CN219503671U - Precoated sand roasting and preheating device - Google Patents
Precoated sand roasting and preheating device Download PDFInfo
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- CN219503671U CN219503671U CN202320685120.4U CN202320685120U CN219503671U CN 219503671 U CN219503671 U CN 219503671U CN 202320685120 U CN202320685120 U CN 202320685120U CN 219503671 U CN219503671 U CN 219503671U
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- preheating
- preheating cylinder
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- precoated sand
- cylinder
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model relates to the technical field of precoated sand processing, and discloses a precoated sand roasting preheating device, which solves the problem of uneven heating of the existing precoated sand raw material, and comprises a U-shaped frame, wherein a preheating cylinder is arranged in the U-shaped frame, a supporting shaft is fixedly arranged on the outer side of the preheating cylinder, one end of the supporting shaft, which is far away from the preheating cylinder, is rotationally connected with the inner wall of the U-shaped frame, a uniform heating mechanism is arranged on the preheating cylinder, a feeding pipe is fixedly arranged on the preheating cylinder, a valve is arranged on the feeding pipe, and a discharge hole is arranged on the preheating cylinder; according to the utility model, the heating pipe is convenient to rotate through the cooperation between the motor II and the transmission shaft as well as the sleeve, meanwhile, the stirring shaft and the stirring rod continuously rotate to fully stir the precoated sand raw material in the preheating cylinder, and the preheating cylinder is convenient to rotate through the cooperation between the outer gear II and the outer gear I and the rotating shaft and the inner gear, so that the blades continuously turn over the precoated sand raw material, and the precoated sand raw material is convenient to uniformly heat.
Description
Technical Field
The utility model belongs to the technical field of precoated sand processing, and particularly relates to a precoated sand roasting and preheating device.
Background
The precoated sand is molding sand or core sand with a layer of solid resin film on the sand surface before molding, and has two coating processes of a cold method and a hot method: dissolving resin with ethanol by a cold method, adding urotropine in the sand mixing process to coat the resin and the urotropine on the surface of sand grains, and volatilizing the ethanol to obtain precoated sand; preheating sand to a certain temperature by a thermal method, adding resin to melt the sand, stirring to coat the resin on the surface of the sand, adding urotropine aqueous solution and lubricant, cooling, crushing and screening to obtain precoated sand; according to the authorized bulletin number: CN209318705U, named as a precoated sand raw sand preheating device, uses a driving bolt to drive a linkage rod to move through an internal motor, so that the sliding bolt drives a rotating rod to rotate, and the rotating rod drives a sand barrel in a box body to continuously roll through a linkage shaft, so that raw sand in the sand barrel is heated more uniformly, and the preheating effect is improved; the following drawbacks still remain:
the continuous rolling of the sand barrel is utilized, so that the raw sand in the sand barrel is difficult to sufficiently move, when the friction force between the raw sand and the inner wall of the sand barrel is small, the raw sand is easily accumulated and cannot move, and uneven heating of the raw sand is caused.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the precoated sand roasting and preheating device, which effectively solves the problem of uneven heating of the raw materials of the existing precoated sand.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the precoated sand roasting preheating device comprises a U-shaped frame, wherein a preheating cylinder is arranged in the U-shaped frame, a supporting shaft is fixedly arranged on the outer side of the preheating cylinder, one end, far away from the preheating cylinder, of the supporting shaft is rotationally connected with the inner wall of the U-shaped frame, a uniform heating mechanism is arranged on the preheating cylinder, a feeding pipe is fixedly arranged on the preheating cylinder, a valve is arranged on the feeding pipe, a discharging hole is arranged on the preheating cylinder, the discharging hole and the feeding pipe are positioned on the same side, and a pushing mechanism is arranged on the preheating cylinder;
the uniform heating mechanism comprises a motor II fixed on the inner wall of the U-shaped frame, a transmission shaft is fixedly arranged on the motor II, one end of the transmission shaft, far away from the motor II, extends to the inside of the preheating barrel, the transmission shaft is rotationally connected with the preheating barrel, a sleeve positioned in the preheating barrel is fixedly sleeved on the outer side of the transmission shaft, two stirring shafts are symmetrically and fixedly arranged on the outer side of the sleeve, stirring rods are fixedly arranged on the outer side of the two stirring shafts at equal distances, two heating pipes are symmetrically and fixedly arranged on the outer side of the sleeve, a side ring is fixedly arranged on one side, close to the motor II, of the preheating barrel, an inner gear is fixedly arranged in the side ring, the inner wall of the U-shaped frame is rotationally connected with a rotating shaft, an outer gear I is fixedly arranged on the outer side of the rotating shaft, the outer gear I is in meshed connection with the inner gear, and the outer side of the transmission shaft is fixedly arranged with an outer gear II in meshed connection with the outer gear I.
Preferably, the inner wall of the U-shaped frame is fixedly provided with a U-shaped plate, and the transmission shaft and the rotating shaft are both in rotary connection with the U-shaped plate.
Preferably, the blades are fixedly arranged at equal angles in the preheating cylinder, the fixing sleeve is fixedly arranged on the outer side of the preheating cylinder, the outer groove is formed in the outer side of the fixing sleeve, the mounting plate is fixedly arranged on the inner bottom wall of the U-shaped frame, and the fixing sleeve is rotationally connected with the mounting plate through the outer groove.
Preferably, the pushing equipment includes the shutoff board that is located the discharge gate inside, and fixed mounting has the curb plate on the shutoff board, and the curb plate is laminated with the outside of preheating a section of thick bamboo, and one side fixed mounting that the curb plate was kept away from to the shutoff board has the horizontal pole, and the one end fixed mounting that the shutoff board was kept away from to the horizontal pole has the pushing equipment.
Preferably, fixed sleeve is last fixed mounting has L template, and the inside fixed mounting of L template has motor one, and fixed mounting has the screw rod on the motor one, and the one end that motor one was kept away from to the screw rod rotates with preheating cylinder to be connected, and the outside screw thread of screw rod has cup jointed the slide, and one side symmetry fixed mounting that the slide is close to preheating cylinder has two connecting rods, and two connecting rods are kept away from the one end of slide all to extend to preheating cylinder's inside and with pushing plate fixed connection, and two connecting rods all with preheating cylinder swing joint.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, through the cooperation between the motor II and the transmission shaft as well as the sleeve, the heating pipe is convenient to rotate, meanwhile, the stirring shaft and the stirring rod continuously rotate to fully stir the precoated sand raw material in the preheating cylinder, and through the cooperation between the external gear II and the external gear I and the rotating shaft and the internal gear, the preheating cylinder is convenient to rotate, and then the blades continuously turn over the precoated sand raw material, so that the precoated sand raw material is convenient to uniformly heat;
(2) This is novel through the cooperation between motor one and screw rod and slide and the slide, is convenient for push away the flitch and remove to through the cooperation between flitch and horizontal pole and the shutoff board, be convenient for the shutoff board shifts out from the inside of discharge gate, pushes away the tectorial membrane sand raw materials that the preheating cylinder internal heating was accomplished simultaneously, thereby is convenient for tectorial membrane sand raw materials discharge from the discharge gate.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
In the drawings:
FIG. 1 is a schematic diagram of a precoated sand roasting and preheating device in the utility model;
FIG. 2 is a schematic cross-sectional view of a preheating cylinder according to the present utility model;
FIG. 3 is a schematic diagram of the preheating cylinder structure of the present utility model;
FIG. 4 is a schematic view of the exploded structure of the mounting plate and the retaining sleeve of the present utility model;
FIG. 5 is a schematic view of the structure of the uniform heating mechanism of the present utility model;
fig. 6 is a schematic structural diagram of a pushing mechanism of the present utility model.
In the figure: 1. a U-shaped frame; 2. a preheating cylinder; 3. a pushing mechanism; 301. a plugging plate; 302. a side plate; 303. a cross bar; 304. a pushing plate; 305. a screw; 306. an L-shaped plate; 307. a first motor; 308. a slide plate; 309. a connecting rod; 4. a uniform heating mechanism; 401. a second motor; 402. a transmission shaft; 403. a U-shaped plate; 404. an internal gear; 405. a stirring shaft; 406. a sleeve; 407. heating pipes; 408. a stirring rod; 409. a side ring; 4010. an external gear I; 4011. a rotating shaft; 4012. an external gear II; 5. a fixed sleeve; 6. a valve; 7. a feed pipe; 8. a support shaft; 9. a mounting plate; 10. a discharge port; 11. a blade; 12. an outer groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The first embodiment is shown in fig. 1-3, the utility model comprises a U-shaped frame 1, a preheating cylinder 2 is arranged in the U-shaped frame 1, a supporting shaft 8 is fixedly arranged on the outer side of the preheating cylinder 2, one end, far away from the preheating cylinder 2, of the supporting shaft 8 is rotationally connected with the inner wall of the U-shaped frame 1, a uniform heating mechanism 4 is arranged on the preheating cylinder 2, a feeding pipe 7 is fixedly arranged on the preheating cylinder 2, a valve 6 is arranged on the feeding pipe 7, a discharge hole 10 is arranged on the preheating cylinder 2, the discharge hole 10 and the feeding pipe 7 are positioned on the same side, and a pushing mechanism 3 is arranged on the preheating cylinder 2.
Specifically, as shown in fig. 3-5, the uniform heating mechanism 4 comprises a second motor 401 fixed on the inner wall of the U-shaped frame 1, a transmission shaft 402 is fixedly installed on the second motor 401, one end of the transmission shaft 402, which is far away from the second motor 401, extends to the inside of the preheating cylinder 2, the transmission shaft 402 is in rotary connection with the preheating cylinder 2, a sleeve 406 positioned in the preheating cylinder 2 is fixedly sleeved on the outer side of the transmission shaft 402, two stirring shafts 405 are symmetrically and fixedly installed on the outer side of the sleeve 406, stirring rods 408 are fixedly installed on the outer sides of the two stirring shafts 405 at equal distances, two heating pipes 407 are symmetrically and fixedly installed on the outer side of the sleeve 406, a side ring 409 is fixedly installed on one side of the preheating cylinder 2, which is close to the second motor 401, an inner gear 404 is fixedly arranged in the side ring 409, a rotating shaft 4011 is rotationally connected to the inner wall of the U-shaped frame 1, an outer gear 4010 is fixedly arranged on the outer side of the rotating shaft 4011, the outer gear 4010 is in meshed connection with the inner gear 404, an outer gear 4012 is fixedly arranged on the outer side of the transmission shaft 402, the outer gear 4012 is in meshed connection with the outer gear 4010, a U-shaped plate 403 is fixedly arranged on the inner wall of the U-shaped frame 1, the transmission shaft 402 and the rotating shaft 4011 are both rotationally connected with the U-shaped plate 403, blades 11 are fixedly arranged at equal angles in the preheating cylinder 2, a fixing sleeve 5 is fixedly arranged on the outer side of the preheating cylinder 2, an outer groove 12 is formed in the outer side of the fixing sleeve 5, a mounting plate 9 is fixedly arranged on the inner bottom wall of the U-shaped frame 1, and the fixing sleeve 5 is rotationally connected with the mounting plate 9 through the outer groove 12;
in the use state, the motor II 401 is started firstly to drive the transmission shaft 402 to rotate and drive the sleeve 406 to rotate, meanwhile, the stirring shaft 405 and the stirring rod 408 rotate to fully stir the precoated sand raw material inside the preheating cylinder 2, meanwhile, the two heating pipes 407 rotate to fully contact the precoated sand raw material with the two heating pipes 407, when the transmission shaft 402 rotates, the rotation of the rotation shaft 4011 is driven through the meshing action of the external gear II 4012 and the external gear I4010, the rotation of the preheating cylinder 2 is driven through the meshing action of the external gear I4010 and the internal gear 404, and the cooperation between the fixed sleeve 5 and the mounting plate 9 is used for facilitating the stable rotation of the preheating cylinder 2, meanwhile, the blades 11 placed inside the preheating cylinder 2 rotate along with the rotation of the stirring shaft and continuously turn the precoated sand raw material, and finally, the uniform heating of the precoated sand raw material is realized.
Specifically, as shown in fig. 6, the pushing mechanism 3 includes a plugging plate 301 located inside the discharge hole 10, a side plate 302 is fixedly installed on the plugging plate 301, the side plate 302 is attached to the outer side of the preheating cylinder 2, a cross rod 303 is fixedly installed on one side of the plugging plate 301 away from the side plate 302, a pushing plate 304 is fixedly installed on one end of the cross rod 303 away from the plugging plate 301, an L-shaped plate 306 is fixedly installed on the fixed sleeve 5, a first motor 307 is fixedly installed on the first motor 307, a screw 305 is fixedly installed on one end of the screw 305 away from the first motor 307 and is rotationally connected with the preheating cylinder 2, a sliding plate 308 is sleeved on an outer side thread of the screw 305, two connecting rods 309 are symmetrically and fixedly installed on one side of the sliding plate 308, close to the preheating cylinder 2, one ends of the two connecting rods 309 away from the sliding plate 308 extend to the interior of the preheating cylinder 2 and are fixedly connected with the pushing plate 304, and the two connecting rods 309 are movably connected with the preheating cylinder 2;
in the use state, after the precoated sand raw material inside the preheating cylinder 2 is preheated, the first motor 307 is started, the screw 305 is driven to rotate, the sliding plate 308 is driven to move along the screw 305, at this time, the two connecting rods 309 drive the pushing plate 304 to move, so that the precoated sand raw material is pushed, the plugging plate 301 is moved out of the discharge hole 10, and finally the precoated sand raw material is discharged from the discharge hole 10.
Claims (5)
1. The utility model provides a tectorial membrane sand roasting preheating device, includes U type frame (1), its characterized in that: the inside of the U-shaped frame (1) is provided with a preheating cylinder (2), the outer side of the preheating cylinder (2) is fixedly provided with a supporting shaft (8), one end of the supporting shaft (8) away from the preheating cylinder (2) is rotationally connected with the inner wall of the U-shaped frame (1), the preheating cylinder (2) is provided with a uniform heating mechanism (4), the preheating cylinder (2) is fixedly provided with a feeding pipe (7), the feeding pipe (7) is provided with a valve (6), the preheating cylinder (2) is provided with a discharging hole (10), the discharging hole (10) and the feeding pipe (7) are positioned on the same side, and the preheating cylinder (2) is provided with a pushing mechanism (3);
even heating mechanism (4) including being fixed in motor two (401) of U type frame (1) inner wall, fixed mounting has transmission shaft (402) on motor two (401), the one end that motor two (401) were kept away from to transmission shaft (402) extends to the inside of preheating section of thick bamboo (2), and transmission shaft (402) are connected with preheating section of thick bamboo (2) rotation, sleeve (406) that are located preheating section of thick bamboo (2) are fixed to the outside of transmission shaft (402), two (405) are fixed to the outside symmetry fixed mounting of sleeve (406), stirring rod (408) are fixed to the outside equal distance of two (405), two heating pipes (407) are fixed to the outside symmetry of sleeve (406), one side fixed mounting that is close to motor two (401) of preheating section of thick bamboo (2) has side ring (409), the inside fixed mounting of side ring (409) has internal gear (404), the inner wall rotation of U type frame (1) is connected with pivot (4011), the outside fixed mounting of pivot (4010) external gear one (4010), external gear (4010) is connected with internal gear (404) meshing, the outside fixed mounting of transmission shaft (402) two (4010).
2. The precoated sand roasting and preheating device according to claim 1, wherein: the inner wall of the U-shaped frame (1) is fixedly provided with a U-shaped plate (403), and the transmission shaft (402) and the rotating shaft (4011) are both rotationally connected with the U-shaped plate (403).
3. The precoated sand roasting and preheating device according to claim 1, wherein: the novel preheating device is characterized in that blades (11) are fixedly arranged at equal angles in the preheating cylinder (2), a fixing sleeve (5) is fixedly arranged on the outer side of the preheating cylinder (2), an outer groove (12) is formed in the outer side of the fixing sleeve (5), a mounting plate (9) is fixedly arranged on the inner bottom wall of the U-shaped frame (1), and the fixing sleeve (5) is rotationally connected with the mounting plate (9) through the outer groove (12).
4. The precoated sand roasting and preheating device according to claim 1, wherein: the pushing mechanism (3) comprises a blocking plate (301) positioned inside the discharge hole (10), a side plate (302) is fixedly installed on the blocking plate (301), the side plate (302) is attached to the outer side of the preheating cylinder (2), a cross rod (303) is fixedly installed on one side, away from the side plate (302), of the blocking plate (301), and a pushing plate (304) is fixedly installed on one end, away from the blocking plate (301), of the cross rod (303).
5. A precoated sand roasting and preheating device according to claim 3, wherein: an L-shaped plate (306) is fixedly arranged on the fixed sleeve (5), a motor I (307) is fixedly arranged in the L-shaped plate (306), a screw rod (305) is fixedly arranged on the motor I (307), one end of the screw rod (305) far away from the motor I (307) is rotationally connected with the preheating cylinder (2), a sliding plate (308) is sleeved on the outer side thread of the screw rod (305), two connecting rods (309) are symmetrically and fixedly arranged on one side of the sliding plate (308) close to the preheating cylinder (2), one ends of the two connecting rods (309) far away from the sliding plate (308) extend to the inside of the preheating cylinder (2) and are fixedly connected with the pushing plate (304), and the two connecting rods (309) are movably connected with the preheating cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320685120.4U CN219503671U (en) | 2023-03-30 | 2023-03-30 | Precoated sand roasting and preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320685120.4U CN219503671U (en) | 2023-03-30 | 2023-03-30 | Precoated sand roasting and preheating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219503671U true CN219503671U (en) | 2023-08-11 |
Family
ID=87527266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320685120.4U Active CN219503671U (en) | 2023-03-30 | 2023-03-30 | Precoated sand roasting and preheating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219503671U (en) |
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2023
- 2023-03-30 CN CN202320685120.4U patent/CN219503671U/en active Active
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