A hydraulic cutting platform forward and reverse mechanism

Abstract

The present invention discloses a hydraulic cutting platform forward and reverse mechanism, comprising a cutting platform reverse shaft, the outer side of the cutting platform reverse shaft is connected with a reverse coupled sprocket through a bearing, the left end of the reverse coupled sprocket is a boss-shaped structure, and the outer side of the reverse coupled sprocket is connected with a reverse spinning wheel fixing plate through a bearing, the reverse spinning wheel fixing plate is evenly provided with reverse conversion pins, one side of the boss of the reverse coupled sprocket is provided with a connecting groove corresponding to the reverse conversion pin, the outer side of the reverse coupled sprocket is connected with a reverse inner tooth through a bearing, one side of the reverse inner tooth is provided with a connecting groove corresponding to the reverse conversion pin, a telescopic oil cylinder is provided at the right end of the cutting platform reverse shaft, the left end of the telescopic oil cylinder is fixed with an idler fixing plate through a locating pin, and the idler pinion shaft is evenly fixed on the idler fixing plate. The hydraulic cutting platform forward and reverse mechanism is easy to operate, not only allows forward transportation, but also allows reverse switching, so that the reversing rotation is faster.

Description

Technical Field

[0001] The present invention relates to the technical field of agricultural machinery, and in particular to a hydraulic header forward and reverse mechanism. Background Art

[0002] When harvesting crops, the harvester is prone to block the header bridge due to the toughness of peanut pulp, corn stalks, etc. The current self-propelled peanut picking harvester uses a purely mechanically driven harvesting header, which is very likely to block the header bridge during the peanut harvesting process, thereby damaging the transmission parts or mechanisms. When the peanut pulp blocks the header bridge, it must be stopped immediately and manually cleaned, which is time-consuming and labor-intensive, and seriously affects the harvesting efficiency and operating area, and therefore cannot meet people's economic needs. Summary of the invention

[0003] The technical problem to be solved by the present invention is to overcome the existing defects and provide a hydraulic cutter forward and reverse mechanism with a simple structure and easy operation. It not only allows forward transportation, but also allows rapid reverse switching, easily solves the blockage phenomenon, and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a hydraulic cutter forward and reverse mechanism, including a cutter reversing shaft, the outer side of the cutter reversing shaft is connected to a reversing coupled sprocket through a bearing, the left end of the reversing coupled sprocket is a boss-shaped structure, and the outer side of the reversing coupled sprocket is connected to a reversing spinning wheel fixing plate through a bearing, the reversing spinning wheel fixing plate is evenly provided with reversing conversion pins, one side of the boss of the reversing coupled sprocket is provided with a connecting groove corresponding to the reversing conversion pin, the outer side of the reversing coupled sprocket is connected to a reversing inner tooth through a bearing, one side of the reversing inner tooth is provided with a connecting groove corresponding to the reversing conversion pin, and the right end of the cutter reversing shaft is provided with a telescopic Cylinder, the left end of the telescopic cylinder is fixed with an idler fixing plate by a locating pin, the idler pinion shaft is evenly fixed on the idler fixing plate, the idler pinion shaft is provided with an idler pinion meshing with the reversing internal teeth, the outer side of the reversing coupled sprocket is provided with an outer gear ring meshing with the idler pinion, the outer side of the left end of the telescopic cylinder is connected with an inner fixing plate by a linear bearing, the outer side of the inner fixing plate is connected with a reversing housing by bolts, the left end of the reversing housing is connected with a reversing sliding plate by bolts, one side of the reversing sliding plate is fixed with one side of a reversing spinning wheel fixing plate, and a rotating spinning wheel is fixed between the reversing sliding plate and the outer sides of the reversing spinning wheel fixing plate.

[0005] Furthermore, the rotating and pressing wheel is fixed to the counter-rotating and pressing wheel fixing plate by pins, and belt grooves are evenly arranged on the outer side of the rotating and pressing wheel, and the belt grooves are connected to the external input belt pulley through belts.

[0006] Furthermore, a spacer is provided on the outer side of the reversing conjoined sprocket, and the spacer is located between the reversing spinning wheel fixing plate and the reversing inner teeth, and the reversing spinning wheel fixing plate and the reversing inner teeth can be separated by the spacer.

[0007] Furthermore, a mounting plate is fixed to the left end of the header reversing shaft, and a mounting through hole is provided on the mounting plate, through which the mounting plate can be used for installation, so that the device is installed and fixed.

[0008] Furthermore, the telescopic cylinder includes a cylinder body, a cylinder cover is provided at the right end of the cylinder body, a cylinder joint is provided in the center of the cylinder cover, an internal cylinder piston of the cylinder body, one side of the cylinder piston is connected and fixed to the right end of the cutting platform reversal shaft, the left end of the cylinder body is slidably connected to the cutting platform reversal shaft, and an oil seal is provided between the left end of the cylinder body and the cutting platform reversal shaft, which is connected to an external oil pump through the cylinder joint, and the reversal housing, the reversal spinning wheel fixing plate and the reversing spinning wheel can be driven by the relative left and right movement of the cylinder piston inside the cylinder body. The reverse sliding plate moves left and right, and the reverse conversion pin can be driven to move through the reverse rotary pressing wheel fixing plate. When the reverse conversion pin is plugged into the connecting groove on the reverse coupled sprocket, the rotation of the rotary pressing wheel directly drives the reverse coupled sprocket to rotate forward. When the reverse conversion pin is plugged into the connecting groove on the reverse inner tooth, the rotation of the rotary pressing wheel drives the reverse inner tooth to rotate. The rotation of the reverse inner tooth can drive the idler pinion to rotate, and the reverse coupled sprocket is driven to rotate through the idler pinion, so that the reverse coupled sprocket rotates in the opposite direction.

[0009] Compared with the prior art, the present invention has the following beneficial effects: it is connected with an external oil pump through an oil cylinder joint, and the oil cylinder piston can drive the reversing housing, the reversing spinning wheel fixing plate, the reversing spinning wheel and the reversing sliding plate to move left and right through the relative left and right movement of the oil cylinder piston inside the oil cylinder body, and the reversing switching pin can be driven to move through the reversing spinning wheel fixing plate, and when the reversing switching pin is plugged into the connecting groove on the reversing coupled sprocket, the reversing coupled sprocket is directly driven to rotate forward by the rotation of the reversing spinning wheel, and when the reversing switching pin is plugged into the connecting groove on the reversing inner tooth, the reversing inner tooth is driven to rotate by the rotation of the reversing spinning wheel, and the idler pinion can be driven to rotate through the rotation of the reversing inner tooth, and the reversing coupled sprocket is driven to rotate through the idler pinion, so that the reversing coupled sprocket is rotated in the reverse direction. The forward and reverse reversing mechanism of the hydraulic cutter table has a simple structure and is easy to operate, and not only can forward conveying be performed, but also reverse switching can be performed, so that the reversing rotation is faster. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the structure of the present invention;

[0011] Figure 2 This is a schematic diagram of the cross-sectional structure of the present invention in a forward rotation state;

[0012] Figure 3 It is a schematic diagram of the cross-sectional structure of the present invention in the reverse state;

[0013] Figure 4 for Figure 2 Sectional view in the AA direction;

[0014] Figure 5 for Figure 2 Cross-sectional view along the BB direction.

[0015] In the figure: 1, a reverse shaft of the cutting platform, 2, a reverse coupled sprocket, 3, a reverse switching pin, 4, a reverse spinning wheel fixing plate, 5, a reverse spinning wheel, 6, a reverse sliding plate, 7, a spacer, 8, a reverse internal tooth, 9, an idler pinion, 10, an idler pinion shaft, 11, an idler fixing plate, 12, a positioning pin, 13, a cylinder body, 14, a cylinder cover, 15, a cylinder joint, 16, a cylinder piston, 17, an inner fixing plate, and 18, a reverse housing. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] See also Figure 1-5The present invention provides a technical solution: a hydraulic cutting platform forward and reverse mechanism, comprising a cutting platform reverse shaft 1, the outer side of the cutting platform reverse shaft 1 is connected with a reverse joint sprocket 2 through a bearing, the left end of the reverse joint sprocket 2 is a boss-shaped structure, and the outer side of the reverse joint sprocket 2 is connected with a reverse spinning wheel fixing plate 4 through a bearing, the reverse spinning wheel fixing plate 4 is evenly provided with reverse conversion pins 3, one side of the boss of the reverse joint sprocket 2 is provided with a connecting groove corresponding to the reverse conversion pin 3, the outer side of the reverse joint sprocket 2 is connected with a reverse inner tooth 8 through a bearing, one side of the reverse inner tooth 8 is provided with a connecting groove corresponding to the reverse conversion pin 3, the connecting grooves of the reverse joint sprocket 2 and the reverse inner tooth 8 are both arc-shaped structures, and the depth of the connecting groove is gradually deepened from one end to the other end, so as to prevent the reverse joint sprocket 2 from turning off. This makes it easier for the reverse conversion pin 3 to enter the connecting groove. A telescopic cylinder is provided at the right end of the header reversing shaft 1. An idler fixing plate 11 is fixed to the left end of the telescopic cylinder through a positioning pin 12. An idler pinion shaft 10 is evenly fixed on the idler fixing plate 11. The idler pinion shaft 10 is provided with an idler pinion 9 meshing with the reversing internal teeth 8. The outer side of the reversing conjoined sprocket 2 is provided with an outer gear ring meshing with the idler pinion 9. An inner fixing plate 17 is connected to the outer side of the left end of the telescopic cylinder through a linear bearing. A reversing housing 18 is connected to the outer side of the inner fixing plate 17 through bolts. A reversing sliding plate 6 is connected to the left end of the reversing housing 18 through bolts. One side of the reversing sliding plate 6 is fixed to one side of the reversing spinning wheel fixing plate 4. The reversing sliding plate 6 is fixed to the reversing A rotating pressing wheel 5 is fixed between the outer sides of the rotating pressing wheel fixing plate 4, and the rotating pressing wheel 5 is fixed to the reversing rotating pressing wheel fixing plate 4 by pins, and belt grooves are evenly arranged on the outer sides of the rotating pressing wheel 5, which are connected to the external input pulley by belts through the belt grooves. A spacer sleeve 7 is arranged on the outer side of the reversing coupled sprocket 2, and the spacer sleeve 7 is located between the reversing rotating pressing wheel fixing plate 4 and the reversing inner teeth 8. The reversing rotating pressing wheel fixing plate 4 and the reversing inner teeth 8 can be separated by the spacer sleeve 7. A mounting plate is fixed to the left end of the reversing shaft 1 of the cutting platform, and a mounting through hole is arranged on the mounting plate, and the mounting plate can be used for installation, so as to install and fix the device. The telescopic cylinder includes a cylinder body 13, a cylinder cover 14 is arranged on the right end inside the cylinder body 13, a cylinder joint 15 is arranged at the center of the cylinder cover 14, and the internal oil of the cylinder body 13 is provided with a cylinder cap. Cylinder piston 16, one side of the cylinder piston 16 is connected and fixed to the right end of the cutting platform reversal shaft 1, the left end of the cylinder body 13 is slidably connected to the cutting platform reversal shaft 1, and an oil seal is provided between the left end of the cylinder body 13 and the cutting platform reversal shaft 1, which is connected to the external oil pump through the cylinder joint 15. The cylinder piston 16 can move left and right relatively inside the cylinder body 13 to drive the reversal housing 18, the reversal spinning wheel fixing plate 4, the reversal spinning wheel 5 and the reversal sliding plate 6 to move left and right, and the reversal spinning wheel fixing plate 4 can drive the reversal conversion pin 3 to move. When the reversal conversion pin 3 is plugged into the connecting groove on the reversal conjoined sprocket 2, the reversal spinning wheel 5 rotates to directly drive the reversal conjoined sprocket 2 to rotate forward. When the reversal conversion pin 3 is plugged into the connecting groove on the reversal inner tooth 8,The reversing inner gear 8 is driven to rotate by the rotating pressing wheel 5, and the reversing inner gear 8 is driven to rotate by the rotating inner gear 8, and the reversing conjoined sprocket 2 is driven to rotate by the reversing conjoined sprocket 9, so that the reversing conjoined sprocket 2 is reversely rotated. The forward and reverse reversing mechanism of the hydraulic cutting platform has a simple structure and is easy to operate. It can not only carry out forward conveying, but also reverse switching, so that the reversing rotation is faster.

[0018] When in use: it is connected to the external oil pump through the cylinder joint 15, and the cylinder piston 16 can drive the reversing housing 18, the reversing spinning wheel fixing plate 4, the rotating spinning wheel 5 and the reversing sliding plate 6 to move left and right through the relative left and right movement inside the cylinder body 13, and the reverse switching pin 3 can be driven to move through the reversing spinning wheel fixing plate 4. When the reversing switching pin 3 is plugged into the connecting groove on the reversing conjoined sprocket 2, the rotating spinning wheel 5 rotates to directly drive the reversing conjoined sprocket 2 to rotate forwardly. When the reversing switching pin 3 is plugged into the connecting groove on the reversing inner tooth 8, the rotating spinning wheel 5 rotates to drive the reversing inner tooth 8 to rotate. The rotation of the reversing inner tooth 8 can drive the idler pinion 9 to rotate, and the reversing conjoined sprocket 2 is driven to rotate through the idler pinion 9, so that the reversing conjoined sprocket 2 rotates in the reverse direction. The forward and reverse reversing mechanism of the hydraulic cutting platform has a simple structure and is easy to operate. It not only allows forward conveying, but also reverse switching, so that the reversing rotation is faster.

[0019] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A hydraulic header forward and reverse mechanism, comprising a header reverse shaft (1), characterized in that: The outer side of the cutting table reversing shaft (1) is connected to a reversing coupled sprocket (2) via a bearing, the left end of the reversing coupled sprocket (2) is a boss-shaped structure, and the outer side of the reversing coupled sprocket (2) is connected to a reversing spinning wheel fixing plate (4) via a bearing, the reversing spinning wheel fixing plate (4) is evenly provided with reversing conversion pins (3), one side of the boss of the reversing coupled sprocket (2) is provided with a connecting groove corresponding to the reversing conversion pin (3), the outer side of the reversing coupled sprocket (2) is connected to a reversing inner tooth (8) via a bearing, and the reversing inner tooth (8) is connected to the outer side of the reversing coupled sprocket (2) via a bearing. A connecting groove corresponding to the reverse conversion pin (3) is provided on one side of the header reversing shaft (8); a telescopic oil cylinder is provided at the right end of the header reversing shaft (1); an idler fixing plate (11) is fixed to the left end of the telescopic oil cylinder via a positioning pin (12); an idler pinion shaft (10) is evenly fixed to the idler fixing plate (11); an idler pinion shaft (10) is provided on the idler pinion shaft (10) and is meshed with the reversing internal teeth (8); an outer tooth ring is provided on the outer side of the reversing conjoined sprocket (2) and is meshed with the idler pinion (9); the left end of the telescopic oil cylinder is provided with an idler pinion gear (9) and is meshed with the reversing internal teeth (8); The outer side of the inner fixing plate (17) is connected to the outer side of the inner fixing plate (17) through a linear bearing, the outer side of the inner fixing plate (17) is connected to the reversing housing (18) through bolts, the left end of the reversing housing (18) is connected to the reversing sliding disk (6) through bolts, one side of the reversing sliding disk (6) is fixed to one side of the reversing spinning wheel fixing disk (4), a reversing spinning wheel (5) is fixed between the reversing sliding disk (6) and the outer side of the reversing spinning wheel fixing disk (4); the reversing spinning wheel (5) is fixed to the reversing spinning wheel fixing disk (4) through a pin, and the reversing spinning wheel ( 5) is evenly provided with belt grooves on the outer side; the telescopic oil cylinder comprises an oil cylinder body (13), an oil cylinder cover (14) is provided at the right end inside the oil cylinder body (13), an oil cylinder joint (15) is provided at the center of the oil cylinder cover (14), an internal oil cylinder piston (16) of the oil cylinder body (13), one side of the oil cylinder piston (16) is connected and fixed to the right end of the cutting platform reversing shaft (1), the left end of the oil cylinder body (13) is slidably connected to the cutting platform reversing shaft (1), and an oil seal is provided between the left end of the oil cylinder body (13) and the cutting platform reversing shaft (1).

2. A hydraulic header forward and reverse mechanism according to claim 1, characterized in that: A spacer sleeve (7) is provided on the outer side of the reverse coupled sprocket (2), and the spacer sleeve (7) is located between the reverse spinning wheel fixing plate (4) and the reverse internal teeth (8).

3. A hydraulic header forward and reverse mechanism according to claim 1, characterized in that: A mounting plate is fixed to the left end of the header reversing shaft (1), and a mounting through hole is provided on the mounting plate.

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