阅读说明：本技术 一种处于振动环境下分度齿盘的锁紧力调节方法 (Locking force adjusting method of indexing fluted disc in vibration environment ) 是由 郭志 王晓卿 任梦晴 吴昊 王飞 陈先梅 何四十 于 2019-10-23 设计创作，主要内容包括：本发明公开了一种处于振动环境下分度齿盘的锁紧力调节方法,该种方法是通过电控系统与光电调节系统实现分度齿盘的锁紧力大小的调节,其中分度齿盘的电控系统是通过控制电路控制上齿盘和下齿盘锁紧过程中升降电机的转速来调节上齿盘和下齿盘的锁紧力；光电调节系统是通过角度调节工装调节上齿盘和下齿盘锁紧状态时锁紧力的大小,即：先通过调节锁紧升降电机以非全速锁紧状态锁紧,然后使用角度调节工装调整上齿盘和下齿盘的锁紧力矩,从而实现上齿盘和下齿盘锁紧力的调节。本发明将分度齿盘的锁紧力控制在可行范围内,保证分度齿盘在随机振动条件下能够可靠工作,操作方便易实现,可操作性强,提高了齿盘的可靠度与定位精度。(The invention discloses a locking force adjusting method of a dividing fluted disc in a vibration environment, which realizes the adjustment of the locking force of the dividing fluted disc through an electric control system and a photoelectric adjusting system, wherein the electric control system of the dividing fluted disc adjusts the locking force of an upper fluted disc and a lower fluted disc by controlling the rotating speed of a lifting motor in the locking process of the upper fluted disc and the lower fluted disc through a control circuit; the size of locking force when the photoelectric adjusting system adjusts upper fluted disc and lower fluted disc locking state through the angle modulation frock, promptly: the locking mechanism is firstly locked in a non-full-speed locking state by adjusting the locking lifting motor, and then the locking torque of the upper fluted disc and the lower fluted disc is adjusted by using the angle adjusting tool, so that the locking force of the upper fluted disc and the lower fluted disc is adjusted. The locking force of the indexing fluted disc is controlled within a feasible range, the indexing fluted disc can reliably work under the random vibration condition, the operation is convenient and easy to realize, the operability is strong, and the reliability and the positioning precision of the fluted disc are improved.)

1. A locking force adjusting method of an indexing fluted disc in a vibration environment is characterized in that: the method comprises the following specific steps:

A. the top end of the main shaft is provided with an upper fluted disc, one end of an eccentric shaft is fixed on the side wall of the main shaft, the other end of the eccentric shaft is fixed in the middle of the inward surface of a lifting worm wheel, the lifting worm wheel is meshed with a lifting worm, one end of the lifting worm is fixed with a coupling, and the coupling is connected with an output shaft of a lifting motor; after the lifting motor is powered on, the output shaft rotates and drives the coupling, the lifting worm wheel and the eccentric shaft to rotate, and the eccentric shaft rotates to enable the upper fluted disc to lift and achieve the unlocking or locking function; after the indexing fluted disc reaches a pre-locking state, the electric control system transmits 5 pulse signals to the lifting motor, so that the lifting motor has 5 times of short knocking, the stop work lasting for 50ms and the subsequent rotation lasting for 50ms are 1 time of short knocking, and in the 5 times of knocking process, the lifting worm and the lifting worm wheel which are meshed together rotate for 30-50 degrees at 27% of the rated rotation speed of the lifting motor;

B. the lifting motor is disassembled, a photoelectric adjusting system is arranged in the middle of the outward surface of the lifting worm wheel, and an angle adjusting tool is adhered to the mounting surface of the lifting motor of the coupling;

C. setting an upper moment limit, rotating the lifting worm clockwise by a torque wrench through a groove of the coupler to enable the photoelectric switch to be in a trigger state, keeping the indexing fluted disc in a locking state, continuing to rotate clockwise until the upper moment limit is reached, alarming by the torque wrench, and recording an angle position A1 of the groove of the coupler corresponding to the angle adjusting tool at the moment;

D. rotating the lifting worm anticlockwise by using a torque wrench until the photoelectric switch is changed from a triggered state to an unfired state, and recording an angle position A2 of the groove of the coupler corresponding to the angle adjusting tool at the moment;

E. adjusting the position of the lifting feedback plate to enable α ≦ A1-A2 ≦ β, wherein an angle α is a minimum range required in a range of bearing vibration magnitude, and an angle β is a maximum range;

F. the lifting motor is arranged on the indexing fluted disc, the power is switched on to work, the indexing fluted disc is knocked when falling and locking, the lifting worm rotates clockwise α - β in the knocking process, and the adjustment of the locking force is completed at the moment.

2. The method as claimed in claim 1, wherein the locking force of the indexing toothed disc is adjusted by a force of: the photoelectric adjusting system is composed of a photoelectric switch, a lifting feedback plate, a connecting shaft, a locking nut and a photoelectric switch seat, one end of the cylindrical connecting shaft is fixed in the middle of the outer face of the lifting worm wheel, the lifting feedback plate is installed at the other end of the connecting shaft and fixed in position through the locking nut, the photoelectric switch seat is installed on the outer side face of the connecting shaft, and the photoelectric switch is installed on the photoelectric switch seat.

3. The method as claimed in claim 1, wherein the locking force of the indexing toothed disc is adjusted by a force of: the angle adjusting tool is a ring body with uniformly distributed angles printed on paper.

Technical Field

The invention relates to an indexing fluted disc, in particular to a locking force adjusting method of the indexing fluted disc in a vibration environment.

Background

The indexing toothed disc is a purely mechanical circular indexing device and comprises a pair of upper and lower toothed discs which have the same diameter, tooth number, tooth shape and the like and opposite end teeth, wherein the tooth shape is trapezoidal, and when the end teeth of the upper and lower toothed discs are meshed, the upper and lower toothed discs are automatically centered. When the indexing mechanism is used, the lower fluted disc is fixed, the upper fluted disc is lifted to be disengaged from the lower fluted disc by utilizing the eccentric wheel mechanism, then the upper fluted disc can rotate relative to the lower fluted disc, the upper fluted disc descends after the rotation, the upper fluted disc and the lower fluted disc are engaged again, and the indexing purpose can be achieved according to the number of the rotated teeth. However, in practical use, part of the indexing toothed disc is in a vibration environment, and at this time, if the locking force between the upper toothed disc and the lower toothed disc is too large, the motor may not be unlocked, and if the locking force is too small, the toothed disc may not be locked.

Disclosure of Invention

The invention aims to provide a locking force adjusting method of an indexing fluted disc in a vibration environment, which realizes the adjustment of the locking force of the indexing fluted disc through an electric control system and a photoelectric adjusting system, controls the locking force of the indexing fluted disc within a feasible range, ensures that the indexing fluted disc can reliably work under the random vibration condition, and has convenient and easy operation and strong operability.

The purpose of the invention is realized as follows:

a locking force adjusting method of an indexing fluted disc in a vibration environment is characterized in that: the method comprises the following specific steps:

A. the top end of the main shaft is provided with an upper fluted disc, one end of an eccentric shaft is fixed on the side wall of the main shaft, the other end of the eccentric shaft is fixed in the middle of the inward surface of a lifting worm wheel, the lifting worm wheel is meshed with a lifting worm, one end of the lifting worm is fixed with a coupling, and the coupling is connected with an output shaft of a lifting motor; after the lifting motor is powered on, the output shaft rotates and drives the coupling, the lifting worm wheel and the eccentric shaft to rotate, and the eccentric shaft rotates to enable the upper fluted disc to lift and achieve the unlocking or locking function; after the indexing fluted disc reaches a pre-locking state, the electric control system transmits 5 pulse signals to the lifting motor, so that the lifting motor has 5 times of short knocking, the stop work lasting for 50ms and the subsequent rotation lasting for 50ms are 1 time of short knocking, and in the 5 times of knocking process, the lifting worm and the lifting worm wheel which are meshed together rotate for 30-50 degrees at 27% of the rated rotation speed of the lifting motor;

B. the lifting motor is disassembled, a photoelectric adjusting system is arranged in the middle of the outward surface of the lifting worm wheel, and an angle adjusting tool is adhered to the mounting surface of the lifting motor of the coupling;

C. setting an upper moment limit, rotating the lifting worm clockwise by a torque wrench through a groove of the coupler to enable the photoelectric switch to be in a trigger state, keeping the indexing fluted disc in a locking state, continuing to rotate clockwise until the upper moment limit is reached, alarming by the torque wrench, and recording an angle position A1 of the groove of the coupler corresponding to the angle adjusting tool at the moment;

D. rotating the lifting worm anticlockwise by using a torque wrench until the photoelectric switch is changed from a triggered state to an unfired state, and recording an angle position A2 of the groove of the coupler corresponding to the angle adjusting tool at the moment;

E. adjusting the position of the lifting feedback plate to enable α ≦ A1-A2 ≦ β, wherein an angle α is a minimum range required in a range of bearing vibration magnitude, and an angle β is a maximum range;

F. the lifting motor is arranged on the indexing fluted disc, the power is switched on to work, the indexing fluted disc is knocked when falling and locking, the lifting worm rotates clockwise α - β in the knocking process, and the adjustment of the locking force is completed at the moment.

The photoelectric adjusting system comprises a photoelectric switch, a lifting feedback plate, a connecting shaft, a locking nut and a photoelectric switch seat, wherein one end of the cylindrical connecting shaft is fixed in the middle of the outer surface of the lifting worm wheel, the lifting feedback plate is installed at the other end of the connecting shaft and is fixed in position through the locking nut, the photoelectric switch seat is installed on the outer side surface of the connecting shaft, and the photoelectric switch is installed on the photoelectric switch seat.

The angle adjusting tool is a torus with uniformly distributed angles (the 360 degrees are uniformly divided into 24 parts and more parts according to requirements) for printing paper.

The electric control system of the indexing fluted disc adjusts the locking force of the upper fluted disc and the lower fluted disc by controlling the rotating speed of the lifting motor in the locking process of the upper fluted disc and the lower fluted disc through a control circuit; the photoelectric adjusting system adjusts the locking force when the upper fluted disc and the lower fluted disc are in a locking state through the angle adjusting tool.

The invention realizes the adjustment of the locking force of the indexing fluted disc through an electric control system and a photoelectric adjusting system, wherein the electric control system of the indexing fluted disc adjusts the locking force of an upper fluted disc and a lower fluted disc through controlling the rotating speed of a lifting motor in the locking process of the upper fluted disc and the lower fluted disc through a control circuit, and the photoelectric adjusting system adjusts the locking force when the upper fluted disc and the lower fluted disc are in a locking state through an angle adjusting tool. Namely: the locking mechanism is firstly locked in a non-full-speed locking state by adjusting the locking lifting motor, and then the locking torque of the upper fluted disc and the lower fluted disc is adjusted by using the angle adjusting tool, so that the locking force of the upper fluted disc and the lower fluted disc is adjusted.

The invention has the advantages that: the locking device has the advantages of being convenient and easy to operate and strong in operability, achieving the purpose of adjusting the locking force of the indexing fluted disc by controlling the motor locking mode through the electric control system and achieving the purpose of adjusting the locking force of the indexing fluted disc through the photoelectric adjusting mode, solving the problem that the fluted disc cannot be reliably locked under the condition of random vibration, and improving the reliability and the positioning precision of the fluted disc.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

in the figure, 1-an upper fluted disc, 2-a main shaft, 3-an eccentric shaft, 4-a coupler, 5-a lifting worm, 6-a lifting worm wheel, 701-a connecting shaft, 702-an optoelectronic switch support, 703-an optoelectronic switch, 704-a lifting feedback plate, 705-a locking nut and 8-an angle adjusting tool.

The specific implementation mode is as follows:

the present invention will be described in further detail with reference to the following examples and drawings.

A locking force adjusting method of an indexing fluted disc in a vibration environment comprises the following specific steps:

A. an upper fluted disc 1 is arranged at the top end of a main shaft 2, one end of an eccentric shaft 3 is fixed on the side wall of the main shaft 2, the other end of the eccentric shaft 3 is fixed in the middle of the inward surface of a lifting worm wheel 6, the lifting worm wheel 6 is meshed with a lifting worm 5, one end of the lifting worm 5 is fixed with a coupling 4, and the coupling 4 is connected with an output shaft of a lifting motor; after the lifting motor is electrified, the output shaft rotates and drives the coupling 4, the lifting worm 5, the lifting worm wheel 6 and the eccentric shaft 3 to rotate, and the eccentric shaft 3 rotates to enable the upper fluted disc 1 to lift and achieve the unlocking or locking function;

if the indexing fluted disc bears 4.17g of random vibration, the electric control system controls the lifting motor to be locked in a non-full-speed locking state, namely after the indexing fluted disc reaches a pre-locking state, the electric control system transmits 5 pulse signals to the lifting motor, so that the motor has 5 times of short knocking, the motor stops working for 50ms and then rotates for 50ms as 1 time of short knocking, and in the 5 times of knocking process, the lifting worm 5 and the lifting worm wheel 6 which are meshed together rotate for 30-50 degrees at 27% of the rated rotating speed of the lifting motor; (ii) a

B. The lifting motor is detached, a photoelectric adjusting system 7 is arranged in the middle of the outward surface of the lifting worm wheel 6, and an angle adjusting tool 8 is adhered to the mounting surface of the lifting motor of the coupling 4;

C. setting the upper limit of the moment to 23cN.m by using a moment wrench, clockwise rotating the lifting worm 5 through the groove of the coupler 4 to enable the photoelectric switch 703 to be in a trigger state, enabling the indexing fluted disc to be in a locking state at the moment, continuing clockwise rotating until the upper limit of the set moment is reached, alarming by using the moment wrench, and recording the angular position A1 of the groove of the coupler 4 corresponding to the angle adjusting tool 8 at the moment;

D. rotating the lifting worm 5 anticlockwise by using a torque wrench until the photoelectric switch is changed from a triggered state to an unfired state, and recording an angle position A2 of the groove of the coupler 4 corresponding to the angle adjusting tool 8 at the moment;

E. adjusting the position of the lifting feedback plate 704 to enable | A1-A2| to be ≦ 135 °;

F. the lifting motor is arranged on the indexing fluted disc, the power is switched on to work, knocking is carried out during descending and locking, the lifting worm 5 continuously rotates clockwise by 90-135 degrees in the knocking process, and the adjustment of the locking force is completed at the moment.

The photoelectric adjusting system 7 comprises a photoelectric switch 703, a lifting feedback plate 704, a connecting shaft 701, a locking nut 705 and a photoelectric switch base 702, wherein one end of the cylindrical connecting shaft 701 is fixed in the middle of the outward face of the lifting worm wheel 6, the lifting feedback 704 is installed at the other end of the connecting shaft 701 and is fixed in position through the locking nut 705, the photoelectric switch base 702 is installed on the outer side face of the connecting shaft 701, and the photoelectric switch 703 is installed on the photoelectric switch base 702.

The angle adjusting tool 8 is a torus which is formed by dividing 360 degrees printed by paper into 24 parts.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.