CN112930830A - Automatic regulating assembly of potato digger blade - Google Patents
Automatic regulating assembly of potato digger blade Download PDFInfo
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- CN112930830A CN112930830A CN202110204942.1A CN202110204942A CN112930830A CN 112930830 A CN112930830 A CN 112930830A CN 202110204942 A CN202110204942 A CN 202110204942A CN 112930830 A CN112930830 A CN 112930830A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D13/00—Diggers, e.g. potato ploughs
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D33/00—Accessories for digging harvesters
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Abstract
The invention discloses an automatic adjusting component of a combined potato digger, which is characterized by comprising two balance shovels respectively arranged at two sides of a middle shovel, wherein the two balance shovels push the middle shovel to move left and right when receiving different resistances until the two balance shovels are balanced in stress; the automatic adjusting assembly also comprises a longitudinal adjusting mechanism and a transverse adjusting mechanism which are arranged on two sides of the middle shovel; when the two balance shovels are subjected to different resistances, the longitudinal adjusting mechanism drives the balance shovels to move up and down; the balance shovel which moves up and down drives the transverse adjusting mechanism to drive the balance shovel and the middle shovel to move left and right. The invention automatically adjusts the digging position by balancing the left and right resistance, ensures to align the ridge to be dug and prevents the digging shovel from missing digging.
Description
The application is a divisional application with original application number 201910725647.3, application date 2019.08.07, and the original application name is 'a combined potato digging shovel'.
Technical Field
The invention relates to the technical field of potato diggers, in particular to an automatic adjusting assembly of a combined potato digger with an automatic ridge aligning function.
Background
A digging shovel of the potato harvester is connected to a cross beam of the shovel frame, and a driver drives the harvester to dig the potatoes in the potato field ridge by ridge to harvest the potatoes.
There are various problems in actual potato harvesting, for example, the angle of a potato digging shovel has a great influence on potato digging, so that patent ZL2015105956209 discloses a digging shovel for harvesting potatoes, which is adjusted by a shovel surface inclination adjusting mechanism and a shovel oblique angle adjusting mechanism to reduce traction resistance and power consumption when harvesting potatoes.
However, the potato digging shovel cannot automatically adjust the ridges, when the ridge is curved or a driver is unskilled in operating the harvester, one part of the ridges is dug by the digging machine, the other part of the same ridge is not dug, the potatoes are leaked, the yield of the potatoes is reduced, or secondary additional harvest is needed, the workload is increased, and the harvesting of the potatoes is not facilitated.
The ridge aligning method of the potato harvester in the current market mostly determines deviation through detection, and then the whole excavator is driven and controlled by a hydraulic cylinder to align ridges, so that the structure is complex, and the cost is high.
Disclosure of Invention
The invention aims to provide an automatic adjusting component of a combined potato digging shovel, which automatically adjusts the digging position by balancing left and right resistance, ensures that a ridge to be dug is aligned and prevents the digging shovel from missing digging.
In order to solve the technical problem, the technical scheme of the invention is as follows: a combined potato digging shovel is arranged on an installation piece and a middle shovel of a shovel frame;
the mounting part is provided with a first transverse rail; the middle shovel is arranged on the first transverse rail;
automatic adjusting components are arranged on two sides of the middle shovel and comprise two balance shovels which are respectively positioned on two sides of the middle shovel; when the two balance shovels are subjected to different resistances, the middle shovel is pushed to move left and right along the first transverse rail until the two balance shovels are subjected to balanced stress.
The automatic adjusting assembly comprises a longitudinal adjusting mechanism and a transverse adjusting mechanism which are arranged on two sides of the middle shovel; when the two balance shovels are subjected to different resistances, the longitudinal adjusting mechanism drives the balance shovels to move up and down; the balance shovel which moves up and down drives the transverse adjusting mechanism to drive the balance shovel and the middle shovel to move left and right. According to the invention, the longitudinal adjusting mechanism and the transverse adjusting mechanism are matched to realize automatic position adjustment of the middle shovel in actual work.
Further improved, one side of each balance shovel, which is close to the middle shovel, is provided with a longitudinal rail; correspondingly, two sides of the middle shovel, which face the balance shovel, are respectively provided with a first mounting groove; the two balance shovels are embedded into the first mounting grooves on the two sides of the middle shovel through the longitudinal rails. According to the invention, as the automatic adjusting assembly is subjected to different left and right resistances, the balance shovel moves back and forth along the longitudinal rails on the two sides of the middle shovel, and the transverse adjusting mechanism pushes the balance shovel and the middle shovel to move left and right until the two balance shovels are stressed in balance, so that the automatic adjusting of the excavating positions of the middle shovel and the balance shovel is realized.
In a further improvement, each said balance shovel is mounted to said mounting member by a longitudinal adjustment mechanism; the longitudinal adjusting mechanism comprises a resistance seat and a first pressure spring, the resistance seat comprises a second transverse rail embedded into the balance shovel and a guide rod extending towards the mounting piece, and the balance shovel is provided with a second mounting groove embedded into the second transverse rail;
the guide rod sleeve has first pressure spring, and first pressure spring one end links firmly the resistance seat, and the first pressure spring other end links firmly in the installed part.
According to the automatic ridge aligning device, a second mounting groove of the balance shovel is matched with a second transverse rail of the resistance seat, a longitudinal rail of the balance shovel is embedded into the middle shovel, the transverse adjusting mechanism pushes the balance shovel and the middle shovel to synchronously and transversely move along the second transverse rail of the resistance seat and the first transverse rail of the mounting piece, the position of the digging shovel is adjusted, and automatic ridge aligning is achieved; on the other hand, the longitudinal contraction length of the balance shovel is limited by the length of the guide rod, so that the deformation of the first pressure spring in a controllable range is protected, the first pressure spring is prevented from being damaged, and the long-term use of the balance shovel is facilitated.
In a further improvement, the resistance seat is provided with three guide rods, and each corresponding group of the longitudinal adjusting mechanisms is provided with three first pressure springs. The first springs deform simultaneously, so that the stability of the longitudinal adjusting mechanism for adjusting the longitudinal displacement of the balance shovel is ensured, the fine adjustment of the left and right displacement of the digging shovel is realized along with the difference of the resistance force borne by the left and right balance shovels, and the accuracy of the ridge adjusting mechanism is improved.
The transverse adjusting mechanism comprises a second pressure spring and a spring seat, the second pressure spring is positioned in the spring seat, two ends of the second pressure spring are fixedly connected with two cams through two connecting rods respectively, and the cams move along the guide piece;
the spring seat is fixedly connected with the balance shovel.
According to the potato digging device, the transverse adjusting mechanism is matched with the longitudinal adjusting mechanism, the digging shovel with smaller resistance force pushes the balance shovel to move upwards along the guide piece under the action of the restoring force of the first pressure spring of the longitudinal adjusting mechanism, the cams at two ends of the second pressure spring in the middle of the balance shovel move upwards along the guide piece to cause the deformation quantity of the second pressure spring to change, the longitudinal movement of the balance shovel is converted into the transverse movement of the balance shovel to drive the middle shovel to move until the resistance force borne by the two balance shovels is the same, namely, the two balance shovels and the middle shovel are both deep into the ridge, and potatoes are effectively dug.
In a further improvement, the guide member comprises a first guide block and a second guide block, and the first guide block is fixedly connected with the mounting member; the second guide block is fixedly connected with the middle shovel; the two cams roll on two opposite side surfaces of the first guide block and the second guide block; the distance between the two opposite side surfaces of the first guide block and the second guide block is gradually reduced from the balance shovel to the direction of the mounting piece. Because the two cams roll between the two opposite side surfaces of the first guide block and the second guide block, when the balance shovel on one side does not excavate, the resistance of the excavating shovel is small, at the moment, the corresponding first pressure spring of the longitudinal adjusting mechanism pushes the balance shovel to move upwards, the second pressure spring of the transverse adjusting mechanism moves upwards along the guide piece under the driving of the balance shovel, the compression amount of the second pressure spring is continuously increased, the contraction deformation amount of the second pressure spring is L1, and the thrust applied by the second compression spring through the cams and the second guide block fixedly connected with the middle shovel is F1;
the corresponding balance shovels dug into the ridge are pushed to move towards the direction of the mounting piece by virtue of larger resistance, the first pressure springs of the corresponding longitudinal adjusting mechanisms are pushed to move along the inner side surfaces of the guide pieces, the second pressure springs of the transverse adjusting mechanisms move along the inner side surfaces of the guide pieces, the shrinkage deformation quantity of the second pressure springs is L2, the thrust force exerted on the middle shovels by the second pressure springs in the transverse adjusting mechanisms is F2, F1 and F2 are opposite, and due to the fact that L1 is larger than L2, F1 is larger than F2, the middle shovels drive the two balance shovels to push towards the balance shovels extending into the ridge under the action of the thrust difference of F1 and F2 until the resistance force exerted on the two balance shovels is the same, the deformation quantities of the two first pressure springs and the two second pressure springs are the same, namely, the middle shovels and the balance shovels are deep into the soil to dig the ridge automatically.
In a further improvement, the spring seat is provided with a through hole, and the second pressure spring penetrates through the through hole. The spring holder nests and protects the second pressure spring, and the second spring can be with relative spring holder extension or shrink, through the left and right promotion of second spring to the well shovel, well shovel drives the balanced shovel of both sides and moves about, and balanced shovel drives the spring holder and moves about along the second transverse orbit of resistance seat.
In a further improvement, the automatic adjusting assembly comprises two baffle plates, and each baffle plate is fixedly connected to the two first guide blocks and the upper part of the mounting piece. According to the invention, the automatic adjusting assembly is protected by the baffle plate, so that soil is prevented from falling into the automatic adjusting assembly from the upper part to influence the action and linkage of each component, the flexible and accurate ridge alignment in the digging of potatoes is ensured, the effective digging is ensured, the missing digging is prevented, and the digging and harvesting efficiency is improved. And two longitudinal ends of the first guide block are respectively provided with a transversely extending limiting bulge. According to the invention, the cam is limited by the limiting bulges at the two ends of the first guide block, so that the cam is ensured to stably run in the track of the guide piece, and different resistances received by the balance shovel are converted into the transverse displacement of the middle shovel and the balance shovel through the deformation of the second pressure spring by matching with the longitudinal adjusting mechanism, so that the resistances received by the two balance shovels are the same.
In a further improvement, when the automatic adjusting assembly is not stressed, the two balance shovels extend out of the middle shovel. The front end of the balance shovel slightly protrudes out of the front end of the middle shovel, so that the balance shovel is matched with the longitudinal adjusting mechanism acutely when the resistance is different, and the sensitivity of the automatic ridge adjusting mechanism is improved by the aid of the transverse adjusting mechanism.
By adopting the technical scheme, the invention has the beneficial effects that:
the middle shovel can move left and right along the first transverse rail of the mounting part and is matched with the two balance shovels of the automatic adjusting assembly, when the left and right balance shovels are different in resistance, the automatic adjusting assembly pushes the middle shovel to move left and right along the first transverse rail until the two balance shovels are balanced in stress; according to the potato harvester, the automatic left-right adjustment of the position of the digging shovel can be realized through the matching of the middle shovel and the automatic adjusting assembly, so that the ridge alignment is realized accurately in the potato digging process, the missing digging is prevented, the effective digging is carried out, and the potato harvesting efficiency is improved;
the invention realizes the automatic ridge function of the digging shovel, reduces the experience requirements on drivers of the potato harvester, is beneficial to manual operation and improves the digging efficiency;
in the actual use process, the resistance of the left and right balance shovels is possibly different, so that the middle shovel and the balance shovel are always in a left-right movement state to carry out a process similar to left-right sieving, more soil is prevented from being gathered, the positions of the middle shovel and the balance shovel are continuously and finely adjusted, the soil cutting-in is facilitated, the potato is rapidly, effectively and efficiently dug, and the potato harvesting is facilitated;
the invention does not need hydraulic cylinder, detection and control and other parts, and has the advantages of lower cost, compact structure and convenient use and installation.
Thereby achieving the above object of the present invention.
Drawings
FIG. 1 is a perspective view of a modular potato digger blade to which the present invention relates;
FIG. 2 is a view of the invention in the direction A;
fig. 3 is an exploded view of the present invention.
In the figure:
a mounting member 1; a first transverse rail 11; a middle shovel 2; a first mounting groove 21; an automatic adjustment assembly 3; a balance shovel 31; a longitudinal rail 311; a second mounting groove 312; a longitudinal adjustment mechanism 4; a resistance seat 41; a second transverse rail 411; a guide bar 412; a first pressure spring 42; a lateral adjustment mechanism 5; a second pressure spring 51; a spring seat 52; a through hole 521; a connecting rod 53; a cam 54; a guide 55; a first guide block 551; a second guide block 552; a stopper projection 553.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
The embodiment discloses a combined potato digging shovel, which is shown in fig. 1 to 3, and is arranged on a mounting piece 1 and a middle shovel 2 of a shovel frame; the mounting member 1 is provided with a first transverse rail 11; the middle shovel 2 is arranged on the first transverse rail 11; automatic adjusting components 3 are arranged on two sides of the middle shovel 2, each automatic adjusting component 3 comprises two balance shovels 31, and the balance shovels 31 are respectively positioned on two sides of the middle shovel 2; when the two balance shovels 31 are subjected to different resistances, the middle shovel 2 is pushed to move left and right along the first transverse rail 11 until the two balance shovels 31 are subjected to force balance. The automatic adjusting assembly 3 comprises a longitudinal adjusting mechanism 4 and a transverse adjusting mechanism 5 which are arranged on two sides of the middle shovel 2; when the two balance shovels 31 are subjected to different resistances, the longitudinal adjusting mechanism 4 drives the balance shovels 31 to move up and down; the balance shovel 31 moving up and down drives the transverse adjusting mechanism 5 to drive the balance shovel 31 and the middle shovel 2 to move left and right. In the embodiment, the longitudinal adjusting mechanism 4 and the transverse adjusting mechanism 5 are matched to realize the automatic position adjustment of the middle shovel 2 in the actual work, and the embodiment has the advantages of adaptivity and flexible adjustment.
One side of each balance shovel 31, which is close to the middle shovel 2, is provided with a longitudinal rail 311; correspondingly, two sides of the middle shovel 2 facing the balance shovel 31 are respectively provided with a first mounting groove 21; the two balance shovels 31 are embedded into the first mounting grooves 21 on the two sides of the middle shovel 2 through the longitudinal rails 311. In this embodiment, the two balance shovels 31 can move back and forth along the first mounting groove 21 relative to the middle shovel 2. Because the automatic adjusting assembly 3 is subjected to different left and right resistances, the balance shovel 31 moves back and forth along the longitudinal rails 311 on the two sides of the middle shovel 2, and the transverse adjusting mechanism 5 pushes the balance shovel 31 and the middle shovel 2 to move left and right until the stress of the two balance shovels 31 is balanced, so that the digging positions of the middle shovel 2 and the balance shovel 31 are automatically adjusted.
Each balance shovel 31 is mounted on the mounting part 1 through a longitudinal adjusting mechanism 4; the longitudinal adjusting mechanism 4 comprises a resistance seat 41 and a first compression spring 42, the resistance seat 41 comprises a second transverse rail 411 embedded in the balance shovel 31 and a guide rod 412 extending towards the mounting part 1, and the balance shovel 31 is provided with a second mounting groove 312 embedded in the second transverse rail 411; the guide rod 412 is sleeved with a first pressure spring 42, one end of the first pressure spring 42 is fixedly connected with the resistance seat 41, and the other end of the first pressure spring 42 is fixedly connected with the mounting component 1. In this embodiment, the second mounting groove 312 of the balance shovel 31 is matched with the second transverse rail 411 of the resistance seat 41, the longitudinal rail 311 of the balance shovel 31 is embedded into the middle shovel 2, the transverse adjusting mechanism 5 pushes the middle shovel 2 to move along the first transverse rail 11, the balance shovel 31 on two sides is driven to move left and right along the second transverse rail 411 of the resistance seat 41 along with the left and right movement of the middle shovel 2, the position of the digging shovel is adjusted, and the automatic ridge alignment of this embodiment is realized.
On the other hand, the longitudinal contraction length of the balance shovel 31 of the embodiment is limited by the length of the guide rod 412, so that the deformation of the first compression spring 42 in a controllable range is protected, the first compression spring 42 is prevented from being damaged, and the long-term use of the embodiment is facilitated. When the resistance force applied to a blade 31 is large in this embodiment, the pressure applied to the first compression springs 42 is compressed, but since each first compression spring 42 is sleeved on the guide rod 412, the minimum length of the first compression spring 42 is the length of the guide rod 412, and the first compression spring 42 is protected because the compression cannot be continued due to the limitation of the guide rod 412. The resistance base 41 has three guide rods 412, and each set of the longitudinal adjusting mechanisms 4 has three first compression springs 42. Many first springs take place deformation simultaneously, guarantee that this embodiment longitudinal adjusting mechanism 4 adjusts the stability of balanced shovel 31 longitudinal displacement, along with controlling the fine setting of displacement about the difference realization digger blade of the resistance that two balanced shovels 31 received, improve the accuracy degree of this embodiment to the ridge.
The transverse adjusting mechanism 5 comprises a second compression spring 51 and a spring seat 52, the second compression spring 51 is positioned in the spring seat 52, two ends of the second compression spring 51 are fixedly connected with two cams 54 through two connecting rods 53 respectively, and the cams 54 move along a guide piece 55; the spring seat 52 is fixedly connected with the balance shovel 31. The guide member 55 in this embodiment comprises a first guide block 551 and a second guide block 552, the first guide block 551 being fixedly attached to the mounting member 1; the second guide block 552 is fixedly connected to the middle shovel 2; the two cams 54 roll on opposite sides of the first guide block 551 and the second guide block 552; the distance between the opposite sides of the first and second guide blocks 551, 552 decreases from the blade 31 in the direction of the mounting member 1. In the embodiment, the transverse adjusting mechanism 5 is matched with the longitudinal adjusting mechanism 4, the digging shovel with smaller resistance force pushes the balance shovel 31 to move upwards along the guide piece 55 under the action of the restoring force of the first pressure spring 42 of the longitudinal adjusting mechanism 4, the cams 54 at two ends of the second pressure spring 51 in the middle of the balance shovel 31 move upwards along the guide piece 55, and the compression deformation amount of the second pressure spring 51 is increased as the distance between the guide pieces 55 is gradually reduced from bottom to top; correspondingly, the other balance shovel 31 has a larger resistance, the balance shovel 31 drives the transverse adjusting mechanism 5 to move downwards, the cams 54 at the two ends of the second compressed spring 51 continue to move along the inner surface of the guide 55 along with the extension of the second compressed spring 51, and the amount of compression deformation of the second compressed spring 51 decreases along with the increase of the distance between the guide 55. The deformation amount of the second pressure springs 51 on the two sides of the middle shovel 2 is different, so that the thrust on the two sides is different, and the thrust difference on the two sides pushes the middle shovel 2 to move left and right. Through the above process, the resistance force received by the balance shovel 31 in the automatic adjusting assembly 3 is not converted into the displacement of the middle shovel 2 along the transverse direction of the first transverse rail 11 through the action of the longitudinal adjusting mechanism 4 and the transverse adjusting mechanism 5. Thereby convert the longitudinal movement of balanced shovel 31 into balanced shovel 31's lateral shifting and drive the removal of well shovel 2, until the resistance that two balanced shovels 31 received is the same, two balanced shovels 31 and well shovel 2 all deepen to the ridge promptly, effectively excavate the potato.
In this embodiment, the spring seat 52 is provided with a through hole 521, and the second compression spring 51 passes through the through hole 521. The spring seat 52 nests and protects the second compression spring 51, the second compression spring 51 can extend or contract relative to the spring seat 52, the middle shovel 2 drives the balance shovels 31 on the two sides to move left and right through the left and right pushing of the second compression spring 51 to the middle shovel 2, and the balance shovels 31 drive the spring seat 52 to move left and right along the second transverse rail 411 of the resistance seat 41.
The automatic adjusting assembly 3 in this embodiment comprises two blocking plates 32, and each blocking plate 32 is fixedly connected to two first guide blocks 551 and the upper part of the mounting member 1. Protect automatic regulating assembly 3 through baffle 32 in this embodiment, prevent that soil from falling into to automatic regulating assembly 3 from upper portion in, influence the action and the linkage of each part, guarantee that this embodiment excavates the nimble accuracy of potato to the ridge, guarantee effectively to excavate, prevent leaking and dig, improve and excavate and results efficiency. The first guide block 551 is provided at both longitudinal ends thereof with laterally extending limit protrusions 553, respectively. In the embodiment, the cam 54 is limited by the limiting protrusions 553 at the two ends of the first guide block 551, so that the cam 54 can stably run in the track of the guide part 55, and different resistances received by the balance shovel 31 are converted into the transverse displacements of the middle shovel 2 and the balance shovel 31 by the deformation of the second pressure spring 51 by matching with the longitudinal adjusting mechanism 4, so that the resistances received by the two balance shovels 31 are the same. The spring seat 52 in this embodiment also longitudinally limits the cams 54 on both sides, and ensures that the two cams 54 of each second compression spring 51 roll only along the inner surface of the corresponding guide 55. In the embodiment, the cam 54 is used for the transverse adjusting mechanism 5, the cam 54 is always pressed on the inner surface of the guide part 55 by the second pressure spring 51, and the cam 54 rolls along the inner surface of the guide part 55, so that the influence of the transverse adjusting mechanism 5 on the deformation force of the first pressure spring 42 of the longitudinal adjusting mechanism 4 is reduced, and the effective adjustment of the automatic adjusting assembly 3 on the middle shovel 2 is ensured.
In this embodiment, when the automatic adjusting assembly 3 is not under stress, the two balance shovels 31 extend out of the middle shovel 2. The front end of the balance shovel 31 slightly protrudes out of the front end of the middle shovel 2, so that the balance shovel 31 of the embodiment is matched with the longitudinal adjusting mechanism 4 when resistance is applied to the balance shovel and is sharp when the resistance is different, and the sensitivity of the embodiment for automatically adjusting the ridges is improved together with the transverse adjusting mechanism 5.
In this embodiment, the middle shovel 2 can move left and right along the first transverse rail 11 of the installation part 1, and is matched with the two balance shovels 31 of the automatic adjusting assembly 3, when the left and right balance shovels 31 are subjected to different resistances, the automatic adjusting assembly 3 pushes the middle shovel 2 to move left and right along the first transverse rail 11 until the two balance shovels 31 are subjected to balanced stress; according to the embodiment, the automatic left-right adjustment of the position of the digging shovel is realized through the matching of the middle shovel 2 and the automatic adjusting assembly 3, so that the ridge alignment is realized accurately in the potato digging process, the missing digging is prevented, the effective digging is carried out, and the potato harvesting efficiency is improved;
the embodiment realizes the automatic ridge function of the digging shovel, reduces the experience requirements on drivers of the potato harvester, is beneficial to manual operation and improves the digging efficiency;
this embodiment receives the resistance because the balanced shovel 31 often appears differently about the in-service use process for well shovel 2 and balanced shovel 31 in this embodiment often are in the state of side-to-side motion, carry out the process of similar left and right sieve and move, prevent that this embodiment from gathering more soil, and the continuous fine setting in well shovel 2 and balanced shovel 31's position does benefit to cutting into of soil, does benefit to quick, effective and the high efficiency excavation of potato, does benefit to the results of potato.
The working process of the embodiment is as follows:
when the balance shovel 31 on one side does not excavate, the resistance of the excavating shovel is small, at this time, the first pressure spring 42 of the corresponding longitudinal adjusting mechanism 4 pushes the balance shovel 31 to move upwards, the second pressure spring 51 of the transverse adjusting mechanism 5 is driven by the balance shovel 31 to move upwards along the guide piece 55, the compression amount of the second pressure spring 51 continues to increase, the deformation amount of the second pressure spring 51 in contraction is L1, and the thrust applied by the second compression spring through the cam 54 and the second guide block 552 fixedly connected to the middle shovel 2 is F1;
the balance shovel 31 of the automatic adjusting assembly 3 dug into the ridge is relatively large in resistance, the first pressure spring 42 of the corresponding longitudinal adjusting mechanism 4 is pushed to move towards the direction of the mounting piece 1, the second pressure spring 51 of the transverse adjusting mechanism 5 moves along the inner side face of the guide piece 55, the shrinkage deformation quantity of the second pressure spring 51 is L2, the thrust force exerted on the middle shovel 2 by the second pressure spring 51 in the transverse adjusting mechanism 5 of the group is F2, wherein F1 and F2 are opposite, and L1 is larger than L2, so that F1 is larger than F2, so that under the action of the difference between F1 and F2 thrust, the middle shovel 2 drives the two balance shovels 31 to push towards the balance shovels 31 extending into the ridge until the two balance shovels 31 are subjected to the same resistance, the deformation of the two first pressure springs 42 and the deformation of the two second pressure springs 51 are the same, namely, the middle shovel 2 and the balance shovel 31 of the present embodiment are both deeply dug into the soil, and the automatic ridge alignment is realized through the above process.
When the combined shovel is used in the embodiment, the included angle between the combined shovel and the ground is 15-30 degrees.
The above embodiments and drawings are not intended to limit the forms and modes of the present embodiments, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present embodiments.
Claims (5)
1. An automatic adjusting assembly of a potato digging shovel is characterized by comprising two balance shovels (31) which are respectively arranged at two sides of a middle shovel, wherein the two balance shovels (31) push the middle shovel (2) to move left and right when receiving different resistances until the two balance shovels (31) are stressed and balanced; the automatic adjusting component (3) also comprises a longitudinal adjusting mechanism (4) and a transverse adjusting mechanism (5) which are arranged on two sides of the middle shovel (2); when the two balance shovels (31) are subjected to different resistances, the longitudinal adjusting mechanism (4) drives the balance shovels (31) to move up and down; the balance shovel (31) moving up and down drives the transverse adjusting mechanism (5) to drive the balance shovel (31) and the middle shovel (2) to move left and right.
2. The automatic adjustment assembly of a potato digging shovel according to claim 1, wherein: one side of each balance shovel (31) close to the middle shovel (2) is provided with a longitudinal rail (311); correspondingly, two sides of the middle shovel (2) opposite to the balance shovel (31) are respectively provided with a first mounting groove (21); the two balance shovels (31) are embedded into the first mounting grooves (21) on the two sides of the middle shovel (2) through the longitudinal rails (311).
3. The self-adjusting assembly of a modular potato digging shovel according to claim 1, wherein: the transverse adjusting mechanism (5) comprises a second pressure spring (51) and a spring seat (52), the second pressure spring (51) is positioned in the spring seat (52), two ends of the second pressure spring (51) are fixedly connected with two cams (54) through two connecting rods (53), and the cams (54) move along a guide piece (55); the spring seat (52) is fixedly connected with the balance shovel (31).
4. The self-adjusting assembly of a modular potato digging shovel according to claim 3, wherein: the spring seat (52) is provided with a through hole (521), and the second compression spring (51) penetrates through the through hole (521).
5. An automatic adjustment assembly for a modular potato digging shovel according to any one of claims 1 to 4, wherein: when the automatic adjusting assembly (3) is not stressed, the two balance shovels (31) extend out of the middle shovel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110204942.1A CN112930830B (en) | 2019-08-07 | 2019-08-07 | Automatic regulating assembly of potato digging shovel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110204942.1A CN112930830B (en) | 2019-08-07 | 2019-08-07 | Automatic regulating assembly of potato digging shovel |
| CN201910725647.3A CN110476582B (en) | 2019-08-07 | 2019-08-07 | Modular potato digger blade |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910725647.3A Division CN110476582B (en) | 2019-08-07 | 2019-08-07 | Modular potato digger blade |
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| CN112930830A true CN112930830A (en) | 2021-06-11 |
| CN112930830B CN112930830B (en) | 2023-03-14 |
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| CN202110204942.1A Active CN112930830B (en) | 2019-08-07 | 2019-08-07 | Automatic regulating assembly of potato digging shovel |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110476582B (en) | 2021-03-19 |
| CN110476582A (en) | 2019-11-22 |
| CN112930830B (en) | 2023-03-14 |
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Effective date of registration: 20230812 Address after: 321300 Hua Jie Zhen Hua Jie Cun, Yongkang City, Jinhua City, Zhejiang Province Patentee after: ZHEJIANG TING NENG SHENG MACHINE Co.,Ltd. Address before: 321000 1158 Zhihe Road, Sumeng Township, Wucheng District, Jinhua City, Zhejiang Province Patentee before: Jinhua Academy of Agricultural Sciences (Zhejiang Academy of agricultural machinery) |