阅读说明：本技术 基于熔模铸造的汽车零部件精密铸造设备 (Automobile parts precision casting equipment based on investment casting ) 是由 汪永嘉 吴勃夫 谷先广 张代胜 于 2020-11-16 设计创作，主要内容包括：本发明属于汽车零件铸造技术领域,尤其是基于熔模铸造的汽车零部件精密铸造设备,针对现有的汽车零件铸造设备自动化程度较低,不能自动的完成对零件的铸造和融化,并且只能自然风干,生产效率较低的问题,现提出以下方案,包括工作台,所述工作台的顶部外壁通过螺栓固定有泥水箱,且工作台顶部外壁的四角处均通过螺栓固定有安装杆,所述安装杆的顶端外壁通过螺栓固定有横板,所述横板顶部外壁的两侧外壁均通过螺栓固定有侧板。本发明拉紧绳带动蜡模上下移动,从而可以带动蜡模进入到泥水箱中,然后再次启动双轴电机提起蜡模,将沾满泥水的蜡模放置在风干机构上,风干机构可以快速的对蜡模进行风干。(The invention belongs to the technical field of automobile part casting, in particular to precision casting equipment for automobile parts based on investment casting, and aims at solving the problems that the existing automobile part casting equipment is low in automation degree, cannot automatically complete casting and melting of parts, can only be naturally air-dried and is low in production efficiency. The tensioning rope drives the wax mould to move up and down, so that the wax mould can be driven to enter the muddy water box, then the double-shaft motor is started again to lift the wax mould, the wax mould which is fully stained with muddy water is placed on the air drying mechanism, and the air drying mechanism can quickly dry the wax mould.)

1. The precision casting equipment for the automobile parts based on investment casting comprises a workbench (6), it is characterized in that a muddy water tank (5) is fixed on the outer wall of the top of the workbench (6) through bolts, and the four corners of the outer wall of the top of the workbench (6) are all fixed with mounting rods through bolts, the outer wall of the top end of the mounting rods is fixed with transverse plates (17) through bolts, the outer walls of two sides of the outer wall of the top of the transverse plate (17) are both fixed with side plates through bolts, the outer wall of one side of each side plate is fixed with a double-shaft motor (12) through bolts, the output shaft of the double-shaft motor (12) is connected with a winding roller (1) through a coupler, a tensioning rope (11) is bolted on the outer wall of the winding roller (1), a wax mould (9) is bolted on one end of the tensioning rope (11), the outer wall of installation pole is provided with air-dry mechanism, the both sides of diaphragm (17) top outer wall all are provided with melts the mechanism.

2. The investment casting-based automobile part precision casting equipment according to claim 1, wherein the air drying mechanism comprises a mounting plate (8), a sliding groove is formed in the outer wall of the top of the mounting plate (8), a sliding rail is fixed to the inner wall of the sliding groove through a bolt, and a sliding plate (3) is connected to the inner wall of the sliding rail in a sliding mode.

3. The investment casting-based automobile part precision casting equipment according to claim 2, wherein the air storage tank (13) is fixed to both sides of the outer wall of the bottom of the mounting plate (8) through bolts, the air suction pump (4) is fixed to the outer wall of one side of the air storage tank (13) through bolts, the outer wall of the bottom of the air storage tank (13) is provided with an insertion hole, the inner wall of the insertion hole is inserted with the air suction hopper (7), and the output end of the air suction pump (4) is sleeved with the spray head (14).

4. The investment casting-based precision casting equipment for automobile parts, according to claim 1, wherein the melting mechanism comprises a boiled water storage tank (2), one side outer wall of the boiled water storage tank (2) is provided with a water outlet hole, the inner wall of the water outlet hole is inserted with a hose (10), and the outer wall of the hose (10) is clamped with a valve through a clamp.

5. The investment casting-based automobile part precision casting equipment according to claim 2, wherein the sliding plate (3) and the wax mold (9) are matched for use, a connecting hole is formed in the outer wall of the bottom of the muddy water tank (5), a sewage discharge pipe is inserted into the inner wall of the connecting hole, and an ultrasonic wave assist device (20) is installed inside the muddy water tank (5).

6. The investment casting-based automobile part precision casting equipment according to claim 5, wherein the ultrasonic auxiliary device (20) comprises a heat shield (201), and a multi-frequency ultrasonic power supply, a transducer and an amplitude transformer which are arranged inside the heat shield (201), the telescopic end of the amplitude transformer is fixedly connected with a radiation head (205), the multi-frequency ultrasonic power supply, the transducer and the radiation head (205) are electrically connected, the amplitude transformer comprises two adjusting screws (202) which are symmetrically and rotatably arranged inside the heat shield (201) and adjusting screw sleeves (203) which are in threaded connection with the adjusting screws (202), the adjusting screw sleeves (203) are in sliding connection with the heat shield (201), and the lower ends of the adjusting screw sleeves (203) are fixedly connected with the radiation head (205).

7. The investment casting-based precision casting equipment for automobile parts according to claim 6, wherein two adjusting screws (202) are fixedly provided with belt pulleys (204), the two belt pulleys (204) are in transmission connection through a belt, the outer wall of the muddy water tank (5) is rotatably provided with a main gear (206), one of the adjusting screws (202) extends outwards from the muddy water tank (5) and is fixedly provided with a secondary gear (207), and the secondary gear (207) is meshed with the main gear (206).

8. The investment casting-based automobile part precision casting apparatus according to claim 1, wherein the mounting rod is fixed with a fixing plate (15) at an outer wall thereof by bolts, and a slide hole is opened at an outer wall of one side of the fixing plate (15).

9. The investment casting-based automobile part precision casting equipment according to claim 8, wherein a pull rod (16) is slidably connected to the inner wall of the sliding hole, and a pull hook (19) is fixed to one end of the pull rod (16) through a bolt.

10. The investment casting-based automobile part precision casting apparatus according to claim 1, wherein the bottom outer wall of the cross plate (17) is fixed with an illumination lamp (18) by bolts.

Technical Field

The invention relates to the technical field of automobile part casting, in particular to precision casting equipment for automobile parts based on investment casting.

Background

The investment casting is also called lost wax casting, and is a special casting process, and the main process flow is that firstly, fusible wax base or resin base material is used to make investment pattern with required part size and shape, and on the surface of the investment pattern several layers of refractory material are repeatedly coated, when the refractory material is dried and has a certain strength, the pattern material is heated and melted out or burnt to form shell, then the molten metal liquid is poured, and finally the metal piece with basically identical size and shape with the required part is obtained after cleaning, grinding and polishing.

The casting produced by the investment casting method has higher dimensional accuracy and less machining allowance, and the finished part after machining still keeps most of the original surface of the casting. The investment casting method has strong applicability, is suitable for various complex structures, and is particularly suitable for high-temperature alloy materials with high material cost and difficult machining.

However, in the actual use process, the existing automobile part casting equipment has low automation degree, cannot automatically complete the casting and melting of parts, can only be naturally air-dried, and has low production efficiency and poor practicability.

Disclosure of Invention

Based on the technical problems that the existing automobile part casting equipment is low in automation degree, cannot automatically complete casting and melting of parts, can only be naturally air-dried and is low in production efficiency, the invention provides investment casting-based automobile part precision casting equipment.

The precision casting equipment for the automobile parts based on investment casting comprises a workbench, wherein a muddy water box is fixed on the outer wall of the top of the workbench through bolts, mounting rods are fixed at four corners of the outer wall of the top of the workbench through bolts, a transverse plate is fixed on the outer wall of the top of the mounting rods through bolts, side plates are fixed on the outer walls of two sides of the outer wall of the top of the transverse plate through bolts, a double-shaft motor is fixed on the outer wall of one side of each side plate through a bolt, an output shaft of the double-shaft motor is connected with a winding roller through a coupler, a tensioning rope is bolted to the outer wall of the winding roller, a wax mold is bolted to one end of the tensioning rope, an air drying mechanism is arranged on the outer wall of the mounting rods, and melting mechanisms are arranged on two.

Preferably, air-dry mechanism includes the mounting panel, and the top outer wall of mounting panel is opened there is the spout, and the inner wall of spout has the slide rail through the bolt fastening, and the inner wall sliding connection of slide rail has the slide.

Preferably, the gas storage box is fixed to two sides of the outer wall of the bottom of the mounting plate through bolts, the air suction pump is fixed to the outer wall of one side of the gas storage box through bolts, the insertion holes are formed in the outer wall of the bottom of the gas storage box, the air suction buckets are inserted into the inner walls of the insertion holes, and the spray heads are sleeved on the output ends of the air suction pumps.

Preferably, melt the mechanism and include the boiling water storage tank, open one side outer wall of boiling water storage tank has the apopore, and the inner wall grafting of apopore has the hose, and the outer wall of hose has the valve through the clamp joint.

Preferably, the slide and the wax matrix cooperation are used, and the bottom outer wall of muddy water case is opened has the connecting hole, and the inner wall of connecting hole is pegged graft and is had the blow off pipe.

Preferably, the outer wall of the mounting rod is fixed with a fixing plate through a bolt, and the outer wall of one side of the fixing plate is provided with a sliding hole.

Preferably, the inner wall of the sliding hole is connected with a pull rod in a sliding mode, and one end of the pull rod is fixed with a drag hook through a bolt.

Preferably, the bottom outer wall of the transverse plate is fixed with an illuminating lamp through a bolt.

Preferably, the internally mounted of muddy water tank has the ultrasonic wave assistor, and the ultrasonic wave assistor includes the heat shield and installs in the inside multifrequency ultrasonic power supply of heat shield, transducer and amplitude transformer, and the flexible end fixedly connected with radiation head of amplitude transformer, multifrequency ultrasonic power supply, transducer and radiation head electric connection, and amplitude transformer includes that two symmetries rotate the regulation swivel nut of installing on adjusting screw is installed to adjusting screw and threaded connection inside the heat shield, adjusts swivel nut and heat shield sliding connection, and adjusts the lower extreme and the radiation head fixed connection of swivel nut.

Preferably, equal fixed mounting has the belt pulley on two adjusting screw, connects through belt transmission between two belt pulleys, rotate on the outer wall of muddy water tank and install the master gear, one of them adjusting screw outwards stretches out muddy water tank, and fixed mounting has the pinion, and the pinion meshes with the master gear.

The beneficial effects of the invention are as follows:

1. according to the invention, by arranging the double-shaft motor, the wind-up roll, the muddy water tank, the tensioning rope, the wax mould, the ultrasonic auxiliary device and the air drying mechanism, when muddy water is smeared on the outer wall of the wax mould, the double-shaft motor can be started to drive the wind-up roll to rotate, the wind-up roll drives the tensioning rope to move up and down while rotating, the tensioning rope drives the wax mould to move up and down, so that the wax mould can be driven to enter the muddy water tank, then the double-shaft motor is started again to lift the wax mould, the wax mould full of muddy water is placed on the air drying mechanism, the air drying mechanism can rapidly air-dry the wax mould, the air drying effect is good, the ultrasonic auxiliary device can convert current into electric energy through the power generator, the converted high-frequency electric energy is converted into high-frequency mechanical vibration with the same frequency again through the transducer, the mechanical effect, the ultrasonic degassing and the shower effect improve the properties of the melt, improve the casting quality of the automobile parts and improve the manufacturing efficiency of the parts.

2. According to the wax mould, the boiled water storage tank and the hose are arranged, after the wax mould is air-dried, people place the wax mould on the sliding plate, then plug the hose into the melting hole reserved in the wax mould, open the valve, place the boiled water in the boiled water storage tank into the wax mould, melt the beeswax, and the structure is reasonable.

3. According to the wax mould lifting device, the pull rod and the drag hook are arranged, so that people can hold the pull rod after the wax mould is lifted by the pull rope, the drag hook is controlled to sleeve the pull rope, then the wax mould is pulled onto the sliding plate, the operation is convenient, and the hands of people cannot be polluted.

4. According to the automobile part lamp, the illuminating lamp is arranged, so that when the brightness of the surrounding environment is low, the illuminating lamp can be turned on to illuminate the surrounding environment, people can conveniently continue to manufacture the automobile part, and the manufacturing efficiency of the part is improved.

Drawings

FIG. 1 is a schematic overall configuration diagram of investment casting-based precision casting equipment for automobile parts according to embodiment 1 of the present invention;

FIG. 2 is a perspective view of a mounting plate of the investment casting-based precision casting apparatus for automobile parts according to the present invention;

FIG. 3 is a perspective view of a dual-shaft motor of precision casting equipment for automobile parts based on investment casting according to the present invention;

FIG. 4 is a perspective view of an investment casting-based precision casting apparatus for automobile parts according to embodiment 2 of the present invention;

fig. 5 is a perspective view of an investment casting-based precision casting apparatus for automobile parts according to embodiment 3 of the present invention.

FIG. 6 is a schematic structural view of an ultrasonic wave assist device in investment casting-based precision casting equipment for automobile parts according to embodiment 4 of the present invention.

In the figure: 1 wind-up roll, 2 boiled water storage tanks, 3 sliding plates, 4 air suction pumps, 5 mud water tanks, 6 working tables, 7 air suction hoppers, 8 mounting plates, 9 wax molds, 10 hoses, 11 tensioning ropes, 12 double-shaft motors, 13 air storage tanks, 14 spray heads, 15 fixing plates, 16 pull rods, 17 transverse plates, 18 illuminating lamps, 19 draw hooks, 20 ultrasonic auxiliary devices, 20-1 heat shields, 20-2 adjusting screws, 20-3 adjusting screw sleeves, 20-4 belt pulleys, 20-5 radiation heads, 20-6 main gears and 20-7 auxiliary gears.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1:

referring to fig. 1-3, automobile parts precision casting equipment based on investment casting, including workstation 6, the top outer wall of workstation 6 is through the bolt fastening have muddy water tank 5, and the four corners department of workstation 6 top outer wall all has the installation pole through the bolt fastening, the top outer wall of installation pole has diaphragm 17 through the bolt fastening, the both sides outer wall of diaphragm 17 top outer wall all has the curb plate through the bolt fastening, one side outer wall of curb plate has double-shaft motor 12 through the bolt fastening, the output shaft of double-shaft motor 12 has wind-up roll 1 through the coupling joint, the outer wall bolt of wind-up roll 1 has taut rope 11, the one end bolt of taut rope 11 has wax matrix 9, the outer wall of installation pole is provided with air-dry mechanism, the both sides of diaphragm 17 top outer wall all are provided with melts the mechanism.

The air drying mechanism comprises an installation plate 8, a sliding groove is formed in the outer wall of the top of the installation plate 8, a sliding rail is fixed to the inner wall of the sliding groove through a bolt, and a sliding plate 3 is connected to the inner wall of the sliding rail in a sliding mode.

According to the invention, the air storage boxes 13 are fixed on two sides of the outer wall of the bottom of the mounting plate 8 through bolts, the air suction pump 4 is fixed on the outer wall of one side of each air storage box 13 through bolts, the outer wall of the bottom of each air storage box 13 is provided with an insertion hole, the inner wall of each insertion hole is inserted with the air suction hopper 7, and the output end of each air suction pump 4 is sleeved with the spray head 14.

The thawing mechanism comprises a boiled water storage tank 2, wherein the outer wall of one side of the boiled water storage tank 2 is provided with a water outlet hole, the inner wall of the water outlet hole is inserted with a hose 10, and the outer wall of the hose 10 is clamped with a valve through a clamp.

In the invention, the sliding plate 3 is matched with the wax mould 9 for use, the outer wall of the bottom of the muddy water box 5 is provided with a connecting hole, and the inner wall of the connecting hole is inserted with a sewage discharge pipe.

In the invention, the outer wall of the mounting rod is fixed with a fixing plate 15 through a bolt, and the outer wall of one side of the fixing plate 15 is provided with a sliding hole.

During the use, when smearing muddy water to the outer wall of wax matrix 9, can start biax motor 12 and drive wind-up roll 1 and rotate, wind-up roll 1 drives taut rope 11 and reciprocates when pivoted, taut rope 11 drives wax matrix 9 and reciprocates, thereby can drive wax matrix 9 and enter into muddy water case 5, then start biax motor 12 once more and mention wax matrix 9, place the wax matrix 9 that will be stained with muddy water on mounting panel 8, start aspirator pump 4 and inhale the air into gas storage tank 13, gas storage tank 13 blows the surface of wax matrix 9 with air through shower nozzle 14, thereby can be quick air-dry wax matrix 9, the air-dry effect is better, after the air-dry of wax matrix 9 finishes, pack hose 10 into the melting hole that wax matrix 9 reserved, open the valve, put the boiling water in boiling water storage tank 2 in wax matrix 9, melt the beeswax.

Example 2:

referring to fig. 4, in this embodiment, compared with embodiment 1, the inner wall of the sliding hole is connected with a pull rod 16 in a sliding manner, and one end of the pull rod 16 is fixed with a pull hook 19 through a bolt.

During the use, after the wax matrix 9 was hung up to the taut rope 11, people can hold pull rod 16, and control drag hook 19 entangles taut rope 11, then with the wax matrix 9 pull to the slide 3 above, convenient operation can not cause the pollution to people's hand.

Example 3:

referring to fig. 5, compared to embodiment 2, this embodiment further includes a cross plate 17, and an illumination lamp 18 is fixed to the bottom outer wall of the cross plate by bolts.

When the automobile part lamp is used, when the brightness of the surrounding environment is low, the illuminating lamp 18 can be turned on to illuminate the surrounding environment, so that people can conveniently continue to manufacture automobile parts, and the manufacturing efficiency of the parts is improved.

Example 4:

referring to fig. 5, in this embodiment, compared with embodiments 1 to 3, an ultrasonic auxiliary device 20 is installed inside the muddy water tank 5, the ultrasonic auxiliary device 20 includes a heat shield 20-1 and a multi-frequency ultrasonic power supply, a transducer and an amplitude transformer installed inside the heat shield 20-1, a radiation head 20-5 is fixedly connected to an expansion end of the amplitude transformer, and the multi-frequency ultrasonic power supply, the transducer and the radiation head 20-5 are electrically connected;

the amplitude transformer comprises two adjusting screws 20-2 which are symmetrically and rotatably arranged in the heat shield 20-1 and an adjusting screw sleeve 20-3 which is in threaded connection with the adjusting screws 20-2, the adjusting screw sleeve 20-3 is in sliding connection with the heat shield 20-1, the lower end of the adjusting screw sleeve 20-3 is fixedly connected with the radiation head 20-5, the adjusting screw sleeve 20-3, the radiation head 20-5 and the muddy water tank 5 are driven to move telescopically by driving the adjusting screws 20-2 to drive the adjusting screw sleeve 20-3, the radiation head 20-5 and the muddy water tank 5 to work together, a plurality of response frequencies are distributed around the main vibration frequency to realize multi-frequency resonance, the generation of ultrasonic standing wave phenomenon is avoided, an ultrasonic casting blind zone in the melt is generated, and the casting state of the melt is consistent;

specifically, in the embodiment, belt pulleys 20-4 are fixedly mounted on the two adjusting screws 20-2, and the two belt pulleys 20-4 are in transmission connection through a belt;

further, in this embodiment, the outer wall of the muddy water tank 5 is rotatably provided with a main gear 20-6, one of the adjusting screws 20-2 extends out of the muddy water tank 5 and is fixedly provided with an auxiliary gear 20-7, the auxiliary gear 20-7 is engaged with the main gear 20-6, and the auxiliary gear 20-7 and the adjusting screw 20-2 are driven to rotate by rotating the main gear 20-6.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.