CN108356216B - Multifunctional roller cooling crushing screening machine - Google Patents
Multifunctional roller cooling crushing screening machine Download PDFInfo
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- CN108356216B CN108356216B CN201711458213.9A CN201711458213A CN108356216B CN 108356216 B CN108356216 B CN 108356216B CN 201711458213 A CN201711458213 A CN 201711458213A CN 108356216 B CN108356216 B CN 108356216B
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- roller
- screening
- crushing
- screening device
- control piece
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/06—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sieving or magnetic separating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
- B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
- B22C5/0459—Blending, mixing, kneading or stirring; Methods therefor with a receptacle rotating about a horizontal or slightly inclined axis, e.g. with fixed or rotating tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/08—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sprinkling, cooling, or drying
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a multifunctional roller cooling crushing screening machine which comprises a feeding hole, a roller, a first screening device, a second screening device, a power and carrier roller device and a discharging hole, wherein the power and carrier roller device and the discharging hole are arranged on the outer side of the roller; the first screening device is arranged at a feed inlet of the roller; the second screening device is arranged above the discharge hole of the roller; the second screening device comprises a sand outlet and a waste outlet, and the sand outlet is communicated with the discharge hole; the first screening device and the second screening device are multi-stage screening devices, and the screening pore diameter of the first screening device is larger than that of the second screening device; the crushing assembly is arranged on the inner wall of the roller and is a convex block with a sharp-angled shape, the crushing assembly further comprises a control piece connected with the convex block, and the control piece can control the convex block to stretch out and contract on the inner wall of the roller. The multifunctional roller cooling crushing screening machine provided by the invention improves the crushing efficiency.
Description
Technical Field
The invention relates to the technical field of casting sand block treatment equipment, in particular to a multifunctional roller cooling crushing screening machine.
Background
At present the foundry industry for improving the molding sand quality, guarantee the gas permeability of molding sand, often need cool off the screening processing to the molding sand, traditional sand is handled the separation device that cooling screening still adopted cooling, screening and is carried out sand and handle, and the cooling of molding sand is accomplished by cooling drum and screening machine respectively with the screening. The cooling drum comprises an air blast heat exchange device, a drum and a power and carrier roller device. The blast air heat exchange device is positioned at the sand inlet end of the roller, and the power and carrier roller device is positioned at the right lower end of the roller. The air blower blows air into the roller body through the blast pipe, heat and dust are discharged in a mode that air is blown from the front end to the rear end, and dust is collected in a dust collecting device arranged at the tail end of the roller. The supporting roller in the power and supporting roller device rotates to drive the roller to rotate, and the spiral conveying of the molding sand in the roller is realized. The cooling effect and the dust removal effect of molding sand are easily limited by the length of the roller, the effect is poor, and the air permeability of the molding sand is seriously influenced. The molding sand and the casting enter the roller body from the front end of the roller, are spirally conveyed to the outlet at the tail end of the roller body, and then enter the screening machine for screening, and the cooling and screening are separated, so that the equipment manufacturing process is complex, the occupied area is increased, the limitation of a factory building is easy, the energy consumption in the production process is high, the material waste is caused, the maintenance is troublesome, and the function is single; and the casting head and the iron slag in the molding sand need to be sorted manually, so that the labor intensity is high and the efficiency is low.
In view of the above-mentioned deficiencies, there is a need for a new multi-function drum-cooled crushing screen machine.
Disclosure of Invention
The invention mainly aims to provide a multifunctional roller cooling crushing screening machine, and aims to provide a novel crushing screening machine which improves screening efficiency and reduces labor intensity.
In order to achieve the purpose, the multifunctional roller cooling crushing screening machine provided by the invention comprises a feeding hole, a roller, a first screening device, a second screening device, a power and carrier roller device and a discharging hole, wherein the power and carrier roller device and the discharging hole are arranged outside the roller; the power and carrier roller device is used for supporting the rotary drum to rotate and driving the rotary drum to rotate; the first screening device is arranged at a feed inlet of the roller and is used for primarily screening the fed materials fed from the feed inlet; the second screening device is arranged above the discharge hole of the roller and is used for screening the crushed sand blocks in the roller; the second screening device comprises a sand outlet and a waste outlet, and the sand outlet is communicated with the discharge hole; the first screening device and the second screening device are multi-stage screening devices, and the screening pore diameter of the first screening device is larger than that of the second screening device; the crushing assembly is arranged on the inner wall of the roller and is a convex block with a sharp-angled shape, the crushing assembly further comprises a control piece connected with the convex block, and the control piece can control the convex block to stretch out and contract on the inner wall of the roller.
Preferably, the bumps are densely arranged on the inner wall and comprise first area bumps and second area bumps, the control piece comprises a first control piece and a second control piece, and the first control piece is connected with the first area bumps and used for controlling the action of the first area bumps; the second control piece is connected with the second area bump and used for controlling the action of the second area bump.
Preferably, the first region bumps and the second region bumps are distributed at intervals.
Preferably, the multifunctional drum cooling, crushing and screening device further comprises a waste recovery port, and the waste recovery port is communicated with the waste outlet of the second screening device.
Preferably, a material sensor is further arranged in the roller and used for sensing whether the material reaches a preset standard line; the feeding port is provided with a controller electrically connected with the material sensor and a valve connected with the controller, and the controller is used for controlling the valve to be closed when the material sensor senses that the sand blocks in the roller exceed a preset standard line.
Preferably, the material sensor is an infrared sensor.
Preferably, a tungsten carbide welding rod is welded on the sharp corner of the bump.
Preferably, the multifunctional roller cooling crushing screening machine further comprises an alarm device, wherein the alarm device is electrically connected with the crushing assembly and the power and roller device and used for giving an alarm when the crushing assembly and the power and roller device are in failure.
Preferably, a spraying device is further arranged in the roller and fixed on the inner wall of the roller and used for humidifying the sand blocks in the roller.
Preferably, the spraying device is a plurality of spray heads arranged on the inner wall of the roller, and the plurality of spray heads are arranged in parallel.
The invention discloses a multifunctional roller cooling crushing screening machine which comprises a feeding hole, a roller, a first screening device, a second screening device, a power and carrier roller device and a discharging hole, wherein the power and carrier roller device and the discharging hole are arranged on the outer side of the roller; the power and carrier roller device is used for supporting the rotary drum to rotate and driving the rotary drum to rotate; the first screening device is arranged at a feed inlet of the roller and is used for primarily screening the fed materials fed from the feed inlet; the second screening device is arranged above the discharge hole of the roller and is used for screening the crushed sand blocks in the roller; the second screening device comprises a sand outlet and a waste outlet, and the sand outlet is communicated with the discharge hole; the first screening device and the second screening device are multi-stage screening devices, and the screening pore diameter of the first screening device is larger than that of the second screening device; the crushing assembly is arranged on the inner wall of the roller and is a convex block with a sharp-angled shape, the crushing assembly further comprises a control piece connected with the convex block, and the control piece can control the convex block to stretch out and contract on the inner wall of the roller. The multifunctional roller cooling crushing screening machine provided by the invention is adopted to carry out pre-screening at the feed inlet through the first screening device, so that sand blocks suitable for screening are screened, the crushing of the sand blocks in the roller is facilitated, and the crushing efficiency is improved. And the crushed sand blocks are screened for the second time to obtain screened fine molding sand. Meanwhile, the lug with the sharp-angled shape is arranged on the inner wall of the roller, and the sand block in the roller is crushed and crushed through the lug, so that the crushing efficiency is improved through collision between the sand block in the roller and the lug on the inner wall of the roller in the process of high-speed operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a structural view of a multi-functional drum-cooled crushing and screening machine according to an embodiment of the present invention.
Fig. 2 is a right side view of fig. 1.
| Reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | Crushing and |
30 | |
| 10 | |
40 | Power and |
| 20 | |
50 | Second screening device |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
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.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a multifunctional roller 30 cooling crushing screening machine 100, and aims to provide a novel crushing screening machine 100 which improves screening efficiency and reduces labor intensity.
Referring to fig. 1 and 2, in an embodiment of the present invention, the multifunctional drum 30 cooling crushing screening machine 100 includes a feeding port 10, a drum 30, a first screening device, a second screening device 50, a power and idler device 40 disposed outside the drum, and a discharging port 20; the power and carrier roller device 40 is used for supporting the roller 30 to rotate and driving the roller 30 to rotate; the first screening device is arranged at the feed inlet 10 of the drum 30 and is used for primarily screening the feed input from the feed inlet 10; the second screening device 50 is arranged above the discharge port 20 of the drum 30 and is used for screening the sand blocks crushed in the drum 30; the second screening device 50 comprises a sand outlet and a waste outlet, and the sand outlet is communicated with the discharge hole 20; the first screening device and the second screening device 50 are multi-stage screening devices, and the screening pore diameter of the first screening device is larger than that of the second screening device 50; the inner wall of the roller 30 is provided with a crushing assembly, the crushing assembly is a convex block with a sharp-angled shape, the crushing assembly further comprises a control piece connected with the convex block, and the control piece can control the convex block to stretch out and contract on the inner wall of the roller 30. The multifunctional roller 30 cooling crushing screening machine 100 provided by the invention is used for pre-screening at the feed inlet through the first screening device, screening sand blocks suitable for screening, facilitating crushing of the sand blocks in the roller 30 and improving the crushing efficiency. And the crushed sand blocks are screened for the second time to obtain screened fine molding sand. Meanwhile, in the invention, the bumps with the sharp-angle shapes are arranged on the inner wall of the roller 30, and the bumps are used for crushing and crushing the sand blocks in the roller 30, so that the crushing efficiency is improved by collision between the sand blocks in the roller 30 and the bumps on the inner wall of the roller 30 in the process of high-speed operation.
Specifically, in the present embodiment, a protrusion is provided on the inner wall of the drum 30. The bump has a pointed shape, may be a pyramid having a pyramid tip like shape, or may have a plurality of pointed shapes. And a tungsten carbide welding rod is welded on the sharp corner. And the hardness of the sharp corner is improved by welding a tungsten carbide welding rod on the sharp corner.
Specifically, the bumps in this embodiment are densely arranged on the inner wall, and include first area bumps and second area bumps, the control piece includes a first control piece and a second control piece, and the first control piece is connected to the first area bumps and is used for controlling the movement of the first area bumps; the second control piece is connected with the second area bump and used for controlling the action of the second area bump. The bumps on the inner wall of the roller 30 are divided into different areas, the bumps in the first area and the bumps in the second area can act simultaneously, and a part of the bumps can act according to the amount of sand blocks in the roller 30. Therefore, the bump is divided into a first area bump and a second area bump, wherein the first area bump and the second area bump are distributed at intervals. When the number of the sand lumps is not large, the first control part controls the first area bump to extend out of the inner wall of the roller 30, or the second control part controls the second area bump to extend out of the inner wall of the roller 30. Therefore, the abrasion of the bump is reduced, and the service life is prolonged.
In addition, the multi-functional drum 30 cooling crushing screening machine 100 in this embodiment further includes a first screening device and a second screening device 50, wherein the first screening device is disposed at the feeding hole 10, and the second screening device 50 is disposed above the discharging hole 20. And the first screening device and the second screening device 50 are both multi-stage screening devices, and the screening pore diameter of the first screening device is larger than that of the second screening device 50.
In another embodiment, a material sensor is further disposed in the drum 30 for sensing whether the material reaches a preset standard line; the controller is electrically connected with the material sensor and used for controlling the valve to close when the material sensor senses that the sand block in the shell exceeds a preset standard line. Wherein, the material inductor is an infrared inductor.
In this embodiment, a material sensor is further disposed in the roller 30, and the material sensor can sense whether the sand block in the controller reaches a preset height. When the sand block in the shell reaches the preset height, the controller in the shell controls the valve at the feed port 10 to be closed. It should be noted that the controller can be connected to the material sensor and the power detector, and receive and control signals from the material sensor and the power detector. Or the two controllers can separately control the material inductor and the power detector.
In another preferred embodiment, the multifunctional drum 30 cooling, crushing and screening machine 100 further comprises an alarm device electrically connected to the water feeding assembly, the crushing assembly and the power and idler device for giving an alarm when the water feeding assembly, the crushing assembly and the power and idler device fail. The alarm device can be a buzzer or an LED lamp. Through set up alarm device on multi-functional cylinder 30 cooling crushing screening machine 100, make multi-functional cylinder 30 cooling crushing screening machine 100 when breaking down, can in time send out the police dispatch newspaper, make the staff in time handle the trouble.
The shell is provided with two maintenance channels communicated with the interior of the shell, and the two maintenance channels are arranged in the middle of the shell; a cover plate is arranged above the maintenance passage 40. Through set up the maintenance passageway that communicates with inside of casing on the casing, make maintenance personal can follow this maintenance passageway and get into in the casing, maintain equipment.
In addition, a spraying device is further arranged in the roller 30, and the spraying device is fixed on the inner wall of the roller 30 and used for humidifying the sand blocks in the roller 30. The spraying device is a plurality of spray heads arranged on the inner wall of the roller 30, and the plurality of spray heads are arranged in parallel.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the present specification and drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. A multifunctional roller cooling crushing screening machine is characterized by comprising a feeding hole, a roller, a first screening device, a second screening device, a power and carrier roller device and a discharging hole, wherein the power and carrier roller device and the discharging hole are arranged on the outer side of a roller barrel; the power and carrier roller device is used for supporting the rotary drum to rotate and driving the rotary drum to rotate; the first screening device is arranged at a feed inlet of the roller and is used for primarily screening the fed materials fed from the feed inlet; the second screening device is arranged above the discharge hole of the roller and is used for screening the crushed sand blocks in the roller; the second screening device comprises a sand outlet and a waste outlet, and the sand outlet is communicated with the discharge hole; the first screening device and the second screening device are both multi-stage screening devices, and the screening pore diameter of the first screening device is larger than that of the second screening device; the crushing assembly is arranged on the inner wall of the roller and is a bump with a sharp corner shape, the crushing assembly further comprises a control piece connected with the bump, and the control piece can control the bump to extend out and contract on the inner wall of the roller; the lugs are densely distributed on the inner wall of the roller and comprise first area lugs and second area lugs, the control piece comprises a first control piece and a second control piece, and the first control piece is connected with the first area lugs and is used for controlling the action of the first area lugs; the second control piece is connected with the second area bump and used for controlling the action of the second area bump.
2. The multi-functional drum-cooled vibratory screening machine according to claim 1, wherein the multi-functional drum-cooled vibratory screening machine further comprises a waste recovery port in communication with the waste outlet of the second screening device.
3. The multifunctional roller cooling, crushing and screening machine according to claim 1, wherein a material sensor is further disposed in the roller for sensing whether the material reaches a preset standard line; the feeding port is provided with a controller electrically connected with the material sensor and a valve connected with the controller, and the controller is used for controlling the valve to be closed when the material sensor senses that the sand blocks in the roller exceed a preset standard line.
4. The multi-functional roller-cooling, crushing and screening machine according to claim 3, wherein the material sensor is an infrared sensor.
5. The multifunctional roller cooling and crushing screening machine according to any one of claims 1 to 4, wherein tungsten carbide welding rods are welded to sharp corners of the projections.
6. The multi-functional roller cooling, crushing and screening machine according to any one of claims 1 to 4, further comprising an alarm device electrically connected to the crushing assembly and the power and idler device for alerting when the crushing assembly and the power and idler device fail.
7. The multifunctional roller cooling, crushing and screening machine according to any one of claims 1 to 4, characterized in that a spraying device is further arranged in the roller, and the spraying device is fixed on the inner wall of the roller and is used for humidifying the sand blocks in the roller.
8. The multifunctional roller cooling, crushing and screening machine according to claim 7, wherein the spraying device is a plurality of spray heads arranged on the inner wall of the roller, and the plurality of spray heads are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711458213.9A CN108356216B (en) | 2017-12-28 | 2017-12-28 | Multifunctional roller cooling crushing screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711458213.9A CN108356216B (en) | 2017-12-28 | 2017-12-28 | Multifunctional roller cooling crushing screening machine |
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| Publication Number | Publication Date |
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| CN108356216A CN108356216A (en) | 2018-08-03 |
| CN108356216B true CN108356216B (en) | 2021-04-02 |
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| CN201711458213.9A Active CN108356216B (en) | 2017-12-28 | 2017-12-28 | Multifunctional roller cooling crushing screening machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109382175A (en) * | 2018-12-26 | 2019-02-26 | 南京芬钢环保科技有限公司 | Steel scrap autogenous grinding rolling barrel and autogenous grinding method for cleaning |
| CN109453859A (en) * | 2018-12-27 | 2019-03-12 | 南京芬钢环保科技有限公司 | Magnetic separation steel scrap autogenous grinding screening machine and high-grade steel scrap separation method |
| CN114367520B (en) * | 2022-01-09 | 2022-12-02 | 孙辉 | Casting waste residue environmental protection recovery processing device |
| CN114472801A (en) * | 2022-02-09 | 2022-05-13 | 黄山中发耐磨材料科技股份有限公司 | Casting sand screening plant |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| NL156945B (en) * | 1972-09-29 | 1978-06-15 | Expert Nv | DEVICE FOR COOLING AND DRYING FORM SAND AND FOR COOLING CAST PIECES. |
| CN1221334C (en) * | 2003-01-30 | 2005-10-05 | 谢明明 | Apparatus for braking garbage bags and singling out garbage |
| US7416084B2 (en) * | 2005-10-13 | 2008-08-26 | Wst International (Holdings) Limited | Apparatus for piercing garbage bags and collecting nonrigid, elongate objects and powder |
| CN2930886Y (en) * | 2006-08-08 | 2007-08-08 | 郑州运达造纸设备有限公司 | Dry-type bales-off dreg discharging apparatus |
| CN201267802Y (en) * | 2008-08-11 | 2009-07-08 | 中冶宝钢技术服务有限公司 | Separation device of powder dust on surface of granule |
| CN201799393U (en) * | 2010-06-30 | 2011-04-20 | 天津百利阳光环保设备有限公司 | Roller sieving machine for processing garbage |
| CN202146968U (en) * | 2011-06-29 | 2012-02-22 | 漯河市汇达铸造机械有限公司 | Shower barrel cooling crushing screen machine |
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