CN220173866U - Seedling trimmer - Google Patents

Abstract

The utility model discloses a seedling trimmer. Comprises a trimming unit and at least two supporting units which are arranged left and right and used for supporting the trimming unit; the trimming unit comprises a cutter frame, a blade unit arranged on the cutter frame and a driving unit for driving the blade unit to act; the supporting unit comprises a bracket and a plurality of travelling wheels arranged on the bracket. The two supporting units arranged left and right can be placed at the water grooves on two sides of a planting area, the upper parts of seedlings are trimmed through the trimming units supported by the two supporting units together, the seedlings are trimmed in batches in a mode of pushing the device to move forwards, the structure is supported, the operation is stable, and the operation is convenient and fast for operators to operate and saves labor.

Description

seedling pruning machine

Technical field

The utility model relates to the technical field of pruning machines, in particular to a seedling pruning machine.

Background technique

Early pruning of seedlings relied on manual work with hand-held scissors. With the popularity of electric tools, electric pruners appeared, such as the published patent document CN211881181U, an environmentally friendly electric hedge trimmer. This type of pruner is the most common pruning machine today. A pruning machine relies on a motor to drive a reciprocating blade to prune seedlings and other plants. However, this type of pruning machine requires the user to carry it and operate it. For example, in this publication, it includes a movable handle and a grip, and the operator holds the movable handle with one hand. With one hand on the handle, this structure can only distribute the weight of the pruning machine relatively reasonably, but still places a heavy burden on the operator, especially for seedlings whose height exceeds the operator's waist height.

At the same time, there are usually water grooves on the fields in the seedling planting area. When using the above-mentioned type of pruning machine, the operator must always pay attention to the road conditions under the foot when carrying a load. When the operator accidentally falls, the motor-driven blade There is a safety risk of harming operators. For this reason, the applicant filed this application.

Utility model content

The utility model provides a seedling pruning machine in view of the deficiencies in the prior art.

In order to solve the above technical problems, the present utility model is solved through the following technical solutions:

A seedling pruning machine, including a pruning unit and at least two support units arranged left and right for supporting the pruning unit;

The trimming unit includes a tool holder, a blade unit configured on the tool holder, and a driving unit for driving the action of the blade unit;

The support unit includes a bracket and a plurality of running wheels arranged on the bracket.

In the above solution, preferably, the bracket includes a first wheel frame and a first column installed on the first wheel frame, and the running wheel is installed on the front end and/or the rear end of the first wheel frame.

In the above solution, preferably, a mounting piece is installed on the first wheel frame, and the running wheel is rotatably connected to the mounting piece.

In the above solution, preferably, a first hole and a plurality of second holes are opened at the front end and/or the rear end of the first wheel frame, and the first hole and the second hole are respectively configured with the mounting member. The matching first positioning piece;

The mounting piece is provided with a third hole corresponding to the first hole and a fourth hole corresponding to the second hole;

The first positioning member includes a first handle and a first rod portion installed on the first handle and having threads. The third hole and the fourth hole are threadedly matched with the first rod portion respectively. of threaded holes.

In the above solution, preferably, the first wheel frame is provided with a fifth hole and an movable groove, and the fifth hole and the movable groove are respectively equipped with a second positioning member that matches the first upright column. ;

The first upright is provided with a sixth hole corresponding to the fifth hole and a seventh hole corresponding to the movable slot;

The second positioning member includes a second handle and a second rod portion installed on the second handle and having threads. The sixth hole and the seventh hole are threads that are threadedly matched with the rod portion. hole.

In the above solution, preferably, a first sliding member is slidably arranged on the first upright column, and one end of the tool holder is installed on the first sliding member.

In the above solution, preferably, the first sliding member includes a first sliding sleeve slidably connected to the first upright column and a positioning frame fixedly connected to the first sliding sleeve, and one end of the tool holder is fixed to the first sliding sleeve. on the positioning frame.

In the above scheme, preferably, the first sliding sleeve is provided with a first through hole, and the first through hole is threaded with a first positioning pin. When the inner end of the first positioning pin abuts the first When on the column, the first sliding sleeve is positioned;

The driving unit is fixedly installed on the positioning frame.

In the above solution, preferably, the bracket includes a second wheel frame and a second column installed on the second wheel frame, and the running wheel is installed on the second wheel frame;

The second wheel frame is provided with a mounting hole, and the second column is inserted through the mounting hole;

The second wheel frame is provided with a second through hole, and the second through hole is threaded with a second positioning pin. When the inner end of the second positioning pin abuts the second column, the second positioning pin is threaded. Two uprights were positioned;

One end of the tool holder is fixed on the second upright column.

In the above solution, preferably, the tool holder includes a connecting rod and a support member fixed on the connecting rod, the support member includes a plurality of limiting pins, the blade unit includes a plurality of blades, each of the The blades are provided with a number of slots that match the limit pins;

The support member includes a first wall and a bent second wall, and the limiting pin is disposed on the second wall.

The beneficial effects of this utility model are:

The two support units arranged on the left and right of this utility model can be placed at the water grooves on both sides of the planting area. The upper parts of the seedlings are trimmed by the pruning unit supported by the two support units, and the pruning is done in batches by pushing the device forward. The structure supports, The operation is stable, and the operation is convenient and labor-saving for the operator.

Description of drawings

Figure 1 is a schematic diagram of the utility model.

Figure 2 is an enlarged schematic diagram of D in Figure 1.

Figure 3 is a schematic structural diagram of one of the support units of the present invention.

Figure 4 is a schematic diagram of the first wheel frame of the present utility model.

Figure 5 is a schematic diagram of the matching state of the pruning unit of the present invention, the positioning frame and the second column.

Figure 6 is an exploded schematic diagram of the pruning unit, the positioning frame and the second column of the present utility model.

Figure 7 is an enlarged schematic diagram of position E in Figure 5.

Figure 8 is a schematic diagram of the third positioning member of the present utility model.

Figure 9 is a schematic diagram of the tool holder of the present utility model.

Figure 10 is a schematic diagram of the cooperation between the positioning frame and the driving unit of the present invention.

Detailed ways

The utility model will be further described in detail below in conjunction with the accompanying drawings and specific implementation modes:

Referring to Figures 1 to 10, a seedling pruning machine includes a pruning unit 1 and at least two support units arranged left and right for supporting the pruning unit.

In this embodiment, the two end positions of the pruning unit 1 are respectively provided with corresponding support units. While the two support units support the pruning unit 1, they can also drive the pruning unit to move forward and backward to achieve the purpose of pruning.

The trimming unit 1 includes a blade holder 2 , a blade unit 3 arranged on the blade holder 2 , and a driving unit 4 for driving the blade unit 3 to move.

As shown in Figures 1, 5-7 and 9, the tool holder 2 includes a connecting rod 21 and a support 22 fixed on the connecting rod 21. The support 22 includes a first wall 221 and a bent second wall. 222. As one embodiment, the first wall 221 and the second wall 222 are relatively vertical.

In this embodiment, the support member 22 includes a plurality of limiting pins 223 , and the limiting pins 223 can be evenly distributed on the second wall 222 .

The blade unit 3 includes a number of blades, and each blade is provided with a number of slots 31 that match the limiting pins 223. As an option, there can be two blades, which are arranged on the support in an up and down position. , all the blades are driven and matched with the drive unit 4, especially to drive the blades to reciprocate to achieve the purpose of trimming and cutting. As one of the options, the drive unit 4 can be a motor.

In this embodiment, the support unit includes a bracket and a number of running wheels 5 arranged on the bracket. The specific structure of the support unit can have at least the following two forms:

One: As shown in Figures 1 to 4, the bracket includes a first wheel frame 61 and a first column 62 installed on the first wheel frame 61. The front and/or rear end of the first wheel frame 61 is equipped with mounting parts. 63. The traveling wheel 5 is installed on the mounting piece 63.

Regarding the cooperation between the mounting piece 64 and the first wheel frame 61, in this embodiment, a first hole 611 and a plurality of second holes 612 are opened at the front end and/or the rear end of the first wheel frame 61, as shown in Figure 4. One hole 611 can be opened at the relatively outer end, and a second hole 612 can be opened at the relatively inner end. A plurality of second holes 612 are used to adjust the fixed position of the mounting member 64, so as to realize the rotation of the front and rear running wheels 5. The distance and the height of the first wheel frame 61 from the ground are adjusted.

Specifically, the mounting member 64 is provided with a third hole corresponding to the first hole 611 and a fourth hole corresponding to the second hole 612. The first hole 611 and the second hole 612 are respectively configured with the mounting member 64 The matching first positioning member 65. Further, the first positioning member 65 includes a first handle and a first rod portion installed on the first handle and having a thread. The third hole and the fourth hole are respectively connected to the first rod. The corresponding first positioning member 65 passes through the corresponding hole on the first wheel frame 61 and is threadedly connected to the threaded hole on the mounting member 64. The mounting member 64 is rotated by rotating the first positioning member 65. Locked on the first wheel frame 61.

Regarding the cooperation between the first upright column 62 and the first wheel frame 61, in this embodiment, a handle 621 is installed on the first upright column 62. The handle 621 is used for holding the user's hand. After holding, the corresponding The force pushes the device forward or backward.

In this embodiment, the inclination angle of the first column 62 can be adjusted relative to the first wheel frame 61 to adjust a more comfortable force application angle according to the needs of different users.

Specifically, as shown in Figures 3 and 4, the first wheel frame 61 is provided with a fifth hole 613 and a movable groove 614, and the first column 62 is provided with a sixth hole corresponding to the fifth hole 613 and a movable groove 614. The seventh hole, the fifth hole 613 and the movable groove 614 corresponding to the groove 614 are respectively equipped with a second positioning member 66 that matches the first column 62. The second positioning member 66 includes a second handle and is installed on the second handle. The sixth hole and the seventh hole are threaded holes that are threaded with the rod. Consistent with the first positioning member 65, the corresponding second positioning member 66 passes through the first wheel. The corresponding holes on the frame 61 are then threadedly connected to the threaded holes on the first upright column 62. The mounting member 64 is locked on the first wheel frame 61 by rotating the second positioning member 66. The movable groove 614 can be an arc-shaped groove. The corresponding second positioning member 66 can be locked at the corresponding position in the movable groove 614 according to the adjustment of the angle of the first column 62 .

In this embodiment, a first sliding member is slidably arranged on the first column 62. Specifically, the first sliding member includes a first sliding sleeve 67 slidably connected to the first column 62 and a first sliding sleeve 67 fixedly connected to the first sliding sleeve 67. The positioning frame 68, one end of the tool holder 2 is fixed on the positioning frame 68. In this embodiment, the connecting rod 21 is penetrated on the positioning frame 68, and is positioned on the positioning frame 68 by bolts. As one of the options, the connecting rod 21 is connected to the positioning frame 68. A number of positioning sleeves 7 are installed on one end of the rod 21, and a number of bolts are installed on the positioning sleeves 7. Correspondingly, the positioning frame 68 is provided with corresponding threaded holes and an opening at its lower part to match the connecting rod 21. slot, the connecting rod 21 is embedded into the open slot, and after matching the bolt with the threaded hole, the two are threadedly connected to lock one end of the connecting rod 21.

The trimming unit 1 relies on the first sliding sleeve 67 to slide along the outer wall of the first column 62 to adjust the trimming height of the trimming unit 1. In order to adjust it to the desired position, it needs to be positioned. In this embodiment, The first sliding sleeve 67 is provided with a first through hole. The first through hole is threaded with a first positioning pin 81 . By rotating the first positioning pin 81 , the first positioning pin 81 gradually approaches or gradually moves away from the first column 62 , gradually approaching is a locking operation, and gradually moving away is an unlocking operation. When the inner end of the first positioning pin 81 abuts against the first column 62 , the first sliding sleeve is positioned.

In this embodiment, the driving unit 4 is fixedly installed on the positioning frame 68, as shown in Figure 10, and the fixation method can be through bolts.

Second: As shown in Figure 1, the bracket includes a second wheel frame 91 and a second column 92 installed on the second wheel frame 91, and the running wheel 5 is installed on the second wheel frame 92.

Specifically, the second wheel frame 91 is provided with a mounting hole, and the second column 92 is passed through the mounting hole. The second column 92 can move up and down along the mounting hole to adjust the trimming height of the trimming unit. After being in the appropriate position, the positioning method is the same as or similar to the positioning method of the first sliding sleeve 67. As one embodiment, the second wheel frame 91 is provided with a second through hole, and the second through hole is threaded with a second positioning pin 82. , when the inner end of the second positioning pin 82 abuts the second column 92, the second column 92 is positioned.

A third positioning member 93 for positioning one end of the connecting rod 21 is installed on the second column 92. As shown in Figures 1 and 8, the third positioning member 93 includes a positioning portion 932 with an opening 931. The positioning portion 932 has a function. As for the through hole 933 for the connecting rod 21 to pass through, after the connecting rod 21 passes through the through hole, the size of the opening 931 is adjusted through a combination of several bolts and nuts arranged on the positioning part 932, so that the inner wall of the positioning part 932 It abuts the connecting rod 21 and locks one end of the connecting rod 21 .

Regarding the two structural forms of the support unit, in actual use, the two structural forms can be arranged at both ends of the pruning unit, as shown in Figure 1; the same structural form can also be arranged at both ends of the pruning unit. to provide a variety of options.

The above embodiments are only used to illustrate the technical solution of the present invention, but not to limit it; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still implement the foregoing implementations. The technical solutions described in the examples are modified, or some of the technical features are equivalently replaced; and these modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of each embodiment of the present invention.

Claims (8)

1. Seedling trimming machine, its characterized in that: comprises a trimming unit and at least two supporting units which are arranged left and right and used for supporting the trimming unit;

the trimming unit comprises a cutter frame, a blade unit arranged on the cutter frame and a driving unit for driving the blade unit to act;

the supporting unit comprises a bracket and a plurality of travelling wheels arranged on the bracket;

the support comprises a first wheel frame and a first upright post arranged on the first wheel frame, and the travelling wheels are arranged at the front end and/or the rear end of the first wheel frame;

the first wheel carrier is provided with an installation piece, and the travelling wheel is rotationally connected to the installation piece;

the front end and/or the rear end of the first wheel frame are/is provided with a first hole and a plurality of second holes, and the first hole and the second hole are respectively provided with a first positioning piece matched with the mounting piece.

2. The seedling trimmer of claim 1, wherein: the mounting piece is provided with a third hole corresponding to the first hole and a fourth hole corresponding to the second hole;

the first locating piece comprises a first handle and a first rod part which is arranged on the first handle and provided with threads, and the third hole and the fourth hole are threaded holes which are matched with the threads of the first rod part respectively.

3. The seedling trimmer of claim 1, wherein: a fifth hole and a movable groove are formed in the first wheel frame, and a second positioning piece matched with the first upright post is respectively arranged in the fifth hole and the movable groove;

a sixth hole corresponding to the fifth hole and a seventh hole corresponding to the movable groove are formed in the first upright post;

the second positioning piece comprises a second handle and a second rod part which is arranged on the second handle and provided with threads, and the sixth hole and the seventh hole are threaded holes which are matched with the threads of the rod part respectively.

4. A nursery stock trimmer according to any one of claims 1-3, characterised in that: the first upright post is provided with a first sliding piece in a sliding mode, and one end of the tool rest is installed on the first sliding piece.

5. The seedling trimmer of claim 4, wherein: the first sliding piece comprises a first sliding sleeve which is connected to the first upright post in a sliding way and a positioning frame which is fixedly connected with the first sliding sleeve, and one end of the tool rest is fixed on the positioning frame.

6. The seedling trimmer of claim 5, wherein: the first sliding sleeve is provided with a first perforation, a first locating pin is assembled at the first perforation through threads, and when the inner end of the first locating pin abuts against the first upright post, the first sliding sleeve is located;

the driving unit is fixedly arranged on the positioning frame.

7. The seedling trimmer of claim 1, wherein: the bracket comprises a second wheel frame and a second upright post arranged on the second wheel frame, and the travelling wheel is arranged on the second wheel frame;

the second wheel frame is provided with a mounting hole, and the second upright post is arranged at the mounting hole in a penetrating way;

a second perforation is formed in the second wheel frame, a second locating pin is assembled at the second perforation in a threaded mode, and when the inner end of the second locating pin abuts against the second upright post, the second upright post is located;

one end of the tool rest is fixed on the second upright post.

8. The seedling trimmer of claim 1, wherein: the knife rest comprises a connecting rod and a supporting piece fixed on the connecting rod, the supporting piece comprises a plurality of limiting pins, the blade unit comprises a plurality of blades, and each blade is provided with a plurality of groove bodies matched with the limiting pins;

the support piece comprises a first wall and a second wall formed by bending, and the limiting pin is arranged on the second wall.