CN101940137A

CN101940137A - Automatic film cutting device on film mulching hill-drop planter

Info

Publication number: CN101940137A
Application number: CN2010102706092A
Authority: CN
Inventors: 陈恒
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-09-02
Filing date: 2010-09-02
Publication date: 2011-01-12

Abstract

The invention relates to agricultural planters, in particular to an automatic film cutting device on a film mulching hill-drop planter, which automatically cuts a film and re-starts film mulching operation in a sowing operation process of the film mulching hill-drop planter. The automatic film cutting device belongs to a part of the film mulching hill-drop planter. The automatic film cutting device comprises a cutter rest 10, a film cutter 17, a clamping board 19 and a film cutter rotation drive device, wherein the film cutter 17 is hinged with a front end rotating shaft 18 of the cutter rest 17; the clamping board 19 is fixed on the front end rotating shaft 18 of the cutter rest; and the cutter rest 10 of the film cutter 17 is provided with a tension spring 16. The automatic film cutting device has the advantages that: the structure is simple and practical; the automatic film cutting device is arranged on the film mulching hill-drop planter, so that the film cutting and film-mulching starting can be carried out automatically, labor investment is saved, and production efficiency is greatly improved. The automatic film cutting device can be arranged on a shaft or bracket of each hill-drop drum to be used on many groups of film mulching machines.

Description

Automatic film-cutting equipment on the film planter of shop

Technical field

The present invention relates to a kind of agricultural seeding machine, particularly spread the film planter in the seeding operation process automatic mulching film breaking and restart to spread a kind of automatic film-cutting equipment of spreading on the film planter of film operation, belong to the parts on the film spreading and hill-drop drill.

Technical background

At present, the film-mulching technique of China is widely used in agricultural seeder.Common blanket film spreading and hill-drop drill, bunch planting cylinder and the combination of press mold wheel, earthing dish normally are installed on rolling stand, in the sowing rotary drum or be outside equipped with essence and measure kind of a device, plant parts such as case, in use this rolling stand is connected with the traction frame, is drawing device that fixing film roll is installed on the frame, fertilizer can etc.The traction frame can the index drum support rise and fall.At shop film cargo handling operation, in tractor walking beginning, at first need manually to strut film, the press mold wheel is pushed down two of film, along with earthing dish earthing, is pushed down by earthing two of film; But when tractor is walked the edge of a field, need turn around, need this moment the traction frame that rolling stand is lifted the next line planting after plastic covered, make the bunch planting cylinder break away from ground, simultaneously by manually mulch film being cut off, like this, not only increased the input of manpower, and made that the efficient of entire job is not high.

Summary of the invention

The objective of the invention is to above-mentioned the deficiencies in the prior art part, propose a kind of automatically disconnected film shop film device that can be applied on the film hole seeding arrangement of shop.

The object of the present invention is achieved like this:

The present invention mainly comprises knife rest 10, cutting membrane knife 17, clamping plate 19, drives the cutting membrane knife whirligig, and cutting membrane knife 17 is hinged with the tail end rotating shaft 18 of knife rest 10, and clamping plate 19 are fixed on the knife rest tail end, is provided with extension spring 16 in the middle of cutting membrane knife 17 and the knife rest 10; Described cutting membrane knife 17 is banded, and its cutting edge is a zigzag; Described clamping plate 19 are banded; Described driving cutting membrane knife whirligig is the device of hydraulic stem 1 by steel wire rope, assembly pulley and lever 7 series connection.

The technology of the present invention has the following advantages and is, simple and practical, by being installed on the film planter of shop, realize disconnected film and begin to spread the film automatic job, saved the input of hand labor power, improved production efficiency greatly, the present invention can be installed in respectively on the axle or bunch planting rolling stand of each bunch planting cylinder, realizes using on many group film-laying machines.

Description of drawings

Fig. 1 is the front view of the present invention when spreading the film operation;

Front view when Fig. 2 is the disconnected film operation of Fig. 1 of the present invention;

Fig. 3 is the vertical view of Fig. 1 of the present invention;

Fig. 4 is an I view among Fig. 1 of the present invention;

Fig. 5 is an II view among Fig. 2 of the present invention.

Embodiment

Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail.

Shown in accompanying

drawing

1,2,3,4,5, the label among the figure is represented respectively: 1-hydraulic stem, 2,5-steel wire rope, 3,6,14,29,31-pulley, 4-fertile case, 7-lever, 8-spring guide, 9-spring, 10-knife rest, 11-press mold wheel, 12,24,27-jointed shaft, 13-hinged seat, 15-press mold axle, 16-extension spring, 17-cutting membrane knife, 18-rotating shaft, 19-clamping plate, 20-film flating wheel, 21-earthing dish, 22-earthing plate rail, 23-drum shaft, 25-roller shelves, 26-mulch film, 28-cylinder pull bar, 30-frame.The present invention mainly comprises knife rest 10, cutting membrane knife 17, clamping plate 19, drives the cutting membrane knife whirligig, and cutting membrane knife 17 is hinged with the tail end rotating shaft 18 of knife rest 10, and clamping plate 19 are fixed on the knife rest tail end, is provided with extension spring 16 in the middle of cutting membrane knife 17 and the knife rest 10; Described cutting membrane knife 17 is the rectangle band shape, and its cutting edge is a zigzag; Described driving cutting membrane knife whirligig is the device of hydraulic stem 1 by

steel wire rope

2,5, pulley 3,6,14,29,31 and lever 7 series connection, make under the effect of hydraulic stem 1, realize the cooperation between cutting membrane knife 17 and the clamping plate 19, realize the partial cut film and grip the function of mulch film and knife rest lifting, remaining in the middle of small part do not cut off film can be under the pulling force of tractor tear fracture.Below by installation of the present invention and use structure of the present invention and function thereof are done further explanation so that technical staff of the same trade understands.The structure that present embodiment is showed also comprises connected other parts except that structure of the present invention.With reference to Fig. 1-5, as an overall work device, present embodiment comprises knife rest 10, pulley, lever 7, cutting membrane knife 17, extension spring 16, clamping plate 19, steel wire rope.Knife rest 10 is fixed on the hinged seat 13 by jointed shaft 12, and its end is fixed on the frame 30 by spring guide 8, and the other end is provided with disconnected film folder film device, and it mainly includes press mold axle 15, cutting membrane knife 17, clamping plate 19, extension spring 16; Cutting membrane knife 17 can rotate around press mold axle 15 by rotating shaft 18, and clamping plate 19 are fixed together with press mold axle 15, and cutting membrane knife 17 links together by the end of extension spring 16 with knife rest 10; Pulley 14 is fixed on the knife rest 10, and pulley 6 and pulley 29 are separately fixed at the top and the bottom of frame 30, and pulley 3 is fixed on the fertile case with pulley 31; By hydraulic stem 1 control, an end of steel wire rope 2 is fixed on the hydraulic stem 1 dipping and heaving of knife rest 10 by steel wire rope 2, and the other end links to each other with an end of knife rest 10 by pulley 3, pulley 31, pulley 29.Lever 7 is hingedly fixed on the frame, and an end of steel wire rope 5 is fixed on the lever 7, and the other end is fixed on an end of cutting membrane knife 17 by pulley 6, pulley 14, clamping plate 19, the contact of cutting membrane knife 17 and clamping plate 19 with separate by steel wire rope 5 by lever 7 controls.When the present invention spreads the film operation, hydraulic stem 1 descends, thereby spurs steel wire rope 2 downwards, and the guide effect of steel wire rope 2 by pulley 3,31,29 makes an end of knife rest 10 be subjected to tension to center on jointed shaft 12 and move downward, and compression spring 9, and the disconnected film folder of the other end of knife rest membrane portions built on stilts.This moment, roller shelves 25 was parastate with frame.Steel wire rope 5 is releasing orientation, and cutting membrane knife 17 separates with clamping plate 19 by the effect of extension spring 16, and the mulch film that is clipped between cutting membrane knife 17 and the clamping plate 19 falls earthward, and facility begin the planting after plastic covered operation.The effect of film flating wheel 20 is to push down the mulch film of completing, and prevents that mulch film from being swept by wind or other foreign material are propped and influences shop film effect.Treat that the film operation of delegation shop finishes when needing disconnected film, hydraulic stem 1 promotes built on stilts with frame 30, this moment, hydraulic stem upwards promoted, steel wire rope 2 is releasing orientation, with an end of the fixing knife rest 10 of steel wire rope 2 under the effect of spring 9 elastic force, knife rest 10 moves upward around jointed shaft 12, and the disconnected film folder of the other end of knife rest membrane portions then is pressed towards ground; When hydraulic stem 1 promotes built on stilts with frame 30, one end of roller shelves 25 also is raised along with the lifting of frame, this moment roller shelves not parallel with frame as shown in Figure 2, but to an end of depress lever 7, thereby make the other end of lever 7 move upward counterclockwise around jointed shaft 27, steel wire rope 5 is tightened up, steel wire rope 5 is by the effect of pulley 6,14, cutting membrane knife 17 is rotated around jointed shaft 18, cutting membrane knife 17 begins downwards around the press mold axle mulch film and soil one digging to stop operating up to contacting with clamping plate 19 from ground surface.Extension spring 16 is stretched, and the force of the breath that contacts with clamping plate by cutting membrane knife is with the film severing and clamp, and the film flating wheel 20 of this moment also is lifted away from ground.Begin the shop film operation of new delegation.

Though below design and example according to the object of the invention have been done to elaborate with reference to accompanying drawing; but those of ordinary skills can recognize; under the precondition that does not break away from the claim limited range; still can make various improvement and conversion to the present invention, and this improvement and conversion still should belong to protection scope of the present invention.

Claims

1. Automatic film-cutting equipment on the film planter of shop, it is characterized in that, comprise knife rest (10), cutting membrane knife (17), clamping plate (19), drive the cutting membrane knife whirligig, cutting membrane knife (17) is hinged with the tail end rotating shaft (18) of knife rest (10), clamping plate (19) are fixed on the knife rest tail end, are provided with extension spring (16) between cutting membrane knife (17) and the knife rest (10).

2. Automatic film-cutting equipment on the film planter of shop according to claim 1 is characterized in that, described cutting membrane knife (17) is banded, and its cutting edge is a zigzag.

3. Automatic film-cutting equipment on the film planter of shop according to claim 1 is characterized in that, described clamping plate (19) are banded.

4. Automatic film-cutting equipment on the film planter of shop according to claim 1 is characterized in that, described driving cutting membrane knife whirligig is the device of hydraulic stem 1 by rope, assembly pulley and lever (7) series connection.