove of the driving sprocket 4 by the compression spring a2, and power can be transmitted to the secondary transmission shaft 18 to improve the performance of the device.
Referring to fig. 1, the lower end of the adjusting hand wheel 7 is provided with an upper connecting rod 11, a pin shaft 10 is transversely installed on the upper connecting rod 11, and the pin shaft 10 is arranged at the hinged position of the screw rod 9 and the upper connecting rod 11 to form a hinged connection to bear certain shearing force.
Referring to fig. 4, a screw 9 is sleeved in the middle of a pin shaft 10, a pressure spring b8 is sleeved outside the screw 9, an adjusting hand wheel 7 is arranged at the upper end of the screw 9, the pressure of the pressure spring b8 can be adjusted through the adjusting hand wheel 7, and then the pressure of the seeding leg on the rear suspension clamping piece 12 and the ground is adjusted, so that the seeding depth is controlled.
Referring to fig. 1, one end of an upper connecting rod 11 is sleeved with a driving sprocket 4, and the other end of the upper connecting rod 11 is assembled with a driven sprocket 13, so that the stability of the upper connecting rod 11 in the using process of the device is ensured.
Referring to fig. 3, the main chain wheel and the driven chain wheel 13 are arranged at the same side, the driving chain wheel 4 and the driven chain wheel 13 are driven by a chain, the transmission efficiency can be maximized by adopting the chain transmission, and the large power can be transmitted at the low speed to ensure the stable operation of the device.
The implementation principle of the embodiment is as follows:
the utility model relates to a four-bar profile modeling frame for a seeding machine, in the using process, the device is installed with an external seeding machine, the power is transmitted to a first-stage transmission shaft 5 through a land wheel, then a second-stage transmission shaft 18 is driven to rotate through a gearbox arranged outside, the second-stage transmission shaft 18 drives a third-stage transmission shaft 17 to rotate through chain transmission, the third-stage transmission shaft 17 drives a seeding device to stably rotate through the chain transmission, thereby realizing the purpose of automatic seeding, according to the actual using condition, the device is adjusted along the direction of a lead screw 9 by rotating an adjusting hand wheel 7, after a pressure spring b8 is adjusted to a fixed pressure, the pressure of the whole device and the ground is kept constant, according to the fluctuation of the ground in the seeding process, a front suspension clamping piece 6 and a rear suspension clamping piece 12 float up and down along the ground under the action of a pressure spring b8, an upper connecting rod 11 takes a pin shaft 10 as a rotating center to respectively make the front suspension clamping piece 6 and the rear suspension clamping piece 12 float dynamically, and then guarantee the unanimity of depth of planting, main sprocket and driven sprocket 13 adopt the homonymy to set up, carry out the transmission through the chain between drive sprocket 4 and the driven sprocket 13, adopt chain drive can make transmission efficiency maximize, and can transmit great power under the low-speed, in order to guarantee the steady operation of the device, set up clutch sliding part 1 on the secondary drive axle 18, under the operating condition, slide 3 passes through pressure spring a2 pressure equipment in drive sprocket 4's spout, power can transmit secondary drive axle 18, under the non-operating condition, slide 3 outwards pulls out, press equipment in clutch sliding part 1 spout by pressure spring a2 after rotatory certain angle, realize power cut-off, in order to solve the technical problem that exists among the prior art.
Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a four-bar linkage profile modeling frame for seeder, includes clutch sliding part (1) and one-level transmission shaft (5), its characterized in that: clutch sliding part (1) one end is provided with drive sprocket (4), drive sprocket (4) one side is provided with driven sprocket (13), suspension fastener (6) before clutch sliding part (1) top is provided with, one-level transmission shaft (5) are transversely installed to preceding suspension fastener (6), one-level transmission shaft (5) one side is provided with adjusting hand wheel (7), adjusting hand wheel (7) one side is provided with back suspension fastener (12), drive sprocket (4) all are provided with bearing frame (14) with driven sprocket (13) below, bearing frame (14) inboard is provided with down connecting rod (15), clutch sliding part (1) one end is kept away from in drive sprocket (4) is provided with secondary drive shaft (18), secondary drive shaft (18) one side is provided with tertiary transmission shaft (17).
2. The four-bar profiling frame for the seeding machine according to claim 1, wherein: the clutch is characterized in that a gasket (16) is sleeved on the outer wall of the clutch sliding component (1), a pressure spring a (2) is arranged on one side of the gasket (16), and a sliding sheet (3) is arranged at one end of the pressure spring a (2).
3. The four-bar profiling frame for the seeding machine according to claim 2, wherein: the sliding plate (3) is installed on one side of the driving chain wheel (4) in a matched mode, and the sliding plate (3) is assembled on the sliding part (1) of the clutch in a sliding mode.
4. The four-bar profiling frame for the seeding machine according to claim 1, wherein: an upper connecting rod (11) is arranged at the lower end of the adjusting hand wheel (7), and a pin shaft (10) is transversely installed on the upper connecting rod (11).
5. The four-bar profiling frame for the seeding machine according to claim 4, wherein: the middle of the pin shaft (10) is sleeved with a lead screw (9), the outer side of the lead screw (9) is sleeved with a pressure spring b (8), and the adjusting hand wheel (7) is arranged at the upper end of the lead screw (9).
6. The four-bar profiling frame for the seeding machine according to claim 4, wherein: one end of the upper connecting rod (11) is assembled with the driving chain wheel (4) in a sleeved mode, and the other end of the upper connecting rod (11) is assembled with the driven chain wheel (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220637048.3U CN217116882U (en) | 2022-03-23 | 2022-03-23 | Four-connecting-rod profiling frame for seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220637048.3U CN217116882U (en) | 2022-03-23 | 2022-03-23 | Four-connecting-rod profiling frame for seeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217116882U true CN217116882U (en) | 2022-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220637048.3U Active CN217116882U (en) | 2022-03-23 | 2022-03-23 | Four-connecting-rod profiling frame for seeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217116882U (en) |
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2022
- 2022-03-23 CN CN202220637048.3U patent/CN217116882U/en active Active
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