TWI380772B - Agrucultural driller with a torque converter - Google Patents

Description

Agricultural drilling machine with torque converter

The invention is related to agricultural machines, in particular to a soil drilling machine.

Due to the current development of the machinery industry, in the agricultural industry, when planting plants or fertilizing, it is no longer necessary to use the earth-moving tool to dig holes. Instead, the soil drilling machine is used to drive the drilling tool to rotate through the motor device. Hole work, in addition to saving manpower and can increase work efficiency.

However, the general drilling machine is only suitable for the digging operation of a certain size and aperture. If it is necessary to dig a hole with a larger aperture, although it can be replaced with a drilling tool with a larger aperture for the digging operation, the torque is too small. It is impossible to complete the digging hole smoothly, so it is necessary to replace another drilling machine with a large torque to operate, which is still not conducive to the cost reduction.

In view of this, the inventors have made great efforts to study and envisage the development of a drilling machine capable of smoothly performing digging operations of different apertures to reduce the cost of the industry, that is, the motivation for the invention of the present invention.

The object of the present invention is to provide an agricultural drilling machine with a torque converter, through which the high-speed low-torque force outputted by the motor unit can be converted into a low-speed high-torque force, thereby facilitating the digging operation of different apertures. And to achieve agricultural drilling machines that can be used for drilling holes with different apertures.

In order to achieve the foregoing objective, an agricultural drilling machine with a torque converter according to the present invention includes a power unit, a torque conversion device and a drilling tool, wherein: the power device has a bearing portion, a motor unit is disposed on the carrying portion, the motor unit has a transmission shaft extending through the bottom surface of the bearing portion; the torque conversion device is disposed under the power device carrying portion, and includes: a ring seat formed with a shaft hole and having a capacity a groove defining a central axis of the shaft hole as an axis; a planetary gear set having a rotating member, the rotating member having a set of faces and a reverse direction of the set face and extending along the X direction of the axis a rotating shaft, the planetary gear set having three planetary gears disposed around the axis X and rotatably assembled to the set of surfaces, the planetary gear set being rotatably located in the receiving groove of the ring seat, and The rotating shaft extends through the shaft hole of the ring seat along the axis X; a rotating shaft, one end is an assembled end, and the other end is sleeved with a sun gear, the rotating shaft is located on the axis X and the sun gear and the three planetary teeth a ring-shaped disk cover having a top surface and a bottom surface, and a shaft hole is formed, and a bottom surface of the ring disk cover is provided with a ring-shaped tooth plate having a ring-shaped inner peripheral surface, the ring disk cover is penetrated by the shaft hole The rotating shaft is disposed on the notch of the ring receiving groove, and the ring gear is located in the receiving groove of the ring seat, and the ring teeth of the ring gear mesh with the three planetary gears respectively Therefore, the torque conversion device is assembled with the power unit motor shaft through the assembly end of the rotating shaft; the drilling tool has one end defined as a grouping end and the other end as a working end, and the drilling tool group The setting end is assembled with the rotating shaft of the planetary gear set of the torque conversion device.

First, please refer to the figures 1 to 5, an agricultural drilling machine with a torque converter provided by an embodiment of the present invention, comprising a power device 10, a torque conversion device 20 and a drilling tool 30, The power unit 10 has a carrying portion 11 and a grip portion 16 for use by a user. The carrying portion 11 is provided with a motor unit 12, and the motor unit 12 has a The transmission shaft 121 extends through the bottom surface of the bearing portion 11 . The bottom surface of the bearing portion 11 is provided with two positioning protrusions 13 surrounding the transmission shaft 121 of the motor unit 12 . The torque conversion device 20 is disposed under the bearing portion 11 of the power unit 10 . The utility model comprises: a ring seat 21, a shaft hole 211 is formed, and has a receiving groove 212 defining an axial center of the shaft hole as an axis X; a planetary gear set 22 having a rotating member 221, the rotating member 221 The utility model has a set of faces 2211 and a rotating shaft 2212 disposed opposite to the set face 2211 and extending along the axis X direction. The set face 2211 has three studs 2213 surrounding the axis X, and the rotating shaft 2212 is sleeved A lower bearing set 222 is provided, the planetary gear set 22 having three The planetary gears 223 of the set of 2211 protrusions 2213 are rotatably assembled on the protrusions 2213, and a planetary gear bearing set 224 is disposed between the planetary gears 223 and the protrusions 2213. The gear set 22 is rotatably disposed in the receiving recess 212 of the ring seat 21, and the rotating shaft 221 extends through the shaft hole 211 of the ring seat 21 along the axis X; a rotating shaft 23 has an assembled end 231 at one end. The other end is sleeved with a sun gear 232, the rotating shaft 23 is located on the axis X, and the sun gear 232 is engaged with the three planetary gears 223, and the rotating shaft 23 is sleeved with an upper bearing set 233; a ring cover 24 having A top surface 241 and a bottom surface 242 are formed with a shaft hole 243. The bottom surface 242 of the annular disk cover 24 is provided with a ring gear 244 having an inner circumferential surface formed with a ring tooth 2441. The ring disk cover 24 is penetrated by the shaft hole 243. The rotating shaft 23 is disposed in the notch of the receiving groove 212 of the ring seat 21, and the ring gear 244 is located in the receiving groove 212 of the ring seat 21, and the ring teeth 2441 of the ring gear plate 244 Engaging with the three planetary gears 223, the top surface 241 of the annular disk cover 24 is provided with two opposite bottom faces of the bearing portion 11 of the power unit 10. Positioning member 245 of the positioning portion 245, the end surface of the limiting member 245 has a groove 2451; therefore, the torque conversion device 20 is assembled through the assembly end 231 of the rotating shaft 23 and the driving shaft 121 of the power unit 10, In this embodiment, a pin 14 is assembled through a pin, and a set of C-shaped buckles 15 disposed at the end of the pin 14 limits the power shaft 121 of the power unit 10 and the rotating shaft 23 of the torque conversion device 20, and The limiting member 245 of the ring cover 24 is engaged with the positioning convex portion 13 of the bottom surface of the bearing portion 11 of the power device 10 by the recess 2451, so that the torque conversion device 20 is more stable with the power transmission shaft 121 of the power device 10. The assembly is not easy to be shaken by the rotation of the drive shaft 121; one end of the drilling tool 30 is defined as a set end 31, the other end is defined as a working end 32, the assembled end 31 of the drilling tool 30 and the torque conversion device The rotational shaft 2212 of the 20 planetary gear set 22 is assembled.

The above description is the structure of each main component of the embodiment of the present invention and its configuration description. As for the operation mode and the function of the embodiment of the present invention, the description is as follows: Please refer to the figures 1, 2, 4, and 5, When the motor unit 12 of the power unit 10 is actuated, the drive shaft 121 of the motor unit 12 rotates to rotate the rotating shaft 23 of the torque conversion device 20, and the rotating shaft 23 rotates to rotate the sun gear 232 to engage the sun gear 232. The three planetary gears 223 are rotated and move along the ring teeth 2441 of the ring gear 244, and the rotating member 221 is rotated to rotate the rotating shaft 2212 of the rotating member 221 to urge the drilling tool 30. Rotating to perform the digging operation, and through the torque conversion device 20, the high-speed low-torque force originally outputted by the motor unit 12 is converted into a low-speed high-torque force by the action of the sun gear 232 and the planetary gear 223 of the present invention, so as to facilitate digging. The need for high torque is required for large apertures.

Therefore, the drilling machine of the present invention is converted into the required torque by the torque conversion device, so as to facilitate the digging operation of different apertures, and the agricultural drilling machine can be applied to drill holes of different apertures.

10. . . powerplant

11. . . Carrying part

12. . . Motor unit

121. . . transmission shaft

13. . . Positioning convex

14. . . plug

15. . . C-shaped buckle

16. . . Grip

20. . . Torque converter

twenty one. . . Ring seat

211. . . Shaft hole

212. . . Locating groove

twenty two. . . Planetary gear set

221. . . Rotating piece

2211. . . Group setting

2212. . . Rotary axis

2213. . . Tab

222. . . Lower bearing set

223. . . Planetary gear

224. . . Planetary gear bearing set

twenty three. . . Rotating shaft

231. . . Group end

232. . . Sun gear

233. . . Upper bearing set

twenty four. . . Ring cover

241. . . Top surface

242. . . Bottom

243. . . Shaft hole

244. . . Ring gear

2441. . . Ring tooth

245. . . Limiter

2451. . . Groove

30. . . Drilling tool

31. . . Group end

32. . . Working end

40. . . powerplant

50. . . Drilling tool

Figure 1 is a schematic perspective view of the present invention.

Fig. 2 is an exploded perspective view showing the assembly of the present invention.

Fig. 3 is a schematic view showing the assembly of the power unit and the torque converter of the present invention.

Fig. 4 is an exploded perspective view of the torque conversion device of the present invention.

Fig. 5 is a perspective view showing the assembly of the sun gear, the planetary gear and the ring gear of the present invention.

10. . . powerplant

11. . . Carrying part

12. . . Motor unit

121. . . transmission shaft

13. . . Positioning convex

14. . . plug

15. . . C-shaped buckle

16. . . Grip

20. . . Torque converter

twenty one. . . Ring seat

2212. . . Rotary axis

twenty three. . . Rotating shaft

twenty four. . . Ring cover

245. . . Limiter

2451. . . Groove

30. . . Drilling tool

31. . . Group end

32. . . Working end

Claims (7)

An agricultural drilling machine with a torque converter, comprising: a power device having a bearing portion, the bearing portion is provided with a motor group, the motor group has a transmission shaft running through the bottom surface of the bearing portion; a torque conversion device, The utility model is disposed under the power bearing portion of the power unit, comprising: a ring seat formed with a shaft hole and having a receiving groove defining an axial center of the shaft hole as an axis X; a planetary gear set having a rotating member The rotating member has a set of faces and a rotating shaft disposed opposite to the set face and extending along the axis X direction, the planetary gear set having three planetary gears disposed around the axis X and rotatably assembled The set of planes, the planetary gear set is rotatably located in the receiving groove of the ring seat, and the rotating shaft extends through the shaft hole of the ring seat along the axis X; a rotating shaft, one end is a set end, and the other end is a set end One end of the sleeve is provided with a sun gear, the rotating shaft is located on the axis X and meshes with the three planetary gears; a ring disk cover has a top surface and a bottom surface, and a shaft hole is formed, and the bottom surface of the ring plate is formed With an inner circumference a ring-shaped ring gear having a ring-shaped toothed ring, the ring-shaped disk cover passing through the rotating shaft and covering the notch of the ring-shaped receiving groove, and the ring-shaped toothed disk is located in the receiving groove of the ring seat And the ring gear of the ring gear meshes with the three planetary gears respectively; therefore, the torque conversion device is assembled with the motor shaft of the power unit through the assembled end of the rotating shaft; The assembly end is defined as a working end, and the assembly end of the drilling tool is assembled with the rotation axis of the planetary gear set of the torque conversion device. The agricultural drilling machine with a torque converter according to the first aspect of the invention, wherein the bottom surface of the power unit bearing portion is provided with two positioning convex portions surrounding the motor group transmission shaft, and the torque conversion device is The top surface of the ring plate cover is provided with two limiting members relative to the two positioning convex portions, and the end surface of the limiting member has a groove, and the limiting member uses the groove and the positioning convex portion of the bottom surface of the power bearing portion The snap limit. An agricultural drill having a torque converter according to claim 1, wherein the power unit has a grip portion. The agricultural drilling machine with a torque converter according to the first aspect of the invention, wherein the power unit motor shaft of the power unit and the rotating shaft of the torque conversion unit are assembled by a bolt, and The C-shaped buckle at the end of the bolt limits the power transmission shaft of the power unit and the rotating shaft of the torque conversion device. The agricultural drilling machine with a torque converter according to the first aspect of the invention, wherein the torque conversion device further comprises an upper bearing set, sleeved on the rotating shaft, a lower bearing set, and sleeved on the planetary gear The rotation axis of the group. The agricultural drilling machine with a torque converter according to the first aspect of the invention, wherein the assembled surface of the planetary gear set has a three-phase protruding column for the three planetary gears, and the three planetary gears are sleeved . The agricultural drilling machine with a torque converter according to claim 6, wherein the planetary gear set further comprises a planetary gear bearing set, and is disposed on the planetary gear and the protruding column of the set surface. between.