Practical training device for adjusting and controlling cigarette weight

Abstract

The utility model discloses a cigarette weight adjustment control practical training device, which is characterized in that a PLC (Programmable Logic Controller) is respectively connected with a potentiometer, a servo controller and a displacement sensor, and the servo controller is connected with a servo motor; the servo motor is fixed on the bottom plate through a servo motor bracket; the transmission screw rod is connected with the servo motor; the transmission lead screw is sleeved with a sliding block in a threaded mode, and the sliding block is rotationally limited through a servo motor support so that the transmission lead screw can drive the sliding block to move up and down when rotating. The shaft end of a middle rod at one end of the displacement sensor is connected with the sliding block so that the shaft end of the middle rod of the displacement sensor and the sliding block can move synchronously. The sliding block is provided with a pointer, and the pointer is matched with the graduated scale, so that the position data of the sliding block can be directly observed. According to the utility model, a device responsible for adjusting the cigarette weight in cigarette equipment can be accurately simulated, so that the control on the cigarette weight is realized, and a good training platform is provided for training and skill improvement of electrical repairmen.

Description

TECHNICAL FIELD

[0001] The utility model relates to cigarette equipment practical training technical field, specifically speaking, it is a cigarette weight adjustment control practical training device. BACKGROUND

[0002] In the forming process of cigarettes, a series of precise systems work together, including cut tobacco feeding, cigarette weight adjustment, steel stamp paper feeding, rolling forming, cigarette cutting, filter feeding, transfer paper feeding, visual inspection and other systems. At the same time, the cigarette forming process also involves sensor systems, servo drive control systems, mechanical transmission systems, etc. Due to the complexity of the equipment, electrical maintenance personnel need to master electrical maintenance knowledge comprehensively, covering electrical safety, basic knowledge, equipment cognition, measurement and detection technology, fault analysis and processing, etc. Especially in fault handling, it has gone beyond the simple on-off circuit and logic control signal detection, and the requirement for in-depth understanding of the equipment and personal skills is increasing.

[0003] Therefore, for the existing cigarette equipment, electrical maintenance personnel want to systematically master its control system and improve the electrical fault handling ability. In addition to daily theoretical learning, practical learning is also indispensable. In order to adapt to the needs of the reform and development of the tobacco industry, improve the quality and skill level of employees, promote the construction of electrical maintenance worker talent team, and promote the electrical worker occupation skill identification work, it is increasingly important to develop related cigarette machine electrical worker practical training and examination devices. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a cigarette weight adjustment control practical training device to simulate the cigarette weight adjustment control module in the cigarette machine equipment, so that electrical maintenance personnel can learn simulated operation and improve the skill level of maintenance personnel.

[0005] The utility model solves the above problems through the following technical scheme:

[0006] A cigarette weight adjustment control practical training device, comprising: a PLC controller, a servo controller, and a potentiometer, a servo motor, a transmission screw rod, a sliding block, a scale and a displacement sensor arranged above a bottom plate;

[0007] The PLC controller is connected with the potentiometer, the servo controller and the displacement sensor respectively, the servo controller is connected with the servo motor, and the potentiometer is used for simulating interference factors affecting the weight of cigarettes;

[0008] The servo motor is fixed on the bottom plate through a servo motor support; the transmission screw rod is arranged above the bottom plate and is limited in position up and down at one end, and the other end is connected with the servo motor to drive the transmission screw rod to rotate by the servo motor; the transmission screw rod is sleeved with the sliding block outside the screw thread, and the sliding block is rotationally limited through the servo motor support, so that when the transmission screw rod rotates, the sliding block moves upward or downward;

[0009] The displacement sensor is fixed above the bottom plate, and the shaft end of the middle rod is connected with the sliding block, so that the middle rod shaft end of the displacement sensor and the sliding block move synchronously.

[0010] As a further improvement, the drive screw is fixed at one end by a bearing on the base of the servo motor bracket, achieving upper and lower limits.

[0011] As a further improvement, the displacement sensor is fixed and installed on the servo motor bracket by a displacement sensor bracket, and is arranged at a certain distance from the servo motor.

[0012] As a further improvement, the middle rod shaft end of the displacement sensor is connected with a sheet metal part, which is fixed on the left side of the sliding block.

[0013] As a further improvement, the right side of the sliding block is fixed with a pointer, and the scale is fixed and installed on the servo motor bracket by a scale bracket, so that the pointer points to the scale.

[0014] As a further improvement, the servo controller is fixed and installed on the bottom plate by a servo controller bracket.

[0015] As a further improvement, a handle is arranged near the edge above the bottom plate.

[0016] As a further improvement, the servo motor bracket is provided with a travel detection switch assembly for detecting the running position of the sliding block, connected with the PLC controller.

[0017] As a further improvement, the travel detection switch assembly is arranged below the displacement sensor, and the first travel detection switch, the second travel detection switch and the third travel detection switch are arranged in sequence from top to bottom, respectively located at the upper limit position, the original position and the lower limit position of the sliding block.

[0018] As a further improvement, the practical training device is provided with a wiring terminal installed on the bottom plate for connecting the components of the displacement sensor, the potentiometer and the travel detection switch assembly; and / or [1]

[0019] The practical training device is provided with a load isolation switch installed on the bottom plate for isolation and protection of electrical appliances.

[0020] Compared with the prior art, the practical training device has the following advantages and beneficial effects:

[0021] The utility model discloses integrated servo motor, transmission screw rod, slider, displacement sensor, travel detection switch and so on component, build a kind of cigarette weight regulation control practical training device, can accurately simulate the device responsible for cigarette weight regulation in cigarette equipment, the device moves up and down on the guide rail of air chamber body by high-precision servo motor drive screw rod with flat gauge component relative, prunes the tobacco strand on suction belt, to realize the control to cigarette weight, to provide good training platform for the training and skill promotion of electrical repairer. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is each structure position schematic view of the utility model kind of cigarette weight regulation control practical training device;

[0023] Figure 2 It is the three-dimensional schematic view of the utility model kind of cigarette weight regulation control practical training device;

[0024] Figure 3 It is the installation schematic view of the utility model travel detection switch component;

[0025] Figure 4 It is the structure schematic view of the utility model servo controller support, servo motor support.

[0026] Reference signs: 1, servo controller;2, servo controller support;3, servo motor;4, servo motor support;5, slider;6, pointer;7, sheet metal part;8, scale;9, scale support;10, transmission screw rod;11, displacement sensor;12, displacement sensor support;13, first travel detection switch;14, second travel detection switch;15, third travel detection switch;16, potentiometer;17, load isolation switch;18, terminal;19, handle;20, bottom plate. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] EMBODIMENT

[0029] Refer to the drawings Figures 1-4 A cigarette weight regulation control practical training device, comprising: PLC controller, servo controller 1 and potentiometer 16, servo motor 3, transmission screw rod 10, slider 5, scale 8 and displacement sensor 11 arranged above the bottom plate;

[0030] The servo motor 3 is fixed on the base plate 20 by the servo motor bracket 4; one end of the transmission screw 10 is set above the base plate 20 with upper and lower limits, and the other end is connected to the servo motor so that the servo motor drives the transmission screw 10 to rotate; the external thread of the transmission screw 10 is fitted with a slider 5, and the slider 5 is rotated and limited by the servo motor bracket 4 so that when the transmission screw 10 rotates, it drives the slider 5 to move up or down.

[0031] The displacement sensor 11 is fixed above the base plate, and the shaft end of the middle rod at one end is connected to the slider 5 so that the shaft end of the middle rod of the displacement sensor 11 moves synchronously with the slider 5; the slider 5 is equipped with a pointer 6, which cooperates with the scale 8 so that the position data of the slider 5 can be directly observed.

[0032] The PLC controller is connected to potentiometer 16, servo controller 1, and displacement sensor 11 respectively. Servo controller 1 is connected to servo motor 3. Potentiometer 16 is used to simulate interference factors affecting the weight of cigarettes. The weight value of cigarettes is written to the PLC controller, and the PLC controller drives servo motor 1 to rotate the transmission screw 10, thereby causing slider 5 to move up or down, so as to simulate the process of leveling component in cigarette making equipment trimming tobacco bundle, thereby realizing the control of cigarette weight.

[0033] Specifically, the base plate 20 serves as an installation platform, with handles 19 mounted on its upper surface near the edges on both sides for easy movement and fixation of the entire training device. The servo controller 1, servo motor 3, transmission screw 10, load disconnect switch 17, potentiometer 16, and terminal block 18 are each fixed to the base plate 20 via their respective brackets. The scale 8, displacement sensor 11, and travel detection switch assembly are fixed to the servo motor bracket 4 via their respective brackets. The travel detection switch assembly is connected to the PLC controller and detects the sliding position of the slider. The slider 5 is mounted on the transmission screw 10, and the pointer 6 and the shaft end of the displacement sensor 11 are fixed to the slider 5.

[0034] Servo controller 1 is a device that controls electrical components. It receives command signals from a host computer or PLC controller, which may include position, speed, or torque. It also receives feedback signals from various actuators, which may include position signals output by encoders, speed signals output by speed sensors, etc. Through internal algorithm processing, the servo controller calculates control signals and drives the servo motor to move at a predetermined speed and acceleration.

[0035] Servo motor has the characteristics of high precision, high speed and high efficiency, which can convert voltage signal into torque and speed to drive the control object. Servo motor can monitor the position of motor in real time through feedback device such as encoder, ensuring that the position accuracy is very high; at the same time, the driver of servo motor can quickly respond to the control signal, adjust the speed and position of motor, and realize fast response.

[0036] Potentiometer is usually composed of a resistor body and a movable brush (or called slider, contact). When an external voltage is applied between the two fixed contacts of the resistor body, the resistance value between the movable contact and any fixed end is changed by manually adjusting the rotating shaft or handle, thereby changing the voltage and current. Therefore, the interference factors in the cigarette weight control process are simulated by the potentiometer, and when the value changes, the servo motor also runs accordingly.

[0037] In a preferred embodiment, in combination Figures 1-4As shown, the servo controller 1 is fixedly installed on the bottom plate 20 by the servo controller support 2 and bolts, and is located on the left side of the platform and spaced a certain distance from the left handle 19; the servo motor 3 is fixed on the bottom plate 20 by the servo motor support 4 and bolts, and is located on the right side of the servo controller 1 and maintains a certain distance, and is located at a position slightly to the right of the middle of the bottom plate 20; the transmission screw rod 10 is installed on the servo motor 3 through a coupling, and the other end is fixed on the base of the servo motor support 4 through a bearing, and the transmission screw rod 10 is driven to rotate by the servo motor 3; the sliding block 5 is installed on the transmission screw rod 10, and when the transmission screw rod 10 rotates, the sliding block 5 is driven to move upward or downward; the displacement sensor 11 is installed on the left side of the servo motor 3, and is fixed on the servo motor support 4 through the displacement sensor support 12, the servo motor 3 and the displacement sensor 11 are spaced a certain distance apart, the shaft end of the middle rod of the displacement sensor 11 is connected to the metal part 7 on the left side of the sliding block 5 through a nut, and the metal part 7 is fixedly arranged on the left side of the sliding block 5; when the sliding block 5 moves up and down, the metal part 7 and the shaft end of the middle rod are driven to move, so that the displacement sensor 11 can detect the displacement generated thereby; below the displacement sensor 11, the first travel detection switch 13, the second travel detection switch 14 and the third travel detection switch 15 are installed on the servo motor support 4 from top to bottom in turn, the position of the first travel detection switch 13 is the upper limit position of the sliding block 5, the position of the second travel detection switch 14 is the original position of the sliding block 5, and the position of the third travel detection switch 15 is the lower limit position of the sliding block 5; the pointer 6 is fixed on the right side of the sliding block 5 and points to the scale 8, and the scale 8 is fixedly installed on the servo motor support 4 through the scale support 9 and has a plurality of scale marks, when the pointer 6 points to a scale of the scale 8, the current position information of the sliding block 5 can be fed back; the potentiometer 16 is fixedly installed on the right lower side of the bottom plate 20 and maintains a certain distance from the servo motor support 4; the load isolation switch 17 is fixedly installed on the right upper side of the bottom plate 20 and maintains a certain distance from the servo motor support 4, and is used for isolation and protection of electrical appliances; the wiring terminal 18 is fixedly installed on the middle position of the upper part of the bottom plate 20, and is mainly used for connecting the wires of the displacement sensor 11, the potentiometer 16 and the travel detection switch assembly, i.e., the first travel detection switch 13, the second travel detection switch 14 and the third travel detection switch 15, and the like.

[0038] Further, the servo controller 1 is connected with the PLC controller in signal, the servo motor 3 is connected with the servo controller 1 in signal, drives the transmission screw rod 10 to rotate through the servo motor 3, and then makes the slider 5 generate displacement upwards or downwards; the displacement sensor 11 is connected with the PLC controller in signal, and the displacement signal of the slider 5 is transmitted to the PLC controller in real time; the first stroke detection switch 13, the second stroke detection switch 14, the third stroke detection switch 15 are connected with the PLC controller in signal, and whether the position of the slider 5 is out of limit or is at the original position is detected; the potentiometer 16 is connected with the PLC controller in signal.

[0039] Specific use method: first, the industrial computer or touch screen is used for writing the cigarette weight value to the PLC controller, then the relevant control instructions are issued to the servo controller 1 by the PLC controller to drive the servo motor 3 to rotate the transmission screw rod 10, and then the slider 5 starts to move upwards or downwards, after reaching the corresponding position, the knob of the rotatable potentiometer 16 generates a disturbance value to the system, such as the density of the tobacco on the tobacco machine equipment suction belt changes, etc., in order to continue to maintain the set cigarette weight value, the position of the slider 5 will be adjusted up and down, which is equivalent to adjusting the opening of the tobacco inlet amount, that is, simulating the process of trimming the tobacco bundle by the trimmer assembly in the cigarette making machine equipment, so as to realize the control of the cigarette weight; the displacement sensor 11 feeds back the displacement information of the slider 5 to the PLC controller, and the human eye can also read the position information of the slider 5 by the pointer 6 on the slider 6 to point to the position of the scale 8, so as to confirm whether the trimming of the tobacco bundle by the trimmer assembly in the cigarette making machine equipment is in place through the specific displacement information of the slider, and adjust the tobacco weight through the in-place condition, so as to provide a good training platform for the training and skill improvement of electric repair workers.

[0040] Although the present application has been described with reference to the explanatory embodiments thereof, the above-described embodiments are merely the preferred embodiments of the present application, and the embodiments of the present application are not limited by the above-described embodiments, and it should be understood that those skilled in the art can design many other modifications and embodiments, and these modifications and embodiments will fall within the scope and spirit of the present application.

Claims

1. A training device for adjusting and controlling the weight of a cigarette, characterized in that, It comprises: A PLC controller, a servo controller, and a potentiometer, a servo motor, a transmission screw rod, a sliding block, a scale and a displacement sensor arranged above a base plate; The PLC controller is connected with the potentiometer, the servo controller and the displacement sensor respectively, the servo controller is connected with the servo motor, and the potentiometer is used for simulating interference factors affecting the weight of cigarettes; The servo motor is fixed on the base plate through a servo motor support; the transmission screw rod is connected with the servo motor to be driven to rotate by the servo motor; the sliding block is sleeved with the outer thread of the transmission screw rod and is rotationally limited by the servo motor support, so that the sliding block is driven to move upward or downward when the transmission screw rod rotates; The middle rod shaft end of the displacement sensor is connected with the sliding block to move synchronously; a pointer is arranged on the sliding block to cooperate with the scale to directly observe the position data of the sliding block.

2. The cigarette weight adjustment control training device according to claim 1, wherein One end of the transmission screw rod is fixed on the base of the servo motor support through a bearing to realize upper and lower limiting.

3. The cigarette weight adjustment control training device according to claim 1, wherein The displacement sensor is fixed on the servo motor support through a displacement sensor support and is arranged in a spaced manner with the servo motor.

4. The cigarette weight adjustment control training device according to claim 1, wherein, The middle rod shaft end of the displacement sensor is connected with a sheet metal part which is fixed on the left side of the sliding block.

5. The cigarette weight adjustment control training device according to claim 4, characterized in that, A pointer is fixed on the right side of the sliding block, and the scale is fixed on the servo motor support through a scale support so that the pointer points to the scale.

6. The cigarette weight adjustment control training device according to claim 1, wherein The servo controller is fixed on the base plate through a servo controller support.

7. The control training device for regulating the weight of a cigarette according to claim 1, wherein A handle is arranged near the edge above the base plate.

8. The device according to any one of claims 1 to 7, wherein the device is characterized by: A travel detection switch assembly for detecting the running position of the sliding block is arranged on the servo motor support and connected with the PLC controller.

9. The cigarette weight adjustment control training device according to claim 8, characterized in that, The travel detection switch assembly is arranged below the displacement sensor and comprises a first travel detection switch, a second travel detection switch and a third travel detection switch from top to bottom, which are respectively located at the upper limit position, the original position and the lower limit position of the sliding block.

10. The control training device for regulating the weight of a cigarette according to claim 8, wherein, The practical training device is provided with a terminal block which is installed on the base plate and used for connecting the components of the displacement sensor, the potentiometer and the travel detection switch assembly; and / or The practical training device is provided with a load isolation switch which is installed on the base plate and used for isolation and protection of the electrical appliances.

Images