CN105397037A - Blank manufacturing sand shell forming machine for vehicle braking disc - Google Patents
Blank manufacturing sand shell forming machine for vehicle braking disc Download PDFInfo
- Publication number
- CN105397037A CN105397037A CN201510899009.5A CN201510899009A CN105397037A CN 105397037 A CN105397037 A CN 105397037A CN 201510899009 A CN201510899009 A CN 201510899009A CN 105397037 A CN105397037 A CN 105397037A
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- China
- Prior art keywords
- mould bases
- mould base
- sand
- base
- mould
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- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C13/00—Moulding machines for making moulds or cores of particular shapes
- B22C13/08—Moulding machines for making moulds or cores of particular shapes for shell moulds or shell cores
Abstract
A blank manufacturing sand shell forming machine for a vehicle braking disc belongs to the field of manufacturing of car accessories, and comprises a right mould base, a machine frame, a hydraulic system, a mould base moving device, mould base plates, a compressed air system, a sand box, a sand hopper and a left mould base, wherein the right mould base is mounted at the right end of the mould base moving device; the machine frame comprises a base and a bracket; the hydraulic system comprises a hydraulic station, a control component and a hydraulic cylinder; the mould base moving device is mounted on the base, and comprises a moving worktable; the mould base plates are mounted at two ends of the left mould base and the right mould base; the compressed air system comprises an air source, an air storage tank and a cylinder; the control system comprises a controller, a sensor, a programmer unit and a parameter setting device; the sand box is mounted on the machine frame; and the sand hopper is mounted above the left mould base and the right mould base. The blank manufacturing sand shell forming machine has the characteristics that the working efficiency can be improved, and at the same time, a sand shell and a sand core can be manufactured on one machine.
Description
Technical field
The invention belongs to auto parts machinery and manufacture field, the arenaceous shell forming machine in the blank manufacture method of particularly a kind of automobile brake disc.
Background technology
Automobile brake disc is a kind of important spare part on automobile, and its ensures that automobile can be effective and durable when braking; On original automobile, mostly adopt drum brakes mode, because disc brake system has highly sensitive, braking effect is good, is convenient to maintenance and safeguards, Hyundai Motor instead of drum brakes pattern gradually; A vitals of disc brake system is exactly brake disc, and brake disc is arranged on wheel hub, with wheel hub rotates, when needing brake, relies on the brake block be arranged on braking clamp to close up, clamping brake disc thus play the effect of brake; Brake disc adopts high-strength cast iron manufacture mostly, because the surfacing of brake disc demand fulfillment, intensity is high, not yielding, lightweight requirement of Denging, is provided with vacant structure in the middle of brake disc, to alleviate the weight of brake disc and to increase heat-sinking capability; The manufacturing process of current brake disc is roughly divided into several stage, first makes the blank of brake disc, makes the model that blank needs first to make timber or aluminium making, then adopts modelling sand mold, then pour into a mould, just define the blank of brake disc; Brake disc blank, through Overheating Treatment and machining, just defines brake disc finished product; Owing to mostly adopting clay-bonded sand or resin sand to carry out sand casting, precision is low, needs to stay larger allowance, waste raw material, and labor content is large, and the moulding workload of sand mold is large simultaneously, and casting cycle is long, and efficiency is low.
Summary of the invention
The problems referred to above existed are produced for existing brake disc blank, the present invention proposes a kind of blank manufacture method of automobile brake disc, it is characterized in that: comprise the following steps: one, according to the design drawing of brake disc, manufacture and design precoated sand arenaceous shell mould and core mold; Two, arenaceous shell mould or core mold are put on arenaceous shell or core automatic moulding machine and produce precoated sand cast arenaceous shell model and core model; Three, pour into a mould; Four, take out foundry goods and clear up.
Precoated sand arenaceous shell mould described in described step one refers to the mould of the thin-walled precoated sand arenaceous shell for making cast model adopting ferrous materials to make; It is characterized in that: comprise patrix, counterdie; The faying face of described patrix and described counterdie is the cast die joint of brake disc; Described patrix comprises cope match-plate pattern, upper impression; Described cope match-plate pattern is positioned at the periphery of upper impression; Described upper impression is positioned at the inside of cope match-plate pattern; The shape of described upper impression is identical with the die joint upper part shape of brake disc; The size that the size of described upper impression equals the part on the die joint top of brake disc adds the thickness of arenaceous shell; Described counterdie comprises lower bolster, lower impressions; Described lower bolster is positioned at the periphery of lower impressions; Described lower impressions is positioned at the inside of lower bolster; The shape of described lower impressions is identical with the shape of lower part with the die joint of brake disc; The die joint that the size of described lower impressions equals brake disc adds the thickness of arenaceous shell with the size of lower part.
Described core mold is the mould for making the core needs forming internal cavities when brake disc is poured into a mould adopting ferrous materials to make; Comprise patrix, counterdie; Described patrix comprises cope match-plate pattern, upper impression; Described cope match-plate pattern is positioned at the periphery of upper impression; Described upper impression is positioned at the inside of cope match-plate pattern; The shape of described upper impression is identical with the shape of brake disc internal cavities; The size of described upper impression equals the size of brake disc internal cavities; Described counterdie comprises lower bolster, lower impressions; Described lower bolster is positioned at the periphery of lower impressions; Described lower impressions is positioned at the inside of lower bolster; The shape of described lower impressions is identical with the shape of lower part with the cast die joint of brake disc internal cavities; The size of described lower impressions equals the cast die joint of brake disc internal cavities with the size of lower part.
The making of the arenaceous shell in described step 2 refers to and is placed on arenaceous shell forming machine by arenaceous shell mould, injects precoated sand pressurized, heated sizing and solidifying therein, formed brake disc cast with certain thickness cavity body.
Core making in described step 2 refers to and is placed on core forming machine by core mold, injects precoated sand and heat-shaping solidification, form the core of brake disc cast in core mold.
Arenaceous shell in described step 2 or core automatic moulding machine are a kind of double precoated sand arenaceous shell automatic moulding machines, it is characterized in that: comprise right mould bases, frame, hydraulic system, mould bases mobile device, mould bases plate, compressed air system, control system, sandbox, sand hopper, left mould bases; Described right fixing of the forming frame, at mould bases mobile device right-hand member, comprises mould bases plate, Die and mould plate, guiding support bar; Described frame comprises base, support, and described floor installation is in the bottom of double precoated sand arenaceous shell automatic moulding machine; Described support installing is on base; Described hydraulic system comprises Hydraulic Station, control element, hydraulic cylinder; Described mould bases mobile device is arranged on base, comprises travelling table; Described travelling table can on base transverse shifting; Described mould bases plate is arranged on the two ends of left mould bases and right mould bases, is connected respectively with guiding support bar two ends; Described compressed air system comprises source of the gas, air accumulator, cylinder; Described control system comprises controller, sensor, programmer, parameter setting apparatus; Described sandbox is arranged in frame; Described sand hopper is arranged on the top of left mould bases and right mould bases; Described left fixing of the forming frame the left end of mould bases mobile device and right mould bases symmetrical.
Described step 3 refers to and the precoated sand arenaceous shell made and core is combined, and chamber cast within it enters the molten iron that proportioning meets the fusing of brake disk material component requirements.
Described step 4 is by rear naturally defeated and dispersed for the precoated sand arenaceous shell cooling of having poured into a mould molten iron, and take out inner casts, cleaning cast gate, rising head, and residual impurity, enter next process and heat-treat and machining.
Beneficial effect
Beneficial effect of the present invention is, can the production of effective implemention brake disc blank, saves material and artificial, reduces machining amount, reduce casting flaw, improve yield rate, easily realize automated production.
Accompanying drawing explanation
Fig. 1 is the structural representation of brake disc in the present invention
1. mounting disc, 2. hub, 3. right card, 4. a block, 5. left card, 6. cavity.
Fig. 2 is precoated sand arenaceous shell mould structure schematic diagram
10. patrix, 11. cope match-plate patterns, 12. upper impression, 20. counterdies, 21. lower bolsters, 22. lower impressions, 23. sand inlets.
Fig. 3 is the structural representation of double precoated sand arenaceous shell automatic moulding machine
10. patrix, 20. counterdies, 30. right mould bases, 31. frames, 32. hydraulic systems, 33. mould bases mobile devices, 34. mould bases plates, 35. compressed air systems, 36. control systems, 37. sandboxes, 38 sand hoppers, 40 left mould bases.
Detailed description of the invention
In order to further illustrate technical scheme of the present invention, existing accompanying drawings the specific embodiment of the present invention, as Fig. 1, Fig. 2, according to the design drawing of brake disc, amplifies 8-12 millimeter by the appearance and size of brake disc, make arenaceous shell mould, to select in the middle part of block 4 as cast die joint in this example, with die joint be boundary's mounting disc 1 side as counterdie 20, left card 5 side is as patrix 10; Cope match-plate pattern 11 selects the steel plate of thickness 50 millimeters, makes upper impression 12 thereon, and select the form that upper impression 12 protrudes cope match-plate pattern 11 to make in this example, the brake disc key element that upper impression 12 comprises comprises left card 5, the half of a block 4, cavity 6 left-half; Select the lower bolster 21 of counterdie 20 to adopt the steel plate of thickness 120 millimeters to make lower impressions 22 thereon in this example, the brake disc included by lower impressions 22 will have mounting disc 1, hub 2, right card 3, the half of a block 4; Cope match-plate pattern 11 and lower bolster 21 arrange passage respectively with upper impression 12 and lower impressions 22 coupling part, so that excessive gas overflows; Cope match-plate pattern 11 and lower bolster 21 arrange installation fixing hole, for the installation of template on mould bases.
By the shape and size of cavity 6 from cast die joint be that boundary is divided into two parts, upper die and lower die are divided equally, make core mold, its dies cavity size and dimension is identical with cavity 6 size and dimension.
As Fig. 3, frame 31 is combined, mould bases mobile device 33 is installed on the base of frame 31, and be connected with hydraulic system 32, under the effect of hydraulic system 32 can on base left and right rectilinear motion; Right mould bases 30 and left mould bases 40 symmetry are arranged on mould bases mobile device 33, mould bases plate 34 lays respectively at the two ends of right mould bases 30 and left mould bases 40, between two mould bases plates 34, guiding support bar is installed, three guiding support bars are selected in this example, two inner sides being positioned at mould bases, an outer lower portion being positioned at mould bases, can either increase the Rigidity and strength of mould bases like this, be conducive to again installation and the taking-up of arenaceous shell mould or core mold; Guiding support bar installs sliding sleeve, installation mold installing plate on sliding sleeve, counterdie 20 is just arranged on mold mounting plate, and under the effect of hydraulic system 32, counterdie 20 can move along guiding support bar, to realize the unlatching of patrix 10 and counterdie 20 and to close up; The Hydraulic Station of hydraulic system 32 is arranged near frame 31, hydraulic cylinder is installed in the outer end and mould bases mobile device 33 of right mould bases 30 and left mould bases 40, to increase the thrust of mould, be conducive to improving shaping after the compactness of arenaceous shell and intensity, be conducive to the operation of large-scale arenaceous shell or core mold simultaneously; Compressed air system 35 is arranged in frame 31, and is connected with air compressor; Sandbox 37 is arranged on frame 31 top, and is connected with compressed air system 35; Sand hopper 38 is arranged between right mould bases 30 and left mould bases 40, and is positioned at above mould bases; Control system 36 is arranged in frame 31, and be connected with the dynamical system of each functional part and information acquisition system and heating system, the PLC that in this example, the control element employing industry is general is as control element, adopt man-machine interface as modification of program and parameter setting apparatus, and at installation site, corresponding position sensor, pressure sensor, temperature sensor is as information acquisition system; This completes the enforcement of double precoated sand arenaceous shell or core forming machine, the advantage of its double is to increase work efficiency, and can make arenaceous shell and core on a machine simultaneously.
During application, by the arenaceous shell mould made and core mold, be installed on mould bases, in this example, the patrix 10 of arenaceous shell mould is arranged on the left side mould bases plate 34 of right mould bases 30, the right side mold installing plate counterdie 20 of arenaceous shell mould being arranged on right mould bases 30 can move on guiding support bar, be arranged on by the patrix of core mold on the right side mould bases plate 34 of left mould bases 40, counterdie is arranged on the left side mold mounting plate of left mould bases 34, and can move along guiding support bar, start control system 36, the Hydraulic Cylinder mold mounting plate of hydraulic system 32 moves and makes upper die and lower die close and compress, control system 36 passes through information acquisition system, instruction compression air system 35 starts and opens the passage of sandbox 37 and sand hopper 38, the good precoated sand of proportioning is made to enter sand hopper 38 and enter dies cavity by the sand export of sand hopper 38, precoated sand is compacted under pressure, control system 36 instruction heating system heats mould, and then the precoated sand in heating mould, make it sex change solidification, temperature sensor real-time detection heating-up temperature also feeds back to control element, to control the constant of heating-up temperature, when after arenaceous shell or core solidification, mould separates by the hydraulic cylinder of control system 36 instruction hydraulic system 32, takes out arenaceous shell or core, just completes the manufacturing process of arenaceous shell and core.
The arenaceous shell made and core are placed on cast place, core is put into arenaceous shell inside according to the structure of brake disc, fusing molten iron good for proportioning is poured in arenaceous shell, after cooling, open arenaceous shell, take out foundry goods, cast gate and rising head are removed, and the impurity cleared up on spray, just complete the production of the blank of brake disc.
Automated production during production due to arenaceous shell and core, can produce in enormous quantities, overcome the complexity of clay-bonded sand or phenolic sand molding, save a large amount of Foundry quartz sand, reduce production cost and labour intensity; Arenaceous shell and core mold long service life, overcome wooden model or the short-life shortcoming of aluminum dipping form simultaneously.
Claims (1)
1. the blank of automobile brake disc manufactures an arenaceous shell forming machine, it is characterized in that: comprise right mould bases, frame, hydraulic system, mould bases mobile device, mould bases plate, compressed air system, control system, sandbox, sand hopper, left mould bases; Described right fixing of the forming frame, at mould bases mobile device right-hand member, comprises mould bases plate, Die and mould plate, guiding support bar; Described frame comprises base, support, and described floor installation is in the bottom of double precoated sand arenaceous shell automatic moulding machine; Described support installing is on base; Described hydraulic system comprises Hydraulic Station, control element, hydraulic cylinder; Described mould bases mobile device is arranged on base, comprises travelling table; Described travelling table can on base transverse shifting; Described mould bases plate is arranged on the two ends of left mould bases and right mould bases, is connected respectively with guiding support bar two ends; Described compressed air system comprises source of the gas, air accumulator, cylinder; Described control system comprises controller, sensor, programmer, parameter setting apparatus; Described sandbox is arranged in frame; Described sand hopper is arranged on the top of left mould bases and right mould bases; Described left fixing of the forming frame the left end of mould bases mobile device and right mould bases symmetrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510899009.5A CN105397037A (en) | 2015-12-09 | 2015-12-09 | Blank manufacturing sand shell forming machine for vehicle braking disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510899009.5A CN105397037A (en) | 2015-12-09 | 2015-12-09 | Blank manufacturing sand shell forming machine for vehicle braking disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105397037A true CN105397037A (en) | 2016-03-16 |
Family
ID=55462976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510899009.5A Withdrawn CN105397037A (en) | 2015-12-09 | 2015-12-09 | Blank manufacturing sand shell forming machine for vehicle braking disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105397037A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105583373A (en) * | 2016-03-21 | 2016-05-18 | 禹州市昆仑模具有限公司 | Sand shell lower mould of pipe-clip sand shell mould |
| CN105583372A (en) * | 2016-03-21 | 2016-05-18 | 禹州市昆仑模具有限公司 | Sand core lower mould of pipe-clip sand core mould |
| CN105598391A (en) * | 2016-03-21 | 2016-05-25 | 禹州市昆仑模具有限公司 | Sand shell upper mold of pipe clamp sand shell mold |
| CN105689640A (en) * | 2016-03-21 | 2016-06-22 | 禹州市昆仑模具有限公司 | Sand core upper die of pipe clamp sand core die |
| CN105728648A (en) * | 2016-03-21 | 2016-07-06 | 禹州市昆仑模具有限公司 | Method for manufacturing blank of pipe clamp |
| CN112756550A (en) * | 2020-12-09 | 2021-05-07 | 南通加合机械科技有限公司 | Precoated sand casting process for large box parts |
-
2015
- 2015-12-09 CN CN201510899009.5A patent/CN105397037A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105583373A (en) * | 2016-03-21 | 2016-05-18 | 禹州市昆仑模具有限公司 | Sand shell lower mould of pipe-clip sand shell mould |
| CN105583372A (en) * | 2016-03-21 | 2016-05-18 | 禹州市昆仑模具有限公司 | Sand core lower mould of pipe-clip sand core mould |
| CN105598391A (en) * | 2016-03-21 | 2016-05-25 | 禹州市昆仑模具有限公司 | Sand shell upper mold of pipe clamp sand shell mold |
| CN105689640A (en) * | 2016-03-21 | 2016-06-22 | 禹州市昆仑模具有限公司 | Sand core upper die of pipe clamp sand core die |
| CN105728648A (en) * | 2016-03-21 | 2016-07-06 | 禹州市昆仑模具有限公司 | Method for manufacturing blank of pipe clamp |
| CN112756550A (en) * | 2020-12-09 | 2021-05-07 | 南通加合机械科技有限公司 | Precoated sand casting process for large box parts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160316 |