CN210286053U - Protection device of conveyer belt - Google Patents
Protection device of conveyer belt Download PDFInfo
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- CN210286053U CN210286053U CN201921137186.XU CN201921137186U CN210286053U CN 210286053 U CN210286053 U CN 210286053U CN 201921137186 U CN201921137186 U CN 201921137186U CN 210286053 U CN210286053 U CN 210286053U
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- conveyor belt
- baffle
- bidirectional screw
- screw rod
- sand box
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Abstract
The utility model relates to a technical field of conveyer belt aims at providing a protection device of conveyer belt, and its technical scheme main points are: the automatic feeding device comprises a sand box positioned above a conveying belt, wherein the sand box is provided with an upward opening, a box frame used for supporting the sand box is arranged below the sand box, the bottom of the sand box is provided with a discharge hole which is right opposite to the conveying belt, the discharge hole is connected with a first baffle and a second baffle which are used for opening and closing the discharge hole in a sliding manner, a bidirectional screw rod is rotatably connected below the discharge hole, the bidirectional screw rod is provided with two sections of threads with opposite rotating directions, the end part of the bidirectional screw rod is connected with a reciprocating motor, the first baffle and the second baffle are respectively connected with the two sections of threads which are opposite on the bidirectional screw rod, and the first baffle and the second baffle are; the protective device for the conveyor belt has the effect of protecting the conveyor belt from high temperatures.
Description
Technical Field
The utility model relates to a conveyer belt field, in particular to protection device of conveyer belt.
Background
The casting is a technological process of smelting metal into liquid meeting certain requirements, pouring the liquid into a casting mold, cooling, solidifying and cleaning to obtain a casting with a preset shape, size and performance. At present, in a conventional casting process, sand molds are mostly manufactured by using molding sand for casting, and after casting is finished, the sand molds are crushed so as to be convenient for recovery and utilization.
Chinese patent No. CN205085344U discloses a foundry used sand recycling and cooling device, which comprises a conveying mechanism with a feeder at the front end and a mixer at the rear end, wherein the conveying mechanism is a conveyor belt, a controller is arranged on the conveyor belt, the conveyor belt provides power through a driving reciprocating motor at the end part, and the driving reciprocating motor is connected with the controller; the device mutually supports through a plurality of sensors and controller, realizes the dynamic control of conveyer belt and agitator, has guaranteed the mixing quality of used sand, provides the reliable old sand of quality for the preparation of follow-up sand mould, has guaranteed the stability of preparation molding sand psammitolite.
The conveyer belt is the mechanism of common use in the casting production, and the temperature after the foundry goods casting is very high, and the foundry goods conveyer belt is when carrying high temperature foundry goods, and the foundry goods can cause the damage to the conveyer belt, consequently need lay thermal-insulated sand on the conveyer belt in advance, protects the conveyer belt, consequently, needs design a protection device now and lays thermal-insulated sand for the conveyer belt.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a protection device of conveyer belt has the advantage that the protection conveyer belt is not damaged by high temperature.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the protection device for the conveyor belt comprises a sand box located above the conveyor belt, wherein the sand box is provided with an upward opening, a box frame used for supporting the sand box is arranged below the sand box, a discharge hole opposite to the conveyor belt is formed in the bottom of the sand box, a first baffle and a second baffle which are used for opening and closing the discharge hole are connected to the discharge hole in a sliding mode, a bidirectional screw rod is connected to the lower portion of the discharge hole in a rotating mode, the bidirectional screw rod is provided with two sections of threads with opposite rotating directions, a reciprocating motor is connected to the end portion of the bidirectional screw rod, the first baffle and the second baffle are connected with the two sections of threads on the bidirectional screw rod respectively, and the first baffle and the second baffle are in threaded connection.
By adopting the technical scheme, the heat-insulating sand is positioned in the sand box, the reciprocating motor is started before the casting is conveyed by the conveyor belt, the reciprocating motor drives the bidirectional screw rod to rotate, two sections of threads with opposite rotating directions are arranged on the bidirectional screw rod, so that the first baffle and the second baffle can move horizontally to two sides simultaneously to open the discharge port, the reciprocating motor is closed when the discharge port is completely opened, the heat-insulating sand is paved on the conveyor belt through the discharge port, the high-temperature casting is isolated from the conveyor belt, and the conveyor belt is protected from being damaged by the high temperature of the casting. When the conveying belt stops conveying the castings, the reciprocating motor is started, the reciprocating motor drives the bidirectional screw rod to rotate in a reverse direction, two sections of threads with opposite rotating directions are arranged on the bidirectional screw rod, the first baffle and the second baffle move horizontally in an opposite direction, so that the discharge port is closed, the motor is closed when the discharge port is completely closed, and the next use is waited.
Furthermore, two ends of the bidirectional screw rod are provided with limit blocks, and the limit blocks are connected with the sand box.
Through adopting above-mentioned technical scheme, the stopper links to each other with the sand box and guarantees the stability of two-way lead screw, simultaneously, carries on spacingly to first baffle and second baffle, prevents to close the motor slow excessively, and the second baffle drops from two-way lead screw, and first baffle collides with the motor.
Furthermore, the discharge hole adopts a funnel type design with a wide upper part and a narrow lower part.
Through adopting above-mentioned technical scheme, prevent that thermal-insulated sand is too much piling up on the conveyer belt, guarantee that thermal-insulated sand is more even to be laid on the conveyer belt.
Furthermore, the outer side wall of the end part of the discharge port is provided with a rolling plate, and the length direction of the rolling plate is vertical to the conveying direction of the conveying belt.
Through adopting above-mentioned technical scheme, the dull and stereotyped area increase thermal-insulated scope increase that can guarantee that thermal-insulated sand is smooth to lay on the conveyer belt of the mill, thereby thermal-insulated sand is laid smoothly simultaneously, prevents that the foundry goods slope from landing from the conveyer belt, guarantees the stable transport of foundry goods.
Furthermore, the discharge port is provided with an adjusting bolt penetrating through a nut, and the rolling plate is provided with a strip-shaped adjusting hole matched with the adjusting bolt.
By adopting the technical scheme, the nut is unscrewed to adjust the position of the rolling plate, and the nut is screwed to fix the rolling plate, so that the device is suitable for conveying belts with different heights.
Furthermore, a disc-shaped base is arranged at the lower end of the box frame.
Through adopting above-mentioned technical scheme, the slope of probably pothole on ground, the setting of disc base guarantees the stability of sand box, prevents that the sand box from taking place to rock in the use.
Furthermore, a slide way is arranged on the box frame, a containing box in sliding connection is arranged in the slide way, and the containing box is positioned on two sides of the conveying belt.
By adopting the technical scheme, the heat insulation sand which slides from the two sides of the conveying belt in the process of rolling the rolling plate can be conveniently recycled, and the waste is reduced.
Furthermore, a material receiving opening is formed in the opening of the sand box.
Through adopting above-mentioned technical scheme, guarantee that heat-insulating sand can be stable pour into the sand box in, prevent to pour into the in-process mesophilic sand and spill.
To sum up, the utility model discloses following beneficial effect has:
1. through the arrangement of the bidirectional screw rod, the bidirectional screw rod controls the first baffle and the second baffle to horizontally reciprocate, and the effect of controlling the heat insulation sand to be paved on the conveying belt is achieved;
2. through the setting of the rolling plate, the rolling plate rolls the heat-insulating sand, and the conveying belt has the effects of enlarging the heat-insulating range of the conveying belt and stably conveying castings.
Drawings
FIG. 1 is a schematic illustration of the attachment of an embodiment to a conveyor belt;
FIG. 2 is a schematic view of the entire structure of the embodiment;
FIG. 3 is an operation diagram illustrating the closing of the receiving port in the embodiment;
fig. 4 is an operation diagram illustrating the opening of the receiving port in the embodiment.
In the figure, 1, a sand box; 11. a material receiving port; 2. a box frame; 21. a storage box; 211. a pulley; 22. a base; 23. a slideway; 3. a discharge port; 31. a bidirectional lead screw; 32. a first baffle plate; 33. a second baffle; 34. a limiting block; 35. a reciprocating motor; 36. rolling a plate; 361. an adjustment hole; 37. adjusting the bolt; 4. and (4) a conveyor belt.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
a protection device of a conveyor belt comprises a sand box 1, wherein the sand box 1 is positioned right below a conveyor belt 4, a box frame 2 used for supporting the sand box 1 is arranged below the sand box 1, the sand box 1 is provided with an upward opening, a material receiving opening 11 is arranged at the opening, and a material discharging opening 3 is arranged at the bottom of the sand box 1. The heat insulation sand is poured into the sand box 1 through the material receiving port 11, and is paved on the conveyor belt 4 right below the sand box 1 through the material outlet 3, so that the high-temperature casting is isolated from the conveyor belt 4, and the conveyor belt 4 is protected.
As shown in fig. 2, a disc-shaped base 22 for ensuring the stability of the sand box 1 is arranged at the lower end of the box frame 2, a slide rail 23 is arranged on the box frame 2, storage boxes 21 are slidably connected in the slide rail 23, and the two storage boxes 21 are respectively positioned at two sides of the conveyor belt 4 and used for recycling heat insulation sand falling off from the conveyor belt 4 in the flattening process, so that waste is reduced. The sliding connection facilitates pouring the heat insulation sand in the storage box 21 into the sand box 1, and waste is reduced.
As shown in fig. 2, the discharge port 3 is designed in a funnel shape with a wide top and a narrow bottom, and each side length of the discharge port 3 is smaller than the width of the conveyor belt 4, so that the heat-insulating sand is laid on the conveyor belt 4 as much as possible, the two outer side walls at the discharge port 3 are provided with the flattening plates 36, the length direction of the flattening plates 36 is perpendicular to the conveying direction of the conveyor belt 4, the heat-insulating sand is laid on the conveyor belt 4 evenly, the heat-insulating range of the conveyor belt 4 is enlarged, the conveyor belt 4 is prevented from being damaged by high temperature of castings, and meanwhile, the castings can be prevented from sliding off the conveyor. The discharge port 3 is provided with an adjusting bolt 37 with a nut, the rolling plate 36 is provided with a strip-shaped adjusting hole 361 matched with the adjusting bolt 37, and the rolling plate 36 is adjusted to be suitable for the conveyor belts 4 with different heights.
As shown in fig. 3 and 4, a first baffle 32 and a second baffle 33 for opening and closing the discharge port 3 are slidably connected to the discharge port 3, a bidirectional screw 31 is rotatably connected to the lower portion of the discharge port 3, the bidirectional screw 31 is provided with two sections of threads with opposite rotation directions, a reciprocating motor 35 is connected to the end portion of the bidirectional screw 31, the first baffle 32 and the second baffle 33 are respectively connected to two sections of threads on the bidirectional screw 31, and the first baffle 32 and the second baffle 33 are in threaded connection with the bidirectional screw 31. The reciprocating motor 35 drives the bidirectional screw rod 31 to rotate, the bidirectional screw rod 31 is provided with two sections of threads with opposite rotating directions, and the first baffle 32 and the second baffle 33 horizontally move in the opposite direction and in the opposite direction, so that the opening and closing of the discharge port 3 are controlled, sand leakage of the sand box 1 is ensured when the conveyor belt 4 is conveyed, and sand leakage of the sand box 1 is ensured when the conveyor belt 4 is not conveyed. Two ends of the bidirectional screw 31 are provided with limit blocks 34, the limit blocks 34 are connected with the sand box 1 to ensure the stability of the bidirectional screw 31, meanwhile, the second baffle 33 is prevented from falling off from the bidirectional screw 31 in the process of opening the discharge port 3, and the first baffle 32 collides with the motor.
The specific implementation process comprises the following steps: preparation work is performed by pouring heat insulating sand into the molding box 1. When the conveyor belt 4 conveys, the reciprocating motor 35 is started, the first baffle 32 and the second baffle 33 move back to two sides in a horizontal moving mode, the discharge port 3 is opened, and when the discharge port 3 is completely opened, the reciprocating motor 35 is closed. The heat insulation sand is laid on the conveyor belt 4 through the discharge port 3, the conveyor belt 4 is conveyed forwards, the heat insulation sand is laid on the conveyor belt 4 flatly through flattening of the flattening plate 36 and conveyed forwards along with the conveyor belt 4 until the conveying is finished, the reciprocating motor 35 is started, the first baffle plate 32 and the second baffle plate 33 simultaneously move horizontally in opposite directions until the discharge port 3 is closed, the reciprocating motor 35 is closed, and the work is finished.
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 (8)
1. A protection device of a conveyor belt is characterized in that: comprises a sand box (1) positioned above a conveyor belt (4), wherein the sand box (1) is provided with an upward opening, a box frame (2) used for supporting the sand box (1) is arranged below the sand box (1), the bottom of the sand box (1) is provided with a discharge hole (3) which is opposite to the conveyor belt (4), the discharge hole (3) is connected with a first baffle (32) and a second baffle (33) which are used for opening and closing the discharge hole (3) in a sliding way, a bidirectional screw rod (31) is rotatably connected below the discharge hole (3), the bidirectional screw rod (31) is provided with two sections of threads with opposite rotating directions, the end part of the bidirectional screw rod (31) is connected with a reciprocating motor (35), the first baffle (32) and the second baffle (33) are respectively connected with two sections of opposite threads on the bidirectional screw rod (31), the first baffle plate (32) and the second baffle plate (33) are in threaded connection with the bidirectional screw rod (31).
2. A conveyor belt protection device as claimed in claim 1, wherein: two ends of the bidirectional screw rod (31) are provided with limiting blocks (34), and the limiting blocks (34) are connected with the sand box (1).
3. A conveyor belt protection device as claimed in claim 1, wherein: the discharge port (3) adopts a funnel type design with a wide upper part and a narrow lower part.
4. A conveyor belt protection device as claimed in claim 1, wherein: the outer side wall of the end part of the discharge port (3) is provided with a rolling plate (36), and the length direction of the rolling plate (36) is vertical to the conveying direction of the conveyor belt (4).
5. A conveyor belt protection device according to claim 4, wherein: the rolling plate (36) is vertically and slidably connected with the discharge hole (3), an adjusting bolt (37) penetrating through a nut is arranged at the discharge hole (3), and a strip-shaped adjusting hole (361) matched with the adjusting bolt (37) is formed in the rolling plate (36).
6. A conveyor belt protection device as claimed in claim 1, wherein: the lower end of the box frame (2) is provided with a disc-shaped base (22).
7. A conveyor belt protection device as claimed in claim 6, wherein: be equipped with slide (23) on tank tower (2), be equipped with sliding connection's containing box (21) in slide (23), containing box (21) are located conveyer belt (4) both sides.
8. A conveyor belt protection device as claimed in claim 1, wherein: and a material receiving port (11) is arranged at the opening of the sand box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921137186.XU CN210286053U (en) | 2019-07-18 | 2019-07-18 | Protection device of conveyer belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921137186.XU CN210286053U (en) | 2019-07-18 | 2019-07-18 | Protection device of conveyer belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210286053U true CN210286053U (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921137186.XU Active CN210286053U (en) | 2019-07-18 | 2019-07-18 | Protection device of conveyer belt |
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| CN (1) | CN210286053U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113734829A (en) * | 2021-09-15 | 2021-12-03 | 安徽云龙粮机有限公司 | Movable type rear unloading platform based on grain transportation |
-
2019
- 2019-07-18 CN CN201921137186.XU patent/CN210286053U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113734829A (en) * | 2021-09-15 | 2021-12-03 | 安徽云龙粮机有限公司 | Movable type rear unloading platform based on grain transportation |
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