CN118106448A - Iron mold sand-covering production line integrating product separation, polishing, sand removal and mold preheating - Google Patents
Iron mold sand-covering production line integrating product separation, polishing, sand removal and mold preheating Download PDFInfo
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- CN118106448A CN118106448A CN202410247611.XA CN202410247611A CN118106448A CN 118106448 A CN118106448 A CN 118106448A CN 202410247611 A CN202410247611 A CN 202410247611A CN 118106448 A CN118106448 A CN 118106448A
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 274
- 239000004576 sand Substances 0.000 title claims abstract description 154
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 137
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 48
- 238000000926 separation method Methods 0.000 title claims abstract description 18
- 238000005498 polishing Methods 0.000 title claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000007689 inspection Methods 0.000 claims abstract description 18
- 230000008569 process Effects 0.000 claims abstract description 12
- 230000000007 visual effect Effects 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 claims abstract description 6
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 5
- 238000004458 analytical method Methods 0.000 claims description 39
- 238000005266 casting Methods 0.000 claims description 39
- 238000001228 spectrum Methods 0.000 claims description 39
- 230000007306 turnover Effects 0.000 claims description 27
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 238000007664 blowing Methods 0.000 claims description 6
- 239000000284 extract Substances 0.000 claims description 6
- 238000010191 image analysis Methods 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 4
- 230000007547 defect Effects 0.000 claims description 4
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical compound [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000005056 compaction Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000010183 spectrum analysis Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/23—Compacting by gas pressure or vacuum
- B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D2/00—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
- B22D29/02—Vibratory apparatus specially designed for shaking out flasks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D33/00—Equipment for handling moulds
- B22D33/02—Turning or transposing moulds
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Devices For Molds (AREA)
Abstract
The invention relates to an iron mold sand-covering production line integrating product separation, polishing, sand removal and mold preheating, the whole production line adopts annular layout, continuous and automatic cyclic production of iron molds among a pouring part, a box opening part, a sand falling part, a sand shooting part and a box closing part is realized through a transfer system, and the production efficiency and the productivity are greatly improved. The unpacking part efficiently completes product separation through the box turning machine, and the shakeout effect is monitored in real time by utilizing the ultrasonic detection module, so that whether shakeout is thorough or not is judged with high precision. And in the sand removal process, the visual detection device and the cleaning module are combined, so that double inspection and cleaning of the sand removal state of the surface of the iron mold are realized, and sand removal is ensured. The sand shooting part adopts a stepping box feeder and a multi-station sand shooting machine, sand materials are automatically filled and compacted according to a set program, and the quality and consistency of sand molds are effectively ensured. The step and the walk are arranged, so that the inspection and maintenance of workers are facilitated.
Description
Technical Field
The invention relates to the field of iron mold sand coating production, in particular to an iron mold sand coating production line integrating product separation, polishing, sand cleaning and mold preheating.
Background
In the modern casting industry, iron mold sand-lined casting has been widely used as a casting process with high efficiency, precision and environmental protection. The process comprises the steps of pre-coating a uniform resin sand layer on the inner wall of a cast iron mould, and pouring molten metal into a sand mould to form a casting, and has the advantages of good casting surface quality, high dimensional accuracy, high production efficiency and the like.
However, the conventional iron mold sand-lined casting production line has some problems in the actual operation process, such as insufficient connection among the working procedures, low automation degree, difficult precise control of sand removal effect and the like, and these factors often lead to low production efficiency, unstable product quality, and possibly increased additional labor cost and energy consumption. Meanwhile, the condition that the cleaning is not thorough exists in the sand cleaning step, so that the damage rate of production is increased on one hand, and a large amount of manpower is wasted due to the fact that special setting staff are needed for checking on the other hand.
Disclosure of Invention
In order to solve the problems, the invention provides an iron mold sand-covering production line integrating product separation, polishing, sand removal and mold preheating, which comprises a pouring part, a box opening part, a sand falling part, a sand shooting part, a box closing part and a transfer system;
The casting part is used for casting the sand-covered casting mould, the box opening part is used for opening the casting iron mould, the sand falling part is used for falling sand to the iron mould after the box opening, the sand injection part is used for injecting sand to prepare a sand mould, the box closing part is used for closing the iron mould after sand injection is completed, and the transferring system is used for transferring the iron mould;
the pouring part, the box opening part, the sand falling part, the sand shooting part and the box closing part form an annular production line which is connected end to end through a transfer system, so that the cyclic production is realized.
The pouring part comprises a pouring control room, a tilting pouring machine and a rail, and the pouring control room controls the whole pouring process;
The tilting casting machine is used for ensuring that molten metal is stably and accurately injected into a preset sand-covered casting mold in casting, and simultaneously assisting the molten metal to fill a cavity better through tilting action and facilitating gas discharge, so that air hole defects in castings are reduced;
The rails are used for conveying and positioning in pouring, and the movement and stopping of the casting mould among the stations are accurately controlled.
The box opening part comprises a box opening machine, a first single-station box turning machine, a second single-station box turning machine, a double-station vibration shakeout machine, a first double-station box turning machine and a temperature regulating module; the sand dropping pits are arranged below the first single-station box turner, the second single-station box turner, the double-station vibration shakeout machine and the first double-station box turner;
The box opening machine is used for opening the iron molds, pouring out finished products through the first single-station box overturning machine and the second single-station box overturning machine after opening the iron molds, and opening all the iron molds downwards after pouring out the finished products;
Then the iron mold enters a double-station vibration shakeout machine to perform vibration shakeout, after the shakeout is completed, the iron mold enters a first double-station box turning machine to perform sand removal inspection, and the first double-station box turning machine performs upward turning inspection and then downward turning and resetting;
The temperature adjusting module is used for adjusting the temperature of the iron mold so as to carry out the subsequent sand shooting step.
The distance between the first single-station box overturning machine and the second single-station box overturning machine is the length of one iron mold;
The double-station vibration shakeout machine is provided with an ultrasonic detection module, wherein the ultrasonic detection module is loaded on the surface of the iron mold, and the shakeout effect in the vibration shakeout process is detected by transmitting and collecting ultrasonic waves;
The ultrasonic detection module comprises an ultrasonic emission head, an ultrasonic detection head and an analysis module; the ultrasonic transmitting head is used for transmitting complex frequency ultrasonic waves and coupling the complex frequency ultrasonic waves to the outer surface of the iron mold; the ultrasonic detection head collects ultrasonic waves on the other side of the ultrasonic emission head on the outer surface of the iron mold, and sends the collected ultrasonic waves to the analysis module for analysis;
The analysis module analyzes the ultrasonic wave to judge whether the knockout of the iron mold is finished, and when the knockout of the iron mold is finished, the analysis module feeds back a finishing signal to the double-station vibration knockout machine, so that the double-station vibration knockout machine finishes knockout.
The analysis module is used for analyzing the ultrasonic wave specifically as follows:
the ultrasonic emitter emits complex frequency ultrasonic waves, and the analysis module stores the frequency spectrum of the ultrasonic emitter emitting the ultrasonic waves; the analysis module performs spectrum analysis on the collected ultrasonic signals and determines the collected ultrasonic frequency spectrum;
the analysis module is used for differentiating the acquired ultrasonic spectrum and the transmitted ultrasonic spectrum so as to obtain a differential spectrum, wherein the differential spectrum reflects the absorption characteristics of the iron mold on ultrasonic waves with different frequencies;
The analysis module extracts the peak value of the differential spectrum, and compares the frequency and the half-width corresponding to the peak value with the frequency and the half-width corresponding to the peak value of the differential spectrum of the iron mold after the pre-acquired shakeout is completed; when the deviation of the peak value and the deviation of the half-width are both in the allowable range, the analysis module feeds back a finishing signal to the double-station vibration shakeout machine;
Or alternatively
The analysis module extracts the peak value of the differential spectrum and calculates the similarity between the differential spectrum and a pre-stored standard differential spectrum; when the similarity is within the allowable range, the analysis module feeds back a completion signal to the double-station vibration shakeout machine; wherein the standard differential spectrum is the differential spectrum of the iron mold which is completed by the sand shakeout and is acquired in advance.
The first double-station box overturning machine is provided with a visual detection device, comprises a visible light camera, and is used for shooting images of the surface of the iron mold and carrying out image analysis so as to carry out sand cleaning inspection; meanwhile, the first double-station box overturning machine is provided with a cleaning module for cleaning the position where sand cleaning is incomplete through a blowing or water spraying means.
The sand shooting part comprises a first stepping box feeder, a multi-station sand shooting machine and a second stepping box feeder;
The first step-by-step box conveyor and the second step-by-step box conveyor are used for automatically conveying the iron mold filled with sand to be filled from one station to the next station according to set speed and sequence;
The multi-station sand shooting machine is used for shooting sand of an iron mold to prepare a sand mold and at least comprises a sand filling station and a compacting station.
The box closing part comprises a second double-station box turning machine, a third single-station box turning machine and a box closing machine;
a distance of the length of an iron mold is arranged between the second double-station box overturning machine and the third single-station box overturning machine;
The second double-station box turnover machine is used for turning the sand surface upwards to check the sand mold, and the third single-station box turnover machine is used for turning the iron mold into an upper mold after turning; the box closing machine is used for closing the iron mould.
The transfer system is provided with a plurality of box pushing machines, lifting devices and a maneuvering roller way; the box pushing machine is used for pushing the iron mold to the lifting device, the lifting device is used for transferring the iron mold to the motorized roller way, and the motorized roller way is used for conveying the iron mold at different positions;
the production line is an oval, rectangular or circular circulating production line, and the iron mold circulates among the pouring part, the box opening part, the sand falling part, the sand shooting part and the box closing part, and pouring is carried out after the box closing is completed;
the production line is also provided with a step and a walk for providing a walking channel during manual inspection.
The iron mold sand coating production method uses the iron mold sand coating production line, and comprises the following steps:
Step A: the visual detection device of the first double-station box overturning machine shoots an image of the surface of the iron mold and performs image analysis to perform sand removal inspection; meanwhile, the cleaning module of the first double-station box overturning machine cleans the position where sand cleaning is incomplete by means of blowing or water spraying; and then the temperature adjusting module adjusts the temperature.
And (B) step (B): the first step-by-step box conveyor and the second step-by-step box conveyor automatically convey the iron mold filled with sand to be filled from one station to the next station according to set speed and sequence; the multi-station sand shooting machine shoots sand of the iron mold to prepare a sand mold, and at least comprises sand filling and compaction;
Step C: the second double-station box turnover machine of the box closing part turns over the sand surface upwards to check the sand mold, and the third single-station box turnover machine turns over the iron mold and then turns over the iron mold into an upper mold; the mold closing machine closes the iron mold;
Step D: pushing the iron mold to a lifting device through a box pushing machine, transferring the iron mold to a motorized roller way by the lifting device, and transferring the iron mold to a pouring part by the motorized roller way;
step E: the tilting casting machine ensures that molten metal is stably and accurately injected into a preset sand-covered casting mold in casting, and simultaneously helps the molten metal to fill a cavity better through tilting action and discharges air, so that air hole defects in the casting are reduced;
the rails are conveyed and positioned in pouring, and the movement and stopping of the casting mold among stations are accurately controlled;
Step F: pushing the iron mold to a lifting device through a box pushing machine, transferring the iron mold to a motorized roller way by the lifting device, and transferring the iron mold to a box opening part by the motorized roller way;
Step G: the box opening machine opens the iron molds, after the box opening, the finished products are poured out through the first single-station box turning machine and the second single-station box turning machine, and after the finished products are poured out, all the iron molds are opened downwards; and (3) then, the iron mold enters a double-station vibration shakeout machine to perform vibration shakeout, and then, the step (A) is continuously executed, so that the cyclic production is realized.
The beneficial effects of the invention are as follows:
The whole production line adopts annular layout, realizes continuous and automatic cyclic production of the iron mold among the pouring part, the box opening part, the sand falling part, the sand shooting part and the box closing part through the transfer system, and greatly improves the production efficiency and the productivity.
The unpacking part efficiently completes product separation through the box turning machine, and the shakeout effect is monitored in real time by utilizing the ultrasonic detection module, so that whether shakeout is thorough or not is judged with high precision. And in the sand removal process, the visual detection device and the cleaning module are combined, so that double inspection and cleaning of the sand removal state of the surface of the iron mold are realized, and sand removal is ensured.
The sand shooting part adopts a stepping box feeder and a multi-station sand shooting machine, sand materials are automatically filled and compacted according to a set program, and the quality and consistency of sand molds are effectively ensured. The production line is reasonable in overall layout, is provided with a step and a walk, and is convenient for workers to patrol and maintain.
The production line integrates a plurality of key links such as product separation, sand removal, mould preheating and the like, reduces the conversion time between working procedures, reduces the operation complexity and improves the overall production efficiency.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of a production line structure of the present invention;
FIG. 2 is a schematic diagram of the production process of the present invention.
Detailed Description
Example 1:
Referring to fig. 1, an iron mold sand-covering production line integrating product separation, polishing, sand removal and mold preheating is provided, and comprises a pouring part, a box opening part, a sand falling part, a sand shooting part, a box closing part and a transfer system;
The casting part is used for casting the sand-covered casting mould, the box opening part is used for opening the casting iron mould, the sand falling part is used for falling sand to the iron mould after the box opening, the sand injection part is used for injecting sand to prepare a sand mould, the box closing part is used for closing the iron mould after sand injection is completed, and the transferring system is used for transferring the iron mould;
the pouring part, the box opening part, the sand falling part, the sand shooting part and the box closing part form an annular production line which is connected end to end through a transfer system, so that the cyclic production is realized.
The pouring part comprises a pouring control room 41, a tilting pouring machine 42 and a rail 43, and the pouring control room 41 controls the whole pouring process;
The tilting casting machine 42 is used for ensuring that molten metal is stably and accurately injected into a preset sand-coated casting mold in casting, and simultaneously assisting the molten metal to fill a cavity better through tilting action and facilitating gas discharge, so that air hole defects in the casting are reduced;
The rails 43 are used for transporting and positioning during casting, and precisely control the movement and stopping of the casting mold between the stations.
The box opening part comprises a box opening machine 11, a first single-station box turning machine 12, a second single-station box turning machine 13, a double-station vibration shakeout machine 14, a first double-station box turning machine 15 and a temperature regulating module 16; the sand dropping pit 71 is arranged below the first single-station box turnover machine 12, the second single-station box turnover machine 13, the double-station vibration shakeout machine 14 and the first double-station box turnover machine 15;
The box opener 11 is used for opening the iron molds, pouring out finished products through the first single-station box turner 12 and the second single-station box turner 13 after opening the iron molds, and opening all the iron molds downwards after pouring out the finished products;
Then the iron mold enters a double-station vibration shakeout machine 14 for vibration shakeout, after the shakeout is finished, the iron mold enters a first double-station box turnover machine 15 for sand removal inspection, and the first double-station box turnover machine 15 performs upward turnover inspection and then downward turnover reset;
The temperature adjusting module is used for adjusting the temperature of the iron mold so as to carry out the subsequent sand shooting step.
The distance between the first single-station box turner 12 and the second single-station box turner 13 is the length of one iron mold;
The double-station vibration shakeout machine 14 is provided with an ultrasonic detection module which is loaded on the surface of the iron mold and detects the shakeout effect in the vibration shakeout process by emitting and collecting ultrasonic waves;
The ultrasonic detection module comprises an ultrasonic emission head, an ultrasonic detection head and an analysis module; the ultrasonic transmitting head is used for transmitting complex frequency ultrasonic waves and coupling the complex frequency ultrasonic waves to the outer surface of the iron mold; the ultrasonic detection head collects ultrasonic waves on the other side of the ultrasonic emission head on the outer surface of the iron mold, and sends the collected ultrasonic waves to the analysis module for analysis;
The analysis module analyzes the ultrasonic wave to judge whether the knockout of the iron mold is finished, and when the knockout of the iron mold is finished, the analysis module feeds back a finishing signal to the double-station vibration knockout machine 14, so that the double-station vibration knockout machine 14 finishes knockout.
The analysis module is used for analyzing the ultrasonic wave specifically as follows:
the ultrasonic emitter emits complex frequency ultrasonic waves, and the analysis module stores the frequency spectrum of the ultrasonic emitter emitting the ultrasonic waves; the analysis module performs spectrum analysis on the collected ultrasonic signals and determines the collected ultrasonic frequency spectrum;
the analysis module is used for differentiating the acquired ultrasonic spectrum and the transmitted ultrasonic spectrum so as to obtain a differential spectrum, wherein the differential spectrum reflects the absorption characteristics of the iron mold on ultrasonic waves with different frequencies;
The analysis module extracts the peak value of the differential spectrum, and compares the frequency and the half-width corresponding to the peak value with the frequency and the half-width corresponding to the peak value of the differential spectrum of the iron mold after the pre-acquired shakeout is completed; when the deviation of the peak value and the deviation of the half-width are both in the allowable range, the analysis module feeds back a completion signal to the double-station vibration shakeout machine 14;
Or alternatively
The analysis module extracts the peak value of the differential spectrum and calculates the similarity between the differential spectrum and a pre-stored standard differential spectrum; when the similarity is within the allowable range, the analysis module feeds back a completion signal to the double-station vibration shakeout machine 14; wherein the standard differential spectrum is the differential spectrum of the iron mold which is completed by the sand shakeout and is acquired in advance.
The first double-station box turnover machine 15 is provided with a visual detection device which comprises a visible light camera, and is used for shooting images of the surface of the iron mold and carrying out image analysis so as to carry out sand removal inspection; meanwhile, the first double-station box turnover machine 15 is provided with a cleaning module for cleaning the position where sand cleaning is incomplete by means of blowing or water spraying.
The sand shooting part comprises a first stepping box conveyor 21, a multi-station sand shooting machine 22 and a second stepping box conveyor 23;
The first step-by-step box conveyor 21 and the second step-by-step box conveyor 23 are used for automatically conveying the iron molds filled with sand to be filled from one station to the next station according to set speed and sequence;
The multi-station sand shooting machine is used for shooting sand of an iron mold to prepare a sand mold and at least comprises a sand filling station and a compacting station.
The box closing part comprises a second double-station box turning machine 31, a third single-station box turning machine 32 and a box closing machine 33;
A distance of the length of an iron mold is arranged between the second double-station box turnover machine 31 and the third single-station box turnover machine 32;
The second double-station box turner 31 is used for turning the sand surface upwards to check the sand mold, and the third single-station box turner 32 is used for turning the iron mold into an upper mold after turning; the box closing machine 33 is used for closing the iron mold.
The transfer system is provided with a plurality of box pushing machines 51, lifting devices 52 and a motorized roller way; the box pushing machine 51 is used for pushing the iron mold to the lifting device 52, the lifting device 52 is used for transferring the iron mold to the motorized roller way, and the motorized roller way is used for conveying the iron mold at different positions;
the production line is an oval, rectangular or circular circulating production line, and the iron mold circulates among the pouring part, the box opening part, the sand falling part, the sand shooting part and the box closing part, and pouring is carried out after the box closing is completed;
the production line is also provided with a step 62 and a walkway 61 for providing walkways during manual inspection.
Example 2:
Referring to fig. 2, a method for producing iron mold coated sand, using the iron mold coated sand production line, comprises the following steps:
Step A: the visual detection device of the first double-station box turnover machine 15 shoots an image of the surface of the iron mold and performs image analysis to perform sand removal inspection; meanwhile, the cleaning module of the first double-station box overturning machine 15 cleans the position where sand cleaning is incomplete by means of blowing or water spraying; and then the temperature adjusting module adjusts the temperature.
And (B) step (B): the first step-by-step box conveyor 21 and the second step-by-step box conveyor 23 automatically convey the iron mold filled with sand to be filled from one station to the next station according to set speed and sequence; the multi-station sand shooting machine shoots sand of the iron mold to prepare a sand mold, and at least comprises sand filling and compaction;
Step C: the second double-station box turner 31 of the box closing part turns over the sand surface upwards to check the sand mold, and the third single-station box turner 32 turns over the iron mold to be an upper mold; the box closing machine 33 closes the iron mold;
Step D: pushing the iron mold to a lifting device 52 through a box pushing machine 51, transferring the iron mold to a motorized roller way by the lifting device 52, and transferring the iron mold to a pouring part by the motorized roller way;
step E: the tilting casting machine 42 ensures that molten metal is stably and accurately injected into a preset sand-coated casting mold in casting, and simultaneously helps the molten metal to fill a cavity better through tilting action and discharges air, so that air hole defects in the casting are reduced;
The rails 43 are used for conveying and positioning in pouring, and the movement and stopping of the casting mould among stations are accurately controlled;
step F: the iron mould is pushed onto a lifting device 52 by a box pushing machine 51, the lifting device 52 transfers the iron mould onto a motorized roller way, and the motorized roller way transfers the iron mould to a box opening part;
Step G: the unpacking machine 11 unpacks the iron molds, after unpacking, the finished products are poured out through the first single-station box turnover machine 12 and the second single-station box turnover machine 13, and after the finished products are poured out, all the iron molds are downward in opening; and then the iron mold enters the double-station vibration shakeout machine 14 for vibration shakeout, and the step A is continuously executed, so that the cyclic production is realized.
Of course, steps a to G are actually performed simultaneously on a recycling line, and the steps a to G are directed to a production process of a set of sand molds.
The description of the foregoing embodiments has been provided for the purposes of illustration and description. It is not intended to be exhaustive or to limit the disclosure. Individual elements or features of a particular embodiment are generally not limited to the particular embodiment, but, where applicable, may be interchanged and used with the selected embodiment even if not specifically shown or described. The same elements or features may also be varied in many ways. Such variations are not to be regarded as a departure from the disclosure, and all such modifications are intended to be included within the scope of the disclosure.
Example embodiments are provided so that this disclosure will be thorough, and will fully convey the scope to those skilled in the art. Numerous details are set forth, such as examples of specific parts, devices, and methods, in order to provide a thorough understanding of embodiments of the present disclosure. It will be apparent to one skilled in the art that the exemplary embodiments may be embodied in many different forms without the use of specific details, and neither should be construed to limit the scope of the disclosure. In certain example embodiments, well-known processes, well-known device structures, and well-known techniques are not described in detail.
The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises" and "comprising" are inclusive and, therefore, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order discussed and illustrated, unless specifically indicated. It should also be appreciated that additional or alternative steps may be employed.
Claims (10)
1. An iron mold sand-covering production line integrating product separation, polishing, sand removal and mold preheating comprises a pouring part, a box opening part, a sand falling part, a sand shooting part, a box closing part and a transfer system; the method is characterized in that:
The casting part is used for casting the sand-covered casting mould, the box opening part is used for opening the casting iron mould, the sand falling part is used for falling sand to the iron mould after the box opening, the sand injection part is used for injecting sand to prepare a sand mould, the box closing part is used for closing the iron mould after sand injection is completed, and the transferring system is used for transferring the iron mould;
the pouring part, the box opening part, the sand falling part, the sand shooting part and the box closing part form an annular production line which is connected end to end through a transfer system, so that the cyclic production is realized.
2. The iron mold sand-lined production line integrating product separation, polishing, sand removal and mold preheating as claimed in claim 1, wherein:
The pouring part comprises a pouring control room (41), a tilting pouring machine (42) and a rail (43), and the pouring control room (41) controls the whole pouring process;
The tilting casting machine (42) is used for ensuring that molten metal is stably and accurately injected into a preset sand-covered casting mold in casting, and simultaneously assisting the molten metal to fill a cavity better through tilting action and facilitating gas discharge, so that air hole defects in the casting are reduced; the rails (43) are used for conveying and positioning in pouring, and precisely control the movement and the stopping of the casting mould among the stations.
3. The iron mold sand-lined production line integrating product separation, polishing, sand removal and mold preheating as claimed in claim 2, wherein:
The box opening part comprises a box opening machine (11), a first single-station box turning machine (12), a second single-station box turning machine (13), a double-station vibration shakeout machine (14), a first double-station box turning machine (15) and a temperature adjusting module (16); the sand dropping pits (71) are arranged below the first single-station box turnover machine (12), the second single-station box turnover machine (13), the double-station vibration shakeout machine (14) and the first double-station box turnover machine (15); the box opening machine (11) is used for opening the iron molds, pouring out finished products through the first single-station box overturning machine (12) and the second single-station box overturning machine (13) after the boxes are opened, and opening all the iron molds downwards after the finished products are poured out;
Then, the iron mold enters a double-station vibration shakeout machine (14) for vibration shakeout, after the shakeout is finished, the iron mold enters a first double-station box overturning machine (15) for sand removal inspection, and after the first double-station box overturning machine (15) performs upturning inspection, the iron mold is turned down and reset;
The temperature adjusting module is used for adjusting the temperature of the iron mold so as to carry out the subsequent sand shooting step.
4. A product separation, polishing, sand removal, mold preheating integrated iron mold sand coating production line according to claim 3, characterized in that:
the distance between the first single-station box turner (12) and the second single-station box turner (13) is the length of one iron mold;
The double-station vibration shakeout machine (14) is provided with an ultrasonic detection module which is loaded on the surface of the iron mold and is used for detecting the shakeout effect in the vibration shakeout process by transmitting and collecting ultrasonic waves;
The ultrasonic detection module comprises an ultrasonic emission head, an ultrasonic detection head and an analysis module; the ultrasonic transmitting head is used for transmitting complex frequency ultrasonic waves and coupling the complex frequency ultrasonic waves to the outer surface of the iron mold; the ultrasonic detection head collects ultrasonic waves on the other side of the ultrasonic emission head on the outer surface of the iron mold, and sends the collected ultrasonic waves to the analysis module for analysis;
the analysis module analyzes the ultrasonic wave to judge whether the knockout of the iron mould is finished, and when the knockout of the iron mould is finished, the analysis module feeds back a finishing signal to the double-station vibration knockout machine (14), so that the double-station vibration knockout machine (14) finishes knockout.
5. The iron mold sand-lined production line integrating product separation, polishing, sand removal and mold preheating as claimed in claim 4, wherein:
the analysis module is used for analyzing the ultrasonic wave specifically as follows:
the ultrasonic emitter emits complex frequency ultrasonic waves, and the analysis module stores the frequency spectrum of the ultrasonic emitter emitting the ultrasonic waves; the analysis module performs spectrum analysis on the collected ultrasonic signals and determines the collected ultrasonic frequency spectrum;
the analysis module is used for differentiating the acquired ultrasonic spectrum and the transmitted ultrasonic spectrum so as to obtain a differential spectrum, wherein the differential spectrum reflects the absorption characteristics of the iron mold on ultrasonic waves with different frequencies;
the analysis module extracts the peak value of the differential spectrum, and compares the frequency and the half-width corresponding to the peak value with the frequency and the half-width corresponding to the peak value of the differential spectrum of the iron mold after the pre-acquired shakeout is completed; when the deviation of the peak value and the deviation of the half-width are both in the allowable range, the analysis module feeds back a finishing signal to the double-station vibration shakeout machine (14);
Or alternatively
The analysis module extracts the peak value of the differential spectrum and calculates the similarity between the differential spectrum and a pre-stored standard differential spectrum; when the similarity is within the allowable range, the analysis module feeds back a completion signal to the double-station vibration shakeout machine (14); wherein the standard differential spectrum is the differential spectrum of the iron mold which is completed by the sand shakeout and is acquired in advance.
6. The iron mold sand-lined production line integrating product separation, polishing, sand removal and mold preheating as claimed in claim 5, wherein:
The first double-station box overturning machine (15) is provided with a visual detection device, comprises a visible light camera, shoots images of the surface of the iron mold, and performs image analysis to perform sand removal inspection; meanwhile, the first double-station box turnover machine (15) is provided with a cleaning module for cleaning the position where sand cleaning is incomplete by means of blowing or water spraying.
7. The iron mold sand-lined production line integrating product separation, polishing, sand removal and mold preheating as claimed in claim 6, wherein:
The sand shooting part comprises a first stepping box conveyor (21), a multi-station sand shooting machine (22) and a second stepping box conveyor (23);
The first step-by-step box conveyor (21) and the second step-by-step box conveyor (23) are used for automatically conveying the iron mold filled with sand to be filled from one station to the next station according to set speed and sequence;
The multi-station sand shooting machine is used for shooting sand of an iron mold to prepare a sand mold and at least comprises a sand filling station and a compacting station.
8. The iron mold sand-lined production line integrating product separation, polishing, sand removal and mold preheating as claimed in claim 7, wherein:
the box closing part comprises a second double-station box turning machine (31), a third single-station box turning machine (32) and a box closing machine (33);
a distance of the length of an iron mold is arranged between the second double-station box turnover machine (31) and the third single-station box turnover machine (32);
the second double-station box turnover machine (31) is used for turning the sand surface upwards to check the sand mold, and the third single-station box turnover machine (32) is used for turning the iron mold into an upper mold after being turned; the box closing machine (33) is used for closing the iron mould.
9. The iron mold sand-lined production line integrating product separation, polishing, sand removal and mold preheating as claimed in claim 8, wherein:
the transfer system is provided with a plurality of box pushing machines (51), lifting devices (52) and a motorized roller way; the box pushing machine (51) is used for pushing the iron molds to the lifting device (52), the lifting device (52) is used for transferring the iron molds to the motorized roller bed, and the motorized roller bed is used for conveying the iron molds at different positions;
the production line is an oval, rectangular or circular circulating production line, and the iron mold circulates among the pouring part, the box opening part, the sand falling part, the sand shooting part and the box closing part, and pouring is carried out after the box closing is completed;
The production line is also provided with a step (62) and a walk (61) for providing a walking channel during manual inspection.
10. A method of producing iron mold sand coating using the iron mold sand coating line according to any one of claims 1 to 9, characterized by comprising the steps of:
Step A: the visual detection device of the first double-station box turnover machine (15) shoots an image of the surface of the iron mold and performs image analysis to perform sand removal inspection; meanwhile, the cleaning module of the first double-station box overturning machine (15) cleans the position where sand cleaning is incomplete by means of blowing or water spraying; then the temperature adjusting module adjusts the temperature;
And (B) step (B): the first step-by-step box conveyor (21) and the second step-by-step box conveyor (23) automatically convey the iron mold filled with sand to be filled from one station to the next station according to set speed and sequence; the multi-station sand shooting machine shoots sand of the iron mold to prepare a sand mold, and at least comprises sand filling and compaction;
Step C: the second double-station box turnover machine (31) of the box closing part turns over the sand surface upwards to check the sand mould, and the third single-station box turnover machine (32) turns over the iron mould and then turns over the iron mould into an upper mould; the mold closing machine (33) closes the iron mold;
Step D: pushing the iron mold to a lifting device (52) through a box pushing machine (51), transferring the iron mold to a motorized roller way by the lifting device (52), and transferring the iron mold to a pouring part by the motorized roller way;
Step E: the tilting casting machine (42) ensures that molten metal is stably and accurately injected into a preset sand-covered casting mold in casting, and simultaneously helps the molten metal to fill a cavity better through tilting action and discharges gas, so that air hole defects in the casting are reduced;
The rails (43) are used for conveying and positioning in pouring, and the movement and stopping of the casting mould among stations are accurately controlled;
step F: pushing the iron mold to a lifting device (52) through a box pushing machine (51), transferring the iron mold to a motorized roller way by the lifting device (52), and transferring the iron mold to a box opening part by the motorized roller way;
Step G: the box opening machine (11) opens the iron molds, after the box opening, the finished products are poured out through the first single-station box turning machine (12) and the second single-station box turning machine (13), and after the finished products are poured out, all the iron molds are opened downwards; and then the iron mold enters a double-station vibration shakeout machine (14) to perform vibration shakeout, and the step A is continuously executed, so that the cyclic production is realized.
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| CN202410247611.XA CN118106448A (en) | 2024-03-05 | 2024-03-05 | Iron mold sand-covering production line integrating product separation, polishing, sand removal and mold preheating |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104289677A (en) * | 2014-10-15 | 2015-01-21 | 山西临汾诚信铸造有限公司 | Iron pattern sand-lined casting process |
| CN106825538A (en) * | 2017-02-14 | 2017-06-13 | 重庆方汀机械制造有限责任公司 | A kind of Iron Mould Coated Sand production line and its production method |
| CN107008892A (en) * | 2017-04-09 | 2017-08-04 | 李金平 | A kind of full-automatic device for sand coated iron mould production line |
| CN110813960A (en) * | 2019-11-25 | 2020-02-21 | 河南中烟工业有限责任公司 | Intelligent tobacco basket cleaning device and control method |
| CN116100014A (en) * | 2023-02-13 | 2023-05-12 | 湖北普尔精密科技有限公司 | Iron mold sand coating production line |
-
2024
- 2024-03-05 CN CN202410247611.XA patent/CN118106448A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104289677A (en) * | 2014-10-15 | 2015-01-21 | 山西临汾诚信铸造有限公司 | Iron pattern sand-lined casting process |
| CN106825538A (en) * | 2017-02-14 | 2017-06-13 | 重庆方汀机械制造有限责任公司 | A kind of Iron Mould Coated Sand production line and its production method |
| CN107008892A (en) * | 2017-04-09 | 2017-08-04 | 李金平 | A kind of full-automatic device for sand coated iron mould production line |
| CN110813960A (en) * | 2019-11-25 | 2020-02-21 | 河南中烟工业有限责任公司 | Intelligent tobacco basket cleaning device and control method |
| CN116100014A (en) * | 2023-02-13 | 2023-05-12 | 湖北普尔精密科技有限公司 | Iron mold sand coating production line |
Non-Patent Citations (1)
| Title |
|---|
| 《铸造设备》编写组: "《铸造设备》", 31 January 1980, 机械工业出版社, pages: 86 - 91 * |
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