CN109570441A - A kind of Braking System for Multiple Units brake plate support casting technique of 230km/h - Google Patents
A kind of Braking System for Multiple Units brake plate support casting technique of 230km/h Download PDFInfo
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- CN109570441A CN109570441A CN201910096203.8A CN201910096203A CN109570441A CN 109570441 A CN109570441 A CN 109570441A CN 201910096203 A CN201910096203 A CN 201910096203A CN 109570441 A CN109570441 A CN 109570441A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
- B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
- B22C1/18—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of inorganic agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C21/00—Flasks; Accessories therefor
- B22C21/02—Sectional flasks, i.e. with divided, articulated, or interchangeable side sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
- B22C9/082—Sprues, pouring cups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
- B22C9/088—Feeder heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
Abstract
The invention discloses the Braking System for Multiple Units brake plate support casting technique of 230km/h a kind of, S1, production template make template according to drawing requirement, and template is processed by lathe, milling machine, planer, the lathes such as rotated bed；S2, mulling is carried out, according to the requirement of sand mold manufacture and the type of casting, qualified clay sand is prepared, clay sand raw material includes: 82%-98% roughing sand, 1%-16% clay, 1%-5% additives and 1%-5% water composition by weight, carries out mulling by sand mixer；The present invention relates to Braking System for Multiple Units brake plate support technical fields.A kind of Braking System for Multiple Units brake plate support casting technique of 230km/h, it solves because being adjusted to clay-bonded sand production-line technique, there are problems that internal flaw according to the product that original process produce, chill can not be descended when eliminating the production of clay-bonded sand production line to eliminate internal defect, so that the structural strength and mechanical performance of product meet requirement, internal more stable safety is used.
Description
Technical field
The present invention relates to Braking System for Multiple Units brake plate support technical field, the EMU of specially a kind of 230km/h is braked
System brake plate support casting technique.
Background technique
EMU, full name motor train unit train are a seed types of modern train, by compartment of at least two sections with driving force
(abbreviation motor-car) and several sections are collectively constituted without the compartment of tractive force.Only there are two appearance reverse symmetries for simplest EMU
Power compartment composition, such as the Guangzhou APM alignment vehicle of Initial operation；General EMU is then with more piece power compartment and towing tension vehicle
Compartment is combined in a certain number of ratios, such as state's iron Harmony train；It is exactly pure dynamic when all compartment all drives of a column train
Vehicle group train, such as Beijing S1 line tinkling of pieces of jade dragon magnetic suspension train.Compared to most of conventional trains, EMU is big with tractive force, adds
A variety of advantages such as engine that speed is fastly and no replacement is required, are widely used in various high speed rails and urban track traffic,
It is the mainstream of the following passenger train.
The power concentration brake plate support original production process of 230km/h is phenolic sand molding, and high production cost, production efficiency is low,
With the increasing of client's output, it is adjusted to clay-bonded sand production-line technique, but is existed according to the product of original process production internal
Defect reveals after processing, and the structural strength and mechanicalness of product are not able to satisfy requirement.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of castings of the Braking System for Multiple Units brake plate support of 230km/h
Technique solves the problems, such as that chill can not be descended when the production of clay-bonded sand production line to eliminate internal flaw.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of EMU braking of 230km/h
System brake plate support casting technique, specifically includes the following steps:
S1, production template, make template according to drawing requirement, template by lathe, milling machine, planer, the lathes such as rotated bed into
Row processing；
S2, mulling is carried out, according to the requirement of sand mold manufacture and the type of casting, prepares qualified clay sand, clay sandy plain
Material includes: 82%-98% roughing sand, 1%-16% clay, 1%-5% additives and 1%-5% water composition by weight, is passed through
Sand mixer carries out mulling；
Clay sand a part of in S2 is placed into sand mold box, template is then placed into sand mold box by S3, die cavity moulding
In, it is compacted, then template is removed, after the type chamber of upper sand mold box and lower sand mold box is completed；
The upper sand mold box to complete in S3 and lower sand mold box are carried out mould assembling by S4, sand mold box mould assembling；
S5, casting material melting, prepare corresponding chemical analysis according to required metal ingredient, melting raw material is by weight
Include: 98.2%-99.8% iron, 1.2%-2.8% chromium, 0.2%-0.8% manganese, 0.2%-1.8% zinc to melting ingredient, choosing
Select suitable melting furnace melted alloy material；
S6, it is poured, by the sandbox after molten metal injection mould assembling qualified in S5, is taken care；S7, product are clear
Reason disposes molding sand, destroys cast gate etc. and set up part, be formed required casting after casting etc. after molten metals solidification
?.
The present invention also announces the Braking System for Multiple Units brake lining flask board of 230km/h a kind of, including mould shaping plate, the mould
The surface of tool template is fixedly connected with running channel, and gate stick, the two sides up and down of the running channel are fixedly connected in the middle part of the running channel
And the surface for being located at mould shaping plate is fixedly connected to product, two positive two sides of product are fixedly connected to riser.
Preferably, qualified clay sand is prepared in the step S2, clay sand raw material includes: by 90% original by weight
Sand, 2% clay, 3% additives and 5% water composition, carry out mulling by sand mixer.
Preferably, clay is bentonite in the step S2, and additives is coal dust.
Preferably, strenuous vibration is avoided in the step S4 when mould assembling, and sand mold box is fixed to horizontal position.
Preferably, in the step S5 melting raw material include: by weight 98.2% iron, 1.2% chromium, 0.2% manganese,
0.4% zinc to melting ingredient.
Preferably, qualified liquid metal liquid is formed in the step S5 after melting raw material, temperature is at 1600 DEG C -2000
℃。
(3) beneficial effect
The present invention provides the Braking System for Multiple Units brake plate support casting techniques of 230km/h a kind of.Compared with prior art
Have it is following the utility model has the advantages that
(1), the Braking System for Multiple Units brake plate support casting technique of the 230km/h, by S1, production template, according to figure
Paper requires production template, and template is processed by lathe, milling machine, planer, the lathes such as rotated bed；S2, mulling is carried out, according to sand mold
The requirement of manufacture and the type of casting, prepare qualified clay sand, and clay sand raw material includes: 82%-98% original by weight
Sand, 1%-16% clay, 1%-5% additives and 1%-5% water composition, carry out mulling by sand mixer；S3, die cavity moulding,
Clay sand a part of in S2 is placed into sand mold box, then template is placed into sand mold box, is compacted, then by template
It removes, after the type chamber of upper sand mold box and lower sand mold box is completed；S4, sand mold box mould assembling, the upper sand that will be completed in S3
Flask and lower sand mold box carry out mould assembling；S5, casting material melting, prepare corresponding chemical analysis according to required metal ingredient, melt
Refine raw material includes: 98.2%-99.8% iron, 1.2%-2.8% chromium, 0.2%-0.8% manganese, 0.2%-1.8% by weight
Zinc to melting ingredient, select suitable melting furnace melted alloy material；S6, it is poured, by molten metal qualified in S5
In sandbox after injecting mould assembling, take care；S7, product cleaning dispose molding sand after casting etc. after molten metals solidification,
It destroys cast gate etc. and sets up part, casting required for being formed solves because being adjusted to clay-bonded sand production-line technique, still
There are problems that internal flaw according to the product that original process produce, chill can not be descended when eliminating the production of clay-bonded sand production line to disappear
Except internal defect, so that the structural strength and mechanical performance of product meet requirement, internal more stable peace is used
Entirely.
(2), the Braking System for Multiple Units brake lining flask board of the 230km/h is processed integrally by product with mould shaping plate,
Running channel is fixed on template with 4 M16 screws, gate stick be it is movable, moulding when, is fixed by the positioning on template, emits
Mouth is fixed on mould shaping plate by M16 screw, so that this template is more convenient to use, practicability is stronger.
Detailed description of the invention
Fig. 1 is the top view of structure of the invention；
Fig. 2 is the right view of structure of the invention.
In figure, 1- mould shaping plate, 2- product, 3- riser, 4- running channel, 5- gate stick.
Specific embodiment
Technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of five kinds of technical solutions: Braking System for Multiple Units of 230km/h referring to FIG. 1-2,
Brake plate support casting technique, specifically includes the following steps:
Case 1
S1, production template, make template according to drawing requirement, template by lathe, milling machine, planer, the lathes such as rotated bed into
Row processing；
S2, mulling is carried out, according to the requirement of sand mold manufacture and the type of casting, prepares qualified clay sand, clay sandy plain
Material includes: 90% roughing sand, 2% clay, 3% additives and 5% water composition by weight, carries out mulling by sand mixer；It is viscous
Soil is bentonite, and additives is coal dust；
Clay sand a part of in S2 is placed into sand mold box, template is then placed into sand mold box by S3, die cavity moulding
In, it is compacted, then template is removed, after the type chamber of upper sand mold box and lower sand mold box is completed；
The upper sand mold box to complete in S3 and lower sand mold box are carried out mould assembling by S4, sand mold box mould assembling；Play is avoided when mould assembling
Violent shock is dynamic, and sand mold box is fixed to horizontal position；
S5, casting material melting, prepare corresponding chemical analysis according to required metal ingredient, melting raw material is by weight
Include: 98.2% iron, 1.2% chromium, 0.2% manganese, 0.4% zinc to melting ingredient, select suitable melting furnace melted alloy material
Material；Qualified liquid metal liquid is formed after melting raw material, temperature is at 1800 DEG C；
S6, it is poured, by the sandbox after molten metal injection mould assembling qualified in S5, is taken care；
S7, product cleaning dispose molding sand, destroy cast gate etc. and set up part, with regard to shape after casting etc. after molten metals solidification
At required casting.
Case 2
S1, production template, make template according to drawing requirement, template by lathe, milling machine, planer, the lathes such as rotated bed into
Row processing；
S2, mulling is carried out, according to the requirement of sand mold manufacture and the type of casting, prepares qualified clay sand, clay sandy plain
Material includes: 88% roughing sand, 4% clay, 3% additives and 5% water composition by weight, carries out mulling by sand mixer；It is viscous
Soil is bentonite, and additives is coal dust；
Clay sand a part of in S2 is placed into sand mold box, template is then placed into sand mold box by S3, die cavity moulding
In, it is compacted, then template is removed, after the type chamber of upper sand mold box and lower sand mold box is completed；
The upper sand mold box to complete in S3 and lower sand mold box are carried out mould assembling by S4, sand mold box mould assembling；Play is avoided when mould assembling
Violent shock is dynamic, and sand mold box is fixed to horizontal position；
S5, casting material melting, prepare corresponding chemical analysis according to required metal ingredient, melting raw material is by weight
Include: 98.4% iron, 1.2% chromium, 0.2% manganese, 0.2% zinc to melting ingredient, select suitable melting furnace melted alloy material
Material；Qualified liquid metal liquid is formed after melting raw material, temperature is at 1800 DEG C；
S6, it is poured, by the sandbox after molten metal injection mould assembling qualified in S5, is taken care；
S7, product cleaning dispose molding sand, destroy cast gate etc. and set up part, with regard to shape after casting etc. after molten metals solidification
At required casting.
Case 3
S1, production template, make template according to drawing requirement, template by lathe, milling machine, planer, the lathes such as rotated bed into
Row processing；
S2, mulling is carried out, according to the requirement of sand mold manufacture and the type of casting, prepares qualified clay sand, clay sandy plain
Material includes: 88% roughing sand, 4% clay, 4% additives and 4% water composition by weight, carries out mulling by sand mixer；It is viscous
Soil is bentonite, and additives is coal dust；
Clay sand a part of in S2 is placed into sand mold box, template is then placed into sand mold box by S3, die cavity moulding
In, it is compacted, then template is removed, after the type chamber of upper sand mold box and lower sand mold box is completed；
The upper sand mold box to complete in S3 and lower sand mold box are carried out mould assembling by S4, sand mold box mould assembling；Play is avoided when mould assembling
Violent shock is dynamic, and sand mold box is fixed to horizontal position；
S5, casting material melting, prepare corresponding chemical analysis according to required metal ingredient, melting raw material is by weight
Include: 98.4% iron, 1.2% chromium, 0.2% manganese, 0.2% zinc to melting ingredient, select suitable melting furnace melted alloy material
Material；Qualified liquid metal liquid is formed after melting raw material, temperature is at 1900 DEG C；
S6, it is poured, by the sandbox after molten metal injection mould assembling qualified in S5, is taken care；
S7, product cleaning dispose molding sand, destroy cast gate etc. and set up part, with regard to shape after casting etc. after molten metals solidification
At required casting.
Case 4
S1, production template, make template according to drawing requirement, template by lathe, milling machine, planer, the lathes such as rotated bed into
Row processing；
S2, mulling is carried out, according to the requirement of sand mold manufacture and the type of casting, prepares qualified clay sand, clay sandy plain
Material includes: 92% roughing sand, 1% clay, 2% additives and 5% water composition by weight, carries out mulling by sand mixer；It is viscous
Soil is bentonite, and additives is coal dust；
Clay sand a part of in S2 is placed into sand mold box, template is then placed into sand mold box by S3, die cavity moulding
In, it is compacted, then template is removed, after the type chamber of upper sand mold box and lower sand mold box is completed；
The upper sand mold box to complete in S3 and lower sand mold box are carried out mould assembling by S4, sand mold box mould assembling；Play is avoided when mould assembling
Violent shock is dynamic, and sand mold box is fixed to horizontal position；
S5, casting material melting, prepare corresponding chemical analysis according to required metal ingredient, melting raw material is by weight
Include: 98.4% iron, 1.2% chromium, 0.2% manganese, 0.2% zinc to melting ingredient, select suitable melting furnace melted alloy material
Material；Qualified liquid metal liquid is formed after melting raw material, temperature is at 1800 DEG C；
S6, it is poured, by the sandbox after molten metal injection mould assembling qualified in S5, is taken care；
S7, product cleaning dispose molding sand, destroy cast gate etc. and set up part, with regard to shape after casting etc. after molten metals solidification
At required casting.
Case 5
S1, production template, make template according to drawing requirement, template by lathe, milling machine, planer, the lathes such as rotated bed into
Row processing；
S2, mulling is carried out, according to the requirement of sand mold manufacture and the type of casting, prepares qualified clay sand, clay sandy plain
Material includes: 93% roughing sand, 1% clay, 1% additives and 5% water composition by weight, carries out mulling by sand mixer；It is viscous
Soil is bentonite, and additives is coal dust；
Clay sand a part of in S2 is placed into sand mold box, template is then placed into sand mold box by S3, die cavity moulding
In, it is compacted, then template is removed, after the type chamber of upper sand mold box and lower sand mold box is completed；
The upper sand mold box to complete in S3 and lower sand mold box are carried out mould assembling by S4, sand mold box mould assembling；Play is avoided when mould assembling
Violent shock is dynamic, and sand mold box is fixed to horizontal position；
S5, casting material melting, prepare corresponding chemical analysis according to required metal ingredient, melting raw material is by weight
Include: 98.3% iron, 1.3% chromium, 0.2% manganese, 0.2% zinc to melting ingredient, select suitable melting furnace melted alloy material
Material；Qualified liquid metal liquid is formed after melting raw material, temperature is at 1900 DEG C；
S6, it is poured, by the sandbox after molten metal injection mould assembling qualified in S5, is taken care；
S7, product cleaning dispose molding sand, destroy cast gate etc. and set up part, with regard to shape after casting etc. after molten metals solidification
At required casting.
In conclusion this production technology, which eliminates, can not descend chill when the production of clay-bonded sand production line to eliminate internal lack
It falls into, so that the structural strength and mechanical performance of product meet requirement, uses internal more stable safety.
The invention also discloses the Braking System for Multiple Units brake lining flask board of 230km/h a kind of, including mould shaping plate 1, moulds
The surface of tool template 1 is fixedly connected with running channel 4, and the middle part of running channel 4 is fixedly connected with gate stick 5, the two sides up and down and position of running channel 4
It is fixedly connected to product 2 in the surface of mould shaping plate 1, two positive two sides of product 2 are fixedly connected to riser 3, pass through
Product is processed integrally with mould shaping plate 1, and running channel is fixed on mould shaping plate 1 with 4 M16 screws, gate stick 5 be it is movable,
It is fixed when moulding by the positioning on mould shaping plate 1, riser 3 is fixed on mould shaping plate 1 by M16 screw, so that this
Kind template is more convenient to use, and practicability is stronger.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. the Braking System for Multiple Units brake plate support casting technique of 230km/h a kind of, it is characterised in that: specifically includes the following steps:
S1, production template make template according to drawing requirement, and template is added by lathe, milling machine, planer, the lathes such as rotated bed
Work；
S2, mulling is carried out, according to the requirement of sand mold manufacture and the type of casting, prepares qualified clay sand, clay sand raw material is pressed
Weight part ratio includes: 82%-98% roughing sand, 1%-16% clay, 1%-5% additives and 1%-5% water composition, passes through mulling
Machine carries out mulling；
Clay sand a part of in S2 is placed into sand mold box, then template is placed into sand mold box by S3, die cavity moulding,
It is compacted, then template is removed, after the type chamber of upper sand mold box and lower sand mold box is completed；
The upper sand mold box to complete in S3 and lower sand mold box are carried out mould assembling by S4, sand mold box mould assembling；
S5, casting material melting, prepare corresponding chemical analysis according to required metal ingredient, melting raw material wraps by weight
Include: 98.2%-99.8% iron, 1.2%-2.8% chromium, 0.2%-0.8% manganese, 0.2%-1.8% zinc to melting ingredient, selection
Suitable melting furnace melted alloy material；
S6, it is poured, by the sandbox after molten metal injection mould assembling qualified in S5, is taken care；
S7, product cleaning dispose molding sand, destroy cast gate etc. and set up part, be formed after casting etc. after molten metals solidification
Required casting.
2. the Braking System for Multiple Units brake lining flask board of 230km/h a kind of, it is characterised in that: including mould shaping plate (1), the mould
The surface of tool template (1) is fixedly connected with running channel (4), is fixedly connected with gate stick (5) in the middle part of the running channel (4), described to pour
The two sides up and down in road (4) and the surface for being located at mould shaping plate (1) is fixedly connected to product (2), two products (2) fronts
Two sides be fixedly connected to riser (3).
3. the Braking System for Multiple Units brake plate support casting technique of 230km/h according to claim 1 a kind of, feature exist
In: prepare qualified clay sand in the step S2, clay sand raw material include: by weight by 90% roughing sand, 2% clay,
3% additives and 5% water composition, carry out mulling by sand mixer.
4. the Braking System for Multiple Units brake plate support casting technique of 230km/h according to claim 1 a kind of, feature exist
In: clay is bentonite in the step S2, and additives is coal dust.
5. the Braking System for Multiple Units brake plate support casting technique of 230km/h according to claim 1 a kind of, feature exist
In: strenuous vibration is avoided when mould assembling in the step S4, and sand mold box is fixed to horizontal position.
6. the Braking System for Multiple Units brake plate support casting technique of 230km/h according to claim 1 a kind of, feature exist
In: in the step S5 melting raw material include: by weight 98.2% iron, 1.2% chromium, 0.2% manganese, 0.4% zinc it is fusion
Refine ingredient.
7. the Braking System for Multiple Units brake plate support casting technique of 230km/h according to claim 1 a kind of, feature exist
In: qualified liquid metal liquid is formed in the step S5 after melting raw material, temperature is at 1600 DEG C -2000 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910096203.8A CN109570441A (en) | 2019-01-31 | 2019-01-31 | A kind of Braking System for Multiple Units brake plate support casting technique of 230km/h |
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| CN201910096203.8A CN109570441A (en) | 2019-01-31 | 2019-01-31 | A kind of Braking System for Multiple Units brake plate support casting technique of 230km/h |
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| CN206632337U (en) * | 2017-04-01 | 2017-11-14 | 潍坊杰通机械有限公司 | Brake plate support mould |
| CN109047667A (en) * | 2018-08-18 | 2018-12-21 | 南安市春安机械铸造有限公司 | A kind of buhl saw bearing block casting technique |
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| CN102239344A (en) * | 2008-05-08 | 2011-11-09 | 瑞锡尼弗莱诺斯可变资本股份公司 | Composite brake disc |
| CN101791680A (en) * | 2010-01-12 | 2010-08-04 | 崇州市集贤华兴汽车配件厂 | Automobile brake drum moulding casting technology and moulding device thereof |
| WO2015106927A1 (en) * | 2014-01-16 | 2015-07-23 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Casting mold for sand casting for producing a brake caliper |
| KR20170058653A (en) * | 2015-11-19 | 2017-05-29 | (주)제이앤드씨 | Manufacturing method of middle core for molding caliper housing of disk brake |
| CN206632337U (en) * | 2017-04-01 | 2017-11-14 | 潍坊杰通机械有限公司 | Brake plate support mould |
| CN109047667A (en) * | 2018-08-18 | 2018-12-21 | 南安市春安机械铸造有限公司 | A kind of buhl saw bearing block casting technique |
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