CN114440819B - Pipeline unevenness detection device for liquid expansion forming - Google Patents
Pipeline unevenness detection device for liquid expansion forming Download PDFInfo
- Publication number
- CN114440819B CN114440819B CN202210357383.2A CN202210357383A CN114440819B CN 114440819 B CN114440819 B CN 114440819B CN 202210357383 A CN202210357383 A CN 202210357383A CN 114440819 B CN114440819 B CN 114440819B
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- shaped
- rod
- steel pipe
- detection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/30—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring roughness or irregularity of surfaces
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention belongs to the technical field of liquid expansion forming, and particularly relates to a pipeline unevenness detection device for liquid expansion forming, which comprises a base, wherein the upper end of the base is fixedly connected with a detection mechanism and a movable supporting mechanism, and a steel pipe is clamped and supported on the movable supporting mechanism; the detection mechanism comprises a support fixedly connected to the upper end of the base, a U-shaped fixing rod is fixedly connected to the side wall of the upper end of the support, detection and collection ends are arranged on the surfaces of the two ends of the U-shaped fixing rod, graph conversion mechanisms are fixedly connected to the back of the rear end of the U-shaped fixing rod and the two sides of the back of the U-shaped fixing rod, and the detection and collection ends are connected with the graph conversion mechanisms through displacement transmission mechanisms. The method can visually display the concave-convex defects on the surface of the steel pipe in a linear mode, so that more accurate basic data can be obtained in the accurate liquid expansion forming process, the liquid expansion forming quality is guaranteed, and the cost is saved.
Description
Technical Field
The invention belongs to the technical field of liquid expansion forming, and particularly relates to a pipeline unevenness detection device for liquid expansion forming.
Background
The liquid expansion forming process includes setting metal pipe as prefabricated part inside mold, sealing two ends of the metal pipe, filling high pressure liquid into the pipe and pressing the metal pipe to expand inside the mold for forming.
The steel pipe is a material of common use in the liquid bloated shaping, the steel pipe is because the restriction of mould and production technology that it received in actual production, the steel pipe surface can produce the unsmooth face of unevenness, cause the wall thickness of steel pipe inhomogeneous, direct application can lead to making original calculation parameter error because the wall thickness is inhomogeneous in some accurate complicated liquid bloated shaping technologies, and then lead to the position of the thinner department of steel pipe to receive stress cracking's problem, influence the fashioned quality of liquid bloated and lead to the fact manufacturing cost's improvement, consequently need detect the surface smoothness of steel pipe before liquid bloated shaping operation.
At present, the flatness of the surface of the steel pipe is mostly detected through a laser range finder, and the following defects exist:
1. because the surface of the steel pipe is a curved surface, the detection and positioning by using a laser range finder are complicated and inconvenient, errors are easy to generate, and the detection precision is low;
2. the detection observation degree of the inner wall of the pipeline is insufficient, the variability of the unevenness degree of each point position of the pipeline cannot be visually displayed, and the position of the pipeline corresponding to the concave-convex defect cannot be quickly positioned by a worker, so that the subsequent calculation judgment efficiency is influenced.
Therefore, we propose a device for detecting unevenness of a liquid-swelling formed pipe to solve the above problems.
Disclosure of Invention
The invention aims to solve the problems and provides a pipeline unevenness detection device for liquid expansion forming.
In order to achieve the purpose, the invention provides the following technical scheme: a pipeline unevenness detection device for liquid expansion forming comprises a base, wherein the upper end of the base is fixedly connected with a detection mechanism and a movable supporting mechanism, and a steel pipe is clamped and supported on the movable supporting mechanism;
the detection mechanism comprises a support fixedly connected to the upper end of the base, a U-shaped fixing rod is fixedly connected to the side wall of the upper end of the support, detection and acquisition ends are arranged on the surfaces of two ends of the U-shaped fixing rod, a pattern conversion mechanism is fixedly connected to the upper side and the lower side of one end, close to the support, of the U-shaped fixing rod, and the detection and acquisition ends and the pattern conversion mechanism are connected through a displacement transmission mechanism;
the movable supporting mechanism comprises an L-shaped supporting plate, the lower side of the L-shaped supporting plate is connected with the upper side of the base through a reciprocating driving mechanism, the upper end of the horizontal part of the L-shaped supporting plate is fixedly connected with an arc-shaped supporting plate through a plurality of supporting columns, the steel pipe is placed in the arc-shaped supporting plate, the vertical part of the L-shaped supporting plate is rotatably sleeved with a rotating shaft, one side of the rotating shaft, which is close to the steel pipe, is fixedly connected with a positioning disc, the side wall of the positioning disc is fixedly embedded with an annular electromagnetic plate which is in magnetic connection with the steel pipe, and the reciprocating driving mechanism is connected with the rotating shaft through an intermittent speed reduction transmission mechanism;
reciprocating drive mechanism includes two symmetry fixed connection curb plates in the base upper end, two reciprocating screw rod of fixedly connected with between the curb plate, two bearing frames of the downside symmetry fixedly connected with of L shape backup pad, and the bearing frame internal rotation has cup jointed the removal barrel that cup joints with reciprocating screw rod screw thread, two cardboards of L shape backup pad horizontal part upper end symmetry fixedly connected with rotate between two cardboards and are connected with hollow structure's transfer line, one of them the outside fixedly connected with double-shaft motor of cardboard, double-shaft motor's output and the one end fixed connection of transfer line, be connected through belt pulley assembly between transfer line and the removal barrel.
In foretell a pipeline unevenness degree detection device for liquid inflation shaping, it includes that many activities are inserted the crowded push rod of establishing on U-shaped dead lever one end surface, many to detect the collection end crowded push rod is close to the same contact roller of one end fixedly connected with of steel pipe, a plurality of crowded push springs of fixedly connected with between contact roller and the U-shaped dead lever, it is a plurality of crowded push spring overlaps respectively to be established outside many crowded push rods, many the same anticreep board of one end fixedly connected with of contact roller is kept away from to crowded push rod.
In foretell a be used for fashioned pipeline unevenness degree detection device of liquid swelling, the graph switching mechanism includes the conversion box of fixed connection in the U-shaped dead lever outside, rotates the wind-up wheel and the unreeling wheel of connection in the U-shaped dead lever outside, the vertical inner wall fixedly connected with paper disc axle of conversion box, the one end outside of paper disc axle rotates and is connected with the powdered ink paper dish, it has the paper tape to wind on wind-up wheel and the unreeling wheel, the opening that the paper tape was seted up through the conversion box lateral wall stretches into in the conversion box, and sets up the rear side at the powdered ink paper dish, the front side of conversion box is seted up and is equipped with the bar opening, and corresponds and is provided with the discharge needle in the bar opening, be connected through synchronous drive mechanism between wind-up wheel and the reciprocating drive mechanism.
In the above device for detecting unevenness of a liquid expansion molded pipeline, the displacement transmission mechanism comprises a plurality of guide frames fixedly connected to the outer sides of the U-shaped fixing rods, the plurality of guide frames are slidably sleeved with the same rack bar, one end of the toothed bar is rotatably connected with a push-pull rod which is obliquely arranged, one end of the push-pull rod is rotatably connected with the side wall of the anti-falling plate, the outer side of the U-shaped fixed rod is also fixedly connected with a U-shaped vertical plate close to one side of the figure conversion mechanism, the side wall of one side of the U-shaped vertical plate opposite to the U-shaped fixed rod is rotatably connected with a rotating screw rod through a bearing, the outer wall of the rotating screw is fixedly sleeved with a transmission gear, a toothed groove meshed with the transmission gear is arranged on the toothed bar, the rod wall thread of the rotating screw rod is sleeved with a lifting block, the side wall of the lifting block is fixedly connected with a U-shaped connecting frame, and the U-shaped connecting frame is fixedly connected with the discharge needle.
In the above-mentioned pipeline unevenness detection device for liquid inflation molding, the intermittent reduction transmission mechanism includes the jackshaft that rotates to be connected in the vertical portion outside of L shape backup pad, the jackshaft is outer to rotate the cup joint and is had reduction gear and incomplete gear, the one end output shaft of biax motor runs through and stretches out the L shape backup pad outside and fixedly connected with and reduction gear engaged with driving gear, the one end fixedly connected with of pivot and incomplete gear engaged with driven gear.
In foretell a pipeline unevenness degree detection device for liquid inflation shaping, synchronous drive mechanism is including rotating the connecting axle of connection on the U-shaped dead lever, the connecting axle is fixed to cup joint with the rolling wheel, the fixed worm wheel that has cup jointed of lower extreme of connecting axle, the lateral wall of support rotates and has cup jointed the worm with worm wheel meshing, the one end pole wall and the transfer line internalization of worm cup joint, the one end pole wall of worm and the inboard of transfer line are the rectangle structure that corresponds.
In the above-mentioned pipeline unevenness detection device for liquid inflation molding, the lower extreme symmetry fixedly connected with of L shape backup pad has a plurality of spacing sliders, the upper end of base is seted up the spacing spout that matches the sliding connection with spacing slider.
Compared with the prior art, the invention provides a pipeline unevenness detection device for liquid expansion forming, which has the following beneficial effects:
1. the pipeline unevenness degree detection device for liquid expansion forming comprises a detection acquisition end, a pattern conversion mechanism and a displacement transmission mechanism, when a contact roller in the detection acquisition end encounters concave-convex defects on the surface of a steel pipe, the displacement variation quantity of the contact roller is stably transmitted into the pattern conversion mechanism through the displacement transmission mechanism to drive a discharge needle to move up and down, a marking line with the concave-convex defects on the surface of the steel pipe is left on a paper tape through the matching of the discharge needle and a toner paper disk, the concave-convex defects on the surface of the steel pipe can be visually displayed in a linear mode, and the paper tape synchronously moves along with the steel pipe, so that the specific position of the line position changing on the paper tape corresponding to the detection surface of the steel pipe can be reversely pushed out, the position with the unevenness on the surface of the steel pipe can be rapidly and accurately positioned and judged, the detection precision is ensured, and the change position of the unevenness of the steel pipe can be confirmed at the same time, and then the wall thickness of the steel pipe at different positions is accurately calculated, so that more accurate basic data can be obtained in the accurate liquid expansion forming process, the liquid expansion forming quality is ensured, and the cost is saved.
2. The pipeline unevenness degree detection device for liquid expansion forming is characterized in that an L-shaped support plate, a reciprocating driving mechanism and an intermittent speed reduction transmission mechanism are arranged, an arc-shaped support plate connected to the L-shaped support plate is used for limiting and placing a steel pipe, the reciprocating driving mechanism can drive the steel pipe to reciprocate relative to the detection mechanism to perform continuous detection operation, the intermittent speed reduction transmission mechanism is matched to complete detection of one-way sections of the steel pipe, so that a square pipe rotates to perform continuous detection of the next point-face position, manual operation is not needed, the automation degree is high, the detection efficiency is improved, a winding wheel is driven to synchronously rotate by the synchronous transmission mechanism while the reciprocating driving mechanism moves, synchronous movement of paper tapes is completed, operation of three working positions can be completed by one driving mechanism, the production cost is greatly saved, the synchronism is good, and an additional controller is not needed to perform integral control, is convenient for production and use.
In conclusion: the method can visually display the concave-convex defects on the surface of the steel pipe in a linear pattern, so that more accurate basic data can be obtained in the accurate liquid expansion forming process, the liquid expansion forming quality is ensured, and the cost is saved.
Drawings
FIG. 1 is a schematic structural diagram of a device for detecting unevenness of a liquid-expansion formed pipeline according to the present invention;
FIG. 2 is a schematic structural diagram of a detection and collection end of a device for detecting unevenness of a liquid expansion molded pipeline according to the present invention;
FIG. 3 is a schematic structural diagram of a graph transformation mechanism of the device for detecting unevenness of a liquid-expanded formed pipeline provided by the invention;
FIG. 4 is a top view of FIG. 3;
fig. 5 is a schematic structural diagram of a displacement transmission mechanism of the device for detecting unevenness of a liquid-expansion formed pipeline provided by the invention.
In the figure: 1. a base; 2. a detection mechanism; 21. a support; 22. a U-shaped fixing rod; 23. detecting an acquisition end; 231. extruding a push rod; 232. a contact roller; 233. pushing the spring; 234. an anti-drop plate; 24. a pattern conversion mechanism; 241. a switch box; 242. a winding wheel; 243. unwinding wheels; 244. a paper reel shaft; 245. a toner cartridge; 246. a paper tape; 247. a strip-shaped opening; 248. a discharge needle; 249. a synchronous transmission mechanism; 2491. a connecting shaft; 2492. a worm gear; 2493. a worm; 25. a displacement transmission mechanism; 251. a guide frame; 252. a rack bar; 253. a push-pull rod; 254. a U-shaped vertical plate; 255. rotating the screw rod; 256. a transmission gear; 257. a lifting block; 258. a U-shaped connecting frame; 3. a mobile support mechanism; 31. an L-shaped support plate; 32. a reciprocating drive mechanism; 321. a side plate; 322. a reciprocating screw rod; 323. moving the screw cylinder; 324. clamping a plate; 325. a transmission rod; 326. a dual-axis motor; 327. a pulley assembly; 33. a support column; 34. an arc-shaped supporting plate; 35. a rotating shaft; 36. positioning a plate; 37. an annular electromagnetic plate; 38. an intermittent reduction transmission mechanism; 381. an intermediate shaft; 382. a reduction gear; 383. an incomplete gear; 384. a driving gear; 385. a driven gear; 4. a steel pipe; 5. a limiting slide block; 6. a limiting chute.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Referring to fig. 1-5, a device for detecting the unevenness of a liquid expansion molded pipeline comprises a base 1, wherein the upper end of the base 1 is fixedly connected with a detection mechanism 2 and a movable supporting mechanism 3, and a steel pipe 4 is clamped and supported on the movable supporting mechanism 3;
the detection mechanism 2 comprises a support 21 fixedly connected to the upper end of the base 1, the side wall of the upper end of the support 21 is fixedly connected with a U-shaped fixing rod 22, the surfaces of two ends of the U-shaped fixing rod 22 are respectively provided with a detection acquisition end 23, the upper side and the lower side of one end, close to the support 21, of the U-shaped fixing rod 22 are respectively and fixedly connected with a pattern conversion mechanism 24, and the detection acquisition end 23 is connected with the pattern conversion mechanism 24 through a displacement transmission mechanism 25;
the movable supporting mechanism 3 comprises an L-shaped supporting plate 31, the lower side of the L-shaped supporting plate 31 is connected with the upper side of the base 1 through a reciprocating driving mechanism 32, the upper end of the horizontal part of the L-shaped supporting plate 31 is fixedly connected with an arc supporting plate 34 through a plurality of supporting columns 33, the steel pipe 4 is placed in the arc supporting plate 34, a plurality of ball grooves are uniformly formed in the inner side of the arc supporting plate 34, universal balls are fixedly arranged in the ball grooves through ball mounting mechanisms, so that the whole steel pipe 4 can rotate more smoothly, a rotating shaft 35 is rotatably sleeved on the vertical part of the L-shaped supporting plate 31, a positioning disc 36 is fixedly connected to one side of the rotating shaft 35 close to the steel pipe 4, a plurality of partition graduated scales are uniformly carved on the surface of the positioning disc 36, a mark line on the paper tape 246 can be quickly positioned to correspond to a partition position on the steel pipe 4, an annular electromagnetic plate 37 in magnetic connection with the steel pipe 4 is fixedly embedded in the side wall of the positioning disc 36, the reciprocating driving mechanism 32 is connected with the rotating shaft 35 through an intermittent speed reduction transmission mechanism 38, and a protective shell which covers the intermittent speed reduction transmission mechanism 38 is fixedly connected to the outer side of the vertical portion of the L-shaped supporting plate 31 for effective protection.
It includes that many activities are inserted and establish crowded push rod 231 on U-shaped dead lever 22 one end surface to detect collection end 23, and many crowded push rod 231 are close to the same contact roller 232 of one end fixedly connected with of steel pipe 4, and a plurality of crowded push spring 233 of fixedly connected with between contact roller 232 and the U-shaped dead lever 22, a plurality of crowded push spring 233 overlaps respectively outside many crowded push rod 231, and the same anticreep board 234 of one end fixedly connected with that contact roller 232 was kept away from to many crowded push rod 231, and contact roller 232 contacts all the time through crowded push spring 233's effect with steel pipe 4 surfaces, and when contact roller 232 met steel pipe 4 surperficial concave-convex defect, contact roller 232 reciprocated, and then drove anticreep board 234 through crowded push rod 231 and reciprocate.
The pattern switching mechanism 24 comprises a switching box 241 fixedly connected to the outer side of the U-shaped fixing rod 22, a winding wheel 242 and an unwinding wheel 243 rotatably connected to the outer side of the U-shaped fixing rod 22, a paper disc shaft 244 is fixedly connected to the vertical inner wall of the switching box 241, a toner paper disc 245 is rotatably connected to the outer side of one end of the paper disc shaft 244, a paper tape 246 is wound on the winding wheel 242 and the unwinding wheel 243, the paper tape 246 extends into the switching box 241 through an opening formed in the side wall of the switching box 241, and is disposed at the rear side of the toner tray 245, the front side of the switching box 241 is opened with a bar-shaped opening 247, and a discharge needle 248 is arranged in the corresponding strip-shaped opening 247, the winding wheel 242 is connected with the reciprocating driving mechanism 32 through a synchronous transmission mechanism 249, the discharge needle 248 moves up and down, the discharge needle 248 is connected with a power supply anode, the paper disc shaft 244 is connected with a power supply cathode, the discharge needle 248 and the toner paper disc 245 generate spark discharge, and a lower marked line is reserved on the paper tape 246.
The displacement transmission mechanism 25 comprises a plurality of guide frames 251 fixedly connected to the outer side of the U-shaped fixed rod 22, the plurality of guide frames 251 are slidably sleeved with the same toothed rod 252, one end of the toothed rod 252 is rotatably connected with a push-pull rod 253 which is obliquely arranged, one end of the push-pull rod 253 is rotatably connected with the side wall of the anti-falling plate 234, the outer side of the U-shaped fixed rod 22 is also fixedly connected with a U-shaped vertical plate 254 close to one side of the graph switching mechanism 24, the side wall of one side, opposite to the U-shaped fixed rod 22, of the U-shaped vertical plate 254 is rotatably connected with a rotating screw 255 through a bearing, the outer wall of the rotating screw 255 is fixedly sleeved with a transmission gear 256, the toothed rod 252 is provided with a tooth socket meshed with the transmission gear 256, a lifting block 257 is sleeved on the rod wall of the rotating screw 255 in a threaded manner, the side wall of the lifting block 257 is fixedly connected with a U-shaped connecting frame 258, the U-shaped connecting frame 258 is fixedly connected with the U-shaped connecting frame 248, the anti-falling plate 234 moves in the guide frames 251 through the transverse push-pull toothed rod 252, the rotating screw 255 is driven to rotate by the meshing connection of the toothed groove on the toothed bar 252 and the transmission gear 256, and the lifting block 257 is matched with the U-shaped connecting frame 258 to drive the discharge needle 248 to move up and down by the threaded sleeve connection of the rotating screw 255 and the lifting block 257.
The reciprocating driving mechanism 32 comprises two side plates 321 symmetrically and fixedly connected to the upper end of the base 1, a reciprocating screw rod 322 is fixedly connected between the two side plates 321, two bearing seats are symmetrically and fixedly connected to the lower side of the L-shaped supporting plate 31, a movable screw cylinder 323 in threaded sleeve connection with the reciprocating screw rod 322 is rotatably sleeved in each bearing seat, two clamping plates 324 are symmetrically and fixedly connected to the upper end of the horizontal part of the L-shaped supporting plate 31, a transmission rod 325 with a hollow structure is rotatably connected between the two clamping plates 324, a double-shaft motor 326 is fixedly connected to the outer side of one of the clamping plates 324, the output end of the double-shaft motor 326 is fixedly connected with one end of the transmission rod 325, the transmission rod 325 is connected with the movable screw cylinder 323 through a belt pulley component 327, the double-shaft motor 326 drives the transmission rod 325 to rotate, the movable screw cylinder 323 is driven to rotate through the belt pulley component 327, and the movable screw cylinder 323 is driven to move relative to the reciprocating screw rod 322 through the threaded sleeve connection of the movable screw cylinder 323 and the reciprocating screw rod 322, and further drives the L-shaped support plate 31 to reciprocate, so that the steel tube 4 moves relative to the detection mechanism 2.
The intermittent reduction transmission mechanism 38 comprises an intermediate shaft 381 rotatably connected to the outer side of the vertical portion of the L-shaped support plate 31, a reduction gear 382 and an incomplete gear 383 are rotatably sleeved on the outer side of the intermediate shaft 381, an output shaft at one end of a double-shaft motor 326 penetrates out of the L-shaped support plate 31 and is fixedly connected with a driving gear 384 meshed with the reduction gear 382, a driven gear 385 meshed with the incomplete gear 383 is fixedly connected at one end of the rotating shaft 35, the double-shaft motor 326 drives the driving gear 384 to synchronously rotate, the intermediate shaft 381 is driven to slowly rotate through the meshing of the driving gear 384 and the reduction gear 382, the incomplete gear 383 is further driven to rotate, the rotating shaft 35 is driven to rotate through the meshing action of the incomplete gear 383 and the driven gear 385, when the steel pipe 4 completes the detection of the one-way section, the rotating shaft 35 rotates to drive the steel pipe 4 to rotate and move at an angle in the arc-shaped support plate 34, and the continuous detection of the next point-plane position is performed, the continuous detection operation can be realized, and the detection efficiency is improved.
The synchronous transmission mechanism 249 comprises a connecting shaft 2491 rotationally connected to the U-shaped fixing rod 22, the connecting shaft 2491 is fixedly sleeved with the winding wheel 242, the lower end of the connecting shaft 2491 is fixedly sleeved with a worm wheel 2492, the side wall of the bracket 21 is rotationally sleeved with a worm 2493 meshed with the worm wheel 2492, one end rod wall of the worm 2493 is movably sleeved with the inside of the transmission rod 325, one end rod wall of the worm 2493 and the inside of the transmission rod 325 are of a corresponding rectangular structure, the rotation performance of relative limit is ensured, the double-shaft motor 326 drives the worm 2493 to rotate along with the transmission rod 325 through the limit sleeve of the transmission rod 325 and the limit sleeve of the worm 2493, when the L-shaped supporting plate 31 moves, the worm 2493 and the transmission rod 325 can perform telescopic displacement compensation, the connecting shaft 2491 is driven to synchronously rotate through the meshing action of the worm 2493 and the worm wheel 2492, the winding wheel 242 is further driven to rotate, the synchronous movement of the paper tape 246 is realized, and the concave-convex defects on the inner and outer surfaces of the steel tube 4 can be visually displayed in a linear pattern, because paper tape 246 is along with steel pipe 4 synchronous motion, consequently can reversely release the concrete position that the line position that changes corresponds steel pipe 4 detection face on the paper tape 246, can carry out quick accurate location judgement to 4 surperficial unevenness positions of steel pipe, can the reciprocating drive mechanism 32 of synchro-driven through a biaxial motor 326, the three operating position of intermittent type reduction drive mechanism 38 and synchro-drive mechanism 249 function simultaneously, the connection synchronism of whole device has been guaranteed when having practiced thrift the energy, need not to use extra controller to carry out whole management and control, the production operation of being convenient for.
The lower end of the L-shaped supporting plate 31 is symmetrically and fixedly connected with a plurality of limiting slide blocks 5, and the upper end of the base 1 is provided with a limiting slide groove 6 matched with the limiting slide blocks 5 in sliding connection.
The operating principle of the present invention will now be described as follows: the steel pipe 4 is placed in the arc-shaped supporting plate 34, power is supplied to the annular electromagnetic plate 37, the annular electromagnetic plate 37 is made to have magnetism to stably adsorb and fix the steel pipe 4, the double-shaft motor 326 is started, the double-shaft motor 326 drives the transmission rod 325 to synchronously rotate, the belt pulley assembly 327 drives the movable screw cylinder 323 to rotate, the movable screw cylinder 323 is made to move relative to the reciprocating screw rod 322 through the threaded sleeve function of the movable screw cylinder 323 and the reciprocating screw rod 322, the L-shaped supporting plate 31 is further driven to reciprocate, the steel pipe 4 is made to move relative to the detection mechanism 2, the contact roller 232 is always contacted with the surface of the steel pipe 4 through the action of the extrusion and push spring 233, when the contact roller 232 meets the concave-convex defect of the surface of the steel pipe 4, the contact roller 232 moves up and down, the anti-falling plate 234 is driven to move up and down through the extrusion and push rod 231, the anti-falling plate 234 moves in the guide frame 251 through the connection of the push rod 253, the toothed bar 252 is meshed with the transmission gear 256 to drive the rotating screw 255 to rotate, the rotating screw 255 is sleeved with the lifting block 257 by threads, so that the lifting block 257 is matched with the U-shaped connecting frame 258 to drive the discharge needle 248 to move up and down, the discharge needle 248 is connected with the positive electrode of power supply, the paper disc shaft 244 is connected with the negative electrode of power supply, the discharge needle 248 and the toner disc 245 generate spark discharge to leave a mark line on the paper tape 246, the transmission rod 325 rotates and simultaneously drives the worm 2493 to synchronously rotate, the connecting shaft 2491 is driven to synchronously rotate by the meshing action of the worm 2493 and the worm gear 2492, the winding wheel 242 is further driven to rotate, the synchronous movement of the paper tape 246 is realized, the concave and convex defects on the inner surface and the outer surface of the steel pipe 4 can be visually displayed in a linear mode, and the paper tape 246 synchronously moves along with the steel pipe 4, so that the specific position of the line position, which is changed on the paper tape 246 and corresponds to the detection surface of the steel pipe 4, can be reversely pushed out, can carry out quick accurate location judgement to steel pipe 4 surface irregularities position, and when steel pipe 4 removed, the intermittent type speed reduction drive mechanism 38 that the cooperation was equipped with, biax motor 326 drives the synchronous rotation of driving gear 384, meshing through driving gear 384 and reduction gear 382 drives intermediate shaft 381 slow rotation, and then drive incomplete gear 383 rotatory, driving pivot 35 through the meshing of incomplete gear 383 and driven gear 385 and rotating, when steel pipe 4 accomplished the detection of one-way section, pivot 35 took place rotatoryly, drive steel pipe 4 at arc layer board 34 internal rotation removal angle, carry out the continuous detection of next point face position, can realize continuous detection operation, detection efficiency has been improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a pipeline unevenness detection device for liquid inflation shaping, includes base (1), its characterized in that: the upper end of the base (1) is fixedly connected with a detection mechanism (2) and a movable supporting mechanism (3), and a steel pipe (4) is clamped and supported on the movable supporting mechanism (3);
the detection mechanism (2) comprises a support (21) fixedly connected to the upper end of the base (1), the side wall of the upper end of the support (21) is fixedly connected with a U-shaped fixing rod (22), the surfaces of two ends of the U-shaped fixing rod (22) are respectively provided with a detection acquisition end (23), the upper side and the lower side of one end, close to the support (21), of the U-shaped fixing rod (22) are respectively and fixedly connected with a pattern conversion mechanism (24), and the detection acquisition ends (23) are connected with the pattern conversion mechanisms (24) through displacement transmission mechanisms (25);
the movable supporting mechanism (3) comprises an L-shaped supporting plate (31), the lower side of the L-shaped supporting plate (31) is connected with the upper side of the base (1) through a reciprocating driving mechanism (32), the upper end of the horizontal part of the L-shaped supporting plate (31) is fixedly connected with an arc supporting plate (34) through a plurality of supporting columns (33), the steel pipe (4) is placed in the arc supporting plate (34), the vertical part of the L-shaped supporting plate (31) is rotatably sleeved with a rotating shaft (35), one side, close to the steel pipe (4), of the rotating shaft (35) is fixedly connected with a positioning disc (36), an annular electromagnetic plate (37) in magnetic connection with the steel pipe (4) is fixedly embedded in the side wall of the positioning disc (36), and the reciprocating driving mechanism (32) is connected with the rotating shaft (35) through an intermittent speed reduction transmission mechanism (38);
the reciprocating driving mechanism (32) comprises two side plates (321) which are symmetrically and fixedly connected at the upper end of the base (1), a reciprocating screw rod (322) is fixedly connected between the two side plates (321), two bearing seats are symmetrically and fixedly connected at the lower side of the L-shaped supporting plate (31), and a movable screw cylinder (323) which is in threaded sleeve connection with the reciprocating screw rod (322) is rotatably sleeved in the bearing seat, two clamping plates (324) are symmetrically and fixedly connected to the upper end of the horizontal part of the L-shaped support plate (31), a transmission rod (325) with a hollow structure is rotatably connected between the two clamping plates (324), a double-shaft motor (326) is fixedly connected to the outer side of one clamping plate (324), the output end of the double-shaft motor (326) is fixedly connected with one end of the transmission rod (325), the transmission rod (325) is connected with the movable screw cylinder (323) through a belt pulley assembly (327).
2. The device for detecting unevenness of the liquid-expanded duct according to claim 1, wherein: detect and gather end (23) and insert crowded push rod (231) of establishing on U-shaped dead lever (22) one end surface including many activities, many crowded push rod (231) is close to the same contact roller (232) of one end fixedly connected with of steel pipe (4), a plurality of crowded spring (233) of pushing of fixedly connected with between contact roller (232) and U-shaped dead lever (22), it is a plurality of crowded spring (233) of pushing away is established outside many crowded push rod (231), many crowded push rod (231) keep away from the same anticreep board (234) of one end fixedly connected with of contact roller (232).
3. The device for detecting unevenness of a liquid-swelling molded pipeline according to claim 1, wherein: the figure switching mechanism (24) comprises a switching box (241) fixedly connected with the outer side of the U-shaped fixed rod (22), a winding wheel (242) and an unwinding wheel (243) rotatably connected with the outer side of the U-shaped fixed rod (22), a paper disc shaft (244) is fixedly connected with the vertical inner wall of the conversion box (241), a toner paper disc (245) is rotationally connected with the outer side of one end of the paper disc shaft (244), paper tapes (246) are wound on the winding wheel (242) and the unwinding wheel (243), the paper tape (246) extends into the conversion box (241) through an opening arranged on the side wall of the conversion box (241), and is arranged at the rear side of the toner paper tray (245), a strip-shaped opening (247) is arranged at the front side of the conversion box (241), and a discharge needle (248) is arranged in the corresponding strip-shaped opening (247), and the winding wheel (242) is connected with the reciprocating driving mechanism (32) through a synchronous transmission mechanism (249).
4. The device for detecting unevenness of a liquid-swelling molded pipeline according to claim 2, wherein: the displacement transmission mechanism (25) comprises a plurality of guide frames (251) fixedly connected to the outer side of a U-shaped fixing rod (22), the guide frames (251) are slidably sleeved with the same toothed rod (252), one end of the toothed rod (252) is rotatably connected with a push-pull rod (253) which is obliquely arranged, one end of the push-pull rod (253) is rotatably connected with the side wall of the anti-falling plate (234), the outer side of the U-shaped fixing rod (22) is also fixedly connected with a U-shaped vertical plate (254) close to one side of the graph conversion mechanism (24), the side wall of one side, opposite to the U-shaped vertical plate (254) and the U-shaped fixing rod (22), is rotatably connected with a rotating screw rod (255) through a bearing, the outer wall of the rotating screw rod (255) is fixedly sleeved with a transmission gear (256), the toothed rod (252) is provided with a tooth groove meshed with the transmission gear (256), and the rod wall of the rotating screw rod (255) is in threaded sleeve connection with a lifting block (257), the side wall of the lifting block (257) is fixedly connected with a U-shaped connecting frame (258), and the U-shaped connecting frame (258) is fixedly connected with the discharge needle (248).
5. The device for detecting unevenness of a liquid-swelling molded pipeline according to claim 1, wherein: intermittent type speed reduction drive mechanism (38) is including rotating intermediate shaft (381) of connecting in the vertical portion outside of L shape backup pad (31), intermediate shaft (381) is outer to rotate the cover and has been cup jointed reduction gear (382) and incomplete gear (383), the one end output shaft of biax motor (326) runs through and stretches out outside L shape backup pad (31) and fixedly connected with driving gear (384) with reduction gear (382) meshing, the one end fixedly connected with of pivot (35) and driven gear (385) of incomplete gear (383) meshing.
6. The device for detecting unevenness of the liquid-expanded duct according to claim 3, wherein: synchronous drive mechanism (249) are including rotating connecting axle (2491) of connecting on U-shaped dead lever (22), connecting axle (2491) and wind-up wheel (242) fixed cup joint, the fixed cover of lower extreme of connecting axle (2491) has connect worm wheel (2492), the lateral wall of support (21) rotates and cup joints worm (2493) with worm wheel (2492) meshing, one end pole wall and the transfer line (325) internalization of worm (2493) cup joint, one end pole wall and the inboard of transfer line (325) of worm (2493) are corresponding rectangle structure.
7. The device for detecting unevenness of the liquid-expanded duct according to claim 1, wherein: the lower end of the L-shaped supporting plate (31) is symmetrically and fixedly connected with a plurality of limiting sliding blocks (5), and the upper end of the base (1) is provided with a limiting sliding groove (6) matched with the limiting sliding blocks (5) in a sliding connection mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210357383.2A CN114440819B (en) | 2022-04-07 | 2022-04-07 | Pipeline unevenness detection device for liquid expansion forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210357383.2A CN114440819B (en) | 2022-04-07 | 2022-04-07 | Pipeline unevenness detection device for liquid expansion forming |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114440819A CN114440819A (en) | 2022-05-06 |
| CN114440819B true CN114440819B (en) | 2022-07-22 |
Family
ID=81360062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210357383.2A Active CN114440819B (en) | 2022-04-07 | 2022-04-07 | Pipeline unevenness detection device for liquid expansion forming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114440819B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114660088B (en) * | 2022-05-24 | 2022-09-09 | 中国重型机械研究院股份公司 | Inner wall detection device for liquid expansion forming pipeline and use method thereof |
| CN114674214B (en) * | 2022-05-25 | 2022-09-09 | 中国重型机械研究院股份公司 | Forming area wall thickness measuring device for liquid expansion pipe |
| CN115523872B (en) * | 2022-11-28 | 2023-03-24 | 深圳拓普龙科技有限公司 | Flatness inspection device for case production |
| CN116242284B (en) * | 2023-04-20 | 2023-08-18 | 慧铁科技有限公司 | A Judgment Method for Bearing Saddle Damage |
| CN118618866B (en) * | 2024-08-14 | 2024-11-05 | 泰州市长联不锈钢有限公司 | Conveying equipment for stainless steel pipe production and processing |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106077225A (en) * | 2016-06-22 | 2016-11-09 | 北京航空航天大学 | A kind of liquid swollen shape-calibration machine of U-shaped bulkhead class aviation thin-walled workpiece deformation |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3762156B2 (en) * | 1999-08-30 | 2006-04-05 | バブコック日立株式会社 | Pipe inspection device |
| DE20206058U1 (en) * | 2002-04-18 | 2002-08-29 | Hoch, Siegfried, 79426 Buggingen | Device for 3-dimensional scanning of the surface structure of moving objects |
| JP4520766B2 (en) * | 2004-04-16 | 2010-08-11 | 日本鉄塔工業株式会社 | Rotation position detector |
| KR20130142608A (en) * | 2012-06-20 | 2013-12-30 | 삼성중공업 주식회사 | Device for inspecting pipe |
| CN104729416A (en) * | 2013-12-19 | 2015-06-24 | 南开大学 | Method capable of automatically adjusting rotation radius and measuring inner diameter and outer diameter of pipe end of steel pipe |
| CN204963836U (en) * | 2015-07-28 | 2016-01-13 | 唐山英莱科技有限公司 | But reducing steel pipe bi -polar displacement ovality detecting system based on six linkages |
| CN105157556B (en) * | 2015-08-04 | 2018-02-06 | 中国重型机械研究院股份公司 | A kind of floating type self sealss air blowing baffle system and air blowing drifting method |
| CN207123977U (en) * | 2017-06-27 | 2018-03-20 | 周金中 | Object linear motion situation synchronous recording tester |
| CN109211169B (en) * | 2018-09-18 | 2020-08-07 | 江苏神通阀门股份有限公司 | Detection system and detection method for measuring pipeline size parameters |
| CN209910636U (en) * | 2019-06-19 | 2020-01-07 | 西安汉唐分析检测有限公司 | Contact pin type surface roughness measuring device suitable for bar and pipe |
| CN110644298A (en) * | 2019-09-23 | 2020-01-03 | 上海典华测量技术有限公司 | Automatic identification system for railway track sleeper |
| CN112524491A (en) * | 2020-12-07 | 2021-03-19 | 浙江国际海运职业技术学院 | Multifunctional pipeline detection device |
-
2022
- 2022-04-07 CN CN202210357383.2A patent/CN114440819B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106077225A (en) * | 2016-06-22 | 2016-11-09 | 北京航空航天大学 | A kind of liquid swollen shape-calibration machine of U-shaped bulkhead class aviation thin-walled workpiece deformation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114440819A (en) | 2022-05-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114440819B (en) | Pipeline unevenness detection device for liquid expansion forming | |
| CN115096896A (en) | Stainless steel pipe surface quality detection process | |
| CN118129687B (en) | Self-adaptive adjustment's mould roughness detection device | |
| CN116532528A (en) | Forming machine tool for machining metal parts | |
| CN212245520U (en) | Automatic winding and unloading mechanism and slitting machine equipment | |
| CN117029625A (en) | Optical lens thickness detection device | |
| CN113910441B (en) | Cement pipe forming device | |
| CN210758897U (en) | Subway sleeve pipe mechanical type rack and pinion location injection mold | |
| CN221140430U (en) | BOPP film winding drum replacement device | |
| CN216540342U (en) | High-precision metal bending machine capable of automatically adjusting position | |
| CN211727058U (en) | Sheet metal device for manufacturing high-roundness cylinder | |
| CN210546062U (en) | Gantry type automatic glue pouring machine | |
| CN219771341U (en) | A rolling cuts all-in-one for photovoltaic glued membrane | |
| CN220664851U (en) | Filling machine | |
| CN112902907A (en) | Plastic barrel mold detection device capable of automatically detecting and marking unqualified products | |
| CN215551361U (en) | Coiling mechanism of plastic composite bag production line | |
| CN220912268U (en) | Surface flatness detection device for mold production | |
| CN220534808U (en) | Automatic demoulding mechanism for double-wall corrugated pipe | |
| CN214149113U (en) | Surface smoothness and flatness detection device for nano coating | |
| CN219464392U (en) | Plate pressing machine for bending deformed plate | |
| CN218598654U (en) | Rotary disc type full-automatic bearing assembly machine | |
| CN205691064U (en) | A kind of cylindrical cell detection platform | |
| CN221135203U (en) | Winding drum polishing device for rolled copper foil production | |
| CN222058504U (en) | An extrusion die opening and closing device | |
| CN220250995U (en) | Laser engraving non-contact depth detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |