CN209913743U

CN209913743U - Servo motor control device

Info

Publication number: CN209913743U
Application number: CN201920553718.1U
Authority: CN
Inventors: 杜树旺
Original assignee: Zhijiang College of ZJUT
Current assignee: Zhijiang College of ZJUT
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-01-07
Anticipated expiration: 2029-04-23

Abstract

The utility model discloses a servo motor control device, which comprises a shell, wherein the side wall of the shell is provided with four rollers which are respectively arranged at the corners of the shell, the periphery of the shell is provided with a ring block, the inner side of the ring block is provided with a guide groove corresponding to the rollers, the rollers are in sliding connection with the guide grooves, the outer side wall of the ring block is pasted with a soft rubber ring, the servo motor control device comprises the shell and the ring block, when the control device falls, the soft rubber ring on the ring block is helpful to improve the whole elasticity and plays a role of vibration reduction, simultaneously the ring structure is likely to roll when falling, and because one end of the shell is provided with a balancing weight, the whole gravity center is deviated from one end, so that the control device can quickly incline and be in a static state, thereby greatly avoiding the looseness of internal electrical components, resulting in poor normal use and accurate control.

Description

Servo motor control device

Technical Field

The utility model relates to a main control system technical field specifically is a servo motor controlling means.

Background

The servo motor is a servo motor, can control speed, has very accurate position precision, and can convert a voltage signal into torque and rotating speed to drive a control object. The rotation speed of the rotor of the servo motor is controlled by an input signal and can quickly respond, the servo motor is used as an actuating element in an automatic control system, has the characteristics of small electromechanical time constant, high linearity, starting voltage and the like, and can convert a received electric signal into angular displacement or angular speed on a motor shaft for output. The servo motor control device is a device for controlling the opening, speed regulation and closing of a servo motor, but the prior servo motor control device has a plurality of defects in the using process.

Present servo motor controlling means is mostly wireless remote control, and the casing is mostly the plastics material, very bumps easily and damages, influences inside electrical components's normal use and accurate control, and general control method is also fairly simple, can't carry out analysis and control according to servo motor's inside and outside temperature to close rationally.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a servo motor control device to solve the problems that the prior servo motor control device proposed by the background art is easy to collide and damage, and influences the normal use and accurate control of internal electrical components; the analysis and control can not be carried out according to the internal and external temperatures of the servo motor, and the shutdown is reasonable.

In order to achieve the above object, the utility model provides a following technical scheme: a servo motor control device comprises a shell, wherein rollers are arranged on the side wall of the shell, the rollers are shaft wheels, the two ends of a fixed shaft on the shaft wheels are welded at the corners of the shell, the number of the rollers is four, the four rollers are respectively arranged at the corners of the shell, ring blocks are arranged around the shell, guide grooves are arranged at the positions, corresponding to the rollers, of the inner sides of the ring blocks, the guide grooves are annular grooves, the width of each guide groove is equal to that of the corresponding roller, the rollers can roll along the inner surface of each guide groove, so that the shell can do circular motion in the ring blocks, the rollers are in sliding connection with the guide grooves, soft rubber rings are adhered to the outer side walls of the ring blocks, are made of soft rubber materials, are plastics with relatively low surface hardness, have certain low surface tension and low surface energy, and can play a good buffering effect and a good protection effect, the display screen is arranged on the surface of the shell, a broadcast hole is formed in one side of the display screen, a prompting lamp is arranged on the right side of the display screen, an operation key is arranged on one side of the display screen, which is far away from the broadcast hole, a balancing weight is arranged on one side of the operation key, which is far away from the display screen, the balancing weight is a sand and stone balancing weight and plays a role in changing the gravity center of the shell, a signal interface is arranged on the right side surface of the shell, the signal interface comprises a power supply interface, a USB interface, an Ethernet interface, a CAN interface and the like, a stop block is arranged on the right side of the surface of the shell, fixed shafts are arranged on the front end and the rear end of the stop block, the fixed shafts are respectively arranged symmetrically about the central axis of the stop block, a connecting rod is hinged on the fixed shaft, a rotating block is sleeved on one side of the connecting rod, which, rotatory piece articulates in the inside of slot, and the connecting rod keeps away from the terminal welding of dog and has a pin, and this pin and connecting rod constitution L structure can restrict the displacement distance of connecting rod on rotatory piece through the pin, realize nimble free removal, install the fixture block on the left surface of dog, this fixture block is a plastics stick, and its tip is spherical, can realize the block state through the extrusion in the draw-in groove, the fixture block is provided with two, and two fixture block correspondences install on the both sides of dog left surface, the draw-in groove has been seted up with the corresponding position department of fixture block on the casing right flank.

Preferably, the outer side of the soft rubber ring is provided with four grooves, the four grooves are uniformly distributed on the outer side of the soft rubber ring, and the sponge blocks are adhered inside the grooves.

Preferably, a first magnetic paste is installed at the bottom end of the stop block, a second magnetic paste is installed on the surface of the shell and corresponds to the first magnetic paste, and the first magnetic paste is connected with the second magnetic paste in a magnetic adsorption mode.

Preferably, a PLC controller is installed inside the housing, a pulse width modulator is installed on the surface of the PLC controller, a speaker is installed at a position corresponding to the broadcast hole on one side of the pulse width modulator, a timer is installed at a position perpendicular to the pulse width modulator on one side of the speaker, a wireless transmitter is installed on one side of the timer, a first temperature receiver and a second temperature receiver are respectively installed at positions corresponding to the speaker on one side of the pulse width modulator, a microprocessor is installed at one side of the first temperature receiver and the second temperature receiver, a memory is installed at one side of the microprocessor, the PLC controller, the pulse width modulator, the timer, the wireless transmitter, the first temperature receiver, the second temperature receiver, the microprocessor, the speaker, the display screen and the indicator are all electrically connected with the operation keys, the operation key is electrically connected with an external power supply through a signal interface.

Compared with the prior art, the beneficial effects of the utility model are that: this servo motor control device:

1. this servo motor controlling means comprises casing and ring piece, when this controlling means fell, the flexible glue ring on the ring piece helps improving holistic elasticity, play the damping effect, loop configuration is likely to take place to roll occasionally falling simultaneously, and because the balancing weight is installed to casing one end, make holistic focus be on the one end partially, make this controlling means can take place the slope very fast and be in quiescent condition, it is not hard up to have avoided inside electrical components to take place greatly, lead to influencing normal use and accurate control.

2. The servo motor control device consists of a shell and a ring block, the roller at the corner of the shell is matched with a guide groove on the ring block to realize 360-degree rolling, and a balancing weight is arranged at one end of the shell, so that when the control device is taken up, the weight of the balancing weight is larger, and the gravity center of the shell is deviated, so that the shell is always kept in a positive position state, namely the balancing weight is always positioned at the low end in the ring block, the roller on the shell can continuously slide along the guide groove until the balancing weight is positioned at the lowest part, and the use is more convenient,

3. this servo motor controlling means passes through the fixed axle on one side of casing, the connecting rod, rotatory piece cooperation, form parallel four-bar linkage, the connecting rod can be on rotatory piece reciprocating sliding simultaneously, the adjustment distance of being convenient for, make the dog utilize the rotating of connecting rod on the fixed axle, and the connecting rod drives the rotating of rotatory piece, can be nimble freely place the top at the casing from the side of casing, and the dog can adsorb fixedly through the magnetic paste on magnetic paste and the casing mutually, the convenience is used signal interface, when the dog shelters from when casing one side, through the fixture block on the dog and the draw-in groove gomphosis that corresponds, reach the block state, play the fixed action, and prevent that external dust and moisture from getting into signal interface, lead to contact failure.

5. This servo motor controlling means is provided with the sponge piece in the recess in the flexible glue ring outside, and the staff can hold up this ring piece through the palm to utilize the inboard of thumb to press the sponge piece, and fall into in the recess, improved greatly hold up the stability of holding, and also increased through the sponge piece and the finger between the friction, make the ring piece be difficult for following and drop.

Drawings

FIG. 1 is a diagram illustrating the physical effects of the present invention;

FIG. 2 is a partial solid effect diagram of the side edge of the housing of the present invention;

FIG. 3 is a schematic view of the stopper structure of the present invention;

FIG. 4 is a schematic view of the housing structure of the present invention;

fig. 5 is a flowchart of a control procedure of the servo motor of the present invention.

In the figure: 1. the device comprises a shell, 2, a roller, 3, a ring block, 4, a guide groove, 5, a soft rubber ring, 6, a sponge block, 7, a balancing weight, 8, an operation key, 9, a display screen, 10, a broadcasting hole, 11, a prompting lamp, 12, a slot, 13, a stop block, 14, a second magnetic paste, 15, a signal interface, 16, a clamping groove, 17, a connecting rod, 18, a fixed shaft, 19, a rotating block, 20, a stop pin, 21, a first magnetic paste, 22, a clamping block, 23, a PLC (programmable logic controller), 24, a pulse width modulator, 25, a timer, 26, a wireless transmitter, 27, a temperature receiver I, 28, a temperature receiver II, 29, a microprocessor, 30, a loudspeaker, 31 and a memory.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a servo motor control device comprises a shell 1, rollers 2 are arranged on the side wall of the shell 1, the rollers 2 are shaft wheels, the two ends of a fixed shaft on the shaft wheels are welded at the corners of the shell 1, the rollers 2 are four, the four rollers 2 are respectively arranged at the corners of the shell 1, ring blocks 3 are arranged around the shell 1, guide grooves 4 are arranged at the positions, corresponding to the rollers 2, of the inner sides of the ring blocks 3, the guide grooves 4 are annular grooves, the width of each guide groove 4 is equal to that of each roller 2, the rollers 2 can roll along the inner surfaces of the guide grooves 4, so that the shell 1 can do circular motion in the ring blocks 3, the rollers 2 are in sliding connection with the guide grooves 4, a soft rubber ring 5 is adhered to the outer side wall of the ring blocks 3, the soft rubber ring 5 is made of a soft rubber material and is plastic with relatively low surface hardness, and has certain low surface tension and low surface energy, the buffer and protection device has the advantages that a display screen 9 is installed on the surface of a shell 1, a broadcast hole 10 is formed in one side of the display screen 9, a prompting lamp 11 is installed on the right side of the display screen 9, an operation key 8 is installed on one side, far away from the broadcast hole 10, of the display screen 9, a balancing weight 7 is installed on one side, far away from the display screen 9, of the operation key 8, the balancing weight 7 is a sand-stone balancing weight and plays a role in changing the gravity center of the shell 1, a signal interface 15 is installed on the right side surface of the shell 1, the signal interface 15 comprises a power supply interface, a USB interface, an Ethernet interface, a CAN (controller area network) interface and the like, a stop block 13 is installed on the right side of the surface of the shell 1, fixed shafts 18 are installed on the front end and the rear end of the stop block 13, two fixed shafts 18 are installed, the side, far away from the fixed shaft 18, of the connecting rod 17 is sleeved with a rotating block 19, a slot 12 is formed in one side of the shell 1 and corresponds to the front end and the rear end of the stop block 13, the rotating block 19 is hinged inside the slot 12, a stop foot 20 is welded at the tail end, far away from the stop block 13, of the connecting rod 17, the stop foot 20 and the connecting rod 17 form an L-shaped structure, the moving distance of the connecting rod 17 on the rotating block 19 can be limited through the stop foot 20, flexible and free movement is achieved, a clamping block 22 is installed on the left side surface of the stop block 13, the clamping block 22 is a plastic rod, the end portion of the clamping block is spherical, clamping state can be achieved through extrusion in a clamping groove 16, the two clamping blocks 22 are correspondingly installed on the two sides of the left side surface of the stop block 13, and the clamping.

In this embodiment: the outer side of the soft rubber ring 5 is provided with four grooves, the four grooves are uniformly distributed on the outer side of the soft rubber ring 5, the sponge block 6 is pasted in the grooves, the grooves are beneficial to placing thumbs and extruding the sponge block 6, and the holding is more stable through the friction force of the sponge block 6; a first magnetic paste 21 is arranged at the bottom end of the stop block 13, the first magnetic paste 21 and the second magnetic paste 14 are rubber pads which are shaped after magnetic sand is added, a second magnetic paste 14 is arranged on the surface of the shell 1 at a position corresponding to the first magnetic paste 21, the first magnetic paste 21 and the second magnetic paste 14 are connected in a magnetic adsorption manner, and the first magnetic paste 21 and the second magnetic paste 14 are fixed in an adsorption manner, so that the stability of the stop block 13 is greatly enhanced; a PLC controller 23 is arranged in the shell 1, a pulse width modulator 24 is arranged on the surface of the PLC controller 23, the pulse width modulator 24 is an analog control mode, the bias of a transistor base or a MOS tube grid is modulated according to the change of corresponding load, the on-time of the transistor or the MOS tube is changed, and the change of the output of the switch voltage-stabilized power supply is realized, the output voltage of the power supply can be kept constant when the working condition is changed, the device is a device for controlling an analog circuit by using a digital signal of a microprocessor, a loudspeaker 30 is arranged on one side of the pulse width modulator 24 corresponding to the broadcasting hole 10, a timer 25 is arranged on one side of the loudspeaker 30 vertical to the pulse width modulator 24, a wireless transmitter 26 is arranged on one side of the timer 25, a first temperature receiver 27 and a second temperature receiver 28 are respectively arranged on one side of the pulse width modulator 24 corresponding to the loudspeaker 30, the first temperature receiver 27 and the second temperature receiver 28 can receive the measured temperature data of the wireless temperature collector, and perform statistics, sorting and storage, a microprocessor 29 is installed on one side of the first temperature receiver 27 and the second temperature receiver 28, a memory 31 is installed on one side of the microprocessor 29, the PLC controller 23, the pulse width modulator 24, the timer 25, the wireless transmitter 26, the first temperature receiver 27, the second temperature receiver 28, the microprocessor 29, the loudspeaker 30, the display screen 9 and the prompt lamp 11 are all electrically connected with the operation keys 8, and the operation keys 8 are electrically connected with an external power supply through the signal interface 15.

The working principle is as follows: when the utility model is used, when a user takes up the device, due to the existence of the balancing weight 7, the roller 2 at the corner of the shell 1 can roll along the guide groove 4 in the ring block 3 under the action of gravity, until the balancing weight 74 is positioned at the lowest part, the shell 1 can be always kept at the right position state, meanwhile, the ring block 3 can be supported by the palm, the sponge block 6 is pressed by the inner side of the thumb and is trapped in the groove, the holding stability is greatly improved, the friction between the ring block 3 and the fingers is also increased through the sponge block 6, the ring block 3 is not easy to fall off from the hand, then the connecting rod 17 is dragged, the connecting rod 17 rotates on the fixed shaft 18, simultaneously, the rotating block 19 is also driven to rotate, the rotating block can be flexibly and freely placed at the top end of the shell 1 from the side edge of the shell 1, and a power line and a signal line are accessed, and then the speed regulation grade is input through the, the command is input to a pulse width modulator 24 through a PLC (programmable logic controller) 23, the starting time is set through a timer 25, a command signal is sent to a servo driver on a servo motor through a wireless transmitter 26, meanwhile, a first temperature receiver 27 and a second temperature receiver 28 continuously receive the temperature from the shell of the servo motor and the inner cavity of the servo motor, the numerical value change of the first temperature receiver 27 and the second temperature receiver 28 is monitored and processed by a microprocessor 29 which is programmed through an encoder, after a certain time, when the rotating speed of the servo motor is constant, the temperature of the inner cavity and the shell are also constant, the temperature on the shell also comprises the outside climate temperature, when the temperature received by the second temperature receiver 28 reaches a certain threshold value, the motor running time is longer, the internal heat loss is serious, proper cooling is needed, the service life is prolonged, at the moment, the microprocessor 29 sends the command, the deceleration instruction is input, the pulse width modulator 24 can send the gradual deceleration signal to the servo driver of the servo motor through the wireless transmitter 26 until the servo motor is closed, or when the temperature received by the temperature receiver 27 is suddenly increased, it is described that the external temperature rises, the influence on the work heat dissipation effect of the servo motor needs to be manually taken into account and reduced, at the moment, the microprocessor 29 inputs the instruction to enable the loudspeaker 30 to send out an alarm, meanwhile, the worker is reminded, during normal closing, the worker can input the speed regulation grade through the operation key 8, the command of 0 pulse is input to the pulse width modulator 24 through the PLC 23, the closing signal is sent to the servo driver on the servo motor through the wireless transmitter 26, and the whole work flow is finished. Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A servo motor control device includes a housing (1), characterized in that: the novel broadcasting device is characterized in that idler wheels (2) are installed on the side wall of the shell (1), the number of the idler wheels (2) is four, the four idler wheels (2) are installed at corners of the shell (1) respectively, ring blocks (3) are installed on the periphery of the shell (1), guide grooves (4) are formed in the positions, corresponding to the idler wheels (2), of the inner sides of the ring blocks (3), the idler wheels (2) are connected with the guide grooves (4) in a sliding mode, soft rubber rings (5) are pasted on the outer side walls of the ring blocks (3), a display screen (9) is installed on the surface of the shell (1), broadcasting holes (10) are formed in one side of the display screen (9), a prompting lamp (11) is installed on the right side of the display screen (9), operation keys (8) are installed on one side, far away from the broadcasting holes (10), and balancing weights (7) are installed on one side, far away from the display screen (9, and a signal interface (15) is arranged on the right side surface of the shell (1).

2. A servo motor control device according to claim 1, wherein: the rubber ring is characterized in that the outer side of the soft rubber ring (5) is provided with four grooves, the four grooves are uniformly distributed on the outer side of the soft rubber ring (5), and the sponge blocks (6) are adhered inside the grooves.

3. A servo motor control device according to claim 1, wherein: the inside mounting of casing (1) has PLC controller (23), install pulse width modulator (24) on the surface of PLC controller (23), install speaker (30) about broadcasting hole (10) corresponding position department on one side of pulse width modulator (24), install timer (25) about pulse width modulator (24) vertical position department on one side of speaker (30), install wireless transmitter (26) on one side of timer (25), install temperature receiver one (27) and temperature receiver two (28) respectively about speaker (30) corresponding position department on one side of pulse width modulator (24), install microprocessor (29) on one side of temperature receiver one (27) and temperature receiver two (28), install memory (31) on one side of microprocessor (29), the PLC controller (23), the pulse width modulator (24), the timer (25), the wireless transmitter (26), the temperature receiver I (27), the temperature receiver II (28), the microprocessor (29), the loudspeaker (30), the display screen (9) and the prompting lamp (11) are all electrically connected with the operation key (8), and the operation key (8) is electrically connected with an external power supply through the signal interface (15).