CN215092849U - Disconnection detection alarm device for tandem type transmission shaft in round steel surface polishing equipment - Google Patents
Disconnection detection alarm device for tandem type transmission shaft in round steel surface polishing equipment Download PDFInfo
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- CN215092849U CN215092849U CN202121398645.7U CN202121398645U CN215092849U CN 215092849 U CN215092849 U CN 215092849U CN 202121398645 U CN202121398645 U CN 202121398645U CN 215092849 U CN215092849 U CN 215092849U
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- transmission shaft
- round steel
- trigger signal
- proximity switch
- steel surface
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Abstract
The utility model discloses a disconnection detection alarm device of serial-type transmission shaft among round steel surface polishing equipment, include: the induction plate is arranged on the tail end transmission shaft and rotates around the same central axis along with the tail end transmission shaft; the switch bracket is arranged on the transmission shaft base of the tail end transmission shaft; the proximity switch is arranged on the switch bracket, the proximity switch and the induction plate are positioned in the same cross section of the tail end transmission shaft, and the induction plate triggers the proximity switch to output a trigger signal every time the induction plate rotates for one circle; and the audible and visual alarm is arranged on an operation table in the operation room, and the programmable logic controller collects the trigger signal output by the proximity switch in each trigger signal collection period and connects the trigger signal into the programmable logic controller. The utility model discloses a device can the disconnection of real-time detection serial-type transmission shaft and in time send alarm information, and the protection round steel is not destroyed by wearing and tearing when unable normal auger delivery, avoids the emergence of accidents such as round steel wearing and tearing are scrapped, ensures going on smoothly of production.
Description
Technical Field
The utility model belongs to the technical field of the round steel surface polishes equipment, especially, relate to a round steel surface polishes disconnection detection alarm device of series-type transmission shaft among equipment.
Background
The design of the tandem transmission shaft is common in screw conveying equipment, for example, round steel surface polishing equipment adopts a multi-section tandem transmission shaft, all transmission shafts are connected in series through a coupler, a first section of transmission shaft is driven by a motor and a speed reducer at the end part, and the power of the motor is transmitted to the tail end transmission shaft through the first section of transmission shaft, the coupler, a second section of transmission shaft and … …. Rubber wheels are arranged on each transmission shaft, so that the purpose of spiral conveying of round steel is achieved. In the process of spiral conveying of the round steel, a grinding head above the round steel is pressed down on the surface of the round steel through a pressing-down cylinder, a grinding wheel is mounted on a grinding wheel shaft, and the grinding wheel shaft is driven to rotate through a grinding head motor, so that the whole length and the whole circumferential surface of the round steel can be polished.
When a series-connection type transmission shaft in the conventional round steel surface polishing equipment is in actual operation and a certain coupler breaks down, the motor, the speed reducer and the grinding head for grinding the round steel are in normal working states, but the transmission shaft which is far away from the motor side from the coupler breaking position is in a static state, so that the round steel cannot be conveyed forwards in a spiral mode. And equipment and operating personnel all can't obtain alarm information this moment, lead to the bistrique that pushes down to grind the round steel that is in quiescent condition always, lead to the round steel to be scrapped by wearing and tearing, grind off the direct wearing and tearing transmission shaft behind the round steel when serious, cause more serious equipment accident.
Therefore, it is necessary to design a disconnection detection alarm device for a serial transmission shaft in a round steel surface polishing device, so that disconnection of the serial transmission shaft can be detected in real time, alarm information can be sent out in time, the round steel is protected from being damaged by abrasion when the round steel cannot be normally conveyed in a spiral manner, accidents such as round steel abrasion and scrapping are avoided, and smooth production is ensured.
SUMMERY OF THE UTILITY MODEL
For solving the part or whole technical problem that exist among the above-mentioned prior art, the utility model provides a round steel surface polishes disconnection detection alarm device of serial-type transmission shaft in the equipment, the round steel surface polishes programmable logic controller and the industrial computer that the equipment includes driving motor, speed reducer, serial-type transmission shaft, shaft coupling, controlgear operation, the serial-type transmission shaft comprises a plurality of transmission shafts through shaft coupling series connection, the disconnection detection alarm device of serial-type transmission shaft includes:
an induction plate mounted on a endmost drive shaft and rotating with the endmost drive shaft about a common central axis;
the switch bracket is arranged on the transmission shaft base of the tail end transmission shaft;
the proximity switch is mounted on the switch bracket and is arranged in the same cross section of the endmost transmission shaft as the sensing plate, and the sensing plate triggers the proximity switch to output a trigger signal once per rotation;
the audible and visual alarm is arranged on an operating table in the operating room,
the programmable logic controller collects the trigger signals output by the proximity switch in each trigger signal collection period and accesses the trigger signals to the programmable logic controller.
Preferably, in the disconnection detection alarm device for the tandem transmission shaft in the round steel surface polishing equipment, the trigger signal acquisition period is calculated by the programmable logic controller according to the rotating speed of the driving motor and the speed ratio of the speed reducer set by the human-computer interface of the industrial personal computer.
Preferably, in the disconnection detecting and alarming device for the tandem transmission shaft in the round steel surface polishing equipment, the trigger signal acquisition period is the speed ratio of the speed reducer/the rotating speed of the driving motor.
Preferably, in the disconnection detecting and alarming device for the tandem type transmission shaft in the round steel surface polishing equipment, the trigger signal is a rising edge trigger signal output by the proximity switch, and the trigger signal acquisition period is a rising edge trigger signal acquisition period.
Preferably, in the disconnection detecting and alarming device for the tandem type transmission shaft in the round steel surface polishing equipment, the size of the induction plate is close to that of the proximity switch, the induction part of the induction plate is a cylindrical component, and the proximity switch is a cylindrical proximity switch.
The utility model discloses a disconnection detection alarm device of serial-type transmission shaft among round steel surface polishing equipment's main advantage includes: when one coupler in the serial transmission shafts is disconnected, the power of the driving motor cannot be transmitted to the endmost transmission shaft, the endmost transmission shaft is in a stop state, the induction plate arranged on the endmost transmission shaft stops at the moment, the programmable logic controller cannot acquire the trigger signal output by the proximity switch in the trigger signal acquisition period, the programmable logic controller judges that the coupler of the transmission shaft is disconnected, controls all grinding head motors to stop running, controls the grinding head to press down the air cylinder to reset and lift the grinding head, controls the transmission shaft driving motor to stop running, and controls the audible and visual alarm on the operation table to send out an alarm signal to remind an operator, thereby detecting the disconnection of the serial transmission shafts in real time and sending out alarm information in time, and protecting round steel from being damaged by abrasion when normal spiral conveying is impossible, avoid the occurrence of accidents such as round steel abrasion and scrapping, and ensure the smooth production.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts. In the drawings:
fig. 1 is a general structure schematic diagram of a round steel surface polishing device.
Fig. 2 is a schematic structural view of a disconnection detection alarm device of a tandem transmission shaft in a round steel surface polishing device according to an embodiment of the present invention.
Description of reference numerals:
the device comprises a driving motor 1, a speed reducer 2, a transmission shaft 3, a coupling 4, a transmission shaft 5 at the tail end, a transmission shaft base 6, an induction plate 7, a switch bracket 8 and a proximity switch 9.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The technical solution provided by the embodiments of the present invention is described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the round steel surface polishing equipment comprises a driving motor 1, a speed reducer 2, a serial transmission shaft 3 and a coupler 4, wherein the serial transmission shaft 3 is composed of a plurality of transmission shafts which are connected in series through the coupler 4, in the round steel surface polishing equipment shown in figure 1, a serial transmission shaft 3 consists of three transmission shafts, a first section of transmission shaft is driven by a driving motor 1 and a speed reducer 2 at the end part, the power of the motor is transmitted to a third section of transmission shaft through the first section of transmission shaft, a coupler, a second section of transmission shaft and the coupler, the third section of transmission shaft corresponds to the tail end transmission shaft in the embodiment, so that the purpose of round steel spiral conveying is realized, and in the process of spiral conveying, a grinding head above the round steel is pressed down on the surface of the round steel through a pressing-down cylinder, and a grinding wheel piece arranged on a grinding wheel shaft of the grinding head polishes the whole length and the whole circumferential surface of the round steel under the driving of a grinding head motor.
In addition, round steel surface polishes equipment still including being used for the Programmable Logic Controller (PLC) and the industrial computer of controlgear operation, PLC control bistrique motor open stop, bistrique push down cylinder stretch out and draw back with push down the bistrique or reset bistrique, driving motor open stop with the start and stop of corresponding control series connection transmission shaft, the industrial computer is located the control chamber, operating personnel monitors the equipment operation through the man-machine interface of industrial computer.
As shown in fig. 2, the utility model discloses a disconnection detection alarm device of serial-type transmission shaft in round steel surface polishes equipment of embodiment includes: the induction plate 7 is arranged on the tail-end transmission shaft 5 and rotates around the same central axis along with the tail-end transmission shaft 5; the switch bracket 8 is arranged on the transmission shaft base 6 of the tail end transmission shaft 5; the proximity switch 9 is installed on the switch bracket 8, and the proximity switch 9 and the induction plate 7 are located in the same cross section of the tail-most transmission shaft 5, so that the induction plate 7 can trigger the proximity switch 9 to output a trigger signal once per rotation, and the PLC acquires the trigger signal output by the proximity switch 9 in each trigger signal acquisition period and accesses the trigger signal to the PLC; and the audible and visual alarm is arranged on an operation table in the operation chamber and is controlled to be started and stopped by the PLC.
Further, the trigger signal acquisition period is obtained by the PLC through calculation according to the rotating speed of the driving motor 1 and the speed ratio of the speed reducer 2 set by the human-computer interface of the industrial personal computer. Specifically, the trigger signal acquisition period t is the speed ratio i of the speed reducer/the rotation speed n of the driving motor.
Further, in this context, the trigger signal that triggers the output of the proximity switch 9 when the sensing plate 7 rotates is defined as a rising edge trigger signal, namely: a signal at the moment when the digital circuit changes from a low level (digital "0") to a high level (digital "1"); the trigger signal acquisition period is a rising edge trigger signal acquisition period, and the PLC acquires a rising edge trigger signal output by the proximity switch 9 in each rising edge trigger signal acquisition period.
Preferably, in the utility model discloses a round steel surface polishes disconnection detection alarm device of series-wound transmission shaft in equipment, sensing plate 7 is close with proximity switch 9 size, and more preferably sensing plate 7 is the same with proximity switch 9 size, and sensing plate 7's response position is preferably cylindrical part, and correspondingly, proximity switch 9 is cylindrical proximity switch.
In the normal course of working of serial-type transmission shaft in the round steel surface grinds equipment, the first section transmission shaft 3 of drive motor 1 drive of tip via speed reducer 2, motor power is via first section transmission shaft 3, the coupling 4 of connection between first section transmission shaft 3 and second section transmission shaft 3 transmits second section transmission shaft 3, then transmit third section transmission shaft 3 via the coupling 4 of connection between second section transmission shaft 3 and third section transmission shaft 3, this third section transmission shaft 3 corresponds to above-mentioned end transmission shaft 5 promptly in this embodiment, thereby realize the screw feed to the material such as round steel, and in the in-process of screw feed, through the grinding head and the grinding wheel piece to the round steel full length and the processing of polishing of full circumference surface.
Under the normal condition that the disconnection fault of the coupler 4 does not occur, the PLC can acquire a rising edge trigger signal once in each rising edge trigger signal acquisition period t, and the tail end transmission shaft 5 is in a normal rotation state. If any coupler 4 breaks down in the normal working process of a serial transmission shaft in round steel surface polishing equipment, the power of a driving motor 1 cannot be transmitted to a tail-end transmission shaft 5 through a speed reducer 2, the tail-end transmission shaft 5 stops rotating, and an induction plate 7 arranged on the tail-end transmission shaft 5 stops rotating correspondingly, so that the induction plate 7 cannot trigger a proximity switch 9 to output a trigger signal, therefore, a PLC cannot acquire a rising edge trigger signal in a rising edge trigger signal acquisition period t, the coupler in the serial transmission shaft is judged to be broken, at the moment, the PLC controls a grinding head motor to stop operating, a grinding head pressing cylinder to reset so as to lift the grinding head, the driving motor 1 stops operating, meanwhile, the PLC controls an audible and visual alarm to send out an alarm signal, and an operator can timely maintain the serial transmission shaft according to the alarm signal of the audible and visual alarm, therefore, disconnection detection and alarm of the serial transmission shaft are realized, and the problem that round steel and even the transmission shaft are damaged by abrasion is effectively avoided.
In conclusion, by using the disconnection detection alarm device for the tandem transmission shaft in the round steel surface polishing equipment of the utility model, when one coupler in the tandem transmission shaft is disconnected, the power of the driving motor can not be transmitted to the endmost transmission shaft, the endmost transmission shaft is in a stop state, the induction plate arranged on the endmost transmission shaft can also stop at the moment, the PLC can not acquire the trigger signal output by the proximity switch in the trigger signal acquisition period, thereby the PLC judges the disconnection of the transmission shaft coupler, controls all grinding head motors to stop running, controls the grinding head to press down the air cylinder to reset and lift the grinding head, controls the transmission shaft driving motor to stop running, and controls the audible and visual alarm on the operation desk to send out the alarm signal to remind the operator, thereby detecting the disconnection of the tandem transmission shaft in real time and sending out alarm information in time, and protecting the round steel from being damaged by abrasion when the round steel can not be normally conveyed by a screw, avoid the occurrence of accidents such as round steel abrasion and scrapping, and ensure the smooth production.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. In addition, "front", "rear", "left", "right", "upper" and "lower" in this document are referred to the placement states shown in the drawings.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (5)
1. The utility model provides a disconnection detection alarm device of serial-type transmission shaft among round steel surface polishing equipment, round steel surface polishing equipment includes driving motor, speed reducer, serial-type transmission shaft, shaft coupling, controlgear operation's programmable logic controller and industrial computer, the serial-type transmission shaft comprises a plurality of transmission shafts through shaft coupling series connection, its characterized in that, disconnection detection alarm device of serial-type transmission shaft includes:
an induction plate mounted on a endmost drive shaft and rotating with the endmost drive shaft about a common central axis;
the switch bracket is arranged on the transmission shaft base of the tail end transmission shaft;
the proximity switch is mounted on the switch bracket and is arranged in the same cross section of the endmost transmission shaft as the sensing plate, and the sensing plate triggers the proximity switch to output a trigger signal once per rotation;
the audible and visual alarm is arranged on an operating table in the operating room,
the programmable logic controller collects the trigger signals output by the proximity switch in each trigger signal collection period and accesses the trigger signals to the programmable logic controller.
2. The round steel surface polishing device series connection type transmission shaft disconnection detection alarm device is characterized in that the trigger signal acquisition period is calculated by the programmable logic controller according to the rotating speed of the driving motor and the speed ratio of the speed reducer set by the human-computer interface of the industrial personal computer.
3. The round steel surface polishing device disconnection detection alarm device of the serial transmission shaft according to claim 2, wherein the trigger signal acquisition period is speed ratio of a speed reducer/rotation speed of a driving motor.
4. The round steel surface polishing device series connection type transmission shaft disconnection detection alarm device as claimed in claim 3, wherein the trigger signal is a rising edge trigger signal output by the proximity switch, and the trigger signal collection period is a rising edge trigger signal collection period.
5. The disconnection detecting and alarming device for the tandem type transmission shaft in the round steel surface grinding equipment as claimed in any one of claims 1 to 4, wherein the induction plate is similar to the proximity switch in size, the induction part of the induction plate is a cylindrical component, and the proximity switch is a cylindrical proximity switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121398645.7U CN215092849U (en) | 2021-06-23 | 2021-06-23 | Disconnection detection alarm device for tandem type transmission shaft in round steel surface polishing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121398645.7U CN215092849U (en) | 2021-06-23 | 2021-06-23 | Disconnection detection alarm device for tandem type transmission shaft in round steel surface polishing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215092849U true CN215092849U (en) | 2021-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121398645.7U Active CN215092849U (en) | 2021-06-23 | 2021-06-23 | Disconnection detection alarm device for tandem type transmission shaft in round steel surface polishing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215092849U (en) |
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2021
- 2021-06-23 CN CN202121398645.7U patent/CN215092849U/en active Active
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