CN117901966A - Agricultural machine crawler wheel and processing method thereof - Google Patents
Agricultural machine crawler wheel and processing method thereof Download PDFInfo
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- CN117901966A CN117901966A CN202410137970.XA CN202410137970A CN117901966A CN 117901966 A CN117901966 A CN 117901966A CN 202410137970 A CN202410137970 A CN 202410137970A CN 117901966 A CN117901966 A CN 117901966A
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- 238000003672 processing method Methods 0.000 title description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 22
- 238000003754 machining Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 22
- 238000005498 polishing Methods 0.000 claims description 21
- 238000004080 punching Methods 0.000 claims description 19
- 238000005496 tempering Methods 0.000 claims description 12
- 238000005266 casting Methods 0.000 claims description 10
- 238000009987 spinning Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000003723 Smelting Methods 0.000 claims description 3
- 238000005422 blasting Methods 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000007517 polishing process Methods 0.000 claims description 3
- 238000010791 quenching Methods 0.000 claims description 3
- 230000000171 quenching effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000005336 cracking Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses an agricultural machine crawler wheel, which comprises a crawler wheel main body, wherein the crawler wheel main body comprises a wheel shaft, a spoke and a wheel rim; the wheel axle is fixedly connected with the rim through a spoke; the side part of the spoke is provided with a first reinforcing rib, and two ends of the first reinforcing rib are fixedly connected with the rim and the wheel shaft respectively; gaps between adjacent spokes are arranged in a trapezoid shape; the two sides of the rim are respectively provided with an outer ring, a groove is formed by a gap between the two outer rings and the rim, and the grooves are attached to the caterpillar tracks; one side of the wheel axle is provided with a step groove, and the wall of the step groove is provided with a plurality of through holes. The invention can improve the precision of the crawler wheel, improve the mechanical strength of the crawler wheel, facilitate the subsequent machining of the blank body, ensure that the blank body is heated uniformly, prevent the internal structure from cracking due to direct high-temperature heating, and improve the strength and the wear resistance of the crawler wheel.
Description
Technical Field
The invention relates to the technical field of crawler wheels, in particular to an agricultural machine crawler wheel and a processing method thereof.
Background
The crawler wheel is a round wheel arranged on the crawler belt and is responsible for bearing weight and providing traction force in the running process, so that the crawler belt can move smoothly, and the crawler wheel comprises a driving wheel, a bearing wheel, a guiding wheel and the like.
In the use process of the existing guide wheel, as the lateral part is not provided with an external edge for limiting the caterpillar track, the guide wheel can not well limit and restrain the caterpillar track of the caterpillar track when the caterpillar track turns to, so that the condition that the caterpillar track and the guide wheel are separated in a slipping way is easy to occur.
Disclosure of Invention
The invention aims to provide an agricultural machine crawler wheel and a processing method thereof, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: an agricultural machine crawler wheel comprises a crawler wheel main body, wherein the crawler wheel main body comprises a wheel shaft, a spoke and a wheel rim;
The wheel axle is fixedly connected with the rim through a spoke;
The side part of the spoke is provided with a first reinforcing rib, and two ends of the first reinforcing rib are fixedly connected with the rim and the wheel shaft respectively; gaps between adjacent spokes are arranged in a trapezoid shape;
the two sides of the rim are respectively provided with an outer ring, a groove is formed by a gap between the two outer rings and the rim, and the grooves are attached to the caterpillar tracks;
One side of the wheel axle is provided with a step groove, and the wall of the step groove is provided with a plurality of through holes.
In one embodiment of the invention, the track wheel body is cast from 40-50 steel.
In one embodiment of the invention, the rim is provided with a thickness of 18-20mm.
In one embodiment of the invention, the number of the through holes is not less than 10, the through holes are distributed in an annular array relative to the central axis of the wheel axle, and the through holes are used for damping and buffering the wheel axle.
In one embodiment of the invention, the inner wall of the rim is fixedly connected with a second reinforcing rib, and the second reinforcing rib is annularly arranged.
The invention also provides a processing method of the crawler wheel of the agricultural machine, which comprises the following steps:
Smelting and casting, namely heating and melting 40-50 steel, casting into a die to form a blank, and then placing the blank on spinning equipment for fixing, and spinning;
Polishing, namely after spinning is completed, sending the blank into polishing equipment, polishing the surface of the blank, and removing impurities and uneven parts on the surface;
Heat treatment, namely placing the polished casting into heat treatment equipment for fixing, preheating a blank, heating at high temperature, cooling at one side, and tempering the blank at low temperature after quenching is finished;
machining, namely placing the naturally cooled blank body on punching equipment, fixing the blank body on a rotary machine table of the punching equipment, and performing angle rotation on the blank body according to punching requirements, wherein a punching cutter of the punching equipment is provided with an oblique or forward through hole on a stepped groove of the blank body;
Polishing the blank, namely placing the blank into a shot blasting machine after the punching of the through holes on the blank is completed, and further polishing the surface and the inside of the blank comprehensively to obtain a finished product of the crawler wheel;
The method comprises the steps of integrally detecting, placing a finished crawler wheel into detecting equipment, detecting whether a through air hole exists, and detecting whether liquid seeps out or not by sealing, compacting and continuously injecting water inwards through the two sides of a wheel shaft as the axis direction of the wheel shaft is communicated;
if the liquid seeps out, performing scrapping treatment;
if no liquid seeps out, the finished crawler wheel is qualified.
In one embodiment of the present invention, during the polishing process, the blank is placed on a rotating member of the polishing apparatus, and the rotating member drives the blank to rotate for polishing during polishing.
In one embodiment of the present invention, the low temperature tempering time is set to 3-6 hours, and the low temperature tempering temperature is set to 170-185 ℃.
In one embodiment of the invention, the embryo body is placed on a rotating member of the heat treatment device for fixation during the heat treatment;
when preheating, heating and low-temperature tempering operations are performed, the rotating piece drives the blank body to rotate.
In summary, the beneficial effects of the invention are as follows due to the adoption of the technology:
1. through the use of first strengthening rib, strengthen the intensity of spoke, can improve the bulk strength and the rigidity of crawler wheel main part.
2. By using the second reinforcing ribs, the rigidity and strength of the rim can be improved, and the load-bearing capacity of the rim can be improved.
3. Through the use of through-hole, in the track wheel use, under the prerequisite that does not reduce track wheel intensity, can cushion track wheel in-process shock and vibrations that receive, improve track wheel's life to and with caterpillar track's joint strength.
4. The precision of the crawler wheel can be improved through the processing method of the crawler wheel, the subsequent machining of the blank body is facilitated, the blank body can be heated uniformly, cracks in the internal structure can not occur due to direct high-temperature heating, and the strength and the wear resistance of the crawler wheel can be improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic illustration of a stepped slot shaft of the present invention;
FIG. 3 is a schematic illustration of an outer ring axis of the present invention;
fig. 4 is a schematic block flow diagram of a method of processing an agricultural machine crawler wheel of the present invention.
In the figure: 1. a crawler wheel body; 2. a wheel axle; 3. a spoke; 4. a rim; 5. a first reinforcing rib; 6. an outer ring; 7. a groove; 8. a stepped groove; 9. a through hole; 10. and a second reinforcing rib.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "orientation" or "positional relationship" are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and to simplify the description, rather than to indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art based on the specification.
Example 1
Referring to fig. 1-4, the invention provides an agricultural machine crawler wheel, which comprises a crawler wheel main body 1, wherein the crawler wheel main body 1 is cast by 40-50 steel, the crawler wheel main body 1 comprises a wheel shaft 2, a spoke 3 and a rim 4, and the thickness of the rim 4 is set to be 18-20mm;
The wheel axle 2 is fixedly connected with the rim 4 through the wheel spoke 3;
the side part of the spoke 3 is provided with a first reinforcing rib 5, and two ends of the first reinforcing rib 5 are fixedly connected with the rim 4 and the wheel shaft 2 respectively; the gaps between the adjacent spokes 3 are arranged in a trapezoid shape;
the two sides of the rim 4 are respectively provided with an outer ring 6, gaps between the two outer rings 6 and the rim 4 form grooves 7, and the grooves 7 are attached to the chain rail;
a stepped groove 8 is formed in one side of the wheel shaft 2, and a plurality of through holes 9 are formed in the wall of the stepped groove 8;
The number of the through holes 9 is not less than 10, the through holes 9 are distributed in an annular array relative to the central axis of the wheel axle 2, and the through holes 9 are used for damping and buffering the wheel axle 2.
The first reinforcing ribs 5 are welded and fixed with the spokes 3, and both ends of the first reinforcing ribs 5 are fixed with the wheel axle 2 and the rim 4 by welding.
By adopting the scheme, the strength of the spoke 3 is reinforced by using the first reinforcing rib 5, so that the overall strength and rigidity of the crawler wheel main body can be improved;
Through the use of the through holes 9, the impact and vibration applied to the crawler wheel in the use process can be buffered on the premise of not reducing the strength of the crawler wheel in the use process of the crawler wheel, and the service life of the crawler wheel and the connection strength with a caterpillar track are improved;
by using the outer ring 6, the caterpillar track can be effectively prevented from falling off or being damaged.
In this embodiment, a second reinforcing rib 10 is fixedly connected to the inner wall of the rim 4, and the second reinforcing rib 10 is disposed in a ring shape.
The second reinforcing rib 10 is connected to the inner wall of the rim 4 by welding.
By adopting the above scheme, through the use of the second reinforcing ribs 10, the rigidity and strength of the rim 4 can be improved, and the bearing capacity of the rim 4 can be improved.
The invention also provides a processing method of the crawler wheel of the agricultural machine, which comprises the following steps:
Smelting and casting, namely heating and melting 40-50 steel, casting into a mould to form a blank, then placing the blank on spinning equipment for fixing, spinning, and in the process of spinning the blank, arranging all parts of the blank in an axial direction, improving the strength of parts, enabling the surface of the blank to be smoother, and reducing surface defects and roughness;
After spinning is finished, sending the blank into polishing equipment, placing the blank on a rotating member of the polishing equipment in the polishing process, and driving the blank to rotate and polish by the rotating member during polishing, so as to polish the surface of the blank, remove impurities and uneven parts on the surface, improve the precision of a crawler wheel and facilitate subsequent machining of the blank;
Heat treatment, namely placing the polished casting into heat treatment equipment for fixing, preheating a blank, heating at a high temperature, cooling at one side, and tempering the blank at a low temperature after quenching is finished, wherein the low temperature tempering time is set to be 3-6 hours, the low temperature tempering temperature is set to be 170-185 ℃, and the blank is placed on a rotating piece of the heat treatment equipment for fixing in the heat treatment process; when preheating, heating and low-temperature tempering operations are carried out, the rotating piece drives the blank body to rotate, so that the blank body can be heated uniformly, cracks in the internal structure can not occur due to direct high-temperature heating, and the strength and the wear resistance of the crawler wheel can be improved;
Machining, namely placing the naturally cooled blank on punching equipment, fixing the blank on a rotary machine table of the punching equipment, performing angle rotation on the blank according to punching requirements, and forming an oblique or forward through hole on a stepped groove of the blank by a punching cutter of the punching equipment, so that a crawler wheel can be subjected to punching operation, and the direction of the through hole can be adjusted according to the requirement to meet the requirement of producing crawler wheels with different strengths;
Polishing the blank, namely placing the blank into a shot blasting machine after the punching of the through holes on the blank is completed, and further polishing the surface and the inside of the blank comprehensively to obtain a finished product of the crawler wheel;
The method comprises the steps of integrally detecting, placing a finished crawler wheel into detecting equipment, detecting whether a through air hole exists, and detecting whether liquid seeps out or not by sealing, compacting and continuously injecting water inwards through the two sides of a wheel shaft as the axis direction of the wheel shaft is communicated;
if the liquid seeps out, performing scrapping treatment;
if no liquid seeps out, the finished crawler wheel is qualified.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (9)
1. An agricultural machine crawler wheel comprises a crawler wheel main body (1), and is characterized in that the crawler wheel main body (1) comprises a wheel shaft (2), spokes (3) and a rim (4);
The wheel axle (2) is fixedly connected with the rim (4) through the spoke (3);
The side part of the spoke (3) is provided with a first reinforcing rib (5), and two ends of the first reinforcing rib (5) are fixedly connected with the rim (4) and the wheel shaft (2) respectively; gaps between adjacent spokes (3) are arranged in a trapezoid shape;
The two sides of the rim (4) are provided with outer rings (6), gaps between the two outer rings (6) and the rim (4) form grooves (7), and the grooves (7) are attached to the caterpillar tracks;
one side of the wheel axle (2) is provided with a stepped groove (8), and the groove wall of the stepped groove (8) is provided with a plurality of through holes (9).
2. An agricultural machine crawler wheel as in claim 1 wherein: the crawler wheel main body (1) is manufactured by casting 40-50 steel.
3. An agricultural machine crawler wheel as in claim 1 wherein: the thickness of the rim (4) is set to 18-20mm.
4. An agricultural machine crawler wheel as in claim 1 wherein: the number of the through holes (9) is not less than 10, the through holes (9) are distributed in an annular array relative to the central axis of the wheel axle (2), and the through holes (9) are used for damping and buffering the wheel axle (2).
5. An agricultural machine crawler wheel as in claim 1 wherein: the inner wall of the rim (4) is fixedly connected with a second reinforcing rib (10), and the second reinforcing rib (10) is in an annular arrangement.
6. A method of manufacturing an agricultural machine crawler wheel as in claims 1-5 comprising the steps of:
Smelting and casting, namely heating and melting 40-50 steel, casting into a die to form a blank, and then placing the blank on spinning equipment for fixing, and spinning;
Polishing, namely after spinning is completed, sending the blank into polishing equipment, polishing the surface of the blank, and removing impurities and uneven parts on the surface;
Heat treatment, namely placing the polished casting into heat treatment equipment for fixing, preheating a blank, heating at high temperature, cooling at one side, and tempering the blank at low temperature after quenching is finished;
machining, namely placing the naturally cooled blank body on punching equipment, fixing the blank body on a rotary machine table of the punching equipment, and performing angle rotation on the blank body according to punching requirements, wherein a punching cutter of the punching equipment is provided with an oblique or forward through hole on a stepped groove of the blank body;
Polishing the blank, namely placing the blank into a shot blasting machine after the punching of the through holes on the blank is completed, and further polishing the surface and the inside of the blank comprehensively to obtain a finished product of the crawler wheel;
The method comprises the steps of integrally detecting, placing a finished crawler wheel into detecting equipment, detecting whether a through air hole exists, and detecting whether liquid seeps out or not by sealing, compacting and continuously injecting water inwards through the two sides of a wheel shaft as the axis direction of the wheel shaft is communicated;
if the liquid seeps out, performing scrapping treatment;
if no liquid seeps out, the finished crawler wheel is qualified.
7. The method for processing the crawler wheel of the agricultural machine according to claim 6, wherein the method comprises the following steps: in the polishing process, the blank is placed on a rotating piece of polishing equipment, and when polishing is performed, the rotating piece drives the blank to rotate for polishing.
8. The method for processing the crawler wheel of the agricultural machine according to claim 6, wherein the method comprises the following steps: the low temperature tempering time is set to 3-6 hours, and the low temperature tempering temperature is set to 170-185 ℃.
9. The method for processing the crawler wheel of the agricultural machine according to claim 6, wherein the method comprises the following steps: the blank is placed on a rotating piece of heat treatment equipment to be fixed in the heat treatment process;
when preheating, heating and low-temperature tempering operations are performed, the rotating piece drives the blank body to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410137970.XA CN117901966A (en) | 2024-02-01 | 2024-02-01 | Agricultural machine crawler wheel and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410137970.XA CN117901966A (en) | 2024-02-01 | 2024-02-01 | Agricultural machine crawler wheel and processing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117901966A true CN117901966A (en) | 2024-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410137970.XA Pending CN117901966A (en) | 2024-02-01 | 2024-02-01 | Agricultural machine crawler wheel and processing method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN117901966A (en) |
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- 2024-02-01 CN CN202410137970.XA patent/CN117901966A/en active Pending
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