CN103728100A - Laser measurement and positioning device and using method of wheel balancer - Google Patents
Laser measurement and positioning device and using method of wheel balancer Download PDFInfo
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- CN103728100A CN103728100A CN201410008204.XA CN201410008204A CN103728100A CN 103728100 A CN103728100 A CN 103728100A CN 201410008204 A CN201410008204 A CN 201410008204A CN 103728100 A CN103728100 A CN 103728100A
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Abstract
The invention discloses a laser measurement and positioning device and a using method of a wheel balancer. The laser measurement and positioning device adopts a stepping motor to drive a laser transmitter to rotate till laser is pointed to the inner side edge of a measured tire, calculates an optical distance by utilizing the time from laser transmitting and laser receiving according to an optical principle so as to obtain a straight line distance from a laser head to a laser indication point, utilizes a geometrical mathematic model to calculate tire parameters according to an installing position constant of the laser measurement and positioning device, achieves automatic measurement of various tire parameters and is accurate in measurement and simple in operation. After tire balance calculation is finished, a microprocessor is adopted to convert a triangular side function formed by the detected unbalance position and an original point of the laser transmitter into an angle differential parameter and then sends an instruction to the stepping motor, the stepping motor drives the laser transmitter to rotate to a converted angle, and the laser transmitter enables the laser to be transmitted onto the unbalance position so as to achieve laser positioning of the unbalance position of the measured tire.
Description
Technical field
The present invention relates to a kind of wheel balance detection field, particularly a kind of laser measurement locating device and using method thereof of wheel balancer.
Background technology
If the unbalanced words of wheel, the vibration of steering wheel can cause the shake of bearing circle, thereby affect driver's comfortableness, and, also can accelerate wearing and tearing, the meeting of axletree and bearing and accelerate the wearing and tearing of suspension and steering parts, tyre surface and ground can produce abnormal wearing and tearing, have a strong impact on the serviceable life of tire, the most important thing is may relate to personal safety when high rotating speed, as blow out, direction is uncontrolled, overturn etc.For solving the imbalance problem of tire, people have manufactured wheel balancer-a kind of for measured automobiles wheel amount of unbalance, and indicate the equipment of amount of unbalance position, and people are compensated on assigned address by the counterbalance weight of corresponding weight again, make wheel balance.
Existing tire balancing equipment mainly contains artificial key-press input, potentiometer to the collection of tire mounting distance and diameter of tyres parameter and automatically measures input and three kinds of modes of photoelectric encoder input.Obviously artificial input mode is relatively backward, although and simple its device of other two kinds of modes is complicated, error is larger and expensive.
When equilibrator carries out ALU-S pattern balance test to doughnut, generally to subsidize lead by estimating the mode of 12 o ' clock positions, although wheel rim outside relies on range estimation, more easily find compensated position, but the compensated position of the amount of unbalance of inner side (because inner side cannot clamping lead piece, and must paste lead after spoke) is determined just very difficult by range estimation 12 o ' clock positions.Existing a laser locating apparatus be laser generator is located on described fixed mechanism and be positioned at equilibrator main shaft directly over, but this only can carry out 12 o'clock direction balance location accurately to the wheel rim inner side of different size, and can not comprise to the non-equilibrium site in outside in special pattern (ALU-S) more not thering is the automatic measurement function of tire parameter in the accurate location of distance.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of laser measurement locating device and using method thereof of carrying out the wheel balancer of exact position guide subsides lead with laser, can carry out parameter measurement to detected tyre, can also carry out laser positioning to the non-equilibrium site on detected tyre, solve various wheel hubs particularly existing generally use can not carry out balancing a survey with the aluminium alloy wheel hub of outer clip mode balance time, can not precisely determine the problem of non-equilibrium site, and realize the automatic measurement of various tire parameters.
The present invention proposes a kind of laser measurement locating device of wheel balancer, comprise laser ranging system, stepper motor, for controlling the control module of described stepper motor, control panel and there is sampling, calculate, store and control the microprocessor of function, described control panel, the signal output part of described laser ranging system is connected with the signal input part of described microprocessor respectively, the signal output part of described microprocessor and described control module, the signal input part of described laser ranging system connects, described laser ranging system comprises generating laser, described generating laser is connected with the rotation axis of described stepper motor, the laser head of described generating laser is arranged on side, described laser measurement locating device also comprises a signal clearing device whether setting back for detection of described generating laser, described signal clearing device is connected with described control module signal, described signal clearing device comprises make zero position probing groove and the baffle plate that makes zero, the described baffle plate that makes zero is fastened on the side of described generating laser, the described notch of position probing groove that makes zero is relative with the side of described generating laser.
Preferably, also comprise mounting bracket, described mounting bracket is L-square, comprise two orthogonal panels, described control module is arranged on the first panel of described mounting bracket, described in the position probing groove that makes zero be arranged in described control module, on the second panel of described mounting bracket, hollow out is provided with mounting groove, described stepper motor is arranged in described mounting groove, and the rotation axis of described stepper motor is vertically set on described the second panel top.
The present invention proposes again a kind of using method of laser measurement locating device of wheel balancer, comprises the steps:
(1) on control panel, press and measure start key, through microprocessor, send Driving Stepping Motor instruction and Laser emission instruction, by control module Driving Stepping Motor, stepper motor drives generating laser to rotate;
(2) when described stepper motor drives described generating laser to turn to the inside edge of the laser guide detected tyre that described generating laser sends, on control panel, press acknowledgement key, through microprocessor, send and stop stepper motor instruction and laser ranging instruction, by control module control step motor, stop operating, laser ranging system is measured laser head to the air line distance of laser designation point, and the distance values signal of measuring is sent to described microprocessor;
(3) described microprocessor receives after the distance values signal that described laser ranging system sends, by the geometry calculated with mathematical model of internal memory, go out laser head to the horizontal range of laser designation point and height, and be aided with the installation site constant of described laser measurement locating device, calculate the mounting distance of detected tyre and the diameter of detected tyre;
(4) described microprocessor sends position recovering instruction to described control module, described control module is controlled described stepper motor reversion, being inverted to the baffle plate that makes zero being connected with generating laser blocks while making zero position probing groove, described control module is controlled described stepper motor and is quit work, described generating laser reposition;
(5) simultaneously, described microprocessor sends to the numerical signal of the diameter of the mounting distance of the detected tyre calculating and detected tyre in the main frame of wheel balancer, described wheel balancer, after receiving the numerical signal of the mounting distance of detected tyre and the diameter of detected tyre, starts detected tyre to carry out balance detection;
(6) main frame of wheel balancer sends to described microprocessor by detected non-equilibrium site information, and three arm of angle funtcional relationships that described microprocessor forms the initial point of non-equilibrium site and described generating laser convert angle differential parameter to;
(7) described microprocessor sends rotation command, and described control module is controlled the angle that described stepper motor turns to appointment, and described generating laser sends laser, indicates the non-equilibrium site of tire.
Beneficial effect of the present invention is:
1, the present invention adopts stepper motor to drive generating laser to turn to the inside edge of the laser guide detected tyre that generating laser sends, pass through optical principle, laser ranging system utilizes laser from being transmitted into the Time Calculation optical range of reception, show that laser head is to the air line distance of laser designation point, the installation site constant that is aided with laser measurement locating device, how much mathematical models of recycling calculate tire parameter, realized the automatic measurement to various tire parameters, and measure accurately, simple to operate, solved common equilibrator problem to tire mounting distance and diameter of tyres parameter acquisition when tire parameter is inputted.
2, after wheel balance has been calculated, three arm of angle funtcional relationships that adopt microprocessor that the initial point of detected non-equilibrium site and generating laser is formed convert angle differential parameter to, by microprocessor, sending instruction again allows stepping driven by motor generating laser turn to the angle of appointment, by generating laser, laser is got in the non-equilibrium site of wheel hub, realization is carried out laser positioning to the non-equilibrium site on detected tyre, solve various wheel hubs particularly existing generally use can not carry out balancing a survey with the aluminium alloy wheel hub of outer clip mode balance time, can not precisely determine the problem of non-equilibrium site.
Accompanying drawing explanation
Fig. 1 is that the laser measurement locating device of wheel balancer of the present invention is arranged on the front view on wheel balancer;
Fig. 2 is that the laser measurement locating device of wheel balancer of the present invention is arranged on the stereographic map on wheel balancer;
Fig. 3 is the enlarged drawing of A part in Fig. 2;
Fig. 4 is the structural representation of the laser measurement locating device of wheel balancer of the present invention;
Fig. 5 is the circuit diagram of control module in the present invention;
Fig. 6 is the process flow diagram of using method of the laser measurement locating device of a kind of wheel balancer of the present invention.
The realization of the object of the invention, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Referring to figs. 1 through Fig. 5, one embodiment of the laser measurement locating device 10 of wheel balancer of the present invention is proposed, the laser measurement locating device 10 of this wheel balancer comprises laser ranging system, stepper motor 12, for control module 14, the control panel of control step motor 12 and there is sampling, calculating, store and control the microprocessor of function, the signal output part of control panel, laser ranging system is connected with the signal input part of microprocessor respectively, and the signal output part of microprocessor is connected with the signal input part of control module 14, laser ranging system.Can to microprocessor, send steering order by the control button of pressing on control panel, by microprocessor, laser ranging system and control module 14 be sent to control signal, by control module 14 control step motors 12.As shown in Figure 5, be the circuit diagram of control module 14.
Laser ranging system comprises generating laser 13, and generating laser 13 is connected with the rotation axis axle of stepper motor 12, and the laser head 131 of generating laser 13 is arranged on side, and laser sends from the side of generating laser 13.Laser measurement locating device 10 also comprises a signal clearing device whether setting back for detection of generating laser 13, signal clearing device is connected with control module 14 signals, signal clearing device comprises make zero position probing groove 15 and the baffle plate 16 that makes zero, the baffle plate 16 that makes zero is fastened on the side of generating laser 13, the notch of the position probing that makes zero groove 15 is relative with the side of generating laser 13, at the baffle plate 16 that makes zero, move to the notch of the position probing groove 15 that makes zero, when the position probing that will make zero groove 15 blocks, generating laser 13 is placed in original position.
Laser ranging system, stepper motor 12, control module 14 and microprocessor are arranged on a mounting bracket 11, mounting bracket 11 is L-square, comprise two orthogonal panels, control module 14, microprocessor are arranged on the first panel of mounting bracket 11, the position probing that makes zero groove 15 is arranged in control module 14, on the second panel of mounting bracket 11, hollow out is provided with mounting groove, and stepper motor 12 is arranged in mounting groove, and the rotation axis of stepper motor 12 is vertically set on the second panel top.The rotation axis of stepper motor 12 rotates, and drives generating laser 13 to rotate.
During application, this laser measurement locating device 10 is arranged on the outside relative with wheel erecting frame 21 of wheel balancer 20, as illustrated in fig. 1 and 2.During use, on control panel, by measuring start key, through microprocessor, send Driving Stepping Motor 12 instructions and Laser emission instruction, by control module 14 Driving Stepping Motors 12, stepper motor 12 drives generating laser 13 to rotate; When stepper motor 12 drives generating lasers 13 to turn to the inside edge of the laser guide detected tyre that generating laser 13 sends, on control panel, press acknowledgement key, through microprocessor, send and stop stepper motor 12 instructions and laser ranging instruction, by control module 14 control step motors 12, stop operating, laser ranging system is measured laser head 131 to the air line distance of laser designation point, and the distance values signal of measuring is sent to microprocessor; After the distance values signal that microprocessor reception laser ranging system sends, by the geometry calculated with mathematical model of internal memory, go out laser head 131 to the horizontal range of laser designation point and height, and be aided with the installation site constant of laser measurement locating device 10, thereby calculate the mounting distance of detected tyre and the diameter of detected tyre.The present invention has realized the automatic measurement to various tire parameters, and measures accurately, simple to operate, has solved common equilibrator problem to tire mounting distance and diameter of tyres parameter acquisition when tire parameter is inputted.
Then, microprocessor sends position recovering instruction to control module 14, control module 14 control step motor 12 reversions, being inverted to the baffle plate 16 that makes zero being connected with generating laser 13 blocks while making zero position probing groove 15, control module 14 control step motors 12 quit work, generating laser 13 repositions; Simultaneously, microprocessor sends to the numerical signal of the diameter of the mounting distance of the detected tyre calculating and detected tyre in the main frame of wheel balancer 20, wheel balancer 20, after receiving the numerical signal of the mounting distance of detected tyre and the diameter of detected tyre, starts detected tyre to carry out balance detection.After non-equilibrium site detects, the main frame of wheel balancer 20 sends to microprocessor by detected non-equilibrium site information, and three arm of angle funtcional relationships that microprocessor forms the initial point of non-equilibrium site and generating laser 13 convert angle differential parameter to; Microprocessor sends rotation command, control module 14 control step motors 12 turn to the angle of changing out, and generating laser 13 sends laser, indicates the non-equilibrium site of tire, to clearly indicate uneven piece paste position on wheel hub, realize and carry out fast the object of balance detection.
The present invention utilizes the accurate one-to-one relationship between speed change stepper motor 12 and angle control, completes the calculating of triangle geometrical edge and angle, makes tire parameter measurement and the non-equilibrium site of equilibrator indicate simple and convenient.
Wherein, generating laser 13 adopts advanced RF radio frequency design, micropower transmitting, harmless to human body, green, healthy, environmental protection, there is accurate positioning, bit selecting is directly perceived, thoroughly removes while not having the common type of this device to find uneven point under ALU, DYN pattern, on one side need to watch numeral to show, numerous and diverse action while pasting lead operation on one side, has improved user's work efficiency.
As shown in Figure 6, process flow diagram for the using method of the laser measurement locating device 10 of a kind of wheel balancer of the present invention, the using method of the laser measurement locating device 10 of wheel balancer of the present invention comprise the steps: (1) on control panel by measuring start key, through microprocessor, send Driving Stepping Motor 12 instructions and Laser emission instruction, by control module 14 Driving Stepping Motors 12, stepper motor 12 drives generating laser 13 to rotate;
(2) when stepper motor 12 drives generating lasers 13 to turn to the inside edge of the laser guide detected tyre that generating laser 13 sends, on control panel, press acknowledgement key, through microprocessor, send and stop stepper motor 12 instructions and laser ranging instruction, by control module 14 control step motors 12, stop operating, laser ranging system is measured laser head 131 to the air line distance of laser designation point, and the distance values signal of measuring is sent to microprocessor;
(3) after the distance values signal that microprocessor reception laser ranging system sends, by the geometry calculated with mathematical model of internal memory, go out laser head 131 to the horizontal range of laser designation point and height, and be aided with the installation site constant of laser measurement locating device 10, calculate the mounting distance of detected tyre and the diameter of detected tyre;
(4) microprocessor sends position recovering instruction to control module 14, control module 14 control step motor 12 reversions, being inverted to the baffle plate 16 that makes zero being connected with generating laser 13 blocks while making zero position probing groove 15, control module 14 control step motors 12 quit work, generating laser 13 repositions;
(5) simultaneously, microprocessor sends to the numerical signal of the diameter of the mounting distance of the detected tyre calculating and detected tyre in the main frame of wheel balancer 20, wheel balancer 20, after receiving the numerical signal of the mounting distance of detected tyre and the diameter of detected tyre, starts detected tyre to carry out balance detection;
(6) main frame of wheel balancer 20 sends to microprocessor by detected non-equilibrium site information, and three arm of angle funtcional relationships that microprocessor forms the initial point of non-equilibrium site and generating laser 13 convert angle differential parameter to;
(7) microprocessor sends rotation command, and control module 14 control step motors 12 turn to the angle of appointment, and generating laser 13 sends laser, indicates the non-equilibrium site of tire.
The present invention adopts stepper motor 12 to drive generating lasers 13 to turn to the inside edge of the laser guide detected tyre that generating laser 13 sends, pass through optical principle, laser ranging system utilizes laser from being transmitted into the Time Calculation optical range of reception, show that laser head 131 is to the air line distance of laser designation point, the installation site constant that is aided with laser measurement locating device 10, how much mathematical models of recycling calculate tire parameter, realized the automatic measurement to various tire parameters, and measure accurately, simple to operate, solved common equilibrator problem to tire mounting distance and diameter of tyres parameter acquisition when tire parameter is inputted.
After wheel balance has been calculated, three arm of angle funtcional relationships that adopt microprocessor that the initial point of detected non-equilibrium site and generating laser 13 is formed convert angle differential parameter to, by microprocessor, sending instruction again allows stepper motor 12 drive generating laser 13 to turn to the angle of appointment, by generating laser 13, laser is got in the non-equilibrium site of wheel hub, realization is carried out laser positioning to the non-equilibrium site on detected tyre, solve various wheel hubs particularly existing generally use can not carry out balancing a survey with the aluminium alloy wheel hub of outer clip mode balance time, can not precisely determine the problem of non-equilibrium site.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure transformation that utilizes instructions of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (3)
1. the laser measurement locating device of a wheel balancer, it is characterized in that, comprise laser ranging system, stepper motor, for controlling the control module of described stepper motor, control panel and there is sampling, calculate, store and control the microprocessor of function, described control panel, the signal output part of described laser ranging system is connected with the signal input part of described microprocessor respectively, the signal output part of described microprocessor and described control module, the signal input part of described laser ranging system connects, described laser ranging system comprises generating laser, described generating laser is connected with the rotation axis of described stepper motor, the laser head of described generating laser is arranged on side, described laser measurement locating device also comprises a signal clearing device whether setting back for detection of described generating laser, described signal clearing device is connected with described control module signal, described signal clearing device comprises make zero position probing groove and the baffle plate that makes zero, the described baffle plate that makes zero is fastened on the side of described generating laser, the described notch of position probing groove that makes zero is relative with the side of described generating laser.
2. the laser measurement locating device of wheel balancer according to claim 1, it is characterized in that, also comprise mounting bracket, described mounting bracket is L-square, comprise two orthogonal panels, described control module is arranged on the first panel of described mounting bracket, the described position probing groove that makes zero is arranged in described control module, on the second panel of described mounting bracket, hollow out is provided with mounting groove, described stepper motor is arranged in described mounting groove, and the rotation axis of described stepper motor is vertically set on described the second panel top.
3. a using method for the laser measurement locating device of wheel balancer, is characterized in that, comprises the steps:
(1) on control panel, press and measure start key, through microprocessor, send Driving Stepping Motor instruction and Laser emission instruction, by control module Driving Stepping Motor, stepper motor drives generating laser to rotate;
(2) when described stepper motor drives described generating laser to turn to the inside edge of the laser guide detected tyre that described generating laser sends, on control panel, press acknowledgement key, through microprocessor, send and stop stepper motor instruction and laser ranging instruction, by control module control step motor, stop operating, laser ranging system is measured laser head to the air line distance of laser designation point, and the distance values signal of measuring is sent to described microprocessor;
(3) described microprocessor receives after the distance values signal that described laser ranging system sends, by the geometry calculated with mathematical model of internal memory, go out laser head to the horizontal range of laser designation point and height, and be aided with the installation site constant of described laser measurement locating device, calculate the mounting distance of detected tyre and the diameter of detected tyre;
(4) described microprocessor sends position recovering instruction to described control module, described control module is controlled described stepper motor reversion, being inverted to the baffle plate that makes zero being connected with generating laser blocks while making zero position probing groove, described control module is controlled described stepper motor and is quit work, described generating laser reposition;
(5) simultaneously, described microprocessor sends to the numerical signal of the diameter of the mounting distance of the detected tyre calculating and detected tyre in the main frame of wheel balancer, described wheel balancer, after receiving the numerical signal of the mounting distance of detected tyre and the diameter of detected tyre, starts detected tyre to carry out balance detection;
(6) main frame of wheel balancer sends to described microprocessor by detected non-equilibrium site information, and three arm of angle funtcional relationships that described microprocessor forms the initial point of non-equilibrium site and described generating laser convert angle differential parameter to;
(7) described microprocessor sends rotation command, and described control module is controlled the angle that described stepper motor turns to appointment, and described generating laser sends laser, indicates the non-equilibrium site of tire.
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| CN201410008204.XA CN103728100B (en) | 2014-01-09 | 2014-01-09 | The laser measurement positioner of wheel balancer and its using method |
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| CN201410008204.XA CN103728100B (en) | 2014-01-09 | 2014-01-09 | The laser measurement positioner of wheel balancer and its using method |
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Cited By (6)
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| CN105937888A (en) * | 2015-02-20 | 2016-09-14 | 斯耐普昂仪器有限公司 | Method and device for detecting the eccentricity of a tire for vehicle wheels |
| CN106404286A (en) * | 2016-12-19 | 2017-02-15 | 哈尔滨朗格科技开发有限公司 | Automatic imbalance point tracking apparatus for dynamic wheel balancing machine |
| CN108237500A (en) * | 2016-12-27 | 2018-07-03 | 志研自动化设备湖北有限公司 | Balance weight manipulator pastes extrusion equipment |
| CN110553792A (en) * | 2019-09-29 | 2019-12-10 | 珠海市斯派诺电子科技有限公司 | Full-automatic balancing machine control system and method |
| CN111289913A (en) * | 2020-03-04 | 2020-06-16 | 四川交通职业技术学院 | New energy automobile fault diagnosis device based on thing networking |
| CN111735377A (en) * | 2020-05-27 | 2020-10-02 | 浙江震寰汽保设备有限公司 | Tire width measuring device and method for wheel balancing machine |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105937888A (en) * | 2015-02-20 | 2016-09-14 | 斯耐普昂仪器有限公司 | Method and device for detecting the eccentricity of a tire for vehicle wheels |
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| CN108237500A (en) * | 2016-12-27 | 2018-07-03 | 志研自动化设备湖北有限公司 | Balance weight manipulator pastes extrusion equipment |
| CN108237500B (en) * | 2016-12-27 | 2024-03-19 | 志研自动化设备湖北有限公司 | Balance weight manipulator pasting and extruding equipment |
| CN110553792A (en) * | 2019-09-29 | 2019-12-10 | 珠海市斯派诺电子科技有限公司 | Full-automatic balancing machine control system and method |
| CN111289913A (en) * | 2020-03-04 | 2020-06-16 | 四川交通职业技术学院 | New energy automobile fault diagnosis device based on thing networking |
| CN111735377A (en) * | 2020-05-27 | 2020-10-02 | 浙江震寰汽保设备有限公司 | Tire width measuring device and method for wheel balancing machine |
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Effective date of registration: 20170222 Address after: Four B District 6 floor No. 1 building Hongqi Town Jinwan District Shuanglin road 519000 Guangdong city of Zhuhai Province Applicant after: Coseng automotive equipment (Zhuhai) Co., Ltd. Address before: Guangdong Tongxing road 528400 Zhongshan Dongsheng Town No. 24 Applicant before: Kexing (Zhonsha) Automobile Equipment Co., Ltd. |
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