阅读说明：本技术 一种免维护熔接机及其熔接方法 (Maintenance-free welding machine and welding method thereof ) 是由 赵阳日 于 2020-12-15 设计创作，主要内容包括：本发明提供一种免维护熔接机熔接方法,包括以下步骤：开机后将光纤推进到指定位置；通过电机自动校准、聚焦调整和调整校正位置获取自动维护数据；根据自动维护数据将光纤推进到精确位置并对准；对光纤精确推进进行放电熔接；对熔接结果进行检测并校正放电参数。本发明还提供一种免维护熔接机。本发明将维护项加入用户正常使用的每次作业过程中,简化熔接机使用,提高作业质量,缩短熔接时间,提高作业效率。(The invention provides a welding method of a maintenance-free welding machine, which comprises the following steps: after starting up, pushing the optical fiber to a specified position; acquiring automatic maintenance data through automatic calibration, focus adjustment and adjustment of a correction position of a motor; advancing the optical fiber to a precise position and alignment according to the automatic maintenance data; accurately advancing the optical fiber to perform discharge fusion; and detecting the welding result and correcting the discharge parameters. The invention also provides a maintenance-free welding machine. The invention adds maintenance items into each operation process of normal use of users, simplifies the use of the welding machine, improves the operation quality, shortens the welding time and improves the operation efficiency.)

1. A welding method of a maintenance-free welding machine is characterized by comprising the following steps:

after starting up, pushing the optical fiber to a specified position;

acquiring automatic maintenance data through automatic calibration, focus adjustment and adjustment of a correction position of a motor;

advancing the optical fiber to a precise position and alignment according to the automatic maintenance data;

accurately advancing the optical fiber to perform discharge fusion;

and detecting the welding result and correcting the discharge parameters.

2. The method of claim 1, wherein the advancing the optical fiber to the specified position after the power-on further comprises: before starting up, the brightness detection unit detects the optical fiber image, measures and calculates the advancing distance of the optical fiber, and after starting up, advances the optical fiber according to the measured advancing distance.

3. The fusion splicing method of the maintenance-free fusion splicer according to claim 2, wherein before starting up, the image of the optical fiber is detected by a brightness detection unit to measure and calculate the advancing distance of the optical fiber; the method specifically comprises the following steps:

and detecting the optical fiber image through a brightness detection unit, calculating the step number of the propulsion motor and the actual moving distance of the optical fiber, and recording the coefficient as the motor propulsion coefficient of the fusion splicing operation.

4. The maintenance-free fusion splicer fusion splicing method of claim 1, wherein the automatic maintenance data is obtained by motor auto-calibration, focus adjustment and adjusting the calibration position; the method specifically comprises the following steps:

the motor is controlled by the motor calibration unit to drive the optical fiber to advance and calibrate the advancing steps of the motor;

aligning the fiber core of the optical fiber and recording focusing parameters through a focusing adjustment unit;

the position of the optical fiber is adjusted and aligned through the position adjusting unit, and the optical fiber fusion splicing operation center is recorded.

5. The fusion splicing method of the maintenance-free fusion splicer according to claim 4, wherein the adjusting and aligning the position of the optical fiber by the position adjusting unit and recording the optical fiber fusion splicing operation center comprises: and advancing and aligning the optical fiber according to the adjustment coefficient obtained by the focusing adjustment unit, recording the optical fiber welding operation center, and recording the vertical position of the optical fiber as the reference of the next welding operation.

6. A maintenance-free fusion splicer fusion splice method according to claim 1 and wherein the optical fibres are advanced to precise positions and aligned according to automatic maintenance data; the method specifically comprises the following steps:

and controlling the motor to enable the optical fiber to reach the optical fiber fusion operation center according to the motor propelling distance, the focusing parameters, the optical fiber fusion operation center and the optical fiber core position.

7. The maintenance-free fusion splicer fusion splicing method of claim 1, wherein the pair of optical fibers are precision advanced and discharge fused; the method specifically comprises the following steps: the arc is regulated by the stabilizing electrode unit to be stabilized at the welding point and the discharge welding is carried out.

8. The welding method of the maintenance-free welding machine according to claim 1, wherein the detecting and correcting the welding result are discharge parameters, specifically:

and after the welding operation is finished, discharging correction is carried out, the welding effect is detected, the discharging parameters are adjusted according to the welding effect, and the discharging correction unit is used for accurately aligning and adjusting the optical fibers during accurate alignment to serve as the discharging parameters of the next welding operation.

9. A maintenance-free fusion splicer fusion splicing method according to any one of claims 1-8, and comprising:

a brightness detection unit for detecting the optical fiber image and measuring and calculating the advancing distance of the optical fiber;

the motor calibration unit controls the motor to drive the optical fiber to advance and calibrates the advancing steps of the motor;

a focus adjustment unit for aligning the optical fiber core and recording the focus parameter;

the position adjusting unit is used for adjusting and aligning the position of the optical fiber and recording an optical fiber fusion splicing operation center;

a stable electrode unit for adjusting the arc to be stable at the welding point and performing discharge welding;

and an electric discharge correction unit for detecting the welding result and correcting the electric discharge parameter as the electric discharge parameter of the next welding operation.

Technical Field

The invention relates to the technical field of optical fiber fusion splicers, in particular to a maintenance-free fusion splicer and a fusion splicing method thereof.

Background

At present, the optical fiber fusion splicer needs to go through the processes of pushing, aligning, discharging pushing and the like in the optical fiber fusion splicing operation. Due to changes of working environment such as temperature, air pressure, humidity and the like, aging of the structure of the welding machine, deformation caused by multiple use of the electrode bar, stepping stability of the propulsion motor and the like, great influence is generated on optical fiber welding operation, and most direct influences are instability in propulsion and inaccurate discharge coefficient. The resulting consequences include increased losses and even fusion failures.

The current optical fiber fusion splicer generally adopts a mode of maintaining before optical fiber fusion splicing operation and respectively adjusting aiming at alignment, propulsion and discharge coefficients. Generally, maintenance items such as brightness detection, motor calibration, discharge correction, electrode stabilization, focus adjustment, and position adjustment are required, and the maintenance methods adopted by different machines are different from each other, and generally include the above items.

The disadvantages currently existing with this approach are as follows:

1. before each fusion, the operation environment is required to be maintained, the time is at least 5 minutes for a whole set of maintenance process, and the maintenance process can require multiple times of maintenance under the condition of low temperature or low pressure, so that more time is consumed.

2. The operation difficulty of the optical fiber fusion splicer is directly increased, and unfamiliar users can skip maintenance and use directly, so that the performance of the fusion splicer is poor.

3. In a special environment, along with the change of the temperature of a welding machine and the like, the welding operation cannot reach the performance standard after a period of time, and needs to be maintained for many times, so that the situation is usually not easy to perceive, and the operation quality is reduced.

Disclosure of Invention

In order to overcome the problems in the prior art, the invention provides a maintenance-free welding machine and a welding method thereof.

The technical scheme of the invention is as follows:

a welding method of a maintenance-free welding machine comprises the following steps:

after starting up, pushing the optical fiber to a specified position;

acquiring automatic maintenance data through automatic calibration, focus adjustment and adjustment of a correction position of a motor;

advancing the optical fiber to a precise position and alignment according to the automatic maintenance data;

accurately advancing the optical fiber to perform discharge fusion;

and detecting the welding result and correcting the discharge parameters.

As a further technical solution of the present invention, the pushing the optical fiber to a specified position after the start-up further includes: before starting up, the brightness detection unit detects the optical fiber image, measures and calculates the advancing distance of the optical fiber, and after starting up, advances the optical fiber according to the measured advancing distance.

The further technical scheme of the invention is that before starting the device, the optical fiber image is detected by the brightness detection unit, and the advancing distance of the optical fiber is measured and calculated; the method specifically comprises the following steps:

and detecting the optical fiber image through a brightness detection unit, calculating the step number of the propulsion motor and the actual moving distance of the optical fiber, and recording the coefficient as the motor propulsion coefficient of the fusion splicing operation.

The further technical scheme of the invention is that the automatic maintenance data is obtained by automatic calibration, focusing adjustment and position adjustment and correction of the motor; the method specifically comprises the following steps:

the motor is controlled by the motor calibration unit to drive the optical fiber to advance and calibrate the advancing steps of the motor;

aligning the fiber core of the optical fiber and recording focusing parameters through a focusing adjustment unit;

the position of the optical fiber is adjusted and aligned through the position adjusting unit, and the optical fiber fusion splicing operation center is recorded.

As a further technical solution of the present invention, the adjusting and aligning the position of the optical fiber and recording the optical fiber fusion splicing operation center by the position adjusting unit specifically includes: and advancing and aligning the optical fiber according to the adjustment coefficient obtained by the focusing adjustment unit, recording the optical fiber welding operation center, and recording the vertical position of the optical fiber as the reference of the next welding operation.

The further technical proposal of the invention is that the optical fiber is pushed to a precise position and aligned according to the automatic maintenance data; the method specifically comprises the following steps:

and controlling the motor to enable the optical fiber to reach the optical fiber fusion operation center according to the motor propelling distance, the focusing parameters, the optical fiber fusion operation center and the optical fiber core position.

The further technical scheme of the invention is that the pair of optical fibers are accurately pushed and subjected to discharge welding; the method specifically comprises the following steps: the arc is regulated by the stabilizing electrode unit to be stabilized at the welding point and the discharge welding is carried out.

As a further technical solution of the present invention, the detecting the welding result and correcting the discharge parameter specifically includes:

and after the welding operation is finished, discharging correction is carried out, the welding effect is detected, the discharging parameters are adjusted according to the welding effect, and the discharging correction unit is used for accurately aligning and adjusting the optical fibers during accurate alignment to serve as the discharging parameters of the next welding operation.

The invention also provides a maintenance-free welding machine, which is characterized by comprising:

a brightness detection unit for detecting the optical fiber image and measuring and calculating the advancing distance of the optical fiber;

the motor calibration unit controls the motor to drive the optical fiber to advance and calibrates the advancing steps of the motor;

a focus adjustment unit for aligning the optical fiber core and recording the focus parameter;

the position adjusting unit is used for adjusting and aligning the position of the optical fiber and recording an optical fiber fusion splicing operation center;

a stable electrode unit for adjusting the arc to be stable at the welding point and performing discharge welding;

and an electric discharge correction unit for detecting the welding result and correcting the electric discharge parameter as the electric discharge parameter of the next welding operation.

The invention has the beneficial effects that:

the maintenance items are added into each operation process normally used by a user, the use of the welding machine is simplified, the operation quality is improved, the welding machine can be automatically adjusted to the optimal operation state without any maintenance action after self-delivery and user interference, the service life of the welding machine is prolonged, the repair probability of the welding machine is greatly reduced, and a series of problems caused by welding machine hardware and structure aging can be automatically corrected; because the automatic maintenance can be carried out in each operation process, the welding machine is kept in the best state to work, the quality of welding operation is ensured, parameters are saved and welding points are recorded during correction and serve as reference data of next welding, the welding time is shortened, and the operation efficiency is improved.

Drawings

FIG. 1 is a flow chart of a welding method of a maintenance-free welding machine according to the present invention;

FIG. 2 is a flow chart of an embodiment of the present invention;

fig. 3 is a structural diagram of a maintenance-free fusion splicer according to the present invention.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention.

Referring to fig. 1 and fig. 2, fig. 1 is a flow chart of a welding method of a maintenance-free welding machine according to the present invention; FIG. 2 is a flow chart of an embodiment of the present invention;

as shown in fig. 1, a maintenance-free welding method of a welding machine comprises the following steps:

step 101, pushing the optical fiber to a specified position after starting up;

102, acquiring automatic maintenance data through automatic calibration, focus adjustment and adjustment of a correction position of a motor;

103, pushing the optical fiber to a precise position and aligning according to the automatic maintenance data;

104, performing discharge welding on the optical fiber accurately;

and 105, detecting the welding result and correcting the discharge parameters.

In the embodiment of the invention, the brightness detection is matched with the image detection, and the optical fiber image is detected, is used for image advancing distance measurement and calculation and alignment precision calculation adjustment, and can be detected after starting up; the motor calibration is used for accurately calibrating the steps of the propulsion motor and the alignment motor, so that the optical fiber can be moved to a specified position and can be fused before discharge fusion after fusion is started; the focusing adjustment is mainly used for accurately aligning the optical fibers during accurate alignment, and an optimal optical fiber image is presented through adjustment and can be executed before discharge welding after the welding is started; the position adjustment records the optical fiber fusion splicing operation center, and the optical fiber fusion splicing operation center is pushed and aligned by taking the position adjustment record as the center during operation, so that accurate alignment can be assisted, the fusion splicing operation time is effectively reduced, and the optical fiber fusion splicing operation center is also executed before discharge fusion splicing after fusion splicing is started; the stable electrode ensures that the electric arc can be stabilized at a welding point and can be adjusted in the welding discharge process; the discharge correction needs to be adjusted by detecting the welding effect after the welding is completed.

The maintenance-free welding method of the welding machine provided by the invention does not need manual maintenance under any environment including low temperature, high altitude and other conditions, even under the condition of electrode bar replacement and the like, realizes automatic maintenance in each welding operation, does not need user interference, directly improves the performance of the welding machine, automatically adjusts the welding machine to the optimal operation state in each use, prolongs the service life of the welding machine, and greatly reduces the repair probability of the welding machine.

In the embodiment of the present invention, after the optical fiber is started, pushing the optical fiber to a specified position further includes: before starting up, the brightness detection unit detects the optical fiber image, measures and calculates the advancing distance of the optical fiber, and after starting up, advances the optical fiber according to the measured advancing distance.

And detecting the optical fiber image through a brightness detection unit, calculating the step number of the propulsion motor and the actual moving distance of the optical fiber, and recording the coefficient as the motor propulsion coefficient of the fusion splicing operation. This factor can be used directly to make the number of steps the motor needs to move when precise propulsion is required. Similarly, the alignment motor coefficient can be calculated simultaneously in the alignment process and used as a reference. The brightness detection is the basis of image detection and identification, the detection is automatically carried out before the welding operation after the startup, and the welding operation can be carried out after the completion. Except that the brightness detection is carried out after the machine is started, the brightness detection and the brightness detection can be carried out automatically in the welding operation process, and a user does not sense the brightness detection and the brightness detection, so that the maintenance-free effect is achieved.

Referring to fig. 2, in the embodiment of the present invention, automatic maintenance data is obtained by automatic calibration of a motor, focus adjustment, and adjustment of a correction position; the method specifically comprises the following steps:

the motor is controlled by the motor calibration unit to drive the optical fiber to advance and calibrate the advancing steps of the motor;

aligning the fiber core of the optical fiber and recording focusing parameters through a focusing adjustment unit;

the position of the optical fiber is adjusted and aligned through the position adjusting unit, and the optical fiber fusion splicing operation center is recorded.

In the embodiment of the present invention, the adjusting and aligning of the optical fiber position and the recording of the optical fiber fusion splicing operation center by the position adjusting unit specifically include: advancing and aligning the optical fiber according to the adjustment coefficient obtained by the focusing adjustment unit, recording an optical fiber welding operation center, and recording the vertical position of the optical fiber as a reference for the next welding operation; the automatic maintenance data comprises a motor advancing distance, focusing parameters, an optical fiber fusion splicing operation center and an optical fiber core position.

After the optical fiber is approximately pushed, the focusing adjustment can be immediately carried out, so that the optical fiber is presented in an optimal state, and the alignment of the fiber core is facilitated. And simultaneously recording focusing parameters, and shortening the focusing adjustment time.

After the focus adjustment, position adjustment is performed. Since the optical fiber is far away, the optical fiber is roughly aligned firstly, the vertical position of the optical fiber is recorded, and the position can be directly used as the optical fiber pushing-out position as the reference of the next fusion splicing operation. Greatly shorten the alignment time and accelerate the welding operation efficiency.

In the embodiment of the invention, the optical fiber is accurately pushed and is subjected to discharge welding; the method specifically comprises the following steps: the arc is regulated by the stabilizing electrode unit to be stabilized at the welding point and the discharge welding is carried out. The fusion splicer normally advances to aim at the electric discharge fusion splicing, stabilizes the electrode simultaneously among the fusion splicing process, detects whether electric arc is located optical fiber fusion splice point position to according to deviation adjustment optical fiber fusion splice position.

In the embodiment of the invention, the detection of the welding result and the correction of the discharge parameter are specifically as follows: and after the welding operation is finished, discharging correction is carried out, the welding effect is detected, the discharging parameters are adjusted according to the welding effect, and the discharging correction unit is used for accurately aligning and adjusting the optical fibers during accurate alignment to serve as the discharging parameters of the next welding operation. And after the welding operation is finished, performing discharge correction, detecting the welding effect, and adjusting the discharge parameter according to the welding effect to serve as the adjustment of the discharge parameter of the next welding operation.

The embodiment of the invention integrates maintenance items of brightness detection, motor calibration, discharge correction, electrode stabilization, focus adjustment and position adjustment into welding operation, adjusts various parameters of the welding machine during operation, always keeps the welding machine working in an optimal state, and realizes maintenance-free welding machine.

According to the technical scheme, the maintenance-free welding machine integrates maintenance items of the conventional welding machine into the operation process of the welding machine, the experience degree of the welding machine is greatly increased, the use flow of the welding machine is simplified, meanwhile, as the maintenance is performed once every operation, the welding machine is kept in the optimal working state all the time, and the welding performance is improved.

By the invention, a user can completely ignore a series of problems caused by the aging of the environment and the hardware and the mechanism of the welding machine. Whether at 40 ℃ or-20 ℃, the fusion machine will automatically adjust the machine to the current environment during each fusion operation. Even if the electrode bar is in the end of service life, because the welding machine is added with the state of the automatic stabilizing motor, the welding machine does not need to be stabilized or corrected after the electrode bar is replaced by a user, and various operation problems caused by operation without maintenance can be prevented.

The invention adds maintenance items into each operation process of normal use of users, simplifies the use of the welding machine, improves the operation quality, realizes no maintenance action after delivery, and is unconditionally suitable for any severe environment including high and low temperature or high altitude and the like. A series of problems caused by hardware and structural aging of the welding machine can be automatically corrected, such as unstable motor propulsion or unstable discharge; the welding machine can automatically maintain in each operation process, keep the welding machine in the optimal state to work, ensure the quality of welding operation, store parameters and record welding points and the like during correction, and record the parameters adjusted in each operation as reference data of next welding, thereby shortening the welding time and improving the operation efficiency.

Referring to fig. 3, a structure diagram of a maintenance-free fusion splicer is provided for the present invention.

As shown in fig. 3, the present invention also provides a maintenance-free fusion splicer, comprising:

a brightness detection unit 201 that detects an optical fiber image and measures and calculates a push distance of the optical fiber;

the motor calibration unit 202 controls the motor to drive the optical fiber to advance and calibrates the advancing steps of the motor;

a focus adjustment unit 203 for aligning the optical fiber core and recording the focus parameters;

a position adjusting unit 204 for adjusting and aligning the position of the optical fiber and recording the optical fiber fusion splicing operation center;

a stable electrode unit 205 for adjusting the arc to be stable at the welding point and performing discharge welding;

the discharge correction unit 206 detects the welding result and corrects the discharge parameter as a discharge parameter for the next welding operation.

The invention integrates the maintenance items of the welding machine into each core welding operation, and can select several items or all items. The sequence of the maintenance items fused in the welding process is not necessarily fixed, and the position can be adjusted according to the actual situation. The maintenance items are automatically performed during the welding process, and various parameters can be adjusted at any time as long as they are not appropriate, instead of performing the maintenance once at the beginning and not changing until the next maintenance.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application. Other technical features than those described in the specification are known to those skilled in the art, and are not described herein in detail in order to highlight the innovative features of the present invention.