CN211430095U - Lifting platform of corn harvester for smashing stalks and returning stalks to field - Google Patents

Abstract

The utility model discloses a lifting platform of a corn harvester for smashing stalks and returning the stalks to the field, which comprises a header box body, a wheel train structure, a feeding plate main body, a spiral feeding mechanism, a harvesting knife mechanism and a material shifting mechanism, wherein the wheel train structure is arranged in the header box body, the harvesting knife mechanism is mechanically matched at the upper end of the wheel train structure, and the harvesting knife mechanism is arranged at the right upper end of the header box body; a feeding plate main body is fixed at the rear end of the header box body, a spiral feeding mechanism is arranged right above the feeding plate main body and is arranged at the rear end of the header box body, and the spiral feeding mechanism is mechanically matched with a wheel train structure; the bottom of the header box body is mechanically matched with a material shifting mechanism. The utility model discloses can utilize the material shifting mechanism to stir maize straw to middle spiral feed mechanism and carry out the feeding, utilize the receipts cutting knife of receiving cutting knife mechanism to cut the straw. The utility model discloses the structure is used for the harvester dolly, as the kibbling main part device of stem stalk.

Description

Lifting platform of corn harvester for smashing stalks and returning stalks to field

[ technical field ] A method for producing a semiconductor device

The utility model relates to the technical field of corn harvesting equipment, in particular to the technical field of a lifting platform of a stalk crushing returning corn harvester.

[ background of the invention ]

The corn harvester is an agricultural machine for harvesting corn straws mechanically according to agricultural requirements when corns are ripe or nearly ripe. The corn harvester is a novel agricultural machine which is researched and developed aiming at developing novel energy and reducing the labor intensity of farmers, and is an agricultural machine which is low in price, suitable for popularization of small four wheels in rural areas and capable of harvesting corn straws in a matched mode. It shortens the labor cycle of farmers and frees people from heavy physical labor. The elevating platform of the corn harvester is a main body of the harvesting device, and the elevating platform is arranged on a harvester trolley and is mainly used for realizing the functions of cutting rods and feeding.

[ Utility model ] content

The utility model aims at solving the problem in the prior art, providing a still field corn harvester's elevating platform is smashed to stem stalk, can utilize to dial material mechanism and stir corn stalk to middle spiral feed mechanism and carry out the feeding, utilize the receipts cutting knife of receiving cutting knife mechanism to cut the straw. The utility model discloses the structure is used for the harvester dolly, as the kibbling main part device of stem stalk.

In order to achieve the purpose, the utility model provides a lifting platform of a corn harvester for smashing stalks and returning the stalks to the field, which comprises a header box body, a wheel train structure, a feeding plate main body, a spiral feeding mechanism, a harvesting knife mechanism and a material shifting mechanism, wherein the wheel train structure is arranged in the header box body, the harvesting knife mechanism is mechanically matched at the upper end of the wheel train structure, and the harvesting knife mechanism is arranged at the right upper end of the header box body; a feeding plate main body is fixed at the rear end of the header box body, a spiral feeding mechanism is arranged right above the feeding plate main body and is arranged at the rear end of the header box body, and the spiral feeding mechanism is mechanically matched with a wheel train structure; the bottom of the header box body is mechanically matched with a material shifting mechanism.

Preferably, the header box body is of a hollow shell structure with an opening at the front end; a first bearing seat is fixedly arranged on the end face of the left end of the header box body, and a first bearing cover is arranged at the left end of the first bearing seat; a second bearing seat is fixedly arranged on the end surface of the rear end of the header box body, and a second bearing cover is arranged at the rear end of the second bearing seat; a third bearing seat is fixedly arranged on the end face of the right end of the header box body, and a third bearing cover is arranged at the right end of the third bearing seat; a fourth bearing seat is fixedly arranged on the left side and the right side of the end surface of the lower end of the header box body, and a fourth bearing cover is arranged at the lower end of the fourth bearing seat; the lower end of the header box body is symmetrically provided with L-shaped bosses at the left and right; the gear train structure comprises a first shaft, a first conical gear, a second shaft, a third conical gear, a third shaft and a fourth conical gear; a first shaft is arranged in the first bearing seat and the third bearing seat, the first shaft is transversely arranged in bearings in the first bearing seat and the third bearing seat, a conical gear is sleeved at the right end of the first shaft, and a second conical gear is sleeved at the left end of the first shaft; a second shaft is arranged in the fourth bearing seat, and a third bevel gear is sleeved at the upper end of the second shaft; a third shaft is arranged in the fifth bearing seat, a fourth conical gear is sleeved at the front end of the third shaft and meshed with the conical gear or the second conical gear, and the conical gear and the second conical gear are meshed with a third conical gear.

Preferably, slotted holes are longitudinally formed in the left and right sides of the lower bottom plate of the feeding plate main body, and round holes are formed in the feeding plate main body around the slotted holes; the bottom surface of the feeding plate main body is transversely provided with a boss which is of a square thin-wall structure, and the middle part of the boss is provided with a circular through hole; the sliding rail fixing seats are symmetrically arranged at the left and right sides of the rear end of the feeding plate main body and are fixed at the round hole through bolt assemblies; the inner side of the feeding plate main body is fixedly attached to the outer side of an L-shaped boss of the header box body, and the front end of the feeding plate main body is fixedly attached to the rear end of the header box body; the slotted hole is of a key groove type structure; the slide rail fixing seat is L-shaped, a round hole is formed in the upper end face of the slide rail fixing seat, rib plates are arranged in an inner cavity of the slide rail fixing seat, and the side face of the slide rail fixing seat is trapezoidal.

Preferably, the spiral feeding mechanism comprises a cone, a feeding blade, a circular table and roller blades, the roller blades are arranged on the outer portion of the circular table along the circumference, the number of the roller blades is 8, and the roller blades are vertically arranged on the outer end face of the circular table; the end face of the rear end of the circular truncated cone is fixedly provided with a cone, the diameter of the bottom surface of the cone is larger than that of the rear end face of the circular truncated cone, a feeding blade is arranged on the outer portion of the cone along the circumference, the feeding blade is a spiral blade, and the feeding blade is vertically installed with the outer end face of the cone; the middle part of the circular table is provided with a shaft hole, and the middle part of the circular table is connected with a wheel train structure through a shaft.

Preferably, the harvesting knife mechanism comprises a harvesting knife, a fourth shaft and a fifth bevel gear, the fourth shaft is in interference fit with the middle of the harvesting knife, the fourth shaft is a stepped shaft, the fifth bevel gear is fixed below the fourth shaft through a screw, and the fifth bevel gear is meshed with the gear train structure; the harvesting knife comprises a shaft sleeve and knife bodies, the shaft sleeve is of a circular structure, the number of the knife bodies is 3, and the knife bodies comprise knife backs and knife edges.

Preferably, a slide rail shaft is arranged in a slide rail fixing seat on the feed plate main body, a spring is sleeved outside the slide rail shaft, a slide block is fixed at the lower end of the slide rail shaft, a fifth shaft is arranged in the slide block, and a driven chain wheel is connected to the fifth shaft through a key; the gear train structure's second shaft lower extreme has drive sprocket through the key-type connection, and drive sprocket external toothing has the chain, and the chain inner circle meshes with driven sprocket's outer sprocket mutually, the equidistance is fixed with the driving lever on the chain.

The utility model has the advantages that: the utility model discloses can utilize the material shifting mechanism to stir maize straw to middle spiral feed mechanism and carry out the feeding, utilize the receipts cutting knife of receiving cutting knife mechanism to cut the straw. The utility model discloses the structure is used for the harvester dolly, as the kibbling main part device of stem stalk.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a schematic view of a front view structure of a lifting platform of a corn harvester for stalk crushing and returning the stalks to the field;

fig. 2 is a schematic view of the overhead structure of the lifting platform of the stalk crushing and returning corn harvester of the present invention;

fig. 3 is a schematic view of the elevation of the stalk crushing and returning corn harvester of the present invention;

fig. 4 is a schematic perspective view of a lifting platform of the stalk crushing and returning corn harvester of the utility model;

fig. 5 is a rear view of a header box of a lifting platform of the stalk crushing and returning corn harvester of the present invention;

fig. 6 is a schematic view of the three-dimensional structure of the feeding plate main body of the lifting platform of the stalk crushing and returning corn harvester of the utility model.

In the figure: 1-header box body, 101-first bearing seat, 102-first bearing cover, 103-second bearing seat, 104-second bearing cover, 105-third bearing seat, 106-third bearing cover, 107-fourth bearing seat, 108-fourth bearing cover, 109-fifth bearing seat, 110-L-shaped boss, 2-wheel train structure, 21-first shaft, 22-first conical gear, 23-second conical gear, 24-second shaft, 25-third conical gear, 26-third shaft, 27-fourth conical gear, 3-feeding plate main body, 31-slotted hole, 32-round hole, 33-sliding rail fixing seat, 34-boss, 4-spiral feeding mechanism, 41-cone, 42-feeding blade, 43-round table, 44-roller blade, 5-harvesting cutter mechanism, 51-shaft sleeve, 52-cutter back, 53-cutter edge, 54-fourth shaft, 55-fifth conical gear, 6-material-shifting mechanism, 61-sliding rail shaft, 62-spring, 63-sliding block, 64-driven sprocket, 65-fifth shaft, 66-driving sprocket, 67-chain and 68-pulling rod.

[ detailed description ] embodiments

Referring to fig. 1, 2, 3, 4, 5 and 6, the present invention comprises a header box 1, a wheel train structure 2, a feeding plate main body 3, a spiral feeding mechanism 4, a harvesting knife mechanism 5 and a material shifting mechanism 6, wherein the wheel train structure 2 is arranged inside the header box 1, the harvesting knife mechanism 5 is mechanically matched with the upper end of the wheel train structure 2, and the harvesting knife mechanism 5 is arranged at the upper end of the header box 1; a feeding plate main body 3 is fixed at the rear end of the header box body 1, a spiral feeding mechanism 4 is arranged right above the feeding plate main body 3, the spiral feeding mechanism 4 is arranged at the rear end of the header box body 1, and the spiral feeding mechanism 4 is mechanically matched with the wheel train structure 2; the bottom of the header box body 1 is mechanically matched with a material shifting mechanism 6.

Specifically, the header box body 1 is of a hollow shell structure with an opening at the front end; a first bearing seat 101 is fixedly arranged on the end surface of the left end of the header box body 1, and a first bearing cover 102 is arranged at the left end of the first bearing seat 101; a second bearing seat 103 is fixedly arranged on the end surface of the rear end of the header box body 1, and a second bearing cover 104 is arranged at the rear end of the second bearing seat 103; a third bearing seat 105 is fixedly arranged on the end surface of the right end of the header box body 1, and a third bearing cover 106 is arranged on the right end of the third bearing seat 105; a fourth bearing seat 107 is fixedly arranged on the left and right of the end surface of the lower end of the header box body 1, and a fourth bearing cover 108 is arranged at the lower end of the fourth bearing seat 107; the lower end of the header box body 1 is symmetrically provided with L-shaped bosses 110; the gear train structure 2 comprises a first shaft 21, a first conical gear 22, a second conical gear 23, a second shaft 24, a third conical gear 25, a third shaft 26 and a fourth conical gear 27; a first shaft 21 is arranged in the first bearing seat 101 and the third bearing seat 105, the first shaft 21 is transversely arranged in bearings in the first bearing seat 101 and the third bearing seat 105, a conical gear 22 is sleeved at the right end of the first shaft 21, and a second conical gear 23 is sleeved at the left end of the first shaft 21; a second shaft 24 is arranged in the fourth bearing seat 107, and a third bevel gear 25 is sleeved at the upper end of the second shaft 24; a third shaft 26 is arranged in the fifth bearing seat 109, a fourth conical gear 27 is sleeved at the front end of the third shaft 26, the fourth conical gear 27 is meshed with the conical gear 22 or the second conical gear 23, and the conical gear 22 and the second conical gear 23 are both meshed with a third conical gear 25.

Specifically, slotted holes 31 are longitudinally formed in the left and right of the lower bottom plate of the feeding plate main body 3, and circular holes 32 are formed in the feeding plate main body 3 around the slotted holes 31; the bottom surface of the feeding plate main body 3 is transversely provided with a boss 34, the boss 34 is of a square thin-wall structure, and the middle part of the boss 34 is provided with a circular through hole; the rear end of the feeding plate main body 3 is symmetrically provided with slide rail fixing seats 33, and the slide rail fixing seats 33 are fixed at the round holes 32 through bolt assemblies; the inner side of the feed plate main body 3 is fixedly attached to the outer side of an L-shaped boss 110 of the header box body 1, and the front end of the feed plate main body 3 is fixedly attached to the rear end of the header box body 1; the slotted hole 31 is of a key slot type structure; slide rail fixing base 33 is L shape, and the up end of slide rail fixing base 33 is equipped with the round hole, is equipped with the floor in the slide rail fixing base 33 inner chamber, and slide rail fixing base 33 side is trapezoidal.

Specifically, the spiral feeding mechanism 4 comprises a cone 41, a feeding blade 42, a circular truncated cone 43 and a roller blade 44, wherein the roller blade 44 is arranged on the outer portion of the circular truncated cone 43 along the circumference, the number of the roller blades 44 is 8, and the roller blade 44 is vertically arranged with the outer end face of the circular truncated cone 43; a cone 41 is fixedly arranged on the end face of the rear end of the circular truncated cone 43, the diameter of the bottom face of the cone 41 is larger than that of the rear end face of the circular truncated cone 43, a feeding blade 42 is arranged on the outer portion of the cone 41 along the circumference, the feeding blade 42 is a spiral blade, and the feeding blade 42 is vertically arranged with the outer end face of the cone 41; the middle part of the circular truncated cone 43 is provided with a shaft hole, and the middle part of the circular truncated cone 43 is connected with the gear train structure 2 through a shaft.

Specifically, the harvesting knife mechanism 5 comprises a harvesting knife, a fourth shaft 54 and a fifth conical gear 55, the fourth shaft 54 is in interference fit with the middle of the harvesting knife, the fourth shaft 54 is a stepped shaft, the fifth conical gear 55 is fixed below the fourth shaft 54 through a screw, and the fifth conical gear 55 is meshed with the gear train structure 2; the harvesting knife comprises a shaft sleeve 51 and knife bodies, wherein the shaft sleeve 51 is of a circular structure, the knife bodies with the number of 3 are fixedly arranged on the outer circumference of the shaft sleeve 51, and each knife body comprises a knife back 52 and a knife edge 53.

Specifically, a slide rail shaft 61 is arranged in the slide rail fixing seat 33 on the feed plate main body 3, a spring 62 is sleeved outside the slide rail shaft 61, a slide block 63 is fixed at the lower end of the slide rail shaft 61, a fifth shaft 65 is arranged in the slide block 63, and a driven sprocket 64 is connected to the fifth shaft 65 through a key; the lower end of the second shaft 24 of the gear train structure 2 is connected with a driving chain wheel 66 through a key, the driving chain wheel 66 is externally meshed with a chain 67, the inner ring of the chain 67 is meshed with the outer chain teeth of the driven chain wheel 64, and a shift lever 68 is equidistantly fixed on the chain 67.

The utility model discloses the working process:

the utility model relates to a lifter of a corn harvester with stalks crushing and returning to the field, which is explained in the working process by combining with the attached drawings.

The gear train structure 2 is externally connected with a motor shaft, so that the device has power. The device is arranged on a corn harvester. The gear train structure 2 moves, so that the poking mechanism 6 can be driven to move, and the corn straws are poked to the middle of the spiral feeding mechanism 4; the spiral feeding mechanism 4 feeds the straws; the harvesting knife mechanism 5 cuts the straws by using the cutting edge 53 of the harvesting knife under the power transmission of the gear train structure 2, thereby completing the action of harvesting and returning the straws to the field; combine other structures such as transmission structure, realize that the maize is reaped. The slide rail fixing seat 33, the slide rail shaft 61, the spring 62 and the slide block 63 are combined for use, so that automatic elastic adjustment of the chain transmission distance of the material poking mechanism 6 is realized, and the clamping is avoided.

The utility model discloses, can utilize the kickoff mechanism to stir maize straw to middle spiral feed mechanism and carry out the feeding, utilize the receipts cutting knife of receiving cutting knife mechanism to cut the straw. The utility model discloses the structure is used for the harvester dolly, as the kibbling main part device of stem stalk.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims (6)

1. The utility model provides a stalk smashes still field corn harvester's elevating platform which characterized in that: the harvesting machine comprises a harvesting table box body (1), a wheel train structure (2), a feeding plate main body (3), a spiral feeding mechanism (4), a harvesting knife mechanism (5) and a material shifting mechanism (6), wherein the wheel train structure (2) is arranged inside the harvesting table box body (1), the harvesting knife mechanism (5) is mechanically matched at the upper end of the wheel train structure (2), and the harvesting knife mechanism (5) is arranged right above the harvesting table box body (1); a feeding plate main body (3) is fixed at the rear end of the header box body (1), a spiral feeding mechanism (4) is arranged right above the feeding plate main body (3), the spiral feeding mechanism (4) is arranged at the rear end of the header box body (1), and the spiral feeding mechanism (4) is mechanically matched with the wheel train structure (2); the bottom of the header box body (1) is mechanically matched with a material shifting mechanism (6).

2. The elevating platform of a corn harvester with stalk crushing and returning as claimed in claim 1, wherein: the header box body (1) is of a hollow shell structure with an opening at the front end; a first bearing seat (101) is fixedly arranged on the end face of the left end of the header box body (1), and a first bearing cover (102) is arranged at the left end of the first bearing seat (101); a second bearing seat (103) is fixedly arranged on the end surface of the rear end of the header box body (1), and a second bearing cover (104) is arranged at the rear end of the second bearing seat (103); a third bearing seat (105) is fixedly arranged on the end surface of the right end of the header box body (1), and a third bearing cover (106) is arranged on the right end of the third bearing seat (105); a fourth bearing seat (107) is fixedly arranged on the left side and the right side of the end surface of the lower end of the header box body (1), and a fourth bearing cover (108) is arranged at the lower end of the fourth bearing seat (107); the lower end of the header box body (1) is symmetrically provided with L-shaped bosses (110) at the left and right; the gear train structure (2) comprises a first shaft (21), a first conical gear (22), a second conical gear (23), a second shaft (24), a third conical gear (25), a third shaft (26) and a fourth conical gear (27); a first shaft (21) is arranged in the first bearing seat (101) and the third bearing seat (105), the first shaft (21) is transversely arranged in bearings in the first bearing seat (101) and the third bearing seat (105), a conical gear (22) is sleeved at the right end of the first shaft (21), and a second conical gear (23) is sleeved at the left end of the first shaft (21); a second shaft (24) is arranged in the fourth bearing seat (107), and a third bevel gear (25) is sleeved at the upper end of the second shaft (24).

3. The elevating platform of a corn harvester with stalk crushing and returning as claimed in claim 1, wherein: slotted holes (31) are longitudinally formed in the left and right sides of the lower bottom plate of the feeding plate main body (3), and round holes (32) are formed in the feeding plate main body (3) around the slotted holes (31); a boss (34) is transversely arranged on the bottom surface of the feeding plate main body (3), the boss (34) is of a square thin-wall structure, and a circular through hole is formed in the middle of the boss (34); the rear end of the feeding plate main body (3) is symmetrically provided with slide rail fixing seats (33) in the left-right direction, and the slide rail fixing seats (33) are fixed at the round holes (32) through bolt assemblies; the inner side of the feeding plate main body (3) is fixedly attached to the outer side of an L-shaped boss (110) of the header box body (1), and the front end of the feeding plate main body (3) is fixedly attached to the rear end of the header box body (1); the slotted hole (31) is of a key slot type structure; the sliding rail fixing seat (33) is L-shaped, a round hole is formed in the upper end face of the sliding rail fixing seat (33), rib plates are arranged in an inner cavity of the sliding rail fixing seat (33), and the side face of the sliding rail fixing seat (33) is trapezoidal.

4. The elevating platform of a corn harvester with stalk crushing and returning as claimed in claim 1, wherein: the spiral feeding mechanism (4) comprises a cone (41), a feeding blade (42), a circular table (43) and roller blades (44), the roller blades (44) are arranged on the outer portion of the circular table (43) along the circumference, the number of the roller blades (44) is 8, and the roller blades (44) are vertically arranged on the outer end face of the circular table (43); a cone (41) is fixedly arranged on the end face of the rear end of the circular truncated cone (43), the diameter of the bottom face of the cone (41) is larger than that of the rear end face of the circular truncated cone (43), a feeding blade (42) is arranged on the outer portion of the cone (41) along the circumference, the feeding blade (42) is a spiral blade, and the feeding blade (42) is vertically arranged with the outer end face of the cone (41); the middle part of the circular truncated cone (43) is provided with a shaft hole, and the middle part of the circular truncated cone (43) is connected with the gear train structure (2) through a shaft.

5. The elevating platform of a corn harvester with stalk crushing and returning as claimed in claim 1, wherein: the harvesting knife mechanism (5) comprises a harvesting knife, a fourth shaft (54) and a fifth conical gear (55), the fourth shaft (54) is in interference fit with the middle of the harvesting knife, the fourth shaft (54) is a stepped shaft, the fifth conical gear (55) is fixed below the fourth shaft (54) through a screw, and the fifth conical gear (55) is meshed with the gear train structure (2); the harvesting knife comprises a shaft sleeve (51) and knife bodies, wherein the shaft sleeve (51) is of a circular structure, the number of the knife bodies is 3, the outer circumference of the shaft sleeve (51) is fixedly provided with the knife bodies, and each knife body comprises a knife back (52) and a knife edge (53).

6. The elevating platform of a corn harvester with stalk crushing and returning as claimed in claim 1, wherein: a slide rail shaft (61) is arranged in a slide rail fixing seat (33) on the feed plate main body (3), a spring (62) is sleeved outside the slide rail shaft (61), a slide block (63) is fixed at the lower end of the slide rail shaft (61), a fifth shaft (65) is arranged in the slide block (63), and a driven chain wheel (64) is connected to the fifth shaft (65) through a key; the lower end of a second shaft (24) of the gear train structure (2) is connected with a driving chain wheel (66) through a key, the driving chain wheel (66) is externally meshed with a chain (67), the inner ring of the chain (67) is meshed with the outer chain teeth of the driven chain wheel (64), and a shift lever (68) is equidistantly fixed on the chain (67).

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