CN212786731U - Straw cutting device for straw smashing - Google Patents
Straw cutting device for straw smashing Download PDFInfo
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- CN212786731U CN212786731U CN202021726980.0U CN202021726980U CN212786731U CN 212786731 U CN212786731 U CN 212786731U CN 202021726980 U CN202021726980 U CN 202021726980U CN 212786731 U CN212786731 U CN 212786731U
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Abstract
The utility model belongs to the technical field of the agricultural equipment technique and specifically relates to a straw is smashed and is used straw cutting device is disclosed, the conveying belt comprises a conveying belt, the conveyer belt both sides are provided with the side shield, the conveyer belt afterbody is provided with the cut-off case, cut-off incasement portion from top to bottom has down set gradually the hand hay cutter and has cut the ware down, the cut-off case lower extreme is close to the position of conveyer belt afterbody has seted up the discharge gate, the hand hay cutter with the structure of ware is cut to the hand hay cutter down is the same, the hand hay cutter with the ware transmission is cut to the hand hay cutter down and is connected, the hand hay cutter with the hand hay cutter is cut the ware and is located down the. Has the advantages that: the crushing box has a large inner cavity, is less in support, reduces resistance and avoids straw from being wound; the straws can be cut off before being crushed, so that the straws are prevented from winding the crushing cutter shaft; the double cutting knives arranged up and down have high cutting speed, so that the straw cutting efficiency is improved; the fixing holes can be provided with the guillotine blades with different specifications and sizes, and the using effect is good.
Description
Technical Field
The utility model belongs to the technical field of the agricultural equipment technique and specifically relates to a straw is smashed and is used straw cutting device is related to.
Background
The existing feed for livestock such as cattle, sheep and the like in animal husbandry is prepared by mainly storing and fermenting crop straws and coarse cereals, is green and healthy, is rich in nutrition, and is very suitable for cattle and sheep to eat. The preparation process of storage fermented feed at first needs to smash raw materials such as maize or plant straw, to large-scale plant, crushing volume is very huge, small rubbing crusher speed can not catch up with, large-scale rubbing crusher adopts direct kibbling mode mostly when smashing, the straw directly gets into when smashing smashes and smashes the storehouse, this kind of mode leads to the straw to twine on the arbor very easily, is difficult for being cut off, can increase the resistance simultaneously, power consumption is big, still damages the arbor easily.
SUMMERY OF THE UTILITY MODEL
The utility model provides a straw cutting device for straw crushing, which is arranged in front of a crushing bin of a large-scale crusher to solve the problems.
The technical scheme of the utility model is realized like this:
the utility model provides a straw is smashed and is used straw cutting device, includes the conveyer belt, the conveyer belt both sides are provided with the side shield, the conveyer belt afterbody is provided with the cutting-off case, the cutting-off case is inside from top to bottom has set gradually the hand hay cutter and has cut the ware down, the cutting-off case lower extreme is close to the discharge gate has been seted up to the position of conveyer belt afterbody, go up the hand hay cutter with the structure of cutting the ware down is the same, go up the hand hay cutter with the transmission of cutting the ware down is connected, go up the hand hay cutter with down the hand hay cutter is located the conveyer belt top.
Furthermore, the upper chopper comprises a fixed shaft, a plurality of fixed cutter discs are welded on the outer wall of the fixed shaft at equal intervals along the axis direction, 3-6 groups of fixed holes are formed in the edge of each fixed cutter disc in an annular array mode, and a chopping blade is fixed at each group of the fixed holes through high-strength bolts.
Furthermore, all the guillotine blades on the same fixed cutter head are installed on two sides of the fixed cutter head in a staggered mode.
Further, the fixing hole comprises a long-groove bolt hole and a circular bolt hole, and the long-groove bolt hole is a circular arc-shaped slotted hole with the length not less than 20 mm.
Furthermore, the fixed cutterheads on the upper chopper and the lower chopper are arranged oppositely, and a gap is reserved between the upper chopper and the lower chopper.
Furthermore, the fixed cutterheads on the upper chopper and the lower chopper are arranged in a crossed mode, and the upper chopper and the lower chopper are staggered together.
By adopting the technical scheme, the beneficial effects of the utility model are that: the straws can be cut off before being crushed, so that the straws are prevented from winding the crushing cutter shaft; the double cutting knives arranged up and down have high cutting speed, so that the straw cutting efficiency is improved; the fixing holes can be provided with the guillotine blades with different specifications and sizes, and the using effect is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a front sectional view of the present invention;
FIG. 2 is a front view of the upper chopper of the present invention;
FIG. 3 is a simplified structure of the fixed cutter head of the present invention;
fig. 4 is a side view of an embodiment of the present invention;
fig. 5 is a side view of an embodiment of the present invention.
The reference numerals are explained below:
1. a conveyor belt; 2. a side dam; 3. an upper chopper; 4. a cutting box; 5. a discharge port; 6. a lower chopper; 7. a fixed shaft; 8. fixing a cutter head; 9. a chopping blade; 10. a fixing hole; 11. long slot bolt holes; 12. circular bolt holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in figures 1-4, a straw cutting device for straw crushing comprises a conveying belt 1, side baffles 2 are arranged at two sides of the conveying belt 1 to prevent straws from falling off, a cutting box 4 is arranged at the tail part of the conveying belt 1, an upper cutter 3 and a lower cutter 6 are sequentially arranged in the cutting box 4 from top to bottom, used for cutting off the straws, a discharge hole 5 is arranged at the lower end of the cutting box 4 close to the tail part of the conveyer belt 1, the cut-off straws are conveniently discharged, the upper chopper 3 and the lower chopper 6 have the same structure, the upper chopper 3 is in transmission connection with the lower chopper 6, the upper chopper 3 and the lower chopper 6 have the same rotation direction, the butt cutting can be realized at the intersection of the upper chopper 3 and the lower chopper 6, the straw cutting efficiency is improved, the upper chopper 3 and the lower chopper 6 are positioned above the conveying belt 1, and the cut straw can directly fall on the conveying belt 1 to be conveyed away.
In the embodiment, the upper chopper 3 comprises a fixed shaft 7, a plurality of fixed cutter discs 8 are welded on the outer wall of the fixed shaft 7 at equal intervals along the axis direction, 3-6 groups of fixed holes 10 are formed in the edge of each fixed cutter disc 8 in an annular array mode, a chopping blade 9 is fixed at each group of the fixed holes 10 through a high-strength bolt, the cutting length of the straws is related to the interval of the fixed cutter discs 8, the cut straws are short when the interval is small, and the cut straws are long when the interval is large.
In the embodiment, all the guillotine blades 9 on the same fixed cutter disc 8 are installed at two sides of the fixed cutter disc 8 in a staggered manner, so that the distance between every two adjacent guillotine blades 9 is increased, and the gap between every two fixed cutter discs 8 is reduced, so that the straw is shortened.
In this embodiment, the fixing holes 10 include a long-slot bolt hole 11 and a circular bolt hole 12, the long-slot bolt hole 11 is an arc-shaped slot hole with a length not less than 20mm, and the distance between the fixing holes 10 is adjustable, so that the guillotine blades 9 with different specifications can be conveniently installed.
In the embodiment, the fixed cutter discs 8 on the upper chopper 3 and the lower chopper 6 are arranged oppositely, and a gap is reserved between the upper chopper 3 and the lower chopper 6, so that the gap between the upper chopper and the lower chopper is reduced, and the straw cutting efficiency is improved.
Example two:
as shown in fig. 5: the content of this embodiment is substantially the same as that of the first embodiment, except that:
in the embodiment, the fixed cutter discs 8 on the upper cutter 3 and the lower cutter 6 are arranged in a crossed manner, the upper cutter 3 and the lower cutter 6 are staggered together, the power requirement is large, but the more sufficient straw cutting can be increased, so that the straw becomes shorter.
The utility model discloses a theory of operation does: during the use, after starting up the machine power, go up hand hay cutter 3 and lower hand hay cutter 6 high-speed rotatory under power device's drive, put rotatory conveyer belt 1 with the straw on the back, conveyer belt 1 drives the straw and makes hay cutter 3 and lower hand hay cutter 6 removal upwards, high-speed rotatory last hand hay cutter 3 and lower hand hay cutter 6 curl up the straw and cut off, the straw after cutting off is thrown the inside rear side of cutting off case 4, then drop on conveyer belt 1, and follow the rotation of conveyer belt 1 and see off from discharge gate 5 and get into crushing storehouse and smash.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a straw is smashed and is used straw cutting device which characterized in that: including conveyer belt (1), conveyer belt (1) both sides are provided with side shield (2), conveyer belt (1) afterbody is provided with cut-off box (4), cut-off box (4) inside down has been set gradually from top to bottom and has been cut ware (3) and cut ware (6) down, cut-off box (4) lower extreme is close to discharge gate (5) have been seted up to the position of conveyer belt (1) afterbody, go up the hand hay cutter cut ware (3) with the structure of cutting ware (6) down is the same, go up the hand hay cutter cut ware (3) with cut ware (6) transmission down and connect, go up the hand hay cutter cut ware (3) with lower hand hay cutter cut ware (6) and be located conveyer belt (1) top.
2. The straw cutting apparatus for straw cutting according to claim 1, wherein: go up hand hay cutter (3) and include fixed axle (7), the equidistant welding of edge axis direction has a plurality of fixed blade disc (8) on fixed axle (7) outer wall, fixed blade disc (8) edge annular array shaping has 3-6 group fixed orificess (10), every group fixed orifices (10) department is fixed with a slice hand hay cutter blade (9) through high strength bolt.
3. The straw cutting apparatus for straw cutting according to claim 2, wherein: all the guillotine blades (9) on the same fixed cutter head (8) are installed on two sides of the fixed cutter head (8) in a staggered mode.
4. The straw cutting apparatus for straw cutting according to claim 2, wherein: the fixing hole (10) comprises a long-groove bolt hole (11) and a circular bolt hole (12), and the long-groove bolt hole (11) is a circular arc-shaped slotted hole with the length not less than 20 mm.
5. The straw cutting apparatus for straw cutting according to claim 2, wherein: the fixed cutter heads (8) on the upper chopper (3) and the lower chopper (6) are arranged oppositely, and a gap is reserved between the upper chopper (3) and the lower chopper (6).
6. The straw cutting apparatus for straw cutting according to claim 2, wherein: the upper chopper (3) and the fixed cutter heads (8) on the lower chopper (6) are arranged in a crossed manner, and the upper chopper (3) and the lower chopper (6) are staggered together.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021726980.0U CN212786731U (en) | 2020-08-18 | 2020-08-18 | Straw cutting device for straw smashing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021726980.0U CN212786731U (en) | 2020-08-18 | 2020-08-18 | Straw cutting device for straw smashing |
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Publication Number | Publication Date |
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CN212786731U true CN212786731U (en) | 2021-03-26 |
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CN202021726980.0U Active CN212786731U (en) | 2020-08-18 | 2020-08-18 | Straw cutting device for straw smashing |
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CN (1) | CN212786731U (en) |
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2020
- 2020-08-18 CN CN202021726980.0U patent/CN212786731U/en active Active
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