CN211803666U - Automatic processing system of waste sand core resin - Google Patents
Automatic processing system of waste sand core resin Download PDFInfo
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- CN211803666U CN211803666U CN201922426324.2U CN201922426324U CN211803666U CN 211803666 U CN211803666 U CN 211803666U CN 201922426324 U CN201922426324 U CN 201922426324U CN 211803666 U CN211803666 U CN 211803666U
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Abstract
The utility model discloses an automatic processing system for waste sand core resin; the method comprises the following steps: the vibration crusher is used for vibrating, crushing and regenerating the waste sand core resin; the visual sorting equipment is used for removing impurities from the waste sand core resin after the waste sand core resin is vibrated, crushed and regenerated by the vibration crusher in a visual detection mode; the friction regenerator is used for performing demoulding treatment on the waste sand core resin subjected to impurity removal by the visual sorting equipment to obtain regenerated sand; and the sand mixer is used for stirring and mixing the regenerated sand subjected to the demolding treatment of the friction regenerating machine and the added resin and curing agent to obtain the resin regenerated sand. Compared with a magnetic separator adopted in the prior art, the utility model has better impurity removing effect by using the visual sorting equipment for sorting, so that the obtained resin reclaimed sand is better and purer; and simultaneously, the utility model discloses further simplify system architecture to simplify the production procedure, and then improve production efficiency.
Description
Technical Field
The utility model relates to a waste sand core resin processing apparatus technical field especially relates to a waste sand core resin automated processing system.
Background
In recent years, the resin sand automatic production line and the production process have high starting point and fast development. The sand mixing molding equipment and the used sand recycling treatment equipment are mainly composed, wherein the used sand recycling treatment equipment generally adopts a powerful suspension magnetic separator and a passing-through magnetic separation technology to separate iron blocks in used sand, and advanced process equipment such as vibration crushing regeneration, friction regeneration, vertical sand temperature regulator cooling separation, dense phase low-speed pneumatic conveying, secondary stirring cage continuous sand mixing and the like is adopted, so that the treated used sand is stable in performance, the quality of mixed molding sand is reliable, and the rejection rate of castings is reduced. However, in the prior art, only magnetic metal objects can be selected by magnetic separation, and impurities such as stones, plastics and the like cannot be removed completely; and in the used sand recycling treatment equipment in the prior art, a strong suspension magnetic separator and a through type magnetic separation are adopted for magnetic separation, so that the magnetic separation process is increased, the efficiency is further reduced, and the cost is increased. In view of this, how to provide an automatic waste sand core resin processing system with good sorting effect and good processing efficiency is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
Aiming at the problem that only magnetic metal objects can be selected by magnetic separation in the prior art, impurities such as stones, plastics and the like cannot be removed completely; in addition, the magnetic separation in the used sand recycling treatment equipment in the prior art adopts a strong suspension magnetic separator and a through type magnetic separation, so that the magnetic separation process is increased, the efficiency is further reduced, and the cost is increased; the utility model provides a select separately effectual and the good automatic processing system of useless sand core resin of treatment effeciency.
The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize:
design a useless sand core resin automated processing system, include:
the vibration crusher is used for vibrating, crushing and regenerating the waste sand core resin;
the visual sorting equipment is used for removing impurities from the waste sand core resin after the waste sand core resin is vibrated, crushed and regenerated by the vibration crusher in a visual detection mode;
the friction regenerator is used for performing demoulding treatment on the waste sand core resin subjected to impurity removal by the visual sorting equipment to obtain regenerated sand;
and the sand mixer is used for stirring and mixing the regenerated sand subjected to the demolding treatment of the friction regenerating machine and the added resin and curing agent to obtain the resin regenerated sand.
Preferably, the visual sorting apparatus comprises:
a sorting rack;
the conveying belt is arranged on the sorting rack and is used for conveying the waste sand core resin;
the image acquisition device is arranged on the upper side of the tail end of the conveyor belt and is used for acquiring the image of the waste sand core resin passing through the conveyor belt;
the analysis device is connected with the image acquisition device and is used for analyzing the image information acquired by the image acquisition device and distinguishing impurities in the waste sand core resin;
the nozzle is arranged at the lower side of the tail end of the conveyor belt, the control end of the nozzle is connected with the analysis device, and gas is sprayed out according to the analysis result of the analysis device to remove impurities in the waste sand core resin;
and the first material receiving hopper is arranged at the lower side of the tail end of the conveying belt and is used for collecting the waste sand core resin after impurities are removed.
Preferably, the image acquisition device is a near-infrared CCD camera.
Preferably, the method further comprises the following steps:
the feeding hopper is arranged on one side of the conveying belt, which is opposite to the image acquisition device, and is used for the materials output by the vibration crusher;
the vibrator is arranged on the lower side of the feed hopper and is used for uniformly scattering materials in the feed hopper;
the upper end of the slideway is connected with the output end of the feed hopper, and the lower end of the slideway is arranged above the conveyor belt and used for outputting bulk materials to the conveyor belt.
Preferably, a lifting machine is arranged between the first material receiving hopper and the friction regenerator, and the lifting machine is used for lifting the material of the first material receiving hopper into the friction regenerator.
Preferably, a constant temperature adjusting box is further arranged between the friction regenerating machine and the sand mixer, and the constant temperature adjusting box is used for cooling and keeping constant temperature treatment on the regenerated sand generated by the friction regenerating machine.
Preferably, the temperature of the thermostatic regulating box is kept in the range of 15-35 ℃.
The utility model provides a, beneficial effect lies in: the utility model discloses at first, utilize vision sorting facilities to select separately to reject impurity such as metal, plastics, stone in the useless psammitolite resin, compare the magnet separator that adopts among the prior art, it is better to remove the impurity effect, therefore the better pureness of resin reclaimed sand that obtains; and simultaneously, the utility model discloses a powerful magnetic separator and the through-type magnetic separation device that hangs among the prior art are replaced to vision sorting facilities, can further simplify system architecture to simplify the production flow, and then improve production efficiency.
Drawings
The present invention will be described in further detail with reference to the following examples, which are not intended to limit the invention.
FIG. 1 is a schematic structural diagram of a processing system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a visual sorting apparatus according to an embodiment of the present invention;
fig. 3 is a schematic diagram of an image capturing device, an analyzing device, and a nozzle according to an embodiment of the present invention.
In the figure: the device comprises a vibration crusher 1, a visual sorting device 2, a sorting rack 21, a conveyor belt 22, an image acquisition device 23, an analysis device 24, a nozzle 25, a first material receiving hopper 26, a feed hopper 27, a vibrator 28, a slide way 29, a second material receiving hopper 210, a friction regenerator 3, a constant temperature adjusting box 4 and a sand mixer 5.
Detailed Description
The technical solutions in the embodiments of the present invention are 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 some embodiments of the present invention, not all embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached figure 1, the utility model discloses an automatic processing system of useless sand core resin, include: the vibration crusher 1 is used for vibrating, crushing and regenerating the waste sand core resin; the visual sorting equipment 2 is used for removing impurities from the waste sand core resin after the waste sand core resin is vibrated, crushed and regenerated by the vibration crusher 1 in a visual detection mode; the friction regenerator 3 is used for performing demoulding treatment on the waste sand core resin subjected to impurity removal by the visual sorting equipment 2 to obtain regenerated sand; and the sand mixer 5 is used for stirring and mixing the regenerated sand subjected to the demolding treatment of the friction regenerating machine 3 and the added resin and curing agent to obtain resin regenerated sand.
As described above, the vibration crusher 1 first vibrates, crushes, and regenerates the waste sand core resin, and then the visual sorting apparatus 2 sorts impurities in the waste sand core resin by the visual sorting manner: such as metal, plastic and stone, only the waste sand core resin is reserved; and then, the friction regenerator 3 performs demoulding treatment on the waste sand core resin subjected to impurity removal by the visual sorting equipment 2 to obtain regenerated sand, wherein the friction discs which are staggered with each other can be used for performing friction demoulding on the fallen waste sand core resin by the friction regenerator 3, the demoulding effect is better than that of a conventionally used centrifugal regenerator, and the centrifugal regenerator is about 28 percent, the friction regenerator reaches 33 percent and the recovery rate of the used sand can reach more than 95 percent from the comparison of demoulding rate indexes. And finally, stirring and mixing the reclaimed sand obtained by demolding with a sand re-mixer 5 and the added resin and curing agent to obtain the resin reclaimed sand. The embodiment of the utility model provides an at first use vision sorting equipment 2 to select separately to reject impurity such as metal, plastics, stone in the useless psammitolite resin, compare the magnet separator that adopts among the prior art, it is better to remove the impurity effect, therefore the better pureness of resin reclaimed sand that obtains; and simultaneously, the utility model discloses a powerful magnetic separator and the through-type magnetic separation device that hangs among the prior art are replaced to vision sorting equipment 2, can further simplify system architecture to simplify the production flow, and then improve production efficiency.
Further, referring to fig. 2 and 3, the visual sorting apparatus 2 includes: a sorting rack 21; a conveyor belt 22 provided on the sorter frame 21 for conveying the waste sand core resin; an image collecting device 23, disposed on the upper side of the end of the conveyor belt 22, for collecting the image of the waste sand core resin passing through the conveyor belt 22; the analysis device 24 is connected with the image acquisition device 23 and is used for analyzing the image information acquired by the image acquisition device 23 and distinguishing impurities in the waste sand core resin; a nozzle 25 disposed below the end of the conveyor belt 33, having a control end connected to the analyzer 24, for ejecting gas to remove impurities in the waste core resin based on the analysis result of the analyzer 24; and a first receiving hopper 26 disposed at a lower side of the end of the conveyor belt 33 for collecting the waste sand core resin after removing impurities. Specifically, the image capturing device 23 may be a near-infrared CCD camera. Further, still include: a feed hopper 27, which is arranged on one side of the conveyor belt 22 opposite to the image acquisition device 23 and is used for the material output by the vibration crusher 2; the vibrator 28 is arranged on the lower side of the feed hopper 27 and is used for uniformly scattering materials in the feed hopper; and the upper end of the slide way 29 is connected with the output end of the feed hopper 27, and the lower end of the slide way is arranged above the conveyor belt 22 and used for outputting the bulk materials to the conveyor belt 22.
The operation of the visual sorting device 2 is described in detail below:
the vibration crusher 1 discharges the materials after vibration crushing into a feed hopper 27, a vibrator 28 which can adopt an electromagnetic vibration principle is arranged at the lower end of the feed hopper 27, the vibrator 28 disperses the material hoppers in the feed hopper 27 evenly and then falls onto a conveyor belt 22 through a slide way 29, the conveyor belt 22 moves at a fixed speed to move the materials from one end to the other end, an image acquisition device 23 arranged at the upper side of the other end acquires the image information of the materials passing through the path, and transmits the image information to the analyzing device 24, the analyzing device 24 analyzes the composition of the material in the image, and sends a driving signal to the nozzle 25 according to the component information, the nozzle 25 ejects gas according to the trajectory of the parabolic movement of the material to remove other impurities contained in the waste sand core resin, the first receiving hopper 26 is used for receiving the waste sand core resin, and the second receiving hopper 210 is used for receiving the removed impurities.
It should be noted that the image capturing device 23 may be a near-infrared CCD camera, and the near-infrared wavelength (900 nm to 2500 nm) may well sort the objects according to the material, as shown in the technology disclosed in the publication No. CN108340509A, so that the image capturing device 23 may specifically obtain the signal of the characteristic peak of the relevant impurity, and then the signal is analyzed by the analyzing device 24. Simultaneously analytical equipment 24 is in the embodiment of the utility model provides a can be the host computer, its RGB value through specific algorithm acquisition image and contrast with the threshold value that prestores, when the comparison result passes through, the material of material for the judgement is shot in the expression to can discern like impurity such as metal, plastics, stone. Finally, the analysis device 24 transmits a command signal to the nozzle 25 according to the analysis result, and the nozzle 25 is connected with the origin through a solenoid valve; and connection, the air injection operation of the nozzle is realized by controlling the on-off of the electromagnetic valve, so that the target material (namely impurities) is sprayed away, the movement track is changed, and then the target material falls into the second receiving hopper 210, and the waste sand core resin falls into the first receiving hopper 26, so that the sorting function is realized.
Further, a lifter is arranged between the first material receiving hopper 26 and the friction regenerator 3, and the lifter is used for lifting the material of the first material receiving hopper 26 into the friction regenerator 3.
Further, a constant temperature adjusting box 4 is further arranged between the friction regenerator 3 and the sand mixer 5, and the constant temperature adjusting box 4 is used for cooling and maintaining constant temperature treatment on the regenerated sand generated by the friction regenerator 3.
Specifically, the temperature of the thermostatic regulation box 4 is maintained in the range of 15-35 ℃. This is because the sand temperature has a great influence on the usable time, the solidification rate, the strength properties of the molding sand, etc., and the optimum sand temperature generally used is lower than 35 ℃ or lower, whereas the sand temperature after the treatment by the friction regenerator 3 is usually higher than 35 ℃, and therefore, the constant temperature must be maintained by the constant temperature adjusting tank 4 to obtain a high-quality resin-regenerated sand.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a useless sand core resin automated processing system which characterized in that includes:
the vibration crusher (1) is used for vibrating, crushing and regenerating the waste sand core resin;
the visual sorting equipment (2) is used for removing impurities from the waste sand core resin after the waste sand core resin is vibrated, crushed and regenerated by the vibration crusher (1) in a visual detection mode;
the friction regenerator (3) is used for carrying out demoulding treatment on the waste sand core resin after the impurities are removed by the visual sorting equipment (2) to obtain regenerated sand;
and the sand mixer (5) is used for stirring and mixing the regenerated sand subjected to the demolding treatment of the friction regenerator (3) with the added resin and curing agent to obtain resin regenerated sand.
2. An automated processing system for spent sand core resins according to claim 1, characterized in that the visual sorting device (2) comprises:
a sorting rack (21);
a conveyor belt (22) disposed on the sorting rack (21) for conveying the waste sand core resin;
the image acquisition device (23) is arranged on the upper side of the tail end of the conveyor belt (22) and is used for acquiring the image of the waste sand core resin passing through the conveyor belt (22);
the analysis device (24) is connected with the image acquisition device (23) and is used for analyzing the image information acquired by the image acquisition device (23) and distinguishing impurities in the waste sand core resin;
the nozzle (25) is arranged at the lower side of the tail end of the conveyor belt (22), the control end of the nozzle is connected with the analysis device (24), and gas is ejected according to the analysis result of the analysis device (24) to remove impurities in the waste sand core resin;
and the first material receiving hopper (26) is arranged at the lower side of the tail end of the conveyor belt (22) and is used for collecting the waste sand core resin after impurities are removed.
3. The automatic processing system of waste sand core resin as claimed in claim 2, characterized in that the image acquisition device (23) is a near infrared CCD camera.
4. The automated waste sand core resin processing system of claim 3, further comprising:
the feeding hopper (27) is arranged on one side, opposite to the image acquisition device (23), of the conveying belt (22) and is used for the materials output by the vibration crusher (1);
the vibrator (28) is arranged on the lower side of the feed hopper (27) and is used for uniformly scattering materials in the feed hopper;
and the upper end of the slide way (29) is connected with the output end of the feed hopper (27), and the lower end of the slide way is arranged above the conveyor belt (22) and used for outputting the materials scattered by the hopper to the conveyor belt (22).
5. The automatic processing system of waste sand core resin as claimed in claim 2, characterized in that a lifter is arranged between the first receiving hopper (26) and the friction regenerator (3), and the lifter is used for lifting the material of the first receiving hopper (26) into the friction regenerator (3).
6. The automatic processing system of waste sand core resin according to claim 1, characterized in that a constant temperature adjusting box (4) is further arranged between the friction regenerating machine (3) and the sand mixer (5), and the constant temperature adjusting box (4) is used for cooling and maintaining constant temperature treatment on the regenerated sand generated by the friction regenerating machine (3).
7. The automatic processing system of waste sand core resin according to claim 6, characterized in that the temperature of the constant temperature adjusting box (4) is kept in the range of 15-35 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922426324.2U CN211803666U (en) | 2019-12-30 | 2019-12-30 | Automatic processing system of waste sand core resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922426324.2U CN211803666U (en) | 2019-12-30 | 2019-12-30 | Automatic processing system of waste sand core resin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211803666U true CN211803666U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922426324.2U Active CN211803666U (en) | 2019-12-30 | 2019-12-30 | Automatic processing system of waste sand core resin |
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|---|---|
| CN (1) | CN211803666U (en) |
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- 2019-12-30 CN CN201922426324.2U patent/CN211803666U/en active Active
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