CN215027821U - Double-shaft spiral feed mixer - Google Patents
Double-shaft spiral feed mixer Download PDFInfo
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- CN215027821U CN215027821U CN202121144305.1U CN202121144305U CN215027821U CN 215027821 U CN215027821 U CN 215027821U CN 202121144305 U CN202121144305 U CN 202121144305U CN 215027821 U CN215027821 U CN 215027821U
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Abstract
The utility model relates to a feed mixer, especially a biax spiral feed mixer. The packing box comprises a box body, wherein a first transmission shaft and a second transmission shaft are arranged in the box body, the first transmission shaft and the second transmission shaft are provided with auger blades, the first transmission shaft and the second transmission shaft respectively comprise a shaft body, a left shaft head and a right shaft head, the shaft body is of a hollow structure, two ends of the shaft body are fixedly connected with spline sleeves respectively, the inner ends of the left shaft head and the right shaft head are of external spline structures, and the external spline structures of the left shaft head and the right shaft head are matched with the internal spline structures of the spline sleeves; the outer ends of the first left shaft head of the first transmission shaft and the second left shaft head of the second transmission shaft are both of an external spline structure, a driving gear and a driven gear which are meshed with each other are respectively installed at the outer ends of the first left shaft head and the second left shaft head, and the first left shaft head is connected with a driving mechanism. The first transmission shaft and the second transmission shaft of the utility model adopt gear transmission, the transmission is stable, and the service life of the transmission structure is prolonged; after the spindle nose is abraded, only the spindle nose needs to be replaced, and the maintenance cost is reduced.
Description
Technical Field
The utility model relates to a feed mixer, especially a biax spiral feed mixer.
Background
The feed mixer is a mechanical device for uniformly mixing two or more feeds, and is widely applied to farms. Feed mixer of biax helical structure is in the use, and the bearing damages the back, and the spindle nose of transmission shaft and bearing take place the friction to make spindle nose wearing and tearing, cause whole drive shaft to scrap, increased cost of maintenance. At present, two transmission shafts of a double-shaft spiral feed mixer are driven by a chain and a chain wheel, the stability of the transmission of the chain transmission is poor, impact and noise exist in the work, two idle wheels and idle wheel shafts need to be installed in the chain transmission, and the cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem and providing a double-shaft spiral feed mixer with stable and reliable transmission.
The technical problem of the utility model is solved and the technical scheme is that:
a double-shaft spiral feed mixer comprises a box body with an open top, wherein a first transmission shaft and a second transmission shaft which are rotatably connected with the box body are arranged in the box body side by side, auger blades are arranged on the first transmission shaft and the second transmission shaft, the first transmission shaft and the second transmission shaft respectively comprise a shaft body, a left shaft head and a right shaft head, the shaft body is of a hollow structure, two ends of the shaft body are fixedly connected with spline sleeves respectively, the inner ends of the left shaft head and the right shaft head are both of external spline structures, and the external spline structures at the inner ends of the left shaft head and the right shaft head are matched with the internal spline structures of the spline sleeves; the outer ends of the first left shaft head of the first transmission shaft and the second left shaft head of the second transmission shaft are both of an external spline structure, a driving gear and a driven gear which are meshed with each other are respectively installed at the outer ends of the first left shaft head and the second left shaft head, and the first left shaft head is connected with a driving mechanism.
Adopt above-mentioned technical scheme the utility model discloses compare with prior art, beneficial effect is:
the first transmission shaft and the second transmission shaft are in gear transmission, so that the transmission is stable, the efficiency is high, and the service life of the transmission structure is prolonged; after the spindle nose is abraded, only the spindle nose needs to be replaced, and the maintenance cost is reduced.
Further, the utility model discloses an optimization scheme is:
oval cutting knife is all installed to the auger blade of first transmission shaft and second transmission shaft, and the edge of cutting knife is equipped with a plurality of sword teeth, and the sword tooth stretches out auger blade's edge.
The tooth pitch of the cutter teeth on one side of the long shaft of the cutter is larger than that of the cutter teeth on the other side of the long shaft.
Drawings
Fig. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a schematic view of a transmission shaft according to an embodiment of the present invention;
fig. 4 is a front view of the first left axle head of the embodiment of the present invention;
FIG. 5 is a left side view of FIG. 4;
fig. 6 is a front view of a second left axle head of an embodiment of the present invention;
FIG. 7 is a left side view of FIG. 6;
FIG. 8 is a front view of the right spindle nose of an embodiment of the present invention;
FIG. 9 is a left side view of FIG. 6;
FIG. 10 is a front view of a spline housing of an embodiment of the present invention;
FIG. 11 is a left side view of FIG. 10;
fig. 12 is a schematic view of the connection between the cutter and the auger blade of the embodiment of the present invention.
In the figure: a box body 1; a left endplate 1-1; a right end plate 1-2; a first transmission shaft 2; 2-1 of a shaft body; a first left spindle nose 2-2; 2-3 of a right shaft head; a second transmission shaft 3; a second left spindle nose 3-1; a screw blade 4; a spline housing 5; a cutting knife 6; 6-1 parts of cutter teeth; a bearing seat 7; a driving gear 8; a driven gear 9; a coupling 10; a speed reducer 11; a motor 12; a bracket 13; and a shift lever 14.
Detailed Description
The present invention will be further described in detail with reference to the accompanying drawings and examples.
Referring to fig. 1 and 2, the present embodiment is a double-shaft spiral feed mixer, which is composed of a box body 1, a first transmission shaft 2, a second transmission shaft 3, a screw blade 4, a speed reducer 11, a motor 12, and the like. The top of box 1 is uncovered, and its bottom vertically is equipped with two semicircular shaft grooves side by side, installs first transmission shaft 2 and second transmission shaft 3 in two shaft grooves, and first transmission shaft 2 and second transmission shaft 3 parallel arrangement. The first transmission shaft 2 is of a split structure (shown in fig. 3), and is composed of a shaft body 2-1, a first left shaft head 2-2, a right shaft head 2-3, a spline housing 5 and the like, the shaft body 2-1 is of a hollow structure, the spline housing 5 is welded to two ends of the shaft body 2-1 respectively (shown in fig. 10 and 11), the spline housing 5 is provided with an internal spline structure, two ends of the first left shaft head 2-2 are both of external spline structures (shown in fig. 4 and 5), the inner end of the right shaft head 2-3 is of an external spline structure (shown in fig. 8 and 9), and the external spline structures of the first left shaft head 2-2 and the right shaft head 2-3 are matched with the internal spline structures of the spline housing 5 at two ends of the shaft body 2-1 respectively. First transmission shaft 2 is split type structure, and spindle nose and axle body adopt splined connection, and bearing capacity is high, and centering nature is good, and the guidance quality is good, and the spindle nose only needs to be changed after the spindle nose wearing and tearing, reduces cost of maintenance. Two sections of auger blades 4 with opposite rotation directions are symmetrically welded on the shaft body 2-1, and two radial deflector rods 14 are symmetrically welded in the middle of the shaft body 2-1.
A first left shaft head 2-2 of the first transmission shaft 2 is rotatably connected with a left end plate 1-1 of the box body 1 through a bearing seat 7, and a right shaft head 2-3 of the first transmission shaft 2 is rotatably connected with a right end plate 1-2 through the bearing seat 7. The second transmission shaft 3 comprises a shaft body 2-1, a second left shaft head 3-1, a right shaft head 2-3, a spline sleeve 5 and the like, the structure of the shaft body 2-1 of the second transmission shaft 3 is the same as that of the shaft body 2-1 of the first transmission shaft 2, the length of an external spline structure at the outer end of the second left shaft head 3-1 (shown in figures 6 and 7) is smaller than that of the external spline structure at the outer end of the first left shaft head 2-2, the second left shaft head 3-1 of the second transmission shaft 3 is rotatably connected with the left end plate 1-1 of the box body 1 through a bearing seat 7, and the right shaft head 2-3 of the second transmission shaft 3 is rotatably connected with the right end plate 1-2 through the bearing seat 7.
A driving gear 8 is installed on a first left shaft head 2-2 on the outer side of a left end plate 1-1 of a box body 1, a shaft hole of the driving gear 8 is of an inner spline structure, an outer spline structure of the first left shaft head 2-2 is matched with the inner spline structure of the driving gear 8, a driven gear 9 is installed on a second left shaft head 3-1 on the outer side of the left end plate 1-1, a shaft hole of the driven gear 9 is of an inner spline structure, an outer spline structure of the second left shaft head 3-1 is matched with the inner spline structure of the driven gear 9, and the driving gear 8 and the driven gear 9 are in meshing transmission. The outer end of the first left shaft head 2-2 is connected with an output shaft of a speed reducer 11 through a coupling 10, an input shaft of the speed reducer 11 and an output shaft of a motor 12 are in belt transmission, the speed reducer 11 and the motor 12 form a driving mechanism, and the speed reducer 11 and the motor 12 are installed on a support 13 on the outer side of a left end plate 1-1 of the box body 1. First transmission shaft 2 and second transmission shaft 3 adopt gear drive, and the transmission is steady, and is efficient, improves transmission structure's life.
Oval cutting knives 6 (shown in figure 12) are arranged on the auger blades 4 of the first transmission shaft 2 and the second transmission shaft 3, a plurality of knife teeth 6-1 are arranged on the edges of the cutting knives 6, the knife teeth 6-1 extend out of the edges of the auger blades 4, the cutting knives 6 are connected with the auger blades 4 through bolts, positioning pins are arranged between the back surfaces of the cutting knives 6 and the auger blades 4, and the tooth pitch of the knife teeth 6-1 on one side of the long axis of the cutting knives 6 is larger than that of the knife teeth 6-1 on the other side of the long axis. The cutting knife 6 is used for cutting off long straws in the stirred feed, when thick straws are stirred, the tooth pitch of the cutting knife 6 is large, and when thin straws are stirred, the tooth pitch of the cutting knife 6 is small.
The above description is only a preferred and practical embodiment of the present invention, and not intended to limit the scope of the present invention, and all structural equivalents made by using the contents of the specification and drawings are included in the scope of the present invention.
Claims (3)
1. The utility model provides a biax spiral feed mixer, includes the open box in top, is equipped with side by side in the box and rotates first transmission shaft and the secondary drive axle of being connected with the box, and first transmission shaft and secondary drive axle are equipped with auger blade, its characterized in that: the first transmission shaft and the second transmission shaft respectively comprise a shaft body, a left shaft head and a right shaft head, the shaft bodies are of hollow structures, the two ends of the shaft bodies are respectively fixedly connected with spline sleeves, the inner ends of the left shaft head and the right shaft head are both of external spline structures, and the external spline structures at the inner ends of the left shaft head and the right shaft head are matched with the internal spline structures of the spline sleeves; the outer ends of the first left shaft head of the first transmission shaft and the second left shaft head of the second transmission shaft are both of an external spline structure, a driving gear and a driven gear which are meshed with each other are respectively installed at the outer ends of the first left shaft head and the second left shaft head, and the first left shaft head is connected with a driving mechanism.
2. The dual-shaft feed screw mixer of claim 1, wherein: oval cutting knife is all installed to the auger blade of first transmission shaft and second transmission shaft, and the edge of cutting knife is equipped with a plurality of sword teeth, and the sword tooth stretches out auger blade's edge.
3. The dual-axis feed screw mixer of claim 2, wherein: the tooth pitch of the cutter teeth on one side of the long shaft of the cutter is larger than that of the cutter teeth on the other side of the long shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121144305.1U CN215027821U (en) | 2021-05-26 | 2021-05-26 | Double-shaft spiral feed mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121144305.1U CN215027821U (en) | 2021-05-26 | 2021-05-26 | Double-shaft spiral feed mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215027821U true CN215027821U (en) | 2021-12-07 |
Family
ID=79210868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121144305.1U Active CN215027821U (en) | 2021-05-26 | 2021-05-26 | Double-shaft spiral feed mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215027821U (en) |
-
2021
- 2021-05-26 CN CN202121144305.1U patent/CN215027821U/en active Active
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