CN215786592U

CN215786592U - Sand floating machine for preparing high-performance stainless steel castings

Info

Publication number: CN215786592U
Application number: CN202121784472.2U
Authority: CN
Inventors: 靳桂林
Original assignee: Wuxi Yiqi Precision Technology Co ltd
Current assignee: Wuxi Yiqi Precision Technology Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-02-11
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a sand floating machine for preparing a high-performance stainless steel casting, which comprises a sand floating barrel, wherein a movable cover is movably arranged on the upper surface of the sand floating barrel, a rubber sealing strip is fixedly arranged on the lower surface of the movable cover, and a fixing rod is fixedly arranged on the lower surface of the movable cover. According to the sand feeding device, a casting needing sand feeding is placed in the casting placing basket, sand is added through the sand feeding pipe, the first air blower and the second air blower are started to suck outside air into the sand floating cylinder, the sand in the sand floating cylinder is blown up through the air injection holes, the sand can be uniformly blown up through the two air guide pipes, the casting is uniformly sand-fed, when sand is discharged, the control valve is opened, the floating sand is guided into the sand collecting box through the sand discharging pipe, and the sand in the air is filtered through the exhaust pipe.

Description

Sand floating machine for preparing high-performance stainless steel castings

Technical Field

The utility model relates to the field of metallurgical casting equipment, in particular to a sand floating machine for preparing a high-performance stainless steel casting.

Background

The precision casting has high requirements on the mold material, a dewaxing method is often used for casting a mold on a precision cast product, a wax mold is manufactured according to the shape and the size of the product in the manufacturing process, then slurry is adhered on the surface of the wax mold, then the wax mold is repeatedly put into a sand floating machine, sand is adhered on the surface of the wax mold, the wax mold is melted and flows out when being reheated, the casting mold capable of pouring metal solution is formed, and the sand floating machine is used for sanding a stainless steel casting when the stainless steel casting is carried out, so that the stainless steel casting mold is manufactured.

But prior art when the in-service use, it is too complicated to float the most structure of sand machine, and the flow is loaded down with trivial details to cause inefficiency, and later stage sand discharge process is more troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sand floating machine for preparing high-performance stainless steel castings, and the sand floating machine is used for solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a float sand machine for preparing high performance stainless steel foundry goods, is including floating a sand section of thick bamboo, the upper surface activity of floating a sand section of thick bamboo is provided with the movable cover, the lower fixed surface of movable cover is provided with the rubber sealing strip, the lower fixed surface of movable cover is provided with the dead lever, the fixed foundry goods basket of placing that is provided with of lower extreme of dead lever, the fixed sand pipe that advances that is provided with of one end side surface of floating a sand section of thick bamboo, the fixed sand collecting box that is provided with of other end side surface of floating a sand section of thick bamboo, the lower surface of floating a sand section of thick bamboo is fixed first air-blower and the second air-blower of being provided with respectively, other fixedly connected with guide duct is equallyd divide to the one end of first air-blower and second air-blower, the fixed umbelliform lid that is provided with in upper end of guide duct, the side surface of floating a sand section of thick bamboo is fixed to be inlayed and is had transparent toughened glass.

Preferably, a sand discharge pipe is fixedly arranged on the side surface of the floating sand cylinder, a control valve is arranged on the surface of the sand discharge pipe, one end of the sand discharge pipe fixedly penetrates through the floating sand cylinder and extends into the floating sand cylinder, and the other end of the sand discharge pipe fixedly penetrates through the sand collection box and extends into the sand collection box.

Preferably, an exhaust pipe is fixedly connected to a side surface of the sand collection box, one end of the exhaust pipe fixedly penetrates through the sand collection box and extends into the sand collection box, and one end of the exhaust pipe is fixedly connected with a filter screen.

Preferably, the upper ends of the air guide pipes fixedly penetrate through the floating sand cylinder and extend to the inside of the floating sand cylinder, a plurality of air injection holes are formed in the side surface of the upper end of the floating sand cylinder, the number of the air guide pipes is two, and the two air guide pipes are symmetrical to each other about a vertical center line on the surface of the floating sand cylinder.

Preferably, the side surface of the sand floating barrel is fixedly connected with a mounting plate, the surface thread of the movable cover is provided with a long screw, the long screw movably penetrates through the movable cover and the mounting plate, and the upper surface of the movable cover is fixedly connected with a handle.

Preferably, the lower surface of the rubber sealing strip is provided with a sealing groove, the upper end of the floating sand cylinder is movably connected to the inner wall of the sealing groove, and the lower surface of the floating sand cylinder is fixedly connected with a supporting leg.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the sand feeding device, a casting needing sand feeding is placed in the casting placing basket, sand is added through the sand feeding pipe, the first air blower and the second air blower are started to suck outside air into the sand floating cylinder, the sand in the sand floating cylinder is blown up through the air injection holes, the sand can be uniformly blown up through the two air guide pipes, the casting is uniformly sand-fed, when sand is discharged, the control valve is opened, the floating sand is guided into the sand collecting box through the sand discharging pipe, and the sand in the air is filtered through the exhaust pipe, so that the sand feeding device is simple in structure, the sand feeding process is simple and rapid, the sand feeding efficiency is high, the sand discharging process is simple and easy to operate, and the overall operation efficiency is improved;

2. the utility model can also carry out sealing operation on the floating sand cylinder and the movable cover through the rubber sealing strip, greatly improves the sealing property of the connection between the floating sand cylinder and the movable cover by connecting the upper end of the floating sand cylinder with the sealing groove on the surface of the rubber sealing strip, prevents sand materials from being discharged to the outside through the connecting gap between the floating sand cylinder and the movable cover during floating sand operation to cause air pollution and resource waste, can protect the upper end of the air guide pipe through the umbrella-shaped cover, prevents a large amount of sand materials from entering the inside of the air guide pipe during sand adding and further entering the first air blower and the second air blower to cause mechanical failure, can observe the floating sand condition in the floating sand cylinder through transparent toughened glass, better control the floating sand process, and uniformly sand-loading a casting.

Drawings

FIG. 1 is a front sectional view of a sand floating machine for preparing high-performance stainless steel castings according to the present invention;

FIG. 2 is a front view of a sand floator for producing high performance stainless steel castings according to the present invention;

FIG. 3 is a schematic structural diagram of a sealing groove of a sand floating machine for preparing a high-performance stainless steel casting.

In the figure: 1. a sand floating cylinder; 2. a movable cover; 3. a rubber seal strip; 4. fixing the rod; 5. a casting placement basket; 6. a sealing groove; 7. a sand inlet pipe; 8. a first blower; 9. a second blower; 10. an air guide pipe; 11. an umbrella-shaped cover; 12. a gas injection hole; 13. transparent toughened glass; 14. a sand discharge pipe; 15. a control valve; 16. a sand collecting box; 17. an exhaust pipe; 18. a filter screen; 19. a handle; 20. mounting a plate; 21. a long screw; 22. and (7) supporting legs.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a float sand machine for preparing high performance stainless steel foundry goods, including floating sand section of thick bamboo 1, the upper surface activity that floats sand section of thick bamboo 1 is provided with movable cover 2, the lower fixed surface of movable cover 2 installs rubber sealing strip 3, the lower fixed surface of movable cover 2 installs dead lever 4, the lower extreme fixed mounting of dead lever 4 has foundry goods to place basket 5, the one end side fixed mounting that floats sand section of thick bamboo 1 has into sand pipe 7, the other end side fixed mounting that floats sand section of thick bamboo 1 has sand collection box 16, the lower surface of floating sand section of thick bamboo 1 fixed mounting respectively has first air-blower 8 and second air-blower 9, the one end of first air-blower 8 and second air-blower 9 is equallyd divide do not fixed mounting has guide duct 10, the upper end fixed mounting of guide duct 10 has umbelliform lid 11, the side fixed inlaying of floating sand section of thick bamboo 1 has transparent toughened glass 13.

The side surface of the float sand cylinder 1 is fixedly provided with a sand discharge pipe 14, the surface of the sand discharge pipe 14 is provided with a control valve 15, one end of the sand discharge pipe 14 fixedly penetrates through the float sand cylinder 1 and extends to the inside of the float sand cylinder 1, the other end of the sand discharge pipe 14 fixedly penetrates through the sand collection box 16 and extends to the inside of the sand collection box 16, when the float sand operation is carried out, the control valve 15 is closed, and when the sand discharge is carried out, the control valve 15 is opened, so that air floating with sand enters the sand collection box 16.

An exhaust pipe 17 is fixedly mounted on the side surface of the sand collection box 16, one end of the exhaust pipe 17 fixedly penetrates through the sand collection box 16 and extends into the sand collection box 16, a filter screen 18 is fixedly mounted at one end of the exhaust pipe 17, and sand in the air is filtered through the filter screen 18.

The fixed inside that runs through superficial sand section of thick bamboo 1 and extend to superficial sand section of thick bamboo 1 in upper end of guide duct 10, and a plurality of fumarole 12 has been seted up to the upper end side surface of superficial sand section of thick bamboo 1, and the quantity of guide duct 10 is two, and two guide ducts 10 are symmetrical about the vertical central line on superficial sand section of thick bamboo 1 surface each other, make external air inhale through two guide ducts 10 and evenly blow the sand material in superficial sand section of thick bamboo 1.

Float sand section of thick bamboo 1's side surface fixed mounting has mounting panel 20, and the surface screw thread of removable cover 2 is provided with long screw rod 21, and the activity of long screw rod 21 runs through removable cover 2 and mounting panel 20, and the last fixed surface of removable cover 2 installs handle 19, can be with removable cover 2 and mounting panel 20 high-speed joint through long screw rod 21, and then will float sand section of thick bamboo 1 and removable cover 2 high-speed joint, can mention removable cover 2 fast through handle 19.

The lower surface of the rubber sealing strip 3 is provided with a sealing groove 6, the upper end of the floating sand cylinder 1 is movably connected to the inner wall of the sealing groove 6, and the lower surface of the floating sand cylinder 1 is fixedly provided with a supporting leg 22.

The working principle is as follows: when in use, the utility model firstly lifts the handle 19, a casting needing to be sanded is placed in the casting placing basket 5, the sand floating barrel 1 and the movable cover 2 are fixedly installed and connected through the long screw 21, sand is added through the sand inlet pipe 7, the first air blower 8 and the second air blower 9 are started to suck outside air into the sand floating barrel 1, the sand in the sand floating barrel 1 is blown up through the air jet holes 12, the casting in the casting placing basket 5 is sanded, at the moment, the control valve 15 is in a closed state, the sand can be uniformly blown up through the two air guide pipes 10, the casting is uniformly sanded, when the sanding is finished, the movable cover 2 is opened to take the casting out of the air blower from the casting placing basket 5, when the sand is discharged, the control valve 15 is opened to start the first air blower 8 and the second air blower 9 to blow up the sand, the sand is guided into the sand collecting box 16 through the sand discharge pipe 14, the sand in the air is filtered through the exhaust pipe 17, the sand material after filtering is concentrated through sand collecting box 16 and is collected, this utility model structure is simple, and goes up the sand process and cross simple swift, goes up the efficient and simple easy operation of sand discharge process of sand, has improved the efficiency of whole operation. The utility model discloses a still can be to superficial sand section of thick bamboo 1 and movable cover 2 operation of sealing through rubber sealing strip 3, seal groove 6 through the upper end with superficial sand section of

thick bamboo

1 and 3 surfaces of rubber sealing strip is connected, the leakproofness that superficial sand section of thick bamboo 1 and movable cover 2 are connected has been improved greatly, prevent that the sand material from discharging to the external world through the joint gap of superficial sand section of thick bamboo 1 and movable cover 2 when superficial sand operation, cause air pollution and wasting of resources, can protect the upper end of guide duct 10 through umbelliform lid 11, prevent that a large amount of sand material from getting into the inside of guide duct 10 when adding sand, and then cause mechanical failure in getting into first air-blower 8 and second air-blower 9, can observe the superficial sand condition in the superficial sand section of thick bamboo 1 through transparent toughened glass 13, better control floats the sand process, evenly go up the sand to the foundry goods.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a float sand machine for preparing high performance stainless steel foundry goods, includes and floats sand section of thick bamboo (1), its characterized in that: the upper surface of the sand floating cylinder (1) is movably provided with a movable cover (2), the lower surface of the movable cover (2) is fixedly provided with a rubber sealing strip (3), a fixed rod (4) is fixedly arranged on the lower surface of the movable cover (2), a casting placing basket (5) is fixedly arranged at the lower end of the fixed rod (4), a sand inlet pipe (7) is fixedly arranged on the side surface of one end of the floating sand cylinder (1), a sand collecting box (16) is fixedly arranged on the side surface of the other end of the floating sand cylinder (1), the lower surface of the sand floating cylinder (1) is respectively and fixedly provided with a first air blower (8) and a second air blower (9), one end of each of the first air blower (8) and the second air blower (9) is fixedly connected with an air guide pipe (10), an umbrella-shaped cover (11) is fixedly arranged at the upper end of the air guide pipe (10), and transparent toughened glass (13) is fixedly embedded in the side surface of the sand floating cylinder (1).

2. The float sand machine for preparing high-performance stainless steel castings according to claim 1, characterized in that: the sand removing device is characterized in that a sand removing pipe (14) is fixedly arranged on the side surface of the floating sand cylinder (1), a control valve (15) is arranged on the surface of the sand removing pipe (14), one end of the sand removing pipe (14) fixedly penetrates through the floating sand cylinder (1) and extends into the floating sand cylinder (1), and the other end of the sand removing pipe (14) fixedly penetrates through the sand collecting box (16) and extends into the sand collecting box (16).

3. The float sand machine for preparing high-performance stainless steel castings according to claim 1, characterized in that: an exhaust pipe (17) is fixedly connected to the side surface of the sand collection box (16), one end of the exhaust pipe (17) fixedly penetrates through the sand collection box (16) and extends into the sand collection box (16), and a filter screen (18) is fixedly connected to one end of the exhaust pipe (17).

4. The float sand machine for preparing high-performance stainless steel castings according to claim 1, characterized in that: the upper end of the air guide pipe (10) fixedly penetrates through the floating sand cylinder (1) and extends to the inside of the floating sand cylinder (1), a plurality of air injection holes (12) are formed in the side surface of the upper end of the floating sand cylinder (1), the number of the air guide pipes (10) is two, and the two air guide pipes (10) are mutually symmetrical about the vertical center line of the surface of the floating sand cylinder (1).

5. The float sand machine for preparing high-performance stainless steel castings according to claim 1, characterized in that: the side surface fixedly connected with mounting panel (20) of superficial sand section of thick bamboo (1), the surperficial screw thread of removable cover (2) is provided with long screw rod (21), the activity of long screw rod (21) runs through removable cover (2) and mounting panel (20), the last fixed surface of removable cover (2) is connected with handle (19).

6. The float sand machine for preparing high-performance stainless steel castings according to claim 1, characterized in that: seal groove (6) have been seted up to the lower surface of rubber seal strip (3), and float the upper end swing joint of sand section of thick bamboo (1) and be at the inner wall of seal groove (6), float the lower fixed surface of sand section of thick bamboo (1) and be connected with landing leg (22).