Foldable reel structure for high-speed corn harvester header

Abstract

A kind of foldable reel structure for high-speed corn harvester header, the reel support rod is divided into upper folding support rod and lower folding support rod, the upper folding support rod and the lower folding support rod are hinged together by A connecting pin, and a locking mechanism is further provided between the upper and lower hinge seats, the lower end of the lower folding support rod is hinged together with the connecting hole at the rear end of the reel support by B connecting pin, the upper end of the upper folding support rod is hinged together with the connecting hole at the upper part of the reel support pipe by C connecting pin, the lower end of the reel support pipe is hinged with the connecting hole at the front end of the reel support by D connecting pin, the upper part of the reel shaft is installed in the bearing seat hole at the upper end of the reel support pipe by bearing, the reel is installed at the upper and lower ends of the reel shaft, the lowermost end of the reel shaft is provided with a transmission pin, a telescopic sleeve is installed at the upper end of the power shaft, the upper end of the telescopic sleeve is provided with a U-shaped clamping groove, and a compression spring is installed below the telescopic sleeve.

Description

TECHNICAL FIELD

[0001] The present application relates to a kind of structure of reel, especially for a kind of foldable reel structure of high-speed corn harvester header. BACKGROUND

[0002] The forced feeding reel structure of our company independently developed high-speed corn harvester middle header installation is found when this structure is not applicable to large-scale corn header needing folding in the use process. SUMMARY

[0003] The purpose of the present application is to overcome the above shortcomings, provide a kind of foldable reel structure of high-speed corn harvester header, mainly including upper folding support rod (1), locking mechanism (2), lower folding support rod (3), reel support (6), reel (7), reel shaft (10), reel support pipe (12), telescopic sleeve (14), compression spring (15), power shaft (16), characterized in that: reel support rod is divided into upper folding support rod (1) and lower folding support rod (3) two parts, upper folding support rod (1) and lower folding support rod (3) are hinged together except through A connecting pin (5), locking mechanism (2) is also provided between upper and lower hinge seat, the lower end of lower folding support rod (3) is hinged together with the connecting hole of the rear end of reel support (6) through B connecting pin (4), the upper end of upper folding support rod (1) is hinged together with the connecting hole of the upper part of reel support pipe (12) through C connecting pin (9), the lower end of reel support pipe (12) is hinged with the connecting hole of the front end of reel support (6) through D connecting pin (11), the upper part of reel shaft (10) is installed in the bearing seat hole of the upper end of reel support pipe (12) through bearing (8), reel (7) is installed at the upper and lower ends of reel shaft (10), the lowermost end of reel shaft (10) is provided with transmission pin (13), telescopic sleeve (14) is installed on the upper end of power shaft (16), the upper end of telescopic sleeve (14) is provided with U-shaped clamping groove, compression spring (15) is installed below telescopic sleeve (14).

[0004] The positive effect of the present application: through the above structure, the present application provides a kind of foldable reel structure of high-speed corn harvester header, so that it is applicable to large-scale corn header needing folding. BRIEF DESCRIPTION OF DRAWINGS

[0005] The present application will be further illustrated by combining with the embodiments in the drawings:

[0006] Figure 1 It is the structure schematic view of the foldable reel structure of high-speed corn harvester header of the present application;

[0007] Figure 2 It is the structure schematic view of the foldable reel structure of high-speed corn harvester header of the present application in folding state.

[0008] Figure 3 The structure diagram of the cooperation between the lower end of the folding reel shaft of the folding reel structure of the high-speed corn harvester header and the telescopic sleeve;

[0009] Figure 4 The structure diagram of the cooperation between the lower end of the folding reel shaft of the folding reel structure of the high-speed corn harvester header and the telescopic sleeve. DETAILED DESCRIPTION

[0010] The utility model relates to a scraper type elevating device on a grain harvester, which mainly comprises an upper folding support rod (1), a locking mechanism (2), a lower folding support rod (3), a reel support (6), a reel (7), a reel shaft (10), a reel support pipe (12), a telescopic sleeve (14), a compression spring (15) and a power shaft (16), and the specific implementation is as follows:

[0011] 1. The reel support rod is divided into an upper folding support rod (1) and a lower folding support rod (3), the upper folding support rod (1) and the lower folding support rod (3) are hingedly connected together through an A connecting pin (5), and a locking mechanism (2) is arranged between the upper and lower hinge seats; the lower end of the lower folding support rod (3) is hingedly connected to the connecting hole at the rear end of the reel support (6) through a B connecting pin (4); the upper end of the upper folding support rod (1) is hingedly connected to the connecting hole at the upper part of the reel support pipe (12) through a C connecting pin (9); the lower end of the reel support pipe (12) is hingedly connected to the connecting hole at the front end of the reel support (6) through a D connecting pin (11); the upper part of the reel shaft (10) is installed in the bearing seat hole at the upper end of the reel support pipe (12) through a bearing (8); the reel (7) is installed at the upper and lower ends of the reel shaft (10); the lowermost end of the reel shaft (10) is provided with a transmission pin (13); the telescopic sleeve (14) is installed at the upper end of the power shaft (16); the telescopic sleeve (14) and the power shaft (16) can be connected in various ways such as key connection, spline connection, pin connection, flat square connection or hexagonal connection; the upper end of the telescopic sleeve (14) is provided with a U-shaped clamping groove; and the compression spring (15) is installed below the telescopic sleeve (14). When folding is needed, the locking mechanism (2) is loosened, the folding support rod is pulled backward, the upper folding support rod (1) and the lower folding support rod (3) are folded around the A connecting pin (5), the telescopic sleeve (14) is pressed downward to make the transmission pin (13) at the lowermost end of the reel shaft (10) come out of the telescopic sleeve (14), and the reel support pipe (12) drives the reel shaft (10) and the reel (7) to fold backward around the D connecting pin (11) (see Figure 2). When the work is needed, the upper folding strut (1) and the lower folding strut (3) are rotated to be straight around the A connecting pin (5), when the U-shaped slot on the upper end of the telescopic sleeve (14) is not in the same position as the transmission pin (13), the telescopic sleeve (14) is pressed downward at the same time the reel shaft (10) is rotated to make the U-shaped slot on the upper end of the telescopic sleeve (14) in the same position as the transmission pin (13), the telescopic sleeve (14) is automatically reset under the action of the compression spring (15), the transmission pin (13) is clamped into the U-shaped slot (see Figure 1 ), the power shaft (16) drives the reel shaft (10) and the reel (7) to rotate and work through the telescopic sleeve (14) and the transmission pin (13).

[0012] 2、The foldable reel structure for the high-speed corn harvester header can also cancel the telescopic sleeve (14), install the telescopic shaft (18) on the upper end of the power shaft (16), and the telescopic shaft (18) and the power shaft (16) can be connected in multiple ways such as key, spline, pin, flat square or hexagonal, the transmission pin (13) is installed on the upper end of the telescopic shaft (18), the compression spring (15) is installed below the telescopic shaft (18), the lowermost end of the reel shaft (10) is provided with a clamping sleeve (17), the lower end of the clamping sleeve (17) is provided with a U-shaped clamping slot (see Figure 4 ), the clamping sleeve (17) and the reel shaft (10) can be made into an integrated structure or a split structure. When folding is needed, the locking mechanism (2) is loosened, the folding strut is pulled backward, the upper folding strut (1) and the lower folding strut (3) are folded around the A connecting pin (5), the telescopic shaft (18) is pressed downward at the same time the upper end (13) of the telescopic shaft (18) is separated from the clamping sleeve (17), the reel support pipe (12) drives the reel shaft (10) and the reel (7) to fold backward around the D connecting pin (11). When the work is needed, the upper folding strut (1) and the lower folding strut (3) are rotated to be straight around the A connecting pin (5), when the U-shaped slot on the lower end of the clamping sleeve (17) is not in the same position as the transmission pin (13), the telescopic shaft (18) is pressed downward at the same time the reel shaft (10) is rotated to make the U-shaped slot on the lower end of the clamping sleeve (17) in the same position as the transmission pin (13), the telescopic shaft (18) is automatically reset under the action of the compression spring (15), the transmission pin (13) is clamped into the U-shaped slot, and the power shaft (16) drives the reel shaft (10) and the reel (7) to rotate and work through the telescopic shaft (18) and the transmission pin (13).

[0013] 3、In order to eliminate the adverse effects caused by the different shafts of the reel shaft (10) and the power shaft (16) during the work, the foldable reel structure for the high-speed corn harvester header as described in 1, the bearing (8) installed on the upper part of the reel shaft (10) is a self-aligning bearing, and the reel shaft (10) is processed into a spherical shape at the position matched with the telescopic sleeve (14) on the lowermost end (see Figure 3). The high-speed corn harvester header folding reel structure as claimed in claim 2, the bearing (8) installed on the upper part of the reel shaft (10) is a self-aligning bearing, the upper end of the telescopic shaft (18) is spherical (see Figure 4 ).

[0014] 4. The high-speed corn harvester header folding reel structure as claimed in claim 3, the telescopic sleeve (14) and the compression spring (15) can be installed on the lowermost end of the reel shaft (10), and the transmission pin (13) can be installed on the upper end of the power shaft (16), at this time, the compression spring (15) is installed above the telescopic sleeve (14), and the U-shaped clamping groove is at the lower end of the telescopic sleeve (14). Alternatively, the telescopic shaft (18) and the compression spring (15) can be installed on the lowermost end of the reel shaft (10), and the clamping sleeve (17) can be arranged on the upper end of the power shaft (16), the clamping sleeve (17) and the power shaft (16) can be made into an integrated structure or a split structure. At this time, the compression spring (15) is installed above the telescopic sleeve (14), and the U-shaped clamping groove is at the upper end of the clamping sleeve (17).

Claims

1. A foldable reel structure for high-speed corn harvester header, mainly comprising upper folding support rod (1), locking mechanism (2), lower folding support rod (3), reel support (6), reel (7), reel shaft (10), reel support pipe (12), telescopic sleeve (14), compression spring (15), power shaft (16), characterized in that: The reel support rod is divided into upper folding support rod (1) and lower folding support rod (3), the upper folding support rod (1) and the lower folding support rod (3) are hinged together through A connecting pin (5), and a locking mechanism (2) is arranged between the upper and lower hinge seats, the lower end of the lower folding support rod (3) is hinged together with the connecting hole at the rear end of the reel support (6) through B connecting pin (4), the upper end of the upper folding support rod (1) is hinged together with the connecting hole at the upper part of the reel support pipe (12) through C connecting pin (9), the lower end of the reel support pipe (12) is hinged with the connecting hole at the front end of the reel support (6) through D connecting pin (11), the upper part of the reel shaft (10) is installed in the bearing seat hole at the upper end of the reel support pipe (12) through the bearing (8), the reel (7) is installed at the upper and lower ends of the reel shaft (10), the lowermost end of the reel shaft (10) is provided with a transmission pin (13), the telescopic sleeve (14) is installed at the upper end of the power shaft (16), the upper end of the telescopic sleeve (14) is provided with a U-shaped clamping groove, and the compression spring (15) is installed below the telescopic sleeve (14).

2. The foldable reel structure for high-moisture corn harvester according to claim 1, wherein: The telescopic sleeve (14) is cancelled, the telescopic shaft (18) is installed at the upper end of the power shaft (16), the transmission pin (13) is installed at the upper end of the telescopic shaft (18), the compression spring (15) is installed below the telescopic shaft (18), and the lowermost end of the reel shaft (10) is provided with a clamping sleeve (17), and the lower end of the clamping sleeve (17) is provided with a U-shaped clamping groove.

3. The foldable reel structure for high speed corn harvester header as claimed in claim 1 wherein: The bearing (8) installed on the upper part of the reel shaft (10) is a self-aligning bearing, and the reel shaft (10) is processed into a spherical shape at the position matched with the telescopic sleeve (14) at the lowermost end.

4. The foldable reel structure for high speed corn harvester header according to claim 2, wherein: The bearing (8) installed on the upper part of the reel shaft (10) is a self-aligning bearing, and the upper end of the telescopic shaft (18) is processed into a spherical shape matched with the clamping sleeve (17).

5. The foldable reel structure for high-moisture corn harvester according to any one of claims 1 or 3, wherein: The telescopic sleeve (14) and the compression spring (15) are installed at the lowermost end of the reel shaft (10), the transmission pin (13) is installed at the upper end of the power shaft (16), at this time, the compression spring (15) is installed above the telescopic sleeve (14), and the U-shaped clamping groove is at the lower end of the telescopic sleeve (14).

6. The foldable reel structure for a high-moisture corn harvester according to any one of claims 2 or 4, wherein: The telescopic shaft (18) and the compression spring (15) are installed at the lowermost end of the reel shaft (10), and the clamping sleeve (17) is installed at the upper end of the power shaft (16), at this time, the compression spring (15) is installed above the telescopic shaft (18), and the U-shaped clamping groove is at the upper end of the clamping sleeve (17).

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