CN208701786U - Three-point suspension-type disk furrower - Google Patents

Abstract

The utility model discloses a kind of three-point suspension-type disk furrowers, including fixed station, ditching-disk, and force arm, drive axle, support base, depth adjustment and the mud guard being fixedly connected with fixed station, depth adjustment, ditching-disk and mud guard setting are ipsilateral in force arm；The drive axle includes driving axle housing, input shaft, and input shaft includes front propeller shaft, intermediate support assembly, inter-axle shaft, and intermediate support assembly and the support base are pivotally connected；The depth adjustment is arranged at the drive axle rear；The force arm is used to be mounted on the trifilar suspension frame of the tractor with rear-mounted power output shaft, and including the bottom frame being fixedly connected with the fixed station and the door shape frame being fixedly connected with the upper surface of bottom frame, bottom frame and fixed station are equipped with opening towards the obtuse angle of drive axle；Beneficial effect is: when the disk furrower work of the three-point suspension-type disk furrower is installed to eat native effect excellent compared with the effect that 180 ° of straight angles connect.

Description

Three-point suspension-type disk furrower

Technical field

The utility model relates to ditching fluting field of mechanical technique, and in particular to a kind of three-point suspension-type disk furrower.

Background technique

It needs to excavate channel during pre-buried pipeline, wire and cable, be taken time and effort by the way of hand digging, passed through Ji benefit be not it is very high, it is now existing to come into operation with the ditching equipment that tractor uses.Relatively common ditching equipment There are chain ditcher, disc type ditching machine, disc type ditching machine is generally used for hard soil block, such as the fluting of mattess.

The Chinese patent literature CN203878637U for being disclosed on October 15th, 2014 describes a kind of disk-type furrowing machine Including rack, ditching-disk, differential mechanism, shaft, protection hood, hydraulic cylinder, shaft coupling, limit for height traveling wheel；The shaft It is located at the middle and back of rack, the shaft lateral middle is equipped with differential mechanism, and differential mechanism is equipped with shaft coupling；The shaft is laterally right End is connected with ditching-disk, and the ditching-disk is equipped with two rows of evenly arranged cuttings, and the cutting is triangle, It circumferentially tilts clockwise；The protection hood sets the position close to ditching-disk on the rack；The machine Two groups of hydraulic cylinders are hinged on frame, the other end of hydraulic cylinder is equipped with hinge and buckles, and rack is all detained equipped with another hinge.The skill Art scheme power transmission effect is poor, is unfavorable for the formation of groove.

Utility model content

The goal of the invention of the utility model is to provide a kind of three-point suspension-type disk furrower, to solve prior art mid-game The technical problem of formula ditching machine power transmission effect difference.

In order to solve the above technical problems, the utility model adopts the following technical solution:

A kind of three-point suspension-type disk furrower, including fixed station, ditching-disk are designed, and is fixedly connected with fixed station Force arm, drive axle, support base, depth adjustment and mud guard, depth adjustment and mud guard are arranged in force arm It is ipsilateral；The drive axle includes driving axle housing, input shaft, and the speed reducing gear pair, the semiaxis that are arranged in driving axle housing, input Axis is sequentially connected by speed reducing gear pair and semiaxis, and the top of the fixed station is arranged in driving axle housing, and input shaft includes forward pass Moving axis, intermediate support assembly, inter-axle shaft, intermediate support assembly and the support base are pivotally connected；The depth adjustment It is arranged at the drive axle rear；The force arm is used to be mounted on the trifilar suspension frame of the tractor with rear-mounted power output shaft On, the front of the fixed station is set, is consolidated including the bottom frame being fixedly connected with the fixed station and with the upper surface of bottom frame Surely the door shape frame connected, bottom frame and fixed station are equipped with opening towards the obtuse angle of drive axle；The ditching-disk is mounted on described half The end of axis is equipped with cutter head on the outer peripheral surface of ditching-disk；The mud guard include upper mud guard, side plate and turn over mud cone Face, upper mud guard are fixedly connected by turning over the mud conical surface with side plate, and gap is equipped between mud guard and the ditching-disk.

Preferably, the support base is selected as the curved support plate for the two sides that two are separately positioned on the input shaft, arc One end of shape support plate and fixed station are welded to connect, and the other end is equipped with pivoted hole.

Preferably, the angle between the force arm and the fixed station is 160 °~175 °.The angle optimal value is 170°。

Preferably, the depth adjustment includes fixing seat, depthometer and the travelling wheel for being articulated in depthometer bottom end, depth The upper table surface for spending ruler perpendicular to fixed station is arranged in fixing seat, and fixing seat is fixedly connected with fixed station, in the side of fixing seat It is equipped with for making depthometer be located in the tight fixed bolt in fixing seat.

Compared with prior art, the utility model has the beneficial effects that force arm and fixed station are provided with obtuse angle, first is that three There is pushing and suspension status in point suspended disk furrower, for avoiding and the power output shaft of tractor and drive at work The transmission shaft contact that dynamic bridging connects, two are easy for suppressing the pushing force for the lifter that buries, three-point suspension-type disk furrower When disk furrower works to eat native effect excellent compared with the effect that 180 ° of straight angles connect.

Detailed description of the invention

Fig. 1 is a kind of structure chart of three-point suspension-type disk furrower of the utility model.

In figure, 1- fixed station, 2- force arm, 21- pin joint seat, 22- pin joint seat, 23- pin joint seat, 3- drive axle, 4- depth Regulating device, 41- fixing seat, 42- depthometer, 43- travelling wheel, the upper mud guard of 51-, 52- turn over the mud conical surface, 53- side plate, and 54- is put down Plate, 6- ditching-disk, 7- support base.

Specific embodiment

Illustrate specific embodiment of the present utility model with reference to the accompanying drawings and examples, but following embodiment only uses It is described in detail the utility model, does not limit the scope of the utility model in any way.

Embodiment 1: a kind of three-point suspension-type disk furrower, referring to Fig. 1, including fixed station 1, ditching-disk 6, Yi Jiyu Force arm 2, drive axle 3, support base 7, depth adjustment 4 and the mud guard 5 that fixed station 1 is fixedly connected, depth adjustment 4 It is arranged with mud guard 5 ipsilateral in force arm 2.In Fig. 1, fixed station 1 is the rectangle frame of rectangular steel pipe welding.

The top of fixed station 1, including driving axle housing, input shaft is arranged in drive axle 3, and is arranged in driving axle housing Speed reducing gear pair, semiaxis, input shaft are sequentially connected by speed reducing gear pair and semiaxis.Speed reducing gear pair includes at least two axis Gear reduction unit, the structure of drive axle can be found in the drive axle structure of automobile, and in Fig. 1, drive axle 3 only depicts rear axle housing, Fixed plate is welded with below rear axle housing, fixed plate is bolted with fixed station 1.In Fig. 1, due to ditching-disk 6 Size is larger, and force arm 2 is suitable for common three-point suspension-type tractor, and the length dimension of force arm 2 is relatively suitable for band The force arm for suppressing the tractor for the lifter that buries is short, therefore, the semiaxis that input shaft needs that two sections is selected to connect by shaft joint, At the semiaxis that this two section is connected by shaft joint, need to increase intermediate supports.I.e. input shaft includes front propeller shaft, intermediate support Assembly, inter-axle shaft.

Depth adjustment 4 includes fixing seat 41, depthometer 42 and the travelling wheel 43 for being articulated in 42 bottom end of depthometer, depth Ruler 42 is arranged in fixing seat 41 perpendicular to the upper table surface of fixed station 1, and fixing seat 41 is welded and fixed with fixed station 1, in fixing seat 41 side is equipped with the tight fixed bolt (not marking) for being located in depthometer 42 in fixing seat 41.In Fig. 1, depthometer is Rectangular steel pipe is equipped with the multiple holes cooperated with tight fixed bolt in the side of rectangular steel pipe, this some holes is along the formation side of rectangular steel pipe To being equally spacedly arranged, blind hole can be, be also possible to perforate；Fixing seat 41 is equipped with the rectangle frame slightly larger than depthometer 42, this Sample depthometer 42 can be through in fixing seat 41.Depth adjustment 4 is arranged at 3 rear of drive axle, i.e. force arm 3 and depth tune Regulating device is separately positioned on the two sides of fixed station 1.

Force arm 2 is used to be mounted on the trifilar suspension frame of the tractor with rear-mounted power output shaft, and the setting of force arm 2 exists The front of fixed station 1, and be welded and fixed with fixed station 1, force arm 2 includes the bottom frame being welded and fixed with fixed station 1 and is welded on The door shape frame of bottom frame upper surface is respectively welded pin joint seat 21, pin joint seat 22 in the end of bottom frame, welds on the top of door shape frame There is pin joint seat 23.Pivoted hole is equipped on pin joint seat 21, pin joint seat 22 and pin joint seat 23.Bottom frame and fixed station 1 are equipped with opening court To the obtuse angle of drive axle 3, the range at the obtuse angle is 160 °~175 °, and the present embodiment selects 170 ° of optimal value.

Ditching-disk 6 is mounted on the end of semiaxis, offers mounting hole on the outer peripheral surface of ditching-disk 6, passes through installation The tail end of the cutter head in hole is connected with nut, is by bolted connection mounted on cutter head on the outer peripheral surface of ditching-disk 6.

In Fig. 1, support base 7 is selected as the curved support plate for the two sides that two are separately positioned on input shaft, curved support One end of plate and fixed station are welded to connect, and the other end is equipped with pivoted hole.When intermediate support assembly is installed, drive-connecting shaft is made to pass through pivot joint Hole, and be fixedly connected with the shell of intermediate support assembly, to realize the pivot connection of intermediate support assembly Yu support base 7.

Mud guard includes upper mud guard 51, side plate 53 and turns over the mud conical surface 52, and upper mud guard 51 is by turning over the mud conical surface 52 and side Plate 53 is welded to connect, and in Fig. 1, side plate 53 is welded and fixed by the muscle that angle steel is formed with fixed station, in 2 side of force arm, also Equipped with plate 54, plate 54 respectively with turn over the mud conical surface 52, side plate 53, fixed station 1, force arm 2 and be welded and fixed.The size of mud guard It should meet: be equipped with gap between mud guard and ditching-disk 6.

When installation, ditching-disk 6 is installed in the semiaxis end ipsilateral with mud guard 5, the transmission input shaft of drive axle 3 with The power output shaft of tractor is sequentially connected by input shaft.In use, by force arm 2 forward mounting portion and upper suspension part with The trifilar suspension frame of tractor is correspondingly connected with, and screws out tight fixed bolt, the depthometer 42 and fixing seat 41 of percentage regulation tune device 4 Relative position, then screw tight fixed bolt, be screwed into the end of tight fixed bolt in the hole of depthometer 42.

The utility model is described in detail above in conjunction with drawings and examples, still, the skill of technical field Art personnel, can also be to each specific in above-described embodiment it is understood that without departing from the purpose of the present invention Parameter changes, and forms multiple specific embodiments, is the common variation range of the utility model, no longer detailed one by one herein It states.

Claims (5)

1. a kind of three-point suspension-type disk furrower, including fixed station, ditching-disk, and the force being fixedly connected with fixed station Arm, drive axle, support base, depth adjustment and mud guard, depth adjustment and mud guard setting are ipsilateral in force arm；Institute Depth adjustment is stated to be arranged at the drive axle rear；The drive axle includes driving axle housing, input shaft, and setting is being driven Speed reducing gear pair, semiaxis in dynamic axle housing, input shaft are sequentially connected by speed reducing gear pair and semiaxis, and driving axle housing is arranged in institute State the top of fixed station；The ditching-disk is mounted on the end of the semiaxis, is equipped with knife on the outer peripheral surface of ditching-disk Head；The mud guard includes upper mud guard, side plate and turns over the mud conical surface, and upper mud guard is fixedly connected by turning over the mud conical surface with side plate, Gap is equipped between mud guard and the ditching-disk；It is characterized in that, input shaft include front propeller shaft, intermediate support assembly, Inter-axle shaft, intermediate support assembly and the support base are pivotally connected；The force arm is exported for being mounted on band rear-mounted power On the tractor of axis, the front of the fixed station is set, including the bottom frame and and bottom frame being fixedly connected with the fixed station The door shape frame that is fixedly connected of upper surface, bottom frame and fixed station are equipped with opening towards the obtuse angle of drive axle.

2. three-point suspension-type disk furrower as described in claim 1, which is characterized in that the support base is selected as two points The curved support plate of the two sides of the input shaft is not set, and one end of curved support plate and fixed station are welded to connect, the other end Equipped with pivoted hole.

3. three-point suspension-type disk furrower as described in claim 1, which is characterized in that the force arm and the fixed station Between angle be 160 °~175 °.

4. three-point suspension-type disk furrower as described in claim 1, which is characterized in that the force arm and the fixed station Between angle be 170 °.

5. three-point suspension-type disk furrower as described in claim 1, which is characterized in that the depth adjustment includes solid Reservation, depthometer and the travelling wheel for being articulated in depthometer bottom end, depthometer are arranged perpendicular to the upper table surface of fixed station in fixing seat Interior, fixing seat is fixedly connected with fixed station, is equipped in the side of fixing seat tight in fixing seat for being located in depthometer Determine bolt.