CN203917852U - A kind of preparation method's of cylinder sleeve special purpose device - Google Patents
A kind of preparation method's of cylinder sleeve special purpose device Download PDFInfo
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- CN203917852U CN203917852U CN201420205144.6U CN201420205144U CN203917852U CN 203917852 U CN203917852 U CN 203917852U CN 201420205144 U CN201420205144 U CN 201420205144U CN 203917852 U CN203917852 U CN 203917852U
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- carrying roller
- ladle
- establish
- mould
- cylinder sleeve
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- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
The utility model discloses a kind of preparation method's of cylinder sleeve special purpose device, comprise intermediate frequency furnace, ladle barrow, centrifugal casting machine, casting trolley and mould; Described intermediate frequency furnace is located at one end of ladle barrow, and centrifugal casting machine is located at the other end of ladle barrow, and the other end of centrifugal casting machine is established casting trolley; Described centrifugal casting machine comprises base, outer cover, the first carrying roller, the second carrying roller, motor and connecting axle, described outer being located on base, form the body structure of a hollow, in casing, establish the first carrying roller and the second carrying roller, motor is all connected with the second carrying roller with the first carrying roller by connecting axle, drive the first carrying roller and the second carrying roller locking phase to rolling, between the first carrying roller and the second carrying roller, establish mould, the first carrying roller and the second carrying roller drive mould rotation simultaneously.This plant automation degree is high, and cost is low, easy to operate, and the cylinder sleeve mechanical strength and the hardness that make are good, the casting flaws such as pore-free, slag inclusion, suitable produce running in apply.
Description
Technical field
The utility model belongs to cylinder sleeve preparing technical field, is specifically related to a kind of preparation method's of cylinder sleeve special purpose device.
Background technology
Casting mould refers to the planform in order to obtain part, make in advance the planform of part with the material of other easy moulding, and then in sand mold, put into mould, so just formed a cavity the same with design of part size in sand mold, in this cavity, pour into a mould mobility liquid, this liquid cools just can form after solidifying and the duplicate part of mold shape structure again.Traditional casting technique, concentration degree is low, and unreasonable products structure, in the division of labor of global industrial chain, low side state is also difficult to change in a short time, high investment, high flow rate, high pollution, poor efficiency, the extensive development pattern that automaticity is low highlight, and Industry Foundation is still fragile.
Utility model content
Goal of the invention: for the deficiencies in the prior art, the purpose of this utility model is the preparation method's that a kind of cylinder sleeve is provided special purpose device, to this device, not only automaticity is high, and cost is low, easy to operate, meets user demand.
Technical scheme: in order to realize above-mentioned utility model object, the technical solution adopted in the utility model is:
A preparation method for cylinder sleeve, comprises the following steps:
1) melting: getting mass percent is 20 ~ 30% the pig iron, 45 ~ 55% steel scrap, 20 ~ 30% foundry returns, add again appropriate alloy, melting in intermediate frequency furnace, make it be fused into molten iron, smelting temperature is 1500 ± 20 DEG C, and carries out analysis of components with spectrometer, suitably add again alloy and make it meet chemical analysis requirement, obtain satisfactory melt iron;
2) mould spraying: by sprayed coating in mould, wherein, 400 ± 20 DEG C of spraying mold temperature, spraying mold rotating speed 380 ± 10r/min, the spraying speed of travel 250 ± 10mm/sec, spraying air pressure 0.05 ~ 015MPa, spraying pump pressure 0.2 ~ 0.4MPa, sprayed coating viscosity 40 ± 5s, sprayed coating moisture 78 ± 1%, sprayed coating spray volume 750 ± 20g/10s;
3) cast: add to melt iron that to account for weight of molten iron percentage be 0.7% silicon titanate innoculant, then pour in mould; Set and pour into a mould cool time, allow molten iron in mould moulding; Poring rate 600r/min, the duration of pouring 70s, cooling velocity 600r/min, cooling water spraying time is adjusted according to mold temperature;
4) demoulding: blank is extracted from mould, carried out rear processing (ball blast and lathe machined); Then, the remaining coating on cleaning mould, recycles after spraying.
In step 1), chemical analysis requires as (mass percent): C:3.0 ~ 3.7%, Si:2 ~ 2.8%, Mn:0.5 ~ 1.0%, P:0.05 ~ 0.2%, S:0.15% are following, B:0.04 ~ 0.08%, remains as iron and inevitable impurity.
The prepared cylinder sleeve of preparation method of described cylinder sleeve, is uniformly distributed casting bore spine or the salient point of 15 ~ 50 height at 0.4 ~ 1.0mm every square centimeter of the outer round surface of described cylinder sleeve.
The prepared cylinder sleeve of preparation method of described cylinder sleeve, the mechanical strength of described cylinder sleeve is not less than HT200, hardness HRB90 ~ 104.
The preparation method's of described cylinder sleeve special purpose device, comprises intermediate frequency furnace, ladle barrow, centrifugal casting machine, casting trolley and mould, described intermediate frequency furnace is located at one end of ladle barrow, and centrifugal casting machine is located at the other end of ladle barrow, and the other end of centrifugal casting machine is established casting trolley, described centrifugal casting machine comprises base, outer cover, the first carrying roller, the second carrying roller, motor, the first support, the second support and connecting axle, described outer being located on base, form the body structure of a hollow, in casing, establish the first carrying roller and the second carrying roller, the first carrying roller is fixed on base by the first support, the second carrying roller is fixed on base by the second support, motor is all connected with the second carrying roller with the first carrying roller by connecting axle, drive the first carrying roller and the second carrying roller locking phase to rolling, between the first carrying roller and the second carrying roller, establish mould, the first carrying roller and the second carrying roller drive mould rotation simultaneously.
Described ladle barrow comprises Electric Appliance Cabinet, motor, large casting ladle, pony ladle, moves forward and backward dolly, moves left and right platform and electric wire; Establish and move forward and backward guide rail moving left and right on platform, move forward and backward dolly under the driving of driving mechanism, move forward and backward along this guide rail; Described large casting ladle, pony ladle are all located at and move forward and backward on dolly, and large casting ladle is positioned at the rear of pony ladle, and large casting ladle is driven and realized upset by motor; Described Electric Appliance Cabinet is connected with motor by electric wire.
Described mould comprises cylindrical body, in cylindrical body, establish centrifugal chamber casing, the two ends of cylindrical body are respectively cast end and depanning end, on the end face of cast end, are provided with multiple bolts hole, on the end face of depanning end, be provided with multiple bolts hole, on the excircle of cylindrical body, be provided with carrying roller groove.
Described casting trolley comprises moving flatcar, guard shield, removal mechanism, spray body and cleaning agency; Establish roller in moving flatcar bottom; Described guard shield is located at one end of moving flatcar, establishes removal mechanism in guard shield; In the moving flatcar on adjacent removal mechanism side, establish spray body; In the moving flatcar on adjacent spray body side, establish cleaning agency; Described removal mechanism, spray body and cleaning agency are by servo-drive.
Beneficial effect: compared with prior art, the preparation method of cylinder sleeve of the present utility model, not only automaticity is high, and low energy consumption, low pollution, and the foundry goods mechanical strength and the hardness that make are good, suitablely apply producing in running.The preparation method's of cylinder sleeve of the present utility model special purpose device, simple in structure, cost is low, and automaticity is high, prepared cylinder sleeve, the casting flaws such as pore-free, slag inclusion, have good practicality, can produce good economic benefit.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of special purpose device;
Fig. 2 is the structural representation of ladle barrow;
Fig. 3 is the structural representation of centrifugal casting machine;
Fig. 4 is the structural representation of mould;
Fig. 5 is the structural representation of casting trolley.
Specific embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
Embodiment 1
A preparation method for cylinder sleeve, concrete steps are as follows:
1) melting
The pig iron that is 20 ~ 30% by mass percent, 45 ~ 55% steel scrap, 20 ~ 30% foundry returns, add again appropriate alloy, melting in intermediate frequency furnace, make it be fused into molten iron, smelting temperature is 1500 ± 20 DEG C, and carry out analysis of components with spectrometer, and make it meet chemical analysis requirement (mass percent): C:3.0 ~ 3.7%, Si:2 ~ 2.8%, Mn:0.5 ~ 1.0%, P:0.05 ~ 0.2%, S:0.15% are following, B:0.04 ~ 0.08%, remain as iron and inevitable impurity.Obtain satisfactory melt iron;
2) mould spraying
Sprayed coating in mould (is added water and is formed by bentonite and diatomite, the mass ratio of bentonite, diatomite and water is 1 ~ 2:1 ~ 2:10 ~ 20), wherein, 400 ± 20 DEG C of spraying mold temperature, spraying mold rotating speed 380 ± 10r/min, the spraying speed of travel 250 ± 10mm/sec, spraying air pressure 0.05 ~ 015MPa, spraying pump pressure 0.2 ~ 0.4MPa, sprayed coating viscosity 40 ± 5s, sprayed coating moisture 78 ± 1%, sprayed coating spray volume 750 ± 20g/10s;
3) cast
Add to melt iron that to account for weight of molten iron percentage be 0.7 ± 0.1% silicon titanate innoculant, will add the molten iron after inovulant to pour in mould with ladle barrow, in ladle barrow, the temperature of molten iron be 1480 ± 20 DEG C; Then, set and pour into a mould cool time, allow molten iron in the die for molding spraying, obtain blank; Poring rate 600r/min, the duration of pouring 70s, cooling velocity 600r/min, cooling water spraying time is adjusted according to mold temperature, temperature is high, water spraying time is long, temperature is low, water spraying time is short, is generally not less than 30s;
4) demoulding: blank is extracted from mould, carried out rear processing (ball blast and lathe machined); Then, the remaining coating on cleaning mould, recycles after spraying.
The cylinder sleeve being made by said method, its composition deironing and the chemical composition mass percent that inevitably impurity also comprises are outward as follows, and C:3.0 ~ 3.7, Si:2 ~ 2.8, Mn:0.5 ~ 1.0, P:0.05 ~ 0.2, S:0.15 are following, B:0.04 ~ 0.08.Be uniformly distributed casting bore spine or the salient point of 15 ~ 50 height at 0.4 ~ 1.0mm every square centimeter of the outer round surface of cylinder sleeve; The mechanical strength of foundry goods is not less than HT200, hardness HRB90 ~ 104.
Embodiment 2
The preparation method's of cylinder sleeve a special purpose device, comprises intermediate frequency furnace 1, ladle barrow 2, centrifugal casting machine 3, casting trolley 4 and mould 5; Intermediate frequency furnace 1 is located at one end of ladle barrow 2, and centrifugal casting machine 3 is located at the other end of ladle barrow 2, and the other end of centrifugal casting machine 3 is established casting trolley 4.
As shown in Figure 2, primary structure comprises Electric Appliance Cabinet 21, motor 22, large casting ladle 23, pony ladle 24, moves forward and backward dolly 25, moves left and right platform 26 and electric wire 27 structure of ladle barrow 2; Establish and move forward and backward guide rail moving left and right on platform 26, move forward and backward dolly 25 under the driving of driving mechanism (not shown in FIG., conventional oil cylinder, gear etc. all can), move forward and backward along this guide rail.Large casting ladle 23, pony ladle 24 are all located at and move forward and backward on dolly 25, and large casting ladle 23 is positioned at the rear of pony ladle 24, and large casting ladle 23 is driven and realized upset by motor 22.Electric Appliance Cabinet 21 is connected with motor 22 by electric wire 27.Move left and right platform 26 and realize motion by peripheral hardware driving mechanism.Wherein, Electric Appliance Cabinet 21 can be separately for controlling motor 22, also can for centralized Control motor 22, move forward and backward dolly 25 driving mechanism, move left and right the driving mechanism of platform 26, realize centralized automatic control.In the time of work, this ladle barrow can be realized automatic and manually control two kinds of modes, manually time, can control separately and move forward and backward moving forward and backward of dolly 25, moves left and right moving left and right of platform 26, greatly spinning upside down of casting ladle 23.When being controls automatically, press the automatic button of Electric Appliance Cabinet 21, first move left and right platform 26 and move to relevant position, then move forward and backward dolly 25 and move forward to relevant position, large casting ladle 23 starts to be upwards turned to control position, after waiting for a period of time, large casting ladle 23 is turned to initial position downwards, moves forward and backward dolly 25 simultaneously and moves backward to initial position.
As shown in Figure 3, primary structure comprises base 31, outer cover 32, the first carrying roller 33, the second carrying roller 34, motor 36, the first support 37, the second support 38 and connecting axle 39 to the structure of centrifugal casting machine 3; Outer cover 32 is located on base 31, form the body structure of a hollow, in casing, establish the first carrying roller 33 and the second carrying roller 34, the first carrying roller 33 is fixed on base 31 by the first support 37, the second carrying roller 34 is fixed on base 31 by the second support 38, motor 36 is all connected with the second carrying roller 34 with the first carrying roller 33 by connecting axle 39, drives the first carrying roller 33 and the second carrying roller 34 locking phases to rolling, establishes the mfg. moulding die 35 of cylinder sleeve between the first carrying roller 33 and the second carrying roller 34.The first carrying roller 33 and the second carrying roller 34 drive mould 5 rotations to realize centrifugal simultaneously.When work, centrifugal casting machine drives the first carrying roller 33 and the synchronous opposite direction rotating of the second carrying roller 34 by motor 36, thereby the mould 5 on support roller is rotated, and allows the molten iron of pouring in mould 5 make its moulding by centrifugal action.
The structure of mould 5 as shown in Figure 4, primary structure comprises cylindrical body 51, establishes centrifugal chamber casing 52 in cylindrical body 51, and two ends are respectively cast end 55 and depanning end 56, on the end face of cast end 55, be provided with 4 or 6 bolts hole 54, for being connected with front apron (not shown in FIG.); On the end face of depanning end 56, be provided with 4 or 6 bolts hole 54, for being connected with backboard (not shown in FIG.); On the excircle of cylindrical body 51, be provided with carrying roller groove 53, this carrying roller groove 53 is no less than 2, is evenly located on cylindrical body 51 circumference.Preferably on centrifugal chamber casing 52 inwalls, establish sprayed coating, be beneficial to product stripping.When work, molten iron is poured in centrifugal chamber casing 52 by pouring into a mould end 55, drives carrying roller to drive mould 5 to rotate by carrying roller groove 53, centrifugal forming.
As shown in Figure 5, primary structure comprises moving flatcar 41, guard shield 42, removal mechanism 43, spray body 44, cleaning agency 45 and pickup bar 6 to the structure of casting trolley 4; Establish roller 46 in moving flatcar 41 bottoms, by servo-drive, convenient mobile; Guard shield 42 is located at one end of moving flatcar 41, establishes removal mechanism 43 in guard shield 42, and removal mechanism 43 is preferably used the saddle with groove structure, by servo-drive, facilitates the reception of product and fixes; In the moving flatcar 41 on adjacent removal mechanism 43 sides, establish spray body 44, spray body 44 preferably uses spray gun to spray, convenient mobile by servo-drive; In the moving flatcar 41 on adjacent spray body 44 sides, establish cleaning agency 45, cleaning agency 45 can be cleaning brush, also can nozzle.When work, removal mechanism 43, spray body 44 and cleaning agency 45 complete respectively pickup, spraying and cleaning works under servo-drive.
When this device uses, at intermediate frequency furnace melt iron, ladle barrow is poured melted Molten Iron Transportation in mould into, and by centrifugal casting machine, by molten iron moulding, finally by the demoulding of casting trolley cylinder sleeve, cleaning, mould spraying circulation is produced.Wherein, Design of Dies is simple, is applicable to compared with the production of elongated tubular product, saves casting cost, and product depanning is convenient, ladle barrow, and automaticity is high, conveniently waters the rapid adjustment of package location, easy to use, reduces danger and heavy property that traditional manpower is toppled over; And can use by supporting many centrifugal casting machines.Through test, prepared cylinder sleeve, the casting flaws such as its pore-free, slag inclusion, constant product quality, and easily casting, can produce good economic benefit.
Claims (4)
1. the preparation method's of cylinder sleeve a special purpose device, is characterized in that: comprise intermediate frequency furnace (1), ladle barrow (2), centrifugal casting machine (3), casting trolley (4) and mould (5), described intermediate frequency furnace (1) is located at one end of ladle barrow (2), and centrifugal casting machine (3) is located at the other end of ladle barrow (2), and the other end of centrifugal casting machine (3) is established casting trolley (4), described centrifugal casting machine (3) comprises base (31), outer cover (32), the first carrying roller (33), the second carrying roller (34), motor (36), the first support (37), the second support (38) and connecting axle (39), described outer cover (32) is located on base (31), form the body structure of a hollow, in casing, establish the first carrying roller (33) and the second carrying roller (34), the first carrying roller (33) is fixed on base (31) by the first support (37), the second carrying roller (34) is fixed on base (31) by the second support (38), motor (36) is all connected with the second carrying roller (34) with the first carrying roller (33) by connecting axle (39), drive the first carrying roller (33) and the second carrying roller (34) locking phase to rolling, between the first carrying roller (33) and the second carrying roller (34), establish mould (5), the first carrying roller (33) and the second carrying roller (34) drive mould (5) rotation simultaneously.
2. the preparation method's of cylinder sleeve according to claim 1 special purpose device, is characterized in that: described ladle barrow (2) comprises Electric Appliance Cabinet (21), motor (22), large casting ladle (23), pony ladle (24), moves forward and backward dolly (25), moves left and right platform (26) and electric wire (27); Establish and move forward and backward guide rail moving left and right on platform (26), move forward and backward dolly (25) under the driving of driving mechanism, move forward and backward along this guide rail; Described large casting ladle (23), pony ladle (24) is all located at that to move forward and backward dolly (25) upper, and large casting ladle (23) is positioned at the rear of pony ladle (24), and large casting ladle (23) is driven and realized upset by motor (22); Described Electric Appliance Cabinet (21) is connected with motor (22) by electric wire (27).
3. the preparation method's of cylinder sleeve according to claim 1 special purpose device, it is characterized in that: described mould (5) comprises cylindrical body (51), in cylindrical body (51), establish centrifugal chamber casing (52), the two ends of cylindrical body (51) are respectively cast end (55) and depanning end (56), on the end face of cast end (55), be provided with multiple bolts hole (54), on the end face of depanning end (56), be provided with multiple bolts hole (54), on the excircle of cylindrical body (51), be provided with carrying roller groove (53).
4. the preparation method's of cylinder sleeve according to claim 1 special purpose device, is characterized in that: described casting trolley (4) comprises moving flatcar (41), guard shield (42), removal mechanism (43), spray body (44) and cleaning agency (45); Establish roller (46) in moving flatcar (41) bottom; Described guard shield (42) is located at one end of moving flatcar (41), establishes removal mechanism (43) in guard shield (42); In the moving flatcar (41) on adjacent removal mechanism (43) side, establish spray body (44); In the moving flatcar (41) on adjacent spray body (44) side, establish cleaning agency (45); Described removal mechanism (43), spray body (44) and cleaning agency (45) are by servo-drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420205144.6U CN203917852U (en) | 2014-04-25 | 2014-04-25 | A kind of preparation method's of cylinder sleeve special purpose device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420205144.6U CN203917852U (en) | 2014-04-25 | 2014-04-25 | A kind of preparation method's of cylinder sleeve special purpose device |
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| CN203917852U true CN203917852U (en) | 2014-11-05 |
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| CN201420205144.6U Expired - Fee Related CN203917852U (en) | 2014-04-25 | 2014-04-25 | A kind of preparation method's of cylinder sleeve special purpose device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001893A (en) * | 2014-04-25 | 2014-08-27 | 江苏紫金动力股份有限公司 | Fabrication method of cylinder liner and special device therefor |
| CN106044646A (en) * | 2016-05-26 | 2016-10-26 | 合肥和安机械制造有限公司 | Manufacturing method for high-temperature-resistant forklift fixed type crane arm |
| CN111842777A (en) * | 2020-06-09 | 2020-10-30 | 东风本田汽车零部件有限公司 | Process for improving survival rate of engine cylinder sleeve particles |
-
2014
- 2014-04-25 CN CN201420205144.6U patent/CN203917852U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001893A (en) * | 2014-04-25 | 2014-08-27 | 江苏紫金动力股份有限公司 | Fabrication method of cylinder liner and special device therefor |
| CN104001893B (en) * | 2014-04-25 | 2016-04-20 | 江苏紫金动力股份有限公司 | A kind of preparation method of cylinder sleeve and special purpose device thereof |
| CN106044646A (en) * | 2016-05-26 | 2016-10-26 | 合肥和安机械制造有限公司 | Manufacturing method for high-temperature-resistant forklift fixed type crane arm |
| CN111842777A (en) * | 2020-06-09 | 2020-10-30 | 东风本田汽车零部件有限公司 | Process for improving survival rate of engine cylinder sleeve particles |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |