CN113844802B - Scraping sliding plate control method, operation system, control system and compression type garbage truck - Google Patents
Scraping sliding plate control method, operation system, control system and compression type garbage truck Download PDFInfo
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- CN113844802B CN113844802B CN202111137061.9A CN202111137061A CN113844802B CN 113844802 B CN113844802 B CN 113844802B CN 202111137061 A CN202111137061 A CN 202111137061A CN 113844802 B CN113844802 B CN 113844802B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F3/00—Vehicles particularly adapted for collecting refuse
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F3/00—Vehicles particularly adapted for collecting refuse
- B65F3/14—Vehicles particularly adapted for collecting refuse with devices for charging, distributing or compressing refuse in the interior of the tank of a refuse vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F3/00—Vehicles particularly adapted for collecting refuse
- B65F2003/006—Constructional features relating to the tank of the refuse vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F3/00—Vehicles particularly adapted for collecting refuse
- B65F3/14—Vehicles particularly adapted for collecting refuse with devices for charging, distributing or compressing refuse in the interior of the tank of a refuse vehicle
- B65F2003/146—Sensors, e.g. pressure sensors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/10—Waste collection, transportation, transfer or storage, e.g. segregated refuse collecting, electric or hybrid propulsion
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Abstract
The invention discloses a scraping sliding plate control method, an operation system, a control system and a compression garbage truck.
Description
Technical Field
The invention relates to the technical field of garbage disposal equipment, in particular to a scraping sliding plate control method, an operation system, a control system and a compression type garbage truck.
Background
The compression garbage truck is a special sanitation truck for collection, compression and transportation, a filling device is arranged at the rear part of the compression garbage truck, and a scraper plate and a sliding plate are assembled in the filling device. The garbage is compressed by the combined action of the scraper and the sliding plate, the combined action of the scraper and the sliding plate is called as a compression cycle, and one cycle of the compression cycle is as follows: at the initial position, the scraper plate is opened, the sliding plate moves downwards, the scraper plate is closed, and the sliding plate moves upwards. Whether the set position is reached is judged by arranging a proximity switch in the current scheme, the proximity switch is arranged at the opening and closing positions of the scraper, the proximity switches are arranged at the upper position and the lower position of the sliding plate, and when the proximity switches sense and send out signals, the electromagnetic valve of the next action is switched on to start to execute the next action. If the proximity switch has a fault, the proximity switch cannot send a signal, and the action is interrupted.
Therefore, how to prolong the service life of the compression garbage truck becomes a technical problem to be solved urgently by the technical personnel in the field.
Disclosure of Invention
In view of the above, a first object of the present invention is to provide a scraper bar control method to prolong the service life of a garbage truck.
The second purpose of the invention is to provide an operation method of the compression type garbage truck; a third object of the present invention is to provide a skateboard control system; a fourth object of the present invention is to provide a compression-type garbage truck.
In order to achieve the purpose, the invention provides the following technical scheme:
a control method of a scraping sliding plate comprises the following steps:
a, the scraper oil cylinder executes retraction action and records first operation time of the scraper oil cylinder;
b, judging whether a first in-place signal is received, if so, executing a step C; otherwise, judging whether the first running time is less than a first set value, if so, continuing to execute retraction action of the scraper oil cylinder; otherwise, executing step C;
c, the sliding plate oil cylinder executes retraction action and records second operation time of the sliding plate oil cylinder;
d, judging whether a second in-place signal is received or not, if so, executing the step E; otherwise, judging whether the second running time is less than a second set value, if so, continuing to execute retraction action by the sliding plate oil cylinder; otherwise, executing step E;
e, the scraper oil cylinder executes the stretching action and records the third running time of the scraper oil cylinder;
f, judging whether a third in-place signal is received or not, if so, executing a step G; otherwise, judging whether the third running time is less than a third set value, if so, continuing to execute the stretching action by the scraper oil cylinder; otherwise, executing step G;
g, the sliding plate oil cylinder performs extending action, and the fourth operation time of the sliding plate oil cylinder is recorded;
h, judging whether a fourth in-place signal is received or not, if so, ending; otherwise, judging whether the fourth operation time is less than a fourth set value, if so, continuing to perform the extending action by the sliding plate oil cylinder; otherwise, ending.
Preferably, the method further comprises the following steps: the first runtime is zeroed before the third runtime is recorded.
Preferably, the method further comprises the following steps: the second runtime is zeroed before the fourth runtime is recorded.
Preferably, the first set value, the second set value, the third set value and the fourth set value are changed.
The application also discloses a running method of the compression-type garbage truck, which comprises any one of the control methods.
The application also discloses scrape slide control system, control system includes:
a first position sensor and a second position sensor, wherein the first position sensor is arranged on the sliding plate and/or the scraper and used for sensing the closing and the opening of the scraper to the right position, the first position sensor generates a first in-place signal, the second position sensor generates a third in-place signal,
the third position sensor is arranged on the filling device and/or the sliding plate oil cylinder and used for sensing the descending and the in-place of the sliding plate, the fourth position sensor is used for sensing the ascending and the in-place of the sliding plate, the third position sensor generates a second in-place signal, and the fourth position sensor generates a fourth in-place signal;
the first timer is used for recording the first running time of the retraction action of the scraper oil cylinder;
the second timer is used for recording the second running time of the retracting action executed by the sliding plate oil cylinder;
a third timer for recording a third running time of the extension action executed by the scraper oil cylinder;
the fourth timer is used for recording the fourth running time of the extension action executed by the sliding plate oil cylinder; and
a controller, the controller being operable to:
a, the scraper oil cylinder executes retraction action and records first operation time of the scraper oil cylinder;
b, judging whether a first in-place signal is received or not, if so, executing a step C; otherwise, judging whether the first running time is less than a first set value, if so, continuing to execute retraction action of the scraper oil cylinder; otherwise, executing step C;
c, the sliding plate oil cylinder executes retraction action and records second operation time of the sliding plate oil cylinder;
d, judging whether a second in-place signal is received or not, if so, executing the step E; otherwise, judging whether the second running time is less than a second set value, if so, continuing to execute retraction action by the sliding plate oil cylinder; otherwise, executing step E;
e, the scraper oil cylinder executes the stretching action and records the third running time of the scraper oil cylinder;
f, judging whether a third in-place signal is received or not, if so, executing a step G; otherwise, judging whether the third running time is less than a third set value, if so, continuing to execute the stretching action by the scraper oil cylinder; otherwise, executing step G;
g, the sliding plate oil cylinder executes extending action and records the fourth operation time of the sliding plate oil cylinder;
h, judging whether a fourth in-place signal is received or not, if so, ending; otherwise, judging whether the fourth operation time is less than a fourth set value, if so, continuing to perform the extending action by the sliding plate oil cylinder; otherwise, ending.
Preferably, the first position sensor is a first proximity switch arranged on the sliding plate and a first induction sheet arranged on the scraper oil cylinder; when the scraper oil cylinder retracts to the first induction sheet to shield the first proximity switch, the first proximity switch can generate a first in-place signal;
the second position sensor is a first proximity switch and a second sensing piece which are arranged on the sliding plate, and when the scraper oil cylinder extends to the second sensing piece to shield the first proximity switch, the first proximity switch can generate a third in-place signal;
the third position sensor is a second proximity switch arranged on a sliding chute of the filling device; when the sliding plate oil cylinder retracts to the descending position, the second proximity switch can generate a second in-place signal;
the fourth position sensor is a third proximity switch arranged on a chute of the filling device; when the slide plate oil cylinder extends to the upper-going position, the third proximity switch can generate a fourth in-place signal.
The invention also discloses a compression garbage truck, which comprises: the device comprises sliding blocks, a filling device, a scraper, a sliding plate oil cylinder and a scraper oil cylinder, wherein the sliding blocks are arranged on two side edges of the sliding plate and slide up and down in a sliding chute of the filling device; the sliding plate and the scraping plate are hinged together through a pin shaft, and the scraping plate can freely rotate around the pin shaft; one end of the scraper oil cylinder is hinged on the sliding plate, and the other end of the scraper oil cylinder is hinged on the scraper; one end of the sliding plate oil cylinder is hinged on the sliding plate, and the other end of the sliding plate oil cylinder is hinged on an oil cylinder seat of the filling device; the compression garbage truck also comprises the control system.
From the above description, the control method of the invention gives consideration to the in-place signal and the running time, and when the in-place signal cannot be received, whether the in-place signal is in place can be judged according to the running time, and a compression cycle can still be continuously completed, so that the service life of the compression garbage truck is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of a partial three-dimensional structure of a compression garbage truck;
2-5 are schematic views of the compression cycle process of the compression garbage truck;
fig. 6 is a schematic flow chart of a method for controlling a blade according to an embodiment of the present invention.
Wherein, 1 is a slide block; 2 is a slide plate oil cylinder; 3 is a scraper oil cylinder; 4, a sliding plate; 5 is a scraper; 6 is a second proximity switch; 7 is a third proximity switch; 8 is a first induction sheet; 9 is a second induction sheet; 10 is a first proximity switch; and 11 is a filling device.
Detailed Description
The first core of the invention is to provide a scraper slider control method to prolong the service life of a compression garbage truck; the second core of the invention is to provide an operation method of the compression type garbage truck; the third core of the invention is to provide a scraper slide plate control system; the fourth core of the invention is to provide a compression type garbage truck.
As shown in fig. 1 to 5, a garbage truck for compression meeting to be described generally comprises a slide block 1, a filling device 11, a scraper 5, a slide plate 4, a slide plate cylinder 2 and a scraper cylinder 3, wherein the slide block 1 is installed on two side edges of the slide plate 4, and the slide block 1 slides up and down in a chute of the filling device 11; the sliding plate 4 and the scraper 5 are hinged together through a pin shaft, and the scraper 5 can freely rotate around the pin shaft; one end of the scraper oil cylinder 3 is hinged on the sliding plate 4, and the other end is hinged on the scraper 5; one end of the sliding plate oil cylinder 2 is hinged on the sliding plate 4, and the other end is hinged on an oil cylinder seat of the filling device 11; the compression garbage truck also comprises the control system.
The garbage truck compresses garbage through the combined action of the scraper 5 and the sliding plate 4, the combined action of the scraper 5 and the sliding plate 4 is called as a compression cycle, and one cycle of the compression cycle is as follows: in the initial position, the scraper 5 is opened, the sliding plate 4 moves downwards, the scraper 5 is closed, and the sliding plate 4 moves upwards. Correspondingly, when the scraper 5 is opened, the scraper oil cylinder 3 executes retraction; when the sliding plate 4 moves downwards, the sliding plate oil cylinder 2 executes retraction; when the scraper 5 is closed, the scraper oil cylinder 3 performs extending action; when the sliding plate 4 moves upwards, the sliding plate oil cylinder 2 performs extending action.
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.
Before explaining the technical scheme provided by the embodiment of the present application, the related art related to the present application is explained.
As shown in fig. 6, a control method of a scraping and sliding plate includes the following steps:
s100, the scraper oil cylinder executes retraction action and records the first running time of the scraper oil cylinder. When the scraper oil cylinder executes retraction, the rod cavity of the scraper oil cylinder is filled with liquid to drive the scraper to open. And recording a first running time of the scraper oil cylinder, wherein the first running time is recorded by the controller or recorded by setting a first timer.
S200, judging whether a first in-place signal is received, if so, executing a step S300; otherwise, judging whether the first running time is less than a first set value, if so, continuing to execute retraction action of the scraper oil cylinder; otherwise, step S300 is executed. When the first in-place signal is received, the scraper is shown to be opened in place, so that the subsequent steps can be directly carried out; when the first in-place signal is not received, the situation that the position sensor for detecting the first in-place signal has a fault can be shown, an alternative scheme can be entered, namely, the operation is carried out by judging whether the first running time is less than a first set value, when the first running time is less than the first set value, the situation that the scraper is not opened in place needs to be continuously opened, and the rod cavity of the scraper oil cylinder continuously feeds liquid. When the value is equal to or larger than the preset value, the scraper is opened in place, and the subsequent steps can be continued.
And S300, the slide plate oil cylinder executes retraction action and records the second running time of the slide plate oil cylinder. When the sliding plate oil cylinder performs retraction, the rod cavity of the sliding plate oil cylinder is filled with liquid to drive the sliding plate to move downwards. And recording a second running time of the sliding plate oil cylinder, wherein the second running time is recorded by the controller or recorded by setting a second timer.
S400, judging whether a second in-place signal is received or not, if so, executing a step S500; otherwise, judging whether the second operation time is less than a second set value, if so, continuing to execute retraction action by the sliding plate oil cylinder; otherwise, step S500 is executed. When a second in-place signal is received, the sliding plate is indicated to have descended to the place, so that the subsequent steps can be directly carried out; when the second in-place signal is not received, the situation that the position sensor for detecting the second in-place signal has a fault can be shown, an alternative scheme can be entered, namely, the operation is carried out by judging whether the second running time is less than a second set value, when the second running time is less than the second set value, the situation that the sliding plate does not descend in place needs to continue descending, and the rod cavity of the sliding plate oil cylinder continues to feed liquid. When the value is equal to or larger than the preset value, the sliding plate is descended to the right position, and the subsequent steps can be continued.
And S500, executing the extending action by the scraper oil cylinder, and recording the third running time of the scraper oil cylinder. When the scraper oil cylinder performs stretching action, the rodless cavity of the scraper oil cylinder feeds liquid to drive the scraper to close. And recording a third running time of the scraper oil cylinder, wherein the third running time is recorded by the controller or recorded by setting a third timer.
To facilitate data processing, the first runtime is zeroed before the third runtime is recorded. Of course, the zeroing process may not be performed, and the determination by the time is within the protection scope of the present invention.
S600, judging whether a third in-place signal is received, if so, executing a step S700; otherwise, judging whether the third running time is less than a third set value, if so, continuing to execute the stretching action by the scraper oil cylinder; otherwise, step S700 is performed. When a third in-place signal is received, the scraper is closed in place, so that the subsequent steps can be directly carried out; when the third in-place signal is not received, the situation that the position sensor for detecting the third in-place signal has a fault can be shown, an alternative scheme can be entered, namely, the operation is carried out by judging whether the third running time is less than a third set value, when the third running time is less than the third set value, the scraper is not closed in place, the scraper needs to be closed continuously, and the rodless cavity of the scraper oil cylinder continues to feed liquid. When equal to or greater than this indicates that the squeegee has been closed in place, at which point the subsequent steps can be continued.
And S700, the slide plate oil cylinder performs extending action, and the fourth operation time of the slide plate oil cylinder is recorded. When the sliding plate oil cylinder performs stretching action, the rodless cavity of the sliding plate oil cylinder feeds liquid to drive the sliding plate to move upwards. And recording a fourth running time of the sliding plate oil cylinder, wherein the fourth running time is recorded by the controller or recorded by setting a fourth timer.
To facilitate data processing, the second runtime is zeroed before the fourth runtime is recorded. Of course, the zeroing process may not be performed, and the determination by the time is within the protection scope of the present invention.
S800, judging whether a fourth in-place signal is received or not, if so, ending; otherwise, judging whether the fourth operation time is less than a fourth set value, if so, continuing to perform the extending action by the sliding plate oil cylinder; otherwise, ending. When the fourth in-place signal is received, the sliding plate is indicated to be moved upwards to the place, and the operation is finished; when the fourth arrival signal is not received, the situation that the position sensor for detecting the fourth arrival signal has a fault is indicated, an alternative scheme can be entered, namely, the operation is carried out by judging whether the fourth running time is smaller than a fourth set value, when the fourth running time is smaller than the fourth set value, the situation that the sliding plate does not move upwards in place is indicated, the sliding plate needs to move upwards continuously, and the rodless cavity of the sliding plate oil cylinder continues to feed liquid. And when the distance is equal to or larger than the preset distance, the sliding plate is indicated to be ascended to the right position, and the process is finished.
From the above description, the control method of the invention gives consideration to the in-place signal and the running time, and when the in-place signal cannot be received, whether the in-place signal is in place can be judged according to the running time, and a compression cycle can still be continuously completed, so that the service life of the compression garbage truck is prolonged.
It should be noted that the first set value, the second set value, the third set value and the fourth set value may be directly fixed, or may be modified according to different types of compression-type garbage trucks, and therefore, the present invention preferably further includes: and changing the first set value, the second set value, the third set value and the fourth set value. In this way, the first, second, third and fourth settings may be modified according to the actual running time.
The application also discloses a running method of the compression-type garbage truck, which comprises any one of the control methods. The control method has the beneficial effects that the running method of the compression-type garbage truck has corresponding effects, and the detailed description is omitted.
The application also discloses scrape slide control system, control system includes:
a first position sensor and a second position sensor, wherein the first position sensor is arranged on the sliding plate and/or the scraper and used for sensing that the scraper is closed in place, the second position sensor is used for sensing that the scraper is opened in place, the first position sensor generates a first in-place signal, the second position sensor generates a third in-place signal,
a third position sensor and a fourth position sensor which are arranged on the filling device and/or the sliding plate oil cylinder and used for sensing the descending and the in-place of the sliding plate, wherein the third position sensor generates a second in-place signal, and the fourth position sensor generates a fourth in-place signal;
the first timer is used for recording the first running time of the retracting action executed by the scraper oil cylinder;
the second timer is used for recording the second running time of the retracting action executed by the sliding plate oil cylinder;
the third timer is used for recording third running time of the extension action executed by the scraper oil cylinder;
the fourth timer is used for recording the fourth running time of the extension action executed by the sliding plate oil cylinder; and
a controller, the controller being operable to:
s100, the scraper oil cylinder executes retraction action and records the first running time of the scraper oil cylinder. When the scraper oil cylinder executes retraction, the rod cavity of the scraper oil cylinder is filled with liquid to drive the scraper to open. And recording a first running time of the scraper oil cylinder, wherein the first running time is recorded by the controller or recorded by setting a first timer.
S200, judging whether a first in-place signal is received, if so, executing a step S300; otherwise, judging whether the first running time is less than a first set value, if so, continuing to execute retraction action of the scraper oil cylinder; otherwise, step S300 is executed. When the first in-place signal is received, the scraper is shown to be opened in place, so that the subsequent steps can be directly carried out; when the first in-place signal is not received, the situation that the position sensor for detecting the first in-place signal has a fault can be shown, an alternative scheme can be entered, namely, the operation is carried out by judging whether the first running time is less than a first set value, when the first running time is less than the first set value, the situation that the scraper is not opened in place needs to be continuously opened, and the rod cavity of the scraper oil cylinder continuously feeds liquid. When the value is equal to or larger than the preset value, the scraper is opened in place, and the subsequent steps can be continued.
And S300, executing retraction action by the slide plate oil cylinder, and recording the second operation time of the slide plate oil cylinder. When the sliding plate oil cylinder performs retraction, the rod cavity of the sliding plate oil cylinder is filled with liquid to drive the sliding plate to move downwards. And recording a second running time of the sliding plate oil cylinder, wherein the second running time is recorded by the controller or recorded by setting a second timer.
S400, judging whether a second in-place signal is received or not, if so, executing a step S500; otherwise, judging whether the second running time is less than a second set value, if so, continuing to execute retraction action by the sliding plate oil cylinder; otherwise, step S500 is executed. When a second in-place signal is received, the sliding plate is indicated to have descended to the place, so that the subsequent steps can be directly carried out; when the second in-place signal is not received, the situation that the position sensor for detecting the second in-place signal has a fault can be shown, an alternative scheme can be entered, namely, the operation is carried out by judging whether the second running time is less than a second set value, when the second running time is less than the second set value, the situation that the sliding plate does not descend in place needs to continue descending, and the rod cavity of the sliding plate oil cylinder continues to feed liquid. When the value is equal to or larger than the preset value, the sliding plate is descended to the right position, and the subsequent steps can be continued.
S500, the scraper oil cylinder executes the extending action, and the third running time of the scraper oil cylinder is recorded; when the scraper oil cylinder performs stretching action, the rodless cavity of the scraper oil cylinder feeds liquid to drive the scraper to be closed. And recording a third running time of the scraper oil cylinder, wherein the third running time is recorded by the controller or recorded by setting a third timer.
To facilitate data processing, the first runtime is zeroed before the third runtime is recorded. Of course, the zeroing process may not be performed, and the situation that the judgment can be performed when the bronze drum even time is reached is within the protection scope of the present invention.
S600, judging whether a third in-place signal is received, if so, executing a step S700; otherwise, judging whether the third running time is less than a third set value, if so, continuing to perform stretching action by the scraper oil cylinder; otherwise, step S700 is performed. When a third in-place signal is received, the scraper is closed in place, so that the subsequent steps can be directly carried out; when the third in-place signal is not received, the situation that the position sensor for detecting the third in-place signal has a fault can be shown, an alternative scheme can be entered, namely, the operation is carried out by judging whether the third running time is less than a third set value, when the third running time is less than the third set value, the scraper is not closed in place, the scraper needs to be closed continuously, and the rodless cavity of the scraper oil cylinder continues to feed liquid. When equal to or greater than this indicates that the squeegee has been closed in place, at which point the subsequent steps can be continued.
S700, the slide plate oil cylinder executes extending action, and the fourth operation time of the slide plate oil cylinder is recorded. When the sliding plate oil cylinder performs stretching action, the rodless cavity of the sliding plate oil cylinder is fed with liquid to drive the sliding plate to move upwards. And recording a fourth operation time of the slide plate oil cylinder, wherein the fourth operation time is recorded by the controller or recorded by setting a fourth timer.
To facilitate data processing, the second runtime is zeroed before the fourth runtime is recorded. Of course, the zeroing process may not be performed, and the situation that the judgment can be performed when the bronze drum even time is reached is within the protection scope of the present invention.
S800, judging whether a fourth in-place signal is received, if so, ending; otherwise, judging whether the fourth operation time is less than a fourth set value, if so, continuing to perform the extending action by the sliding plate oil cylinder; otherwise, ending. When the fourth in-place signal is received, the sliding plate is indicated to be moved upwards to the place, and the operation is finished; when the fourth in-place signal is not received, the situation that the position sensor for detecting the fourth in-place signal has a fault can be shown, an alternative scheme can be entered, namely, the operation is carried out by judging whether the fourth running time is less than a fourth set value, when the fourth running time is less than the fourth set value, the situation that the sliding plate does not move upwards in place needs to be carried out continuously, and the rodless cavity of the sliding plate oil cylinder continues to feed liquid. And when the distance is equal to or larger than the preset distance, the sliding plate is indicated to be ascended to the right position, and the process is finished.
The control system of the invention gives consideration to the in-place signal and the running time, and can judge whether the in-place signal is in place according to the running time when the in-place signal can not be received, and still can finish a compression cycle, thereby prolonging the service life of the compression garbage truck.
It should be noted that the first position sensor, the second position sensor, the third position sensor and the fourth position sensor may be an in-place switch, a contact position sensor, a proximity position sensor, a photoelectric position sensor or an electromagnetic position sensor.
In some embodiments of the invention, the first position sensor is a first proximity switch 10 arranged on the sliding plate and a first sensing sheet 8 arranged on the scraper cylinder; when the scraper oil cylinder retracts to the first sensing piece 8 to shield the first proximity switch 10, the first proximity switch 10 can generate a first in-place signal;
the second position sensor is a first proximity switch 10 and a second sensing piece 9 which are arranged on the sliding plate, and when the scraper oil cylinder extends out to the second sensing piece 9 to shield the first proximity switch 10, the first proximity switch 10 can generate a third in-place signal;
the third position sensor is a second proximity switch 6 arranged on a chute of the filling device; when the sliding plate oil cylinder retracts to the descending position, the second proximity switch 6 can generate a second in-place signal;
the fourth position sensor is a third proximity switch 7 arranged on a chute of the filling device; the third proximity switch 7 is capable of generating a fourth go signal when the ram cylinder is extended to the up position.
Of course, the invention only discloses a compression garbage truck, which comprises: the device comprises sliding blocks 1, a filling device 11, a scraper 5, a sliding plate 4, a sliding plate oil cylinder 2 and a scraper oil cylinder 3, wherein the sliding blocks 1 are arranged on two side edges of the sliding plate 4, and the sliding blocks 1 slide up and down in a sliding groove of the filling device 11; the sliding plate 4 and the scraper 5 are hinged together through a pin shaft, and the scraper 5 can freely rotate around the pin shaft; one end of the scraper oil cylinder 3 is hinged on the sliding plate 4, and the other end is hinged on the scraper 5; one end of the sliding plate oil cylinder 2 is hinged on the sliding plate 4, and the other end is hinged on an oil cylinder seat of the filling device 11; the compression garbage truck also comprises the control system.
The garbage truck compresses garbage through the combined action of the scraper 5 and the sliding plate 4, the combined action of the scraper 5 and the sliding plate 4 is called as a compression cycle, and one cycle of the compression cycle is as follows: in the initial position, the scraper 5 is opened, the sliding plate 4 moves downwards, the scraper 5 is closed, and the sliding plate 4 moves upwards. Correspondingly, when the scraper 5 is opened, the scraper oil cylinder 3 executes retraction; when the sliding plate 4 moves downwards, the sliding plate oil cylinder 2 executes retraction action; when the scraper 5 is closed, the scraper oil cylinder 3 performs extending action; when the sliding plate 4 moves upwards, the sliding plate oil cylinder 2 performs extending action. The compression garbage truck also comprises the control system. Because above-mentioned control system has above beneficial effect, the compression garbage truck including this control system has corresponding effect, and this no longer gives details here.
In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A sliding plate scraping control method is characterized in that the sliding plate scraping control method is used for controlling the operation of a compression type garbage truck, the garbage truck comprises sliding blocks, a filling device, a scraping plate, sliding plates, sliding plate oil cylinders and scraping plate oil cylinders, wherein the sliding blocks are arranged on two side edges of each sliding plate and slide up and down in sliding grooves of the filling device; the sliding plate and the scraping plate are hinged together through a pin shaft, and the scraping plate can freely rotate around the pin shaft; one end of the scraper oil cylinder is hinged to the sliding plate, and the other end of the scraper oil cylinder is hinged to the scraper; one end of the sliding plate oil cylinder is hinged to the sliding plate, and the other end of the sliding plate oil cylinder is hinged to an oil cylinder seat of the filling device; when the scraper is opened, the scraper oil cylinder executes retraction action; when the scraper is closed, the scraper oil cylinder performs stretching action; when the sliding plate descends, the sliding plate oil cylinder executes retraction action; when the sliding plate moves upwards, the sliding plate oil cylinder performs stretching action; the control method comprises the following steps:
A. the scraper oil cylinder executes retraction action and records first running time of the scraper oil cylinder;
B. judging whether a first in-place signal is received or not, if so, executing the step C; otherwise, judging whether the first running time is less than a first set value, if so, continuing to execute retraction action of the scraper oil cylinder; otherwise, executing step C;
C. the sliding plate oil cylinder executes retraction action and records second operation time of the sliding plate oil cylinder;
D. judging whether a second in-place signal is received or not, if so, executing a step E; otherwise, judging whether the second operation time is less than a second set value, if so, continuing to execute retraction action by the sliding plate oil cylinder; otherwise, executing step E;
E. the scraper oil cylinder executes the extending action and records the third running time of the scraper oil cylinder;
F. judging whether a third in-place signal is received, if so, executing a step G; otherwise, judging whether the third running time is less than a third set value, if so, continuing to perform stretching action by the scraper oil cylinder; otherwise, executing step G;
G. the sliding plate oil cylinder executes the extending action and records the fourth operation time of the sliding plate oil cylinder;
H. judging whether a fourth in-place signal is received, if so, ending; otherwise, judging whether the fourth operation time is less than a fourth set value, if so, continuing to perform the extending action by the sliding plate oil cylinder; otherwise, ending;
the first in-place signal is generated by a first position sensor which is arranged on the sliding plate and/or the scraper and used for sensing the closing in-place of the scraper; the third in-place signal is generated by a second position sensor which senses that the scraper is opened in place;
the second in-place signal is generated by a third position sensor which is arranged on the filling device and/or the sliding plate oil cylinder and is used for sensing that the sliding plate descends in place; the fourth in-place signal is generated by a fourth position sensor sensing that the sliding plate is in the in-place state in the ascending process.
2. The skateboard control method of claim 1, further comprising: zeroing the first runtime before recording the third runtime.
3. The skateboard control method of claim 2, further comprising: zeroing the second runtime before recording the fourth runtime.
4. The skateboard control method of claim 1, wherein the first, second, third, and fourth settings are modified.
5. A method of operating a compression-type garbage truck, characterized by comprising the control method according to any one of claims 1 to 4.
6. A sliding plate scraping control system is characterized in that the control system is used for controlling the operation of a compression type garbage truck, the garbage truck comprises sliding blocks, a filling device, a scraping plate, sliding plates, sliding plate oil cylinders and scraping plate oil cylinders, wherein the sliding blocks are installed on two side edges of each sliding plate, and slide up and down in sliding grooves of the filling device; the sliding plate and the scraping plate are hinged together through a pin shaft, and the scraping plate can freely rotate around the pin shaft; one end of the scraper oil cylinder is hinged to the sliding plate, and the other end of the scraper oil cylinder is hinged to the scraper; one end of the sliding plate oil cylinder is hinged to the sliding plate, and the other end of the sliding plate oil cylinder is hinged to an oil cylinder seat of the filling device; when the scraper is opened, the scraper oil cylinder executes retraction action; when the scraper is closed, the scraper oil cylinder performs extending action; when the sliding plate descends, the sliding plate oil cylinder executes retraction action; when the sliding plate moves upwards, the sliding plate oil cylinder performs extending action; the control system includes:
a first position sensor and a second position sensor, wherein the first position sensor is arranged on the sliding plate and/or the scraper and used for sensing that the scraper is closed in place, the second position sensor is used for sensing that the scraper is opened in place, the first position sensor generates a first in-place signal, the second position sensor generates a third in-place signal,
the device comprises a packer and/or a sliding plate oil cylinder, a third position sensor and a fourth position sensor, wherein the third position sensor is arranged on the packer and/or the sliding plate oil cylinder and used for sensing the descending and the in-place of a sliding plate, the fourth position sensor is used for sensing the ascending and the in-place of the sliding plate, the third position sensor generates a second in-place signal, and the fourth position sensor generates a fourth in-place signal;
the first timer is used for recording first running time of the retraction action executed by the scraper oil cylinder;
the second timer is used for recording second running time of the retracting action executed by the sliding plate oil cylinder;
the third timer is used for recording third running time of the extension action executed by the scraper oil cylinder;
the fourth timer is used for recording the fourth running time of the extension action executed by the sliding plate oil cylinder; and
a controller, the controller being executable to:
A. the scraper oil cylinder executes retraction action and records first running time of the scraper oil cylinder;
B. judging whether a first in-place signal is received or not, if so, executing the step C; otherwise, judging whether the first running time is less than a first set value, if so, continuing to execute retraction action of the scraper oil cylinder; otherwise, executing step C;
C. the sliding plate oil cylinder executes retraction action and records second operation time of the sliding plate oil cylinder;
D. judging whether a second in-place signal is received or not, if so, executing a step E; otherwise, judging whether the second running time is less than a second set value, if so, continuing to execute retraction action by the sliding plate oil cylinder; otherwise, executing step E;
E. the scraper oil cylinder executes the extending action and records the third running time of the scraper oil cylinder;
F. judging whether a third in-place signal is received, if so, executing a step G; otherwise, judging whether the third running time is less than a third set value, if so, continuing to perform stretching action by the scraper oil cylinder; otherwise, executing step G;
G. the sliding plate oil cylinder executes the extending action and records the fourth operation time of the sliding plate oil cylinder;
H. judging whether a fourth in-place signal is received, if so, ending; otherwise, judging whether the fourth operation time is less than a fourth set value, if so, continuing to execute the extending action of the sliding plate oil cylinder; otherwise, ending.
7. The screed slide control system of claim 6, wherein the first position sensor is a first proximity switch disposed on the slide and a first sensing tab disposed on the screed cylinder; when the scraper oil cylinder retracts to the first sensing piece to shield the first proximity switch, the first proximity switch can generate a first in-place signal;
the second position sensor is a first proximity switch and a second sensing piece which are arranged on the sliding plate, and when the scraper oil cylinder extends to the second sensing piece to shield the first proximity switch, the first proximity switch can generate a third in-place signal;
the third position sensor is a second proximity switch arranged on a chute of the filling device; when the sliding plate oil cylinder retracts to the descending position, the second proximity switch can generate a second in-place signal;
the fourth position sensor is a third proximity switch arranged on a sliding chute of the filling device; and when the sliding plate oil cylinder extends to the upper-going position, the third proximity switch can generate a fourth in-place signal.
8. A compression garbage truck comprising: the device comprises sliding blocks, a filling device, a scraper, sliding plates, sliding plate oil cylinders and scraper oil cylinders, wherein the sliding blocks are arranged on two side edges of each sliding plate and slide up and down in sliding grooves of the filling device; the sliding plate and the scraping plate are hinged together through a pin shaft, and the scraping plate can freely rotate around the pin shaft; one end of the scraper oil cylinder is hinged on the sliding plate, and the other end of the scraper oil cylinder is hinged on the scraper; one end of the sliding plate oil cylinder is hinged on the sliding plate, and the other end of the sliding plate oil cylinder is hinged on an oil cylinder seat of the filling device; the compression garbage truck is characterized by further comprising the control system of claim 6 or 7.
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| CN202111137061.9A CN113844802B (en) | 2021-09-27 | 2021-09-27 | Scraping sliding plate control method, operation system, control system and compression type garbage truck |
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| JP4142824B2 (en) * | 1999-08-19 | 2008-09-03 | 極東開発工業株式会社 | Operation control apparatus and operation control method |
| CN103213793B (en) * | 2013-04-25 | 2015-04-29 | 中联重科股份有限公司渭南分公司 | Back-loading compression type garbage truck and loading mechanism thereof |
| CN103662549B (en) * | 2013-12-13 | 2016-02-03 | 长沙中联重科环卫机械有限公司 | Compression process control equipment, system and method for compression mechanism and garbage truck |
| CN205397157U (en) * | 2016-03-11 | 2016-07-27 | 陕西汽车集团有限责任公司 | Compression garbage truck scraper blade position detecting device and compression garbage truck |
| CN107939785B (en) * | 2017-11-21 | 2019-09-20 | 中国兵器装备集团自动化研究所 | One kind being used for cylinder movement control method |
| CN109083878A (en) * | 2018-07-12 | 2018-12-25 | 聊城中通新能源汽车装备有限公司 | A kind of compression type garbage truck noise control system and method |
| CN214140009U (en) * | 2020-10-19 | 2021-09-07 | 北京华林特装车有限公司 | Compression garbage truck |
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