CN216146675U

CN216146675U - Light-duty machine frame of ploughing a little

Info

Publication number: CN216146675U
Application number: CN202122292883.6U
Authority: CN
Inventors: 刘渝
Original assignee: Chongqing Miaocao Machinery Co ltd
Current assignee: Chongqing Miaocao Machinery Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-04-01
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses a light mini-tiller frame which is characterized in that: comprises a main frame, the length direction of the main frame is along the front-back direction; the front end of the main frame is provided with a frame connecting hole, and the rear end of the main frame is fixedly provided with a handrail frame connecting pipe; the middle part of the main frame is fixed with an angle beam and a power assembly mounting plate; the main frame comprises two strip-shaped beam plates, a reinforcing pin and a reinforcing plate; the two strip-shaped beam plates are arranged in parallel and symmetrically at left and right intervals; the left end and the right end of the reinforcing pin are respectively connected with the two strip-shaped beam plates; the left end and the right end of the reinforcing plate are respectively connected with the rear ends of the two strip-shaped beam plates; two downward protruding transmission assembly installation parts are symmetrically arranged on the two strip-shaped beam plates respectively, and the two transmission assembly installation parts are located in front of the corner beam. The utility model is different from the existing structure scheme, and the technology has the advantages of simple structure, less components, less manufacturing procedures and required mold clamps, less welding positions and welding areas, no deformation, more beautiful appearance, capability of reducing the weight and the cost of the whole machine and the like.

Description

Light-duty machine frame of ploughing a little

Technical Field

The utility model belongs to the field of mini-tillers, and particularly relates to a mini-tilter with functions of ploughing dry land, paddy field and transportation.

Background

The frame of the existing mini-tiller comprises a main frame and an auxiliary frame, wherein the main frame is used for installing a handrail frame, a power seat and a resistance rod, and the auxiliary frame is used for installing a transmission assembly and a frame. And the main frame and the auxiliary frame are fixedly connected through bolts. The main frame and the auxiliary frame are all assembly welding pieces, have different appearances, need stamping, bending, welding, polishing and the like, and the process relates to a large number of dies and clamps, more processing personnel need to be configured, the labor intensity is high, the production cost of the product is higher, the material specification and the number needed by the processed product are more, and the product is heavier; however, there has been no major improvement in design and use functions for many years, and as time goes on, major problems now arise:

firstly, the self weight of the whole machine is heavier after the frame of the existing mini-tiller is assembled, which is not beneficial to the movement of customers, especially the old and mountain customers;

secondly, the existing mini-tiller is easy to sink when ploughing paddy fields due to the fact that a rack is heavy in self weight and a rear tray is not arranged, operation is labor-consuming, and the using effect is poor;

thirdly, the existing micro-cultivator frame has the defects of difficult control of the deformation quality of products, difficult assembly, low efficiency and poor appearance of the products due to a plurality of working procedures and welding parts in the self-processing process;

fourthly, the existing micro-cultivator frame needs more structural parts for assembly welding, more materials are used, more manufacturing procedures are needed, the types of moulds and clamps are more, and the cost of the whole machine is higher.

SUMMERY OF THE UTILITY MODEL

In order to solve one or more of the above-mentioned defect problems in the prior art, the utility model provides a light-duty mini-tiller frame.

In order to achieve the purpose, the utility model provides a light mini-tiller frame which is characterized in that: comprises a main frame, the length direction of the main frame is along the front-back direction; the front end of the main frame is provided with a frame connecting hole, and the rear end of the main frame is fixedly provided with a handrail frame connecting pipe; the middle part of the main frame is fixed with an angle beam and a power assembly mounting plate which are distributed front and back; the corner beam is provided with a mudguard connecting hole; the main frame comprises two strip-shaped beam plates, a reinforcing pin and a reinforcing plate; the two strip-shaped beam plates are arranged in parallel and symmetrically at left and right intervals; the left end and the right end of the reinforcing pin are respectively connected with the two strip-shaped beam plates; the left end and the right end of the reinforcing plate are respectively connected with the rear ends of the two strip-shaped beam plates; two downward protruding transmission assembly installation parts are symmetrically arranged on the two strip-shaped beam plates respectively, and the two transmission assembly installation parts are located in front of the corner beam.

Adopt above-mentioned scheme, because this body frame is through two bar beam slabs, strengthen round pin and reinforcing plate interconnect and form a body structure, compare in present body frame and subframe components of a whole that can function independently equipment, this scheme has simple structure, the component is few, manufacturing procedure and required mould are few, welding part and welding area are few, required anchor clamps are few, bar beam slab fore-and-aft direction non-body coupling simultaneously, should not become flexible and warp after consequently the atress on the fore-and-aft direction, better quality control, the appearance is more pleasing to the eye, advantages such as whole machine cost can be reduced. Secondly, because it is not solid to have the clearance between these two bar beam slabs, therefore weight is lighter, strengthens and promotes the bulk strength of this body frame simultaneously through this reinforcing pin and reinforcing plate combination, can make simultaneously between these two bar beam slabs keep the fixed distance parallel and not pliable after the atress. In addition, the two transmission assembly mounting parts protrude downwards, so that the appearance height in the vertical direction is increased, and the rigidity and the strength of the parts are improved, so that the transmission assembly is not easy to deform in working after being assembled, the reliability and the stability of the transmission assembly in working are ensured, and enough rigid support can be provided to reduce vibration; and the transmission assembly mounting portion and the bar beam plate are an integral piece without welding.

Preferably, a plurality of pairs of transmission assembly mounting holes are symmetrically arranged on the two transmission assembly mounting parts. The plurality of pairs of transmission assembly mounting holes are used for being fixedly connected for use during assembly of the transmission assembly.

Furthermore, the reinforcing plate is provided with a resistance rod; the floating plate is arranged below the power assembly mounting plate, the front end and the rear end of the floating plate are respectively connected with the corner beam and the resistance rod, and the front end of the floating plate is connected with the corner beam. Because the floating plate is arranged on the frame of the mini-tiller, the mini-tiller is not easy to sink under the action of the floating plate when used for tilling paddy fields, and the mini-tiller is more labor-saving to operate. Meanwhile, compared with a buoyancy tank, the floating plate has the advantages of small appearance, light weight, low cost, convenience in carrying and the like.

Furthermore, the position and the height of the resistance rod fixed on the main frame are adjustable; the rear end of the floating plate is rotatably connected with the lower end of the resistance rod, and the front end of the floating plate is rotatably connected with the corner beam. Therefore, the working height of the floating plate can be adjusted through adjustment of the resistance rod; and because the two sides of the floating plate do not need to be adjusted simultaneously, the adjustment is very convenient, and the time and the labor are saved.

Further, the reinforcing plates are distributed up and down and have two numbers. This allows simultaneous reinforcement up and down.

Furthermore, the strip-shaped beam plate is provided with a front and back adjusting hole used for being connected with the power assembly mounting plate, and the power assembly mounting plate is provided with a left and right adjusting hole used for being connected with the power assembly. Therefore, the fixed position of the power assembly mounting plate can be adjusted forwards and backwards through the front and back adjusting hole, and the position of the power assembly mounted on the power assembly mounting plate is adjusted. In addition, the position of the power assembly fixedly arranged on the left and right adjusting holes can be adjusted left and right through the left and right adjusting holes. Due to the arrangement of the front and rear adjustable holes, different power assemblies can be conveniently matched and connected with the transmission assembly, and different power types such as motors, diesel engines or gasoline engines are selected for driving, so that the multifunctional assembly requirement is met.

Preferably, the floating plate includes a front inclined section and a rear horizontal section. And the resistance of the front inclined section can be greatly reduced when the micro-cultivator moves forwards.

Preferably, the included angle between the front inclined section and the rear horizontal section is 145-160 °.

Preferably, the flat edge of the corner beam is fixedly connected with the main frame, and the vertical edge of the corner beam is fixed with a floating plate connecting lug.

The utility model has the beneficial effects that:

the main frame is connected with the reinforcing plates through the two strip-shaped beam plates, the reinforcing pins and the reinforcing plates to form an integral structure, and compared with the existing main frame and auxiliary frame which are assembled in a split manner, the main frame has the advantages of simple structure, less components, fewer manufacturing processes and required dies, less welding positions and welding areas, fewer required clamps, no split connection in the front-back direction, no possibility of loosening and deformation after stress, better quality control, more attractive appearance, reduction in the cost of the whole machine and the like;

secondly, the frame of the mini-tiller has lighter weight because a gap is formed between the two strip-shaped beam plates and is not solid, and meanwhile, the overall strength of the main frame is improved through the reinforcing pin and the reinforcing plate, and meanwhile, the two strip-shaped beam plates can keep parallel at a fixed interval and are not easy to bend after being stressed;

thirdly, the two transmission assembly mounting parts are protruded downwards, so that the appearance height in the vertical direction is increased, and the rigidity and the strength of the part are improved, so that the transmission assembly is not easy to deform in working after being assembled, the reliability and the stability of the transmission assembly in working are ensured, and enough rigid support can be provided to reduce vibration; the transmission assembly mounting part and the strip-shaped beam plate are integrated without welding;

fourthly, the micro-cultivator frame is different from the existing structural scheme, so that the integrated structure of a trailer body, a cutter following body, a handrail frame and the like on the original micro-cultivator frame is saved, one or more combinations of the trailer body, the cutter following body and the handrail frame can be assembled according to the requirement, the original use function can be met, and meanwhile, the micro-cultivator frame can be unloaded when different functional requirements of the micro-cultivator are met, so that the weight of the whole machine is reduced by more than 10%; meanwhile, the foundation weight of the micro-cultivator frame is reduced, so that the micro-cultivator frame is beneficial to the movement of customers, particularly the old and mountain customers;

fifthly, the utility model can be used for cultivating in paddy field, because the floating plate is arranged on the frame of the mini-tiller, the mini-tiller is not easy to sink under the action of the floating plate when cultivating in paddy field, and the operation is more labor-saving; simultaneously this kickboard compares in current flotation tank, and this design has the appearance and is little, light in weight, and is with low costs, advantages such as convenient transport.

Drawings

Fig. 1 is a front view of a light-duty mini-tiller frame of the present invention.

Fig. 2-3 are perspective views of a light mini-tiller frame of the utility model.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

example (b): referring to fig. 1-3, a light mini-tiller frame comprises a main frame 1, a handrail frame connecting pipe 2, an angle beam 3, a power assembly mounting plate 4, a floating plate 5 and a resistance rod 6.

The main frame 1 has a longitudinal direction along the front-rear direction.

The main frame 1 comprises two strip-shaped beam plates 1-1, reinforcing pins 1-2 and two reinforcing plates 1-3; the two strip-shaped beam plates 1-1 are arranged in parallel and symmetrically at left and right intervals; the left end and the right end of the reinforcing pin 1-2 are respectively inserted and abutted against the middle parts of the two strip-shaped beam plates 1-1 or are welded and fixed into a whole, and the left end and the right end of the reinforcing plate 1-3 are respectively welded and fixed with the rear ends of the two strip-shaped beam plates 1-1; the two reinforcing plates 1-3 are distributed up and down, so that the simultaneous up and down reinforcement can be realized; two transmission assembly installation parts 1-11 protruding downwards are symmetrically arranged on the two strip-shaped beam plates 1-1 respectively.

Specifically, the two reinforcing plates 1-3 are distributed up and down.

Because the main frame 1 is connected with the two strip-shaped beam plates 1-1, the reinforcing pins 1-2 and the reinforcing plates 1-3 to form an integral structure, compared with the existing main frame and auxiliary frame which are assembled in a split way, the main frame has the advantages of simple structure, less components, less manufacturing processes and required dies, less welding positions and welding areas, less required clamps, no deformation after being stressed in the front and rear directions, better quality control, more attractive appearance, reduction of the cost of the whole machine and the like. Secondly, because the gap between the two strip-shaped beam plates 1-1 is not solid, the weight is light, the overall strength of the main frame 1 is improved through the reinforcing pins 1-2 and the reinforcing plates 1-3, and the two strip-shaped beam plates 1-1 can keep parallel at a fixed interval and are not easy to bend after being stressed. In addition, the two transmission assembly mounting parts 1-11 protrude downwards, so that the appearance height in the vertical direction is increased, and the rigidity and the strength of the position are improved, so that the transmission assembly is not easy to deform in working after being assembled, the reliability and the stability of the transmission assembly in working are ensured, and enough rigid support can be provided to reduce vibration; and the transmission assembly mounting portion 1-11 and the bar-shaped beam plate 1-1 are an integral piece without welding.

The main frame 1 has a frame attachment hole 101 at its front end. Specifically, a pair of frame connecting holes 101 are symmetrically arranged at the front ends of the two strip-shaped beam plates 1-1.

The back end of the main frame 1 is fixed with a handrail frame connecting pipe 2. Specifically, the handrail frame connecting pipe 2 is welded and fixed at the rear ends of the two strip-shaped beam plates 1-1.

The middle part of the main frame 1 is welded and fixed with an angle beam 3. Specifically, the corner beam 3 is fixed on the lower surface of the middle part of the two strip-shaped beam plates 1-1 by welding.

The middle part of the main frame 1 is fixedly provided with a power assembly mounting plate 4.

The corner beam 3 and the powertrain mounting plate 4 are distributed fore and aft.

The corner beam 3 is provided with a mudguard connecting hole 301; the two drive assembly mounts 1-11 are located forward of the corner beam 3.

Preferably, a plurality of pairs of transmission assembly mounting holes 102 are symmetrically arranged on the two transmission assembly mounting parts 1-11. The pairs of transmission assembly mounting holes 102 are used for fixedly connecting the transmission assemblies during assembly. The transmission assembly is fixedly connected with the transmission assembly mounting hole 102 through the second bolt component 8.

Furthermore, the resistance bar 6 is arranged on the reinforcing plate 1-3; the floating plate 5 is arranged below the power assembly mounting plate 4, the front end and the rear end of the floating plate 5 are respectively connected with the corner beam 3 and the resistance rod 6, and the front end of the floating plate 5 is connected with the corner beam 3. Because the floating plate 5 is arranged on the frame of the mini-tiller, the mini-tiller is not easy to sink under the action of the floating plate 5 when used for tilling a paddy field, and the mini-tiller is more labor-saving to operate. Meanwhile, compared with a buoyancy tank, the floating plate 5 has the advantages of small appearance, light weight, low cost, convenience in carrying and the like.

Furthermore, the position and the height of the resistance rod 6 fixed on the main frame 1 are adjustable; the rear end of the floating plate 5 is rotatably connected with the lower end of the resistance rod 6, and the front end of the floating plate 5 is rotatably connected with the corner beam 3. When the floating plate is used, the front end and the rear end of the floating plate 5 can change along with the height change of the rotating resistance rod 6 through the adjustment of the resistance rod 6, and the two sides of the floating plate 5 do not need to be adjusted simultaneously, so the adjustment is very convenient, and the time and the labor are saved.

In the embodiment, the position and the height of the resistance rod 6 fixed on the main frame 1 can be adjusted.

Specifically, two resistance rod mounting holes 1-31 are symmetrically arranged on the two reinforcing plates 1-3.

Specifically, the two resistance bar mounting holes 1-31 are provided with the resistance bar 6 in a penetrating manner, the section of the resistance bar 6 is rectangular, and the resistance bar mounting holes 1-31 are rectangular holes.

Specifically, two locking holes 103 are symmetrically arranged at the rear ends of the two strip-shaped beam plates 1-1, a plurality of adjusting holes 6-1 are vertically arranged on the resistance rod 6 at intervals, and the adjusting holes 6-1 and the two locking holes 103 are fixedly locked through pin or bolt assemblies 6-2. Meanwhile, the main frame 1 and the resistance rods 6 can be fixedly connected according to the adjusting holes 6-1 with different heights, and the position of the resistance rods 6 fixedly arranged on the main frame 1 can be adjusted according to the height.

Further, the strip beam plate 1-1 is provided with a front-back adjusting hole 104 for connecting with the power assembly mounting plate 4. Specifically, the front-rear adjusting hole 104 is a strip-shaped hole and the length direction thereof is in the front-rear direction. The power assembly mounting plate 4 is fixedly connected with the front-rear adjusting hole 104 through a first bolt 7.

The power assembly mounting plate 4 is provided with a left adjusting hole 4-1 and a right adjusting hole 4-1 which are used for being connected with a power assembly. Specifically, the left and right adjusting holes 4-1 are strip-shaped holes and the length direction thereof is along the left and right direction. Thus, the fixing position of the power assembly mounting plate 4 can be adjusted back and forth through the back and forth adjusting hole 104, and the position of the power assembly mounted on the power assembly mounting plate 4 can be adjusted. In addition, the position of the power assembly fixedly arranged on the left and right adjusting holes 4-1 can be adjusted left and right through the left and right adjusting holes 4-1. Because the left and right adjustable holes and the front and back adjustable holes are arranged, different power assemblies can be conveniently matched and connected with the transmission assembly, and different power types such as motors, diesel engines or gasoline engines are selected for driving, so that the multifunctional assembly requirement is met.

Preferably, the floating plate 5 includes a front inclined section 5-1 and a rear horizontal section 5-2. And the front inclined section 5-1 can greatly reduce the resistance when the mini-tiller moves forward.

Preferably, the included angle between the front inclined section 5-1 and the rear horizontal section 5-2 is 145-160 °.

Preferably, the flat edge 3-1 of the corner beam 3 is fixedly connected with the main frame 1, and the vertical edge 3-2 of the corner beam 3 is fixedly provided with a floating plate connecting lug 3-3. Specifically, the rear end of the floating plate 5 is fixedly welded with a rear connecting seat 5-3, the rear connecting seat 5-3 is rotatably connected with the lower end of the resistance rod 6 through a rotating pin, the front end of the floating plate 5 is fixedly welded with two front connecting sleeves 5-4, and the two front connecting sleeves 5-4 are rotatably connected with two floating plate connecting lugs 3-3 through rotating shafts.

The utility model has the following characteristics and is analyzed as follows:

the main frame is connected with the reinforcing plates through the two strip-shaped beam plates, the reinforcing pins and the reinforcing plates to form an integral structure, and compared with the existing main frame and auxiliary frame which are assembled in a split mode, the main frame has the advantages of simple structure, few components, few manufacturing procedures and required mold clamps, few welding positions and welding areas, no deformation after being stressed in the front-back direction, better quality control, more attractive appearance, capability of reducing the cost of the whole machine and the like;

fifthly, the micro-cultivator frame can be used for being used for cultivating in a paddy field, and the micro-cultivator frame is not easy to sink under the action of the floating plate when the paddy field is cultivated due to the fact that the floating plate is arranged on the micro-cultivator frame, and operation is labor-saving; simultaneously this kickboard compares in current flotation tank, and this design has the appearance and is little, light in weight, and is with low costs, advantages such as convenient transport.

The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a frame is ploughed to light-duty declining which characterized in that: comprises a main frame (1), wherein the length direction of the main frame (1) is along the front-back direction;

the front end of the main frame (1) is provided with a frame connecting hole (101), and the rear end of the main frame (1) is fixed with a handrail frame connecting pipe (2);

an angle beam (3) and a power assembly mounting plate (4) are fixed in the middle of the main frame (1), and the angle beam (3) and the power assembly mounting plate (4) are distributed in the front and back;

the corner beam (3) is provided with a mudguard connecting hole (301);

the main frame (1) comprises two strip-shaped beam plates (1-1), reinforcing pins (1-2) and reinforcing plates (1-3); the two strip-shaped beam plates (1-1) are arranged in parallel and symmetrically at intervals left and right; the left end and the right end of the reinforcing pin (1-2) are respectively connected with the two strip-shaped beam plates (1-1); the left end and the right end of the reinforcing plate (1-3) are respectively connected with the rear ends of the two strip-shaped beam plates (1-1); two downward protruding transmission assembly installation parts (1-11) are symmetrically arranged on the two strip-shaped beam plates (1-1) respectively, and the two transmission assembly installation parts (1-11) are located in front of the corner beam (3).

2. The light-duty mini-tiller frame of claim 1, wherein: and a plurality of pairs of transmission assembly mounting holes (102) are symmetrically arranged on the two transmission assembly mounting parts (1-11).

3. A light-duty mini-tiller frame as in claim 1 or 2, wherein: the resistance bar (6) is arranged on the reinforcing plate (1-3); a floating plate (5) is arranged below the power assembly mounting plate (4), and the front end and the rear end of the floating plate (5) are respectively connected with the corner beam (3) and the resistance rod (6).

4. The light-duty mini-tiller frame of claim 3, wherein: the position and the height of the resistance rod (6) fixed on the main frame (1) are adjustable; the rear end of the floating plate (5) is rotatably connected with the lower end of the resistance rod (6), and the front end of the floating plate (5) is rotatably connected with the corner beam (3).

5. The light-duty mini-tiller frame of claim 1, wherein: the two reinforcing plates (1-3) are distributed up and down.

6. The light-duty mini-tiller frame of claim 1, wherein: the strip beam plate (1-1) is provided with a front and back adjusting hole (104) used for being connected with the power assembly mounting plate (4), and the power assembly mounting plate (4) is provided with a left and right adjusting hole (4-1) used for being connected with the power assembly.

7. The light-duty mini-tiller frame of claim 3, wherein: the floating plate (5) comprises a front inclined section (5-1) and a rear horizontal section (5-2).

8. The light-duty mini-tiller frame of claim 7, wherein: the included angle between the front inclined section (5-1) and the rear horizontal section (5-2) is 145-160 degrees.

9. The light-duty mini-tiller frame of claim 3, wherein: the flat edge (3-1) of the corner beam (3) is fixedly connected with the main frame (1), and the vertical edge (3-2) of the corner beam (3) is fixed with a floating plate connecting lug (3-3).