CN114508982A - Nozzle position accurate calibration device and calibration method - Google Patents

Abstract

The invention discloses a nozzle position accurate calibration device and a calibration method, wherein the calibration device is used for calibrating the position of a nozzle on a charging barrel, and the calibration device is arranged at the outer end of the charging barrel; calibrating device includes first measuring stick, measure the crown plate, the second measuring stick, first measuring stick inner is fixed in the charging barrel outer end, first measuring stick is equipped with many, each first measuring stick is along circumferencial direction interval distribution, measure the crown plate slip suit on each first measuring stick, the second measuring stick rotates through the pivot and installs in the outside of measuring the crown plate, the pivot parallels with first measuring stick, the second measuring stick is mutually perpendicular with the pivot, the second measuring stick can be rotatory round the axial lead of pivot, the slip cover is equipped with the vernier on the second measuring stick, be provided with distance scale mark on first measuring stick and the second measuring stick respectively, be equipped with the angle scale mark of measuring the second measuring stick angle on the measurement crown plate. The invention has the advantages that: a fast and accurate calibration of the nozzle position is achieved.

Description

Accurate nozzle position calibration device and calibration method

Technical Field

The invention relates to a tobacco spraying auxiliary device, in particular to a device and a method for accurately calibrating a nozzle position.

Background

During tobacco production, the spraying spices need to be mixed, the angle position of the nozzle needs to be adjusted when spraying the materials, and the angle position of the nozzle in the prior art is adjusted through manual experience, so that the accurate calibration of the position of the nozzle is not convenient, and the material spraying effect is influenced.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a device and a method for accurately calibrating a nozzle position so as to realize quick and accurate calibration of the nozzle position.

The invention is realized by the following technical scheme:

a nozzle position accurate calibration device is used for calibrating the position of a nozzle on a feeding cylinder, the nozzle is arranged at the outer end of the feeding cylinder, the inner end of the nozzle is positioned in the feeding cylinder, the outer end of the nozzle extends out of the feeding cylinder, and the calibration device is arranged at the outer end of the feeding cylinder;

calibrating device includes first measuring stick, measure the crown plate, the second measuring stick, first measuring stick inner is fixed in the charging barrel outer end, first measuring stick outer end is outwards extended along the horizontal direction, first measuring stick is equipped with many, each first measuring stick is along circumferencial direction interval distribution, measure the crown plate and be the ring form, measure the crown plate slip suit on each first measuring stick, the second measuring stick rotates the outside of installing at the measuring crown plate through the pivot, the pivot parallels with first measuring stick, the second measuring stick is mutually perpendicular with the pivot, the second measuring stick can be rotatory round the axial lead of pivot, the slip cover is equipped with the vernier on the second measuring stick, be provided with the distance scale mark on first measuring stick and the second measuring stick respectively, be equipped with the angle scale mark of measuring second measuring stick angle on the measuring crown plate.

As a preferable scheme of the above calibration device, the rotating shaft is rotatably installed in the installation hole of the measuring ring plate, a through hole perpendicular to the rotating shaft is formed in the rotating shaft, and the second measuring rod is inserted and installed in the through hole of the rotating shaft.

As the preferable scheme of the calibrating device, the inner end of the rotating shaft is a threaded end, extends out of the inner side of the measuring ring plate and is sleeved with a locking nut in a threaded manner.

As a preferable scheme of the calibration device, a rubber sleeve is arranged in the through hole of the rotating shaft, and the second measuring rod is inserted into an inner hole of the rubber sleeve.

As a preferable scheme of the calibration device, the number of the first measuring rods is three, the three first measuring rods are uniformly distributed at intervals along the circumferential direction, and a circle defined by the axes of the three first measuring rods is coaxial with the measuring ring plate.

As a preferable scheme of the above calibration device, a notch is formed at the bottom end of the measuring ring plate.

The invention also discloses a method for accurately calibrating the position of the nozzle, which is used for calibrating the position of the nozzle on the charging barrel, and is based on the calibrating device, and the calibrating method comprises the following steps:

step 1, taking a nozzle at a correct position as a reference nozzle, and selecting any point of the reference nozzle, which is positioned outside a feeding barrel, as a detection reference point;

step 2, obtaining reference position parameters of the detection reference points on the reference nozzle, wherein the reference position parameters of the detection reference points comprise a main reference position and a polar coordinate reference position, the polar coordinate reference position comprises a reference polar diameter and a reference polar angle, and the specific process comprises the following steps:

step 21, moving the measuring ring plate to enable the detection reference point of the reference nozzle to be located on the outer end face of the measuring ring plate, reading the distance value of the measuring ring plate through the distance scale marks on the first measuring rod, and recording the distance value as the main reference position of the detection reference point;

step 22, rotating the second measuring rod to enable the second measuring rod to cover the detection reference point of the reference nozzle, reading an angle value through an angle scale mark on the measuring ring plate, and recording the angle value as a reference polar angle of the detection reference point;

step 23, moving the cursor on the second measuring rod to enable the cursor to coincide with the detection reference point of the reference nozzle, reading the distance value of the cursor through the distance scale line on the second measuring rod, recording the distance value as the reference polar diameter of the detection reference point, and taking the position point where the cursor is located as the cursor reference position point;

and 3, taking the nozzle at the position to be calibrated as the nozzle to be calibrated, taking the part of the nozzle to be calibrated, which corresponds to the detection reference point, as a detection point, adjusting the calibration device to enable the vernier on the calibration device to be positioned at the vernier reference position point, then adjusting the position of the nozzle to be calibrated to enable the detection point on the nozzle to be calibrated to be coincident with the position of the vernier, and completing the calibration of the position of the nozzle to be calibrated.

Compared with the prior art, the invention has the following advantages:

1. the invention provides a precise calibration device for the position of a nozzle, which is characterized in that a measuring ring plate is arranged on a plurality of first measuring rods in a sliding manner, a second measuring rod is arranged on the measuring ring plate in a rotating manner, the plane position of the measuring ring plate is determined through distance scale marks on the first measuring rods, and a polar coordinate system is formed by matching the measuring ring plate and the second measuring rod, so that the polar coordinate of a vernier on the second measuring rod on the plane of the measuring ring plate is obtained, the spatial position point of the vernier can be uniquely determined, the position of the nozzle can be precisely calibrated, and the material spraying effect of the nozzle is further ensured.

2. The invention provides a method for accurately calibrating a nozzle position, which comprises the steps of firstly obtaining a reference position parameter of a detection reference point on a reference nozzle by using a calibration device, and then accurately calibrating the position of a nozzle at a position to be calibrated by taking the reference position parameter of the detection reference point as a reference, thereby ensuring the accuracy of the nozzle installation position, and being convenient and rapid in the whole calibration process and high in calibration accuracy.

Drawings

Fig. 1 is an overall front view of the present invention.

Fig. 2 is an enlarged view of fig. 1 at a.

Fig. 3 is a left side view of the calibration device of the present invention.

Fig. 4 is a front view of the assembly of the spindle with the second measuring rod.

Reference numbers in the figures: the device comprises a feeding barrel 1, a nozzle 2, a first measuring rod 3, a measuring ring plate 4, a second measuring rod 5, a gap 6, a rotating shaft 7, a locking nut 8, a torsion block 9, a vernier 10, a distance scale line 11, an angle scale line 12, an annular mounting plate 13 and a lateral locking screw 14.

Detailed Description

The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.

Referring to fig. 1 to 4, the present embodiment discloses a nozzle position precise calibration device, which is used for calibrating the position of a nozzle 2 on a charging barrel 1, the nozzle 2 is installed at the outer end of the charging barrel 1, the inner end of the nozzle 2 is located in the charging barrel 1, the outer end of the nozzle 2 extends out of the charging barrel 1, and the calibration device is installed at the outer end of the charging barrel 1.

Calibrating device includes first measuring stick 3, measure crown plate 4, second measuring stick 5, 3 the inner of first measuring stick is fixed in the 1 outer end of charging barrel, 3 outer ends of first measuring stick extend along the horizontal direction is outside, first measuring stick 3 is equipped with many, each first measuring stick 3 is along circumferencial direction interval distribution, measure crown plate 4 and be the ring form, measure 4 bottoms of crown plate and be equipped with breach 6, set up breach 6 so that avoid the external pipeline of nozzle 2 when measuring crown plate 4 installation. In this embodiment, there are three first measuring rods 3, the three first measuring rods 3 are uniformly distributed at intervals in the circumferential direction, and a circle surrounded by the axes of the three first measuring rods 3 is coaxial with the measuring ring plate 4. In order to facilitate the installation of the three first measuring rods 3, the inner ends of the three first measuring rods 3 are firstly fixed on an annular mounting plate 13, and then the annular mounting plate 13 is installed on the outer end face of the charging barrel 1. When the calibration device is not used, the annular mounting plate 13 can be detached from the charging barrel 1, and when the calibration device is required next time, the annular mounting plate 13 is mounted on the charging barrel 1.

Measure 4 slip suits of crown plate on three first measuring sticks 3, second measuring stick 5 rotates through pivot 7 and installs the outside at measurement crown plate 4, pivot 7 parallels with first measuring stick 3, second measuring stick 5 is mutually perpendicular with pivot 7, second measuring stick 5 can be rotatory round the axial lead of pivot 7, pivot 7 rotates and installs in the mounting hole of measuring crown plate 4, it has the perforation with pivot 7 vertically to open in the pivot 7, second measuring stick 5 alternates and installs in the perforation of pivot 7, be equipped with the rubber sleeve in the perforation of pivot 7, second measuring stick 5 alternates in the rubber sleeve hole, it can carry out the damping location to second measuring stick 5 when sliding to a certain position to set up the rubber sleeve. The inner end of the rotating shaft 7 is a threaded end, the inner end of the rotating shaft 7 extends out of the inner side of the measuring ring plate 4 and is sleeved with a locking nut 8 in a threaded manner, in the specific implementation, a screw can be used as the rotating shaft 7, and the head of the screw is provided with a through hole. The two sides of the locking nut 8 are provided with twisting blocks 9 to facilitate the rotation operation of the locking nut 8. The second measuring rod 5 is slidably sleeved with a vernier 10, the first measuring rod 3 and the second measuring rod 5 are respectively provided with a distance scale mark 11, and the measuring ring plate 4 is provided with an angle scale mark 12 for measuring the angle of the second measuring rod 5.

The embodiment also discloses a method for accurately calibrating the position of the nozzle 2, which is used for calibrating the position of the nozzle 2 on the charging barrel 1, and the calibration method is carried out by the following steps:

step 1, taking a nozzle 2 in a correct position as a reference nozzle, and selecting any point on the reference nozzle, which is positioned outside a feeding barrel 1, as a detection reference point;

step 2, obtaining reference position parameters of the detection reference points on the reference nozzle, wherein the reference position parameters of the detection reference points comprise a main reference position and a polar coordinate reference position, the polar coordinate reference position comprises a reference polar diameter and a reference polar angle, and the specific process comprises the following steps:

step 21, moving the measuring ring plate 4 to enable the detection reference point of the reference nozzle to be located on the outer end face of the measuring ring plate 4, reading the distance value of the measuring ring plate 4 through the distance scale mark 11 on the first measuring rod 3, and recording the distance value as the main reference position of the detection reference point;

step 22, rotating the second measuring rod 5 to enable the second measuring rod 5 to cover the detection reference point of the reference nozzle, and reading an angle value through the angle scale mark 12 on the measuring ring plate 4 and recording the angle value as a reference polar angle of the detection reference point;

step 23, moving the cursor 10 on the second measuring rod 5 to make the cursor 10 coincide with the detection reference point of the reference nozzle, reading the distance value of the cursor 10 through the distance scale mark 11 on the second measuring rod 5, and recording the distance value as the reference polar diameter of the detection reference point, wherein the position point of the cursor 10 is used as the reference position point of the cursor 10;

and 3, taking the nozzle 2 at the position to be calibrated as a nozzle to be calibrated, taking the part of the nozzle to be calibrated, which corresponds to the detection reference point, as a detection point, adjusting the calibration device to enable the vernier 10 on the calibration device to be positioned at the reference position point of the vernier 10, locking the angular position of the second measuring rod 5 by screwing the locking nut 8, and laterally locking the position of the vernier 10 on the second measuring rod 5 by screwing the lateral locking screw 14 on the vernier 10. Then the position of the nozzle to be calibrated is adjusted, so that the position of the detection point on the nozzle to be calibrated coincides with the position of the cursor 10, the accurate calibration of the position of the nozzle to be calibrated can be completed, the spraying effect of the nozzle 2 is further ensured, the whole calibration process is convenient and rapid, and the calibration precision is high.

When the nozzle 2 on the charging barrel 1 needs to be cleaned or maintained, the nozzle 2 needs to be detached from the charging barrel 1, and the nozzle 2 is mounted on the charging barrel 1 after cleaning or maintenance. When the nozzle 2 is remounted, the mounting position of the nozzle 2 can be accurately calibrated by adopting the calibration method, the nozzle 2 before being dismounted is taken as a reference nozzle, and the remounted nozzle 2 is taken as a nozzle to be calibrated. According to the method, firstly, a calibration device is used for obtaining the reference position parameter of the detection reference point on the reference nozzle, and then the reference position parameter of the detection reference point is used as a reference to accurately calibrate the position of the nozzle 2 at the position to be calibrated, so that the accuracy of the installation position of the nozzle 2 is ensured, the whole calibration process is convenient and rapid, and the calibration accuracy is high.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a nozzle position accurate calibration device, calibration device is used for the calibration of nozzle position on the charging barrel, the nozzle is installed in the charging barrel outer end, and the nozzle inner is located the charging barrel, and the nozzle outer end stretches out to outside the charging barrel, its characterized in that: the calibration device is arranged at the outer end of the charging barrel;

calibrating device includes first measuring stick, measure the crown plate, the second measuring stick, first measuring stick inner is fixed in the charging barrel outer end, first measuring stick outer end is outwards extended along the horizontal direction, first measuring stick is equipped with many, each first measuring stick is along circumferencial direction interval distribution, measure the crown plate and be the ring form, measure the crown plate slip suit on each first measuring stick, the second measuring stick rotates the outside of installing at the measuring crown plate through the pivot, the pivot parallels with first measuring stick, the second measuring stick is mutually perpendicular with the pivot, the second measuring stick can be rotatory round the axial lead of pivot, the slip cover is equipped with the vernier on the second measuring stick, be provided with the distance scale mark on first measuring stick and the second measuring stick respectively, be equipped with the angle scale mark of measuring second measuring stick angle on the measuring crown plate.

2. A nozzle position precision calibration device according to claim 1, wherein: the rotating shaft is rotatably installed in the installation hole of the measuring ring plate, a through hole perpendicular to the rotating shaft is formed in the rotating shaft, and the second measuring rod is arranged in the through hole of the rotating shaft in an inserting mode.

3. A nozzle position precision calibration device according to claim 2, wherein: the inner end of the rotating shaft is a threaded end, extends out of the inner side of the measuring ring plate and is sleeved with a locking nut in a threaded manner.

4. A nozzle position precision calibration device according to claim 2, wherein: a rubber sleeve is arranged in the through hole of the rotating shaft, and the second measuring rod is inserted into an inner hole of the rubber sleeve.

5. A nozzle position precision calibration device according to claim 1, wherein: the first measuring rods are distributed uniformly at intervals along the circumferential direction, and a circle formed by the axes of the three first measuring rods and the measuring ring plate are coaxial.

6. A nozzle position precision calibration device according to claim 1, wherein: the bottom end of the measuring ring plate is provided with a notch.

7. A method for accurately calibrating the position of a nozzle, said method being used for calibrating the position of a nozzle on a cartridge, characterized by: the calibration method is based on the calibration device of any one of claims 1 to 6, and is carried out according to the following steps:

step 1, taking a nozzle at a correct position as a reference nozzle, and selecting any point of the reference nozzle, which is positioned outside a feeding barrel, as a detection reference point;

step 2, obtaining reference position parameters of the detection reference points on the reference nozzle, wherein the reference position parameters of the detection reference points comprise a main reference position and a polar coordinate reference position, the polar coordinate reference position comprises a reference polar diameter and a reference polar angle, and the specific process comprises the following steps:

step 21, moving the measuring ring plate to enable the detection reference point of the reference nozzle to be located on the outer end face of the measuring ring plate, reading the distance value of the measuring ring plate through the distance scale marks on the first measuring rod, and recording the distance value as the main reference position of the detection reference point;

step 22, rotating the second measuring rod to enable the second measuring rod to cover the detection reference point of the reference nozzle, reading an angle value through an angle scale mark on the measuring ring plate, and recording the angle value as a reference polar angle of the detection reference point;

step 23, moving the cursor on the second measuring rod to enable the cursor to coincide with the detection reference point of the reference nozzle, reading the distance value of the cursor through the distance scale line on the second measuring rod, recording the distance value as the reference polar diameter of the detection reference point, and taking the position point where the cursor is located as the cursor reference position point;

and 3, taking the nozzle at the position to be calibrated as the nozzle to be calibrated, taking the part of the nozzle to be calibrated, which corresponds to the detection reference point, as a detection point, adjusting the calibration device to enable the vernier on the calibration device to be positioned at the vernier reference position point, then adjusting the position of the nozzle to be calibrated to enable the detection point on the nozzle to be calibrated to be coincident with the position of the vernier, and completing the calibration of the position of the nozzle to be calibrated.

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