CN113109453A - Nondestructive testing method and device for high-temperature alloy forging - Google Patents

Abstract

The invention relates to the technical field of post-forging processing, in particular to a nondestructive testing method and a nondestructive testing device for a high-temperature alloy forging piece. The automatic feeding mechanism is adopted, the high-temperature forging piece can be automatically conveyed to the detection area, the angle and the clamping position of the high-temperature forging piece can be conveniently adjusted through the multi-angle clamping and adjusting mechanism, and the influence on a flaw detector is reduced.

Description

Nondestructive testing method and device for high-temperature alloy forging

Technical Field

The invention relates to the technical field of forging processing, in particular to a nondestructive testing method and a nondestructive testing device for a high-temperature alloy forging.

Background

When the forging piece is forged, due to the influence of factors such as high temperature and the like, the inside of the forging piece can be damaged after the forging piece is cooled, and the forging piece is troublesome to heat after being cooled, so that resources are wasted, and the detection of the high-temperature forging piece is particularly important.

The nondestructive testing method is characterized in that the nondestructive testing method is implemented through a flaw detector, the flaw detector transmits ultrasonic waves, and according to the fed-back wavelength, whether damage such as fracture exists in a detected object can be analyzed, the existing testing device needs to manually clamp a high-temperature forging piece on a testing table for testing, workers are very easy to scald in the operation process, and when flaw detection is performed, the angle and the clamping position of the high-temperature forging piece are not easy to adjust, so that the clamp can interfere with the detection data of the flaw detector, and the testing accuracy is affected.

Disclosure of Invention

The invention aims to provide a nondestructive testing method and a nondestructive testing device for a high-temperature alloy forging, and aims to solve the problems that in the background art, workers are easily scalded in the operation process, and the angle and the clamping position of the high-temperature forging are not easy to adjust during flaw detection, so that a clamp interferes with the detection data of a flaw detector, and the detection accuracy is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: a nondestructive testing device for high-temperature alloy forgings comprises a transverse conveying assembly and a testing assembly, wherein the transverse conveying assembly comprises a conveying frame side plate and a first guide roller, the conveying frame side plate is arranged at the front end and the rear end of the first guide roller, the two ends of the first guide roller are rotatably connected with the conveying frame side plate through bearings, a vertical lifting assembly is installed at the center of the conveying frame side plate, a multi-angle clamping assembly is installed above the vertical lifting assembly and comprises supporting plates, the number of the supporting plates is four, the four supporting plates are arranged in a square shape, a transverse clamping mechanism and a longitudinal clamping mechanism are respectively fixed on the four supporting plates, the transverse clamping mechanism comprises a shell, the shell is fixedly connected with the supporting plates through screws, and a second hydraulic cylinder is fixed in the shell through screws, the output swing joint of second hydraulic cylinder has the connecting piece, and the output of second hydraulic cylinder is connected with the universal driving shaft through the connecting piece, the one end that the universal driving shaft deviates from the connecting piece runs through the shell, the clamp splice has been cup jointed to the one end that the universal driving shaft deviates from the connecting piece, the inside below that is close to the second hydraulic cylinder of shell is fixed with step motor, step motor's output has cup jointed the driving gear.

Preferably, the vertical lifting assembly comprises a second guide roller and a first hydraulic oil cylinder, through grooves are uniformly formed in the outer surface of one side, close to the vertical lifting assembly, of the conveying frame side plate, and two ends of the second guide roller penetrate through the through grooves.

Preferably, the driving medium has all been cup jointed at the both ends of second deflector roll, the one end that the driving medium deviates from the second deflector roll is connected with the fixed plate through the connecting axle, the lower surface of fixed plate has the link through the screw fixation, the link is connected fixedly with first hydraulic cylinder's output, first hydraulic cylinder passes through the screw and is fixed with the inner wall connection of carriage curb plate.

Preferably, the surface of fixed plate has servo motor through the screw fixation, and servo motor's output is connected fixedly through the center department of shaft coupling and driving medium, the driving medium comprises sprocket and chain, and the both ends at the second deflector roll are fixed to the sprocket, and the chain cover is on the sprocket.

Preferably, the detection assembly comprises a supporting rod, a transverse linear sliding table is fixed to the top end of the supporting rod, a longitudinal linear sliding table is connected to the upper surface of the transverse linear sliding table in a sliding mode, and a flaw detector is connected to the upper surface of the longitudinal linear sliding table in a sliding mode.

Preferably, the lower surface of the supporting plate is fixed with a reinforcing rib, and one end of the reinforcing rib, which deviates from the supporting plate, is fixedly connected with the outer surface of the conveying frame side plate.

Preferably, the connecting piece includes a fixed sleeve, the fixed sleeve is connected with the universal driving shaft through a screw and is fixed, the outer surface of the fixed sleeve is connected with a limiting sleeve in a screwing mode, the output end of the second hydraulic cylinder is connected with the limiting sleeve in a rotating mode through a bearing, a driven gear is sleeved on the outer surface of the universal driving shaft, and the driven gear is meshed with the driving gear.

A nondestructive testing method and a nondestructive testing device for high-temperature alloy forgings are characterized in that: the nondestructive testing method comprises the following steps:

s1, placing a high-temperature forging piece on a detection table, placing the high-temperature forging piece on a first guide roller, conveying the high-temperature forging piece to a vertical lifting assembly through rolling of the first guide roller, driving the high-temperature forging piece to ascend to be flush with a multi-angle clamping assembly through operation of the vertical lifting assembly, driving a clamping block to clamp the high-temperature forging piece through a second hydraulic oil cylinder, and then descending the vertical lifting assembly to be far away from the high-temperature forging piece;

s2, flaw detection is carried out through a flaw detector, the longitudinal linear sliding table works to drive the flaw detector to move longitudinally to carry out longitudinal scanning flaw detection on the high-temperature forging, and the transverse linear sliding table drives the longitudinal linear sliding table to move transversely to drive the flaw detector to carry out transverse flaw detection on the high-temperature forging;

and S3, carrying out computer analysis, wherein the flaw detector transmits the scanning data to a computer, and analyzing whether the high-temperature forging is qualified or not through the computer.

Compared with the prior art, the invention has the beneficial effects that: the nondestructive testing method and the nondestructive testing device for the high-temperature alloy forging piece adopt the automatic feeding mechanism, the high-temperature forging piece can be automatically conveyed to a testing area, the angle and the clamping position of the high-temperature forging piece can be conveniently adjusted through the multi-angle clamping and adjusting mechanism, and the influence on a flaw detector is reduced.

The vertical lifting assembly is arranged on a side plate of the conveying frame, so that the high-temperature forged piece can be directly conveyed to a second guide roller through a first guide roller, the connecting frame is driven to ascend through a first hydraulic oil cylinder, the connecting frame drives the second guide roller to ascend through a fixed plate, the high-temperature forged piece can be conveyed between the transverse clamping mechanism and the longitudinal clamping mechanism, the linkage shaft is driven by a second hydraulic oil cylinder to drive the connecting piece to drive the clamping block to clamp the high-temperature forged piece, the second guide roller can return, the interference to a flaw detector is reduced, during flaw detection, the stepping motor drives the driven gear to rotate through the driving gear, so that the linkage shaft drives the high-temperature forged piece to rotate through the clamping block, the flaw detection positions are switched, and according to different shapes of the high-temperature forged piece and different main flaw detection positions, the high-temperature forged piece can be clamped from two ends of, the convenience is detected from the both ends of high temperature forging, uses cylindric high temperature forging, improves and detects forging shape variety.

Drawings

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

FIG. 2 is a schematic view of the cross feed assembly and the multi-angle clamping assembly of FIG. 1;

FIG. 3 is a schematic view of the side plate of the carriage of FIG. 1 according to the present invention;

FIG. 4 is a schematic cross-sectional front view of the vertical lift assembly of FIG. 1 in accordance with the present invention;

FIG. 5 is a schematic cross-sectional side view of the vertical lift assembly of FIG. 4 according to the present invention;

FIG. 6 is a front cross-sectional view of the transverse clamping mechanism of FIG. 1 in accordance with the present invention;

fig. 7 is a front sectional view of the structure of the connector of fig. 6 according to the present invention.

In the figure: 1. a lateral transfer assembly; 101. a carriage side plate; 102. a first guide roller; 103. a vertical lift assembly; 1031. a second guide roller; 1032. a transmission member; 1033. a fixing plate; 1034. a connecting frame; 1035. a first hydraulic cylinder; 104. a through groove; 2. a detection component; 201. a support bar; 202. a transverse linear sliding table; 203. a longitudinal linear sliding table; 204. a flaw detector; 3. a multi-angle clamping assembly; 301. a support plate; 302. a transverse clamping mechanism; 3021. a housing; 3022. a second hydraulic cylinder; 3023. a connecting member; 30231. fixing the sleeve; 30232. a limiting sleeve; 30233. a driven gear; 3024. a linkage shaft; 3025. a clamping block; 3026. a stepping motor; 3027. a driving gear; 303. and a longitudinal clamping mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings 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 of the 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.

Referring to fig. 1-7, an embodiment of the present invention is shown: the utility model provides a nondestructive test device for superalloy forging, including transverse transport subassembly 1 and determine module 2, transverse transport subassembly 1 includes carriage curb plate 101 and first deflector roll 102, first deflector roll 102 evenly arranges on carriage curb plate 101, the both ends of first deflector roll 102 are all linked through sprocket and chain, servo motor still is equipped with at first deflector roll 102 one end at the end, servo motor fixes on carriage curb plate 101, be used for driving first deflector roll 102 and rotate, carry the high temperature forging, carriage curb plate 101 is both ends around first deflector roll 102 and arranges, and the both ends of first deflector roll 102 all rotate with carriage curb plate 101 through the bearing and be connected, carriage curb plate 101's center department installs perpendicular lifting assembly 103, perpendicular lifting assembly 103 is used for upwards lifting the high temperature forging that first deflector roll 102 conveyed.

The multi-angle clamping assembly 3 is installed above the vertical lifting assembly 103, the multi-angle clamping assembly 3 comprises four supporting plates 301, the four supporting plates 301 are arranged in a square shape, a transverse clamping mechanism 302 and a longitudinal clamping mechanism 303 are respectively fixed on the four supporting plates 301 to realize clamping in different directions, the transverse clamping mechanism 302 comprises a shell 3021, the shell 3021 is fixedly connected with the supporting plates 301 through screws, a second hydraulic cylinder 3022 is fixed in the shell 3021 through screws, the output end of the second hydraulic cylinder 3022 is movably connected with a connecting piece 3023, the output end of the second hydraulic cylinder 3022 is connected with a linkage shaft 3024 through the connecting piece 3023, one end of the linkage shaft 3024 departing from the connecting piece 3023 penetrates through the shell 3021, one end of the linkage shaft 3024 departing from the connecting piece 3023 is sleeved with a clamping block 3025, a stepping motor 3026 is fixed in the shell 3021 under the position close to the second hydraulic cylinder 3022, the output end of the stepping motor 3026 is sleeved with a driving gear 3027, the stepping motor 3026 can drive the driving gear 3027 to rotate and drive the connecting piece 3023 to rotate, so that the connecting piece 3023 drives the clamp block 3025 to rotate through the universal driving shaft 3024 to drive the high-temperature forged piece to turn over, and the overall structure of the transverse clamping mechanism 302 is the same as that of the support plate 301.

Further, as shown in fig. 1 and fig. 5, the vertical lifting assembly 103 includes a second guide roller 1031 and a first hydraulic cylinder 1035, through grooves 104 are uniformly formed on the outer surface of the side of the carriage side plate 101 close to the vertical lifting assembly 103, and both ends of the second guide roller 1031 pass through the through grooves 104, so that the second guide roller 1031 can be conveniently lifted in the through grooves 104.

Further, as shown in fig. 4-5, both ends of the second guide roller 1031 are sleeved with a transmission member 1032, one end of the transmission member 1032, which is away from the second guide roller 1031, is connected to a fixing plate 1033 through a connecting shaft, a connecting frame 1034 is fixed to the lower surface of the fixing plate 1033 through screws, the connecting frame 1034 is connected and fixed to the output end of the first hydraulic cylinder 1035, the first hydraulic cylinder 1035 is connected and fixed to the inner wall of the conveying frame side plate 101 through screws, the connecting frame 1034 is driven to lift by the first hydraulic cylinder 1035, and the fixing plate 1033 is driven to drive the second guide roller 1031 to lift up and down in the through groove 104, so as to drive the high-temperature.

Further, as shown in fig. 4, a servo motor is fixed on the outer surface of the fixing plate 1033 through screws, the output end of the servo motor is fixedly connected with the center of the transmission member 1032 through a coupler, the transmission member 1032 is composed of a chain wheel and a chain, the chain wheel is fixed at two ends of the second guide roller 1031, the chain is sleeved on the chain wheel, one transmission member 1032 is driven by the servo motor to rotate, and then the four transmission members 1032 can be driven to rotate synchronously, so that the four second guide rollers 1031 can rotate synchronously to convey the high-temperature forged piece.

Further, as shown in fig. 1, the detection assembly 2 includes a support rod 201, a horizontal linear sliding table 202 is fixed on a top end of the support rod 201, an upper surface of the horizontal linear sliding table 202 is slidably connected with a longitudinal linear sliding table 203, an upper surface of the longitudinal linear sliding table 203 is slidably connected with a flaw detector 204, the longitudinal linear sliding table 203 can drive the flaw detector 204 to move back and forth, and the horizontal linear sliding table 202 can drive the longitudinal linear sliding table 203 to move left and right, which is the prior art and will not be described herein.

Further, as shown in fig. 1, a reinforcing rib is fixed on the lower surface of the supporting plate 301, and one end of the reinforcing rib, which is away from the supporting plate 301, is fixedly connected with the outer surface of the conveying frame side plate 101, so that the supporting strength of the supporting plate 301 is improved.

Further, as shown in fig. 7, the connecting member 3023 includes a fixing sleeve 30231, the fixing sleeve 30231 is fixedly connected to the linkage shaft 3024 through a screw, a limiting sleeve 30232 is screwed to an outer surface of the fixing sleeve 30231, and by this structural design, the linkage shaft 3024 is conveniently connected to the output end of the transverse clamping mechanism 302, the output end of the second hydraulic cylinder 3022 is rotatably connected to the limiting sleeve 30232 through a bearing, so that when the linkage shaft 3024 rotates to adjust the clamping block 3025, the second hydraulic cylinder 3022 is not affected, the outer surface of the linkage shaft 3024 is sleeved with the driven gear 30233, the driven gear 30233 is engaged with the driving gear 3027, the driving gear 3027 is driven by the stepping motor 3026 to rotate, and the driven gear 30233 is driven to drive the linkage shaft 3024 to rotate.

A nondestructive testing method and a nondestructive testing device for high-temperature alloy forgings are disclosed, wherein the nondestructive testing method comprises the following steps:

s1, placing a high-temperature forging piece on a detection platform, placing the high-temperature forging piece on a first guide roller 102, conveying the high-temperature forging piece to a vertical lifting assembly 103 through the rolling of the first guide roller 102, driving the high-temperature forging piece to ascend to be flush with a multi-angle clamping assembly 3 through the work of the vertical lifting assembly 103, facilitating the clamping of the high-temperature forging piece by the multi-angle clamping assembly 3, enabling the high-temperature forging piece to be clamped conveniently without manually clamping the forging piece to the detection platform, enabling the high-temperature forging piece to be safer, driving a clamping block 3025 to clamp the high-temperature forging piece through a second hydraulic oil cylinder 3022, enabling the vertical lifting assembly 103 to;

s2, flaw detection is carried out through a flaw detector, the flaw detector 204 is driven to move longitudinally through the operation of the longitudinal linear sliding table 203 to carry out longitudinal scanning flaw detection on the high-temperature forging, the longitudinal linear sliding table 203 is driven to move transversely through the transverse linear sliding table 202, the flaw detector 204 can be driven to carry out transverse flaw detection on the high-temperature forging, and all-round detection on the high-temperature forging is ensured;

and S3, carrying out computer analysis, wherein the flaw detector 204 transmits the scanning data to a computer, and analyzing whether the high-temperature forging is qualified or not through the computer, which is the prior art and is not described more herein.

The working principle is as follows: during the use, switch on the equipment power, put high temperature forging on first deflector roll 102, through switch on, make the servo motor on the carriage curb plate 101 drive first deflector roll 102 and rotate, roll through first deflector roll 102 and send high temperature forging to perpendicular lift assembly 103 on, drive link 1034 through first hydraulic cylinder 1035 and drive fixed plate 1033 and rise, make fixed plate 1033 drive high temperature forging through second deflector roll 1031 and rise to flush with multi-angle clamping component 3.

Then, a second hydraulic cylinder 3022 drives a connecting piece 3023 to drive a linkage shaft 3024 to push a clamp block 3025 to clamp the high-temperature forged piece, a second guide roller 1031 can retract, interference on the flaw detector 204 is reduced, when flaw detection is performed, a stepping motor 3026 drives a driven gear 30233 to rotate through a driving gear 3027, so that the linkage shaft 3024 drives the high-temperature forged piece to rotate through the clamp block 3025, flaw detection positions are switched, and clamping from two ends of the high-temperature forged piece through a transverse clamping mechanism 302 or clamping the waist of the high-temperature forged piece through a longitudinal clamping mechanism 303 can be selected according to different shapes of the high-temperature forged piece and different main flaw detection positions.

When detecting cylindrical high-temperature forgings, such as shaft forgings, whether the two ends of the shaft are qualified or not is very important, at the moment, the longitudinal clamping mechanism 303 is required to work, the shaft is clamped by the waist of the shaft, and then the shaft is rotated to be perpendicular to the flaw detector 204, so that the two ends of the shaft can be detected.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a nondestructive test device for superalloy forging, includes transverse conveying subassembly (1) and determine module (2), its characterized in that: the horizontal conveying assembly (1) comprises a conveying frame side plate (101) and a first guide roller (102), the conveying frame side plate (101) is arranged at the front end and the rear end of the first guide roller (102), the two ends of the first guide roller (102) are rotatably connected with the conveying frame side plate (101) through bearings, the vertical lifting assembly (103) is installed at the center of the conveying frame side plate (101), the multi-angle clamping assembly (3) is installed above the vertical lifting assembly (103), the multi-angle clamping assembly (3) comprises a supporting plate (301), the number of the supporting plate (301) is four, the supporting plate (301) is arranged in a square shape, a horizontal clamping mechanism (302) and a vertical clamping mechanism (303) are respectively fixed on the four supporting plates (301), the horizontal clamping mechanism (302) comprises a shell (3021), and the shell (3021) is fixedly connected with the supporting plate (301) through screws, the inside of shell (3021) has second hydraulic cylinder (3022) through the screw fixation, the output swing joint of second hydraulic cylinder (3022) has connecting piece (3023), and the output of second hydraulic cylinder (3022) is connected with universal driving shaft (3024) through connecting piece (3023), shell (3021) is run through to the one end that universal driving shaft (3024) deviates from connecting piece (3023), clamp splice (3025) have been cup jointed to the one end that universal driving shaft (3024) deviates from connecting piece (3023), the below that the inside of shell (3021) is close to second hydraulic cylinder (3022) is fixed with step motor (3026), driving gear (3027) have been cup jointed to the output of step motor (3026).

2. The nondestructive testing device for high temperature alloy forgings as set forth in claim 1, wherein: the vertical lifting assembly (103) comprises a second guide roller (1031) and a first hydraulic oil cylinder (1035), through grooves (104) are uniformly formed in the outer surface of one side, close to the vertical lifting assembly (103), of the conveying frame side plate (101), and two ends of the second guide roller (1031) penetrate through the through grooves (104).

3. The nondestructive testing device for high temperature alloy forgings as set forth in claim 2, wherein: the two ends of the second guide roller (1031) are sleeved with transmission pieces (1032), one end, deviating from the second guide roller (1031), of each transmission piece (1032) is connected with a fixing plate (1033) through a connecting shaft, a connecting frame (1034) is fixed to the lower surface of each fixing plate (1033) through screws, the connecting frame (1034) is connected and fixed with the output end of the first hydraulic oil cylinder (1035), and the first hydraulic oil cylinder (1035) is connected and fixed with the inner wall of the conveying frame side plate (101) through screws.

4. The nondestructive testing device for high temperature alloy forgings as set forth in claim 3, wherein: the surface of fixed plate (1033) is fixed with servo motor through the screw, and servo motor's output passes through the shaft coupling and is connected fixedly with the center department of driving medium (1032), driving medium (1032) comprise sprocket and chain, and the both ends at second deflector roll (1031) are fixed to the sprocket, and the chain cover is on the sprocket.

5. The nondestructive testing device for high temperature alloy forgings as set forth in claim 1, wherein: the detection assembly (2) comprises a supporting rod (201), a transverse linear sliding table (202) is fixed to the top end of the supporting rod (201), the upper surface of the transverse linear sliding table (202) is connected with a longitudinal linear sliding table (203), and the upper surface of the longitudinal linear sliding table (203) is connected with a flaw detector (204).

6. The nondestructive testing device for high temperature alloy forgings as set forth in claim 1, wherein: the lower surface of the supporting plate (301) is fixed with reinforcing ribs, and one end of each reinforcing rib departing from the supporting plate (301) is fixedly connected with the outer surface of the conveying frame side plate (101).

7. The nondestructive testing device for high temperature alloy forgings as set forth in claim 1, wherein: connecting piece (3023) are including fixed sleeve (30231), fixed sleeve (30231) are connected fixedly through screw and universal driving shaft (3024), the surface of fixed sleeve (30231) closes soon and is connected with spacing sleeve (30232), the output of second hydraulic cylinder (3022) is passed through the bearing and is connected with spacing sleeve (30232) rotation, driven gear (30233) have been cup jointed to the surface of universal driving shaft (3024), and driven gear (30233) and driving gear (3027) meshing.

8. A nondestructive testing method for a high-temperature alloy forging is characterized by comprising the following steps: the nondestructive testing method comprises the following steps:

s1, placing a high-temperature forging on a detection table, placing the high-temperature forging on a first guide roller (102), rolling the high-temperature forging through the first guide roller (102), conveying the high-temperature forging to a vertical lifting assembly (103), driving the high-temperature forging to ascend to be flush with a multi-angle clamping assembly (3) through the work of the vertical lifting assembly (103), driving a clamping block (3025) to clamp the high-temperature forging through a second hydraulic oil cylinder (3022), and then descending the vertical lifting assembly (103) to be far away from the high-temperature forging;

s2, flaw detection is carried out through a flaw detector, the longitudinal linear sliding table (203) works to drive the flaw detector (204) to move longitudinally to carry out longitudinal scanning flaw detection on the high-temperature forging, and the transverse linear sliding table (202) drives the longitudinal linear sliding table (203) to move transversely to drive the flaw detector (204) to carry out transverse flaw detection on the high-temperature forging;

and S3, carrying out computer analysis, wherein the flaw detector transmits the scanning data to a computer, and analyzing whether the high-temperature forging is qualified or not through the computer.

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