CN104612203B - One kind has external Quench reinforcement high abrasion excavator bucket teeth - Google Patents
One kind has external Quench reinforcement high abrasion excavator bucket teeth Download PDFInfo
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- CN104612203B CN104612203B CN201510057317.3A CN201510057317A CN104612203B CN 104612203 B CN104612203 B CN 104612203B CN 201510057317 A CN201510057317 A CN 201510057317A CN 104612203 B CN104612203 B CN 104612203B
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- bucket tooth
- quench
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- crown
- bucket
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- 238000010791 quenching Methods 0.000 title claims abstract description 53
- 230000002787 reinforcement Effects 0.000 title claims abstract description 47
- 238000005299 abrasion Methods 0.000 title claims abstract description 10
- 238000010276 construction Methods 0.000 claims abstract description 25
- 238000005520 cutting process Methods 0.000 claims abstract description 21
- 238000005728 strengthening Methods 0.000 claims description 2
- 210000002435 tendon Anatomy 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 238000009412 basement excavation Methods 0.000 abstract description 4
- 239000013078 crystal Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000005266 casting Methods 0.000 abstract description 2
- 238000007711 solidification Methods 0.000 abstract description 2
- 230000008023 solidification Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008602 contraction Effects 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Component Parts Of Construction Machinery (AREA)
Abstract
The present invention provides a kind of with external Quench reinforcement high abrasion excavator bucket teeth, including bucket tooth main body and it is arranged at the Quench reinforcements of bucket tooth main body front and rear sides, the bucket tooth body includes installing zone, workspace and crown, described Quench reinforcement is several column constructions of the length direction file arrangement parallel to bucket tooth, the Quench reinforcement is close to crown position provided with cutting inclined-plane, the Quench reinforcement preferentially solidifies during bucket tooth casting solidification, to inner side bucket tooth main body formation chill effect, promote bucket tooth crystal grain refinement, tissue is evenly, bucket tooth is set to have higher rigidity and more preferable impact resistance when excavation, and can effectively prevent hard thing from damaging bucket tooth, improve bucket tooth excavation passes through property, improve its anti-wear performance.The Tooth structure is simple, can improve its digging efficiency, reduces the power consumption of machine, extends the service life of bucket tooth, applied widely.
Description
Technical field
It is more particularly to a kind of that there is external Quench reinforcement high abrasion excavator bucket the present invention relates to a kind of excavator accessory
Tooth.
Background technology
Excavator bucket teeth is the important component on excavator, and the Dipper Teeth being made up of toothholder and crown is easy loss portion
Part.Force analysis bucket tooth working face is in contact with being mined thing, in a complete mining process different working stages its
Stressing conditions are different.Crown position first contacting material surface when, due to speed, bucket tooth nose part is rushed by stronger
Hit.If the yield strength of bucket tooth is low, it will plastic deformation is produced in tip, with the increasing of excavating depth, bucket tooth stressing conditions
It can change.When bucket tooth cuts material, with material relative motion occurs for bucket tooth, and very big forward extrusion power is produced on surface,
So as to produce larger frictional force between bucket tooth working face and material.If material is harder rock block, concrete etc., rub
Wipe power very big, this process repeated action can produce different degrees of surface abrasion in bucket tooth working face, so produce depth compared with
Big ditch dug with a plow, influences the service life of bucket tooth.
The service life of bucket tooth is very short, changes more frequent, not only have impact on operating efficiency, and waste substantial amounts of original
Material, common bucket tooth low intensity, wears no resistance, is easily broken off, and production cost is high and technique is poor, service life and mining ability
It is low.In order to improve operating efficiency, the bucket tooth that usually can only more renew so considerably increases use cost.
The content of the invention
To solve the above problems, there is external Quench reinforcement high abrasion excavator bucket teeth, bucket the invention discloses one kind
Parallel cylindricality Quench reinforcement is provided with tooth main body, makes bucket tooth intensity when soil is excavated higher, wearability and resistance to
Impact more preferably, improves its digging efficiency, reduces the power consumption of machine, extends the service life of bucket tooth.
To achieve the above object, the present invention proposes following technical scheme：
One kind has external Quench reinforcement high abrasion excavator bucket teeth, including：Bucket tooth main body, the bucket tooth main body bag
Include：Installing zone, workspace and crown, the installing zone are provided with mounting hole, and for being connected with bucket tooth seat, the workspace is located at tooth
Between point and installing zone, the excavator bucket teeth also includes：Quench reinforcement, the Quench reinforcement is arranged at bucket tooth main body
Front and rear sides, the Quench reinforcement is several column constructions of the length direction file arrangement parallel to bucket tooth.
Further, the Quench reinforcement dense arrangement accounts for front and rear sides Mian Zong faces in the front and rear sides of bucket tooth main body
Long-pending more than 50%, accounts for more than the 75% of the workspace gross area, accounts for the crown gross area more than 80%.
Further, the workspace uses arc surface transition with installing zone junction, and the workspace thickness is installation
The 1/5 ~ 3/5 of area's thickness, the workspace to crown thickness is gradually reduced, and the crown is in isosceles trapezoid.
Further, the column construction is provided with cutting inclined-plane at crown operative end surface, and cutting inclined-plane is close to crown
Width at operative end surface is more than width of the cutting inclined-plane close to column construction, the cutting inclined-plane and the crown operative end surface
Connect, cutting angle formed by the cutting inclined-plane of two sides is less than 50 °.
Further, gap is provided between the column construction, the gap is parallel with the column construction.
Further, the Quench reinforcement for being arranged at bucket tooth main body both sides has 4-30 roots, and Quench reinforcement length is
The 1/10 ~ 1 of bucket tooth principal length, is highly 1 ~ 40mm, and width is 2 ~ 30mm, and gap width is 1 ~ 40mm.
Further, column construction height from installing zone to crown is gradually reduced.
Further, the column construction cross sectional shape includes：Circular arc, triangle, rectangle and trapezoidal.
The mesh of the present invention is to provide a kind of with external Quench reinforcement high abrasion excavator bucket teeth, bucket tooth main body both sides
The parallel cylindricality Quench reinforcement of file is provided with, makes bucket tooth even tissue, crystal grain is tiny, evenly, bucket tooth is being excavated stress
When intensity it is higher, wearability more preferably, can be prevented effectively from grit, rock, concrete etc. block and damage, improve bucket tooth excavate
Through property, improve its digging efficiency, reduce the power consumption of machine, extend the service life of bucket tooth, reduce bucket tooth excessively using going out
Situation about being now broken, improves the strength and stability of bucket tooth.
Brief description of the drawings
Fig. 1 is the structure schematic front view for the bucket tooth main body for being not provided with Quench reinforcement；
Fig. 2 is the structure schematic side view for the bucket tooth main body for being not provided with Quench reinforcement；
Fig. 3 has the structure schematic front view of the excavator bucket teeth of Quench reinforcement for the present invention；
Fig. 4 has the structure schematic side view of the excavator bucket teeth of Quench reinforcement for the present invention；
Fig. 5 is the Section A-A figure in the structure schematic side view figure of the excavator bucket teeth with Quench reinforcement.
Implication in figure representated by each label：Bucket tooth main body --- 1, Quench reinforcement --- 2, installing zone --- 11, work
Make area --- 12, crown --- 13, mounting hole --- 111, crown operative end surface --- 131, column construction --- 21,
Gap --- 22, cut inclined-plane --- 211, equal in width section --- 221, contraction section --- 222.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is explained in further detail.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, and
The restriction present invention is not used in, it is necessary to which explanation, the word " preceding " and " rear " used in describing below refers respectively to Fig. 1 signals
Figure just facing to the another side direction with this parallel face.
On the contrary, the present invention covers any replacement done in the spirit and scope of the present invention being defined by the claims, repaiied
Change, equivalent method and scheme.Further, in order that the public has a better understanding to the present invention, below to the thin of the present invention
It is detailed to describe some specific detail sections in section description.Part without these details for a person skilled in the art
Description can also understand the present invention completely.Below in conjunction with the accompanying drawings with embodiment, the present invention is further described.
One kind has external Quench reinforcement high abrasion excavator bucket teeth, including bucket tooth main body 1 and Quench reinforcement 2, institute
State bucket tooth main body 1 as shown in Figure 1 and Figure 2, the bucket tooth main body 1 includes installing zone 11, workspace 12 and crown 13, described to install
Area 11, workspace 12 and crown 13 are integral type structure, and the installing zone 11 is provided with mounting hole 111, for being connected with bucket tooth seat,
The workspace 12 is located between crown 13 and installing zone 11, and the workspace 12 uses arc surface mistake with the junction of installing zone 11
Cross, the workspace thickness is the 1/5 ~ 3/5 of the thickness of installing zone 11, and the workspace 12 to the thickness of crown 13 is gradually reduced, institute
Crown 13 is stated in isosceles trapezoid, crown operative end surface 131 is shaped as rectangle, effectively reduces the face of crown operative end surface 131
Product, when carrying out digging operation, crown operative end surface 131 and contact area of ground are small, and the thickness of workspace 12 is significantly less than peace
Area 11 is filled, the cutting angle of crown 13 and workspace 12 is effectively reduced, the resistance being subject to during excavation is smaller, it is easier to insert
Ground, digging efficiency is high, but the small workspace 12 of thickness is easily broken at work with crown 13, therefore needs to set as above
Described Quench reinforcement 2.
Such as Fig. 3, Fig. 4, the dense arrangement of Quench reinforcement 2 accounts for front and rear sides face total in the front and rear sides of bucket tooth main body 1
More than the 50% of area, accounts for more than the 75% of the gross area of workspace 12, accounts for the crown gross area more than 80%, and the Quench reinforcement 2 is
With several column constructions 21 of the length direction file arrangement parallel to bucket tooth, the column construction 21 is from installing zone 11 to tooth
The height of point 13 is gradually reduced, and the column construction 21, provided with cutting inclined-plane 211, cuts inclined-plane at crown operative end surface 131
211 width at crown operative end surface 131 is more than width of the cutting inclined-plane 211 close to column construction 21, and the cutting is oblique
Face 211 connects with the crown operative end surface 131, and cutting angle formed by the cutting inclined-plane 211 of two sides is described to cut less than 50 °
The length of inclined-plane 211 is cut to be less than between the length of crown 13, the column construction 21 provided with gap 22, the gap 22 and the cylindricality
Structure 21 is parallel, and the gap 22 includes equal in width section 221 and contraction section 222,221 optional position width phases of the equal in width section
Deng the width of the contraction section 222 is gradually tapered up to 0, and it is oblique to cutting that equal in width section 221 is arranged at the column construction 21
Between face 211, the contraction section 222 is arranged at the chip inclined-plane 221 between crown operative end surface 131 and on chip inclined-plane
221 be 0 with the intersection width of crown operative end surface 131.Compared to traditional bucket tooth with reinforcement, the bucket tooth of structure of the present invention
In digging operation, the position of the key wear of bucket tooth workspace 12 is designed with the Quench reinforcement 2 that wearability is good, intensity is high, makes
Quench reinforcement 2 replaces bucket tooth workspace 12 to turn into major wear item, makes the wearability enhancing that bucket tooth is overall, extends making for bucket tooth
With the life-span, and Quench reinforcement 2 also effectively raises the intensity and anti-bending strength of workspace 12 and crown 13, reduces bucket tooth
Excessively bucket tooth is improved as assisted machining face using the cutting inclined-plane 211 occurred on situation about being broken, Quench reinforcement 2 to excavate
Through property, further increase digging efficiency, reduce the power consumption of machine.
As shown in figure 5, the two sides of column construction 21 are vertical plane, top is the circular arc smoothly transitted, the gap
22 bottoms are the circular arc smoothly transitted, and the width of the column construction 21 is more than the width in the gap 22, and two sides correspondence
The bottom spacing of gap 22 it is equal with the thickness of workspace at this 12 or crown thickness, the cross sectional shape of column construction 21 includes：
Circular arc, triangle, rectangle and trapezoidal, the Quench reinforcement 2 for being arranged at the both sides of bucket tooth main body 1 has 4-30 roots, and Quench adds
The length of strengthening tendons 2 be the length of bucket tooth main body 1 1/10 ~ 1, be highly 1 ~ 40mm, width be 2 ~ 30mm, the width of gap 22 be 1 ~
40mm, this structure is applicable to the bucket tooth of different model.
Above-mentioned Tooth structure, in bucket tooth casting Quench process of setting, because Quench reinforcement 2 covers bucket tooth main body
Most of region on 1 two sides, and Quench reinforcement 2 is placed in the outer layer of bucket tooth main body 1, the Quench reinforcement 2 in chilling technology
Preferential solidification, forms chill, and to the formation chill effect of bucket tooth main body 1 of inner side, promote bucket tooth crystal grain refinement, organize more equal
It is even, make the workpiece strength after shaping higher, more preferably, and in quenching processing technology, Tooth structure of the present invention plays master to wearability
The Quench reinforcement to be acted on is in outer layer, because quenching has the characteristics of edge quenching degree is good, and the equally bucket of sectional dimension
Tooth is compared, and the effect of Tooth structure Quenching Treatment of the present invention is more preferable.
The beneficial effects of the present invention are bucket tooth main body both sides are provided with the parallel cylindricality Quench reinforcement of file, make bucket
Tooth even tissue, crystal grain is tiny, and evenly, bucket tooth intensity when excavating is higher, and wearability more preferably, can be prevented effectively from for stress
Grit, rock, concrete etc. are blocked and damaged, and improve bucket tooth excavation passes through property, improves its digging efficiency, reduces the consumption of machine
Can, extend the service life of bucket tooth, reduce bucket tooth excessively using there is situation about being broken, improve the strength and stability of bucket tooth.
The above described is only a preferred embodiment of the present invention, being not the limit for making any other form to the present invention
System, and any modification made according to technical spirit of the invention or equivalent variations, still fall within model claimed of the invention
Enclose.
Claims (5)
1. one kind has external Quench reinforcement high abrasion excavator bucket teeth, including：Bucket tooth main body, the bucket tooth main body includes：
Installing zone, workspace and crown, the installing zone are provided with mounting hole, and for being connected with bucket tooth seat, the workspace is located at crown
Between installing zone, it is characterised in that the excavator bucket teeth also includes：Quench reinforcement, the Quench reinforcement is arranged at
Two work sides of bucket tooth main body, the Quench reinforcement is several posts of the length direction file arrangement parallel to bucket tooth
Shape structure, the Quench reinforcement dense arrangement accounts for two side gross areas that work in two work sides of bucket tooth main body
More than 50%, more than the 75% of the workspace gross area is accounted for, the crown gross area more than 80% is accounted for；The column construction is close to crown work
Make end provided with cutting inclined-plane, width of the cutting inclined-plane at crown operative end surface is more than cutting inclined-plane close to column construction
Width, the cutting inclined-plane connects with the crown operative end surface, and cutting angle formed by the cutting inclined-plane of two sides is less than
50°；Gap is provided between the column construction, the gap is parallel with the column construction, and the width of the column construction is big
Width in the gap.
2. excavator bucket teeth according to claim 1, it is characterised in that the workspace is with installing zone junction using circle
Cambered surface transition, the workspace thickness is the 1/5~3/5 of installing zone thickness, and the workspace to crown thickness is gradually reduced, institute
Crown is stated in isosceles trapezoid.
3. excavator bucket teeth according to claim 1, it is characterised in that the Quench for being arranged at bucket tooth main body both sides adds
Strengthening tendons has a 4-30 roots, and Quench reinforcement length is the 1/10~1 of bucket tooth principal length, is highly 1~40mm, and width is 2~
30mm, gap width is 1~40mm.
4. excavator bucket teeth according to claim 1, it is characterised in that column construction height from installing zone to crown
Gradually reduce.
5. excavator bucket teeth according to claim 1, it is characterised in that the column construction cross sectional shape includes：Circular arc
Shape, triangle, rectangle and trapezoidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510057317.3A CN104612203B (en) | 2015-02-03 | 2015-02-03 | One kind has external Quench reinforcement high abrasion excavator bucket teeth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510057317.3A CN104612203B (en) | 2015-02-03 | 2015-02-03 | One kind has external Quench reinforcement high abrasion excavator bucket teeth |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104612203A CN104612203A (en) | 2015-05-13 |
| CN104612203B true CN104612203B (en) | 2017-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510057317.3A Active CN104612203B (en) | 2015-02-03 | 2015-02-03 | One kind has external Quench reinforcement high abrasion excavator bucket teeth |
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| Country | Link |
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| CN (1) | CN104612203B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107653926A (en) * | 2016-07-26 | 2018-02-02 | 天津市中机雄风机械有限公司 | A kind of preparation method of excavator bucket teeth |
| CN111719613B (en) * | 2020-07-24 | 2024-07-26 | 三一重机有限公司 | Excavator bucket and excavator |
| CN119640898B (en) * | 2025-02-12 | 2025-06-20 | 洛阳鑫邦科技有限公司 | A kind of excavation equipment and its application in large angle inclined shaft construction |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006055753A1 (en) * | 2006-11-25 | 2008-05-29 | Terex Gmbh | Bulk material retaining unit for use as bucket for excavator, has protective cap arranged in area of side walls, where cap is fixed in its position through protection unit that is arranged in outer side of tooth units |
| CN201534983U (en) * | 2009-08-26 | 2010-07-28 | 朱艳军 | Excavator unloading shovel |
| CN203213190U (en) * | 2013-05-02 | 2013-09-25 | 宁波宇翔机械铸造有限公司 | Excavator bucket tooth with reinforcing rib |
| CN203284830U (en) * | 2012-10-10 | 2013-11-13 | 宁波嘉达精密铸造有限公司 | Large-capacity bucket tooth |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10022629A1 (en) * | 2000-05-11 | 2001-11-15 | Intertractor Gmbh | Tooth flap for construction machines |
| US7739815B2 (en) * | 2003-01-23 | 2010-06-22 | Horton Lee A | Ripper excavation tool |
| MX352042B (en) * | 2006-03-30 | 2017-11-07 | Esco Corp Star | Wear assembly. |
-
2015
- 2015-02-03 CN CN201510057317.3A patent/CN104612203B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006055753A1 (en) * | 2006-11-25 | 2008-05-29 | Terex Gmbh | Bulk material retaining unit for use as bucket for excavator, has protective cap arranged in area of side walls, where cap is fixed in its position through protection unit that is arranged in outer side of tooth units |
| CN201534983U (en) * | 2009-08-26 | 2010-07-28 | 朱艳军 | Excavator unloading shovel |
| CN203284830U (en) * | 2012-10-10 | 2013-11-13 | 宁波嘉达精密铸造有限公司 | Large-capacity bucket tooth |
| CN203213190U (en) * | 2013-05-02 | 2013-09-25 | 宁波宇翔机械铸造有限公司 | Excavator bucket tooth with reinforcing rib |
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| Publication number | Publication date |
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| CN104612203A (en) | 2015-05-13 |
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