CN111337197A - Pressure intensity experimental apparatus detection equipment - Google Patents
Pressure intensity experimental apparatus detection equipment Download PDFInfo
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- CN111337197A CN111337197A CN202010302103.9A CN202010302103A CN111337197A CN 111337197 A CN111337197 A CN 111337197A CN 202010302103 A CN202010302103 A CN 202010302103A CN 111337197 A CN111337197 A CN 111337197A
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- container
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/08—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics
- G09B23/12—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics of liquids or gases
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- Theoretical Computer Science (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention belongs to the technical field of equipment for testing the sealing performance of a container by using fluid, and discloses pressure intensity experimental instrument detection equipment, which comprises a sealing cover and an air inlet part, wherein the air inlet part comprises an air pump and an air inlet pipe communicated with the air pump, the air inlet pipe penetrates through the sealing cover, the pressure intensity experimental instrument detection equipment also comprises a supporting table, a vertical pressing piece is arranged on the supporting table, a pressing block is fixed at the bottom of the pressing piece, and the sealing cover is arranged at the bottom of the pressing block; still include the detection portion, the detection portion includes that lateral sliding connects the support body on a supporting bench, is equipped with the mounting bracket on the support body, is fixed with two mounting bars on the mounting bracket, is fixed with the film between two mounting bars. The invention solves the problems that in the prior art, after the tightness detection is carried out, because a large amount of water is adhered to the container, the container needs to be dried, and the operation is troublesome.
Description
Technical Field
The invention belongs to the technical field of equipment for testing the sealing performance of a container by using fluid, and particularly relates to pressure experimental instrument detection equipment.
Background
The pressure experiment is a kind of experiment commonly carried out in physics teaching, and is mainly used for visually representing the relation between pressure and flow velocity. The existing pressure experimental instrument usually comprises a fluid generator, a container and an experimental part which are sequentially communicated, a valve is arranged between the container and the experimental part, when the pressure experimental instrument is used, fluid is introduced into the container by the fluid generator, after the fluid with the required dosage for experiment enters the container, the fluid of the valve is opened to enter the experimental part through the container, and the experimental result is intuitively obtained through different flow rates of the fluid with different pressures in the experimental part. But for pressure experiments, the tightness of the container is crucial; if the tightness of the container is not good, the fluid pressure in the container is inaccurate, and further, the experimental result is inaccurate, so that the tightness of the container needs to be detected.
The existing detection device generally comprises a liquid storage tank, an air inlet part and a sealing cover, wherein an air inlet pipe of the air inlet part penetrates through the sealing cover. When using, pour into liquid into in the liquid reserve tank, will wait to detect the container and put into the liquid reserve tank again, stretch into the container with the intake pipe of air inlet portion in, utilize sealed lid to seal the container, restart air inlet portion aerifys to the container is interior, if there is the crack in the container, just can appear the bubble in the liquid reserve tank, and then can carry out the measuring of leakproofness. However, when the crack on the container is small, the air bubbles in the liquid storage tank are small and are not easy to sense, so that the detection effect is poor; meanwhile, after the detection is carried out by using the mode, the container needs to be dried, and the operation is very inconvenient.
Disclosure of Invention
The invention aims to provide a pressure intensity experimental instrument detection device to solve the problems that in the prior art, after the tightness detection is carried out, a large amount of water is adhered to a container, drying is needed, and the operation is troublesome.
In order to achieve the purpose, the invention provides the following technical scheme that the pressure experimental instrument detection equipment comprises a sealing cover and an air inlet part, wherein the air inlet part comprises an air pump and an air inlet pipe communicated with the air pump, the air inlet pipe penetrates through the sealing cover, the supporting table is provided with a vertical pressing piece, the bottom of the pressing piece is fixedly provided with a pressing block, and the sealing cover is arranged at the bottom of the pressing block; still include the detection portion, the detection portion includes that lateral sliding connects the support body on a supporting bench, is equipped with the mounting bracket on the support body, is fixed with two mounting bars on the mounting bracket, is fixed with the film between two mounting bars.
The technical principle of the technical scheme is as follows:
the container to be detected is placed on the supporting table, the opening is sealed by the sealing cover, and meanwhile the pressing piece is used for fixing. And the frame body moves to drive the mounting frame to move, so that the mounting strip is attached to the surface of the container, and the film is attached to the surface of the container closely. Utilize air pump and intake pipe to let in gas to the container, along with the increase of pressure in the container, when the container has the crack, gaseous can strike the film for the outside gassing of film that has crack department, thereby can carry out the detection of container leakproofness.
The beneficial effects of the technical scheme are as follows:
1. the film is attached to the surface of the container, and gas is introduced, so that when a crack exists, the film can blow gas outwards, and the gas tightness of the container can be detected; in addition, in the whole process, water is not needed, and after detection is finished, the container is not needed to be dried, so that the operation is simple and convenient;
2. the technical scheme is utilized to detect the air tightness of the container, and the film is tightly attached to the surface of the container, so that cracks can be known through the outward bulging of the film, and even if the cracks are small, the film can bulge outwards, and the fact that whether the container has cracks or not can be very conveniently determined; compared with the prior art, the detection precision is high;
3. compared with the prior art, the technical scheme can determine the position of the crack of the container, can conveniently mark the crack and is beneficial to subsequent repair;
furthermore, the sealing cover is rotatably connected to the lower pressing block, a rotating block is arranged below the lower pressing block on the supporting table, and a motor for driving the rotating block to rotate is arranged in the supporting table.
Has the advantages that: the sealing cover is rotatably connected to the lower pressing block and driven by the motor to drive the rotating block to rotate, so that the container fixed between the rotating block and the lower pressing block can be rotated, and the station is quickly adjusted and detected.
Further, still include the portion of breathing in, the portion of breathing in is including fixing the piston bucket on the brace table, and vertical sliding connection has the piston in the piston bucket, and the lower part intercommunication of piston bucket has the breathing pipe, and the breathing pipe runs through the mounting bar.
Has the advantages that: set up the portion of breathing in, can further increase the attached compactness between film and the container in inhaling the piston bucket with the gas between film and the container, improve the precision that the leakproofness detected.
Furthermore, an electromagnet is arranged at the bottom of the piston barrel, the electromagnet is electrically connected with a conducting strip, a conducting wire electrically connected with a power supply is embedded in the rotating block, and a plurality of conducting pins capable of contacting with the conducting strip are connected to the conducting wire in a point-to-point manner; the piston is provided with a magnet block which repels the magnetic field generated by the electromagnet.
Has the advantages that: when the rotating block rotates to the state that the conductive needle is contacted with the conductive sheet, the rotating block stops rotating, at the moment, the electromagnet is communicated with the power supply, the electromagnet generates a magnetic field to repel the magnet block, and the magnet block drives the piston to move upwards to absorb gas between the film containers, so that the films are tightly attached to the containers. And when the turning block began to rotate, the conductive pin broke away from with the conducting strip, therefore the magnetic field that the electro-magnet produced disappears, and the electro-magnet has the iron core and twines the coil outside the iron core and make, at this moment, inter attraction between the iron core of electro-magnet and the magnet piece, under the condition that the electro-magnet keeps motionless, can make the magnet piece drive the piston move down, and then with the gas extrusion in the piston bucket, get into between the film container for film and container break away from, make things convenient for the container to take place to rotate.
Further, the two mounting bars are spliced to form a rectangle.
Has the advantages that: the rectangular mounting bar can well fix the outer edge of the film, so that the film is ensured to be flat, wrinkles are reduced when the film is attached to a container, and high detection accuracy can be ensured.
Furthermore, a communicating piece is arranged between the lower pressing piece and the supporting piece, the communicating piece comprises a first vertical part, a first transverse part, a second vertical part and a second transverse part which are sequentially communicated, an opening of the first vertical part faces downwards, an opening of the second transverse part faces to one side far away from the second vertical part, sealing plugs are connected in the first vertical part and the second transverse part in a sliding mode, and communicating liquid is filled between the two sealing plugs in the communicating piece; push rods are fixed on the two sealing plugs, the push rod in the first vertical part is fixed with the lower pressing piece, and the push rod in the second transverse part is fixed with the frame body.
Has the advantages that: through setting up the communicating piece, can realize pushing down the synchronous motion of piece and detection part, when the casting die drove the push rod down, can realize that the sealing plug in the first vertical portion moves down, and according to the operation principle of communicating piece for the sealing plug in the horizontal portion of second moves towards the direction that is close to the container, thereby drives the push rod extrusion support body, drives the mounting bracket and removes, makes mounting bar and the attached surface at the container of film.
Furthermore, a pull rope is arranged between the two sealing plugs.
Has the advantages that: the arrangement of the pull rope can further improve the linkage effect of the movement of the two sealing plugs.
Further, the inner side of the sealing cover is provided with a flexible sealing layer.
Has the advantages that: set up flexible sealing layer and can make sealed lid good to the sealed effect of the open-ended of container, and then promote the accuracy that the gas tightness detected.
Further, a cavity is arranged in the flexible sealing layer, and an inflation part is communicated with the cavity.
Has the advantages that: the inflation part is used for inflating the cavity, so that the flexible sealing layer can expand, and the sealing effect on the opening of the container is further improved.
Further, the inflation part comprises an inflation head communicated with the air inlet pipe, and the inflation head penetrates through the sealing cover; a sealing plate is transversely connected in a sliding manner in the inflation head, an air inlet notch is also formed in the inner side of the inflation head and is positioned on one side of the sealing plate, which is far away from the air inlet pipe, and a spring is arranged between the sealing plate and the air inlet notch; the air guide pipe is communicated with the lower part of the sealing plate of the inflation head and communicated with the cavity of the flexible sealing layer.
Has the advantages that: when the air pump lets in gas to the air inlet pipe, gas passes through the intake pipe and gets into in the inflation head, leads to in the cavity of flexible sealing layer from the air duct again, realizes the sealed to the container opening. After the pressure in the cavity of the flexible sealing layer is increased, the pressure in the inflation head is increased, so that the gas extrudes the sealing plate, the sealing plate slides, and after the sealing plate is communicated with the gas inlet notch, the gas enters the container through the gas inlet notch. When stopping admitting air, the sealing plate resets under the effect of spring, realizes the sealed of inflating the head, avoids the gas leakage in the container. And the sealing plate seals the air duct, so that the expansion of the flexible sealing layer can be ensured, and the container is sealed.
Drawings
FIG. 1 is a schematic structural view of example 1 of the present invention;
fig. 2 is a schematic view of the sealing cap and the inflation head in embodiment 2 of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a support table 1, a rotating block 11, a lower pressing piece 2, a lower pressing block 21, a sealing cover 22, a flexible sealing layer 23, a cavity 231, an air inlet pipe 3, a frame body 4, a mounting frame 41, a mounting strip 42, a piston barrel 5, a sliding plate 51, a magnet block 52, an air suction pipe 53, a conductive needle 54, a communicating piece 6, a sealing plug 61, a push rod 62, a pull rope 63, an inflation head 7, a sealing plate 71, an air guide pipe 72, an air inlet notch 73 and a container 8.
Example 1:
the pressure intensity experimental instrument detection equipment is basically as shown in the attached figure 1 and comprises a support table 1, a detection part, an air inlet part, an air suction part and a communicating piece 6, wherein a rotating block 11 is rotatably connected to the support table 1, and an installation groove is formed in the upper surface of the rotating block 11; the supporting table 1 is embedded with a motor, and a driving shaft of the motor is fixed at the bottom of the rotating block 11. The supporting table 1 is further fixed with a supporting frame, a pressing piece 2 is fixed on the supporting frame, the pressing piece 2 is a vertically arranged hydraulic telescopic rod, a pressing block 21 is fixed at the bottom of the hydraulic telescopic rod, and a sealing cover 22 is rotatably connected to the bottom of the pressing block 21. Specifically, a rotating shaft is coaxially fixed at the top of the sealing cover 22, penetrates through the lower pressing block 21 and is rotatably connected with the lower pressing block 21.
The air inlet part comprises an air pump fixed on the supporting table 1, an air inlet pipe 3 is communicated with the air pump, the air inlet pipe 3 penetrates through the rotating shaft, and the air inlet pipe 3 is rotatably connected with the rotating shaft.
The detection part comprises a support body 4 positioned on the right side of the rotating block 11, the support body 4 is connected with the supporting table 1 in a transverse sliding mode, a mounting frame 41 is fixed on the support body 4, two mounting bars 42 are fixed on the mounting frame 41, the two mounting bars 42 are spliced into a rectangle, and a film is fixed on the mounting bars 42.
Still include the portion of breathing in, the portion of breathing in is including fixing piston barrel 5 on the left of brace table 1, 5 open-tops of piston barrel, and vertical sliding connection has the piston in the piston barrel 5, is fixed with magnet piece 52 on the piston, and 5 bottoms of piston barrel are fixed with the electro-magnet, and the magnetic field that produces when the electro-magnet circular telegram repels with magnet piece 52 each other. The electromagnet is electrically connected with a conducting strip which is fixed on the supporting platform 1.
The embedded conductor wire that is connected with the power electricity that is equipped with of turning block 11, the periphery of turning block 11 still the equipartition have a plurality of conductive needles 54, and conductive needle 54 is connected with the conductor wire electricity. The number of the conductive pins 54 is set according to practical requirements, for example, 3 detection stations are provided in the present embodiment, that is, the detection of the container 8 includes three times, the length of the film is 1/3 of the circumference of the container 8, so that it is necessary to rotate the container 8 three times to complete the complete detection of the container 8, and therefore 3 conductive pins 54 are provided in the present embodiment. The lower part of the piston barrel 5 is communicated with an air suction pipe 53, and the air suction pipe 53 penetrates through the mounting strip 42, so that air between the film and the container 8 can be sucked away.
The communicating piece 6 comprises a first vertical part, a first transverse part, a second vertical part and a second transverse part which are sequentially communicated from left to right, wherein an opening of the first vertical part faces downwards, an opening of the second transverse part faces towards the right side, and the second transverse part is located below the first transverse part. Vertical sliding connection has in the first vertical portion, and horizontal sliding connection has sealing plug 61 in the horizontal portion of second, and the intercommunication piece 6 has been annotated for being located between two sealing plugs 61 and has been linked together liquid selection water in this embodiment.
A push rod 62 is fixed at the bottom of the left sealing plug 61, and the bottom of the push rod 62 is fixed on the lower pressing block 21. A push rod 62 is also fixed on the left end surface of the right sealing plug 61, the push rod 62 penetrates through the second transverse part and is transversely and slidably connected with the second transverse part, and the left end of the right push rod 62 is fixed on the bracket. And a pull rope 63 with two ends fixed on the two sealing plugs 61 respectively.
The specific implementation process is as follows:
when the tightness test is carried out, the container 8 is placed in the groove of the rotating block 11, the pressing member 2 is started, the pressing member 2 drives the sealing cover 22 to move downwards so as to press the container 8 tightly, and the sealing cover 22 is used for sealing the container 8. In the process of moving down pressing piece 2, sealing plug 61 in the first vertical portion can be driven to move down, according to the operation principle of communicating piece 6, sealing plug 61 in the second horizontal portion can be moved left, and then push rod 62 is driven to push frame body 4 to move left, so that mounting bar 42 is attached to the surface of container 8, and the film is attached to the surface of container 8.
The motor is started to drive the container 8 to rotate, when a conductive pin 54 on the container 8 contacts with the conductive sheet, the motor stops rotating, and then the electromagnet is communicated with a power supply, so that a magnetic field is generated to repel the magnet block 52, the magnet block 52 drives the sliding plate 51 to move upwards, air is sucked through the air suction pipe 53, air between the film and the container 8 is sucked away, and the tight attachment of the film and the container 8 is ensured.
And then the air pump is started, so that the air pump fills air into the container 8, and the film bulges outwards when a crack exists on the container 8 along with the filling of the air, so that the visual perception can be realized.
After one detection of the container 8 is completed, the motor is started to rotate the motor and rotate the other detection station of the container 8 to be attached to the film. In the process, the motor drives the rotating block 11 to rotate, so that the conductive pins 54 are separated from the conductive sheets, the electromagnet is disconnected from the power supply, the magnetic field generated by the electromagnet disappears, and the structure of the electromagnet comprises the iron core, so that the sliding plate 51 can move downwards under the mutual attraction effect of the iron core and the magnet block 52, the gas at the lower part of the piston barrel 5 is extruded, the gas is blown between the film and the container 8, the separation of the container 8 and the film is realized, and the rotation of the container 8 is facilitated. After the next conductive pin 54 contacts the conductive sheet, the motor stops rotating. And detecting the station moving downwards.
The tightness of the container 8 can be checked by repeating the above steps. And in the process, the program of the motor rotation can be set according to the actual circumference of the container 8, so that the motor drives the container 8 to rotate each time by 1/3 of the circumference of the container 8.
Example 2:
The specific implementation process is as follows:
as shown in fig. 2, when the container 8 is inflated, the gas enters the inflation head 7, and further presses the sealing plate 71, so that the sealing plate 71 slides leftwards, and when the sealing plate 71 slides over the gas guide tube 72, the gas enters the cavity 231 of the flexible sealing layer 23 through the gas guide tube 72, so that the flexible sealing layer 23 expands tightly, and the container 8 is sealed.
Along with the increase of gas quantity, extrude sealing plate 71 leftward gradually, when sealing plate 71 slided to air inlet gap 73 department, in gaseous entering container 8 through air inlet gap 73, when adding suitable gas, close the air pump, sealing plate 71 resets under the effect that the spring resets for air duct 72 is sealed, and the gas in the container 8 can not flow backwards, can realize that whole container 8's leakproofness is good, ensures that the precision of gas tightness detection is high.
It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention, and these changes and modifications should not be construed as affecting the performance of the invention and its practical application.
Claims (10)
1. Pressure experimental apparatus check out test set, including sealed lid and air inlet portion, air inlet portion include the air pump and with the intake pipe of air pump intercommunication, the intake pipe runs through sealed lid, its characterized in that: the support table is provided with a vertical lower pressing piece, a lower pressing block is fixed at the bottom of the lower pressing piece, and a sealing cover is arranged at the bottom of the lower pressing block; still include the detection portion, the detection portion includes that lateral sliding connects the support body on a supporting bench, is equipped with the mounting bracket on the support body, is fixed with two mounting bars on the mounting bracket, is fixed with the film between two mounting bars.
2. A pressure laboratory instrument test apparatus according to claim 1, characterized in that: the sealing cover is rotatably connected to the lower pressing block, a rotating block is arranged below the lower pressing block on the supporting table, and a motor for driving the rotating block to rotate is arranged in the supporting table.
3. A pressure laboratory instrument test apparatus according to claim 2, characterized in that: still include the portion of breathing in, the portion of breathing in is including fixing the piston bucket on a supporting bench, and vertical sliding connection has the piston in the piston bucket, and the lower part intercommunication of piston bucket has the breathing pipe, and the breathing pipe runs through the mounting bar.
4. A pressure laboratory instrument test apparatus according to claim 3, characterized in that: the bottom of the piston barrel is provided with an electromagnet, the electromagnet is electrically connected with a conducting strip, a conducting wire electrically connected with a power supply is embedded in the rotating block, and a plurality of conducting pins capable of contacting with the conducting strip are connected to the conducting wire in a point manner; the piston is provided with a magnet block which repels the magnetic field generated by the electromagnet.
5. A pressure laboratory instrument test apparatus according to claim 4, characterized in that: the two mounting bars are spliced to form a rectangle.
6. A pressure laboratory instrument test device according to any one of claims 1 to 5, wherein: a communicating piece is arranged between the lower pressing piece and the supporting piece, the communicating piece comprises a first vertical part, a first transverse part, a second vertical part and a second transverse part which are sequentially communicated, an opening of the first vertical part faces downwards, an opening of the second transverse part faces to one side far away from the second vertical part, sealing plugs are connected in the first vertical part and the second transverse part in a sliding mode, and communicating liquid is filled between the two sealing plugs in the communicating piece; push rods are fixed on the two sealing plugs, the push rod in the first vertical part is fixed with the lower pressing piece, and the push rod in the second transverse part is fixed with the frame body.
7. A pressure laboratory instrument test apparatus according to claim 6, characterized by: a pull rope is arranged between the two sealing plugs.
8. A pressure laboratory instrument test apparatus according to claim 7, characterized by: the inner side of the sealing cover is provided with a flexible sealing layer.
9. A pressure laboratory instrument test apparatus according to claim 8, characterized by: a cavity is arranged in the flexible sealing layer, and an inflation part is communicated with the cavity.
10. A pressure laboratory instrument test apparatus according to claim 9, characterized by: the inflation part comprises an inflation head communicated with the air inlet pipe, and the inflation head penetrates through the sealing cover; a sealing plate is connected in the inflation head in a sliding manner along the axial direction of the sealing cover, an air inlet notch is also formed in the inner side of the inflation head and positioned on one side of the sealing plate, which is far away from the air inlet pipe, and a spring is arranged between the sealing plate and the air inlet notch; the air guide pipe is communicated with the lower part of the sealing plate of the inflation head and communicated with the cavity of the flexible sealing layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010302103.9A CN111337197A (en) | 2020-04-16 | 2020-04-16 | Pressure intensity experimental apparatus detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010302103.9A CN111337197A (en) | 2020-04-16 | 2020-04-16 | Pressure intensity experimental apparatus detection equipment |
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| Publication Number | Publication Date |
|---|---|
| CN111337197A true CN111337197A (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010302103.9A Withdrawn CN111337197A (en) | 2020-04-16 | 2020-04-16 | Pressure intensity experimental apparatus detection equipment |
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| CN (1) | CN111337197A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426160A (en) * | 2019-08-08 | 2019-11-08 | 郑州威科特电子科技有限公司 | A kind of electronic component waterproof performance detection device |
| CN113237609A (en) * | 2021-04-06 | 2021-08-10 | 安徽省力天新材料股份有限公司 | Quick detection machine of polymer plastic bottle gas leakage |
| CN114905613A (en) * | 2022-04-25 | 2022-08-16 | 重庆安都陶瓷有限公司 | Gallipot defect repairing system and method |
-
2020
- 2020-04-16 CN CN202010302103.9A patent/CN111337197A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426160A (en) * | 2019-08-08 | 2019-11-08 | 郑州威科特电子科技有限公司 | A kind of electronic component waterproof performance detection device |
| CN113237609A (en) * | 2021-04-06 | 2021-08-10 | 安徽省力天新材料股份有限公司 | Quick detection machine of polymer plastic bottle gas leakage |
| CN114905613A (en) * | 2022-04-25 | 2022-08-16 | 重庆安都陶瓷有限公司 | Gallipot defect repairing system and method |
| CN114905613B (en) * | 2022-04-25 | 2023-12-01 | 重庆安都陶瓷有限公司 | System and method for repairing pottery pot flaws |
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Application publication date: 20200626 |