CN111843767A - Polisher rotational speed control system - Google Patents
Polisher rotational speed control system Download PDFInfo
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- CN111843767A CN111843767A CN202010697885.0A CN202010697885A CN111843767A CN 111843767 A CN111843767 A CN 111843767A CN 202010697885 A CN202010697885 A CN 202010697885A CN 111843767 A CN111843767 A CN 111843767A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0092—Grinding attachments for lathes or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/14—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation taking regard of the temperature during grinding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/12—Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention relates to the technical field of grinders and discloses a grinder rotating speed control system which comprises a top plate, wherein an opening is formed in the top side of the top plate, an exhaust fan is placed in the middle of the top plate, a connecting block is fixedly installed at the bottom end of the exhaust fan, and the connecting block penetrates through the opening. According to the invention, through the arrangement of the rotating motor and the exhaust fan, when the polishing machine is used, the motor bin can be held to drive the exhaust fan and the polishing rod to move together, meanwhile, the rotating motor is started to rotate the polishing rod to polish workpieces, and during the use period, the height of the polishing rod can be reasonably adjusted by utilizing a penetrating structure between the support rod and the inserting cylinder according to the height of the workpieces, so that the polishing machine is suitable for workpieces with different heights, meanwhile, the exhaust fan can be started, and the dust suction head and the suction pipe are utilized to suck chips generated by polishing into the box body so as to collect the polished chips, so that the chips are prevented from being sucked by workers, and the practicability of the prior art is effectively improved.
Description
Technical Field
The invention relates to the technical field of grinding machines, in particular to a grinding machine rotating speed control system.
Background
The metal product industry comprises the manufacture of structural metal products, the manufacture of metal tools, the manufacture of containers and metal packaging containers, the manufacture of stainless steel and similar daily metal products and the like, and with the progress of society and the development of science and technology, the metal products are more and more widely applied in various fields of industry, agriculture and life of people, and also create more and more value for the society. The traditional metal product grinding machine has the following defects: need a lot of steps at the in-process of preparation in the metal product processing industry, wherein to the polishing of metal surface be than indispensable step and process, current polisher only possesses the function of polishing, and it can produce a large amount of impurity and dust in the course of the work, will cause serious influence to the environment, also can cause serious influence to staff's healthy simultaneously.
Through the retrieval, the handheld polisher of current patent publication No. CN110842786A from dust absorption formula, including organism and the protection casing of setting on the organism, and be equipped with the fixed plate that is used for installing the emery wheel on the organism, the ring channel has been seted up along its circumference to the lower extreme of protection casing, install a plurality of arc glass pipes, every in the ring channel between equal the one end fixedly connected with locating piece of arc glass pipe. According to the invention, through the continuous reciprocating motion of the magnetic block, the silk on the surface of the magnetic block is continuously rubbed with the arc-shaped glass tube to generate static electricity, so that dust generated in the polishing process is adsorbed, and the harm of the dust generated in the polishing process to operators is reduced; the cam on the driving shaft drives the push rod to push the sliding plug to move, the sliding plug moves in a reciprocating mode under the action of the second spring, the reciprocating movement of the sliding plug enables the negative pressure hole to keep negative pressure, polished dust is adsorbed, a negative pressure area is formed around the annular groove, and the dust generated by polishing cannot escape from the negative pressure area around the annular groove.
In the process of implementing the invention, the inventor finds that at least the following problems in the prior art are not solved: during the use of prior art, need manually to lift up the polisher and polish, to the work of polishing that needs long-time, to staff's spirit and physical strength loss all be very big, current device is not convenient for collect the dust simultaneously, and is comparatively inconvenient.
Disclosure of Invention
The present invention is directed to a rotational speed control system for a grinding machine to solve the above problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a grinding machine rotating speed control system comprises a top plate, wherein an opening is formed in the top side of the top plate, an exhaust fan is arranged in the middle of the top plate, the bottom end of the exhaust fan is fixedly provided with a connecting block, the connecting block penetrates through the opening, the bottom end of the connecting block is fixedly provided with an inserting cylinder, a supporting rod is arranged inside the inserting cylinder, the bottom end of the supporting rod movably penetrates through the bottom of the inserting cylinder, the bottom end of the supporting rod is fixedly provided with a motor bin, the bottom end inside the motor bin is fixedly provided with a rotating motor, a motor shaft of the rotating motor movably penetrates through the interior of the motor cabin and a shaft head is fixedly provided with a grinding rod, the left side of the exhaust fan is communicated with a suction pipe, the bottom end of the suction pipe is communicated with a dust suction head, the right side of the exhaust fan is communicated with an exhaust pipe, the right end of blast pipe intercommunication has the box body, the equal fixed mounting in the left and right sides of roof has the supporting legs.
As a further scheme of the invention, the cross sections of the front side and the side surface of the two supporting legs are both T-shaped, and the front side and the rear side of the bottom ends of the two supporting legs are both fixedly provided with universal wheels.
As a further scheme of the invention, the cross section of the bottom side of the dust collection head is in a circular ring shape, the top end of the dust collection head is fixedly connected with the bottom of the motor bin, and the bottom side of the dust collection head is in an open shape.
As a further scheme of the invention, the top side of the box body is in an open shape, the top of the box body is provided with a cover body, and the cover body is in a net structure.
As a further scheme of the invention, the supporting rod is T-shaped, and the outer diameter of the end part of the supporting rod is the same as the inner diameter of the inserting cylinder.
As a further aspect of the present invention, the method further comprises: the temperature control system comprises a temperature sensor, a processor, a communication module, a controller and a cooling device;
the temperature sensor is arranged on the motor bin, is arranged at the joint of the motor bin and the grinding rod, is connected with one end of the processor, and is used for detecting a real-time first current temperature of the grinding rod in the working process and transmitting the real-time first current temperature to the processor;
the other end of the processor is connected with one end of the controller, and is used for comparing the real-time first current temperature with a prestored preset temperature of the grinding rod, sending a control instruction to the controller when a second current temperature at a certain moment is confirmed to be greater than the preset temperature, counting a target time length from a starting moment of receiving the first current temperature to the certain moment, comparing the target time length with the preset time length, generating an abnormal log when the target time length is confirmed to be greater than the preset time length, and transmitting the abnormal log to a user terminal through the communication module;
The communication module is connected with the processor;
the other end of the controller is connected with the cooling device and used for controlling the cooling device to be started according to the control instruction;
the cooling device is arranged on the motor bin and used for cooling the grinding rod under the control of the controller.
As a further scheme of the present invention, the communication module is any one of a WIFI module and a bluetooth module.
As a further aspect of the present invention, the cooling device includes:
the collection module is used for collecting hot air in a target environment;
one end of the conversion module is connected with the acquisition module and is used for converting the acquired hot air into cold air;
the cooling module is connected with the other end of the conversion module and used for cooling the grinding rod by using the cold air converted by the conversion module;
the setting module is simultaneously connected with the acquisition module, the conversion module and the cooling module and is used for setting a first working time length of the acquisition module, a second working time length of the conversion module and a third working time length of the cooling module;
the detection module is connected with the conversion module and used for detecting the target air conversion efficiency of the conversion module and transmitting the target air conversion efficiency to the processing module, wherein the target air conversion efficiency is the efficiency of the conversion module for converting hot air into cold air;
One end of the processing module is connected with the detection module, the other end of the processing module is connected with the alarm module, and the processing module is used for comparing the target air conversion efficiency with preset air conversion efficiency and sending an alarm instruction to the alarm module when the target air conversion efficiency is confirmed to be smaller than the preset air conversion efficiency;
and the alarm module is used for sending an alarm prompt to a user according to the alarm instruction.
As a further aspect of the present invention, the method further comprises: the device comprises a detection device, a timing device, a control device and an alarm device;
the detection device is arranged on the surface of the supporting foot, is electrically connected with the control device, and is used for detecting the current target height of the object to be polished and transmitting the current target height to the control device;
the timing device is arranged on one side of the detection device, is electrically connected with the control device, and is used for detecting the target polishing time of the polishing rod and transmitting the target polishing time to the control device;
the control device is used for controlling the working state of the alarm device according to the current target height and the target polishing time;
the alarm device is connected with the control device;
The step that the control device controls the working state of the alarm device according to the current target height and the target polishing time length comprises the following steps:
step A1, calculating the actual polishing rod according to the current target height and the target polishing time lengthGrinding speed V1：
Wherein V represents an initial sanding speed of the sanding bar, H1Expressed as the current target height, Z as the friction coefficient of the grinding rod and the object to be ground, E as the current grinding depth of the grinding rod on the object to be ground, s as the grinding area, t' as the target grinding time length, H2Expressed as a preset height reference value of the object to be polished, E1 is expressed as a preset polishing depth of the polishing rod on the object to be polished, s1 is expressed as a preset reference value of the polishing area, t is expressed as a preset polishing time length, and lambda is expressed as an error factor in the polishing process;
step A2, dividing the object to be polished into a plurality of polishing areas, and generating a polishing area set;
step A3, calculating the residual service life value of the grinding rod according to the actual grinding speed V1 and the grinding area set:
wherein X is the residual life value of the grinding rod, R is the service life coefficient of the grinding rod, N is the total number of grinding areas, Si is the grinding area of the ith grinding area, and V2 is the fastest grinding speed of the grinding rod;
Step A4, comparing the residual service life value X of the grinding rod with a preset service life value, confirming that the grinding rod can normally work when the residual service life value X of the grinding rod is larger than or equal to the preset service life value, and confirming that the grinding rod cannot normally work when the residual service life value X of the grinding rod is smaller than the preset service life value, and sending an alarm instruction to the alarm device;
and A5, the alarm device sends an alarm prompt to the user according to the alarm instruction.
Compared with the prior art, the invention provides a grinding machine rotating speed control system, which has the following beneficial effects:
1. this polisher rotational speed control system, rotation motor and air exhauster through setting up, when being convenient for use, the motor storehouse is held to the accessible, drive the air exhauster and polish the stick and remove together, and simultaneously, start rotating motor, rotate the stick of polishing, accomplish polishing to the work piece, and during the use, can be according to the height of work piece, utilize the structure that runs through between branch and the inserted cylinder, rationally adjust the height of polishing the stick, thereby be applicable to the work piece of co-altitude, and simultaneously, can start the air exhauster, utilize dust absorption head and take out pipe, the piece that will polish the production is inhaled in the box body, so that collect the piece of polishing, avoid the piece to be inhaled by the staff, the practicality of prior art has effectively been improved.
2. This polisher rotational speed control system through the lid that sets up, is convenient for will polish the piece restriction in the box body to in collect the piece, be convenient for simultaneously carry out centralized processing to the box body, and this device also can remove through the movable pulley, has effectively improved prior art's mobility.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic front view of a sander-based rotational speed control system;
FIG. 2 is a schematic view of the bottom of the top plate in a sander rotational speed control system;
FIG. 3 is a schematic bottom view of a cleaning head in a rotational speed control system of a sander;
FIG. 4 is a schematic side view of a support leg of a rotational speed control system of a grinding machine;
FIG. 5 is a block diagram of a sander-based rotational speed control system provided by the present invention;
FIG. 6 is a block diagram of a cooling device according to the present invention;
fig. 7 is another structural diagram of a rotational speed control system of a grinding machine according to the present invention.
In the figure: 1. a top plate; 2. a strut; 3. supporting legs; 4. a universal wheel; 5. grinding a rod; 6. a dust collection head; 7. rotating the motor; 8. a motor compartment; 9. inserting a cylinder; 10. a box body; 11. a cover body; 12. an exhaust fan; 13. connecting blocks; 14. drawing a pipe; 15. an opening; 16. an exhaust pipe; 17. a temperature sensor; 18. a processor; 19. a communication module; 20. a controller; 21. a cooling device; 211. an acquisition module; 212. a conversion module; 213. a cooling module; 214. setting a module; 215. a detection module; 216. a processing module; 217. an alarm module; 22. a detection device; 23. a timing device; 24. a control device; 25. and an alarm device.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
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.
Referring to fig. 1-4, the present invention provides a technical solution: a grinding machine rotating speed control system comprises a top plate 1, an opening 15 is formed in the top side of the top plate 1, an exhaust fan 12 is placed in the middle of the top plate 1, a connecting block 13 is fixedly installed at the bottom end of the exhaust fan 12, the connecting block 13 penetrates through the opening 15, an inserting cylinder 9 is fixedly installed at the bottom end of the connecting block 13, a supporting rod 2 is arranged inside the inserting cylinder 9, the bottom end of the supporting rod 2 movably penetrates through the bottom of the inserting cylinder 9, the supporting rod 2 is T-shaped, the outer diameter of the end portion of the supporting rod 2 is the same as the inner diameter of the inserting cylinder 9, the position of the supporting rod 2 can be limited, the supporting rod 2 is prevented from being separated from the inserting cylinder, a motor bin 8 is fixedly installed at the bottom end of the supporting rod 2, a rotating motor 7 is fixedly installed at the bottom end inside the motor bin 8, a motor shaft of the rotating motor 7 movably penetrates through the inside of the, the transversal ring form of personally submitting of the bottom side of dust absorption head 6, the top of dust absorption head 6 and the bottom fixed connection in motor storehouse 8, the bottom side of dust absorption head 6 is the opening form, can be to the piece that grinding rod 5 polished the production like this and absorb the processing, the right side intercommunication of air exhauster 12 has blast pipe 16, the right-hand member intercommunication of blast pipe 16 has box body 10, the top side of box body 1 is the opening form, the top of box body 1 is provided with lid 11, lid 11 is network structure, can seal the piece in the box body 1 like this, the discharge of the air of being convenient for simultaneously, the equal fixed mounting in the left and right sides of roof 1 has supporting legs 3, the front side cross section and the side cross section of two supporting legs 3 all are the T type, the equal fixed mounting in both sides has universal wheel 4 around two supporting legs 3 bottoms.
The working principle is as follows: when the scheme is used, the sliding wheel 4 is moved to a certain position, the motor 7 is started to rotate the polishing rod 5, the motor bin 8 is held, the exhaust fan 12 and the polishing rod 5 are driven to move together, meanwhile, the height of the polishing rod 5 can be reasonably adjusted by utilizing a penetrating structure between the support rod 2 and the inserting cylinder 9 according to the height of a workpiece, so that the polishing rod is suitable for workpieces with different heights, meanwhile, the exhaust fan 12 can be started, and chips generated by polishing are sucked into the box body 10 by utilizing the dust suction head 6 and the suction pipe 14, so that the polished chips are collected, the chips are prevented from being sucked by workers, and the practicability of the prior art is effectively improved.
In one embodiment, as shown in fig. 5, further includes: a temperature sensor 17, a processor 18, a communication module 19, a controller 20 and a cooling device 21;
the temperature sensor 17 is arranged on the motor bin 8, arranged at the joint of the motor bin 8 and the grinding rod 5, connected with one end of the processor 18, and used for detecting a real-time first current temperature of the grinding rod 5 in the working process and transmitting the real-time first current temperature to the processor 18;
The processor 18, the other end of which is connected to one end of the controller 20, is configured to compare the real-time first current temperature with a pre-stored preset temperature of the polishing rod 5, and when it is determined that a second current temperature at a certain time is greater than the preset temperature, send a control instruction to the controller 20, and is further configured to count a target duration from a start time of receiving the first current temperature to the certain time, compare the target duration with a preset duration, and when it is determined that the target duration is greater than the preset duration, generate an abnormal log, and transmit the abnormal log to a user terminal through the communication module 19;
the communication module 19 is connected with the processor 18;
the other end of the controller 20 is connected with the cooling device 21 and is used for controlling the cooling device 21 to be opened according to the control instruction;
the cooling device 21 is arranged on the motor bin 8 and used for cooling the grinding rod 5 under the control of the controller 20.
The working principle of the technical scheme is as follows: when the grinding rod begins to grind the object, the temperature sensor is used for detecting the real-time first current temperature of the grinding rod and transmitting the first current temperature to the processor, the processor compares the received real-time first current temperature with the preset temperature, when the second current temperature at a certain moment is confirmed to be higher than the preset temperature, a control instruction is sent to the controller, the controller starts the cooling device according to the control instruction, the cooling device cools the grinding rod under the control of the controller, the processor starts to time from the beginning of receiving the first current temperature until the second current temperature is higher than the preset temperature, the target time length from the time of starting to time to the certain moment is counted, the target time length is compared with the preset time length, and when the target market is longer than the preset time length, generating an abnormal log, and transmitting the abnormal log to the user terminal through the wireless communication module.
The beneficial effects of the above technical scheme are: but real-time supervision sanding rod's temperature, because sanding rod its temperature can rise gradually under high operation, and can influence life-span and work efficiency after having reached certain temperature, so when sanding rod's temperature appears unusually giving the user warning suggestion in order to warn the user and make corresponding solution, avoided sanding rod's life-span loss when having improved the security, the cost is saved, furthermore, become unusual log through the treater and send to user terminal and make the user know sanding rod's abnormal conditions in the very first time and further the solution that corresponds, sanding rod's work efficiency has been improved.
In one embodiment, the communication module 19 is any one of a WIFI module and a bluetooth module.
In one embodiment, as shown in fig. 6, the cooling device 21 includes:
an acquisition module 211 for acquiring hot air within a target environment;
a conversion module 212, one end of which is connected to the collection module 211, for converting the collected hot air into cold air;
the cooling module 213 is connected to the other end of the conversion module 212, and is configured to cool the polishing rod 5 by using the cold air converted by the conversion module 212;
The setting module 214 is simultaneously connected with the acquisition module 211, the conversion module 212 and the cooling module 213, and is configured to set a first time period for the acquisition module 211 to operate, a second time period for the conversion module 212 to operate, and a third time period for the cooling module 213 to operate;
a detecting module 215 connected to the converting module 212, for detecting a target air conversion efficiency of the converting module 212 and transmitting the target air conversion efficiency to a processing module 216, wherein the target air conversion efficiency is an efficiency of the converting module 212 for converting hot air into cold air;
the processing module 216, one end of which is connected to the detecting module 215 and the other end of which is connected to the alarm module 217, is configured to compare the target air conversion efficiency with a preset air conversion efficiency, and send an alarm instruction to the alarm module 217 when it is determined that the target air conversion efficiency is smaller than the preset air conversion efficiency;
the alarm module 217 is used for sending an alarm prompt to a user according to the alarm instruction;
in this embodiment, the setting module may further set an air conversion temperature of the conversion module, i.e., a temperature of the cool air.
The working principle of the technical scheme is as follows: the hot air in the air is collected by the collection module, the collected hot air is transferred to the conversion module, the conversion module converts the hot air into cold air, the converted cold air is input into the cooling module, the cooling module utilizes the cold air to cool the grinding rod, the collection module is set through the setting module, the conversion module and the cooling module work time are set, in the cooling process, the target air conversion efficiency detected by the target air conversion efficiency detection conversion module is transmitted to the processing module, the processing module compares the target air conversion efficiency with the preset air conversion efficiency, when the target air conversion efficiency is confirmed to be smaller than the preset air conversion efficiency, an alarm instruction is sent to the alarm module, and the alarm module sends an alarm prompt to a user according to the alarm instruction.
The beneficial effects of the above technical scheme are: can realize the conversion of hot-air to cold air, and cool down the stick of polishing through the cooling module, set up collection module through the setting module, the operating time of conversion module and cooling module realizes the timing operation to the heat sink, avoid the heat sink to function always and the emergence of the loss electric energy condition, the cost has further been saved, the work efficiency of heat sink is confirmed to the air conversion efficiency who detects conversion module through setting up detection module, report to the police to the user through alarm module when work efficiency is unusual, the emergence of the heat sink idle work condition has been solved, the work efficiency of heat sink has been improved.
In one embodiment, as shown in fig. 7, further includes: detection means 22, timing means 23, control means 24 and alarm means 25;
the detection device 22 is arranged on the surface of the supporting foot 3, electrically connected with the control device 24, and used for detecting the current target height of the object to be polished and transmitting the current target height to the control device 24;
the timing device 23 is arranged on one side of the detection device 22, is electrically connected with the control device 24, and is used for detecting the target polishing duration of the polishing rod 5 and transmitting the target polishing duration to the control device 24;
The control device 24 is configured to control a working state of the alarm device 25 according to the current target height and the target polishing duration;
the alarm device 25 is connected with the control device 24;
the step of controlling the working state of the alarm device 25 by the control device 24 according to the current target height and the target polishing time length comprises the following steps:
step A1, calculating the actual grinding speed V of the grinding rod 5 according to the current target height and the target grinding time length1：
Wherein V represents the initial sanding speed of the sanding bar 5, H1Expressed as the current target height, Z as the coefficient of friction between the grinding bar 5 and the object to be ground, E as the current grinding depth of the grinding bar 5 in the object to be ground, s as the grinding area, t' as the target grinding time length, H2Expressed as a reference value of a predetermined height of said object to be ground, E1Expressed as a preset sanding depth, s, of the sanding bar 5 at the object to be sanded1Expressing a preset reference value of the polishing area, expressing t as preset polishing time, and expressing lambda as an error factor in the polishing process;
step A2, dividing the object to be polished into a plurality of polishing areas, and generating a polishing area set;
Step A3, according to the actual grinding speed V1And calculating the residual service life value of the grinding rod 5 by the grinding area set:
wherein X is the remaining life value of the sanding bar 5, R is the service life factor of the sanding bar 5, N is the total number of sanding areas, SiExpressed as the dressing area of the i-th dressing zone, V2Expressed as the fastest sanding speed of the sanding bar 5;
step A4, comparing the residual service life value X of the grinding rod 5 with a preset service life value, confirming that the grinding rod 5 can normally work when the residual service life value X is larger than or equal to the preset service life value, and confirming that the grinding rod 5 cannot normally work when the residual service life value X is smaller than the preset service life value, and sending an alarm instruction to the alarm device 25;
step a5, the alarm device 25 sends an alarm prompt to the user according to the alarm instruction.
The working principle of the technical scheme is as follows: the method comprises the steps that the target height of an object to be polished is detected by using a detection device, the target polishing time of a polishing rod is detected by using a timing device, the control device calculates the actual polishing speed of the polishing rod by using the target height of the object to be polished and the target polishing time of the polishing rod, then the residual life value of the polishing rod is obtained according to the actual polishing speed of the polishing rod, the residual life value is compared with the preset life value, the preset life value is the lowest life value of the polishing rod capable of normally operating, when the residual life value of the polishing rod is smaller than the preset life value, an alarm instruction is sent to an alarm device, and the alarm device sends an alarm prompt to a user according to the alarm instruction.
The beneficial effects of the above technical scheme are: the actual polishing speed of the polishing rod is calculated by utilizing the initial polishing speed of the polishing rod and the target height of an object to be polished, the target polishing time of the polishing rod and a plurality of coefficients of the polishing rod, the calculated actual polishing speed is guaranteed to be more accurate, errors are removed at the same time, the accuracy of data is further guaranteed, further, the residual life value of the polishing rod is calculated through the calculated actual polishing speed, whether the polishing rod can normally work is further determined according to the residual life value, if the residual life value cannot be normally worked, the alarm device is controlled by the control device to send an alarm prompt to a user to replace the polishing rod, the working state and the working efficiency of the polishing rod are guaranteed, meanwhile, the user can know the residual life value of the polishing rod at any time to selectively replace the polishing rod, and the experience feeling of the user is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A sander-based rotational speed control system comprising a top plate (1), characterized in that: an opening (15) is formed in the top side of the top plate (1), an exhaust fan (12) is placed in the middle of the top plate (1), a connecting block (13) is fixedly mounted at the bottom end of the exhaust fan (12), the connecting block (13) penetrates through the opening (15), an inserting barrel (9) is fixedly mounted at the bottom end of the connecting block (13), a supporting rod (2) is arranged inside the inserting barrel (9), the bottom end of the supporting rod (2) movably penetrates through the bottom of the inserting barrel (9), a motor bin (8) is fixedly mounted at the bottom end of the supporting rod (2), a rotating motor (7) is fixedly mounted at the bottom end of the inside of the motor bin (8), a motor shaft of the rotating motor (7) movably penetrates through the inside of the motor bin (8), a grinding rod (5) is fixedly mounted at a shaft head, a pumping pipe (14) is communicated with the left side of the exhaust fan (12), and a dust collection head (6, the right side of the exhaust fan (12) is communicated with an exhaust pipe (16), the right end of the exhaust pipe (16) is communicated with a box body (10), and supporting legs (3) are fixedly mounted on the left side and the right side of the top plate (1).
2. A grinder rotation speed control system as set forth in claim 1, wherein: the cross section of the front side and the cross section of the side face of each of the two supporting legs (3) are T-shaped, and universal wheels (4) are fixedly mounted on the front side and the rear side of the bottom ends of the two supporting legs (3).
3. A grinder rotation speed control system as set forth in claim 1, wherein: the cross section of the bottom side of the dust collection head (6) is in a circular ring shape, the top end of the dust collection head (6) is fixedly connected with the bottom of the motor bin (8), and the bottom side of the dust collection head (6) is in an open shape.
4. A grinder rotation speed control system as set forth in claim 1, wherein: the top side of the box body (1) is in an open shape, the top of the box body (1) is provided with a cover body (11), and the cover body (11) is of a net structure.
5. A grinder rotation speed control system as set forth in claim 1, wherein: the support rod (2) is T-shaped, and the outer diameter of the end part of the support rod (2) is the same as the inner diameter of the inserting cylinder (9).
6. A grinder rotation speed control system as set forth in claim 1, wherein: further comprising: the temperature control system comprises a temperature sensor (17), a processor (18), a communication module (19), a controller (20) and a cooling device (21);
The temperature sensor (17) is arranged on the motor bin (8), arranged at the joint of the motor bin (8) and the grinding rod (5), connected with one end of the processor (18) and used for detecting a real-time first current temperature of the grinding rod (5) in the working process and transmitting the real-time first current temperature to the processor (18);
the other end of the processor (18) is connected with one end of the controller (20) and is used for comparing the real-time first current temperature with a pre-stored preset temperature of the polishing rod (5), sending a control instruction to the controller (20) when a second current temperature at a certain moment is confirmed to be greater than the pre-stored preset temperature, counting a target time length from a starting moment of receiving the first current temperature to the certain moment, comparing the target time length with the preset time length, generating an abnormal log when the target time length is confirmed to be greater than the preset time length, and transmitting the abnormal log to a user terminal through the communication module (19);
the communication module (19) is connected with the processor (18);
the other end of the controller (20) is connected with the cooling device (21) and is used for controlling the cooling device (21) to be opened according to the control instruction;
The cooling device (21) is arranged on the motor bin (8) and used for cooling the grinding rod (5) under the control of the controller (20).
7. A grinder rotation speed control system as set forth in claim 6, wherein: the communication module (19) is any one of a WIFI module and a Bluetooth module.
8. A grinder rotation speed control system as set forth in claim 6, wherein: the cooling device (21) comprises:
a collection module (211) for collecting hot air within a target environment;
a conversion module (212), one end of which is connected with the collection module (211) and is used for converting the collected hot air into cold air;
the cooling module (213) is connected with the other end of the conversion module (212) and is used for cooling the grinding rod (5) by using the cold air converted by the conversion module (212);
the setting module (214) is connected with the acquisition module (211), the conversion module (212) and the cooling module (213) and is used for setting a first working time length of the acquisition module (211), a second working time length of the conversion module (212) and a third working time length of the cooling module (213);
a detection module (215) connected to the conversion module (212) for detecting a target air conversion efficiency of the conversion module (212) and transmitting the target air conversion efficiency to a processing module (216), wherein the target air conversion efficiency is an efficiency of the conversion module (212) for converting hot air into cold air;
One end of the processing module (216) is connected with the detection module (215), the other end of the processing module is connected with the alarm module (217) and is used for comparing the target air conversion efficiency with the preset air conversion efficiency, and when the target air conversion efficiency is confirmed to be smaller than the preset air conversion efficiency, an alarm instruction is sent to the alarm module (217);
and the alarm module (217) is used for sending an alarm prompt to a user according to the alarm instruction.
9. A grinder rotation speed control system as set forth in claim 1, wherein: further comprising: a detection device (22), a timing device (23), a control device (24) and an alarm device (25);
the detection device (22) is arranged on the surface of the supporting foot (3), is electrically connected with the control device (24), and is used for detecting the current target height of the object to be polished and transmitting the current target height to the control device (24);
the timing device (23) is arranged on one side of the detection device (22), is electrically connected with the control device (24), and is used for detecting the target polishing time length of the polishing rod (5) and transmitting the target polishing time length to the control device (24);
the control device (24) is used for controlling the working state of the alarm device (25) according to the current target height and the target polishing time length;
The alarm device (25) is connected with the control device (24);
the step that the control device (24) controls the working state of the alarm device (25) according to the current target height and the target grinding time length comprises the following steps:
step A1, calculating the current actual grinding speed V of the grinding rod (5) according to the current target height and the target grinding time length1：
Wherein V represents the initial sanding speed of the sanding bar (5), H1Expressed as the current target height, Z as the friction coefficient of the grinding rod (5) and the object to be ground, E as the current grinding depth of the grinding rod (5) on the object to be ground, s as the grinding area, t' as the target grinding time length, H2Is shown asA preset height reference value of the object to be polished, E1Expressed as a preset sanding depth, s, of the sanding bar (5) at the object to be sanded1Expressing a preset reference value of the polishing area, expressing t as preset polishing time, and expressing lambda as an error factor in the polishing process;
step A2, dividing the object to be polished into a plurality of polishing areas, and generating a polishing area set;
step A3, according to the actual grinding speed V1And calculating the residual service life value of the grinding rod (5) by the grinding area set:
Wherein X is the remaining life value of the grinding rod (5), R is the service life coefficient of the grinding rod (5), N is the total number of grinding areas, SiExpressed as the dressing area of the i-th dressing zone, V2Expressed as the fastest sanding speed that the sanding bar (5) can achieve;
a4, comparing the residual service life value X of the grinding rod (5) with a preset service life value, confirming that the grinding rod (5) can normally work when the residual service life value X is larger than or equal to the preset service life value, and confirming that the grinding rod (5) cannot normally work when the residual service life value X is smaller than the preset service life value, and sending an alarm instruction to the alarm device (25);
and A5, the alarm device (25) sends an alarm prompt to the user according to the alarm instruction.
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| CN202010697885.0A CN111843767B (en) | 2020-07-20 | 2020-07-20 | Polisher rotational speed control system |
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