CN215648114U - Astragalus sinicus is field pressing device for returning field - Google Patents

Abstract

The utility model relates to agricultural production auxiliary equipment, in particular to a field pressing device for returning milk vetch to field, which comprises a rack, wherein a flattening component is arranged at the bottom of the front side of the rack, and a vertical cutting component is arranged behind the flattening component and is driven by a vertical reciprocating linear motion mechanism; a plurality of rotary blades are fixed behind the vertical cutting assembly through rotary blade shafts, and the rotary blade shafts are driven by a first motor; an auxiliary walking roller is arranged behind the rotary tillage cutter shaft; the rear end of the frame is also fixedly connected with a hand-held frame or a suspension frame. Compared with the prior art, the cutting and compacting device can cut and compact the astragalus sinicus, reduces the probability of winding the rotary blade, prevents the astragalus sinicus from recovering the vitality, and further improves the effect of returning the astragalus sinicus to the field.

Description

Astragalus sinicus is field pressing device for returning field

Technical Field

The utility model relates to the field of agricultural production auxiliary equipment, in particular to a field pressing device for returning milk vetch to field.

Background

Astragalus sinicus is a herbaceous plant of Astragalus of Leguminosae, and is a main winter green manure crop in rice areas in south China. The astragalus sinicus returning field has substantial economic value, can increase the mineral nutrients of soil, increase the organic matter content of plough layer soil, reduce the volume weight of the soil, improve the physical properties of the soil, activate and enrich the nutrients of the soil, increase the activity of soil microorganisms, and has important significance for maintaining the sustainable production of rice. In actual operation, the astragalus sinicus is difficult to be completely pressed in mud, and even if the astragalus sinicus is pressed in the mud of a field, the situation that the local astragalus sinicus restores the growth potential can occur after a period of time. In the prior art, a device for returning and turning milk vetch is provided, which is used for turning and shoveling the soil planted with milk vetch by arranging a turning mechanism and then compacting the soil from the turning shovel by rolling a flattening roller behind the turning mechanism. In such a mode, the Chinese milk vetch is easy to be wound on the turning mechanism in the process of turning the shovel, so that the specific operation is influenced.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a field pressing device for returning milk vetch to the field, which has a reasonable structural design.

In order to achieve the purpose, the utility model adopts the technical scheme that: a field pressing device for returning milk vetch to field comprises a frame and is characterized in that a flattening assembly is mounted at the bottom of the front side of the frame, a vertical cutting assembly is mounted behind the flattening assembly, and the vertical cutting assembly is driven by a vertical reciprocating linear motion mechanism; a plurality of rotary blades are fixed behind the vertical cutting assembly through rotary blade shafts, and the rotary blade shafts are driven by a first motor; an auxiliary walking roller is arranged behind the rotary tillage cutter shaft; the rear end of the frame is also fixedly connected with a hand-held frame or a suspension frame.

Preferably, the machine frame comprises a main platform plate, first side baffle plates, an auxiliary platform plate, second side baffle plates and a connecting block, wherein the bottoms of the left side and the right side of the main platform plate are fixedly connected with the first side baffle plates; the left side and the right side of the rear end of the auxiliary platform plate are respectively hinged with a connecting rod, the other ends of the two connecting rods are respectively hinged on the corresponding positions of the main platform plate, the left side and the right side of the auxiliary platform plate close to the front end are respectively hinged with a telescopic rod end of a telescopic cylinder, and cylinder barrels of the two telescopic cylinders are hinged on the corresponding positions of the main platform plate; a second side baffle is fixedly connected to the left side and the right side of the bottom of the auxiliary platform plate, a rotary blade shaft is connected between the two second side baffles through a bearing and a bearing seat, and one end of the rotary blade shaft penetrates through the corresponding second side baffle and then is fixedly connected with a first motor; the left end and the right end of the bottom of the auxiliary platform plate are fixedly connected with a connecting block, and the smoothing assembly and the vertical cutting assembly are fixed on the two connecting blocks.

Preferably, the smoothing assembly comprises a left fixing plate, a right fixing plate, a smoothing dense net connected between the left fixing plate and the right fixing plate, and a telescopic sleeve, wherein the telescopic sleeve is formed by an outer cylinder and an inner rod which are nested inside and outside and a spring is connected between the top of the inner rod and the inner bottom of the outer cylinder; the left fixing plate and the right fixing plate are both fixedly connected with an inner rod of a vertically arranged telescopic sleeve, and the outer cylinder of each telescopic sleeve is fixedly connected to a corresponding connecting block above the telescopic sleeve.

Preferably, the vertical cutting assembly comprises a guide limit sleeve, a cutter bar, a cutter shaft and a cutting cutter, the rear side of the outer cylinder of each telescopic sleeve is fixedly connected with the guide limit sleeve, the cross section of the guide limit sleeve is C-shaped, a plurality of vertically arranged bulges are machined on the inner wall of the guide limit sleeve at equal intervals, and a C-shaped limit seat is machined at the bottom of the guide limit sleeve; a cylindrical guide limiting block is welded at the top of each cutter bar, a plurality of clamping grooves matched with the bulges are machined in the periphery of the guide limiting block, the outer diameter of the guide limiting block is matched with the inner diameter of the guide limiting sleeve, and the diameter of an inner hole of the C-shaped limiting seat is smaller than the outer diameter of the guide limiting block; the position on the cutter bar, which corresponds to the opening side of the telescopic sleeve, is connected with the vertical reciprocating linear motion mechanism through a connecting piece; the cutter bar and the guide limiting block are sleeved into the guide limiting sleeve together from the upper part of the guide limiting sleeve, the bottom of the cutter bar penetrates out of the bottom of the guide limiting sleeve and then is fixedly connected with a cutter shaft, and a cutting knife is detachably connected onto the cutter shaft.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the standing astragalus sinicus plants are pressed down by the flattening component, so that the rear vertical cutting component can conveniently carry out cutting (breaking) treatment, the cut astragalus sinicus and the residual part on the ground are turned over and buried by the rear rotary tillage, and finally, compaction is carried out under the action of the auxiliary walking roller. Compared with the prior art, the cutting and compacting device can cut and compact the astragalus sinicus, reduces the probability of winding the rotary blade, prevents the astragalus sinicus from recovering the vitality, and further improves the effect of returning the astragalus sinicus to the field.

Drawings

FIG. 1 is a schematic view of the structure of the present invention

FIG. 2 is a schematic top view of the smoothing assembly, the cutter shaft and other structures of the present invention

FIG. 3 is a schematic view of the structural position relationship of the smoothing assembly, the vertical cutting assembly and the like of the utility model

FIG. 4 is a schematic top view of a guide retainer of the vertical cut-off assembly of the present invention

FIG. 5 is a schematic front view of the structure of a cutter bar, a guide limiting block and the like of the vertical cutting assembly of the present invention;

the device comprises a machine frame, a main platform plate, a first side baffle, a second side baffle, a connecting block, a first side baffle, a second side baffle, a first side baffle, a second side baffle, a connecting rod, a connecting block, a second side baffle, a first side baffle, a second side baffle, a connecting block, a first side roller, a first side baffle, a second side baffle, a connecting rod, a first side baffle, a second side baffle, a third side baffle, a fourth side baffle, a fifth side baffle, a sixth, a sixth, a sixth, a sixth, a sixth, a.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that, in the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships in terms of the transportation direction.

In addition, the term "detachable connection" may refer to a conventional detachable connection manner such as a bolt connection, and the term "fixed connection" may refer to a conventional fixed connection manner such as welding or integral molding. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

In addition, the details are not described below with reference to the prior art.

As shown in fig. 1-5, the field pressing device for returning astragalus sinicus to field provided by the utility model comprises a frame 1, a smoothing component 2, a vertical cutting component 3, a rotary blade 4, an auxiliary walking roller 1.6 and a hand-held frame or a suspension bracket 6. A flattening component 2 is installed at the bottom of the front side of the rack 1, a vertical cutting component 3 is installed behind the flattening component 2, and the vertical cutting component 3 is driven by a vertical reciprocating linear motion mechanism 5; a plurality of rotary blades 4 are fixed behind the vertical cutting assembly 3 through rotary blade shafts, and auxiliary walking rollers 1.6 are arranged behind the rotary blades 4; a hand-held frame or a suspension frame 6 is fixedly connected at the rear end of the frame 1.

The machine frame 1 specifically comprises a main platform plate 1.1, first side baffle plates 1.2, an auxiliary platform plate 1.3, second side baffle plates 1.4 and connecting blocks 1.5, wherein the bottoms of the left side and the right side of the main platform plate 1.1 are fixedly connected with a first side baffle plate 1.2 which is vertically arranged, a fixed shaft is fixedly connected between the two first side baffle plates 1.2, an auxiliary walking roller 1.6 is sleeved outside the fixed shaft, the auxiliary walking roller 1.6 rotates relative to the fixed shaft, the auxiliary walking roller 1.6 is arranged between the two first side baffle plates 1.2, and the whole machine frame is more compact and attractive; a connecting rod 1.7 is hinged to the left side and the right side of the rear end of the auxiliary platform plate 1.3, the other ends of the two connecting rods 1.7 are respectively hinged to the corresponding positions of the main platform plate 1.1, the left side and the right side of the auxiliary platform plate 1.3 close to the front end are respectively hinged to a telescopic rod end of a telescopic cylinder 1.8, cylinder barrels of the two telescopic cylinders 1.8 are hinged to the corresponding positions of the main platform plate 1.1, and the mud feeding depth of the rotary tillage cutter is adjusted through the two telescopic cylinders 1.8; a vertically arranged second side baffle 1.4 is fixedly connected to the left side and the right side of the bottom of the auxiliary platform plate 1.3, a rotary blade shaft is connected between the two second side baffles 1.4 through a bearing and a bearing seat, and a first motor 1.9 is fixedly connected to one end of the rotary blade shaft after penetrating through the corresponding second side baffle 1.4; the left end and the right end of the bottom of the front side of the auxiliary platform plate 1.3 are fixedly connected with a connecting block 1.5, and the smoothing assembly 2 and the vertical cutting assembly 3 are fixedly connected to the two connecting blocks 1.5.

The smoothing component 2 comprises a left fixing plate 2.1, a right fixing plate 2.2, a smoothing dense net 2.3 detachably connected between the left fixing plate 2.1 and the right fixing plate 2.2, and a telescopic sleeve 2.4, wherein the telescopic sleeve 2.4 is formed by an outer cylinder, an inner rod in an inner-outer nesting mode and a spring 2.5 connected between the top of the inner rod and the inner bottom of the outer cylinder; an inner rod of a vertically arranged telescopic sleeve 2.4 is fixedly connected to the top of the left fixing plate 2.1 and the top of the right fixing plate 2.2, and an outer cylinder of each telescopic sleeve 2.4 is fixedly connected to the bottom of a corresponding connecting block 1.5 above the telescopic sleeve. In the process that the auxiliary walking roller 1.6 walks forwards, the smoothing component is always attached to the soil surface under the gravity action of the telescopic cylinder and the left and right fixing plates, and in the process of attaching tightly, the smoothing dense net 2.3 presses down the plants of the milk vetch. Due to the adoption of the structures such as the telescopic sleeve and the spring, the effect of smoothing the dense net 2.3 is not influenced even if the soil surface is slightly uneven.

The vertical cutting assembly 3 comprises a guide limit sleeve 3.1, a cutter bar 3.2, a cutter shaft 3.3 and a cutting cutter 3.4, the rear side of the outer cylinder of each telescopic sleeve 2.4 is fixedly connected with the guide limit sleeve 3.1, the cross section of the guide limit sleeve 3.1 is C-shaped, a plurality of vertically arranged bulges 3.11 are processed on the inner wall of the guide limit sleeve 3.1 at equal intervals, a C-shaped limit seat 3.5 is welded at the bottom of the guide limit sleeve 3.1, the cutter bar 3.2 is guided up and down through the guide limit sleeve and is limited to be separated from the guide limit sleeve, and a certain supporting effect is achieved; a cylindrical guide limiting block 3.6 is welded at the top of each cutter bar 3.2, a plurality of clamping grooves matched with the bulges 3.11 are machined in the periphery of the guide limiting block 3.6, the outer diameter of the guide limiting block 3.6 is matched with the inner diameter of the guide limiting sleeve 3.1, and the diameter of the inner hole of the C-shaped limiting seat 3.5 is smaller than the outer diameter of the guide limiting block 3.6; the position on the cutter bar 3.2 corresponding to the opening side of the telescopic sleeve 2.4 is connected with a vertical reciprocating linear motion mechanism 5 through a connecting piece; the cutter bars 3.2 and the guide limiting block 3.6 are sleeved into the guide limiting sleeve 3.1 together from the upper part of the guide limiting sleeve 3.1, the bottoms of the two cutter bars 3.2 penetrate out of the bottom of the guide limiting sleeve 3.1, then the same cutter shaft 3.3 is fixedly connected, and a cutting-off cutter 3.4 is detachably connected to the cutter shaft 3.3. The two vertical reciprocating linear motion mechanisms 5 act synchronously, the vertical reciprocating linear motion mechanisms 5 can be conventional linear motors, hydraulic cylinders, air cylinders and the like, at the moment, the connecting piece on the cutter bar 3.2 is a vertical block, and the vertical block is fixedly connected to an output shaft of the linear motor or telescopic rods of the hydraulic cylinders and the air cylinders; the connecting piece on the cutter bar 3.2 is a rack fixedly connected with the cutter bar 3.2, the gear is meshed with the rack, and the rotating motor is fixedly connected on the connecting block through the base. The two vertical reciprocating linear motion mechanisms 5 synchronously drive the two cutter rods 3.2 to reciprocate up and down, so as to drive the cutter shaft and the cutting cutter to reciprocate up and down, and cut off the pressed plants.

When the Chinese milk vetch leaf roller is used, the standing Chinese milk vetch is pressed down and flattened by the flattening component on the front side, the cutting by the cutter at the rear side is facilitated, the residual part of the Chinese milk vetch after being cut is ploughed and buried by the rotary tillage at the rear side, and finally the Chinese milk vetch is compacted under the action of the auxiliary walking roller.

Claims (4)

1. A field pressing device for returning milk vetch to field comprises a frame and is characterized in that a flattening assembly is mounted at the bottom of the front side of the frame, a vertical cutting assembly is mounted behind the flattening assembly, and the vertical cutting assembly is driven by a vertical reciprocating linear motion mechanism; a plurality of rotary blades are fixed behind the vertical cutting assembly through rotary blade shafts, and the rotary blade shafts are driven by a first motor; an auxiliary walking roller is arranged behind the rotary tillage cutter shaft; the rear end of the frame is also fixedly connected with a hand-held frame or a suspension frame.

2. The field pressing device for returning astragalus sinicus to field as claimed in claim 1, wherein the flattening assembly comprises a left fixing plate, a right fixing plate, a flattening dense net connected between the left fixing plate and the right fixing plate, and a telescopic sleeve, wherein the telescopic sleeve is composed of an outer cylinder, an inner rod in an inner-outer nesting mode, and a spring connected between the top of the inner rod and the inner bottom of the outer cylinder; the left fixing plate and the right fixing plate are both fixedly connected with an inner rod of a vertically arranged telescopic sleeve, and the outer cylinder of each telescopic sleeve is fixedly connected to a corresponding connecting block above the telescopic sleeve.

3. The field pressing device for returning astragalus sinicus to field as claimed in claim 2, wherein the vertical cutting assembly comprises a guide limit sleeve, a cutter bar, a cutter shaft and a cutting cutter, the rear side of the outer cylinder of each telescopic sleeve is fixedly connected with the guide limit sleeve, the cross section of the guide limit sleeve is C-shaped, a plurality of vertically arranged bulges are processed on the inner wall of the guide limit sleeve at equal intervals, and the bottom of the guide limit sleeve is processed with a C-shaped limit seat; a cylindrical guide limiting block is welded at the top of each cutter bar, a plurality of clamping grooves matched with the bulges are machined in the periphery of the guide limiting block, the outer diameter of the guide limiting block is matched with the inner diameter of the guide limiting sleeve, and the diameter of an inner hole of the C-shaped limiting seat is smaller than the outer diameter of the guide limiting block; the position on the cutter bar, which corresponds to the opening side of the telescopic sleeve, is connected with the vertical reciprocating linear motion mechanism through a connecting piece; the cutter bar and the guide limiting block are sleeved into the guide limiting sleeve together from the upper part of the guide limiting sleeve, the bottom of the cutter bar penetrates out of the bottom of the guide limiting sleeve and then is fixedly connected with a cutter shaft, and a cutting knife is detachably connected onto the cutter shaft.

4. The field pressing device for returning astragalus sinicus to field as claimed in claim 1, 2 or 3, wherein the frame comprises a main platform plate, a first side baffle, an auxiliary platform plate, a second side baffle and a connecting block, wherein the first side baffle is fixedly connected to the bottoms of the left side and the right side of the main platform plate, a fixed shaft is fixedly connected between the two first side baffles, and an auxiliary walking roller is sleeved outside the fixed shaft and rotates relative to the fixed shaft; the left side and the right side of the rear end of the auxiliary platform plate are respectively hinged with a connecting rod, the other ends of the two connecting rods are respectively hinged on the corresponding positions of the main platform plate, the left side and the right side of the auxiliary platform plate close to the front end are respectively hinged with a telescopic rod end of a telescopic cylinder, and cylinder barrels of the two telescopic cylinders are hinged on the corresponding positions of the main platform plate; a second side baffle is fixedly connected to the left side and the right side of the bottom of the auxiliary platform plate, a rotary blade shaft is connected between the two second side baffles through a bearing and a bearing seat, and one end of the rotary blade shaft penetrates through the corresponding second side baffle and then is fixedly connected with a first motor; the left end and the right end of the bottom of the auxiliary platform plate are fixedly connected with a connecting block, and the smoothing assembly and the vertical cutting assembly are fixed on the two connecting blocks.

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