CN114813418A - Strength detection device for engine ceramic core and detection method thereof - Google Patents
Strength detection device for engine ceramic core and detection method thereof Download PDFInfo
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- CN114813418A CN114813418A CN202210494500.XA CN202210494500A CN114813418A CN 114813418 A CN114813418 A CN 114813418A CN 202210494500 A CN202210494500 A CN 202210494500A CN 114813418 A CN114813418 A CN 114813418A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/22—Investigating strength properties of solid materials by application of mechanical stress by applying steady torsional forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0021—Torsional
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Abstract
The invention discloses a strength detection device for an engine ceramic core and a detection method thereof, and relates to the technical field of ceramic core production and processing, comprising a machine body, a gear box, a motor and a hydraulic telescopic rod, wherein a screw rod at one side of the outer wall of the machine body is connected with the gear box, a screw rod at the input end at the side of the gear box far away from the machine body is connected with the motor, a sliding sleeve is welded at one side of the inner wall of the machine body, a fixed rod is connected with the inner wall of the sliding sleeve in a sliding way, a rotating sleeve is rotatably connected with the inner wall of the side of the machine body far away from the fixed rod, the fixed rod is limited and fixed by mutually inserting a positioning pin and a limiting groove, so that the function of detecting workpieces of different types is realized, the workpieces are clamped by a sliding plate, the function of fast clamping and fixing is realized, the outer wall of the workpieces is prevented from being damaged by a hollow latticed rubber block in the clamping process, a rotating torsion detector realizes the function of detecting the torsion of the workpieces, and a contact rod realizes the limiting function by two staggered plates, and the uniformly distributed contact rods can realize a stable fixing function.
Description
Technical Field
The invention relates to the technical field of ceramic core production and processing, in particular to a strength detection device for an engine ceramic core and a detection method thereof.
Background
The development of the aero-engine is from the continuous breakthrough of new materials and new technologies, and therefore, the research of the aero-engine with a large thrust-weight ratio is developed in all countries in the world, wherein the ceramic core is one of the most critical technologies of investment precision casting, and the quality of the ceramic core directly influences the size precision, the qualification rate and the casting cost of the wall thickness of a casting.
The engine ceramic core has the advantages that a special torsion strength detection device is not arranged after the engine ceramic core is produced in the prior art, the performance of the engine ceramic core cannot be detected and evaluated through detection, whether the pre-selection design strength is achieved or not cannot be judged, meanwhile, an independent fixing structure is not arranged when the hardness of the engine ceramic core is detected in the prior art, and errors easily occur in the detection process.
Disclosure of Invention
The invention aims to provide a strength detection device for an engine ceramic core and a detection method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an engine is intensity detection device and detection method for ceramic core, includes organism, gear box, motor and hydraulic telescoping rod, its characterized in that: organism outer wall one side screw rod is connected with the gear box, and the gear box is kept away from organism one side input screw rod and is connected with the motor, drives the inside gear rotation of gear box through the motor and realizes that torsion enlargies and detect the distortion to the work piece.
A sliding sleeve is welded and connected on one side of the inner wall of the machine body, a fixed rod is connected on the inner wall of the sliding sleeve in a sliding way, the distance between the fixed rods connected in the sliding sleeve is adjusted, a rotating sleeve is rotatably connected on the inner wall of one side of the machine body far away from the fixed rod and used for realizing the connecting function, a torsion detector is connected on an outer wall screw rod of one side of the rotating sleeve close to the fixed rod, a workpiece is twisted and detected by the torsion detector, clamping seats are connected on the outer wall of the fixed rod and the outer wall of the other side of the rotating sleeve opposite to the torsion detector by screws, the workpiece is fixed by the clamping seats, two sliding plates are connected on the inner wall of each clamping seat in a sliding way to realize the clamping function, rubber blocks are bonded and connected on the outer wall of the opposite side of the two sliding plates and protected by the rubber blocks, the problem of damage is avoided, reset springs are arranged between the two sliding plates and the clamping seats, the automatic reset of the sliding plates after the use is realized, and air channels are arranged on the inner walls of the two clamping seats, the compressed air pipe is connected to one side of the outer wall of each clamping seat in a threaded manner, and compressed air is input into the clamping seats through the compressed air pipe to achieve the clamping function of the sliding plate.
In a further embodiment, every gluey piece is the fretwork latticedly, through the problem that the piece of gluing of fretwork latticedly avoided the work piece to damage, the inside sliding connection of sliding sleeve has the locating pin, be equipped with tension spring between locating pin and the sliding sleeve, dead lever outer wall one side begins to have a spacing groove, the sand grip has been seted up to the dead lever outer wall, avoid autogyration when realizing gliding, the locating pin outer wall is pegged graft each other with spacing inslot wall, peg graft each other through locating pin and spacing groove after the dead lever interval adjustment and realize the spacing fixed function of dead lever.
In a further embodiment, the top end screw rod of the inner wall of the machine body is connected with a hydraulic telescopic rod, the bottom end screw rod of the hydraulic telescopic rod is connected with a hardness detector, the screw rod of the inner wall of the bottom end of the machine body is connected with a fixed seat, and the hardness detector is driven to move through the hydraulic telescopic rod to detect the hardness of the workpiece.
In a further embodiment, the inside sliding connection of fixing base has the contact beam, contact beam evenly distributed is inside the fixing base, all be equipped with the retaining spring between every contact beam and the fixing base, realize the automatic re-setting of contact beam, two spouts have been seted up to the fixing base inner wall, two equal sliding connection of spout inner wall have wrong board, carry out spacing fixed to the contact beam through wrong board, the via hole has all been seted up to every wrong board outer wall, the contact beam passes through the hole, realize the function on laminating workpiece surface.
In a further embodiment, two spout outer wall one sides all are equipped with the inlet port, and two wrong board outer walls all are equipped with the sealing washer, and two spouts communicate each other, carry compressed air through the inlet port and realize quick fixed function, and two contact lever outer walls all are equipped with the card limit, realize limit function, and every contact lever top outer wall all is equipped with the wearing and tearing that the protective head reduced the contact lever top.
In a further embodiment, the outer walls of the two sliding grooves are connected with ejector rods in a sliding mode, the two ejector rods are parallel to the staggered plate, a jacking spring is arranged between each ejector rod and the corresponding sliding groove, and the ejector rods are automatically reset through the jacking springs.
In a further embodiment, one side of the outer wall of the machine body is slidably connected with an inserting frame, the inserting frame penetrates through the machine body, the outer wall of the inserting frame, which is close to one side of the machine body, is bonded with a magnetic block, so that the function of quick assembly and disassembly is realized, and the inner wall of the inserting frame is welded with a blocking net which is in a rhombic grid shape and blocks workpiece fragment pieces.
Preferably, based on the strength detection device for the engine ceramic core and the detection method thereof, the method comprises the following steps:
a1, pulling the positioning pin, sliding the fixing rod according to the length of the workpiece, opening the positioning pin after the fixing rod slides to a required position, resetting the positioning pin through the tension of a tension spring after the positioning pin is loosened, inserting the reset positioning pin into a limiting groove in the outer wall of the fixing rod, and limiting and fixing the fixing rod through the mutual insertion of the positioning pin and the limiting groove;
a2, place the work piece between two grip slipper after the dead lever is stable fixed, place back to two grip slipper inner walls input compressed air when the work piece, it is ejecting with grip slipper inner wall sliding connection's slide behind the compressed air of two grip slipper input simultaneously, two liang of slides that are close to each other carry out the centre gripping to the work piece, it has avoided the damage of work piece outer wall to be the latticed piece of gluing of fretwork at the centre gripping in-process, start motor after the work piece is fixed stable, it is rotatory to drive the inside gear of gear box after the motor starts, it is rotatory that the gear box drives the commentaries on classics cover after enlargiing motor torsion, rotatory commentaries on classics cover drives the torsion detector rotation, rotatory torsion detector carries out torsion detection to the work piece that the centre gripping is fixed.
Compared with the prior art, the invention has the beneficial effects that:
the fixing rod is limited and fixed through the mutual insertion of the positioning pin and the limiting groove, the function of detecting workpieces of different types is realized, the workpieces are clamped through the sliding plate, the rapid clamping and fixing function is realized, the hollow latticed rubber blocks avoid the damage of the outer wall of the workpieces in the clamping process, the rotating torsion detector realizes the function of detecting the torsion of the workpieces, meanwhile, the contact rods realize the limiting function through the two staggered plates, and the uniformly distributed contact rods can realize the stable fixing function.
Drawings
FIG. 1 is a schematic sectional elevational view of the main body of the present invention;
FIG. 2 is a schematic perspective view of the insertion frame of the present invention;
FIG. 3 is a schematic perspective view of a contact bar according to the present invention;
FIG. 4 is a perspective view of the skateboard of the present invention;
FIG. 5 is an enlarged schematic view of the structure at A of the present invention;
FIG. 6 is an enlarged view of the structure at B of the present invention;
fig. 7 is an enlarged schematic view of the structure at position C of the present invention.
In the figure: 1. a body; 2. a sliding sleeve; 3. fixing the rod; 4. a gear case; 5. a motor; 6. rotating the sleeve; 7. a torque detector; 8. a clamping seat; 9. a slide plate; 10. gluing blocks; 11. a return spring; 12. positioning pins; 13. a tension spring; 14. a hydraulic telescopic rod; 15. a hardness detector; 16. a fixed seat; 17. a chute; 18. staggering plates; 19. a seal ring; 20. a top rod; 21. a jacking spring; 22. a contact lever; 23. a protective head; 24. edge clamping; 25. inserting a frame; 26. a magnetic block; 27. and (6) blocking the net.
Detailed Description
The following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to 4 and 5, the embodiment provides a strength detection device for an engine ceramic core and a detection method thereof, including a machine body 1, a gear box 4, a motor 5 and a hydraulic telescopic rod 14, and is characterized in that: the screw rod of 1 outer wall one side of organism is connected with gear box 4, and gear box 4 keeps away from 1 one side of organism input screw rod and is connected with motor 5, drives the rotation of 4 inside gears of gear box through motor 5 and realizes that torsion amplification twists the detection to the work piece.
One side of the inner wall of a machine body 1 is welded and connected with a sliding sleeve 2, the inner wall of the sliding sleeve 2 is connected with a fixed rod 3 in a sliding way, the adjustment of the distance is realized through a fixed rod 4 connected in the sliding sleeve 2 in a sliding way, the inner wall of one side of the machine body 1 far away from the fixed rod 3 is connected with a rotating sleeve 6 in a rotating way for realizing the connecting function, the outer wall of one side of the rotating sleeve 6 close to the fixed rod 3 is connected with a torsion detector 7 through a screw rod, the workpiece is subjected to torsion detection through the torsion detector 7, the outer wall of one side of the fixed rod 3 opposite to the torsion detector 7 is connected with a clamping seat 8 through a screw rod, the inner wall of each clamping seat 8 is connected with two sliding plates 9 in a sliding way to realize the clamping function, the outer wall of one side of the two sliding plates 9 opposite to each other is connected with a rubber block 10 in a bonding way and is protected through the rubber block, a reset spring 11 is arranged between the two sliding plates 9 and the clamping seat 8, the inner walls of the two clamping seats 8 are both provided with an air path, one side of the outer wall of each clamping seat 8 is connected with a compressed air pipe in a thread, the function of clamping the sliding plate 9 is realized by inputting compressed air into the clamping seat 8 through a compressed air pipe.
According to the invention, the fixing rod 3 is slid according to the length of a workpiece after the positioning pin 12 is pulled, the positioning pin 12 is sent after the fixing rod 3 slides to a required position, the positioning pin 12 is reset through the tension of the tension spring 13 after the positioning pin 12 is loosened, the reset positioning pin 12 is inserted into the limiting groove on the outer wall of the fixing rod 3, the fixing rod 3 is limited and fixed through the mutual insertion of the positioning pin 12 and the limiting groove, and the rapid limiting and fixing are realized through the mutual insertion of the positioning pin 12 and the limiting groove.
After the fixed rod 3 is stably fixed, a workpiece is placed between the two clamping seats 8, compressed air is input to the inner walls of the two clamping seats 8 after the workpiece is placed, after the compressed air is input to the two clamping seats 8 simultaneously, the sliding plates 9 in sliding connection with the inner walls of the clamping seats 8 are ejected out, every two sliding plates 9 close to each other clamp the workpiece, the hollowed-out latticed rubber blocks 10 are formed in the clamping process, damage to the outer wall of the workpiece is avoided, after the workpiece is fixed and stable, the motor 5 is started, the internal gear of the gear box 4 is driven to rotate after the motor 5 is started, the gear box 4 amplifies the torque of the motor 5 and then drives the rotating sleeve 6 to rotate, the rotating sleeve 6 drives the torque detector 7 to rotate, and the rotating torque detector 7 detects the torque of the clamped and fixed workpiece.
Example two
Please refer to fig. 1, fig. 4 and fig. 6, which are further improved based on the embodiment 1:
every gluey piece 10 is the latticed of fretwork, protect function when having realized the centre gripping work piece through the latticed gluey piece 10 of fretwork, the damaged problem appears in having avoided the work piece centre gripping in-process, 2 inside sliding connection of sliding sleeve have locating pin 12, realize limit function, be equipped with tension spring 13 between locating pin 12 and the sliding sleeve 2, realize the reset function after locating pin 12 uses, 3 outer wall one side of dead lever begin there is the spacing groove, the sand grip has been seted up to 3 outer walls of dead lever, avoid dead lever 3 rotatory at 2 inner walls of sliding sleeve when realizing gliding, 12 outer walls of locating pin are pegged graft with spacing inslot wall each other, realize fixing behind the spacing.
According to the invention, the fixing rod 3 is slid according to the length of a workpiece after the positioning pin 12 is pulled, the positioning pin 12 is sent after the fixing rod 3 slides to a required position, the positioning pin 12 is reset through the tension of the tension spring 13 after the positioning pin 12 is loosened, the reset positioning pin 12 is inserted into the limiting groove on the outer wall of the fixing rod 3, and the fixing rod 3 is limited and fixed through the mutual insertion of the positioning pin 12 and the limiting groove, so that the function of quickly fixing the fixing rod 3 is realized, and the function of adjusting the distance is realized.
EXAMPLE III
Please refer to fig. 1, fig. 3 and fig. 7, which are further improved based on the embodiment 1:
the screw rod of the top end of the inner wall of the machine body 1 is connected with a hydraulic telescopic rod 14, the screw rod of the bottom end of the hydraulic telescopic rod 14 is connected with a hardness detector 15, the hydraulic telescopic rod 14 drives the hardness detector 15 to move to detect the hardness of a workpiece, and the screw rod of the inner wall of the bottom end of the machine body 1 is connected with a fixing seat 16 to realize the function of stably fixing the workpiece.
16 inside sliding connection of fixing base has contact lever 22, contact lever 22 evenly distributed is inside 16 fixing bases, all be equipped with the holding spring between every contact lever 22 and the fixing base 16, realize contact lever 22's automatic re-setting, two spout 17 have been seted up to 16 inner walls of fixing base, two equal sliding connection of spout 17 inner wall have wrong board 18, carry out spacing fixed to contact lever 22 through wrong board 18, the via hole has all been seted up to every wrong 18 outer walls of board, contact lever 22 runs through the hole, realize laminating workpiece surface's function.
Two 17 outer wall of spout one side all are equipped with the inlet port, and two 18 outer walls of wrong board all are equipped with sealing washer 19, and two 17 intercommunication of spout communicate each other, carry compressed air through the inlet port and realize quick fixed function, and two contact bar 22 outer walls all are equipped with card limit 24, realize limit function, and every contact bar 22 top outer wall all is equipped with the wearing and tearing that protective head 23 reduced the contact bar top.
In the prior art, when the hardness of a workpiece is detected, most of the workpieces are not provided with auxiliary fixing structures, and the problem of workpiece damage is easily caused, so that the detection result is influenced, when the hardness of the workpiece needs to be detected, the workpiece is firstly placed on a contact rod 22 at the top end of a fixed seat 16, after the workpiece is placed, the contact rod 22 realizes the floating contact effect of the contact rod 22 through a retaining spring, so that the top end of the contact rod 22 can completely stick to the surface of the workpiece to effectively support the workpiece, compressed air is conveyed into a sliding groove 17, after the compressed air enters the sliding groove 17, a staggered plate 18 slides in the sliding groove 17, two staggered plates 18 sliding in opposite directions limit clamping edges 24 arranged on the outer wall of the contact rod 22, after the two staggered plates 18 limit and fix the workpiece, a hydraulic telescopic rod 14 drives a hardness detector 15 to detect the hardness of the workpiece, and after the detection is finished, the fixed seat 16 discharges the compressed air, when the fixed seat 16 discharges the compressed air, the tension of the supporting spring 21 is released, the supporting spring 21 with the released tension pushes the top rod 20 out, and the pushed top rod 20 resets the wrong rod 18.
Example 4
Referring to fig. 1 and fig. 2, a further improvement is made on the basis of embodiment 1:
The inserting frame 25 in sliding connection realizes the function of blocking the fragments of the workpiece on the inner wall of the machine body 1, and simultaneously realizes the function of quick assembly, disassembly and fixation through the magnetic block 26.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an engine is intensity detection device for ceramic core and detection method thereof, includes organism (1), gear box (4), motor (5) and hydraulic telescoping rod (14), its characterized in that: a gear box (4) is connected to a screw on one side of the outer wall of the machine body (1), and a motor (5) is connected to a screw on the input end of the gear box (4) on the side away from the machine body (1);
one side of the inner wall of the machine body (1) is welded with a sliding sleeve (2), the inner wall of the sliding sleeve (2) is connected with a fixed rod (3) in a sliding way, the inner wall of one side of the machine body (1) far away from the fixed rod (3) is rotationally connected with a rotating sleeve (6), a torsion detector (7) is connected with the outer wall screw rod of the rotating sleeve (6) close to one side of the fixed rod (3), dead lever (3) and torsion detector (7) relative one side outer wall equal screw rod is connected with grip slipper (8), every equal sliding connection of grip slipper (8) inner wall has two slide (9), and two slide (9) relative one side outer wall all bonding connection has gluey piece (10), two all be equipped with reset spring (11), two between slide (9) and grip slipper (8) inner wall all is equipped with the gas circuit, every equal threaded connection has the compression trachea in grip slipper (8) outer wall one side.
2. The strength detection device for the engine ceramic core and the detection method thereof according to claim 1, characterized in that: every glue piece (10) and be fretwork latticed, sliding sleeve (2) inside sliding connection has locating pin (12), be equipped with tension spring (13) between locating pin (12) and sliding sleeve (2), dead lever (3) outer wall one side begins there is the spacing groove, the sand grip has been seted up to dead lever (3) outer wall, locating pin (12) outer wall is pegged graft with the spacing inslot wall each other.
3. The strength detection device for the engine ceramic core and the detection method thereof according to claim 1, characterized in that: organism (1) inner wall top screw rod is connected with hydraulic telescoping rod (14), hydraulic telescoping rod (14) bottom screw rod is connected with hardness detector (15), organism (1) bottom inner wall screw rod is connected with fixing base (16).
4. The strength detection device for the engine ceramic core and the detection method thereof according to claim 3, characterized in that: fixing base (16) inside sliding connection has contact bar (22), contact bar (22) evenly distributed is inside fixing base (16), every all be equipped with between contact bar (22) and fixing base (16) and keep the spring, two spout (17), two have been seted up to fixing base (16) inner wall equal sliding connection has wrong board (18), every the via hole has all been seted up to wrong board (18) outer wall, contact bar (22) link through the hole.
5. The strength detection device for the engine ceramic core and the detection method thereof according to claim 4, characterized in that: two spout (17) outer wall one side all is equipped with the inlet port, two staggered plate (18) outer wall all is equipped with sealing washer (19), two spout (17) intercommunication each other, two contact lever (22) outer wall all is equipped with card limit (24), every contact lever (22) top outer wall all is equipped with protection head (23).
6. The strength detection device for the engine ceramic core and the detection method thereof according to claim 5, characterized in that: two equal sliding connection in spout (17) outer wall one side has ejector pin (20), two ejector pin (20) are parallel to each other with wrong board (18), be equipped with between ejector pin (20) and spout (17) and hold spring (21).
7. The strength detection device for the engine ceramic core and the detection method thereof according to claim 1, characterized in that: organism (1) outer wall one side sliding connection has inserts frame (25), insert frame (25) and run through organism (1), it is close to organism (1) one side outer wall bonding connection and has magnetic path (26) to insert frame (25), insert frame (25) inner wall welded connection has fender net (27), it is the latticed of rhombus to keep off net (27).
8. The method for detecting the strength of the engine ceramic core using the strength detection device for the engine ceramic core according to claim 1 is characterized by comprising the following steps:
a1, pulling the positioning pin (12), sliding the fixing rod (3) according to the length of a workpiece, opening the positioning pin (12) after the fixing rod (3) slides to a required position, resetting the positioning pin (12) through the tension of the tension spring (13) after the positioning pin (12) is loosened, inserting the reset positioning pin (12) into a limiting groove in the outer wall of the fixing rod (3), and limiting and fixing the fixing rod (3) through the mutual insertion of the positioning pin (12) and the limiting groove;
a2, after the fixing rod (3) is stably fixed, the workpiece is placed between the two clamping seats (8), when the workpiece is placed, compressed air is input into the inner walls of the two clamping seats (8), when the two clamping seats (8) simultaneously input the compressed air, the sliding plates (9) which are connected with the inner walls of the clamping seats (8) in a sliding way are ejected out, the sliding plates (9) which are close to each other are used for clamping the workpiece, the hollow grid-shaped rubber blocks (10) avoid the damage of the outer wall of the workpiece in the clamping process, when the workpiece is fixed stably, the motor (5) is started, when the motor (5) is started, the internal gear of the gear box (4) is driven to rotate, the gear box (4) amplifies the torque force of the motor (5) and then drives the rotating sleeve (6) to rotate, the rotating sleeve (6) drives the torque force detector (7) to rotate, and the rotating torque force detector (7) performs torque force detection on a workpiece clamped and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210494500.XA CN114813418A (en) | 2022-05-07 | 2022-05-07 | Strength detection device for engine ceramic core and detection method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210494500.XA CN114813418A (en) | 2022-05-07 | 2022-05-07 | Strength detection device for engine ceramic core and detection method thereof |
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| CN114813418A true CN114813418A (en) | 2022-07-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116124797A (en) * | 2023-02-07 | 2023-05-16 | 江苏星源电站冶金设备制造有限公司 | Wear-resistant ceramic composite pipe line detection device |
-
2022
- 2022-05-07 CN CN202210494500.XA patent/CN114813418A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116124797A (en) * | 2023-02-07 | 2023-05-16 | 江苏星源电站冶金设备制造有限公司 | Wear-resistant ceramic composite pipe line detection device |
| CN116124797B (en) * | 2023-02-07 | 2023-09-22 | 江苏星源电站冶金设备制造有限公司 | Wear-resistant ceramic composite pipe line detection device |
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