CN106638741A - Suspension connecting device of forward-push type grader - Google Patents
Suspension connecting device of forward-push type grader Download PDFInfo
- Publication number
- CN106638741A CN106638741A CN201611134688.8A CN201611134688A CN106638741A CN 106638741 A CN106638741 A CN 106638741A CN 201611134688 A CN201611134688 A CN 201611134688A CN 106638741 A CN106638741 A CN 106638741A
- Authority
- CN
- China
- Prior art keywords
- cross bar
- linking arm
- connecting rod
- suspension
- chassis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
- E02F3/80—Component parts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a suspension connecting device of a forward-push type grader. The suspension connecting device of the forward-push type grader comprises a chassis on the bottom part of a tractor head. Two-belt first connecting arms are arranged on the chassis; second connecting arms are arranged on side walls of two sides of the chassis; the lower end of each second connecting arm is sequentially connected with a first connecting rod and a second connecting rod through hinged shafts; a first cross rod is connected between the two second connecting rods; third connecting arms are fixed onto inner walls of the two first connecting rods; a third cross rod is arranged between the third connecting arms; two third connecting rods are connected onto a side wall of the left end of the chassis; a supporting oil cylinder is arranged between each third connecting rod and each third cross rod; fourth cross rods of a suspension installing part of the forward-push type grader are arranged in installing slots of the first connecting arms; second connecting bases with locking hooks on the lower parts are arranged on the bottom part of the suspension installing part of the forward-push type grader; and hooks of the two second connecting bases are hung on the lower parts of the first cross rods. By adopting the structure, the suspension connecting device of the forward-push type grader achieves the effects on simple structure, convenience in hanging, firmness in hanging, long service life, low cost and high efficiency.
Description
Technical field
The present invention relates to a kind of suspension connection device of foward-push land leveller.
Background technology
At present, the suspension part of foward-push land leveller is connected with tractor head and is mostly hung using bearing pin connection or double leval jib
Connection, due to connectivity robustness it is poor, it is unstable during work, and off-axis or the generation by connecting rod bending phenomenon, not only shadow easily occur
Ring the duration but also potential safety hazard can be brought.
The content of the invention
The purpose of the present invention is a kind of simple structure, hangs convenient, hangs firm, long service life, low cost efficiency high
Foward-push land leveller suspension connection device.
A kind of suspension connection device of foward-push land leveller is the technical scheme is that, it includes being arranged on tractor machine
1 bottom chassis 2, it is characterised in that：The left end both sides one of the tractor head 1 is provided with vertical with the chassis 2
And the first linking arm 3 upwards, the free end of each first linking arm 3 is respectively equipped with mounting groove 4, the both sides of the chassis 2
The second downward linking arm 5, two second linking arms are respectively fixed with the wall of side and on the right side of first linking arm 3
There is first connecting rod 65 lower end by stud connection, and the other end of each first connecting rod 6 is connected respectively by hinge and second
Bar 7 connects, and the free end of second connecting rod 7 described in two is connected with the first cross bar 8, fixed in the inner left wall of first connecting rod 6 described in two
There is the 3rd downward linking arm 9, the free end described in two between the 3rd linking arm 9 is connected with the 3rd cross bar 10, the tractor
Two third connecting rods 11 are connected with by mounting seat on the left end side wall on the chassis 2 of head 1, each third connecting rod 11 it is another
End is hinged respectively with the hydraulic stem of stretch oil cylinder 12, and the bottom of stretch oil cylinder 12 is set on the described 3rd by bearing described in two
On cross bar 10, the right-hand member of a foward-push land leveller has suspension installation portion 13, the right-hand member both sides difference for hanging installation portion 13
One is provided with the first downward-sloping connecting seat 14, and the other end of the first connecting seat 14 is provided with the 4th cross bar 15 described in two,
4th cross bar 15 is arranged in the mounting groove 4 of first linking arm 3, the two bottom sides difference for hanging installation portion 13
Second connecting seat 16 for being provided with lower bands locking bail 18 of one, second connecting seat 16 is hooked on first cross bar 8 described in two
Bottom.
Technical scheme can also be the suspension installation portion 13 in side U-shaped, and left side is vertically connected between plate
Rotating shaft 17 is installed, the rotating shaft 17 is connected with the support body of the foward-push land leveller, the top for hanging installation portion 13
Installation oil cylinder 19 is connected with, activity is connected with steering cylinder 20, the top on front side of the top for hanging installation portion 13
Locking oil cylinder 12, installation oil cylinder 19 and steering cylinder 20 are distributed oil circuit by being arranged on the handle in the tractor head 1
Device is controlled.
The invention has the beneficial effects as follows being provided with and the chassis by the left end both sides one in the tractor head 1
2 vertical and the first linking arms 3 upwards, the free end of each first linking arm 3 is respectively equipped with mounting groove 4, the bottom
The second downward linking arm 5 is respectively fixed with the both sides side wall of disk 2 and on the right side of first linking arm 3, two described
There is first connecting rod 6 lower end of two linking arms 5 by stud connection, and the other end of each first connecting rod 6 passes through respectively hinge
It is connected with second connecting rod 7, the free end of second connecting rod 7 described in two is connected with the first cross bar 8, in the left side of first connecting rod 6 described in two
The 3rd downward linking arm 9 is fixed with wall, the free end described in two between the 3rd linking arm 9 is connected with the 3rd cross bar 10, institute
State and two third connecting rods 11 are connected with by mounting seat on the left end side wall on the chassis 2 of tractor head 1, each described third connecting rod
11 other end is hinged respectively with the hydraulic stem of stretch oil cylinder 12, and the bottom of stretch oil cylinder 12 is set on by bearing described in two
On 3rd cross bar 10, the right-hand member of a foward-push land leveller has suspension installation portion 13, the right-hand member for hanging installation portion 13
Respectively one is provided with the first downward-sloping connecting seat 14 for both sides, and the other end of the first connecting seat 14 is provided with the 4th described in two
Cross bar 15, the 4th cross bar 15 is arranged in the mounting groove 4 of first linking arm 3, the bottom for hanging installation portion 13
Second connecting seat 16 for being provided with lower bands locking bail 18 of both sides one respectively, the second connecting seat 16 described in two is hooked on described
The bottom of one cross bar 8；During work, installation oil cylinder 19 is first controlled by the handle in tractor head 1, made on suspension installation portion 13
The 4th cross bar 15 be arranged in the mounting groove 4 of first linking arm 3, control is being shunk by the handle in tractor head 1
Stretch oil cylinder processed 12, makes the locking bail 18 on the second connecting seat 16 be hooked on the bottom of first cross bar 8, then again by dragging
Handle jack-up stretch oil cylinder 12 in machine drawing head 1, such stretch oil cylinder 12 by first connecting rod 6 and second connecting rod 7 around hinge to
Under do appropriate deflection, the locking bail 18 while deflection on the second connecting seat 16 and first cross bar 8 form close-fitting and merge
Drive and hang installation portion 13 to bottom offset, the locking bail 18 on the second connecting seat 16 is firmly hooked on first cross bar 8,
And the 4th cross bar 15 be firmly located in the mounting groove 4 of the first linking arm 3, make the suspension installation portion 13 of foward-push land leveller and drag
Machine drawing head 1 is securely attached to together, forms integrative-structure, it is achieved thereby that simple structure, hangs convenient, hangs firm,
The effect of long service life, low cost efficiency high.
Description of the drawings
Fig. 1 is the structural representation of the present invention
1 in Fig. 1, tractor head, 2, chassis, the 3, first linking arm, 4, mounting groove, the 5, second linking arm, 6, first connecting rod, 7,
Second connecting rod, the 8, first cross bar, the 9, the 3rd linking arm, the 10, the 3rd cross bar, 11, third connecting rod, 12, stretch oil cylinder, 13, hang
Installation portion, the 14, first connecting seat, the 15, the 4th cross bar, the 16, second connecting seat, 17, rotating shaft, 18, locking bail, 19, installation oil cylinder,
20th, steering cylinder.
Specific embodiment
According to Fig. 1, the present invention relates to a kind of suspension connection device of foward-push land leveller, it is dilatory including being arranged on
The bottom chassis 2 of machine head 1, being provided with for the left end both sides one of the tractor head 1 is vertical with the chassis 2 and upwards
First linking arm 3, the free end of each first linking arm 3 is respectively equipped with mounting groove 4, on the both sides side wall of the chassis 2 and
The second downward linking arm 5, the lower end of two second linking arms 5 are respectively fixed with the right side of first linking arm 3
There is first connecting rod 6 by stud connection, the other end of each first connecting rod 6 is connected respectively by hinge with second connecting rod 7,
The free end of second connecting rod 7 described in two is connected with the first cross bar 8, is fixed with the inner left wall of first connecting rod 6 described in two downward
3rd linking arm 9, the free end described in two between the 3rd linking arm 9 is connected with the 3rd cross bar 10, the chassis of tractor head 1
Two third connecting rods 11 are connected with by mounting seat on 2 left end side wall, the other end of each third connecting rod 11 respectively with
The hydraulic stem of stretch oil cylinder 12 is hinged, and the bottom of stretch oil cylinder 12 described in two is set on the 3rd cross bar 10 by bearing
On, the right-hand member of a foward-push land leveller has and hangs installation portion 13, the suspension installation portion 13 is in side U-shaped, and left side connects up and down
Rotating shaft 17 is installed, the rotating shaft 17 is connected with the support body of the foward-push land leveller, the suspension installation portion between fishplate bar
13 top movable is connected with installation oil cylinder 19, and activity is connected with steering cylinder on front side of the top for hanging installation portion 13
20, the handle pair of the stretch oil cylinder 12, installation oil cylinder 19 and steering cylinder 20 by being arranged in the tractor head 1
Oil path distributor is controlled, and respectively one is provided with the first downward-sloping connecting seat for the right-hand member both sides for hanging installation portion 13
14, the other end of the first connecting seat 14 described in two is provided with the 4th cross bar 15, and the 4th cross bar 15 is arranged on described first and connects
Connect in the mounting groove 4 of arm 3, respectively one is provided with the second of lower bands locking bail 18 to the two bottom sides for hanging installation portion 13
Connecting seat 16, second connecting seat 16 is hooked on the bottom of first cross bar 8 described in two；During work, by tractor head 1
Handle first control installation oil cylinder 19, make the 4th cross bar 15 on suspension installation portion 13 be arranged on the peace of first linking arm 3
In tankage 4, control stretch oil cylinder 12 is being shunk by the handle in tractor head 1, making the locking bail on the second connecting seat 16
18 bottoms for being hooked on first cross bar 8, then pass through again the handle jack-up stretch oil cylinder 12 in tractor head 1, so
First connecting rod 6 and second connecting rod 7 are done downwards appropriate deflection by stretch oil cylinder 12 around hinge, the second connecting seat 16 while deflection
On locking bail 18 and first cross bar 8 form close-fitting and merge drive suspension installation portion 13 to bottom offset, the second connecting seat 16
On locking bail 18 be firmly hooked on first cross bar 8, and the 4th cross bar 15 is firmly located at the peace of the first linking arm 3
In tankage 4, make foward-push land leveller suspension installation portion 13 be securely attached to tractor head 1 together with, formed one tie
Structure, it is achieved thereby that simple structure, hangs convenient, hangs firm, long service life, the effect of low cost efficiency high.
Claims (2)
1. a kind of suspension connection device of foward-push land leveller, it includes being arranged on tractor head（1）Bottom chassis（2）, its
It is characterised by：The tractor head（1）Left end both sides one be provided with and the chassis（2）It is vertical and upwards first
Linking arm（3）, each described first linking arm（3）Free end be respectively equipped with mounting groove（4）, the chassis（2）Both sides side wall
Above and in first linking arm（3）Right side be respectively fixed with the second downward linking arm（5）, two second linking arms
（5）Lower end have first connecting rod by stud connection（6）, each described first connecting rod（6）The other end respectively by hinge with
Second connecting rod（7）Connection, second connecting rod described in two（7）Free end be connected with the first cross bar（8）, first connecting rod described in two（6）
The 3rd downward linking arm is fixed with inner left wall（9）, the 3rd linking arm described in two（9）Between free end be connected with the 3rd
Cross bar（10）, the tractor head（1）Chassis（2）Left end side wall on two third connecting rods are connected with by mounting seat
（11）, each described third connecting rod（11）The other end respectively with stretch oil cylinder（12）Hydraulic stem be hinged, oil is held out against described in two
Cylinder（12）Bottom the 3rd cross bar is set on by bearing（10）On, the right-hand member of a foward-push land leveller has to hang pacifies
Dress portion（13）, the suspension installation portion（13）Respectively one is provided with the first downward-sloping connecting seat for right-hand member both sides（14）,
First connecting seat described in two（14）The other end the 4th cross bar is installed（15）, the 4th cross bar（15）It is arranged on described first
Linking arm（3）Mounting groove（4）It is interior, the suspension installation portion（13）Two bottom sides respectively one is provided with lower bands locking bail
（18）The second connecting seat（16）, the second connecting seat described in two（16）It is hooked on first cross bar（8）Bottom.
2. the suspension connection device of a kind of foward-push land leveller according to claim 1, it is characterised in that：It is described to hang peace
Dress portion（13）In side U-shaped, being vertically connected between plate for left side is provided with rotating shaft（17）, the rotating shaft（17）It is flat with the foward-push
The support body connection of ground machine, the suspension installation portion（13）Top movable be connected with installation oil cylinder（19）, it is described to hang installation
Portion（13）Top front side activity be connected with steering cylinder（20）, the stretch oil cylinder（12）, installation oil cylinder（19）And steering
Oil cylinder（20）By being arranged on the tractor head（1）Interior handle is to oil path distributor control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611134688.8A CN106638741A (en) | 2016-12-11 | 2016-12-11 | Suspension connecting device of forward-push type grader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611134688.8A CN106638741A (en) | 2016-12-11 | 2016-12-11 | Suspension connecting device of forward-push type grader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106638741A true CN106638741A (en) | 2017-05-10 |
Family
ID=58824378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611134688.8A Pending CN106638741A (en) | 2016-12-11 | 2016-12-11 | Suspension connecting device of forward-push type grader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106638741A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB883640A (en) * | 1958-07-18 | 1961-12-06 | Adrolic Engineering Company Lt | An improved power lift hitch for motor driven vehicles |
| US6155588A (en) * | 1998-11-16 | 2000-12-05 | Maxey; Vernon | Tilting hitch for trailer |
| US20130214519A1 (en) * | 2011-12-08 | 2013-08-22 | Denis Theriault | Coupler for a vehicle and a vehicle comprising same |
| CN206337593U (en) * | 2016-12-11 | 2017-07-18 | 许永志 | A kind of suspension connection device of foward-push land leveller |
-
2016
- 2016-12-11 CN CN201611134688.8A patent/CN106638741A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB883640A (en) * | 1958-07-18 | 1961-12-06 | Adrolic Engineering Company Lt | An improved power lift hitch for motor driven vehicles |
| US6155588A (en) * | 1998-11-16 | 2000-12-05 | Maxey; Vernon | Tilting hitch for trailer |
| US20130214519A1 (en) * | 2011-12-08 | 2013-08-22 | Denis Theriault | Coupler for a vehicle and a vehicle comprising same |
| CN206337593U (en) * | 2016-12-11 | 2017-07-18 | 许永志 | A kind of suspension connection device of foward-push land leveller |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |