CN219182040U - Synchronous shaft driven quick-dismantling sesame seed sowing mechanism - Google Patents

Abstract

The utility model relates to a quick-dismantling sesame seed sowing mechanism driven by a synchronous shaft, wherein before a butt joint seat of a seed sowing component is clamped into a base, an elastic positioning clamp is pressed outwards, so that a pressing part in the middle of the elastic positioning clamp leaves a supporting table of the base, when the base is clamped into the base, a clamping shaft on the inner side of the butt joint seat can be clamped into a clamping groove on the inner side of the base in a matched manner, a positioning boss on the outer side of the butt joint seat can be pressed on the supporting table, the positioning shaft can be inserted into a positioning hole in a matched manner, then the elastic positioning clamp is loosened, the pressing part of the elastic positioning clamp is reset and pressed on the upper surface of the positioning boss, and therefore, the seed sowing component can be firmly fixed in the base for sowing operation.

Description

Synchronous shaft driven quick-dismantling sesame seed sowing mechanism

Technical Field

The utility model relates to the field of sesame seeding, in particular to a quick-dismantling sesame seeding mechanism driven by a synchronous shaft.

Background

At present, the sowing mode of sesame mainly comprises on-demand sowing, broadcasting sowing or drill sowing. The sowing is a traditional sowing mode, seeds are uniformly dispersed during sowing, the soil covering is shallow, the seedling emergence is quick, but the field management is not facilitated, the labor investment is large, and the cost is high; 5-7 seeds are sown in each hole, and the sowing efficiency is low; the drill seeding can control accurate row spacing and plant spacing, reasonable close planting is realized, and field management such as intertillage is facilitated. The seed drill is used for mechanically sowing through a sowing machine, and because the sesame seeds are small in size, the sesame seeds are blocked in gaps of a seed sowing component to cause blockage in the sowing process, so that the seed sowing component is required to be detached to dredge the seed sowing component, but the seed sowing component of the existing sowing machine is integrally and fixedly connected to the sowing machine, for example, the seed sowing device of the patent is fixedly connected to a frame, a chain wheel on the seed sowing device is driven to rotate through a seed sowing rotating shaft, power is provided for the seed sowing device, and assembly and disassembly between the chain and the chain wheel are difficult, so that the problem that the seed sowing device is inconvenient to disassemble is solved, the seed sowing device cannot be dredged timely, and the sowing efficiency is not improved.

Disclosure of Invention

In order to solve the problems, the utility model provides a quick-dismantling sesame seed sowing mechanism driven by a synchronous shaft.

The technical scheme of the utility model is as follows: a synchronous shaft driven quick-dismantling sesame seed sowing mechanism comprises a square base and a seed sowing assembly; the base comprises two vertical supporting plates which are symmetrically arranged and have a certain interval, a bottom plate is arranged between the lower ends of the middle parts of the two vertical supporting plates, a seed metering hole is arranged in the middle of the bottom plate, the lower end of the seed metering hole is coaxially connected with a seed metering pipe, the upper end parts of the side supporting plates on the inner side of the seed metering hole are provided with clamping grooves, the positions of the two clamping grooves correspond, the inner side of the clamping grooves are provided with baffle plates, the outer side of the seed metering hole is provided with a supporting table, an elastic positioning clamp is fixedly connected on the bottom plate on the outer side of the supporting table, the middle part of the elastic positioning clamp is provided with a top pressing part, and the upper end of the top pressing part is provided with a pressing part;

the lower extreme of seed metering subassembly is equipped with the square butt joint seat that matches the card and go into in the base, and the lower part of this butt joint seat one end is equipped with the location boss of pressing on the brace table, and the top pressure portion of elastic locating clamp compresses tightly in the up end outside of location boss, compresses tightly the location boss on the brace table, and the other end symmetry of butt joint seat is equipped with two calorie of axle, and two calorie of axle matched card are gone into in two draw-in grooves.

Preferably, the driving assembly in the seeding mechanism is a gear set driving assembly, and comprises a driven gear, a spline shaft and a driving gear, wherein the driven gear, the spline shaft and the driving gear are sleeved at the outer end of a driving shaft of the seed sowing assembly, through holes are formed in the inner end parts of the two side plates, the spline shaft transversely penetrates through the through holes, and the driving gear is fixedly sleeved on the spline shaft and meshed with the driven gear.

Preferably, the surface of the bottom plate is provided with a diversion groove covering the seed metering hole for diversion seeds downwards and rapidly, and the diversion groove has a certain taper.

Preferably, a positioning shaft is arranged in the middle of the upper surface of the supporting table, and a positioning hole which can be matched and clamped in the positioning shaft is arranged in the middle of the positioning boss to assist in fixing the seed sowing assembly.

Preferably, the elastic locating clamp is fixedly connected to the base through a screw.

The beneficial technical effects of the utility model are as follows:

(1) Before the butt joint seat of the seed sowing component is clamped into the base, the elastic positioning clamp is pressed outwards, so that the middle pressing part of the elastic positioning clamp is separated from the supporting table of the base, when the butt joint seat is clamped into the base, the clamping shaft on the inner side of the butt joint seat can be matched and clamped into the clamping groove on the inner side of the base, the positioning boss on the outer side of the butt joint seat can be pressed on the supporting table, the positioning shaft can be matched and inserted into the positioning hole, then the elastic positioning clamp is loosened, and the pressing part of the elastic positioning clamp is reset and pressed on the upper surface of the positioning boss, therefore, the seed sowing component can be firmly fixed in the base for sowing operation, and when the condition of blockage of a seed is caused, the seed sowing component can be taken down easily upwards only by pressing the elastic positioning clamp outwards, so that the problem of inconvenience in disassembly of the seed sowing component is solved, the seed sowing component can be dredged timely, and the sowing efficiency is improved.

(2) The driven gear is arranged on the driving shaft of the seed discharging assembly, and the driven gear meshed with the driving gear is arranged on the base through the spline shaft, so that the driving gear and the driven gear can be automatically separated or meshed when the seed discharging assembly is disassembled and assembled with the base, the operation is simple, and the seamless connection of the driving assembly can be realized.

Drawings

FIG. 1 is one of the perspective schematic views of the present utility model;

FIG. 2 is a second perspective view of the present utility model;

FIG. 3 is a schematic view of the internal structure of the base and seed metering assembly after connection;

FIG. 4 is a schematic perspective view of a seed metering assembly;

fig. 5 is a schematic perspective view of the base.

In the figures, 21. Base, 211. Vertical support plate, 212. Bottom plate, 213. Seed metering hole, 214. Seed metering tube, 215. Card slot, 216. Baffle, 217. Support table, 218. Guide groove, 219. Positioning shaft, 220. Through hole, 22. Seed metering assembly, 221. Docking station, 222. Positioning boss, 223. Card shaft, 224. Positioning hole, 23. Resilient positioning clip, 231. Top pressure portion, 232. Pressing portion, 241. Driving gear, 242. Driven gear, 243. Spline shaft.

Detailed Description

Referring to fig. 1-5 of the accompanying drawings, a synchronous shaft driven quick-dismantling sesame seed sowing mechanism comprises a square base 21 and a seed sowing assembly 22; the base 21 comprises two vertical supporting plates 211 which are symmetrically arranged and have a certain interval, a bottom plate 212 is arranged between the lower ends of the middle parts of the two vertical supporting plates 211, a seed metering hole 213 is arranged in the middle of the bottom plate 212, a seed metering pipe 214 is coaxially arranged at the lower end of the seed metering hole, a clamping groove 215 is arranged at the upper end part of a side supporting plate at the inner side of the seed metering hole 213, the clamping groove 215 is L-shaped, the positions of the two clamping grooves 215 correspond, a baffle 216 is arranged at the inner side of the clamping groove 215, a supporting table 217 is arranged at the outer side of the seed metering hole 213, a cavity for clamping the seed metering assembly 22 is formed among the supporting table 217, the base 21 and the baffle 216, an elastic positioning clamp 23 is fixedly connected to the bottom plate 212 at the outer side of the supporting table 217, a top pressing part 231 protruding inwards is arranged at the middle part of the elastic positioning clamp 23, and a pressing part 232 is arranged at the upper end of the top pressing part 231;

the lower extreme of seed metering subassembly 22 is equipped with the square butt joint seat 221 that matches the card and go into in base 21, the sesame seed in the seed metering subassembly 22 flows downwards from the passageway in the middle of butt joint seat 221, the lower part of this butt joint seat 221 one end is equipped with the location boss 222 of pressing on supporting bench 217, the roof pressure portion 231 of elastic locating clamp 23 compresses tightly in the up end outside of location boss 222, the other end symmetry of butt joint seat 221 is equipped with two clamping axle 23, two clamping axle 23 matched card go into in two draw-in grooves 215, fix seed metering subassembly 22 in base 21 under the combined action of clamping axle 23 and roof pressure portion 231.

The driving component in the seeding mechanism is set as a gear set driving component and comprises a driven gear 242, a spline shaft 243 and a driving gear 241 which are sleeved at the outer end of a driving shaft of the seeding component 22, through holes 220 are formed at the inner ends of the two side plates, the spline shaft 243 passes through the through holes 220, and the driving gear 241 is fixedly sleeved on the spline shaft 243 and meshed with the driving gear 241. The spline shaft 243 is connected with a power source, the driving gear 241 is driven to rotate through the spline shaft 243, the driven gear 242 of the seed discharging assembly 22 is further driven to rotate, and when the seed discharging assembly 22 and the base 21 are disassembled and assembled, the driving gear 241 and the driven gear 242 can be automatically separated or meshed, so that the operation is convenient.

The surface of the bottom plate 212 is provided with a diversion groove 218 covering the seed metering hole 213, and the diversion groove 218 has a certain taper, when the sesame seeds in the seed metering assembly 22 flow into the base 21, the diversion groove 218 can rapidly guide the sesame seeds into the seed metering hole 213 to leak, so that the sowing speed is improved, and the phenomenon of seed blockage can be avoided.

A positioning shaft 219 is arranged in the middle of the upper surface of the supporting table 217, and a positioning hole 224 which can be matched and clamped in the positioning shaft 219 is arranged in the middle of the positioning boss 222, so that the functions of positioning and limiting the seed metering assembly 22 are achieved; the elastic locating clip 23 is fixedly connected to the base 21 by a screw.

The working process of the utility model is as follows:

during sowing, the seed sowing component 22 is firstly oppositely connected into the base 21, the elastic locating clamp 23 is firstly pressed outwards before being oppositely connected, the middle pressing part 231 of the elastic locating clamp is separated from the supporting table 217 on the outer side of the base 21, then the seed sowing component 22 is clamped into the base 21, at the moment, the clamping shaft 23 on the inner side of the opposite base 221 is matched and clamped into the clamping groove 215 on the inner side of the base 21, the outer locating boss 222 is pressed on the supporting table 217, the locating shaft 219 is simultaneously matched and inserted into the locating hole 224, then the elastic locating clamp 23 is loosened, the pressing part 231 of the elastic locating clamp 23 is reset inwards and pressed on the outer side of the upper surface of the locating boss 222, the seed sowing component 22 is firmly fixed in the base 21, and when seed clamping blockage occurs in the sowing process, the elastic locating clamp 23 is pressed outwards, and the pressing part 231 of the elastic locating clamp 23 is separated from the locating boss 222, so that the seed sowing component 22 can be easily removed upwards, and the problem of inconvenience in disassembling the seed sowing component 22 is solved.

Claims (5)

1. A synchronous shaft driven quick-dismantling sesame seed sowing mechanism is characterized in that:

comprises a square base and a seed discharging component;

the base comprises two vertical supporting plates which are symmetrically arranged and have a distance, a bottom plate is arranged between the lower ends of the middle parts of the two vertical supporting plates, a seed metering hole is arranged in the middle of the bottom plate, a seed metering pipe is coaxially arranged at the lower end of the seed metering hole, clamping grooves are formed in the upper end parts of side supporting plates on the inner side of the seed metering hole, the positions of the two clamping grooves correspond, a baffle is arranged on the inner side of the clamping grooves, a supporting table is arranged on the outer side of the seed metering hole, an elastic positioning clamp is fixedly connected to the bottom plate on the outer side of the supporting table, a top pressing part is arranged in the middle of the elastic positioning clamp, and a pressing part is arranged at the upper end of the top pressing part;

the lower extreme of seed metering subassembly is equipped with the square butt joint seat that matches the card and go into in the base, and the lower part of this butt joint seat one end is equipped with the location boss of pressing on the brace table, and the top pressure portion of elastic locating clamp compresses tightly in the up end outside of location boss, and the other end symmetry of butt joint seat is equipped with two calorie of axles, and two calorie of axle matched card are gone into in two draw-in grooves.

2. The synchronous shaft driven quick release sesame seed sowing mechanism of claim 1, wherein: the driving assembly in the seeding mechanism is set to be a gear set driving assembly and comprises a driven gear, a spline shaft and a driving gear, wherein the driven gear, the spline shaft and the driving gear are sleeved at the outer end of a driving shaft of the seeding assembly, through holes are formed in the inner end parts of the two side plates, the spline shaft penetrates through the through holes, and the driving gear is fixedly sleeved on the spline shaft and meshed with the driven gear.

3. The synchronous shaft driven quick release sesame seed sowing mechanism of claim 1, wherein: the surface of the bottom plate is provided with a diversion groove which covers the seed metering hole, and the diversion groove has taper.

4. The synchronous shaft driven quick release sesame seed sowing mechanism of claim 1, wherein: the middle of the upper surface of the supporting table is provided with a positioning shaft, and the middle of the positioning boss is provided with a positioning hole which can be matched and clamped in the positioning shaft.

5. The synchronous shaft driven quick release sesame seed sowing mechanism of claim 1, wherein: the elastic locating clamp is fixedly connected to the base through a screw.

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