CN107598488A - The chain-blade assembly and its manufacturing process of a kind of tree mover - Google Patents
The chain-blade assembly and its manufacturing process of a kind of tree mover Download PDFInfo
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- CN107598488A CN107598488A CN201710798185.9A CN201710798185A CN107598488A CN 107598488 A CN107598488 A CN 107598488A CN 201710798185 A CN201710798185 A CN 201710798185A CN 107598488 A CN107598488 A CN 107598488A
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Abstract
The invention discloses the chain-blade assembly and its manufacturing process of a kind of tree mover,Chain-blade assembly and chain-blade assembly manufacturing process including tree mover,The chain-blade assembly of tree mover,Include knife rest and the chain on knife rest,It is installed with respectively in the multiple outer straight knives being spaced apart along the both sides of the chain,Interior straight knife,Unofficial biography soil knife,It is interior to pass native knife,Outer cut and inner cutter,Chain-blade assembly manufacturing process includes manufacture,Grinding and coating process,In the present invention,Multiple outer straight knives are sequentially installed with the structure of chain-blade assembly,Interior straight knife,Unofficial biography soil knife,It is interior to pass native knife,Outer cut and inner cutter,The structure of outer straight knife and interior straight knife contributes to chain-blade assembly to enter in soil,The structure of outer cut and inner cutter helps to unclamp in soil,Unofficial biography soil knife and the interior structure for passing native knife contribute to soil,Sandstone etc. is discharged,Improve digging efficiency,Use the grinding to knife edge part,Coating process,Add the intensity of knife edge part.
Description
Technical field
The invention belongs to the technical field of tree mover, the chain-blade assembly and its manufacture work of specially a kind of tree mover
Skill.
Background technology
With the quickening of agricultural mechanized processes, various agricultural machinery subsequently enters production practices.At present, except crop field is made
Thing is produced and the production and processing of part industrial crops is used beyond Work machine in succession, most forestry nursery operation fields then with greater need for
Lightness, efficient tree mover tool, human resources are strengthened to substitute rural area increasingly in short supply, and improve the quality and effect of operation
Rate.China is vast in territory, not only widely different on landform, landforms, geology soil texture, characteristic also thousand change of various regions kind plant
Wan Hua, particularly under the environment such as forestry nursery, afforestation building site, it is badly in need of development and transplants the middle-size and small-size of operation suitable for tree living
Crawler type tree mover tool, to meet the wide farmers of different work object, different capital scales to the demand of agriculture and forestry machinery.
Composition is changeable in soil, and gravel content is higher sometimes, and the chain-blade quality requirement for excavation is naturally also high, a kind of
Qualified chain-blade can improve production efficiency, reduce maintenance frequency.
The content of the invention
It is an object of the invention to provide the chain-blade assembly and its manufacturing process of a kind of tree mover, improves production effect
Rate, reduce the maintenance frequency to chain-blade assembly.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of chain-blade assembly of tree mover, includes knife rest and the chain on knife rest, along the chain
Both sides be installed with respectively in be spaced apart multiple outer straight knives, interior straight knife, unofficial biography soil knife, it is interior pass native knife, outer cut and
The blade of inner cutter, plurality of outer straight knife and interior straight knife is located at the top of place cutter hub respectively, and inclines respectively towards by shoveling layer
Tiltedly；The top of multiple unofficial biography soil knives and the interior cutter hub for passing native knife respectively towards the outer lateral bend of the chain, multiple unofficial biography soil knives and
The interior blade for passing native knife is located at the side on place cutter hub top respectively, and is respectively facing by shoveling layer；Multiple outer cuts and inscribe
The top of the cutter hub of knife tilts towards the outside of the chain respectively, and the blade of multiple outer cuts and inner cutter is located at place knife respectively
The top of body, and tilt state towards by shoveling layer respectively.
Further, has a film plating layer in the blade of each cutter, the film plating layer includes grafting film layer, hard from inside to outside
Spend enhancement layer, indium stannum alloy film layer, the grafting film layer is niobium or stainless steel film layer, the hardness enhancement layer be titanium nitride or
Silicon nitride film layer, the off-type force strengthening layer are monocrystalline silicon either calcirm-fluoride or magnesium fluoride film layers.
A kind of chain-blade assembly manufacturing process of tree mover, comprises the following steps：
Step 1：Stock, according to outer straight knife, interior straight knife, unofficial biography soil knife, the interior design for passing native knife, outer cut and inner cutter
Size carries out being cut into satisfactory sheet material；
Step 2：Punching press, punching press is carried out to sheet material according to design, forms the shape of needs；
Step 3：Grinding, is ground, and be rinsed to the knife edge part of the sheet material of shaping；
Step 4：Plated film, plated film at least is carried out to knife edge part；
Step 5：Punching, each cutter is punched out；
Step 6：Detection, is detected to each tool dimension；
Step 7：Assembling, each cutter is arranged on chain according to the structure described in claim 1.
Further, the coating process comprises the following steps：
S1, bombardment cleaning is carried out to cutter using ion gun in vacuum chamber；
S2, deposited by electron beam evaporation plated film mode carry out plated film on the surface of the cutter；Step S2 includes：
S21, tool surface deposit grafting film layer, the grafting film layer is niobium or stainless steel film layer；
S22, indium stannum alloy film layer is deposited in the grafting film layer；
S23, hardness enhancement layer is deposited in the indium stannum alloy film layer, the hardness enhancement layer is titanium nitride or silicon nitride
Film layer；
S24, off-type force strengthening layer is deposited on hardness enhancement layer, the off-type force strengthening layer is monocrystalline silicon or calcirm-fluoride
Or magnesium fluoride film layer.
Further, 250~265 DEG C are heated in the step S2, in the vacuum chamber, it is true in the vacuum chamber
Reciprocal of duty cycle is 3.5*E-3Pa~1.5*E-3Pa.
Further, during the step S22 deposits indium stannum alloy film layer, with 4.5~5.5SCCM gas stream
Measure and oxygen is supplied into vacuum chamber.
Further, in the step S23, titanium or silicon materials are placed in vacuum chamber, and with 34~36SCCM gas
Body flow supplies nitrogen into vacuum chamber.
Further, process of lapping comprises the following steps：
1) tool surface is processed by shot blasting；
2) cutter and a diameter of 7mm, the oblique circular cylinder alumina porcelain abrasive material that length is 12mm are put into oscillating mill together,
And mechanical grinding liquid is added, the ratio between weight and tool weight of mechanical grinding liquid are 1:3；Mechanical grinding liquid is by 20-25 parts by weight
Disodium hydrogen phosphate, 3-4 parts by weight neopelex, 10-20 parts by weight of lemon acid, 20-30 parts by weight of phosphoric acid sodium dihydrogen,
40-45 parts by weight of phosphoric acid trisodium, 25-30 parts by weight of phosphoric acid and 65-70 parts by weight water composition.The beneficial effects of the invention are as follows：
Multiple outer straight knives, interior straight knife, unofficial biography soil knife, the interior native knife, circumscribed of passing are sequentially installed with the structure of chain-blade assembly
The structure of knife and inner cutter, outer straight knife and interior straight knife contributes to chain-blade assembly to enter in soil, outer cut and inner cutter
Structure helps to unclamp in soil, and unofficial biography soil knife and the interior structure for passing native knife help to discharge soil, sandstone etc., improve and excavate
Efficiency, using the grinding to knife edge part, coating process, the intensity of knife edge part is added, cuts the mixing of soil and sandstone
Structure is quicker.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is structural front view of the present invention.
Fig. 2 is structure top view of the present invention.
Fig. 3 is the structural front view of China and foreign countries' straight knife of the present invention, and interior straight knife is same.
Fig. 4 is the structural side view of China and foreign countries' straight knife of the present invention, and interior straight knife is same.
Fig. 5 is the structural front view of unofficial biography soil knife in the present invention, and the interior native knife of biography is same.
Fig. 6 is the structural side view of unofficial biography soil knife in the present invention, and the interior native knife of biography is same.
Fig. 7 is the structural front view of outer cut in the present invention, and inner cutter is same.
Fig. 8 is the structural side view of outer cut in the present invention, and inner cutter is same.
Wherein：Outer straight knife -1, interior straight knife -2, unofficial biography soil knife -3, interior native knife -4 of biography, outer cut -5, inner cutter -6, chain -
7, knife rest -8, blade -9 of outer straight knife and interior straight knife, unofficial biography soil knife and interior blade -10 for passing native knife, outer cut and inner cutter
Blade -11.
Embodiment
Embodiments of the invention are described in detail below in conjunction with accompanying drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways of covering.
Generally it is respectively bicycle components using two sets of hydraulic pumps and hydraulic motor and digs tree end and power, increase is provided
Cost.
Embodiment one：
Incorporated by reference to accompanying drawing 1 and accompanying drawing 2, a kind of chain-blade assembly of tree mover, include knife rest 8 and installed in knife rest 8
On chain 7, along the both sides of chain 7 respectively be installed be spaced apart multiple outer straight knives 1, interior straight knife 2, unofficial biography soil
Knife 3, interior biography native knife 4, outer cut 5 and inner cutter 6, the blade 9 of plurality of outer straight knife 1 and interior straight knife 2 are located at place knife respectively
The top of body, and tilted respectively towards by shoveling layer, it is clear that outer straight knife 1 is consistent with the interior structure of straight knife 2, contributes to chain-blade
Soil is cut to enter wherein, the top of multiple unofficial biography soil knives 3 and the interior cutter hub for passing native knife 4 respectively towards the outer lateral bend of chain 7,
Multiple unofficial biography soil knives 3 and the interior blade 10 for passing native knife 4 are located at the side on place cutter hub top respectively, and are respectively facing and are cut the earth
Layer, unofficial biography soil knife 3 are consistent with the interior native structure of knife 4 of biography, help to discharge caused soil, sandstone etc. in mining process,
Make mining process more smooth, the top of the cutter hub of multiple outer cuts 5 and inner cutter 6 tilts towards the outside of the chain 7 respectively
Structure is consistent, and the blades 11 of multiple outer cuts 5 and inner cutter 6 is located at the top of place cutter hub respectively, and respectively towards being dug
Soil layer tilts state, and outer cut is consistent with inner cutter structure, helps to cut in the soil of caking scattered, forms loose soil,
It is convenient to excavate.
Incorporated by reference to accompanying drawing 3-4, the knife edge part of outer straight knife 1 and interior straight knife 2 is thin, and is arranged at cutter hub side, is so designed that
When being for blade and entering soil, resistance is small, and running into will not also be blocked compared with ratchel, selection angle at the top of blade,
When knife edge part rigid connection touches soil, bigger pressure is produced, it is so lighter into soil, soil is reduced to blade
Partial pressure, reduce blade damage.
Incorporated by reference to accompanying drawing 5-6, unofficial biography soil knife and the interior knife edge part for passing native knife are designed with arcuate flanks, and arcuate flanks to
The outer lateral bend of chain, arcuate flanks design be in order to which soil and sandstone etc. can be transferred out in mining process, it is pointed out here that,
The opening of arcuate flanks is gradually small, is in order to which while keeping the soil to circulate, maximum possible takes soil out of.
Incorporated by reference to accompanying drawing 7-8, the knife edge part of outer cut and inner cutter tilts laterally, and is linear state, such as
This setting is to expand to excavate width, goes out soil for unofficial biography soil knife and the interior native knife-band of biography and provides facility, outer cut and inner cutter top
Angle is selected, resistance is reduced for incision soil.
Have a film plating layer in the blade of each cutter, the film plating layer include from inside to outside grafting film layer, hardness enhancement layer,
Indium stannum alloy film layer, the grafting film layer are niobium or stainless steel film layer, the hardness enhancement layer is titanium nitride or silicon nitride film
Layer, the off-type force strengthening layer are monocrystalline silicon either calcirm-fluoride or magnesium fluoride film layers, and the meaning of plated film is to improve blade part
The intensity divided, the life-span is improved, while make blade sharper, more cut number coring, also can in face of more sturdy coring
Fly-cutting, reduce the load pressure of power section and running part.
A kind of chain-blade assembly manufacturing process of tree mover, comprises the following steps：
Step 1：Stock, according to outer straight knife, interior straight knife, unofficial biography soil knife, the interior design for passing native knife, outer cut and inner cutter
Size carries out being cut into satisfactory sheet material；
Step 2：Punching press, punching press is carried out to sheet material according to design, forms the shape of needs；
Step 3：Grinding, is ground, and be rinsed to the knife edge part of the sheet material of shaping；
Step 4：Plated film, plated film at least is carried out to knife edge part；
Step 5：Punching, each cutter is punched out；
Step 6：Detection, is detected to each tool dimension；
Step 7：Assembling, each cutter is arranged on chain according to the structure described in claim 1.
Coating process comprises the following steps：
S1, bombardment cleaning is carried out to cutter using ion gun in vacuum chamber；
S2, deposited by electron beam evaporation plated film mode carry out plated film on the surface of the cutter；Step S2 includes：
S21, tool surface deposit grafting film layer, the grafting film layer is niobium or stainless steel film layer；
S22, indium stannum alloy film layer is deposited in the grafting film layer；
S23, hardness enhancement layer is deposited in the indium stannum alloy film layer, the hardness enhancement layer is titanium nitride or silicon nitride
Film layer；
S24, off-type force strengthening layer is deposited on hardness enhancement layer, the off-type force strengthening layer is monocrystalline silicon or calcirm-fluoride
Or magnesium fluoride film layer.
In step s 2,250~265 DEG C are heated in the vacuum chamber, the vacuum in the vacuum chamber is 3.5*E-
3Pa~1.5*E-3Pa.
During step S22 deposits indium stannum alloy film layer, with 4.5~5.5SCCM gas flow into vacuum chamber
Supply oxygen.
In step S23, titanium or silicon materials are placed in vacuum chamber, and with 34~36SCCM gas flow to vacuum chamber
Interior supply nitrogen.
Process of lapping comprises the following steps：
1) tool surface is processed by shot blasting；
2) cutter and a diameter of 7mm, the oblique circular cylinder alumina porcelain abrasive material that length is 12mm are put into oscillating mill together,
And mechanical grinding liquid is added, the ratio between weight and tool weight of mechanical grinding liquid are 1:3；Mechanical grinding liquid is by 20-25 parts by weight
Disodium hydrogen phosphate, 3-4 parts by weight neopelex, 10-20 parts by weight of lemon acid, 20-30 parts by weight of phosphoric acid sodium dihydrogen,
40-45 parts by weight of phosphoric acid trisodium, 25-30 parts by weight of phosphoric acid and 65-70 parts by weight water composition.
Plated film and grinding to cutter are for improving the intensity and toughness of knife edge part, increase its sharpness.
Embodiment two：
Coating process comprises the following steps：
S1, bombardment cleaning is carried out to cutter using ion gun in vacuum chamber；
S2, deposited by electron beam evaporation plated film mode carry out plated film on the surface of the cutter；Step S2 includes：
S21, tool surface deposit grafting film layer, the grafting film layer is niobium or stainless steel film layer；
S22, indium stannum alloy film layer is deposited in the grafting film layer；
S23, hardness enhancement layer is deposited in the indium stannum alloy film layer, the hardness enhancement layer is titanium nitride or silicon nitride
Film layer；
S24, off-type force strengthening layer is deposited on hardness enhancement layer, the off-type force strengthening layer is monocrystalline silicon or calcirm-fluoride
Or magnesium fluoride film layer.
In step s 2,260 DEG C are heated in the vacuum chamber, the vacuum in the vacuum chamber is 2*E-3Pa.
During step S22 deposits indium stannum alloy film layer, oxygen is supplied into vacuum chamber with 5SCCM gas flow
Gas.
In step S23, titanium or silicon materials are placed in vacuum chamber, and supplied into vacuum chamber with 35SCCM gas flow
To nitrogen.
Process of lapping comprises the following steps：
1) tool surface is processed by shot blasting；
2) cutter and a diameter of 7mm, the oblique circular cylinder alumina porcelain abrasive material that length is 12mm are put into oscillating mill together,
And mechanical grinding liquid is added, the ratio between weight and tool weight of mechanical grinding liquid are 1:3；Mechanical grinding liquid is by 22 parts by weight of phosphoric acid
Disodium hydrogen, 3.5 parts by weight neopelexes, 15 parts by weight of lemon acid, 25 parts by weight of phosphoric acid sodium dihydrogens, 42 parts by weight phosphorus
Sour trisodium, 27 parts by weight of phosphoric acid and 67 parts by weight water composition.
Embodiment three：
Coating process comprises the following steps：
S1, bombardment cleaning is carried out to cutter using ion gun in vacuum chamber；
S2, deposited by electron beam evaporation plated film mode carry out plated film on the surface of the cutter；Step S2 includes：
S21, tool surface deposit grafting film layer, the grafting film layer is niobium or stainless steel film layer；
S22, indium stannum alloy film layer is deposited in the grafting film layer；
S23, hardness enhancement layer is deposited in the indium stannum alloy film layer, the hardness enhancement layer is titanium nitride or silicon nitride
Film layer；
S24, off-type force strengthening layer is deposited on hardness enhancement layer, the off-type force strengthening layer is monocrystalline silicon or calcirm-fluoride
Or magnesium fluoride film layer.
In step s 2,250 DEG C are heated in the vacuum chamber, the vacuum in the vacuum chamber is 3.5*E-3Pa.
During step S22 deposits indium stannum alloy film layer, oxygen is supplied into vacuum chamber with 4.5SCCM gas flow
Gas.
In step S23, titanium or silicon materials are placed in vacuum chamber, and supplied into vacuum chamber with 34SCCM gas flow
To nitrogen.
Process of lapping comprises the following steps：
1) tool surface is processed by shot blasting；
2) cutter and a diameter of 7mm, the oblique circular cylinder alumina porcelain abrasive material that length is 12mm are put into oscillating mill together,
And mechanical grinding liquid is added, the ratio between weight and tool weight of mechanical grinding liquid are 1:3；Mechanical grinding liquid is by 20 parts by weight of phosphoric acid
Disodium hydrogen, 3 parts by weight neopelexes, 10 parts by weight of lemon acid, 20 parts by weight of phosphoric acid sodium dihydrogens, 40 parts by weight of phosphoric acid
Trisodium, 25 parts by weight of phosphoric acid and 65 parts by weight water composition.
Example IV：
Coating process comprises the following steps：
S1, bombardment cleaning is carried out to cutter using ion gun in vacuum chamber；
S2, deposited by electron beam evaporation plated film mode carry out plated film on the surface of the cutter；Step S2 includes：
S21, tool surface deposit grafting film layer, the grafting film layer is niobium or stainless steel film layer；
S22, indium stannum alloy film layer is deposited in the grafting film layer；
S23, hardness enhancement layer is deposited in the indium stannum alloy film layer, the hardness enhancement layer is titanium nitride or silicon nitride
Film layer；
S24, off-type force strengthening layer is deposited on hardness enhancement layer, the off-type force strengthening layer is monocrystalline silicon or calcirm-fluoride
Or magnesium fluoride film layer.
In step s 2,265 DEG C are heated in the vacuum chamber, the vacuum in the vacuum chamber is 2.5*E-3Pa.
During step S22 deposits indium stannum alloy film layer, oxygen is supplied into vacuum chamber with 5.5SCCM gas flow
Gas.
In step S23, titanium or silicon materials are placed in vacuum chamber, and supplied into vacuum chamber with 36SCCM gas flow
To nitrogen.
Process of lapping comprises the following steps：
1) tool surface is processed by shot blasting；
2) cutter and a diameter of 7mm, the oblique circular cylinder alumina porcelain abrasive material that length is 12mm are put into oscillating mill together,
And mechanical grinding liquid is added, the ratio between weight and tool weight of mechanical grinding liquid are 1:3；Mechanical grinding liquid is by 25 parts by weight of phosphoric acid
Disodium hydrogen, 3 parts by weight neopelexes, 10 parts by weight of lemon acid, 30 parts by weight of phosphoric acid sodium dihydrogens, 45 parts by weight of phosphoric acid
Trisodium, 30 parts by weight of phosphoric acid and 70 parts by weight water composition.
The embodiments of the present invention described above are not intended to limit the scope of the present invention, any in the present invention
Spirit and principle within the modifications, equivalent substitutions and improvements made etc., should be included in the claim protection model of the present invention
Within enclosing.
Claims (8)
1. a kind of chain-blade assembly of tree mover, includes knife rest and the chain on knife rest, it is characterised in that along
The both sides of the chain be installed with respectively in be spaced apart multiple outer straight knives, interior straight knife, unofficial biography soil knife, it is interior pass native knife,
The blade of outer cut and inner cutter, plurality of outer straight knife and interior straight knife is located at the top of place cutter hub respectively, and respectively towards quilt
Shoveling layer tilts；The top of multiple unofficial biography soil knives and the interior cutter hub for passing native knife is multiple outer respectively towards the outer lateral bend of the chain
Pass native knife and the interior blade for passing native knife is located at the side on place cutter hub top respectively, and be respectively facing by shoveling layer；It is multiple circumscribed
The top of the cutter hub of knife and inner cutter tilts towards the outside of the chain respectively, the blade difference position of multiple outer cuts and inner cutter
In the top of place cutter hub, and tilt state towards by shoveling layer respectively.
2. the chain-blade assembly of a kind of tree mover according to claim 1, it is characterised in that attached in the blade of each cutter
There is film plating layer, the film plating layer includes grafting film layer, hardness enhancement layer, indium stannum alloy film layer, the grafting film layer from inside to outside
It is niobium or stainless steel film layer, the hardness enhancement layer is titanium nitride or silicon nitride film layer, and the off-type force strengthening layer is monocrystalline silicon
Either calcirm-fluoride or magnesium fluoride film layer.
3. the chain-blade assembly manufacturing process of a kind of tree mover, it is characterised in that comprise the following steps：
Step 1：Stock, according to outer straight knife, interior straight knife, unofficial biography soil knife, the interior design size for passing native knife, outer cut and inner cutter
Carry out being cut into satisfactory sheet material；
Step 2：Punching press, punching press is carried out to sheet material according to design, forms the shape of needs；
Step 3：Grinding, is ground, and be rinsed to the knife edge part of the sheet material of shaping；
Step 4：Plated film, plated film at least is carried out to knife edge part；
Step 5：Punching, each cutter is punched out；
Step 6：Detection, is detected to each tool dimension；
Step 7：Assembling, each cutter is arranged on chain according to the structure described in claim 1.
A kind of 4. chain-blade assembly manufacturing process of tree mover according to claim 3, it is characterised in that the plated film work
Skill comprises the following steps：
S1, bombardment cleaning is carried out to cutter using ion gun in vacuum chamber；
S2, deposited by electron beam evaporation plated film mode carry out plated film on the surface of the cutter；Step S2 includes：
S21, tool surface deposit grafting film layer, the grafting film layer is niobium or stainless steel film layer；
S22, indium stannum alloy film layer is deposited in the grafting film layer；
S23, hardness enhancement layer is deposited in the indium stannum alloy film layer, the hardness enhancement layer is titanium nitride or silicon nitride film
Layer；
S24, on hardness enhancement layer deposit off-type force strengthening layer, the off-type force strengthening layer be monocrystalline silicon either calcirm-fluoride or
Magnesium fluoride film layer.
5. the chain-blade assembly manufacturing process of a kind of tree mover according to claim 4, it is characterised in that in the step
In S2,250~265 DEG C are heated in the vacuum chamber, the vacuum in the vacuum chamber is 3.5*E-3Pa~1.5*E-3Pa.
6. the chain-blade assembly manufacturing process of a kind of tree mover according to claim 4, it is characterised in that in the step
During S22 deposition indium stannum alloy film layers, oxygen is supplied into vacuum chamber with 4.5~5.5SCCM gas flow.
7. the chain-blade assembly manufacturing process of a kind of tree mover according to claim 4, it is characterised in that in the step
In S23, titanium or silicon materials are placed in vacuum chamber, and nitrogen is supplied into vacuum chamber with 34~36SCCM gas flow.
A kind of 8. chain-blade assembly manufacturing process of tree mover according to claim 4, it is characterised in that process of lapping bag
Include following steps：
1) tool surface is processed by shot blasting；
2) cutter and a diameter of 7mm, the oblique circular cylinder alumina porcelain abrasive material that length is 12mm are put into oscillating mill, and added together
Enter the ratio between mechanical grinding liquid, the weight and tool weight of mechanical grinding liquid for 1:3；Mechanical grinding liquid is by 20-25 parts by weight of phosphoric acid
Disodium hydrogen, 3-4 parts by weight neopelex, 10-20 parts by weight of lemon acid, 20-30 parts by weight of phosphoric acid sodium dihydrogen, 40-
45 parts by weight of phosphoric acid trisodiums, 25-30 parts by weight of phosphoric acid and 65-70 parts by weight water composition.
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| CN201710798185.9A CN107598488A (en) | 2017-09-07 | 2017-09-07 | The chain-blade assembly and its manufacturing process of a kind of tree mover |
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|---|---|---|---|
| CN201710798185.9A CN107598488A (en) | 2017-09-07 | 2017-09-07 | The chain-blade assembly and its manufacturing process of a kind of tree mover |
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Cited By (1)
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| CN109104945A (en) * | 2018-10-25 | 2019-01-01 | 孙雪芹 | A kind of manufacture craft of ditching-fertilizing all-in-one machine pan soil cutter |
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| CN204707623U (en) * | 2015-05-13 | 2015-10-21 | 安徽三普机械有限公司 | Tree mover chain-blade assembly |
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| US6397452B1 (en) * | 2001-05-30 | 2002-06-04 | Blount, Inc. | Guide bar including stump treatment |
| CN103624635A (en) * | 2013-11-27 | 2014-03-12 | 常熟市劲力工具有限公司 | Cutter surface processing technology |
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| CN109104945B (en) * | 2018-10-25 | 2023-12-12 | 孙雪芹 | Manufacturing process of hard soil cutter for ditching and fertilizing integrated machine |
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