CN209969556U - Casting production line - Google Patents
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- CN209969556U CN209969556U CN201920700283.9U CN201920700283U CN209969556U CN 209969556 U CN209969556 U CN 209969556U CN 201920700283 U CN201920700283 U CN 201920700283U CN 209969556 U CN209969556 U CN 209969556U
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Abstract
The utility model relates to the technical field of casting, in particular to a casting production line, wherein a sand shooting host comprises a frame, a mould, a sand box, a clamping oil cylinder, a sand shooting barrel, a sand mixer, a screw feeder, an additive dosing device, a water glass dosing device and a pressing oil cylinder; the upper portion of the frame is provided with a screw feeder, the discharge end of the screw feeder is connected to a sand mixer, the discharge end of the additive quantifying device and the discharge end of the water glass quantifying device are connected to the sand mixer, the sand mixer is connected to a sand shooting barrel, the upper portion of the sand shooting barrel is provided with a pressing oil cylinder, the two sides of the frame are provided with clamping oil cylinders, the clamping oil cylinders are connected to molds, sand boxes are arranged between the molds on the two sides, and the sand boxes are arranged below the sand shooting barrel. The utility model discloses can realize continuous casting production, production efficiency improves.
Description
Technical Field
The utility model belongs to the technical field of the casting technique and specifically relates to a casting production line is related to.
Background
Casting is the foundation of equipment manufacturing industry, and China is a large casting country. The casting yield continuously occupies the first position of the world for 16 years since 2000, and the annual yield currently exceeds 4500 ten thousand tons and accounts for more than 40 percent of the total global yield.
At present, the casting technology generally adopts manual casting production, and the production efficiency is low. Only a few enterprises produce castings by adopting a mechanical production line, and the transportation between stations is generally carried out by an input trolley and an output trolley, so that on the production line, the operation beat of a sand box is slow, the production efficiency is low, and the production cost is high. Moreover, the existing casting production line cannot realize continuous production, and all parts are independent from each other, so that the production efficiency is influenced.
Disclosure of Invention
In view of the defects of the prior art, the utility model provides a casting production line, it can realize continuous casting production, and production efficiency improves.
In order to achieve the purpose, the technical scheme provided by the utility model is a casting production line, which comprises a sand shooting host, a low-pressure casting machine, a shakeout machine, a riser cutter, a continuous heat treatment furnace, a heat treatment furnace water tank, a casting taking-out mechanism and a shot blasting machine in sequence; the sand shooting main machine comprises a frame, a mold, a sand box, a clamping oil cylinder, a sand shooting barrel, a sand mixer, a screw feeder, an additive quantifying device, a water glass quantifying device and a pressing oil cylinder; the automatic sand-blasting machine is characterized in that a screw feeder is arranged on the upper portion of the rack, the discharge end of the screw feeder is connected to a sand mixer, the discharge ends of the additive quantifying device and the water glass quantifying device are connected to the sand mixer, the sand mixer is connected to a sand shooting barrel, a pressing oil cylinder is arranged on the upper portion of the sand shooting barrel, clamping oil cylinders are arranged on the two sides of the rack, the clamping oil cylinders are connected to molds, sand boxes are arranged between the molds on the two sides, and the sand.
Based on the technical scheme, the pressing oil cylinder presses the sand shooting barrel and the combined mold and the sand box tightly, and the clamping oil cylinder clamps the mold and the sand box tightly.
It should be noted that, the shakeout machine, the feeder head cutting machine and the shot blasting machine in the technical scheme all adopt conventional devices in the prior art, and specific models can be selected according to specific requirements.
Based on above-mentioned technical scheme, thereby through spiral feed mechanism, through control time control sand volume of advancing, put into the roller mill with the molding sand. The method comprises the steps of quantitatively and sequentially adding a mixed sodium silicate binder and a powder additive into a quantitative sand mixer with molding sand through a PLC intelligent control program, mixing the sodium silicate molding sand, putting the mixed sodium silicate molding sand into a sand shooting barrel, pressing the sand shooting barrel tightly, shooting the mixed sodium silicate molding sand into a mold with a certain temperature in a sand shooting mode, and pouring in a box after thermocuring molding.
The device has the advantages that the difficulty of small quantity of sodium silicate sand mixing and quantifying is solved, toxic and harmful gas cannot be generated due to combustion because the sodium silicate sand is an inorganic adhesive, and meanwhile, the density of the casting is improved due to the fact that the sodium silicate sand is compacted in a sand shooting mode, so that the quality of the casting is improved.
Furthermore, the casting production line also comprises a used sand transmission mechanism and an automatic sharpening machine; the sand shooting main machine is connected to a low-pressure casting machine through a first transmission roller way, the low-pressure casting machine is connected to a shakeout machine through a second transmission roller way, the shakeout machine is connected to an old sand transmission mechanism, the shakeout machine is connected to a riser cutting machine through a third transmission roller way, the riser cutting machine is connected to an inlet of the continuous heat treatment furnace through a fourth transmission roller way, the casting taking-out mechanism is connected to a shot blasting machine through a fifth transmission roller way, and the shot blasting machine is connected to an automatic grinding machine through a sixth transmission roller way.
Based on the technical scheme, the automatic sharpening machine only needs to adopt a conventional device in the prior art, and the specific model can be selected according to specific requirements.
Furthermore, a third transmission roller way between the shakeout machine and the riser cutting machine is connected with a sand box recovery roller way, and the sand box recovery roller way is connected to the sand shooting host machine.
Based on the technical scheme, the sand box recovery roller way is utilized, so that the sand box is separated from the casting and then is transmitted to the sand shooting main machine through the production line (the sand box recovery roller way) to carry out the next work cycle.
Preferably, two sand shooting stations are arranged below the sand shooting barrel.
Furthermore, the water glass quantifying device comprises a diaphragm pump and a quantifying cup, the diaphragm pump comprises a liquid cavity and a gas cavity which are divided by a diaphragm, and a cylinder is arranged in the gas cavity; the discharge end of the liquid cavity is connected to the sand mixer through the dosing cup.
Furthermore, the continuous heat treatment furnace comprises a first placing mechanical arm, a chain plate transmission mechanism and a heat treatment furnace main body; the heat treatment furnace is characterized in that a chain plate transmission mechanism is arranged in the heat treatment furnace main body, a first placing mechanical arm is arranged at the inlet end of the chain plate transmission mechanism, a heat treatment furnace water tank is arranged at the outlet end of the chain plate transmission mechanism, an inclined casting taking-out mechanism is arranged in the heat treatment furnace water tank, and the casting taking-out mechanism is used for gradually conveying the treated workpiece in the heat treatment furnace water tank to the upper part from the bottom of the heat treatment furnace water tank.
Furthermore, get a drive mechanism and include the slope drive chain that sets up in frame and the frame, set up the material riser of dialling that equidistant arranged on the slope drive chain.
The first placing mechanical arm comprises a photoelectric switch arranged at the inlet end of the heat treatment furnace main body, the position of a workpiece to be conveyed and treated is detected through the photoelectric switch, and the workpiece is conveyed into the heat treatment furnace by a clamping arm to be subjected to heat treatment;
the heat treatment furnace main body adopts four-zone temperature control.
The temperature in the four temperature control areas is set to gradually transit from low to high according to the direction from the inlet to the outlet of the heating furnace main body;
the four zones divided by the hearth of the heating furnace main body are heated, wherein the temperature in the first zone is set to be 800-.
The part taking transmission mechanism is also provided with a driving device, the driving device is started, the driving device drives the transmission roller to rotate, the transmission chain rotates clockwise along with the transmission roller, so that the casting on the transmission chain is conveyed to the top end of the heat treatment water tank, the casting is taken out, and the casting is transferred to the next procedure after being taken out.
Based on the technical scheme, the cast is placed at the inlet end of the chain plate transmission mechanism by using a heat treatment robot (a first placing mechanical arm) after pouring, the cast is heated and insulated by adopting four-zone temperature control, falls into a heat treatment water tank at a certain temperature and is quenched, and the treated cast is taken out by the taking mechanism and is transferred to the next procedure. The device utilizes the foundry goods waste heat, reduces the cost greatly, improves work efficiency.
Further, the low-pressure casting machine comprises a bottom plate, a lifting device, a heat preservation furnace and a support; the bottom plate is connected to a sand box pressing plate through a guide pillar, the support is arranged above the heat preservation furnace, the sand box is installed on the support, the sand box pressing plate for fixing the sand box is arranged at the top of the sand box, the heat preservation furnace is provided with a lifting device for controlling the lifting of the heat preservation furnace, molten metal is filled in the heat preservation furnace, the top of the heat preservation furnace is connected with a heat preservation furnace cover in a sealing mode, a liquid lifting pipe is arranged in the heat preservation furnace, the bottom end of the liquid lifting pipe is inserted into the molten metal, the top end of the.
Furthermore, the lifting device comprises a lifting frame and a lifting chassis; the bottom of the lifting frame is provided with a lifting chassis, the lifting chassis is provided with a heat preservation furnace, and the lifting frame is connected with the guide pillar in a sliding manner to lift.
Furthermore, hydraulic oil cylinders are arranged on two sides of the lifting frame, and the telescopic ends of the hydraulic oil cylinders are connected to the lifting frame and drive the lifting frame to vertically move along the guide posts.
Furthermore, four corners of the sand box pressure plate are connected to the four guide posts. And the sand box pressing plate tightly presses the sand box to prevent the sand box from moving when the heat preservation furnace rises.
Furthermore, a power distribution cabinet for supplying power to the low-voltage casting machine is further arranged on the bottom plate.
Further, the edge of the heat preservation furnace cover is connected with the heat preservation furnace through bolts and sealed by a sealing ring.
Furthermore, a plurality of sand boxes are arranged on the support in sequence, the sand boxes correspond to the cavities one to one, and the sand boxes are connected with the support in a sliding mode.
Further, the holding furnace is a crucible type holding furnace.
Furthermore, the casting production line also comprises a control cabinet, a medium-frequency smelting furnace and a medium-frequency refining furnace.
Based on the technical scheme, molten metal smelted in the series intermediate frequency furnace is filled into a heat preservation furnace, and a liquid lifting pipe is installed. The sand box on the support moves to a designated position, then the heat preservation furnace is lifted by the hydraulic oil cylinder, the liquid lifting pipe is tightly attached to the sand box for sealing, and the sand box is blocked by the sand box pressing plate, so that the purpose of fixing and sealing is achieved. And (3) introducing gas into the heat preservation furnace, enabling the molten metal in the heat preservation furnace to enter the sand box through the liquid lifting pipe under the action of pressure, keeping a certain pressure, enabling the sand box to move rightwards after the metal is solidified and the heat preservation furnace is descended, enabling the heat preservation furnace to ascend, and carrying out the next working cycle until the molten metal in the heat preservation furnace is poured. The equipment is controlled intelligently by programming and can be controlled by various curves.
The low-pressure casting machines are currently all due to casting of non-ferrous alloys (light alloys) and are produced discontinuously in one piece. Low efficiency and suitability for small-batch production. The low-pressure casting machine in the technical scheme is used for low-pressure casting of cast steel (iron) parts, is produced on a production line, has high efficiency and is suitable for mass production. The process has the advantages of stable molten metal filling, less slag inclusion in molten metal, high density and contribution to the production of thin-wall parts. Is an effective way for obtaining high-quality castings.
The utility model has the advantages that: the casting production can be completed in one system, and the production efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a sand shooting main machine;
FIG. 3 is a top view of the sand shooting host;
FIG. 4 is a side view of the sand shooting host;
FIG. 5 is a schematic view of the structure of a continuous heat treatment furnace;
FIG. 6 is a sectional view taken along line A-A of FIG. 5;
FIG. 7 is a schematic view of a low pressure casting machine;
FIG. 8 is a cross-sectional view of a low pressure casting machine;
in the figure: 1. a sand shooting host machine, 2, a low-pressure casting machine, 3, a shakeout machine, 4, a riser cutter, 5, a continuous heat treatment furnace, 6, a heat treatment furnace water tank, 7, a casting taking-out mechanism, 8, a shot blasting machine, 9, a frame, 10, a mold, 11, a sand box, 12, a clamping cylinder, 13, a sand shooting barrel, 14, a sand mixer, 15, a screw feeder, 16, an additive quantifying device, 17, a water glass quantifying device, 18, a pressing cylinder, 19, a used sand transmission mechanism, 20, an automatic sharpening machine, 21, a first transmission roller way, 22, a second placing manipulator, 23, a second transmission roller, 24, a driving motor, 25, a third transmission roller way, 26, a first placing manipulator, 27, a fourth transmission roller way, 28, a fifth transmission roller way, 29, a sixth transmission roller way, 30, a sand box recovery roller way, 31, a diaphragm pump, 32, a quantifying cup, 33, a cylinder, 34 and a taking-out mechanism frame, 35. the device comprises an inclined transmission chain, 36, a material poking vertical plate, 37, a bottom plate, 38, a heat preservation furnace, 39, a support, 40, a guide pillar, 41, a sand box pressing plate, 42, a heat preservation furnace cover, 43, a liquid lifting pipe, 44, a lifting frame, 45, a lifting chassis, 46, a hydraulic oil cylinder, 47, a control cabinet, 48, an intermediate frequency smelting furnace, 49, an intermediate frequency refining furnace, 50, an inspection station, 51, a casting, 52, a first area, 53, a second area, 54, a third area, 55, a fourth area, 56, a chain plate transmission mechanism, 57 and a power distribution cabinet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, a casting production line comprises a sand shooting host 1, a low-pressure casting machine 2, a shakeout machine 3, a riser cutter 4, a continuous heat treatment furnace 5, a heat treatment furnace water tank 6, a casting taking-out mechanism 7 and a shot blasting machine 8 in sequence; the sand shooting main machine 1 comprises a frame 9, a mold 10, a sand box 11, a clamping oil cylinder 12, a sand shooting barrel 13, a sand mixer 14, a screw feeder 15, an additive quantifying device 16, a water glass quantifying device 17 and a pressing oil cylinder 18; the upper portion of the frame 9 is provided with a screw feeder 15, the discharge end of the screw feeder 15 is connected to a sand mixer 14, the discharge ends of an additive quantifying device 16 and a water glass quantifying device 17 are connected to the sand mixer 14, the sand mixer 14 is connected to a sand shooting barrel 13, the upper portion of the sand shooting barrel 13 is provided with a pressing oil cylinder 18, two sides of the frame 9 are provided with clamping oil cylinders 12, the clamping oil cylinders 12 are connected to the molds 10, sand boxes 11 are arranged between the molds 10 at two sides, and the sand boxes 11 are arranged below the sand shooting barrel 13.
It should be noted that the screw feeder 15 is a screw feeding device in the prior art, and includes a sand storage box, a screw feeder, and a driving motor 24 disposed at the top end of the screw feeder, the screw feeder is obliquely inserted into one side wall of the sand storage box, a part of the feeder located outside the sand storage box is connected to one end of a feeding pipeline, and the other end of the feeding pipeline is communicated to the sand mixer. The screw feeder 15 controls the driving motor 24 through an external PLC, and the driving motor 24 controls the screw feeder to enable the molding sand in the sand storage box to enter the screw feeder, enter a feeding pipeline through the screw feeder and enter the sand mixer 14 through the feeding pipeline.
Further, the discharge port of the sand mixer 14 is connected to the feed port of the sand shooting barrel 13 through a pipeline.
As shown in fig. 1, further, the casting production line further comprises a used sand transmission mechanism 19 and an automatic sharpening machine 20; penetrate sand host computer 1 and be connected to low pressure casting machine 2 through first transmission roll table 21, low pressure casting machine 2 is connected to knockout machine 3 through second transmission roll table 23, and knockout machine 3 is connected to old sand drive mechanism 19, and knockout machine 3 is connected to rising head cutting machine 4 through third transmission roll table 25, and rising head cutting machine 4 is connected to the entry of continuous heat treatment stove 5 through fourth transmission roll table 27, foundry goods taking out mechanism 7 is connected to shot-blasting machine 8 through fifth transmission roll table 28, and shot-blasting machine 8 is connected to automatic sharpening machine 20 through sixth transmission roll table 29.
Further, a third conveying roller way 25 between the shakeout machine 3 and the riser cutter 4 is connected with a sand box recovery roller way 30, and the sand box recovery roller way 30 is connected to the sand shooting host 1.
Based on the technical scheme, the shakeout machine 3 is casting equipment for separating the molding sand and the casting in the casting mould by using vibration and impact, and the shakeout machine in the prior art is adopted.
Preferably, two sand shooting stations are arranged below the sand shooting barrel 13. The two sand shooting stations work simultaneously, and each group of sand shooting stations comprises two side molds 10, clamping cylinders 12 for controlling the two side molds 10 and sand boxes 11.
Further, the water glass quantitative device 17 comprises a diaphragm pump 31 and a quantitative cup 32, the diaphragm pump 31 comprises a liquid cavity and a gas cavity which are divided by a diaphragm, and a cylinder 33 is arranged in the gas cavity; the discharge end of the liquid chamber is connected to the mixer 14 through a dosing cup 32. The diaphragm pump drives the liquid in the pipe to flow by compressed air, and the side part of the quantitative cup is provided with an overflow hole so as to ensure that the water glass adhesive added each time is fixed. And after the time of the air cylinder controlled by the PLC is up, the quantitative cup is pushed to the upper part of the sand mixer and water glass is poured into the sand mixer.
It should be noted that the additive metering device 16 may be a metering device having the same structure as the water glass metering device 17, the diaphragm pump drives the liquid in the pipe to flow by compressed air, and the side of the metering cup has an overflow hole to ensure that the additive is added in a fixed volume each time.
As shown in fig. 5 and 6, further, the continuous heat treatment furnace 5 includes a first placing robot 26, a chain plate transmission mechanism 56, a heat treatment furnace main body 57; the interior of the heat treatment furnace main body 57 is provided with a chain plate transmission mechanism 56, the inlet end of the chain plate transmission mechanism 56 is provided with a first placing manipulator 26, the outlet end of the chain plate transmission mechanism 56 is provided with a heat treatment furnace water tank 6, the interior of the heat treatment furnace water tank 6 is provided with an inclined casting taking-out mechanism 7, and the casting taking-out mechanism 7 is used for gradually conveying the processed workpiece in the heat treatment furnace water tank 6 from the bottom to the upper part of the heat treatment furnace water tank 6.
Further, the casting taking-out mechanism 7 comprises a taking-out mechanism frame 34 and an inclined transmission chain 35 arranged on the frame, and the inclined transmission chain 35 is provided with material poking vertical plates 36 arranged at equal intervals.
The four zones divided by the furnace chamber of the heat treatment furnace main body 57 are set at the temperature of 700-.
As shown in fig. 7 and 8, further, the low-pressure casting machine 2 comprises a bottom plate 37, a lifting device, a holding furnace 38 and a bracket 39; the bottom plate 37 is connected to a sand box pressure plate 41 through a guide post 40, the support 39 is arranged above the holding furnace 38, the sand box 11 is arranged on the support 39, the sand box pressure plate 41 for fixing the sand box is arranged at the top of the sand box 11, the holding furnace 38 is provided with a lifting device for controlling the lifting of the holding furnace 38, molten metal is filled in the holding furnace 38, the top of the holding furnace 38 is hermetically connected with a holding furnace cover 42, a liquid lifting pipe 43 is arranged in the holding furnace 38, the bottom end of the liquid lifting pipe 43 is inserted into the molten metal, the top end of the liquid lifting pipe extends out of the outer side of the holding furnace. When the lifting device is lifted, the lift pipe 43 is close to the pouring gate of the sand box for pouring.
Preferably, the holding furnace 38 is a holding crucible.
Further, the lifting device comprises a lifting frame 44 and a lifting chassis 45; the bottom of the lifting frame 44 is provided with a lifting chassis 45, the heat preservation furnace 38 is arranged on the lifting chassis 45, and the lifting frame 44 is connected with the guide post 40 in a sliding mode to lift.
Furthermore, hydraulic oil cylinders 46 are arranged on two sides of the lifting frame 44, and the telescopic ends of the hydraulic oil cylinders 46 are connected to the lifting frame 44 and drive the lifting frame 44 to vertically move along the guide posts 40.
Further, four corners of the flask platen 41 are connected to the four guide posts 40. The flask hold down 41 presses the flask to prevent the flask from shifting as it rises in the holding furnace 38.
Furthermore, a power distribution cabinet 57 for supplying power to the low-voltage casting machine is also arranged on the bottom plate 37.
Further, the edge of the holding furnace 38 cover is connected with the holding furnace 38 through bolts and sealed by a sealing ring.
Furthermore, a plurality of sand boxes are arranged on the support 39 in sequence, the sand boxes correspond to the cavities one by one, and the sand boxes are connected with the support 39 in a sliding manner.
Further, the casting production line also comprises a control cabinet 47, a medium frequency smelting furnace 48 and a medium frequency refining furnace 49.
Molten metal in the series intermediate frequency furnace is charged into the holding furnace 38, and the lift pipe 43 is installed. After the flask on the support 39 is moved to a predetermined position, the holding furnace 38 is lifted by the hydraulic cylinder 46 to bring the lift tube 43 into close contact with the flask for sealing, and the flask is stopped by the flask clamp 41 to achieve the purpose of fixing and sealing. And (3) introducing gas into the holding furnace 9, so that the molten metal in the holding furnace 38 is injected into the metal cavity through the lift pipe 43 under the action of pressure, keeping a certain pressure, lowering the holding furnace 38 after the metal is solidified, moving the sand box to the right, lifting the holding furnace 38, and performing the next working cycle until the molten metal in the holding furnace 38 is poured. The equipment is controlled intelligently by programming and can be controlled by various curves.
The low-pressure casting machine 2 is mainly used for producing steel castings by adopting a low-pressure casting process, molten metal in a series intermediate frequency furnace is injected into a heat preservation furnace, the heat preservation furnace is lifted integrally, a liquid lifting pipe is in contact with the plane of a metal casting mold and is sealed, the molten metal in the heat preservation furnace is pressurized, the liquid level of the metal rises, and the metal is injected into a metal cavity to achieve the purpose of filling the casting mold. The process has the advantages of stable molten metal filling, less slag inclusion in molten metal, high density and contribution to the production of thin-wall parts. Is an effective way for obtaining high-quality castings.
The working process of the embodiment:
the device quantitatively adds the molding sand into the sand mixer 14 by the screw feeder 15 according to time by adopting an intelligent control method, mixes for 30S-60S, adds a certain volume of additive into the sand mixer 14 by the additive quantifying device 16, uniformly mixes, adds a certain volume of water glass into the sand mixer 14 by the water glass quantifying device 17, and mixes for 30-180S. The uniformly mixed material (water glass molding sand) enters a sand shooting barrel 13, the two side clamping oil cylinders 12 are driven to clamp the two side molds 10 and the middle sand box 11, the pressing oil cylinders 18 are driven to press the sand shooting barrel 13 with the combined two side molds 10 and the middle sand box 11, sand blasting ports of the sand shooting barrel 13 shoot molding sand into the sand box 9 in a sand shooting mode, and the two side clamping oil cylinders 12 are loosened to obtain a sand mold.
The production line utilizes the inorganic water glass binder sand mixed by the sand shooting host to shoot sand and form the sand box, the sand box is transmitted to a low-pressure pouring position after being fastened, molten metal in the intermediate frequency smelting furnace is refined by the intermediate frequency refining furnace before, the molten metal is transferred to the low-pressure pouring machine to be poured at low pressure, the poured casting is cooled to be shaked at the position of the shakeout machine, the casting is transferred to a riser cutting machine to cut a riser, and old sand is transmitted to an old sand recycling warehouse through the old sand transmission mechanism to be recycled. And the casting is conveyed to a shot blasting machine for shot blasting through a conveying roller way, then is conveyed to an automatic grinding machine for grinding the casting through the conveying roller way, is subjected to inspection after being well ground, is warehoused after being inspected to be qualified, and is transferred to a sand shooting host machine through a production line after being separated from the casting for the next working cycle.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A casting production line sequentially comprises a sand shooting host, a low-pressure casting machine, a shakeout machine, a riser cutter, a continuous heat treatment furnace, a heat treatment furnace water tank, a casting taking-out mechanism and a shot blasting machine; the method is characterized in that: the sand shooting main machine comprises a frame, a mold, a sand box, a clamping oil cylinder, a sand shooting barrel, a sand mixer, a screw feeder, an additive quantifying device, a water glass quantifying device and a pressing oil cylinder; the upper portion of the frame is provided with a screw feeder, the discharge end of the screw feeder is connected to a sand mixer, the discharge end of the additive quantifying device and the discharge end of the water glass quantifying device are connected to the sand mixer, the sand mixer is connected to a sand shooting barrel, the upper portion of the sand shooting barrel is provided with a pressing oil cylinder, the two sides of the frame are provided with clamping oil cylinders, the clamping oil cylinders are connected to molds, sand boxes are arranged between the molds on the two sides, and the sand boxes are arranged below the sand shooting barrel.
2. A casting line according to claim 1, characterized in that: the casting production line also comprises a used sand transmission mechanism and an automatic sharpening machine; the sand shooting main machine is connected to a low-pressure casting machine through a first transmission roller way, the low-pressure casting machine is connected to a shakeout machine through a second transmission roller way, the shakeout machine is connected to an old sand transmission mechanism, the shakeout machine is connected to a riser cutting machine through a third transmission roller way, the riser cutting machine is connected to an inlet of the continuous heat treatment furnace through a fourth transmission roller way, the casting taking-out mechanism is connected to a shot blasting machine through a fifth transmission roller way, and the shot blasting machine is connected to an automatic grinding machine through a sixth transmission roller way.
3. A casting line according to claim 1, characterized in that: and two sand shooting stations are arranged below the sand shooting barrel.
4. A casting line according to claim 1, characterized in that: the water glass quantifying device comprises a diaphragm pump and a quantifying cup, the diaphragm pump comprises a liquid cavity and a gas cavity which are divided by a diaphragm, and a cylinder is arranged in the gas cavity; the discharge end of the liquid cavity is connected to the sand mixer through the quantitative cup, and the quantitative cup is provided with an overflow hole.
5. A casting line according to claim 1, characterized in that: the continuous heat treatment furnace comprises a first placing mechanical arm, a chain plate transmission mechanism and a heat treatment furnace main body; the heat treatment furnace is characterized in that a chain plate transmission mechanism is arranged in the heat treatment furnace main body, a first placing mechanical arm is arranged at the inlet end of the chain plate transmission mechanism, a heat treatment furnace water tank is arranged at the outlet end of the chain plate transmission mechanism, an inclined casting taking-out mechanism is arranged in the heat treatment furnace water tank, and the casting taking-out mechanism is used for gradually conveying the treated workpiece in the heat treatment furnace water tank to the upper part from the bottom of the heat treatment furnace water tank.
6. A casting line according to claim 5, characterized in that: the casting taking-out mechanism comprises a rack and an inclined transmission chain arranged on the rack, and material shifting vertical plates arranged at equal intervals are arranged on the inclined transmission chain.
7. A casting line according to claim 1, characterized in that: the low-pressure casting machine comprises a bottom plate, a lifting device, a heat preservation furnace and a bracket; the bottom plate is connected to a sand box pressing plate through a guide pillar, the support is arranged above the heat preservation furnace, the sand box is installed on the support, the sand box pressing plate for fixing the sand box is arranged at the top of the sand box, the heat preservation furnace is provided with a lifting device for controlling the lifting of the heat preservation furnace, molten metal is filled in the heat preservation furnace, the top of the heat preservation furnace is connected with a heat preservation furnace cover in a sealing mode, a liquid lifting pipe is arranged in the heat preservation furnace, the bottom end of the liquid lifting pipe is inserted into the molten metal, the top end of the.
8. A casting line according to claim 7, characterized in that: the lifting device comprises a lifting frame and a lifting chassis; the bottom of the lifting frame is provided with a lifting chassis, the lifting chassis is provided with a heat preservation furnace, and the lifting frame is connected with the guide pillar in a sliding manner to lift.
9. A casting line according to claim 8, characterized in that: and hydraulic oil cylinders are arranged on two sides of the lifting frame, and the telescopic ends of the hydraulic oil cylinders are connected to the lifting frame and drive the lifting frame to vertically move along the guide posts.
10. A casting line according to claim 1, characterized in that: the casting production line also comprises a control cabinet, an intermediate frequency smelting furnace and an intermediate frequency refining furnace.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920700283.9U CN209969556U (en) | 2019-05-15 | 2019-05-15 | Casting production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920700283.9U CN209969556U (en) | 2019-05-15 | 2019-05-15 | Casting production line |
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| CN209969556U true CN209969556U (en) | 2020-01-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986071A (en) * | 2019-05-15 | 2019-07-09 | 大连科承铸造装备科技有限公司 | Foundry production line |
| CN112620624A (en) * | 2020-12-17 | 2021-04-09 | 常州卡斯特铝精密铸造科技有限公司 | Automatic casting production line for flywheel shells |
-
2019
- 2019-05-15 CN CN201920700283.9U patent/CN209969556U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986071A (en) * | 2019-05-15 | 2019-07-09 | 大连科承铸造装备科技有限公司 | Foundry production line |
| CN112620624A (en) * | 2020-12-17 | 2021-04-09 | 常州卡斯特铝精密铸造科技有限公司 | Automatic casting production line for flywheel shells |
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Effective date of registration: 20200615 Address after: Room 1302, Level 13, Kechuang Building, 131 Guangxian Road, Dalian Hi-tech Industrial Park, Liaoning Province Patentee after: DALIAN KETIAN NEW MATERIAL Co.,Ltd. Address before: Room 1301, Level 13, Kechuang Building, 131 Guangxian Road, Dalian Hi-tech Industrial Park, Liaoning Province Patentee before: DALIAN KECHENG CASTING EQUIPMENT TECHNOLOGY Co.,Ltd. |