CN216392205U

CN216392205U - Combined stem-pulling roller

Info

Publication number: CN216392205U
Application number: CN202220377027.2U
Authority: CN
Inventors: 程超
Original assignee: Shandong Youcheng Machinery Manufacturing Co ltd
Current assignee: Shandong Youcheng Machinery Manufacturing Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-04-29
Anticipated expiration: 2032-02-24

Abstract

The utility model discloses a combined stem drawing roller, which relates to the technical field of stem drawing rollers and comprises an installation frame, a first roller and a second roller, wherein the first roller and the second roller are respectively arranged in the installation frame in a transverse rotating mode through a rotating shaft, the rotating shaft of the second roller is connected with the installation frame in a sliding mode through an installation plate, the second roller is driven by a pushing and pressing assembly, and the first roller and the second roller are driven by a driving assembly. In the utility model, the first roller and the second roller are changed into a split type from an integrated type, and only a part of high-abrasion roller bodies can be replaced, thereby reducing the production cost; utilize simultaneously to bulldoze the subassembly, can adjust the interval of first roller and second roller, in time with the maize stalk pine of card between first roller and second roller throw off, and then improved production efficiency.

Description

Combined stem-pulling roller

Technical Field

The utility model relates to the technical field of stem drawing rollers, in particular to a combined stem drawing roller.

Background

The double-shaft crushing type stalk pulling roller is a key part of the corn header, is matched with the ear picking plate, and utilizes a pair of relatively rotating and mutually meshed roller shafts to extrude, tear and shear the straws while pulling the stalks and picking the ears so as to crush the straws.

The existing stalk-pulling roller is integrated, the roller body is partially abraded after long-time working, the whole roller body needs to be replaced, the material is relatively wasted, the cost is relatively high, and the phenomenon that a clamping rod is easy to occur in the double-shaft roller, so that the crushing efficiency is reduced.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides a combined stalk-pulling roll.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a combined stem drawing roller comprises a mounting frame, a first roller and a second roller which are respectively arranged in the mounting frame in a transverse rotating manner through a rotating shaft, wherein the rotating shaft of the second roller is connected with the mounting frame in a sliding manner through a mounting plate, the second roller is driven by a pushing and pressing assembly, and the first roller and the second roller are driven by a driving assembly;

the first roller and the second roller are formed by splicing a plurality of broken pieces, wherein the first roller comprises a first broken piece, a plurality of second broken pieces and a third broken piece which are sequentially sleeved on a rotating shaft of the first roller, a plurality of splicing blocks are arranged on opposite sides of adjacent broken pieces, splicing grooves matched with the splicing blocks are formed in the adjacent broken pieces, annular clamping blocks are arranged at the left ends of the second broken pieces and the third broken pieces in a protruding mode, the outer side of the annular fixture block is in a slope shape, the right ends of the first broken block and the second broken blocks are both provided with annular grooves clamped with the annular fixture block, a bar-shaped guide block is arranged on the rotating shaft of the first roller, bar-shaped guide grooves matched with the bar-shaped guide blocks are arranged in the plurality of crushing blocks, and the rotating shaft of the first roller is sleeved with an annular limiting block at the left end of the first broken fragment and at the right end of the third broken fragment, and the annular limiting block is fixedly connected with the rotating shaft of the first roller through a connecting bolt.

Further, the driving assembly comprises a driving gear sleeved on the first roller rotating shaft and a transmission gear sleeved on the second roller rotating shaft, the driving gear is in meshing transmission with the transmission gear, and the rotating shaft of the first roller is connected with an output shaft of the external motor.

Further, bulldoze the subassembly and locate the push pedal in the installing frame and locate two of push pedal front side and link the board, two including sliding link the board and all rotate with the pivot of second roller and be connected, be equipped with a plurality of electric push cylinders between push pedal rear side and the installing frame inner wall.

Furthermore, the inner sides of the mounting plates are connected with rotating seats in a sliding mode, and the rotating seats are respectively connected with a rotating shaft of the second roller in a rotating mode.

Further, a plurality of meshing teeth are arranged on the first roller and the second roller, and the meshing teeth on the first roller and the meshing teeth on the second roller are arranged in a staggered mode.

Compared with the prior art, the utility model has the following beneficial effects:

in the utility model, the first roller and the second roller are changed into a split type from an integrated type, and only a part of high-abrasion roller bodies can be replaced, thereby reducing the production cost; utilize simultaneously to bulldoze the subassembly, can adjust the interval of first roller and second roller, in time with the maize stalk pine of card between first roller and second roller throw off, and then improved production efficiency.

Drawings

Fig. 1 is a top sectional view of a combined stem drawing roll according to the present invention;

FIG. 2 is a view showing an internal state of a combined stem-pulling roll according to the present invention;

fig. 3 is a schematic view of the internal structure of the first roller of the combined stalk-pulling roller according to the present invention.

Number in the figure: 1. installing a frame; 2. a first roller; 3. a second roller; 4. a pushing assembly; 5. a drive assembly; 21. a first breaking block; 22. second breaking the fragments; 23. a third crushing block; 41. pushing the plate; 42. connecting plates; 51. a drive gear; 52. a transmission gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a combined stem-pulling roller comprises a mounting frame 1, a first roller 2 and a second roller 3 which are respectively arranged in the mounting frame 1 in a transverse rotating manner through a rotating shaft, wherein the rotating shaft of the second roller 3 is connected with the mounting frame 1 in a sliding manner through a mounting plate, the second roller 3 is driven by a pushing component 4, and the first roller 2 and the second roller 3 are driven by a driving component 5;

the first roller 2 and the second roller 3 are formed by splicing a plurality of broken pieces, wherein the first roller 2 comprises a first broken piece 21, a plurality of second broken pieces 22 and a third broken piece 23 which are sequentially sleeved on a rotating shaft of the first roller 2, a plurality of plugging blocks are arranged on opposite sides of adjacent broken pieces, plugging grooves matched with the plugging blocks are formed in the adjacent broken pieces, annular clamping blocks are arranged at the left ends of the second broken pieces 22 and the third broken pieces 23 in a protruding mode, the outer sides of the annular clamping blocks are in a slope shape, annular grooves clamped with the annular clamping blocks are formed in the right ends of the first broken pieces 21 and the second broken pieces 22, a bar-shaped guide block is arranged on the rotating shaft of the first roller 2, bar-shaped guide grooves matched with the bar-shaped guide block are formed in the plurality of broken pieces, annular limiting blocks are sleeved on the left end of the first broken piece 21 and the right end of the third broken piece 23 on the rotating shaft of the first roller 2, and are fixedly connected with the rotating shaft of the first roller 2 through connecting bolts, the first roller 2 and the second roller 3 are changed into a split type from an integrated type, so that only a part of high-abrasion roller bodies can be replaced, and the production cost is reduced; utilize simultaneously to bulldoze subassembly 4, can adjust the interval of first roller 2 and second roller 3, in time with the maize stalk pine of card between first roller 2 and second roller 3 throw off, and then improved production efficiency.

Further, the driving assembly 5 comprises a driving gear 51 sleeved on the rotating shaft of the first roller 2 and a transmission gear 52 sleeved on the rotating shaft of the second roller 3, the driving gear 51 is meshed with the transmission gear 52 for transmission, the rotating shaft of the first roller 2 is connected with an output shaft of an external motor, the external motor is started to drive the driving gear 51 to rotate, and then the transmission gear 52 is driven to rotate, so that the first roller 2 and the second roller 3 are driven to rotate relatively, and the cornstalks can be crushed.

Further, bulldoze subassembly 4 including sliding locate push pedal 41 in the installing frame 1 and locate two of push pedal 41 front sides and link board 42, two link board 42 all rotate with the pivot of second roller 3 and be connected, be equipped with a plurality of electric push cylinders between push pedal 41 rear side and the 1 inner wall of installing frame, through starting a plurality of electric push cylinders, make its shrink, and then drive push pedal 41 and slide, and then drive two and link board 42 and remove backward, and then promote the removal of second roller 3, make second roller 3 and first roller 2 disengagement, make the cornstalk of card between second roller 3 and first roller 2 drop.

Further, the inner sides of the two mounting plates are connected with rotating seats in a sliding mode, the two rotating seats are respectively connected with the rotating shaft of the second roller 3 in a rotating mode, the second roller 3 is convenient to push, and the rotation of the second roller 3 is not influenced.

Further, all be equipped with a plurality of interlock teeth on first roller 2 and the second roller 3, a plurality of interlock teeth on the first roller 2 and a plurality of interlock teeth on the second roller 3 crisscross setting, are convenient for to the cornstalk breakage.

The working principle is as follows: starting an external motor to drive the driving gear 51 to rotate, further driving the transmission gear 52 to rotate, further driving the first roller 2 and the second roller 3 to rotate relatively, and crushing the cornstalks; the electric pushing cylinders are contracted by starting the electric pushing cylinders, so that the pushing plate 41 is driven to slide, the two connecting plates 42 are driven to move backwards, the second roller 3 is driven to move, the second roller 3 is disengaged from the first roller 2, and the corn stalks clamped between the second roller 3 and the first roller 2 fall off; and (4) unscrewing the connecting bolt to enable the annular limiting block to be separated from and press the plurality of broken fragments, sliding the broken fragments rightwards in sequence, and correspondingly replacing the broken fragments.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The combined stem drawing roller is characterized by comprising an installation frame (1), and a first roller (2) and a second roller (3) which are arranged in the installation frame (1) through a rotating shaft in a transverse rotating mode respectively, wherein the rotating shaft of the second roller (3) is connected with the installation frame (1) in a sliding mode through an installation plate, the second roller (3) is driven by a pushing and pressing assembly (4), and the first roller (2) and the second roller (3) are driven by a driving assembly (5);

the first roller (2) and the second roller (3) are formed by inserting a plurality of broken fragments in a splicing mode, wherein the first roller (2) comprises a first broken fragment (21), a plurality of second broken fragments (22) and a third broken block (23) which are sequentially sleeved on a rotating shaft of the first roller (2), a plurality of insertion blocks are arranged on opposite sides of the adjacent broken fragments, insertion grooves matched with the insertion blocks are formed in the adjacent broken fragments, an annular clamping block is arranged at the left end of each of the second broken fragments (22) and the third broken block (23) in a protruding mode, the outer side of each annular clamping block is in a slope shape, annular grooves clamped with the annular clamping blocks are formed in the right end of each of the first broken fragments (21) and the second broken fragments (22), a bar-shaped guide block is arranged on a rotating shaft of the first roller (2), bar-shaped guide grooves matched with the bar-shaped guide blocks are formed in the plurality of broken fragments, and a third broken fragment (23) and the left end of the first broken fragment (21) and the third broken fragment (2) are located in the rotating shaft of the first roller The right end cover is provided with an annular limiting block, and the annular limiting block is fixedly connected with the rotating shaft of the first roller (2) through a connecting bolt.

2. The combined stem drawing roller as claimed in claim 1, wherein the driving assembly (5) comprises a driving gear (51) sleeved on a rotating shaft of the first roller (2) and a transmission gear (52) sleeved on a rotating shaft of the second roller (3), the driving gear (51) is in meshing transmission with the transmission gear (52), and the rotating shaft of the first roller (2) is connected with an output shaft of an external motor.

3. The combined stem drawing roller according to claim 2, wherein the pushing assembly (4) comprises a push plate (41) slidably arranged in the mounting frame (1) and two connecting plates (42) arranged at the front side of the push plate (41), the two connecting plates (42) are rotatably connected with a rotating shaft of the second roller (3), and a plurality of electric pushing cylinders are arranged between the rear side of the push plate (41) and the inner wall of the mounting frame (1).

4. A combined stalk-pulling roll as claimed in claim 2, characterised in that a rotating seat is slidably connected to the inside of each of the two mounting plates, and the two rotating seats are rotatably connected to the rotating shaft of the second roll (3).

5. A combined stalk-pulling roll as claimed in claim 2, characterised in that a plurality of engaging teeth are provided on both the first roll (2) and the second roll (3), the plurality of engaging teeth on the first roll (2) being staggered with respect to the plurality of engaging teeth on the second roll (3).