CN218555476U

CN218555476U - Lost foam casting sand drying equipment

Info

Publication number: CN218555476U
Application number: CN202221397609.3U
Authority: CN
Inventors: 刘现朝
Original assignee: Hebei Shunda Foundry Co ltd
Current assignee: Hebei Shunda Foundry Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2023-03-03
Anticipated expiration: 2032-06-06

Abstract

The utility model discloses a lost foam casting sand-air drying equipment, including sand-air box, pay-off subassembly, stirring subassembly, heat conduction stick and heat dissipation coil, box one side of sand-air box is provided with the pay-off subassembly, the discharge gate of pay-off subassembly stretches into in the box, the baffle has been linked firmly in the box, the baffle will the box internal portion separates to be teeter chamber and heat dissipation room, be provided with in the teeter chamber the stirring subassembly, heat conduction stick one end runs through stretch into behind the baffle in the teeter chamber, the other end is located the indoor and outside of heat dissipation is provided with first radiating fin, heat dissipation coil one end pass through the aqueduct with a heat dissipation room lateral wall links to each other, the other end pass through the circulating pipe with another lateral wall of heat dissipation room links to each other, the heat dissipation coil outside is provided with second radiating fin. The utility model discloses can play dual cooling effect to casting sand, improve sand drying efficiency, overall structure is simple, convenient to use, and the practicality is strong.

Description

Lost foam casting sand drying equipment

Technical Field

The utility model relates to a lost foam casting technical field especially relates to a lost foam casting sand drying equipment.

Background

At present, in a casting plant, the production of a casting by lost foam casting is a casting method that is often used.

The utility model patent CN213104324U discloses a sand equipment dries in air of lost foam casting, can drive the casting sand in the box through drive mechanism and turn, and the casting sand is after turning, has played preliminary cooling effect to the grit, the sand efficiency that dries in the air has been improved, the cooling subassembly can adopt the casting sand heat of heat-conduction mode in with the box to conduct, and lower the temperature through recirculated cooling water, secondary cooling effect has been played the grit, adopt two-way cooling mode to dry in the air the sand, can accomplish the sand process that dries in the air in the short time. The heat pipe in the lost foam casting sand drying equipment transfers heat in the first cavity to the heat conducting plate in a heat conduction mode, but the contact area between the heat pipe and the heat conducting plate and between the heat conducting plate and cooling water is small, heat dissipation is slow, and the cooling effect is further influenced.

The utility model patent CN206677107U discloses lost foam casting sand-drying equipment, through setting up the metal sheet on the metal rod, and the helicla flute of metal rod one end, increased the thermal transmission of casting sand, the area of contact of metal rod and metal sheet and air has been increased, thereby the thermal dissipation of metal rod and metal sheet has been improved, and then the advantage of casting sand temperature inefficiency in the cylinder has been guaranteed, lie in the cylinder through setting up the metal rod, and the one end of metal rod runs through the cylinder, and extend to the inside of cylinder, reached and made things convenient for metal rod and metal sheet to utilize the air current that the cylinder rotation produced to carry out the dissipation of temperature to metal rod and metal sheet, thereby avoided using rivers to spray and use the air exhauster to cool down, not only the resource has been practiced thrift, use cost's advantage has still been reduced. The lost foam casting sand drying equipment dissipates the temperature of the metal bar and the metal plate through the wind current generated by the rotation of the roller, and the heat dissipation is slow.

When the traditional lost foam casting sand drying equipment is used, because the temperature of the casting sand cast by the lost foam is higher, the temperature of the casting sand is difficult to drop, the problem of poor cooling effect exists, the production requirement is difficult to meet, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sand equipment that dries in air is cast to disappearance mould solves the above-mentioned problem that exists among the prior art.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model discloses a lost foam casting sand-air drying equipment, including sand-air box, pay-off subassembly, stirring subassembly, heat conduction stick and heat dissipation coil, box one side of sand-air box is provided with the pay-off subassembly, the discharge gate of pay-off subassembly stretches into in the box, the lower part has linked firmly the baffle in the box, the baffle will the box internal portion separates to be teeter chamber and heat dissipation room, be provided with in the teeter chamber the stirring subassembly, heat conduction stick one end runs through stretch into behind the baffle in the teeter chamber, the other end is located the indoor and outside of heat dissipation is provided with the first radiating fin of a plurality of, heat dissipation coil one end pass through the aqueduct with a heat dissipation room lateral wall links to each other, the other end pass through the circulating pipe with another lateral wall of heat dissipation room links to each other, the heat dissipation coil outside is provided with a plurality of second radiating fin, heat dissipation room one side is provided with the inlet tube.

Furthermore, the stirring assembly comprises a stirring motor, a stirring shaft, a first connecting rod, a second connecting rod and a stirring rod, the left end of the stirring shaft penetrates through the left side wall of the box body and then is connected with the output end of the stirring motor, the right end of the stirring shaft is rotatably connected with the right side wall of the box body, the stirring shaft is provided with the first connecting rod and the second connecting rod which are different in length, and the outer end parts of the first connecting rod and the second connecting rod are fixedly connected with the stirring rod respectively.

Furthermore, the stirring rod is perpendicular to the first connecting rod and the second connecting rod.

Further, the pay-off subassembly includes casing, feed inlet, driving motor, drive shaft and spiral lifting blade, the left side lower part of casing is provided with feed inlet, right side upper portion are provided with the discharge gate, install on casing upper portion driving motor, inside are provided with the drive shaft, driving motor's output with the drive shaft is connected, the drive shaft is provided with outward spiral lifting blade.

Still further, the feed inlet with the discharge gate all sets up in the slant of high right-hand low left side.

Further, the heat conduction rod is arranged between the side wall of the box body and the stirring rod and between two adjacent stirring rods.

Furthermore, a discharge outlet is formed in the rear side wall of the box body.

Compared with the prior art, the utility model discloses a beneficial technological effect:

the utility model discloses a disappearance mould casting sand drying equipment is through setting up stirring subassembly, heat conduction stick and heat dissipation coil, not only can stir the casting sand and turn to play the effect of primary cooling to the casting sand, improve sand drying efficiency, utilize the heat of heat-conduction mode with the box casting sand in simultaneously to conduct through the heat conduction stick, and carry out cooling cycle through heat dissipation coil to the indoor water that dispels the heat and utilize, accelerate the thermal dissipation of heat conduction stick, thereby improve sand drying efficiency, overall structure is simple, high durability and convenient use, therefore, the clothes hanger is strong in practicability.

Drawings

The present invention will be further explained with reference to the accompanying drawings.

Fig. 1 is the structure schematic diagram of the lost foam casting sand-drying equipment of the utility model.

Description of the reference numerals: 1. sand drying boxes; 11. a box body; 12. a stirring chamber; 13. a heat dissipation chamber; 14. a water inlet pipe; 2. a feeding assembly; 21. a housing; 22. a feed inlet; 23. a discharge port; 24. a drive motor; 25. a drive shaft; 26. a helical lifting blade; 3. a stirring assembly; 31. a stirring motor; 32. a stirring shaft; 33. a first connecting rod; 34. a stirring rod; 35. a second connecting rod; 4. a partition plate; 5. a heat conducting rod; 51. a first heat radiation fin; 6. a heat-dissipating coil pipe; 61. a second heat radiation fin; 62. a water conduit; 63. a circulation pipe.

Detailed Description

As shown in fig. 1, the lost foam casting sand-drying device comprises a sand-drying box 1, a feeding component 2, a stirring component 3, a heat conducting rod 5 and a heat dissipation coil 6, wherein the feeding component 2 is arranged on one side of a box body 11 of the sand-drying box 1, a discharge port 23 of the feeding component 2 extends into the box body 11, a partition plate 4 is fixedly connected to the lower portion in the box body 11, the partition plate 4 divides the interior of the box body 11 into a stirring chamber 12 and a heat dissipation chamber 13, the stirring component 3 is arranged in the stirring chamber 12, one end of the heat conducting rod 5 penetrates through the partition plate 4 and then extends into the stirring chamber 12, the other end of the heat conducting rod is positioned in the heat dissipation chamber 13, a plurality of first heat dissipation fins 51 are arranged on the outer side of the heat dissipation chamber 13, one end of the heat dissipation coil 6 is connected with one side wall of the heat dissipation chamber 13 through a water guide pipe 62, the other end of the heat dissipation chamber is connected with the other side wall of the heat dissipation chamber 13 through a circulation pipe 63, a plurality of second heat dissipation fins 61 are arranged on the outer side of the heat dissipation coil 6, and a water inlet pipe 14 is arranged on one side of the heat dissipation chamber 13.

When the lost foam casting sand airing device is used, casting sand is firstly fed into the box body 11 through the discharge port 23 of the feeding assembly 2, cooling water is then injected into the heat dissipation chamber 13 through the water inlet pipe 14, the stirring assembly 3 is started to start working, and the casting sand in the stirring chamber 12 is stirred and turned over.

Wherein, stirring subassembly 3 includes agitator motor 31, the (mixing) shaft 32, head rod 33, second connecting rod 35 and puddler 34, it links to each other with agitator motor 31's output behind the left side wall of box 11 to run through (mixing) shaft 32 left end, right-hand member and box 11's right side wall rotatable coupling, be equipped with the different head rod 33 of a plurality of length and second connecting rod 35 on the (mixing) shaft 32, the outer tip of head rod 33 and second connecting rod 35 has linked firmly puddler 34 respectively, and, puddler 34 and head rod 33 and the equal perpendicular setting of second connecting rod 35. At this moment, it rotates to drive (mixing) shaft 32 through agitator motor 31, and then it is rotatory around (mixing) shaft 32 to drive head rod 33 and second connecting rod 35 in teeter chamber 12 in step, through the puddler 34 with head rod 33 and second connecting rod 35 perpendicular setting respectively, can stir the casting sand in teeter chamber 12 and turn, wherein set up to inequality through the length with head rod 33 and second connecting rod 35, can further improve stirring efficiency, it is more abundant to make the casting sand stir and turn.

And, the feeding assembly 2 includes a casing 21, a feeding port 22, a driving motor 24, a driving shaft 25 and a spiral lifting blade 26, the feeding port 22 is arranged at the lower part of the left side of the casing 21, the discharging port 23 is arranged at the upper part of the right side, the driving motor 24 is arranged at the upper part of the casing 21, the driving shaft 25 is arranged inside the casing 21, the output end of the driving motor 24 is connected with the driving shaft 25, and the spiral lifting blade 26 is arranged outside the driving shaft 25. Wherein, for the convenience of feeding and discharging, the feed inlet 22 and the discharge outlet 23 are both set to be high on the left and low on the right.

In order to avoid interference between the heat conduction rod 5 and the stirring rods 34 and damage to the heat conduction rod 5 and the stirring rods 34, the heat conduction rod 5 is disposed between the side wall of the case 11 and the stirring rods 34 and between two adjacent stirring rods 34.

Meanwhile, in order to facilitate discharging, a discharge opening is formed in the rear side wall of the box body 11.

The utility model discloses a sand equipment dries in air of lost pattern casting is through setting up stirring subassembly, heat conduction stick and heat dissipation coil, not only can stir the casting sand and turn to play preliminary refrigerated effect to the casting sand, improve sand drying efficiency, utilize the heat-conducting mode to conduct the heat of casting sand in the box through the heat conduction stick simultaneously, and carry out cooling cycle through heat dissipation coil to the indoor water that dispels the heat and utilize, accelerate the thermal dissipation of heat conduction stick, thereby improve sand drying efficiency, the overall structure is simple, high durability and convenient use, therefore, the clothes hanger is strong in practicability.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. The utility model provides a sand equipment that dries in air of lost foam casting which characterized in that: including sand drying box, pay-off subassembly, stirring subassembly, heat conduction stick and heat dissipation coil, box one side of sand drying box is provided with the pay-off subassembly, the discharge gate of pay-off subassembly stretches into in the box, the lower part has linked firmly the baffle in the box, the baffle will the box internal partitioning is teeter chamber and heat dissipation room, be provided with in the teeter chamber the stirring subassembly, heat conduction stick one end runs through stretch into behind the baffle in the teeter chamber, the other end is located the indoor just outside of heat dissipation is provided with the first radiating fin of a plurality of, radiating coil one end pass through the aqueduct with a radiating chamber lateral wall links to each other, the other end pass through the circulating pipe with another lateral wall of heat dissipation room links to each other, the radiating coil outside is provided with a plurality of second radiating fin, heat dissipation room one side is provided with the inlet tube.

2. The evaporative pattern casting sand-airing device according to claim 1, characterized in that: the stirring assembly comprises a stirring motor, a stirring shaft, a first connecting rod, a second connecting rod and a stirring rod, wherein the left end of the stirring shaft penetrates through the rear portion of the left side wall of the box body, the output end of the stirring motor is connected, the right end of the stirring shaft is rotatably connected with the right side wall of the box body, the stirring shaft is provided with a plurality of different lengths of the first connecting rod and the second connecting rod, and the outer end portions of the first connecting rod and the second connecting rod are fixedly connected with the stirring rod respectively.

3. A lost foam casting sand-airing device according to claim 2, characterized in that: the stirring rod is perpendicular to the first connecting rod and the second connecting rod.

4. The evaporative pattern casting sand-airing device according to claim 1, characterized in that: the pay-off subassembly includes casing, feed inlet, driving motor, drive shaft and spiral lifting blade, the left side lower part of casing is provided with feed inlet, right side upper portion are provided with the discharge gate, install on casing upper portion driving motor, inside are provided with the drive shaft, driving motor's output with drive shaft connection, the drive shaft is provided with outward spiral lifting blade.

5. The evaporative pattern casting sand-airing device according to claim 4, characterized in that: the feed inlet with the equal high right side of discharge gate hangs down the slant setting.

6. The lost foam casting sand-airing device according to claim 2, characterized in that: the heat conducting rods are arranged between the side wall of the box body and the stirring rods and between the two adjacent stirring rods.

7. A lost foam casting sand-airing apparatus according to any one of claims 1 to 6, characterized in that: and a discharge outlet is formed in the rear side wall of the box body.