CN211178160U - Automatic whip knotting device - Google Patents
Automatic whip knotting device Download PDFInfo
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- CN211178160U CN211178160U CN201922047603.8U CN201922047603U CN211178160U CN 211178160 U CN211178160 U CN 211178160U CN 201922047603 U CN201922047603 U CN 201922047603U CN 211178160 U CN211178160 U CN 211178160U
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Abstract
The utility model discloses an automatic whip device, include: the firecracker knitting motor is arranged on the main machine of the firecracker knitting machine and used for controlling the firecracker knitting speed of the firecrackers; the stretching motor is arranged on the stretching device and used for controlling the stretching speed of the braids; the parameter setting module is used for inputting whip parameters and forming parameter signals; the speed measuring module is used for detecting the speeds of the whip motor and the stretching motor and forming a rotating speed signal; the processing module is used for receiving the parameter signal and the rotating speed signal to calculate a current signal corresponding to the rotating speed of the stretching motor; and the driving module is used for receiving the current signal to output a driving signal for controlling the rotating speed of the stretching motor. The utility model discloses rare density when accurate control firecrackers are tied improves the qualification rate of product, reduces unqualified product loss. The function of the density calculator is integrated, so that the firecracker knitting density does not need to be calculated by manually taking the calculator, the firecracker knitting efficiency is improved, and the labor is saved.
Description
Technical Field
The utility model belongs to the technical field of fireworks and firecrackers production automatic control's technique and specifically relates to an automatic firecracker knitting device is related to.
Background
In the firecracker industry, the firecracker braiding process is an indispensable production process, in the firecracker braiding process, firecracker barrels are arranged orderly through a firecracker braiding machine, six textile wires are fixed through a certain rule (commonly called firecracker braiding in the industry), and firecrackers fixed through the firecracker braiding machine are pulled out and rolled into a disc shape through a stretching device incapable of automatically adjusting the speed (commonly called packaging in the industry). The rare density of the firecrackers is realized by the difference between the firecracker knitting speed of the firecracker knitting machine and the stretching speed of the stretching device, and the stretching speed is higher than the firecracker knitting speed, so that the firecrackers are more rare to form.
In the prior art, the scheme for adjusting the dilute density is as follows: the method is realized by manually adjusting the braids of the stretching device and the speed of the stretching device. Because the manual regulation speed can not be quantified, and the stretching device has certain slip with the stretching device belt in the stretching process, the quantitative requirement of a customer is difficult to realize, the stretching speed of the stretching device needs to be repeatedly regulated manually after the product specification is changed, the formed firecrackers are measured for many times, a speed value close to the requirement of the product specification can be found, and once the input voltage changes, the stretching speed of the stretching device needs to be regulated manually when the stretching speed changes. Therefore, the adjustment efficiency is low, and the condition that the rare density of the firecracker forming product can not meet the requirement of product specification often occurs.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an automatic firecracker knitting device can require automatically regulated stretching device's stretching speed according to rare density to realize that the rare density control of firecrackers is automatic, accurate, and the machining efficiency of firecrackers improves and uses manpower sparingly simultaneously.
An embodiment of the utility model provides an automatic whip device: the method comprises the following steps:
the firecracker knitting motor is arranged on the main machine of the firecracker knitting machine and is used for controlling the firecracker knitting speed of firecrackers;
the stretching motor is arranged on the stretching device and used for controlling the stretching speed during the whip making;
the parameter setting module is used for inputting whip parameters and forming parameter signals;
the speed measuring module is used for detecting the speeds of the whip motor and the stretching motor and forming a rotating speed signal;
the processing module is used for receiving the parameter signal and the rotating speed signal to calculate a current signal corresponding to the rotating speed of the stretching motor;
and the driving module is used for receiving the current signal to output a driving signal for controlling the rotating speed of the stretching motor.
The utility model discloses an automatic whip device has following beneficial effect at least: the traditional manual stretching speed adjusting device is changed into the automatic stretching speed adjusting device, and the rotating speed of the stretching motor is controlled according to input firecracker knitting parameters and rotating speed signals, so that the requirement of users on the rare density of firecrackers is met, and the labor intensity of workers producing small firecrackers is reduced.
According to the utility model discloses an automatic whip device of other embodiments, an automatic whip device still includes: and the voltage stabilizing module is electrically connected to the power supply and is used for providing a stable working power supply for the processing module.
According to the utility model discloses an automatic whip device of other embodiments, the parameter sets up the module with be equipped with RS232 communication module between the processing module, RS232 communication module is used for the parameter sets up the module with data transmission between the processing module.
According to the utility model discloses an automatic whip device of other embodiments, the module that tests the speed with the direct electricity of processing module is connected with optoelectronic coupling module, optoelectronic coupling module be used for with the rotational speed signal input that the module gathered tests the speed extremely processing module.
According to the utility model discloses an automatic whip device of other embodiments, processing module includes:
the proportional relation calculating unit is used for receiving the parameter signal and obtaining the proportional relation between the whip speed and the stretching speed according to the parameter signal;
the target speed calculation unit is used for obtaining the target speed of the stretching motor according to the proportional relation between the whip forming speed and the stretching speed;
the difference value calculating unit is used for obtaining the difference value between the target speed and the collected speed of the stretching motor according to the target speed and the rotating speed signal of the stretching motor;
and the driving control unit is used for outputting a current signal for adjusting the rotation of the stretching motor according to the difference value. According to the utility model discloses an automatic whip device of other embodiments, processing module is still including opening and close the control unit, it is used for the output to open and close the control unit and opens and close control signal to open and close the control unit, drive module includes:
the starting and stopping driving unit is electrically connected with the starting and stopping control unit to receive starting and stopping control signals so as to control the starting and stopping of the whip motor and the stretching motor;
and the speed driving unit is electrically connected with the driving control unit to receive a current signal and is used for controlling the rotating speed of the stretching motor.
According to the utility model discloses an automatic whip device of other embodiments, the parameter setting module is the touch-sensitive screen, according to whip parameter data formation parameter signal of input on the touch-sensitive screen.
According to the utility model discloses an automatic whip device of other embodiments, processing module is the MCU chip, and the model of MCU chip is STC8A8K64S4A 12.
According to another embodiment of the present invention, the speed measuring module comprises a first speed meter and a second speed meter, the first speed meter is mounted on the whip motor and is used for detecting the rotation speed of the whip motor and forming a first rotation speed signal; the second velometer is mounted on the stretching motor and used for detecting the rotating speed of the stretching motor and forming a second rotating speed signal.
Drawings
Fig. 1 is a schematic structural view of an embodiment of an automatic whip knitting device according to the present invention;
fig. 2 is a block diagram of an embodiment of an automatic whip device according to the present invention;
fig. 3 is a block diagram of a processing module and a driving module in an embodiment of an automatic whip knitting apparatus according to the present invention;
fig. 4 is a schematic circuit diagram of a processing module in an embodiment of an automatic whip knitting apparatus according to an embodiment of the present invention;
fig. 5 is a schematic circuit diagram of a voltage stabilizing module in an embodiment of an automatic whip knitting apparatus according to the present invention;
fig. 6 is a schematic circuit diagram of an RS485 communication module in an embodiment of an automatic whip knitting apparatus according to an embodiment of the present invention;
fig. 7 is a schematic circuit diagram of an opto-electric coupling module in an embodiment of an automatic whip knitting apparatus according to an embodiment of the present invention;
fig. 8 is a schematic circuit diagram of a driving module in an embodiment of an automatic whip knitting apparatus according to an embodiment of the present invention;
fig. 9 is a schematic circuit diagram of a driving module in an embodiment of an automatic whip knitting apparatus according to the present invention.
Reference numerals: 100. a whip motor; 200. a stretching motor; 300. a parameter setting module; 400. a speed measuring module; 410. a first velometer; 420. a second velometer; 500. a processing module; 510. a proportional relation calculating unit; 520. a target speed calculation unit; 530. a difference value calculation unit; 540. a drive control unit; 550. an on-off control unit; 600. a drive module; 610. opening and closing the driving unit; 620. a speed drive unit; 700. a voltage stabilization module; 800. an RS232 communication module; 900. a photoelectric coupling module; 110. and an RS485 communication module.
Detailed Description
The conception and the resulting technical effects of the present invention will be described clearly and completely with reference to the following embodiments, so that the objects, features and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention.
In the description of the present invention, if an orientation description is referred to, for example, the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, only for convenience of description and simplification of description, and it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. If a feature is referred to as being "disposed," "secured," "connected," or "mounted" to another feature, it can be directly disposed, secured, or connected to the other feature or indirectly disposed, secured, connected, or mounted to the other feature.
In the description of the embodiments of the present invention, if "a plurality" is referred to, it means one or more, if "a plurality" is referred to, it means two or more, if "greater than", "less than" or "more than" is referred to, it is understood that the number is not included, and if "more than", "less than" or "within" is referred to, it is understood that the number is included. If reference is made to "first" or "second", this should be understood to distinguish between features and not to indicate or imply relative importance or to implicitly indicate the number of indicated features or to implicitly indicate the precedence of the indicated features.
Referring to fig. 1 and 2, the embodiment of the utility model discloses an automatic whip forming device, include: the firecracker braiding machine comprises a firecracker braiding machine main machine, a stretching device, a firecracker braiding motor 100, a stretching motor 200, a parameter setting module 300, a speed measuring module 400, a processing module 500 and a driving module 600, wherein the firecracker braiding machine main machine is mainly used for braiding firecrackers, and the stretching device is used for stretching and moving forwards after the firecrackers are braided so as to complete firecracker braiding of the whole firecracker. The whip motor 100 is disposed on the main machine for controlling the whip speed of the main machine, and the stretching motor 200 is disposed on the stretching device for controlling the stretching speed of the stretching device. The speed measuring module 400 is used for detecting the rotating speeds of the whip motor 100 and the stretch motor 200 and forming rotating speed signals, the parameter setting module 300 is used for inputting whip parameters and forming parameter signals, the processing module 500 is used for receiving the parameter signals and the rotating speed signals to calculate current signals corresponding to the rotating speeds of the whip motor 100 and the stretch motor 200, and the driving module 600 is used for receiving the current signals to output driving signals for controlling the rotating speeds of the whip motor 100 and the stretch motor 200. According to the parameter signal that parameter setting module 300 input the braider parameter and formed, then speed measuring module 400 measures the rotational speed of braider motor 100 and tensile motor 200 in order to form rotational speed signal, then processing module 500 calculates the current signal that needs the output according to rotational speed signal and parameter signal, drive signal is according to current signal and output drive signal in order to control tensile motor 200's rotational speed change, thereby satisfy people to the requirement of firecracker rare density, and the certain firecrackers of automatic braider rare density, the manpower is saved and the rare density control of braider is accurate and simple and easy.
Preferably, the automatic whip knitting device further comprises a voltage stabilizing module 700, an RS232 communication module 800, and a photoelectric coupling module 900, wherein the voltage stabilizing module 700 is electrically connected between the power supply and the processing module 500 for providing a stable working power supply to the processing module 500, so that the processing module 500 can work normally. The RS232 communication module 800 is connected to the parameter setting module 300 and the processing module 500, the RS232 communication module 800 is configured to transmit data between the parameter setting module 300 and the processing module 500, and the RS232 communication module 800 is configured to implement communication between the parameter setting module 300 and the processing module 500, so that the processing module 500 can quickly receive the parameter signal input by the parameter setting module 300. The photoelectric coupling module 900 is electrically connected between the speed measuring module 400 and the processing module 500, and is mainly used for isolating an interference signal generated when the speed measuring module 400 collects the whip motor 100 and the stretching motor 200, so that the processing module 500 can receive a more accurate rotating speed signal.
Preferably, the automatic whip forming device further comprises an RS485 communication module 110, and the RS485 communication module is connected with the management system through an R48 communication module, so that the management system can know the data condition of the whip forming device through the RS485 communication module 110.
The speed measuring module 400 includes: the first speedometer 410 is installed on the whip motor 100 for detecting the rotating speed of the whip motor 100 and forming a first rotating speed signal, and the second speedometer 420 is installed on the stretch motor 200 for detecting the rotating speed of the stretch motor 200 and forming a second rotating speed signal. The rotation speeds of the whip motor 100 and the stretch motor 200 are respectively detected by the first speedometer 410 and the second speedometer 420, so that the obtained first rotation speed signal and the second rotation speed signal are more accurate.
Referring to fig. 1 and 3, the processing module 500 includes a proportional relation calculating unit 510, a target speed calculating unit 520, a difference calculating unit 530 and a driving control unit 540, the proportional relation calculating unit 510 is configured to receive the parameter signal and obtain a proportional relation between the whip speed and the stretching speed according to the parameter signal, the target speed calculating unit 520 is configured to obtain a target speed of the stretching motor 200 according to the proportional relation between the whip speed and the stretching speed, and the difference calculating unit 530 is configured to obtain a difference between the target speed and the collected speed of the stretching motor 200 according to the target speed and the rotation speed signal of the stretching motor 200; the driving control unit 540 is configured to output a current signal for adjusting the rotation of the stretching motor 200 according to the difference. When specifically using automatic whip device, also can start whip owner machine and stretching device when starting automatic whip device, through starting first velometer 410 and second velometer 420, the whip speed of whip owner machine is gathered to first velometer 410, and the stretching speed of receiving the whip is gathered to second velometer 420. After the parameter setting module 300 inputs the whip density, the proportional relation between the whip speed and the stretching speed is calculated by the proportional relation calculating unit 510, the target speed calculating unit 520 obtains a target speed required by stretching of the stretching device according to the proportional relation between the whip speed and the stretching speed, the difference calculating unit 530 calculates a difference between the collected stretching speed and the target speed required by stretching of the stretching device, and the driving control unit 540 obtains how much current needs to be superimposed and outputs the current to the stretching motor 200 according to the difference, so that the stretching speed of the whip and the target speed required by stretching of the stretching device are consistent. Through monitoring the rotational speed of tensile motor 200 and whip motor 100 constantly, then compensate tensile motor 200's rotational speed through the compensation mode of difference to guarantee the inconsistent condition of whip total length to appear among the dynamic adjustment process, so that can both compile the rare density of requirement according to the whip of different length.
The processing module 500 further includes an on-off control unit 550, the on-off control unit 550 is used for outputting an on-off control signal, and the driving module 600 includes: the starting and stopping driving unit 610 and the speed driving unit 620, wherein the starting and stopping driving unit 610 is electrically connected to the starting and stopping control unit 550 to receive a starting and stopping control signal to control the starting and stopping of the whip motor 100 and the stretching motor 200; the speed driving unit 620 is electrically connected to the driving control unit 540 to receive the current signal and to control the rotation speed of the stretching motor 200. The start/stop driving unit 610 outputs a start/stop control signal according to the start/stop control unit 550 to control the start/stop of the stretching motor 200 and the braiding machine 100, so as to accurately control the normal operation of the braiding machine main unit and the stretching device. The speed driving unit 620 receives the current signal output by the driving control unit 540 to form a corresponding speed driving signal, and then drives the change of the rotating speed of the stretching motor 200, so that the speed of the stretching device is matched with the speed of the main machine of the firecracker making machine, and the requirement of the user on the rare density of the firecracker is further met.
To sum up, the first tachometer 410 detects the rotation speed of the whip motor 100 to form a first rotation speed signal, the second tachometer 420 detects the rotation speed of the stretch motor 200 to form a second rotation speed signal, then the proportional relation between the whip speed and the stretch speed is calculated by the proportional relation calculating unit 510 according to the whip parameters input by the parameter setting module 300, the target speed calculating unit 520 obtains the target speed of the stretch motor 200 according to the proportional relation, then the difference calculating unit 530 calculates the difference between the current speed of the stretch motor 200 and the target speed, the driving control unit 540 outputs a corresponding current signal according to the difference, and the speed driving module 600 controls the stretch motor 200 to increase or decrease the rotation speed according to the current signal, thereby satisfying the requirement of the user on the lean density.
Example two: referring to fig. 2 and 4, in the present embodiment, the parameter setting module 300 is a touch screen, and the rarity of the whip is input through the touch screen to form the parameter signal. The processing module 500 is an MCU chip, the model of the MCU chip is STC8A8K64S4A12, and the MCU chip is used for receiving the parameter signal and the rotating speed signal so as to output a corresponding current signal and an on-off control signal. The wiring mode of the MCU chip is shown in FIG. 4, so that the control of the MCU chip is stable.
Referring to fig. 2 and 5, the voltage regulator module 700 in this embodiment is formed by a voltage regulator chip and a peripheral circuit, and outputs a stable 12V voltage after receiving the 12V voltage through the voltage regulator chip, and the voltage regulator chip in this embodiment has models of L7812 CV and L7805 CV, so as to output a stable working power to the MCU chip, which is stable in operation of the MCU chip.
Referring to fig. 2 and 6, the RS485 communication module 110 is mainly composed of a communication chip and a peripheral circuit, the model of the communication chip is SN65176BD in this embodiment, and the parameter signal formed by the touch screen is transmitted to the MCU chip through the communication chip for processing.
Referring to fig. 2 and 7, the photoelectric coupling module 900 is composed of a plurality of photoelectric couplers, and in this embodiment, the number of the photoelectric couplers is 8, and the input end of the photoelectric coupler is connected to the first velometer 410 and the second velometer 420 in a disassembled manner, so as to isolate the interference signals in the rotation speed signals collected by the first velometer 410 and the second velometer 420, and enable the MCU chip to receive clean and stable rotation speed signals.
Referring to fig. 1, 8 and 9, the on-off driving unit 610 (see fig. 3) is composed of a sixth triode BG6, a first driving chip and a second driving chip, and the sixth triode is NPN type, so that a high level conducts a low level medium, when the high level is connected to the sixth triode BG6, the first driving chip detects that the input end is low level, and the stretching motor 200 and the whip motor 100 stop. If the sixth triode BG6 is switched into a low level, the first driving chip detects that the input end is a high level, and the stretching motor 200 and the whip motor 100 are started.
The speed driving unit 620 (refer to fig. 3) includes a first driving chip, a second driving chip and a plurality of triodes, the number of the driving chips is two, and the models are L M258M and L M324, the specific circuit connection of the speed driving unit 620 is as shown in the figure, the first driving chip is connected with the MCU chip to receive the voltage of 0-5V input by the MCU chip, and then a corresponding current signal is formed according to the input voltage value to control the speed of the stretching motor 200, so that the speed control of the stretching motor 200 is simple.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
Claims (9)
1. The utility model provides an automatic whip device, includes whip owner machine and stretching device, its characterized in that includes:
the firecracker knitting motor is arranged on the main machine of the firecracker knitting machine and is used for controlling the firecracker knitting speed of firecrackers;
the stretching motor is arranged on the stretching device and used for controlling the stretching speed during the whip making;
the parameter setting module is used for inputting whip parameters and forming parameter signals;
the speed measuring module is used for detecting the speeds of the whip motor and the stretching motor and forming a rotating speed signal;
the processing module is used for receiving the parameter signal and the rotating speed signal to calculate a current signal corresponding to the rotating speed of the stretching motor;
and the driving module is used for receiving the current signal to output a driving signal for controlling the rotating speed of the stretching motor.
2. An automatic whip device as claimed in claim 1, further comprising: and the voltage stabilizing module is electrically connected to the power supply and is used for providing a stable working power supply for the processing module.
3. The automatic firecracker knitting device according to claim 1, wherein an RS232 communication module is arranged between the parameter setting module and the processing module, and the RS232 communication module is used for data transmission between the parameter setting module and the processing module.
4. The automatic firecracker knitting device according to any one of claims 1 or 3, wherein the speed measuring module and the processing module are directly electrically connected with a photoelectric coupling module, and the photoelectric coupling module is used for inputting the rotating speed signal collected by the speed measuring module to the processing module.
5. An automatic whip apparatus as claimed in any one of claims 1 or 3, wherein the processing module comprises:
the proportional relation calculating unit is used for receiving the parameter signal and obtaining the proportional relation between the whip speed and the stretching speed according to the parameter signal;
the target speed calculation unit is used for obtaining the target speed of the stretching motor according to the proportional relation between the whip forming speed and the stretching speed;
the difference value calculating unit is used for obtaining the difference value between the target speed and the collected speed of the stretching motor according to the target speed and the rotating speed signal of the stretching motor;
and the driving control unit is used for outputting a current signal for adjusting the rotation of the stretching motor according to the difference value.
6. The automatic firecracker knitting device according to claim 5, wherein the processing module further comprises an on-off control unit, the on-off control unit is used for outputting an on-off control signal, and the driving module comprises:
the starting and stopping driving unit is electrically connected with the starting and stopping control unit to receive starting and stopping control signals so as to control the starting and stopping of the whip motor and the stretching motor;
and the speed driving unit is electrically connected with the driving control unit to receive a current signal and is used for controlling the rotating speed of the stretching motor.
7. The automatic braider device of claim 1, wherein the parameter setting module is a touch screen, and the parameter setting module forms a parameter signal according to braider parameter data input on the touch screen.
8. The automatic firecracker device of claim 1 or 6, wherein the processing module is an MCU chip, and the model of the MCU chip is STC8A8K64S4A 12.
9. The automatic braiding device according to claim 1, wherein the speed measuring module comprises a first speed measuring device and a second speed measuring device, the first speed measuring device is mounted on the braiding motor and is used for detecting the rotating speed of the braiding motor and forming a first rotating speed signal; the second velometer is mounted on the stretching motor and used for detecting the rotating speed of the stretching motor and forming a second rotating speed signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922047603.8U CN211178160U (en) | 2019-11-22 | 2019-11-22 | Automatic whip knotting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922047603.8U CN211178160U (en) | 2019-11-22 | 2019-11-22 | Automatic whip knotting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211178160U true CN211178160U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922047603.8U Active CN211178160U (en) | 2019-11-22 | 2019-11-22 | Automatic whip knotting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211178160U (en) |
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2019
- 2019-11-22 CN CN201922047603.8U patent/CN211178160U/en active Active
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