CN211489534U

CN211489534U - Penetrate sand machine with dust pelletizing system

Info

Publication number: CN211489534U
Application number: CN201922233327.4U
Authority: CN
Inventors: 窦广龙; 杨泽辉
Original assignee: Tianjin Sanhe Iron Products Co ltd
Current assignee: Tianjin Sanhe Iron Products Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-09-15
Anticipated expiration: 2029-12-13

Abstract

The utility model discloses a sand shooting machine with dust pelletizing system belongs to the casting equipment field, its technical scheme main points are including the organism, be equipped with the frame on the organism, be provided with open-top's sand silo in the frame, sand silo intercommunication has the sand shooting bucket, the below of sand shooting bucket is equipped with the shaping core box, the top of shaping core box is equipped with dust collector, dust collector includes dust excluding hood and blast pipe, the top at the shaping core box is established to the dust excluding hood, blast pipe and dust excluding hood intercommunication, the one end fixedly connected with dust shaker of dust excluding hood is kept away from to the blast pipe, the bottom of dust excluding hood is connected with the protection casing, the protection casing encloses to be established around the shaping core box, the operation mouth has been seted up on the protection casing, reach the effect that reduces dust and pungent smell in.

Description

Penetrate sand machine with dust pelletizing system

Technical Field

The utility model relates to a casting equipment field, in particular to penetrate sand machine with dust pelletizing system.

Background

The core shooter is widely applied to the casting industry, and a core manufactured by the core shooter has accurate size and smooth surface. The core shooter has the working principle that the precoated sand, namely the molding sand with a layer of solid resin film coated on the surface of the sand grain before molding or the core sand is shot into a heated core box, the precoated sand is preheated in the core box and quickly hardened to a certain thickness, and then the precoated sand is taken out to form a high-quality sand shell with smooth surface and accurate size.

The existing Chinese patent with reference to publication number CN203649330U discloses a core shooter, which comprises a frame, wherein a sand storage bin is fixedly arranged at the top of the frame, a sand outlet of the sand storage bin is communicated with a sand shooting bin, and a sand outlet of the sand shooting bin is fixedly provided with a sand shooting nozzle; the sand inlet end of the sand shooting bin is fixedly provided with a high-pressure air pipe and a first air cylinder, the high-pressure air pipe is communicated with the inner cavity of the sand shooting bin, a piston rod of the first air cylinder extends into the inner cavity of the sand shooting bin, and a plugging block is fixedly arranged at the extending end of the first air cylinder; a left core box and a right core box are arranged below the sand shooting nozzle, the left core box is connected with a core box movement control mechanism, and the top of the right core box is provided with a sand inlet corresponding to the sand shooting nozzle. Heating pipes are arranged on the left core box and the right core box. When the sand shell is cast, firstly, the core box moving control mechanism drives the base core box to move, so that the left core box and the right core box are matched; then, the precoated sand in the sand storage bin enters the sand storage bin, the precoated sand in the sand shooting bin is ejected from the sand shooting nozzle under the blowing of high-pressure gas in a high-pressure gas pipe and the self gravity, the precoated sand ejected from the sand shooting nozzle is injected into the two core boxes through the sand inlet, the injected precoated sand is heated and cured under the heating action of the heating pipe, and finally the needed sand shell is obtained.

However, when the core shooter ejects the precoated sand through the sand shooting nozzle, dust in the precoated sand flies around to affect the working environment of a workshop, and meanwhile, in the process of heating and curing the precoated sand, pungent odor is generated and is scattered to the production workshop to further affect the working environment of the workshop, so that the core shooter has great harm to the health of workers.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a penetrate sand machine with dust pelletizing system reaches the effect that reduces dust and pungent smell in the workshop.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a sand shooting machine with dust pelletizing system, which comprises a bod, be equipped with the frame on the organism, be provided with open-top's sand silo in the frame, the sand silo intercommunication has sand shooting bucket, sand shooting bucket's below is equipped with the shaping core box, the top of shaping core box is equipped with dust collector, dust collector includes dust excluding hood and blast pipe, the top at shaping core box is established to the dust excluding hood cover, blast pipe and dust excluding hood intercommunication, the one end fixedly connected with dust shaker of dust excluding hood is kept away from to the blast pipe, the bottom of dust excluding hood is connected with the protection casing, the protection casing encloses to be established around shaping core box, the operation mouth has been.

Through adopting above-mentioned technical scheme, in adding the sand silo with tectorial membrane sand, the tectorial membrane sand in the sand silo advances into the shooting sand bucket, shoots the sand in to the shaping core box through shooting sand bucket. When sand is shot into the molding core box, the dust remover sucks away generated dust and pungent smell generated in the process of heating and curing the precoated sand through the exhaust pipe and the dust removal cover, so that the dust and the pungent smell which are scattered into a workshop are reduced; the bottom of dust cover is connected with the protection casing, and the protection casing can further reduce the dust and the pungent smell that fly away in the workshop, improves the operational environment in workshop, guarantees that staff's is healthy. The formed sand shell is taken out from the forming core box through the operation opening, and the operation is simple and convenient.

This practicality further sets up to, operation mouth department is equipped with the shielding plate, and the one end and the protection casing of shielding plate are articulated, are equipped with locking Assembly between the other end and the protection casing.

Through adopting above-mentioned technical scheme, the operation mouth is sheltered from to the shielding plate, prevents that dust and pungent smell from operation mouth department from drifting to the workshop in, further reduces dust and pungent smell in the workshop, improves the operational environment in the workshop, and the protection staff's is healthy. One end of the baffle plate is hinged to the protective cover, and the other end of the baffle plate is fixedly connected with the protective cover through the locking assembly, so that the shielding of the baffle plate on the operation opening is conveniently removed, and the formed sand shell is conveniently taken out.

The utility model discloses further set up to, locking Assembly includes check lock lever and U type ring, U type ring and protection casing fixed connection, and the one end and the shielding plate of check lock lever rotate to be connected, and the other end imbeds in the U type ring.

By adopting the technical scheme, the locking rod is rotated and embedded into the U-shaped ring, so that the shielding plate is fixedly connected with the protective cover to shield the operation opening; the locking rod is rotated to enable the locking rod to rotate out of the U-shaped ring, the shielding plate and the protective cover are removed from being fixed, then the shielding plate is rotated to remove the shielding of the shielding plate on the operation opening, and the formed sand shell is convenient to take out. Because, the shielding plate needs to be opened to take out the formed sand shell every time the sand shell is formed, the shielding plate needs to be opened and closed frequently, the shielding plate is fixed by the locking rod and the U-shaped ring, and the connection is stable and the operation is simple.

This practicality further sets up to, be equipped with the sealing ring between shielding plate and the protection casing.

Through adopting above-mentioned technical scheme, the gap between shielding plate and the protection casing is sealed to the sealing ring, reduces dust and pungent smell and drifts away the workshop from the gap between shielding plate and the protection casing, further reduces dust and the pungent smell of drifting away in the workshop, improves the operational environment in workshop.

The utility model is further arranged in that the shielding plate is made of transparent material.

By adopting the technical scheme, the transparent shielding plate is convenient for operators to observe the working condition of the forming core box so as to take out the formed sand shell from the forming core box in time.

The utility model further sets up as, the top of sand silo can be dismantled and be connected with the cang gai, and the cang gai is offered and is used for replenishing the charge door of tectorial membrane sand.

By adopting the technical scheme, the precoated sand is added into the sand bin through the feed inlet, the opening of the feed inlet is smaller than the opening at the top end of the sand bin, and dust drifting to a workshop can be reduced, so that dust in the workshop is reduced, and the health of operators is protected.

The utility model discloses further set up to, the top surface of cang gai is connected with the dust removal pipe, the one end and the sand silo intercommunication of dust removal pipe, the other end and blast pipe intercommunication.

Through adopting above-mentioned technical scheme, when replenishing the tectorial membrane sand in to the sand silo through the charge door, the tectorial membrane sand occupies the space in the sand silo to outwards extrude the air in the sand silo, then the air carries the dust and outwards flies upward from the feed inlet of sand silo, and at this moment, the dust removal pipe is in time siphoned away the dust that flies upward in the sand silo, reduces the dust that drifts away from feed inlet department, reduces the dust in the workshop.

This practicality further sets up to, fixedly connected with control flap on the dust removal pipe.

By adopting the technical scheme, the control valve is opened when the precoated sand is replenished, and air and flying dust in the sand silo are sucked away in time; when the precoated sand does not need to be supplemented, less dust floats at the feeding port, and the control valve is closed, so that the energy consumption is reduced, and the energy is saved.

To sum up, the utility model discloses following beneficial effect has:

1. the dust removal device and the protective cover are arranged, and the protective cover and the dust removal cover can reduce dust and pungent smell drifting to a workshop, so that the generated dust and the pungent smell can be exhausted outdoors through the dust remover and the exhaust pipe, the dust and the pungent smell in the workshop are effectively reduced, and the health of workers is protected;

2. the shielding plate and the sealing ring are arranged, so that dust flying into a workshop is further reduced, and the working environment in the workshop is improved;

3. the dust removal pipe can effectively reduce the dust flying from the feed inlet when the precoated sand is replenished, thereby reducing the dust in a workshop.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of a portion of the dust hood for clarity;

fig. 3 is a partial structural schematic view intended to clearly show the locking assembly.

Reference numerals: 1. a body; 11. a frame; 12. a sand silo; 121. a bin cover; 122. a feed inlet; 123. a dust removal pipe; 1231. a control valve; 13. shooting a sand barrel; 14. a machine base; 141. molding a core box; 2. a dust removal device; 21. a dust hood; 211. an arc-shaped plate; 212. a vertical baffle; 22. an exhaust pipe; 221. a dust remover; 3. a protective cover; 31. an operation port; 311. a shielding plate; 312. a seal ring; 4. a locking assembly; 41. a locking lever; 42. a U-shaped ring; 421. a cross bar; 422. a vertical rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A sand shooting machine with a dust removal system is shown in figure 1 and comprises a machine body 1, wherein a machine frame 11 is arranged on the machine body 1, a sand bin 12 is fixedly connected to the top end of the machine frame 11, the sand bin 12 is communicated with a sand shooting barrel 13, a machine base 14 is arranged below the sand shooting barrel 13, the machine base 14 is fixedly connected with the machine frame 11, a forming core box 141 is arranged on the machine base 14, the forming core box 141 is connected with the machine base 14, and a dust removal device 2 is arranged above the forming core box 141.

The precoated sand in the sand silo 12 enters the sand shooting barrel 13, the sand shooting barrel 13 shoots the precoated sand into the molding core box 141, the precoated sand injected into the molding core box 141 is cured and molded under the heating action, and meanwhile, the dust removal device 2 sucks away generated dust and pungent smell, so that the working environment of a workshop is improved.

As shown in fig. 1, the sand silo 12 is a barrel-shaped structure with an open top, a circular silo cover 121 matched with the top end of the sand silo 12 is clamped at the top end of the sand silo 12, and a feed inlet 122 for supplementing precoated sand is formed in the silo cover 121.

With reference to fig. 1 and 2, the dust removing device 2 includes a dust removing cover 21 and an exhaust pipe 22, the dust removing cover 21 includes an arc-shaped plate 211 and two vertical baffles 212, the arc-shaped plate 211 is located directly above the molding core box 141 and is fixedly connected with the frame 11, the two vertical baffles 212 are arranged on the two sides of the arc-shaped plate 211 in the length direction, the top surface of the vertical baffle 212 is in an arc structure matched with the arc-shaped plate 211, and the top end of the vertical baffle 212 is fixedly connected with the arc-shaped plate 211. The dust hood 21 is rectangular in cross section. One end of the exhaust pipe 22 passes through the arc-shaped plate 211 to be communicated with the dust hood 21, and the other end is connected with a dust remover 221.

As shown in fig. 1, the exhaust pipe 22 is communicated with a dust removal pipe 123, one end of the dust removal pipe 123 far away from the exhaust pipe 22 is fixedly connected with the bin cover 121 and is communicated with the sand bin 12, and the dust removal pipe 123 is fixedly connected with a control valve 1231.

The dust remover 221 makes the bottom end of the dust removing cover 21 at negative pressure through the exhaust pipe 22 and the dust removing cover 21, so that the generated dust and pungent smell are sucked into the dust remover 221 and then discharged to the outside of the workshop, and the dust and the pungent smell scattered into the workshop are reduced; when the precoated sand is added into the sand silo 12, the control valve 1231 is opened, and dust generated in the sand silo 12 is sucked away through the dust removal pipe 123, the exhaust pipe 22 and the dust remover 221, so that dust flying into a workshop is further reduced, and the workshop working environment is improved.

As shown in fig. 1, a protective cover 3 is arranged at the bottom end of the dust hood 21, the cross section of the protective cover 3 is of a rectangular tubular structure, the protective cover 3 surrounds the periphery of the forming core box 141, the cross section of the protective cover 3 is the same as that of the dust hood 21, the top end of the protective cover 3 is fixedly connected with the bottom end of the dust hood 21, and the bottom end of the protective cover 3 is fixedly connected with the base 14 to prevent dust from scattering to a workshop.

As shown in fig. 2, a rectangular operation opening 31 is formed in a side wall of the protection cover 3, a rectangular shielding plate 311 is arranged at the operation opening 31, the shielding plate 311 is made of a transparent material, the shielding plate 311 is vertically arranged and shields the operation opening 31, one end of the shielding plate 311 is hinged to an outer wall of the protection cover 3, an axis direction of the hinge shaft is a vertical direction, a sealing ring 312 made of a rubber material is arranged between the shielding plate 311 and the protection cover 3, and the sealing ring 312 surrounds the periphery of the operation opening 31 and is fixedly connected with the protection cover 3. Referring to fig. 3, a locking assembly 4 is disposed between one end of the shielding plate 311 away from the hinge shaft and the shield 3.

As shown in fig. 3, the locking assembly 4 includes a locking rod 41 and a U-shaped ring 42, the U-shaped ring 42 includes a cross bar 421 and two vertical bars 422, the cross bar 421 is horizontally disposed, and two ends of the cross bar are respectively fixedly connected to the bottom ends of the two vertical bars 422 to form the U-shaped ring 42, wherein one of the vertical bars 422 is fixedly connected to the protection cover 3. The locking rod 41 is horizontally arranged, one end of the locking rod 41 is rotatably connected with the shielding plate 311, the axial direction of the rotating shaft is horizontal, and the other end of the rotating shaft is embedded into the U-shaped ring 42, so that the shielding plate 311 is fixedly connected with the protective cover 3. After the lock lever 41 is fitted into the U-shaped ring 42, the seal ring 312 is brought into close contact with the shutter 311.

When taking out the sand shell, the locking rod 41 is rotated upwards to separate the locking rod 41 from the U-shaped ring 42 so as to release the fixing of the shielding plate 311 and the protective cover 3, the shielding plate 311 is rotated to release the shielding of the operation opening 31, and the sand shell is taken out from the operation opening 31; thereafter, the shutter 311 is rotated to bring the shutter 311 into close contact with the seal ring 312, and then the lock lever 41 is rotated again to fit the lock lever 41 into the U-shaped ring 42, thereby fixedly connecting the shutter 311212 to the shield 3.

The utility model discloses a use as follows:

when casting the sand shell, firstly, the precoated sand in the sand bin 12 enters the sand shooting barrel 13; then, inputting the precoated sand into the forming core box 141 through the sand shooting barrel 13, starting the dust remover 221, sucking away the generated dust and pungent smell through the dust hood 21 and the exhaust pipe 22, and reducing the dust and the pungent smell floating in the workshop; then, the molding core box 141 heats and cures the precoated sand to form a sand shell; finally, the fixing of the shutter 311 by the lock lever 41 and the U-shaped ring 42 is released, and the shell is taken out from the operation opening 31 for the next processing.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a penetrate sand machine with dust pelletizing system, includes organism (1), is equipped with frame (11) on organism (1), is provided with open-top's sand silo (12) on frame (11), and sand silo (12) intercommunication has sand shooting bucket (13), and the below of sand shooting bucket (13) is equipped with molding core box (141), its characterized in that: the top of shaping core box (141) is equipped with dust collector (2), dust collector (2) are including dust excluding hood (21) and blast pipe (22), the top at shaping core box (141) is established to dust excluding hood (21) cover, blast pipe (22) and dust excluding hood (21) intercommunication, one end fixedly connected with dust shaker (221) of dust excluding hood (21) are kept away from in blast pipe (22), the bottom of dust excluding hood (21) is connected with protection casing (3), establish around shaping core box (141) in protection casing (3), operation mouth (31) have been seted up on protection casing (3).

2. The sand shooting machine with the dust removal system as claimed in claim 1, wherein: a shielding plate (311) is arranged at the operating opening (31), one end of the shielding plate (311) is hinged with the protective cover (3), and a locking component (4) is arranged between the other end of the shielding plate and the protective cover (3).

3. The sand shooting machine with the dust removal system as claimed in claim 2, wherein: the locking assembly (4) comprises a locking rod (41) and a U-shaped ring (42), the U-shaped ring (42) is fixedly connected with the protective cover (3), one end of the locking rod (41) is rotatably connected with the shielding plate (311), and the other end of the locking rod is embedded into the U-shaped ring (42).

4. The sand shooting machine with the dust removal system as claimed in claim 2, wherein: a sealing ring (312) is arranged between the shielding plate (311) and the protective cover (3).

5. The sand shooting machine with the dust removal system as claimed in claim 1, wherein: the shielding plate (311) is a shielding plate (311) made of a transparent material.

6. The sand shooting machine with the dust removal system as claimed in claim 1, wherein: the top of the sand bin (12) is detachably connected with a bin cover (121), and the bin cover (121) is provided with a feed inlet (122) for supplementing precoated sand.

7. The sand shooting machine with the dust removal system as claimed in claim 6, wherein: the top surface of the bin cover (121) is connected with a dust removal pipe (123), one end of the dust removal pipe (123) is communicated with the sand bin (12), and the other end of the dust removal pipe (123) is communicated with the exhaust pipe (22).

8. The sand shooting machine with the dust removal system as claimed in claim 7, wherein: the dust removal pipe (123) is fixedly connected with a control valve (1231).