CN111318864A - Sugarcane cutter processing technology - Google Patents
Sugarcane cutter processing technology Download PDFInfo
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- CN111318864A CN111318864A CN202010144986.5A CN202010144986A CN111318864A CN 111318864 A CN111318864 A CN 111318864A CN 202010144986 A CN202010144986 A CN 202010144986A CN 111318864 A CN111318864 A CN 111318864A
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- 240000000111 Saccharum officinarum Species 0.000 title claims abstract description 90
- 235000007201 Saccharum officinarum Nutrition 0.000 title claims abstract description 90
- 238000005516 engineering process Methods 0.000 title claims abstract description 21
- 238000003466 welding Methods 0.000 claims abstract description 92
- 239000011324 bead Substances 0.000 claims abstract description 37
- 238000005520 cutting process Methods 0.000 claims description 39
- 230000009471 action Effects 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 17
- 238000003754 machining Methods 0.000 claims description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 abstract description 2
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 2
- 229930006000 Sucrose Natural products 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229960004793 sucrose Drugs 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
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- C—CHEMISTRY; METALLURGY
- C13—SUGAR INDUSTRY
- C13B—PRODUCTION OF SUCROSE; APPARATUS SPECIALLY ADAPTED THEREFOR
- C13B5/00—Reducing the size of material from which sugar is to be extracted
- C13B5/08—Knives; Adjustment or maintenance thereof
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- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
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- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a sugarcane cutter processing technology, which comprises the following steps: designing and processing to obtain a sugarcane cutter with a blade part and a tip part, wherein the tip part is formed at one end of the sugarcane cutter, and the blade part continuously extends to the tip part from two sides of the sugarcane cutter respectively; and the first surfacing is carried out towards the direction of the tip part at the outer edge of the edge part, the first surfacing is turned back after reaching the tip part, the second surfacing is completed, and the first surfacing and the second surfacing are opposite in direction and are connected into a whole. According to the sugarcane crushing device, the blade part and the tip part are harder and more wear-resistant through surfacing, the stress generated by welding can be effectively reduced through the first surfacing and the second surfacing in opposite directions, the firmness of a welding bead is increased, the strength and the wear resistance of the sugarcane cutter are improved, the service life of the sugarcane cutter is effectively prolonged by more than 30%, the sugarcane crushing effect is obvious, and the pressing rate and the production efficiency are greatly improved.
Description
Technical Field
The invention relates to the technical field of cane sugar processing equipment, in particular to a cane cutter processing technology.
Background
The primary crushing of the sugarcane is one of the steps of the cane sugar production process, during the primary crushing, the sugarcane enters the sugarcane squeezing and tearing machine through the conveying mechanism, and the motor in the tearing machine drives the sugarcane cutter to rotate through the rotating shaft so as to tear and crush the sugarcane. Because the sugarcane is hard, the blade of the sugarcane cutter rotating at high speed is quickly abraded, and even the blade is easy to directly damage and break, so that the performance of the tearing machine is greatly reduced, and the production efficiency is reduced.
One reason that the knife edge of the sugarcane knife is easy to wear is that the knife edge is not hard enough, so that a sugarcane knife processing technology needs to be designed, hardness of the knife edge of the sugarcane knife is improved, wear speed of the knife edge is reduced, and the situation that the sugarcane knife is damaged and broken is reduced.
Disclosure of Invention
It is an object of the present invention to address at least the above-mentioned deficiencies and to provide at least the advantages which will be described hereinafter.
The invention also aims to provide a processing technology of the sugarcane cutter, which can improve the strength and the wear resistance of the sugarcane cutter and prolong the service life of the sugarcane cutter.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a sugarcane top processing method, comprising:
designing and processing to obtain a sugarcane cutter with a blade part and a tip part, wherein the tip part is formed at one end of the sugarcane cutter, and the blade part continuously extends to the tip part from two sides of the sugarcane cutter respectively;
and the first surfacing is carried out towards the direction of the tip part at the outer edge of the edge part, the first surfacing is turned back after reaching the tip part, the second surfacing is completed, and the first surfacing and the second surfacing are opposite in direction and are connected into a whole.
In the above scheme, at first make cutting part and tip harder and wear-resisting through the build-up welding, improve the intensity and the wearability of sugarcane sword, effectively prolong sugarcane sword life.
Secondly, the first and second surfacing welding of opposite direction can effectively reduce the stress that the welding produced, and the firmness of increase welding bead has solved traditional sugarcane sword and has produced stress after the welding easily, leads to the technical problem of sugarcane sword fatigue, brittle failure and fracture easily, has reduced the direct damage of sugarcane sword during operation and cracked risk.
In addition, when the tip part is overlaid, the tip part is uniformly heated when the tip part is overlaid, so that the overlaying quality of the tip part is obviously improved; the point portion turns back again after accomplishing the surfacing, guarantees the welding bead at the continuity of point portion, reduces the breakpoint of welding bead, has improved point portion surfacing quality, reduces the risk that point portion damaged.
Preferably, in the cane cutter processing technology, specifically, the cane cutter comprises:
the knife tail part is wider relative to other parts of the sugarcane knife;
a blade part extending from the front end of the blade tail part;
a knife tip part extending from the front end of the knife body part; one side of the back of the cutter point part is curved inwards to enable the width of the cutter point part to be reduced continuously to form the cutter point part; the blade part is arranged on the other side of the knife tip part opposite to the knife back;
wherein, sword afterbody, blade portion and sword point portion integrated into one piece.
Preferably, in the sugarcane cutter processing technology, the cross section of the blade part is of an isosceles trapezoid structure, wherein the thinner side of the blade part is a cutting edge, and the cutting edge has an action surface for tearing off the sugarcane.
In the above-mentioned scheme, the isosceles trapezoid structure can guarantee that cutting part both sides thickness is even balanced, and the build-up welding is accomplished the back blade position and can be piled up more build-up welding materials simultaneously, has improved the intensity and the wearability of blade.
Preferably, in the sugarcane cutter processing technology, the thickness of the cutting edge or the width of the action surface is 12 mm, the thickness of the thicker side of the edge part relative to the cutting edge is 21 mm, and the thickness of the blade part except the edge part on the blade tip part is 25 mm. Such thickness design can let build up welding material pile up in the key place, and the blade position that receives the force more promptly can pile up thicker build up welding material.
Preferably, in the processing technology of the sugarcane cutter, after the first surfacing welding and the second surfacing welding are respectively completed on the blade parts on the two sides of the sugarcane cutter, the whole thickness of the blade parts is more than or equal to 25 mm. After the first and second overlaying welding is completed, the blade part is at least flush with the cutter face except the blade part, so that the blade part is prevented from being weak and vulnerable.
Preferably, in the sugarcane sword processing technology, first build-up welding and second way build-up welding back are accomplished respectively to the cutting part on sugarcane sword two sides, thereby the thickness of cutting part is greater than 25 millimeters and makes the thickness of cutting part be greater than the blade thickness of blade portion except that the cutting part on the blade tip portion, and the thickness of cutting part both sides is even to make the cutting part have higher intensity and wearability, and then improved the life of cutting part, reduce the damage of cutting part.
Preferably, in the sugarcane cutter machining process, after the first surfacing and the second surfacing are completed, a third surfacing and a fourth surfacing are carried out on the action surface of the cutting edge, the third surfacing is carried out towards the tip part, and the fourth surfacing is carried out from the tip part back; the third surfacing, the fourth surfacing, the first surfacing and the second surfacing are connected into a whole.
In the scheme, the action surface is the place where the sugarcane interacts with the action surface during tearing, and the strength and the wear resistance of the action surface can be improved by overlaying the action surface back and forth; the same back and forth weld path can reduce the stress generated by welding.
Preferably, in the sugarcane cutter machining process, a fifth surfacing welding is completed along the back of the cutter tip part from the tip part, and the first surfacing welding, the second surfacing welding, the third surfacing welding, the fourth surfacing welding and the fifth surfacing welding are connected into a whole.
In the scheme, the strength of the tip part and the cutter back can be increased by the fifth bead welding, so that the cutter breakage is prevented; after all surfacing layers are connected into a whole, the strength of the surfacing layers can be reduced, and the damage of the surfacing layers is reduced.
Preferably, in the sugarcane top processing technology, a deepened part is milled at the position where the stress on the blade part is the largest during processing, so that more surfacing materials are accumulated on the deepened part.
In the above scheme, after first build-up welding and second build-up welding are accomplished, more build-up welding materials can be piled up to the deepening to improve the intensity of deepening, and then improved the intensity of the biggest position of atress on the cutting part, effectively improved the life of sugarcane sword.
Preferably, in the cane cutter processing technology, the deepened portion is located at the intersection of the cutter tip portion and the cutter body portion, and the surfacing material may be a high-hardness alloy material.
The invention at least comprises the following beneficial effects:
firstly, the edge part and the tip part of the sugarcane are harder and more wear-resistant through surfacing, the strength and the wear resistance of the sugarcane are improved, the service life of the sugarcane is effectively prolonged by more than 30%, the sugarcane crushing effect is obvious, and the pressing rate and the production efficiency are greatly improved.
Secondly, the first and second surfacing welding in opposite directions can effectively reduce stress generated by welding, increase the firmness of a welding bead, solve the technical problems that the traditional sugarcane cutter is easy to generate stress after welding and is easy to cause fatigue, brittle failure and cracking of the sugarcane cutter, and reduce the risks of direct damage and fracture of the sugarcane cutter during working.
In addition, in the invention, at the beginning, the bead welding is carried out along the direction from the blade part to the tip part, so that the weaker tip part has the process of preheating and buffering, and when the tip part is bead welded, the tip part is heated uniformly, thereby obviously improving the bead welding quality of the tip part; the point portion turns back again after accomplishing the surfacing, guarantees the welding bead at the continuity of point portion, reduces the breakpoint of welding bead, has improved point portion surfacing quality, reduces the risk that point portion damaged.
Furthermore, the strength and the wear resistance of the action surface can be improved by back and forth overlaying on the action surface which interacts with the sugarcane during tearing; the same back and forth weld path can reduce the stress generated by welding.
Finally, the deepened part is milled at the position with the largest stress on the edge part, and after the first surfacing and the second surfacing are finished, more surfacing materials can be accumulated on the deepened part, so that the strength of the deepened part is improved, the strength of the position with the largest stress on the edge part is improved, and the service life of the sugarcane cutter is effectively prolonged.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic view of the structure of a sugarcane cutter according to example 1 of the present invention;
FIG. 2 is a schematic structural view of a sugarcane cutter according to example 2 of the present invention;
fig. 3 is a cross-sectional rotation enlarged view in the direction of a-a in fig. 2.
Detailed Description
The present invention is further described in detail below with reference to examples so that those skilled in the art can practice the invention with reference to the description.
Example 1
As shown in fig. 1, a cane cutter processing technology comprises the following steps:
designing and processing to obtain the sugarcane cutter 1 with a blade part 2 and a tip part 3, wherein the tip part 3 is formed at one end of the sugarcane cutter 1, and the blade part 2 continuously extends to the tip part 3 from two sides of the sugarcane cutter 1 respectively.
When surfacing welding high strength's build-up welding material, follow cutting part outward flange 4 carries out first build-up welding 5 to 3 directions of sharp portion, turns back after arriving sharp portion 3, accomplishes second way build-up welding 6, and when turning back, first build-up welding and second build-up welding are continuous, and first build-up welding and second build-up welding opposite direction and build-up welding are accomplished back build-up welding material and are linked together.
The scheme of the embodiment is changed, the edge part 2 and the tip part 3 are harder and more wear-resistant through surfacing, the strength and the wear resistance of the sugarcane cutter 1 are improved, and the service life of the sugarcane cutter is effectively prolonged by more than 30%. The first and second surfacing welding in opposite directions can effectively reduce the stress generated by welding, increase the firmness of a welding bead and reduce the risk of direct damage and fracture of the sugarcane cutter 1 during working.
When surfacing starts, surfacing is carried out along the direction from the blade part 2 to the tip part 3, so that the weaker tip part 3 has a preheating and buffering process, and when the tip part 3 is surfaced, the tip part 3 is heated uniformly, so that the surfacing quality of the tip part 3 is improved remarkably; the 3 back turns back again after accomplishing the build-up welding of point portion, guarantees the welding bead at the continuity of point portion 3, reduces the breakpoint of welding bead, has improved 3 build-up welding quality of point portion, reduces the risk of 3 damages of point portion.
Example 2
As shown in fig. 2 and 3, a sugarcane cutter processing technology is completed on the basis of the embodiment 1, specifically, the sugarcane cutter 1 comprises:
the knife tail part 7 is wide relative to other parts of the sugarcane knife 1;
a blade part 8 extending from the front end of the blade tail part 7;
a blade tip part 9 extending from the front end of the blade part 8; one side of the knife back 10 of the knife tip part 9 is curved inwards in an arc shape so that the width of the knife tip part 9 is continuously reduced to form the tip part 3; the blade part 2 is arranged on the other side of the knife edge part 9 opposite to the knife back 10;
wherein, the blade tail part 7, the blade part 8 and the blade tip part 9 are integrally formed, for example, the same material is used for processing and forming.
Further, as shown in fig. 3, the cross section of the blade part 2 is in an isosceles trapezoid structure, wherein the thinner side is a cutting edge 14, and the cutting edge 14 has an action surface 11 for tearing the sugarcane. Isosceles trapezoid structure can guarantee that 2 both sides thickness of cutting part are even balanced, and more build-up welding materials can be piled up to 14 positions of back blade after the build-up welding is accomplished simultaneously, has improved the intensity and the wearability of blade 14.
Further, the thickness of the cutting edge 14 or the width of the action surface 11 is 12 mm, the thickness of the thicker side 15 of the cutting edge portion 2 is 21 mm, and the thickness of the blade 16 of the blade portion 9 excluding the cutting edge portion 2 is 25 mm. Such thickness design can let build up welding material pile up in the key place, and the blade position that receives the force more promptly can pile up thicker build up welding material.
After the first surfacing welding 5 and the second surfacing welding 6 are respectively completed on the blade parts 2 on the two surfaces of the sugarcane cutter as in the embodiment 1, the whole thickness of the position of the blade part 2 on the sugarcane cutter 1 is more than or equal to 25 mm. After the first and second pass of build-up welding is completed, the blade position is at least flush with the face 16 of the blade beyond the blade, thereby avoiding the blade 2 being weak and vulnerable.
Further, after first build-up welding 5 and second way build-up welding 6 are accomplished respectively to the cutting part 2 on 1 two sides of sugarcane sword, thereby the thickness of cutting part 2 is greater than 25 millimeters and makes the thickness of cutting part 2 be greater than the blade thickness of blade portion except that the cutting part on the blade tip portion, and the thickness of the cutting part of sugarcane sword both sides is even to make the cutting part have higher intensity and wearability, and then improved the life of cutting part, reduce the damage of cutting part.
Further, after the first bead weld 5 and the second bead weld 6 are completed, a third bead weld 12 and a fourth bead weld 13 are carried out on the action surface 11 of the cutting edge 14, the third bead weld 12 is carried out towards the tip 3, and the fourth bead weld 13 is carried out from the tip 3 back; the third overlaying 12, the fourth overlaying 13, the first overlaying 5 and the second overlaying 6 are connected into a whole.
The action surface is the place where the sugarcane interacts with the action surface when being torn off, and the strength and the wear resistance of the action surface can be improved by overlaying the action surface back and forth; the same back and forth weld path can reduce the stress generated by welding.
Further, from the tip portion 3, a fifth bead weld 17 is completed along the tool back 10 of the tool tip portion 9, and the first bead weld 5, the second bead weld 6, the third bead weld 12, the fourth bead weld 13 and the fifth bead weld 17 are connected into a whole.
The strength of the tip part and the tool back can be increased by the fifth surfacing welding, so that the situation of tool breakage is prevented; after all surfacing layers are connected into a whole, the strength of the surfacing layers can be reduced, and the damage of the surfacing layers is reduced.
Further, during machining, a deepened portion 18 is milled at a position where the blade portion 2 is most stressed, so that after the build-up welding is completed, more build-up welding material is accumulated in the deepened portion 18.
After the first surfacing welding 5 and the second surfacing welding 6 are completed, the deepened part 18 can accumulate more surfacing materials, so that the strength of the deepened part 18 is improved, the strength of the position, which is stressed most, on the cutting part 2 is improved, the service life of the sugarcane cutter 1 is effectively prolonged, and the improvement range is more than 30%.
Further, it is usually located to add deep 18 the junction of blade portion 9 and blade portion 8, the used build-up welding material of first build-up welding, second build-up welding, third build-up welding, fourth build-up welding and fifth build-up welding is the alloy material of high rigidity.
In this embodiment, the first bead weld, the second bead weld, the third bead weld, the fourth bead weld, and the fifth bead weld are sequentially completed.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art.
Claims (10)
1. A sugarcane cutter processing technology comprises the following steps:
designing and processing to obtain a sugarcane cutter with a blade part and a tip part, wherein the tip part is formed at one end of the sugarcane cutter, and the blade part continuously extends to the tip part from two sides of the sugarcane cutter respectively;
and the first surfacing is carried out towards the direction of the tip part at the outer edge of the edge part, the first surfacing is turned back after reaching the tip part, the second surfacing is completed, and the first surfacing and the second surfacing are opposite in direction and are connected into a whole.
2. The sugarcane top processing technology according to claim 1, wherein the sugarcane top comprises:
the knife tail part is wider relative to other parts of the sugarcane knife;
a blade part extending from the front end of the blade tail part;
a knife tip part extending from the front end of the knife body part; one side of the back of the cutter point part is curved inwards to enable the width of the cutter point part to be reduced continuously to form the cutter point part; the blade part is arranged on the other side of the knife tip part opposite to the knife back;
wherein, sword afterbody, blade portion and sword point portion integrated into one piece.
3. The sugarcane top processing technology of claim 2, wherein the cross section of the blade part is in an isosceles trapezoid structure, the thinner side of the blade part is a cutting edge, and the cutting edge is provided with an action surface for tearing the sugarcane.
4. The sugarcane cutter processing technology as claimed in claim 3, wherein the thickness of the cutting edge or the width of the action surface is 12 mm, the thickness of the thicker side of the edge part relative to the cutting edge is 21 mm, and the thickness of the blade part except the edge part on the blade tip part is 25 mm.
5. The sugarcane cutter processing technology according to claim 4, wherein after the first surfacing welding and the second surfacing welding are respectively completed on the blade parts on the two sides of the sugarcane cutter, the whole thickness of the blade parts is larger than or equal to 25 mm.
6. The sugarcane cutter processing technology according to claim 5, wherein after the first surfacing welding and the second surfacing welding are respectively completed on the edge parts of the two sides of the sugarcane cutter, the thickness of the edge parts is larger than 25 mm, and the thicknesses of the two sides of the edge parts are uniform.
7. The sugarcane cutter machining process according to claim 6, wherein after the first bead welding and the second bead welding are completed, a third bead welding and a fourth bead welding are performed on the action surface of the cutting edge, the third bead welding is performed in the direction of the tip portion, and the fourth bead welding is performed from the tip portion back; the third surfacing, the fourth surfacing, the first surfacing and the second surfacing are connected into a whole.
8. The sugarcane cutter machining process according to claim 7, wherein a fifth build-up welding is completed along the back of the cutter point part from the tip part, and the first build-up welding, the second build-up welding, the third build-up welding, the fourth build-up welding and the fifth build-up welding are connected into a whole.
9. The sugarcane cutter machining process according to claim 8, wherein when machining is performed, a deepened portion is milled at a position where the stress on the blade portion is the greatest, so that more weld deposit material is accumulated in the deepened portion.
10. The cane cutting process of claim 9 wherein the deepening is at the intersection of the nose portion and the body portion.
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| CN202010144986.5A CN111318864B (en) | 2020-03-04 | 2020-03-04 | Sugarcane cutter processing technology |
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| CN202010144986.5A CN111318864B (en) | 2020-03-04 | 2020-03-04 | Sugarcane cutter processing technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112935740A (en) * | 2021-01-26 | 2021-06-11 | 宁波艾赛德航空科技有限公司 | Machining process of special tool for forming inner cavity of aerospace engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935740A (en) * | 2021-01-26 | 2021-06-11 | 宁波艾赛德航空科技有限公司 | Machining process of special tool for forming inner cavity of aerospace engine |
| CN112935740B (en) * | 2021-01-26 | 2021-10-01 | 宁波艾赛德航空科技有限公司 | Machining process of special tool for forming inner cavity of aerospace engine |
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| CN111318864B (en) | 2021-06-08 |
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