CN201663799U - Device with straight line elevating in swing process - Google Patents
Device with straight line elevating in swing process Download PDFInfo
- Publication number
- CN201663799U CN201663799U CN2010201365077U CN201020136507U CN201663799U CN 201663799 U CN201663799 U CN 201663799U CN 2010201365077 U CN2010201365077 U CN 2010201365077U CN 201020136507 U CN201020136507 U CN 201020136507U CN 201663799 U CN201663799 U CN 201663799U
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- swing
- principal arm
- sliding bar
- lifting
- curve
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Abstract
The utility model relates to a device with straight line elevating in the swing process, comprising a curve ruler fixed on a tractor, a concentric through hole and a curved groove hole are opened on the curve ruler; a swing principal arm, the head of which is connected to the concentric through hole on the curve ruler via a rotating shaft, the middle is connected to the lower cross bar of the hanger bracket via a principal arm connecting plate, the end is provided with a guiding base, the swing principal arm is provided with two upper and lower straight slotted holes which are at a certain angle, the center lines of the two slotted holes merge at the concentric through hole; the front of an upper sliding bar goes through a curved groove hole and an upper straight line slotted hole simultaneously via a connecting pin; the front of a lower sliding bar goes through a curved groove hole and a lower straight line slotted hole simultaneously via a connecting pin; the ends of the upper sliding bar and the lower sliding bar respectively go through two pilot holes on the guiding base, and are connected to a connecting base, the lower sliding bar is connected to the base of the connecting base, the upper sliding bar is movably connected to the guide rod of the connecting base. The device in the utility model can realize the purpose of the straight line elevating of the tractor hanging machine and tool in the swing process.
Description
Technical field
The utility model relates to a kind of mechanical lifting gear, particularly about the device in the lifting of swing process cathetus a kind of and the large and middle tractor configuration.
Background technology
The company of tractor and the rearmounted facility mode of hanging has two kinds of forms usually both at home and abroad at present, and the one, directly carry out towed connection, the 2nd, articulate by the hydraulic lift hitch that can realize lifting action.The bikini that is connected to of hydraulic lift hitch and rearmounted facility is connected (rearmounted facility are connected with central tie rod on two lower connecting plates on the hydraulic lift hitch).The tractor hydraulic oil cylinder promotes the lift arm of hydraulic lift hitch, and lift arm pulling vertical connecting rod moves up and down.Vertical connecting rod drives two lower connecting plates again and swings up and down with certain point of tractor, thereby realizes the lifting of rearmounted facility.Though this structure is 3 connections, motion essence is still four-bar linkage.The motion of the facility that therefore, are draped is the swing type motion.This suspension arrangement has the machinery of rectilinear motion requirement can not be fine satisfied for some, as the drilling machine of breaking ground, soil earth auger etc., adopt such configuration mode to move up and down, the center line of drill bit constantly changes, the power of constantly changing for front and back of tractor, make tractor produce very large vibration, reactance capacity consumption is big, and operating personnel are easy to fatigue.The relevant technologies personnel attempt to improve the operating characteristic of this device to adjust the relative size that connects each part both at home and abroad, but the shuttle-type architectural characteristic of this device determines it fundamentally not to be improved.If adopt the structure of upright drill, not only complex structure, and cost is bigger, is difficult for and the tractor configuration.Therefore, provide a kind of device, require it simple in structure, be easy to and tractor configuration, and can drive the facility that articulated also can the straight line elevating movement in swing process, the needs that a kind of like this device becomes technical difficult point and produces.
Summary of the invention
At the problems referred to above, the purpose of this utility model proposes a kind of being easy to and tractor configuration exactly, and is simple in structure, can realize the facility that the articulated device in the lifting of swing process cathetus.
For achieving the above object, the utility model is taked following technical scheme: a kind of device in the lifting of swing process cathetus, it is characterized in that: it comprises that one is fixed on curve ruler on the tractor body, that be positioned at hanger bracket sheer pole top, offers a concentric through hole and a curve slotted eye on the described curve ruler; One swing principal arm, head offers a centre bore, circle such as described centre bore and described curve ruler concentric pylone concentric, wearing described centre bore simultaneously by a rotating shaft is connected described swing principal arm with concentric pylone with curve ruler, described swing principal arm middle part is connected with described hanger bracket sheer pole by a principal arm connecting plate, described swing principal arm afterbody is provided with guide holder, offer on the described guide holder two angled on, following pilot hole, described swing principal arm side offer two angled on, following straight line slotted eye, the described pilot hole of going up overlaps with last straight-line groove centerline hole, described pilot hole down overlaps with following straight-line groove centerline hole, and on, two center lines intersect at the centre bore of described swing principal arm down; Sliding bar on one, front end have a connecting pin, and described connecting pin is located in the curve slotted eye of described curve ruler simultaneously and swings in the last straight line slotted eye of principal arm; Sliding bar once, front end has another connecting pin, and described another connecting pin is located in the following straight line slotted eye of the curve slotted eye of described curve ruler and swing principal arm simultaneously; The described end of going up sliding bar and lower slider bar wore the upper and lower pilot hole on the described guide holder respectively, was connected on the facility Connection Block.
Described curve ruler is welded by a biside plate and a transverse plate, offers described concentric pylone and described curve slotted eye on described biside plate correspondence position respectively, and described swing principal arm is folded between the described biside plate, and connects by described rotating shaft.
One end of described principal arm connecting plate is connected with described swing principal arm with pin by connector, and the other end of described principal arm connecting plate is connected with the oscillation end of described hanger bracket sheer pole.
Described swing principal arm is a square blank pipe, offers described centre bore at the head of described square blank pipe, and the and arranged on left and right sides wall of described square blank pipe is welded with two flat boards, and correspondence offers described upper and lower two straight line slotted eyes on described two flat boards.
Described Connection Block comprises a base and a vertical guide rod.Described lower slider bar end has a big joint fork, is connected to by pin on the base of described Connection Block.The described end of going up sliding bar has a big joint fork, and described big joint is stuck and is provided with a rotating collar, and the described collar is set on the guide rod of described Connection Block.
The described collar extends radially out axle by an adapter ring and two to be formed, and described two extend radially out on two arm that are plugged in the big joint fork of sliding bar rotationally, and adapter ring is set on the described guide rod.
The utility model is taked technique scheme, have the following advantages: 1, the utility model designs at the concrete structure of large and middle tractor, be easy to and large and middle tractor configuration, and made full use of the hydraulic lift hitch of main frame, realized the swing principal arm the swing lifting.2, the utility model is provided with a curve ruler, on curve ruler, offer concentric pylone and curve slotted eye, a swing principal arm is set, on the swing principal arm, offer oscillation center hole and two straight line slotted eyes, the swing principal arm is connected by the rotating shaft of passing concentric pylone and centre bore with curve ruler, realizes swing; Two upper and lower sliding bars are limited in curve slotted eye and the straight line slotted eye separately simultaneously by connecting pin respectively, make two sliding bars to move along the biosynthesis locus of curve slotted eye and straight line slotted eye.3, two sliding bars are located in respectively again simultaneously in two pilot holes on the guide holder, and two pilot holes limit the swing of two sliding bars respectively, make two sliding bars finally can only move along its axis direction.4, the end of two sliding bars connects a connecting seat, the connection of Connection Block bottom articulates facility, wherein, last sliding bar is connected in the guide rod of Connection Block by the Movable loop of installing on it, and the lower slider bar is connected on the base of Connection Block, and two sliding bars are when motion, last sliding bar slides on guide rod, and can adjust angle by the collar, and make Connection Block be in vertical state all the time, articulate the lifting of facility straight line thereby drive.5, the utility model mechanism is scientific and reasonable, and is simple compact, easy for installation, and easy operating can significantly reduce the vibration of locomotive fore-and-aft direction, reduces the consumption of idle work, alleviates operating personnel's fatigue, increases work efficiency.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present utility model
Fig. 2 is the utility model curve ruler and swing principal arm connection diagram
Fig. 3 is the utility model curve ruler structural representation
Fig. 4 is the utility model swing principal arm structural representation
Fig. 5 is the A-A cutaway view of Fig. 1
Fig. 6 is the utility model lower slider bar structural representation
Fig. 7 is a sliding bar structural representation on the utility model
Fig. 8 is the connection diagram that goes up sliding bar and guide rod
Embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
As shown in Figure 1, the utility model device comprises that one is erected at the curve ruler 2 on the tractor body 1, and curve ruler 2 is by curve ruler upper mounted plate 3, curve ruler bottom plate 4 and be bolted to the outside (as shown in Figure 2) of two central tie rods 5 on the tractor body 1.As shown in Figure 3, curve ruler 2 is welded by a biside plate and a transverse plate, and correspondence position offers concentric pylone 6 and curve slotted eye 7 respectively on biside plate.
Be provided with the tractor hanger bracket sheer pole 8 that is connected on the tractor body 1 below the curve ruler 2.Sheer pole 8 is a spot wobble with the end near tractor body, and the side plate of curve ruler 2 is parallel with the plane of oscillation of sheer pole 8.
As shown in Figure 1 and Figure 2, in the inboard of two central tie rods 5, also be the inboard of curve ruler 2 biside plates simultaneously, just in their common affiliated neutral gears, be provided with a swing principal arm 9.Swing principal arm 9 is a stock, and its head is folded in their neutral gear, and middle part and afterbody stretch out outside curve ruler 2.Swing principal arm 9 heads offer a centre bore 10 (as shown in Figure 4), pass the concentric pylone 6 of two curve rulers 2, the connecting hole of two central tie rods 5 and the centre bore of swing principal arm 9 by a rotating shaft 11, make them couple together, the centre bore of the connecting hole of the concentric pylone of curve ruler 2, two central tie rods 5 and swing principal arm 9 is waiting on the circle concentric.Have a fixed gap because the width of neutral gear greater than the head thickness of swing principal arm 9, is therefore swung between principal arm 9 and two central tie rods 5, swing principal arm 9 can 11 rotate in neutral gear around the shaft.In swing principal arm 9 middle parts, connected a principal arm connecting plate 13 by connecting pin 12, the lower end of principal arm connecting plate 13 has been connected to the swinging end of sheer pole 8 by connecting pin 14.When the sheer pole 8 of tractor hanger bracket promoted principal arm connecting plate 13 because of swing, swing principal arm 9 will be the center swing with rotating shaft 11.
Aforementionedly shown that problem to be solved in the utility model is not only to realize articulating the swing lifting of facility, but will be implemented in the straight line lifting in the swing process.Therefore, as the swing principal arm 9 of critical component, the utility model has provided preferred embodiment, shown in Fig. 4,5, in this embodiment, swing principal arm 9 comprises a long square blank pipe 15, offers the centre bore 10 that is used to wear described rotating shaft 11 at the front end of square blank pipe 15.At the middle part of square blank pipe 15 welding a connection piece 16, connecting pin 12 passes connector 16 and is connected with principal arm connecting plate 13 with realization.On the two side of square blank pipe 15, respectively weld a flat board 17, each dull and stereotyped 17 and the square blank pipe sidewall that welded on, all offer upper and lower twice straight line slotted eye 18,19, upper and lower straight line slotted eye 18,19 angled settings, their center line intersects at the concentric pylone 6 on the described curve ruler 2, also promptly swinging the centre bore 10 of principal arm 9 front ends, also is the connecting hole of central tie rod 5, circle concentric such as three holes.
Other has on the critical component one sliding bar 20 and sliding bar 21 once, as Fig. 1, shown in Figure 5, both front ends all have through hole, one connecting pin 22, pass the last straight line slotted eye 18 on the through hole of sliding bar 20 and the curve slotted eye 7 on the curve ruler 2, the swing principal arm 9, will go up sliding bar 20, curve ruler 2, swing principal arm 9 threes connection.
One connecting pin 23 passes the following straight line slotted eye 19 on the through hole of lower slider bar 21 and the curve slotted eye 7 on the curve ruler 2, the swing principal arm 9, and lower slider bar 21, curve ruler 2, swing principal arm 9 threes are connected.
Because connecting pin 22 is through curve slotted eye 7 simultaneously and goes up in the straight line slotted eye 18, so, the motion of connecting pin 22 and last sliding bar 20 through hole ends is constrained in the last straight-line groove 18 of curve slotted eye 7 on the curve ruler 2 and swing principal arm 9, and connecting pin 22 pullings are gone up sliding bar 20 and moved along the biosynthesis locus of curve slotted eye 7 and last straight line slotted eye 18.
In like manner, because connecting pin 23 is through in curve slotted eye 7 and the following straight line slotted eye 19 simultaneously, so, the motion of connecting pin 23 and lower slider bar 21 through hole ends is constrained on the curve slotted eye 7 on the curve ruler 2 and swings in the following straight-line groove 19 of principal arm 9, and connecting pin 23 pulling lower slider bars 21 move along the biosynthesis locus of curve slotted eye 7 with following straight line slotted eye 19.
On the other hand, the afterbody at square blank pipe 15 connects a guide holder 24 with flange form bolt.Offer two pilot holes on the guide holder 24, last sliding bar 20 and lower slider bar 21 wore two pilot holes respectively, the center line junction direction of two pilot holes is towards curve ruler 2, and two pilot hole center lines respectively with last straight line slotted eye 18 center lines of swing principal arm 9, following straight line slotted eye 19 central lines of swinging principal arm 9, intersect at the concentric pylone 6 on the described curve ruler 2 at last, also promptly swing the centre bore 10 of principal arm 9 front ends, also be the connecting hole of central tie rod 5, on the concentric such as circle such as grade in three holes.Therefore, at curve slotted eye 7, upper and lower straight line slotted eye 18,19, and under the acting in conjunction of guide holder 23 pilot holes, last sliding bar 20 and lower slider bar 21 are restricted to and can only do stretching motion along the axis direction of bar separately.
As Fig. 6, shown in Figure 7, the end of last sliding bar 20 and lower slider bar 21 all has big joint fork.As shown in Figure 1, after last sliding bar 20 and lower slider bar 21 passed guide holder 24, terminal all pitching by big joint separately was connected on a connecting seat 25.Connection Block 25 comprises that a base 26 and fixedly is plugged in the vertical guide rod 27 in the base.Wherein, lower slider bar 21 terminal big joint forks plug base 26 positions of Connection Block 25, and are connected with base 26 by pin; As shown in Figure 8, the terminal big joint of last sliding bar 20 is stuck, and is provided with a collar 28, and the collar 28 extends radially out axle by an adapter ring and two to be formed, and two extend radially out on two arm that are plugged in big joint fork rotationally, and adapter ring is set on the guide rod 27.When last sliding bar 20 and lower slider bar 21 in the main swing arm process during along principal arm two straight-line groove moving linearlies, because main swing arm angle difference, the distance at two joint fork centers also constantly changes, therefore the collar 28 can slide up and down and adjust angle around guide rod 27, satisfies the requirement that two joint fork centre distances constantly change.
The course of work of the present utility model is as follows:
Under the swing of the sheer pole 8 of tractor suspension arrangement, principal arm connecting plate 13 promotes or 9 swings of pulling swing principal arm.The connecting hole of swing principal arm 9 centre bores 10 around swing principal arm 9, curve ruler 8 concentric pylones 6, central tie rod 5, circle concentric such as three holes carries out the swing of above-below direction.Because the front end of last sliding bar 20 and lower slider bar 21 is connected by the connecting pin that constrains in the curved groove 7 on the curve ruler 2 and swing in two straight-line grooves on the principal arm 9 respectively.So swing principal arm 9 is when swinging, last sliding bar 20 and lower slider bar 21 all have two kinds of forms of motion, promptly along the rectilinear motion of swinging two straight-line grooves on the principal arm 9 and along the upper and lower of curve ruler 2 curved grooves to move.Because this structure of two straight-line grooves on curve ruler 2 curved grooves and the swing principal arm 9, swing the principal arm 9 terminal guide holders 24 that are provided with in addition, make swing principal arm 9 in the process of carrying out upper and lower swing, last sliding bar 20 and lower slider bar 21 can only be along axis direction stretching motions separately.This resultant motion of last sliding bar 20 and lower slider bar 21, the terminal in addition Connection Block structure that connects by Movable loop, the big joint fork center that makes the big joint of going up sliding bar 20 ends pitch center and lower slider bar 21 ends remains on the fixing vertical straight line, thereby make Connection Block 25 that the big joint fork of lower slider bar 21 ends connects in the process of following 9 swings of swing principal arm, remain vertical jacking condition.The lower end of Connection Block 25 articulates rearmounted facility.
Claims (10)
1. device in the lifting of swing process cathetus is characterized in that: it comprises the curve ruler that is fixed on the tractor body, is positioned at hanger bracket sheer pole top, offers a concentric through hole and a curve slotted eye on the described curve ruler;
One swing principal arm, head offers a centre bore, circle such as described centre bore and described curve ruler concentric pylone concentric, wearing described centre bore simultaneously by a rotating shaft is connected described swing principal arm with concentric pylone with curve ruler, described swing principal arm middle part is connected with described hanger bracket sheer pole by a principal arm connecting plate, described swing principal arm afterbody is provided with guide holder, offer on the described guide holder two angled on, following pilot hole, described swing principal arm side offer two angled on, following straight line slotted eye, the described pilot hole of going up overlaps with last straight-line groove centerline hole, described pilot hole down overlaps with following straight-line groove centerline hole, and on, two center lines intersect at the centre bore of described swing principal arm down;
Sliding bar on one, front end have a connecting pin, and described connecting pin is located in the curve slotted eye of described curve ruler simultaneously and swings in the last straight line slotted eye of principal arm;
Sliding bar once, front end has another connecting pin, and described another connecting pin is located in the following straight line slotted eye of the curve slotted eye of described curve ruler and swing principal arm simultaneously;
The described end of going up sliding bar and lower slider bar wore the upper and lower pilot hole on the described guide holder respectively, was connected on the facility Connection Block.
2. a kind of device as claimed in claim 1 in the lifting of swing process cathetus, it is characterized in that: described curve ruler is welded by a biside plate and a transverse plate, on described biside plate correspondence position, offer described concentric pylone and described curve slotted eye respectively, described swing principal arm is folded between the described biside plate, and connects by described rotating shaft.
3. a kind of device as claimed in claim 1 in the lifting of swing process cathetus, it is characterized in that: an end of described principal arm connecting plate is connected with described swing principal arm with pin by connector, and the other end of described principal arm connecting plate is connected with the oscillation end of described hanger bracket sheer pole.
4. a kind of device as claimed in claim 2 in the lifting of swing process cathetus, it is characterized in that: described swing principal arm is a square blank pipe, head at described square blank pipe offers described centre bore, the and arranged on left and right sides wall of described square blank pipe is welded with two flat boards, and correspondence offers described upper and lower two straight line slotted eyes on described two flat boards.
5. as claim 1 or 2 or 3 or 4 described a kind of devices in the lifting of swing process cathetus, it is characterized in that: described Connection Block comprises a base and a vertical guide rod.
6. as claim 1 or 2 or 3 or 4 described a kind of devices in the lifting of swing process cathetus, it is characterized in that: described lower slider bar end has a big joint fork, is connected to by pin on the base of described Connection Block.
7. a kind of device in the lifting of swing process cathetus as claimed in claim 5 is characterized in that: described lower slider bar end has a big joint fork, is connected to by pin on the base of described Connection Block.
8. as claim 1 or 2 or 3 or 4 described a kind of devices in the lifting of swing process cathetus, it is characterized in that: the described end of going up sliding bar has a big joint fork, described big joint is stuck and is provided with a rotating collar, and the described collar is set on the guide rod of described Connection Block.
9. a kind of device as claimed in claim 5 in the lifting of swing process cathetus, it is characterized in that: the described end of going up sliding bar has a big joint fork, described big joint is stuck and is provided with a rotating collar, and the described collar is set on the guide rod of described Connection Block.
10. a kind of as claimed in claim 8 or 9 device in the lifting of swing process cathetus, it is characterized in that: the described collar extends radially out axle by an adapter ring and two and forms, described two extend radially out on two arm that are plugged in the big joint fork of sliding bar rotationally, and adapter ring is set on the described guide rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201365077U CN201663799U (en) | 2010-03-09 | 2010-03-09 | Device with straight line elevating in swing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201365077U CN201663799U (en) | 2010-03-09 | 2010-03-09 | Device with straight line elevating in swing process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201663799U true CN201663799U (en) | 2010-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201365077U Expired - Fee Related CN201663799U (en) | 2010-03-09 | 2010-03-09 | Device with straight line elevating in swing process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201663799U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101785380A (en) * | 2010-03-09 | 2010-07-28 | 大同市机械化农业生态项目实验管理站 | Linear lifting device in swing process |
| CN103931303A (en) * | 2014-03-28 | 2014-07-23 | 中国农业科学院棉花研究所 | Tray punching machine based on parallel four-bar mechanism |
| CN111295959A (en) * | 2020-03-13 | 2020-06-19 | 山东弘宇农机股份有限公司 | External strong-pressure horizontal cylinder lifter for tractor |
-
2010
- 2010-03-09 CN CN2010201365077U patent/CN201663799U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101785380A (en) * | 2010-03-09 | 2010-07-28 | 大同市机械化农业生态项目实验管理站 | Linear lifting device in swing process |
| CN103931303A (en) * | 2014-03-28 | 2014-07-23 | 中国农业科学院棉花研究所 | Tray punching machine based on parallel four-bar mechanism |
| CN111295959A (en) * | 2020-03-13 | 2020-06-19 | 山东弘宇农机股份有限公司 | External strong-pressure horizontal cylinder lifter for tractor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101208 Termination date: 20150309 |
|
| EXPY | Termination of patent right or utility model |