CN107267852A - Disk brake caliper production technology - Google Patents
Disk brake caliper production technology Download PDFInfo
- Publication number
- CN107267852A CN107267852A CN201710376875.5A CN201710376875A CN107267852A CN 107267852 A CN107267852 A CN 107267852A CN 201710376875 A CN201710376875 A CN 201710376875A CN 107267852 A CN107267852 A CN 107267852A
- Authority
- CN
- China
- Prior art keywords
- disk brake
- brake caliper
- production technology
- technology according
- caliper production
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/04—Making ferrous alloys by melting
- C22C33/06—Making ferrous alloys by melting using master alloys
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a kind of disk brake caliper production technology, including：Step 1：Dispensing；Step 2：Melting；Step 3：Tap a blast furnace；Step 4：Cast molding；Step 5：Heat treatment；Wherein, it is additionally included between the step 3 and step 4 in the inovulant used when tapping a blast furnace in progress stokehold deoxidation inoculation, the deoxidation inoculation and contains barium and strontium.The disk brake caliper production craft step is simple, easy grasp simple to operate, while casting strength and cast structure uniformity can be improved.
Description
Technical field
The present invention relates to auto parts and components field, in particular it relates to disk brake caliper production technology.
Background technology
The brake commonly used on current automobile can be divided into drum brake and disk brake by its structure.Wherein drum-type
The brake force stability of brake is poor, and brake force changes very greatly on different road surfaces；And because heat dispersion is poor, braking
Cheng Zhonghui assembles substantial amounts of heat, causes brake block and wheel hub to be easier to occur extremely complex deformation under the influence of high temperature, easily
Produce fading of brake and the phenomenon that flutters, cause retardation efficiency to decline.And disk brake efficiency is influenceed smaller by coefficient of friction,
In the case of output braking moment identical, the size of disk brake is typically small for comparing drum brake with quality；
The thermal expansion amount of brake disc through-thickness is minimum, is easier to realize gap adjust automatically, and other maintenance reconditioning works are also simpler
Just.Therefore it is existing that braking function is more and more realized using disk brake in the car.
At present, the production craft step of existing disk brake caliper is cumbersome, is awkward, and produces obtained product
Low intensity, the uniformity of cast structure is low.
Therefore, urgent need to provide a kind of step it is simple, it is simple to operate it is easy grasp, while casting strength and casting can be improved
The disk brake caliper production technology of structural homogenity.
The content of the invention
It is an object of the invention to provide a kind of disk brake caliper production technology, the disk brake caliper production technology
Step is simple, easy grasp simple to operate, while casting strength and cast structure uniformity can be improved.
To achieve these goals, the invention provides a kind of disk brake caliper production technology, including：
Step 1：Dispensing；Step 2：Melting；Step 3：Tap a blast furnace；Step 4：Cast molding；Step 5：Heat treatment；Wherein,
It is additionally included in when tapping a blast furnace and is used in progress stokehold deoxidation inoculation, deoxidation inoculation between step 3 and step 4
Inovulant in contain barium and strontium.
Preferably, inovulant also includes natural wollastonite, titanium oxide and silane coupler, wherein, by natural wollastonite, oxygen
Change titanium, silane coupler, barium and strontium to be mixed, heat melting, being broken into mean particle size after last water cooling, drying is
15-25mm inovulant.
Preferably, the weight ratio of natural wollastonite, titanium oxide, barium, strontium and silane coupler is 100：1-5：0.5-0.8：
0.5-1.5：0.05-0.1.
Preferably, the trade mark of silane coupler is KH-550.
Preferably, the dispensing in step 1 is that remaining 10% by steel scrap and steel cuttings mixture 70%, steel foundry returns 20%
It is that carburant and alloying element are mixed.
Preferably, the melting in step 2 is carried out in medium-frequency induction furnace, and overheats 6min at 1600 DEG C.
Preferably, steel foundry returns is placed on bottom, steel scrap and steel cuttings mixture when being fed into medium-frequency induction furnace
The superiors are placed on, alloying element and carburant are placed on centre.
Preferably, also include adding dispensing gross weight 0.3%-0.4% carborundum in step 3 before tapping a blast furnace into stove to iron
Liquid is pre-processed.
Preferably, during the cast molding in step 4 to pour in liquid cast-iron with stream add inovulant carry out current-following inoculation.
Preferably, step 5 includes quenching and is tempered.
According to above-mentioned technical proposal, the present invention passes through step 1：Dispensing；Step 2：Melting；Step 3：Tap a blast furnace；Step 4：Pour
Type casting moulding；Step 5：Heat treatment；One simple and clear production process has been obtained by simplification, and wherein in step 3 and step 4
Between, barium and strontium are contained in the inovulant used also when tapping a blast furnace in progress stokehold deoxidation inoculation, deoxidation inoculation.This
Sample, utilizes synthetic cast iron technique, it is ensured that while casting elongation percentage, improves the intensity of disk brake caliper.Also, use
New baric and strontium inovulant, improves the uniformity of disk brake caliper cast structure.
Other features and advantages of the present invention will be described in detail in subsequent embodiment part.
Embodiment
The embodiment to the present invention is described in detail below.It should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
In the present invention, in the case where not making opposite explanation, " it is upper, in, top, bottom " etc. be included in side in term
Position word only represents orientation of the term under normal service condition, or be skilled artisan understands that be commonly called as, without that should regard
For the limitation to the term.
The invention provides a kind of disk brake caliper production technology, including：
Step 1：Dispensing；Step 2：Melting；Step 3：Tap a blast furnace；Step 4：Cast molding；Step 5：Heat treatment；Wherein,
Progress stokehold deoxidation inoculation, the deoxidation womb when tapping a blast furnace are additionally included between the step 3 and step 4
Contain barium and strontium in the inovulant used in reason.
By above-mentioned technical proposal, by step 1：Dispensing；Step 2：Melting；Step 3：Tap a blast furnace；Step 4：Cast molding；
Step 5：Heat treatment manufacture casting, a simple and clear production process has been obtained by simplification, and wherein in step 3 and step
Between 4, barium and strontium are contained in the inovulant used also when tapping a blast furnace in progress stokehold deoxidation inoculation, deoxidation inoculation.
So, utilize synthetic cast iron technique, it is ensured that while casting elongation percentage, improve the intensity of disk brake caliper.Also, adopt
With new baric and strontium inovulant, the uniformity of disk brake caliper cast structure is improved.
In the present embodiment, obtained disk brake caliper is improved to improve the pregnant effect of inovulant
Intensity and toughness, it is preferable that the inovulant also includes natural wollastonite, titanium oxide and silane coupler, wherein, by natural silicon
Lime stone, titanium oxide, silane coupler, barium and strontium are mixed, heat melting, and being broken into particle after last water cooling, drying is averaged
Particle diameter is the 15-25mm inovulant.
And in order to further optimize the inovulant pregnant effect used in the disk brake caliper production technology, preferably
The natural wollastonite, titanium oxide, barium, the weight ratio of strontium and silane coupler are 100：1-5：0.5-0.8：0.5-1.5：
0.05-0.1。
Similarly, the trade mark of preferably described silane coupler is KH-550.
And the dispensing in step 1 is that by steel scrap and steel cuttings mixture 70%, steel foundry returns 20%, remaining 10% is carburetting
Agent and alloying element are mixed.
In the present embodiment, in order to optimize melting environment and ensure Smelting Effect, it is preferable that the melting in step 2 exists
Carried out in medium-frequency induction furnace, and 6min is overheated at 1600 DEG C.
In charging, the stacking mode of different material can bring different melting results, in order to ensure the material after melting
Intensity, elongation percentage and toughness, it is preferable that steel foundry returns is placed on bottom, steel scrap when being fed into medium-frequency induction furnace
The superiors are placed on steel cuttings mixture, alloying element and carburant are placed on centre.
In order to coordinate the inoculation of inovulant, the quality of the disk brake caliper of production department is improved, it is preferable that step
The carborundum for also including adding dispensing gross weight 0.3%-0.4% in 3 before tapping a blast furnace into stove is pre-processed to iron liquid.
In addition, in order to further improve pregnant effect, optimizing disk brake caliper production technology, it is preferable that step 4
In cast molding during to pour in liquid cast-iron with stream add inovulant carry out current-following inoculation.
In order that the disk brake caliper after must producing improves hardness and eliminates internal stress, it is preferable that step 5 includes quenching
Fire and tempering.
The preferred embodiment of the present invention described in detail above, still, the present invention are not limited in above-mentioned embodiment
Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (10)
1. a kind of disk brake caliper production technology, it is characterised in that including：
Step 1：Dispensing；Step 2：Melting；Step 3：Tap a blast furnace；Step 4：Cast molding；Step 5：Heat treatment；Wherein,
It is additionally included between the step 3 and step 4 when tapping a blast furnace in progress stokehold deoxidation inoculation, the deoxidation inoculation
Contain barium and strontium in the inovulant used.
2. disk brake caliper production technology according to claim 1, it is characterised in that the inovulant also includes day
Right wollastonite, titanium oxide and silane coupler, wherein, natural wollastonite, titanium oxide, silane coupler, barium and strontium are mixed
Close, heating melting, last water cooling, dry after be broken into mean particle size be 15-25mm the inovulant.
3. disk brake caliper production technology according to claim 2, it is characterised in that the natural wollastonite, oxygen
The weight ratio for changing titanium, barium, strontium and silane coupler is 100：1-5：0.5-0.8：0.5-1.5：0.05-0.1.
4. disk brake caliper production technology according to claim 3, it is characterised in that the board of the silane coupler
Number be KH-550.
5. disk brake caliper production technology according to claim 1, it is characterised in that the dispensing in step 1 is will
Steel scrap and steel cuttings mixture 70%, steel foundry returns 20%, remaining 10% is that carburant and alloying element are mixed.
6. disk brake caliper production technology according to claim 1, it is characterised in that the melting in step 2 is in
Carried out in frequency electric induction furnace, and 6min is overheated at 1600 DEG C.
7. disk brake caliper production technology according to claim 6, it is characterised in that into medium-frequency induction furnace
Steel foundry returns is placed on bottom during charging, steel scrap and steel cuttings mixture are placed on the superiors, during alloying element is placed on carburant
Between.
8. disk brake caliper production technology according to claim 1, it is characterised in that also wrapped before being tapped a blast furnace in step 3
The carborundum for including the addition dispensing gross weight 0.3%-0.4% into stove is pre-processed to iron liquid.
9. disk brake caliper production technology according to claim 4, it is characterised in that the cast molding in step 4
During to pour in liquid cast-iron with stream add inovulant carry out current-following inoculation.
10. disk brake caliper production technology according to claim 1, it is characterised in that step 5 includes quenching and returned
Fire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710376875.5A CN107267852A (en) | 2017-05-25 | 2017-05-25 | Disk brake caliper production technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710376875.5A CN107267852A (en) | 2017-05-25 | 2017-05-25 | Disk brake caliper production technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107267852A true CN107267852A (en) | 2017-10-20 |
Family
ID=60064698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710376875.5A Pending CN107267852A (en) | 2017-05-25 | 2017-05-25 | Disk brake caliper production technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107267852A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102417949A (en) * | 2011-11-25 | 2012-04-18 | 河南万向系统制动器有限公司 | Production process for material specially used for braking part of automobile |
| CN103857807A (en) * | 2011-10-07 | 2014-06-11 | 曙制动器工业株式会社 | Method for producing spheroidal graphite cast iron and vehicle component using said spheroidal graphite cast iron |
| CN104561430A (en) * | 2014-12-12 | 2015-04-29 | 河南万向系统制动器有限公司 | Processing process of gray iron production |
| CN105568126A (en) * | 2015-08-04 | 2016-05-11 | 溧阳市虹翔机械制造有限公司 | Process for manufacturing brake calipers of vehicles |
-
2017
- 2017-05-25 CN CN201710376875.5A patent/CN107267852A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103857807A (en) * | 2011-10-07 | 2014-06-11 | 曙制动器工业株式会社 | Method for producing spheroidal graphite cast iron and vehicle component using said spheroidal graphite cast iron |
| CN102417949A (en) * | 2011-11-25 | 2012-04-18 | 河南万向系统制动器有限公司 | Production process for material specially used for braking part of automobile |
| CN104561430A (en) * | 2014-12-12 | 2015-04-29 | 河南万向系统制动器有限公司 | Processing process of gray iron production |
| CN105568126A (en) * | 2015-08-04 | 2016-05-11 | 溧阳市虹翔机械制造有限公司 | Process for manufacturing brake calipers of vehicles |
Non-Patent Citations (1)
| Title |
|---|
| 李平等: "《高性能灰铸铁材质控制技术与应用》", 30 November 2009, 煤炭工业出版社 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171020 |
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| RJ01 | Rejection of invention patent application after publication |