CN215957229U - Installation device of harvester header hydro-cylinder - Google Patents
Installation device of harvester header hydro-cylinder Download PDFInfo
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- CN215957229U CN215957229U CN202121967608.3U CN202121967608U CN215957229U CN 215957229 U CN215957229 U CN 215957229U CN 202121967608 U CN202121967608 U CN 202121967608U CN 215957229 U CN215957229 U CN 215957229U
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Abstract
The utility model discloses a mounting device of a header oil cylinder of a harvester, which comprises an oil cylinder, an oil cylinder supporting rod and a connecting mechanism, wherein the connecting mechanism comprises: the mounting seat is mounted on the oil cylinder supporting rod; one side of the mounting seat close to the oil cylinder is provided with a positioning groove; the first mounting hole of the oil cylinder connecting rod is hinged with the first connecting part of the oil cylinder supporting rod; the second mounting hole is connected with the piston rod end of the oil cylinder; the third mounting hole is connected with the second connecting part of the mounting seat; a positioning boss is arranged on the oil cylinder connecting rod and matched with the opening positioning groove; the distance from the center shaft of the positioning boss to the circle center of the first mounting hole is the same as the distance from the center of the first connecting part to the center shaft of the positioning groove; the relative position size of the third mounting hole and the positioning boss is the same as the relative position size of the second connecting part and the positioning groove, the positioning structure between the oil cylinder connecting rod and the mounting seat is automatically aligned, a worker does not need to enter a machine to adjust and align the mounting hole, and the machine is safe and convenient.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to a mounting device for a cutting table oil cylinder of a harvester.
Background
The cutting table of the existing harvester is jacked up and retracted by a piston end of an oil cylinder to drive the cutting table to ascend and descend around a connecting shaft seat; when the cutting table is installed, an input transmission case on the cutting table is installed on a connecting shaft seat, the connecting shaft seat is fixed on a chassis, the cylinder body end of an oil cylinder is connected with a fixed seat on the chassis, and the piston end of the oil cylinder adopts the following mode when the input transmission case is connected at present:
firstly, mounting a mounting seat on an oil cylinder supporting rod connected with an input transmission box by using a bolt, wherein a connecting hole connected with the mounting seat is arranged at the piston end of the oil cylinder; however, when the oil cylinder piston is jacked up to enter the mounting seat, the mounting hole in the piston is difficult to align with the connecting hole in the mounting seat, a worker needs to drill below the machine to adjust the mounting hole in the piston to align with the connecting hole in the mounting seat during mounting, and then the mounting hole is fixed by penetrating through the pin shaft.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a mounting device for a cutting table oil cylinder of a harvester, and solves the problems.
In order to achieve the technical purpose, the utility model adopts the following technical scheme;
a mounting device for a harvester header oil cylinder comprises an oil cylinder, an oil cylinder supporting rod and a connecting mechanism; the cylinder body end of the oil cylinder is connected to a chassis of the harvester, and the piston rod end of the oil cylinder is connected with the oil cylinder supporting rod through the connecting mechanism; header system is connected to the hydro-cylinder bracing piece, and is further, coupling mechanism includes:
the mounting seat is mounted on the oil cylinder supporting rod; one side of the mounting seat, which is close to the oil cylinder, is provided with a positioning groove;
the oil cylinder connecting rod is provided with a first mounting hole, a second mounting hole and a third mounting hole in sequence from top to bottom; the first mounting hole is hinged with the first connecting part of the oil cylinder supporting rod; the second mounting hole is connected with the piston rod end of the oil cylinder; the third mounting hole is connected with the second connecting part of the mounting seat; the oil cylinder connecting rod is provided with a positioning boss, and the positioning boss is matched with the opening positioning groove; the distance from the central axis of the positioning boss to the center of the first mounting hole is the same as the distance from the center of the first connecting part to the central axis of the positioning groove; the relative position size of the third mounting hole and the positioning boss is the same as that of the second connecting part and the positioning groove.
Furthermore, the mounting seat is U-shaped, the side wall of the horizontal plane of the mounting seat is fixedly mounted on the oil cylinder supporting rod, and the same positioning grooves are formed in the side walls of the two vertical planes of the mounting seat;
the lower end of the oil cylinder connecting rod is provided with an installation groove; the second mounting hole and the third mounting hole penetrate through two side walls of the mounting groove, and a piston rod end of the oil cylinder is connected in the mounting groove; the location boss is provided with two, all sets up the both sides wall inboard of mounting groove.
Furthermore, the groove width of the opening of the positioning groove is larger than the groove width of the groove bottom of the positioning groove.
Further, the height of the side wall of the upper side of the positioning groove is smaller than that of the side wall of the lower side of the positioning groove.
Furthermore, the second mounting hole is formed in the center of the positioning boss.
The utility model has the beneficial effects that:
firstly, through the implementation of the scheme, during installation, the installation base is fixedly arranged on the oil cylinder supporting rod, after the upper end of the oil cylinder connecting rod is hinged with the oil cylinder supporting rod, the piston rod end of the oil cylinder is also hinged with the second installation hole of the oil cylinder connecting rod, and at the moment, no matter the piston rod end of the oil cylinder is jacked up or retracted, the oil cylinder connecting rod makes circular motion around the circle center of the first installation hole; the distance from the positioning boss to the center of the circle of the first mounting hole is the same as the distance from the first connecting part to the center shaft of the positioning groove, namely the distance from the positioning boss to the center of the circle is the same, so that the piston rod end of the oil cylinder is jacked up, the positioning boss can automatically enter the positioning groove, and the third mounting hole and the second connecting part are aligned at the moment because the relative position size of the third mounting hole and the positioning boss is the same as the relative position size of the second connecting part and the positioning groove; the installation of the oil cylinder connecting rod and the installation seat does not need manual positioning; when the oil cylinder and the oil cylinder supporting rod are installed, the automatic alignment is realized through the positioning structure between the oil cylinder connecting rod and the installation seat, workers do not need to enter a machine to adjust and align the installation holes, and the device is safe and convenient.
The second, use U type mount pad and mounting groove cooperation, with the equal symmetry of constant head tank and location boss set up two, guarantee the location accuracy, more improve the joint strength of hydro-cylinder connecting rod and hydro-cylinder and the joint strength of hydro-cylinder connecting rod and mount pad.
Thirdly, the groove width of the opening of the positioning groove is larger than that of the groove bottom of the positioning groove, so that the positioning boss can conveniently enter, and the requirement on the matching precision of the positioning boss and the positioning groove is reduced.
And fourthly, the height of the side wall of the upper side of the positioning groove is smaller than that of the side wall of the lower side of the positioning groove, so that the positioning boss is prevented from colliding with the positioning groove when entering, and the height of the side wall of the lower side is not reduced so as to ensure that the positioning boss cannot slide out of the positioning groove.
And the fifth mounting hole and the second mounting hole are formed in the center of the positioning boss, so that the structural complexity is reduced, and the matching precision is improved.
Drawings
Fig. 1 is a schematic view of a perspective view of a mounting device for a header cylinder of a harvester;
fig. 2 is a schematic illustration of an exploded view of a mounting arrangement for a header cylinder of the harvester;
FIG. 3 is a schematic structural diagram of a mounting device of a header cylinder of the harvester assembled on the harvester;
description of the symbols:
1. the device comprises an oil cylinder supporting rod, 1-1 parts of a first connecting part, 2 parts of an oil cylinder, 3 parts of an oil cylinder connecting rod, 3-1 parts of a first mounting hole, 3-2 parts of a second mounting hole, 3-3 parts of a third mounting hole, 3-4 parts of a positioning boss, 3-5 parts of a mounting groove, 4 parts of a mounting seat, 4-1 parts of a second connecting part, 4-2 parts of a positioning groove, 5-1 parts of a first pin shaft, 5-2 parts of a second pin shaft, 5-3 parts of a third pin shaft, 6 parts of a flat pad, 7 parts of a safety pin, 8 parts of a chassis, 9 parts of a connecting shaft seat, 10 parts of a header and 10-1 parts of an input transmission case.
Detailed Description
One embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.
As shown in fig. 1-3, a device for mounting an oil cylinder of a header of a harvester comprises an oil cylinder 2, an oil cylinder support rod 1 and a connecting mechanism; wherein, the cylinder body end of the oil cylinder 2 is connected on a chassis 8 of the harvester, and the piston rod end of the oil cylinder 2 is connected with the oil cylinder supporting rod 1 through a connecting mechanism; the cylinder support rod 1 is connected with an input transmission case 10-1 of the header system, one end of the input transmission case 10-1 is connected with the header 10, and the other end is connected with the connecting shaft seat 9, so that when the header system works, the piston rod end of the cylinder 2 jacks up and retracts to drive the header 10 to ascend and descend around the connecting shaft seat 9.
The connecting mechanism comprises a mounting seat 4 and an oil cylinder connecting rod 3; wherein, the mounting seat 4 is arranged on the oil cylinder supporting rod 1; one side of the mounting seat 4, which is close to the oil cylinder 2, is provided with a positioning groove 4-2; preferably, the mounting seat 4 is U-shaped, the side wall of the horizontal plane of the mounting seat is fixedly mounted at the lower end of the oil cylinder supporting rod 1 through a plurality of bolts and elastic cushions, the side walls of two vertical planes of the mounting seat 4 are both provided with positioning grooves 4-2, and the two positioning grooves 4-2 are completely identical.
The oil cylinder connecting rod 3 is provided with a first mounting hole 3-1, a second mounting hole 3-2 and a third mounting hole 3-3 from top to bottom in sequence; the first mounting hole 3-1 is hinged with a first connecting part 1-1 of the oil cylinder supporting rod 1, the first connecting part 1-1 is a lug arranged on the upper part of the oil cylinder supporting rod 1, a through hole is formed in the lug, and a first pin shaft 5-1 and a flat pad 6 are sequentially mounted in the first mounting hole 3-1 and the lug and fixed by a safety pin 7; the second mounting hole 3-2 is connected with the piston rod end of the oil cylinder 2; the third mounting hole 3-3 is connected with the second connecting part 4-1 of the mounting seat 4 to complete the connection of the piston end of the oil cylinder 2 and the oil rod supporting rod 1.
A positioning boss 3-4 is arranged on the oil cylinder connecting rod 3, and the positioning boss 3-4 is matched with the positioning groove 4-2; the distance from the central axis of the positioning boss 3-4 to the center of the first mounting hole 3-1 is the same as the distance from the center of the first connecting part 1-1 to the central axis of the positioning groove 4-2, preferably, the positioning boss 3-4 is a circular boss, the positioning groove 4-2 is a U-shaped positioning groove, and the diameter of the positioning boss is not more than the diameter of an arc of the U-shaped positioning groove; the distance from the circle center of the positioning boss to the circle center of the first mounting hole 3-1 is the same as the distance from the circle center of the circular arc of the U-shaped positioning groove to the center 1-1 of the first connecting part; because the mounting seat 4 is arranged on the oil cylinder supporting rod 1, the upper end of the oil cylinder connecting rod 3 is hinged with the upper part of the oil cylinder supporting rod 1, the piston rod end of the oil cylinder 2 is also hinged with the second mounting hole 3-1 of the oil cylinder connecting rod 3, and at the moment, the piston rod end of the oil cylinder 2 does circular motion around the circle center of the first mounting hole 3-1 no matter the piston rod end is jacked up or retracted; the distance from the circle center of the positioning boss to the circle center of the first mounting hole 3-1 is the same as the distance from the circle center of the circular arc of the U-shaped positioning groove to the center 1-1 of the first connecting part, and is equivalent to the same distance from the circle center, so that the positioning boss 3-4 can automatically enter the positioning groove 4-2 in the jacking process of the piston rod end of the oil cylinder; the relative position size of the third mounting hole 3-3 and the positioning boss 3-4 is the same as the relative position size of the second connecting part 4-1 and the positioning groove 4-2, so that the third mounting hole 3-3 and the second connecting part 4-1 can be aligned after the positioning boss 3-4 enters the positioning groove 4-2 to stop, and manual alignment is not needed.
In order to ensure accurate positioning and improve the connecting strength between the oil cylinder connecting rod and the oil cylinder and the connecting strength between the oil cylinder connecting rod and the mounting seat, the oil cylinder connecting rod 3 is matched with the U-shaped mounting seat 4, and the lower end of the oil cylinder connecting rod 3 is provided with a mounting groove 3-5; the second mounting hole 3-2 and the third mounting hole 3-3 penetrate through two side walls of the mounting groove 3-5; a connecting through hole is formed in the piston rod end of the oil cylinder 2, and a second pin shaft 5-2 and a flat gasket 6 are sequentially arranged in the second mounting hole 3-2 and the connecting through hole and fixed by a safety pin 7; two positioning bosses 3-4 are arranged and are arranged on the inner sides of the two side walls of the mounting groove, preferably, a second mounting hole 3-2 is formed in the center of each positioning boss 3-4, and the piston rod end of the oil cylinder 2 is arranged between the two positioning bosses 3-4; the second connecting part 4-1 on the mounting seat 4 is a through hole matched with the third mounting hole 3-3, and the two vertical side walls of the mounting seat 4 are correspondingly provided with the same through hole; the third pin shaft 5-3 and the flat pad 6 are sequentially arranged in the third mounting hole 3-3 and the second connecting part 4-1 and then fixed by the safety pin 7.
The positioning boss can conveniently enter, the requirement on the matching precision of the positioning boss and the positioning boss is reduced, the positioning boss is prevented from colliding with the positioning groove when entering, and the groove width at the opening of the positioning groove 4-2 is larger than that at the groove bottom of the positioning groove 4-2; the height of the side wall at the upper side of the positioning groove 4-2 is less than that of the side wall at the lower side of the positioning groove 4-2, and the height of the side wall at the lower side is not reduced so as to ensure that the positioning boss cannot slide out of the positioning groove.
The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention, and any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention; accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. A mounting device for a harvester header oil cylinder comprises an oil cylinder, an oil cylinder supporting rod and a connecting mechanism; the cylinder body end of the oil cylinder is connected to a chassis of the harvester, and the piston rod end of the oil cylinder is connected with the oil cylinder supporting rod through the connecting mechanism; header system is connected to hydro-cylinder bracing piece, its characterized in that, coupling mechanism includes:
the mounting seat is mounted on the oil cylinder supporting rod; one side of the mounting seat, which is close to the oil cylinder, is provided with a positioning groove;
the oil cylinder connecting rod is provided with a first mounting hole, a second mounting hole and a third mounting hole in sequence from top to bottom; the first mounting hole is hinged with the first connecting part of the oil cylinder supporting rod; the second mounting hole is connected with the piston rod end of the oil cylinder; the third mounting hole is connected with the second connecting part of the mounting seat; the oil cylinder connecting rod is provided with a positioning boss, and the positioning boss is matched with the positioning groove; the distance from the central axis of the positioning boss to the center of the first mounting hole is the same as the distance from the center of the first connecting part to the central axis of the positioning groove; the relative position size of the third mounting hole and the positioning boss is the same as that of the second connecting part and the positioning groove.
2. The mounting device of the harvester header cylinder of claim 1,
the mounting seat is U-shaped, the side wall of the horizontal plane of the mounting seat is fixedly mounted on the oil cylinder supporting rod, and the same positioning grooves are formed in the side walls of the two vertical planes of the mounting seat;
the lower end of the oil cylinder connecting rod is provided with an installation groove; the second mounting hole and the third mounting hole penetrate through two side walls of the mounting groove, and a piston rod end of the oil cylinder is connected in the mounting groove; the location boss is provided with two, all sets up the both sides wall inboard of mounting groove.
3. The mounting device of a harvester header cylinder of claim 1, wherein a slot width at an opening of the positioning slot is greater than a slot width at a slot bottom of the positioning slot.
4. The harvester header cylinder mounting apparatus of claim 3, wherein a height of a sidewall of an upper side of the positioning slot is less than a height of a sidewall of a lower side of the positioning slot.
5. The harvester header cylinder mounting apparatus of claim 1, wherein the second mounting hole is provided at a center of the positioning boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121967608.3U CN215957229U (en) | 2021-08-20 | 2021-08-20 | Installation device of harvester header hydro-cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121967608.3U CN215957229U (en) | 2021-08-20 | 2021-08-20 | Installation device of harvester header hydro-cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215957229U true CN215957229U (en) | 2022-03-08 |
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ID=80519589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121967608.3U Active CN215957229U (en) | 2021-08-20 | 2021-08-20 | Installation device of harvester header hydro-cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215957229U (en) |
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2021
- 2021-08-20 CN CN202121967608.3U patent/CN215957229U/en active Active
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