Automatic feeding system and safety protection control device and method thereof
阅读说明：本技术 自动上料系统及其安全防护控制装置和方法 (Automatic feeding system and safety protection control device and method thereof ) 是由 张会周 余炳潘 于 2019-02-28 设计创作，主要内容包括：本公开提供一种自动上料系统及其安全防护控制装置和方法。该自动上料系统包括自动上料设备和包围自动上料设备的安全防护装置。自动上料设备包括上料部单元以及围绕上料部单元布置的第一物料供应部、第二物料供应部和中间传输部,上料部单元用于从第一物料供应部或第二物料供应部拾取物料,并将物料放置于中间传输部。安全防护装置围绕自动上料设备设置,且安全防护装置与第一物料供应部相对的位置处设置有第一门,与第二物料供应部相对的位置处设置有第二门。(The disclosure provides an automatic feeding system and a safety protection control device and method thereof. The automatic feeding system comprises automatic feeding equipment and a safety protection device surrounding the automatic feeding equipment. The automatic feeding equipment comprises a feeding part unit, a first material supply part, a second material supply part and an intermediate transmission part, wherein the first material supply part, the second material supply part and the intermediate transmission part are arranged around the feeding part unit, and the feeding part unit is used for picking up materials from the first material supply part or the second material supply part and placing the materials in the intermediate transmission part. The safety protection device is arranged around the automatic feeding equipment, a first door is arranged at the position, opposite to the first material supply part, of the safety protection device, and a second door is arranged at the position, opposite to the second material supply part, of the safety protection device.)
1. An automatic feeding system, characterized in that, includes automatic feeding equipment and surrounds the safety device of automatic feeding equipment, wherein:
the automatic loading apparatus includes a loading section unit for picking up a material from the first material supply section or the second material supply section and placing the material on an intermediate transfer section, and a first material supply section, a second material supply section, and an intermediate transfer section arranged around the loading section unit, and
the safety protection device is arranged around the automatic feeding equipment, a first door is arranged at the position, opposite to the first material supply part, of the safety protection device, and a second door is arranged at the position, opposite to the second material supply part, of the safety protection device.
2. The automatic feeding system according to claim 1,
the first material supply part is located at the left side of the loading part unit, the second material supply part is located at the right side of the loading part unit, the middle conveying part is located at the front side of the loading part unit, and
the safety device comprises:
a front side wall portion located on a front side of the intermediate conveyance portion;
a left side wall portion located on a left side of the first material supply portion;
a right side wall portion located on a right side of the second material supply portion; and
a rear side wall portion located on a rear side of the loading portion unit;
wherein the first door is a left door provided on the left side wall portion, and the second door is a right door provided on the right side wall portion.
3. The automatic feeding system according to claim 2,
the automatic feeding equipment also comprises a controller, wherein the controller is used for controlling the left door and the right door to be in an openable state when the feeding part unit is in an inoperative state; when the feeding part unit is in a left working state, controlling the left door to be in a locked state and controlling the right door to be in an openable state; and
and when the feeding part unit is in a right working state, controlling the right door to be in a locked state and controlling the left door to be in an openable state.
4. The automatic feeding system according to claim 3,
the left side wall portion is provided with a left side door opening and closing button, the right side wall portion is provided with a right side door opening and closing button, and
the controller is used for controlling the left door opening and closing button and the right door opening and closing button to be in an effective state or a locking state according to the working state of the feeding part unit.
5. The automatic feeding system according to claim 3,
the left side wall portion is provided with a left side travel switch, the left side door is spaced from the left side travel switch by a preset distance, the left side travel switch outputs a first signal to the controller when the opened left side door is pressed to be opened, and
the right side wall portion is provided with a right side travel switch, the right side door and the right side travel switch are separated by a preset distance, and the right side travel switch outputs a second signal to the controller when the opened right side door is pressed to be opened.
6. The automatic feeding system according to claim 5,
the left side wall portion is provided with a left side barrier component, the left side barrier component is located the left side door is inboard and can move to with the left side door position is relative and move to avoiding with the left side door is relative, the controller is used for receiving when the first signal, control the left side barrier component avoid with the left side door is relative, and
right side wall portion is provided with right side barrier component, right side barrier component is located right side door inboard and can move extremely with right side door position relatively and move extremely avoid with right side door is relative, the controller is used for receiving during the second signal, control right side barrier component avoid with right side door is relative.
7. The automatic feeding system according to claim 5, further comprising:
a left internal barrier located inside the safety guard and movable between the loading section unit and the first material supply section, the controller being configured to control the left internal barrier to move between the loading section unit and the first material supply section upon receiving the first signal; and
a right internal barrier located within the safety shield and movable between the loading section unit and the second material supply, the controller being configured to control the right internal barrier to move between the loading section unit and the second material supply upon receiving the second signal.
8. The automatic feeding system according to claim 7,
the rear side wall part is provided with a left side slide rail, the left side internal baffle is slidably assembled on the left side slide rail and can slide to separate the feeding part unit from the first material supply part, and
the rear side wall portion is provided with a right side slide rail on which the right side internal baffle is slidably fitted and is slidable to separate the loading section unit from the second material supply section.
9. The automatic feeding system according to claim 1,
the rear side wall portion is provided with a left rear side door at a position thereof opposed to the first material supply portion, and
the rear side wall portion is provided with a right rear side door at a position thereof opposed to the second material supply portion.
10. The automatic feeding system according to claim 1,
the automatic loading apparatus further includes a recovery member for recovering an article other than the material, the recovery member being located between the loading section unit and the rear side wall portion, and the rear side wall portion being provided with a door at a position thereof opposite to the recovery member; and/or
The automatic feeding system further comprises a front side transmission part, the front side transmission part is positioned on the outer side of the safety protection device and is in contact with the middle transmission part, and the front side wall part is positioned on the rear side of the front side transmission part; and/or
The automatic feeding system further includes a left-side abnormal material storage portion surrounded by at least the front-side wall portion and the left-side wall portion, and a right-side abnormal material storage portion surrounded by at least the front-side wall portion and the right-side wall portion.
11. A safety protection control method of an automatic feeding system, wherein the automatic feeding system is the automatic feeding system according to claim 3, the safety protection control method comprising:
judging which of the non-operating state, the left-side operating state and the right-side operating state the feeding part unit is in;
when the feeding part unit is in a non-working state, controlling the left side door and the right side door to be in an openable state;
when the feeding part unit is in a left working state, controlling the left door to be in a locked state and controlling the right door to be in an openable state;
and when the feeding part unit is in a right working state, controlling the right door to be in a locked state and controlling the left door to be in an openable state.
12. A safety protection control device of an automatic feeding system, characterized in that the automatic feeding system is an automatic feeding system according to claim 3, the safety protection control device comprising:
the judging unit is used for judging which one of the non-operating state, the left-side operating state and the right-side operating state the feeding part unit is in;
the control unit is used for controlling the left door and the right door to be in an openable state when the feeding part unit is in an inoperative state; and
when the feeding part unit is in a left working state, controlling the left door to be in a locked state and controlling the right door to be in an openable state; and
and when the feeding part unit is in a right working state, controlling the right door to be in a locked state and controlling the left door to be in an openable state.
Technical Field
The present disclosure relates to, but is not limited to, the field of feeding devices, and in particular, to an automatic feeding system, and a safety protection control device and method thereof.
Background
As the industry develops, more and more machinery is used in various fields, and the safety isolation of machinery is always a concern. Mechanical equipment that can potentially damage people or objects is typically isolated by safety isolation devices.
In the case of a conventional isolation device for isolating mechanical equipment, in order to ensure personnel safety, workers are generally allowed to enter the isolation device for operation only in a state where the mechanical equipment is stopped, thereby resulting in a single work condition and low productivity. In addition, the isolation device commonly used can only provide primary safety guarantee, namely, the isolation device only plays a role in preventing personnel from entering the isolation device, and the safety of the workers entering the isolation device cannot be further guaranteed, so that the safety factor is low.
Disclosure of Invention
The present disclosure has been made to at least partially solve the technical problems occurring in the prior art, and provides an automatic feeding system capable of satisfying requirements of multiple working conditions and having a high safety factor, and a safety protection control device and method thereof.
According to one aspect of the present disclosure, there is provided an automatic feeding system comprising an automatic feeding apparatus and a safety guard surrounding the automatic feeding apparatus, wherein:
the automatic loading apparatus includes a loading section unit for picking up a material from the first material supply section or the second material supply section and placing the material on an intermediate transfer section, and a first material supply section, a second material supply section, and an intermediate transfer section arranged around the loading section unit, and
the safety protection device is arranged around the automatic feeding equipment, a first door is arranged at the position, opposite to the first material supply part, of the safety protection device, and a second door is arranged at the position, opposite to the second material supply part, of the safety protection device.
In some embodiments, the first material supply is located on the left side of the feed section unit, the second material supply is located on the right side of the feed section unit, the intermediate transfer section is located on the front side of the feed section unit, and
the safety device comprises:
a front side wall portion located on a front side of the intermediate conveyance portion;
a left side wall portion located on a left side of the first material supply portion;
a right side wall portion located on a right side of the second material supply portion; and
a rear side wall portion located on a rear side of the loading portion unit;
wherein the first door is a left door provided on the left side wall portion, and the second door is a right door provided on the right side wall portion.
In some embodiments, the automatic charging apparatus further comprises a controller for controlling both the left door and the right door to be in an openable state when the charging section unit is in an inoperative state; and
when the feeding part unit is in a left working state, controlling the left door to be in a locked state and controlling the right door to be in an openable state; and
and when the feeding part unit is in a right working state, controlling the right door to be in a locked state and controlling the left door to be in an openable state.
In some embodiments, the left side wall portion is provided with a left side door opening and closing button, the right side wall portion is provided with a right side door opening and closing button, and
the controller is used for controlling the left door opening and closing button and the right door opening and closing button to be in an effective state or a locking state according to the working state of the feeding part unit.
In some embodiments, the left side wall portion is provided with a left side travel switch, the left side door is spaced apart from the left side travel switch by a preset distance, the left side travel switch outputs a first signal to the controller when the opened left side door is pressed open, and
the right side wall portion is provided with a right side travel switch, the right side door and the right side travel switch are separated by a preset distance, and the right side travel switch outputs a second signal to the controller when the opened right side door is pressed to be opened.
In some embodiments, the left side wall portion is provided with a left side blocking member located inside the left side door and movable to oppose the left side door position and to avoid opposing the left side door, the controller is configured to control the left side blocking member to avoid opposing the left side door upon receiving the first signal, and
right side wall portion is provided with right side barrier component, right side barrier component is located right side door inboard and can move extremely with right side door position relatively and move extremely avoid with right side door is relative, the controller is used for receiving during the second signal, control right side barrier component avoid with right side door is relative.
In some embodiments, the automatic feeding system further comprises:
a left internal barrier located inside the safety guard and movable between the loading section unit and the first material supply section, the controller being configured to control the left internal barrier to move between the loading section unit and the first material supply section upon receiving the first signal; and
a right internal barrier located within the safety shield and movable between the loading section unit and the second material supply, the controller being configured to control the right internal barrier to move between the loading section unit and the second material supply upon receiving the second signal.
In some embodiments, the rear side wall portion is provided with a left slide rail to which the left internal baffle is slidably fitted and is slidable to separate the loading section unit from the first material supply section, and
the rear side wall portion is provided with a right side slide rail on which the right side internal baffle is slidably fitted and is slidable to separate the loading section unit from the second material supply section.
In some embodiments, the rear side wall portion is provided with a left rear side door at a position thereof opposite to the first material supply portion, and
the rear side wall portion is provided with a right rear side door at a position thereof opposed to the second material supply portion.
In some embodiments, the automatic loading apparatus further comprises a recovery part for recovering an article other than the material, the recovery part being located between the loading part unit and the rear side wall part, and the rear side wall part being provided at a position thereof opposite to the recovery part with a door; and/or
The automatic feeding system further comprises a front side transmission part, the front side transmission part is positioned on the outer side of the safety protection device and is in contact with the middle transmission part, and the front side wall part is positioned on the rear side of the front side transmission part; and/or
The automatic feeding system further includes a left-side abnormal material storage portion surrounded by at least the front-side wall portion and the left-side wall portion, and a right-side abnormal material storage portion surrounded by at least the front-side wall portion and the right-side wall portion.
According to another aspect of the present disclosure, there is provided a safety protection control method of an automatic feeding system, the automatic feeding system being the automatic feeding system described above, the safety protection control method including:
judging which of the non-operating state, the left-side operating state and the right-side operating state the feeding part unit is in;
when the feeding part unit is in a non-working state, controlling the left side door and the right side door to be in an openable state;
when the feeding part unit is in a left working state, controlling the left door to be in a locked state and controlling the right door to be in an openable state;
and when the feeding part unit is in a right working state, controlling the right door to be in a locked state and controlling the left door to be in an openable state.
According to yet another aspect of the present disclosure, there is provided a safety protection control device of an automatic feeding system, the automatic feeding system being the automatic feeding system described above, the safety protection control device comprising:
the judging unit is used for judging which one of the non-operating state, the left-side operating state and the right-side operating state the feeding part unit is in;
the control unit is used for controlling the left door and the right door to be in an openable state when the feeding part unit is in an inoperative state; and
when the feeding part unit is in a left working state, controlling the left door to be in a locked state and controlling the right door to be in an openable state; and
and when the feeding part unit is in a right working state, controlling the right door to be in a locked state and controlling the left door to be in an openable state.
The present disclosure has the following beneficial effects:
the automatic feeding system, the safety protection control device and the safety protection control method thereof are suitable for multi-station work and adopt multi-stage safety protection setting, so that the automatic feeding system, the safety protection control device and the safety protection control method thereof can meet requirements of multiple working conditions and are high in safety factor.
Drawings
Fig. 1 is a schematic top view showing the overall configuration of an automatic feeding system according to an exemplary embodiment of the present disclosure;
fig. 2 is a schematic side view showing the overall configuration of an automatic feeding system according to an exemplary embodiment of the present disclosure;
FIG. 3 is a block diagram illustrating a safety protection control method of an automatic loading system according to an exemplary embodiment of the present disclosure; and
fig. 4 is a logic control diagram illustrating a safety protection control method of an automatic feeding system according to an exemplary embodiment of the present disclosure.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present disclosure, an automatic feeding system and a safety protection control device and method thereof provided by the present disclosure are described in detail below with reference to the accompanying drawings.
It should be understood that the terms "front", "back", "left" and "right" used in the present disclosure are for illustrative purposes only and should not be construed as limiting the present disclosure.
According to one aspect of the present disclosure, an automatic feeding system is provided. Fig. 1 is a schematic top view showing the overall configuration of an automatic feeding system according to an exemplary embodiment of the present disclosure. As shown in fig. 1, the automatic feeding system includes an automatic feeding apparatus and a safety guard surrounding the automatic feeding apparatus, the automatic feeding apparatus includes a feeding part unit 2, and a first material supply part 3, a second material supply part 4 and an intermediate transfer part 5 arranged around the feeding part unit 2, the feeding part unit 2 is used for picking up a material from the first material supply part 3 or the second material supply part 4 and placing the material in the intermediate transfer part 5. The safety protection device is arranged around the automatic feeding equipment, a first door is arranged at the position, opposite to the first material supply part 3, of the safety protection device, and a second door is arranged at the position, opposite to the second material supply part 4, of the safety protection device.
Specifically, as shown in fig. 1, the automatic feeding apparatus includes a controller 1, a feeding section unit 2, a first material supply section 3, a second material supply section 4, an intermediate conveyance section 5, a front-side conveyance section 6, and a recovery member 7. The feeding part unit 2 is used for picking up materials and placing the materials, the first material supply part 3 is located on the left side of the feeding part unit 2, the second material supply part 4 is located on the right side of the feeding part unit 2, the middle transmission part 5 is located on the front side of the feeding part unit 2, the front transmission part 6 is located on the outer side of the safety protection device and is in contact with the middle transmission part 5, and the recovery part 7 is located on the rear side of the feeding part unit 2. The safety protection device comprises: a front side wall part 8, a left side wall part 9, a right side wall part 10 and a rear side wall part 11, wherein the front side wall part 8 is provided with an opening, the width of the opening is matched with the width of the intermediate conveying part 5, and the left side wall part 9 is positioned at the left side of the first material supply part 3; the right side wall portion 10 is located on the right side of the second material supply portion 4; the rear side wall portion 11 is located on the rear side of the recovery member 7. The first door is a left door 12 (which will be described in detail later) provided on the left side wall portion 9, and the second door is a right door 13 (which will be described in detail later) provided on the right side wall portion 10.
More specifically, as shown in fig. 1, the automatic feeding system adopts two stations for feeding, namely, the first material supply part 3 and the second material supply part 4 feed materials at two stations on the left and right. Adopt the duplex position material loading, can eliminate the latency of artifical reloading, automatic feeding system can not shut down and carry out artifical feed supplement to second material supply portion 4 when material loading portion unit 2 picks up the material in first material supply portion 3 promptly, and automatic feeding system can not shut down and carry out artifical feed supplement to first material supply portion 3 when material loading portion unit 2 picks up the material in second material supply portion 4, like this, has improved production efficiency. The feeding part unit 2 picks up the materials from the first material supplying part 3 and the second material supplying part 4 and places the materials on the middle conveying part 5, and the middle conveying part 5 adjusts the position of the materials, clamps the materials and detects the front and back of the materials. For example, the material is a Chinese tile with a wave shape, the middle transmission part 5 adjusts the position of the Chinese tile through a self jacking guide mechanism, then the Chinese tile is clamped through a clamping part, and meanwhile, the front side and the back side of the Chinese tile are automatically detected through an inductor. When the middle transmission part 5 detects that the material is reverse, the feeding part unit 2 automatically puts the abnormal material into the left abnormal material storage part 27 or the right abnormal material storage part 28 and records data, and gives an alarm when a certain amount of the abnormal material is accumulated to prompt a worker to process the left abnormal material storage part 27 or the right abnormal material storage part 28. As shown in fig. 1, the left abnormal material storage portion 27 is surrounded by at least the front side wall portion 8 and the left side wall portion 9, and the right abnormal material storage portion 28 is surrounded by at least the front side wall portion 8 and the right side wall portion 10. When the middle transmission part 5 detects the material and corrects the position of the material, the material is transmitted to the front side transmission part 6. After the loading section unit 2 has picked up and placed one material, it is necessary for the loading section unit 2 to put a separating member for separating every two materials into the recovery member 7.
As shown in FIG. 1, the safety shield apparatus includes a front wall portion 8, a left side wall portion 9, a right side wall portion 10, and a rear wall portion 11. These walls may be secured to the ground by means of pop screws, but are not limited to such. Fig. 2 is a schematic side view showing the overall configuration of an automatic feeding system according to an exemplary embodiment of the present disclosure. As shown in FIG. 2, these walls may be in the form of a mesh so that personnel can view the various components within the safety shield in a safe environment.
In the exemplary embodiment of the present disclosure, as shown in fig. 1 and 2, the front side wall portion 8, the left side wall portion 9, the right side wall portion 10, and the rear side wall portion 11 are spliced together to form a rectangular enclosure to enclose the feeder unit 2, the first material supply portion 3, the second material supply portion 4, the intermediate transfer portion 5, and the recovery member 7, so that the worker can be prevented from entering a dangerous area inside the safety guard.
In the exemplary embodiment of the present disclosure, the left side wall portion 9 is provided with a left door 12 at a position thereof opposite to the first material supply portion 3, and the right side wall portion 10 is provided with a right door 13 at a position thereof opposite to the second material supply portion 4. Through setting up left side door 12 and right side door 13, can allow the staff to get into the safety device inside and carry out the operation, for example add the material to first material supply portion 3 and second material supply portion 4, overhaul each parts inside the safety device and maintain etc.. The left and right doors 12, 13 may have any suitable form, for example, as shown in fig. 1, the left and right doors 12, 13 are sliding doors to reduce the occupied space. In addition, the number of the left side door 12 and the right side door 13 may be arbitrarily set as required.
In the exemplary embodiment of the present disclosure, the left side wall portion 9 is provided with a left side door opening and closing button 14 that controls opening and closing of the left side door 12 in the vicinity of the left side door 12, the controller 1 controls whether the left side door opening and closing button 14 is activated or not according to the state of the loading unit 2, and the right side wall portion 10 is provided with a right side door opening and closing button 15 that controls opening and closing of the right side door 13 in the vicinity of the right side door 13, the controller 1 controls whether the right side door opening and closing button 15 is activated or not according to the state of the loading unit 2. Specifically, because this automatic feeding system of this disclosure adopts the material loading of duplex position, consequently when the operation of material loading portion unit 2, for guaranteeing staff's safety, not just can open the door through pressing the door switch button. The controller 1 determines whether the pressing of the door opening and closing button is effective according to the state of the loading unit 2. More specifically, when the loading section unit 2 is not in operation, the left door 12 can be opened by pressing the left door opening/closing button 14, and the right door 13 can be opened by pressing the right door opening/closing button 15. When the loading section unit 2 operates at the first material supplying section 3, the left door 12 is not opened even if the left door opening/closing button 14 is pressed, but the right door 13 can be opened by pressing the right door opening/closing button 15. Also, when the loading section unit 2 is operated at the second material supply section 4, the right door 13 is not opened even if the right door opening/closing button 15 is pressed, but the left door 12 can be opened by pressing the left door opening/closing button 14. In other words, the controller 1 is configured to control the left door opening and closing button 14 and the right door opening and closing button 15 to be in an active state or a locked state according to the operating state of the loading section unit 2. More specifically, the controller 1 is configured to control both the left door 12 and the right door 13 to be in an openable state when the loading section unit 2 is in an inoperative state; when the loading part unit 2 is in a left side working state, the left door 12 is controlled to be in a locked state, and the right door 13 is controlled to be in an openable state; and when the loading part unit 2 is in the right side working state, controlling the right door 13 to be in the locking state and controlling the left door 12 to be in the openable state.
In the exemplary embodiment of the present disclosure, the left side wall portion 9 is provided with a left side stroke switch 16, the left side door 12 is spaced from the left side stroke switch 16 by a preset distance, the left side door 12 is configured to move a certain distance to touch the left side stroke switch 16, such that the left side door 12, which the left side stroke switch 16 is opened, is pressed to open and output a first signal to the controller 1, and the right side wall portion 10 is provided with a right side stroke switch 17, the right side door 13 is spaced from the right side stroke switch 17 by a preset distance, the right side door 13 is configured to move a certain distance to touch the right side stroke switch 17, such that the right side door 13, which the right side stroke switch 17 is opened, is pressed to open and output a second signal to the controller 1. An additional signal (i.e., a first signal or a second signal) other than the signal generated by pressing the door opening/closing button may be input to the controller 1 through the left side travel switch 16 or the right side travel switch 17, and the controller 1 is further informed through the additional signal, so as to remind the worker that he or she is about to enter a side area corresponding to the travel switch in the interior of the safety device. The controller 1 thus locks the loading unit 2 software so that the loading unit 2 cannot move to the area on the side and pose a safety threat to the working personnel. In this way, the safety factor of the safety protection device can be increased from the software program by the double signal. The specific configuration of the travel switch is not limited, and may be, for example, a commonly used mechanical travel switch.
In the exemplary embodiment of the present disclosure, the left side wall portion 9 is provided with a left side blocking member 18, the left side blocking member 18 is located inside the left side door 12 and is movable to oppose the left side door 12 in position and to avoid opposing the left side door 12, and the controller 1 is configured to control the left side blocking member 18 to avoid opposing the left side door 12 upon receiving the above-mentioned first signal. The right side wall 10 is provided with a right side blocking member 19, the right side blocking member 19 is positioned inside the right side door 13 and can move to be opposite to the right side door 13 and move to avoid being opposite to the right side door 13, and the controller 1 is used for controlling the right side blocking member 19 to avoid being opposite to the right side door 13 when receiving the second signal.
Specifically, the left blocking member 18 is located inside the left door 12 and corresponds to the left door 12, and is configured to move after the left travel switch 16 is touched to allow a worker to enter the safety device. The right side blocking member 19 is located inside the right side door 13 and corresponds to the right side door 13, and is configured to move after the right stroke switch 17 is touched to allow a worker to enter the safety guard. The blocking member serves to prevent personnel from entering the interior of the safety shield, which may be hazardous, when the door is open but has not yet moved into contact with the travel switch. The blocking component can delay the staff from entering the interior of the safety protection device. Access to the interior of the safety device is only permitted for personnel after the controller 1 has explicitly received the above-mentioned additional signal which further ensures safety. The blocking member may be in any suitable form, for example in the form of a rod. The blocking part is only moved away from the door after the travel switch has been touched. After the worker leaves the interior of the safety device and lifts the door opening and closing button, the door is closed first, and then the blocking member is returned to the position on one side of the door. By this sequence it is ensured that the blocking member does not touch the personnel passing through the door.
In an exemplary embodiment of the present disclosure, the automatic feeding system further includes: a left internal barrier 20 located inside the safety device and capable of moving between the feeding unit 2 and the first material supply part 3, wherein the controller 1 is configured to control the left internal barrier 20 to move between the feeding unit 2 and the first material supply part 3 when receiving the first signal; and a right internal barrier 21 located inside the safety device and movable between the loading unit 2 and the second material supply 4, the controller 1 being configured to control the right internal barrier 21 to move between the loading unit 2 and the second material supply 4 upon receiving the second signal.
Specifically, the left internal barrier 20 is configured to separate the loading section unit 2 from the first material supply section 3 after the left stroke switch 16 is touched. The right internal baffle 21 is configured to separate the loading section unit 2 from the second material supply section 4 after the right stroke switch 17 is touched. Normally, the internal baffle will not separate the loading section unit 2 from the first material supply section 3 or the second material supply section 4, and only if the travel switch is touched will the internal baffle move to a position separating the loading section unit 2 from the first material supply section 3 or the second material supply section 4. The internal baffle can physically improve the safety factor of the safety protection device. The specific configuration of the internal barrier is not limited, and for example, in order to reduce the occupied space, the internal barrier may be configured to be buried underground, and in the case where the stroke switch is touched, the internal barrier may be raised from the underground to a position for physically isolating the loading unit 2 from the first material supplying part 3 or the second material supplying part 4, thereby further ensuring the safety of the worker.
In the exemplary embodiment of the present disclosure, the rear side wall portion 11 is provided with a left side slide rail 22 for guiding the left side internal baffle 20 to slide, the left side internal baffle 20 is slidably fitted to the left side slide rail 22 and is slidable to separate the loading section unit 2 from the first material supplying part 3, and the rear side wall portion 11 is provided with a right side slide rail 23 for guiding the right side internal baffle 21 to slide, the right side internal baffle 21 is slidably fitted to the right side slide rail 23 and is slidable to separate the loading section unit 2 from the second material supplying part 4. By providing the slide rail on the rear side wall portion 11, the inner barrier can be guided to rise, and the structural strength of the inner barrier can be improved, so that in an extreme case, the inner barrier can resist the touch of the feeding unit 2 to protect the safety of workers.
In the exemplary embodiment of the present disclosure, the rear side wall portion 11 is provided with a left rear side door 24 at a position thereof opposite to the first material supply portion 3, and the rear side wall portion 11 is provided with a right rear side door 25 at a position thereof opposite to the second material supply portion 4. The structure and control of the rear side door is similar to that of the left or right side door and will not be repeated here. Through setting up the back side door, can allow the workman to select according to operating condition and conveniently send into the material through which door, especially under the narrow and small condition in space, for example the space of safety device left and right sides is less, then can select to send into the material through the back side door. Through additionally setting up the back side door, the safety device suitability of this disclosure has been improved for the safety device of this disclosure can use under the condition that need not to change self structure and external installation space. It should be understood that to achieve a two-station loading, the left rear side door 24 may be used with at least one of the right rear side door 25 and the right side door 13, and similarly, the right rear side door 25 may be used with at least one of the left rear side door 24 and the left side door 12.
In the exemplary embodiment of the present disclosure, the rear side wall portion 11 is provided with a
The automatic feeding system that embodiment of this disclosure provided is applicable to multistation work and adopts multistage safety protection setting, consequently the automatic feeding system that embodiment of this disclosure provided can satisfy the multiplex condition demand and factor of safety is high.
According to another aspect of the disclosure, a safety protection control method of an automatic feeding system is provided. Fig. 3 is a block diagram illustrating a safety protection control method of an automatic loading system according to an exemplary embodiment of the present disclosure, and fig. 4 is a logic control diagram illustrating the safety protection control method of the automatic loading system according to an exemplary embodiment of the present disclosure. As shown in fig. 3, the safety protection control method includes:
in step S10, the state of the loading unit is determined.
Specifically, referring to steps S100, S200, and S210 of fig. 4, the controller 1 determines the state of the feeder unit 2, and determines the movement of each component of the safety shield apparatus according to the determined state of the feeder unit 2. The state of the loading section unit 2 includes: the feeding part unit 2 is in a non-operating state, the feeding part unit 2 is in a left-side operating state, and the feeding part unit 2 is in a right-side operating state. More specifically, the inactive state indicates that the loading section unit 2 is stopped; the left working state indicates that the feeding part unit 2 works at the first material supply part 3, the middle conveying part 5 and the recovery part 7, namely works at the left half part of the safety protection device; the right operating state represents the operation of the loading unit 2 at the second material supply 4, the intermediate transfer 5 and the recovery unit 7, i.e. in the right half of the safety device.
In step S20, the components within the safety shield device are accessed based on the state of the feeder unit.
Specifically, step S20 includes the following three cases:
(1) first case
If it is judged that the loading section unit 2 is in the non-operating state, both the left door open-close button 14 and the right door open-close button 15 can be activated, i.e., both the left door open-close button 14 and the right door open-close button 15 are controlled to be in the openable state, so that the corresponding left door 12 and right door 13 can be opened. In this case, when the left and right doors 12 and 13 are opened, the left and right blocking members 18 and 19 are moved apart, and the left and right internal barriers 20 and 21 that can serve as physical barriers are raised. After the worker enters the interior of the safety shield apparatus, the left and right internal baffles 20 and 21 may be lowered by switches as needed (e.g., to service or maintain the loading section unit 2).
(2) Second case
If the loading part unit 2 is judged to be in the left working state, the left door 12 is controlled to be in the locking state, and the right door 13 is controlled to be in the openable state. Specifically, the control method further includes:
the input of the door opening and closing button is received (see step S300), and specifically, the controller 1 waits for the reception of the signal of the door opening and closing button.
It is determined which door opening and closing button is pressed (see step S310), and specifically, the controller 1 determines from which of the door opening and closing buttons the received signal comes.
If the left door opening/closing button 14 is pressed, an instruction to not open the left door 12 is output (see steps S320, S330), and the flow is ended; if the right door opening/closing button 15 is pressed, the right door 13 is opened (see step S340), and the process continues, specifically, even if the left door opening/closing button 14 is pressed, the left door 12 is not opened to ensure that the worker cannot enter the working area where the loading unit 2 is located, but the right door 13 is opened by pressing the right door opening/closing button 15, and the controller 1 locks the software of the loading unit 2 so that the loading unit 2 does not move to the right half of the safety protection device to pose a safety threat to the worker.
It is detected whether the right side stroke switch 17 is touched (see step S350), and specifically, the controller 1 waits for receiving an additional signal of the right side stroke switch 17.
If it is detected that the right side stroke switch 17 is touched, the right side blocking member 19 is removed and the right side internal barrier 21 is raised (see step S360), and specifically, after the controller 1 receives the additional signal of the right side stroke switch 17, the right side blocking member 19 is removed and the right side internal barrier 21 is raised, so that the safety factor of the safety device can be improved from the software program by the additional signal of the right side stroke switch 17 and the safety factor of the safety device can be improved physically by the raising of the right side internal barrier 21.
Whether the right door opening-closing button 15 is lifted is detected (see step S370), and specifically, the controller 1 determines whether the received signal disappears.
If it is detected that the right door opening/closing button 15 is not lifted, alarming after a preset time elapses (see step S380); if it is detected that the right door opening/closing button 15 is lifted, the right door 13 is closed, the right blocking member 19 is returned to its original position, and the right internal barrier 21 is dropped (see step S390), specifically, after the right door opening/closing button 15 is pressed for a certain time (for example, a time required for loading), an alarm is given through an
(3) Third case
And if the feeding part unit 2 is judged to be in the right side working state, controlling the right side door 13 to be in the locking state and controlling the left side door 12 to be in the openable state. Specifically, the control method further includes:
an input of the door opening and closing button is received (see step 400), and specifically, the controller 1 waits for receiving a signal of the door opening and closing button.
It is determined which door opening and closing button is pressed (see step S410), and specifically, the controller 1 determines from which of the door opening and closing buttons the received signal comes.
If the right door opening/closing button 15 is pressed, an instruction to not open the right door 13 is output (see steps S420, S430), and the flow is ended; if the left door opening/closing button 14 is pressed, the left door 12 is opened (see step S440), and the process continues, specifically, even if the right door opening/closing button 15 is pressed, the right door 13 is not opened to ensure that the worker cannot enter the working area where the loading unit 2 is located, but the left door 12 is opened by pressing the left door opening/closing button 14, and the controller 1 locks the software of the loading unit 2 so that the loading unit 2 does not move to the right half of the safety protection device to pose a safety threat to the worker.
It is detected whether the left side stroke switch 16 is touched (see step S450), and specifically, the controller 1 waits for receiving an additional signal of the left side stroke switch 16.
If it is detected that the left side travel switch 16 is touched, the left side blocking member 18 is removed and the left side internal barrier 20 is raised (see step S460), and specifically, after the controller 1 receives the additional signal of the left side travel switch 16, the left side blocking member 18 is removed and the left side internal barrier 20 is raised, so that the safety factor of the safety shield apparatus can be enhanced from the software program by the additional signal of the left side travel switch 16 and the safety factor of the safety shield apparatus can be physically enhanced by the raising of the left side internal barrier 20.
Whether the left door opening-closing button 14 is lifted is detected (see step S470), and specifically, the controller 1 determines whether the received signal disappears.
If it is detected that the left door opening/closing button 14 is not lifted, alarming after a preset time elapses (see step S480); if it is detected that the left door opening/closing button 14 is lifted, the left door 12 is closed, the left blocking member 18 is returned to its original position, and the left internal barrier 20 is dropped (see step S490), specifically, after the left door opening/closing button 14 is pressed for a certain time (e.g., a time required for loading), an
In an exemplary embodiment of the present disclosure, if it is determined that the feeding section unit is in the inactive state, the step S20 further includes: the
In an alternative embodiment of the present disclosure, the safety protection control method includes:
judging which of the non-operating state, the left-side operating state and the right-side operating state the feeding part unit 2 is in;
when the loading part unit 2 is judged to be in a non-operating state, the left door 12 and the right door 13 are controlled to be both opened; when the loading part unit 2 is judged to be in the left working state, the right door 13 is controlled to be openable, and the left door 12 is controlled to be unopenable; when it is determined that the loading unit 2 is in the right side operation state, the left door 12 is controlled to be openable, and the right door 13 is controlled to be unopenable.
Further, the safety protection control method further comprises the following steps:
judging whether the left door opening and closing button 14 and the right door opening and closing button 15 are pressed;
an instruction to open either the left door 12 or the right door 13 is output based on the control result of whether the left door 12 or the right door 13 can be opened or not and the determination result of whether the left door opening/closing button 14 or the right door opening/closing button 15 is pressed or not.
Further, the safety protection control method further comprises the following steps:
detecting whether the left side travel switch 16 and the right side travel switch 17 are pressed by the door opened at the corresponding side to be opened;
when the left side travel switch 16 is detected to be turned on, a command to remove the left side blocking member 18 and raise the left side internal barrier 20 is output; when it is detected that the right side stroke switch 17 is turned on, a command to move the right side stopper member 19 away and raise the right side internal barrier 21 is output.
Further, the safety protection control method further comprises the following steps:
detecting whether the left door opening-closing button 14 and the right door opening-closing button 15 are lifted;
when it is detected that the left door opening/closing button 14 and the right door opening/closing button 15 are not lifted, outputting an alarm command after a preset time has elapsed; when the left door opening/closing button 14 is detected to be lifted, outputting a command to close the left door 12, return the left baffle member 18, and drop the left inner barrier 20; when the right door opening/closing button 15 is detected to be lifted, a command is output to close the right door 13, return the right baffle member 19, and drop the right inner barrier 21.
The safety protection control method of the automatic feeding system is suitable for multi-station work and adopts multi-stage safety protection setting, so that the safety protection control method of the automatic feeding system can meet requirements of multiple working conditions and is high in safety factor.
According to yet another aspect of the present disclosure, there is provided a safety protection control device of an automatic feeding system, the automatic feeding system being the automatic feeding system described above, the safety protection control device comprising:
the judging unit is used for judging which one of the non-operating state, the left-side operating state and the right-side operating state the feeding part unit is in; and
the control unit is used for controlling the left door and the right door to be in an openable state when the feeding part unit is in an inoperative state; when the feeding part unit is in a left working state, controlling the left door to be in a locked state and controlling the right door to be in an openable state; and when the feeding part unit is in a right side working state, controlling the right side door to be in a locking state and controlling the left side door to be in an openable state.
The working mode of the safety protection control device can be described with reference to the safety protection control method, and the description is not repeated here.
The automatic feeding system's that this disclosed embodiment provided safety protection controlling means is applicable to multistation work and adopts multistage safety protection setting, therefore the automatic feeding system's that this disclosed embodiment provides safety protection controlling means can satisfy the multiplex condition demand and factor of safety is high.
It is to be understood that the above embodiments are merely exemplary embodiments that are employed to illustrate the principles of the present disclosure, and that the present disclosure is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the disclosure, and these are to be considered as the scope of the disclosure.
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