CN114152671A - Quality detection equipment with flaw detection function for machining cast crankshaft - Google Patents
Quality detection equipment with flaw detection function for machining cast crankshaft Download PDFInfo
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- CN114152671A CN114152671A CN202111466456.3A CN202111466456A CN114152671A CN 114152671 A CN114152671 A CN 114152671A CN 202111466456 A CN202111466456 A CN 202111466456A CN 114152671 A CN114152671 A CN 114152671A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/045—Analysing solids by imparting shocks to the workpiece and detecting the vibrations or the acoustic waves caused by the shocks
- G01N29/046—Analysing solids by imparting shocks to the workpiece and detecting the vibrations or the acoustic waves caused by the shocks using the echo of particles imparting on a surface; using acoustic emission of particles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/225—Supports, positioning or alignment in moving situation
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
- G01N29/27—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the material relative to a stationary sensor
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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
- G01N3/06—Special adaptations of indicating or recording means
- G01N3/066—Special adaptations of indicating or recording means with electrical indicating or recording means
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- G—PHYSICS
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- 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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- 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
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- 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
- G01N2203/0058—Kind of property studied
- G01N2203/0076—Hardness, compressibility or resistance to crushing
- G01N2203/0087—Resistance to crushing
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- 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
- G01N2203/02—Details not specific for a particular testing method
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Abstract
The invention discloses quality detection equipment with flaw detection for machining of a cast crankshaft, which comprises a base, vertical plates, clamping strips and a conveying frame, wherein the vertical plates are arranged on the outer walls of two sides of the base, and two groups of clamping strips which are arranged in the front-back direction are arranged on the outer wall of one side of one group of vertical plates; the top of the base is provided with a notch, and the inner wall of the notch is provided with a conveying frame; the top of base is provided with two sets of ring channels of arranging side by side, the bracing piece that three equidistance of group were arranged is installed to the diapire of ring channel, and three groups the carousel is installed at the top of bracing piece, servo motor is installed to the bottom of carousel, and is two sets of the block seat is all installed to one side outer wall of riser. The crankshaft testing device can be connected with a production line, a crankshaft placed down from the production line can be automatically conveyed to the position near the base, then a worker places the crankshaft on the rotary table, the positioning and clamping are matched, and then the ultrasonic flaw detection and the compression resistance detection functions are carried out, so that the crankshaft can be detected from the aspects of whether trauma exists or not and the compression resistance.
Description
Technical Field
The invention relates to the technical field of quality detection, in particular to quality detection equipment with flaw detection for machining of a cast crankshaft.
Background
The crankshaft is the most important part in the engine, bears the force transmitted by the connecting rod, converts the force into torque, outputs the torque through the crankshaft and drives other accessories on the engine to work, and needs to bear the action of bending and torsion loads, so that the crankshaft is required to have enough strength and rigidity, meanwhile, the surface of the crankshaft is subjected to friction in the working process, and the crankshaft is easy to wear when the surface strength is poor, so that the crankshaft needs to be subjected to quality detection such as flaw detection, compressive strength and the like before being put into use, so that the crankshaft which is put into use can have longer service life.
The existing quality detection equipment for crankshaft machining has the following defects:
1. patent document CN212228118U discloses a crankshaft detection device for automobile part processing, which comprises a base, wherein a data display is fixedly connected to the front surface of the base. This bent axle check out test set is used in automobile parts processing, insert between two inside splint of grip slipper through the bottom shaft with the bent axle body, rethread clamping spring extrusion splint carry out the centre gripping to the bent axle body, the centre gripping is swift, the clamping is convenient, after the clamping, weighing sensor synchronous detection weight, show weight data through weighing sensor, the rethread rotates the pivot, the threaded rod drives the lifter plate and pastes tightly downwards with the bent axle body, observe the scale interval that pointer and scale rod align again, can obtain the height of bent axle body, it is convenient to detect, rethread rotates the motor and drives the bent axle body and rotate, be convenient for detect the surface of bent axle body, detect whether there is the defect in the surface, this bent axle check out test set, the clamping of being convenient for, and be convenient for detect. However, the equipment is inconvenient for carrying out nondestructive inspection work on the crankshaft, so that fine bulges on the surface of the crankshaft can not be found;
2. patent document CN213689611U discloses a bent axle device of detecting a flaw, "including the bottom plate, the top fixed mounting of bottom plate has the carriage, the top fixed mounting of carriage has the detector body of detecting a flaw, the equal fixed mounting in both sides has the guard plate around the carriage, the top fixed mounting of bottom plate has the material loading machine that is located the carriage back, the top fixed mounting of material loading machine has the hopper, the lift chamber has been seted up to the inside of material loading machine, the material way that extends to the lift intracavity portion is seted up at the top of material loading machine. This bent axle device of detecting a flaw through having installed the hopper to the material loading machine, can save the bent axle, through having seted up the material way to the material loading machine, can make bent axle neatly arranged and with its leading-in lift chamber in, through having installed the push pedal to the holding tank to the first pneumatic push rod who is connected with the push pedal has been installed to the material loading machine, and has seted up the material mouth to the material loading machine, the first pneumatic push rod's of accessible extension promotes push pedal rebound. However, in the detection process of the crankshaft to be detected in the device, the deviation condition is easy to occur, and the detection effect is influenced;
3. patent document CN207894600U discloses crankshaft detection equipment, "including testing platform and the three V-shaped iron support of setting in the testing platform upper end, first recess has all transversely been seted up to both sides around testing platform's the upper end, the fixed rack that is equipped with in bottom surface of first recess, be equipped with the movable block in the first recess, the dead lever that is equipped with two symmetric distributions is all fixed to lateral wall around two relative of movable block, the dead lever is kept away from the one end rotation of movable block and is connected with the gyro wheel, lateral wall all transversely seted up around two relative first recesses with gyro wheel assorted second recess, the third recess has been seted up to the lower extreme of movable block, the fixed first motor that is equipped with of back lateral wall of third recess, the output of first motor rotates through first pivot and is connected with rack toothing's gear, the same portal frame of upper end fixedly connected with of two movable blocks. This application convenient operation, the hoist and mount of completion bent axle that can labour saving and time saving have reduced staff's labour. "however, the device lacks the function of detecting the compressive strength of the crankshaft, wherein when the surface strength of the crankshaft is low, the service life is short after the crankshaft is put into use;
4. patent document CN212539110U discloses bent axle check out test set for auto repair, "including the base, the top fixedly connected with shock pad of base, the top fixedly connected with box of shock pad, the left side swing joint of box has the chamber door, the inside fixedly connected with pillar of box, the inside fixedly connected with motor of box, the top swing joint of pillar has the workstation, the top fixedly connected with motor of workstation, the top fixedly connected with fixed case of workstation, the inside swing joint of fixed case has the movable block, the top fixedly connected with clamp splice of movable block, the inside fixedly connected with fixed block of fixed case, the positive fixedly connected with second electric putter of the fixed body, the positive fixedly connected with installation pole of second electric putter. This bent axle check out test set for auto repair possesses and conveniently carries out the clamping, conveniently removes advantage such as. "but treat in this equipment and detect the bent axle and do not possess the function of independently carrying, it is in actual operation, and the staff need follow the bent axle of taking far away from the position, and the operation is comparatively inconvenient.
Disclosure of Invention
The invention aims to provide quality detection equipment with flaw detection for machining of a cast crankshaft, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a quality detection device with flaw detection function for machining of a cast crankshaft comprises a base, vertical plates, clamping strips and a conveying frame, wherein the vertical plates are arranged on the outer walls of two sides of the base, two groups of clamping strips which are arranged in the front-back direction are arranged on the outer wall of one side of one group of vertical plates, and one end of each clamping strip is attached to the outer wall of the other group of vertical plates;
the top of the base is provided with a notch, the inner wall of the notch is provided with a conveying frame, and the back of the conveying frame extends out of the inside of the notch;
the top of base is provided with two sets of ring channels of arranging side by side, the bracing piece that three equidistance of group were arranged is installed to the diapire of ring channel, and three groups the carousel is installed at the top of bracing piece, servo motor is installed to the bottom of carousel, and servo motor's bottom runs through the inside of base, and is two sets of the block seat is all installed to one side outer wall of riser, the display is installed to the inner wall of block seat, the back mounting of display has the connecting wire, ultrasonic detector is installed to the tail end of connecting wire.
Preferably, fixed arc board is all installed to the both sides outer wall of carousel, and is two sets of miniature electric push rod is all run through to install by one side outer wall of fixed arc board, the drum is installed to the one end of miniature electric push rod, the jogged column is installed to the inner wall of drum, the semicircle board is installed to a policy outer wall of jogged column, and the semicircle board is located the top of carousel, the top of carousel is provided with the specification line.
Preferably, the front and the back of the embedded column are both provided with grooves, springs are mounted on the inner walls of the grooves, round blocks are mounted at one ends of the springs, and one ends of the round blocks penetrate through the inside of the cylinder.
Preferably, one of them is organized the riser countermeasure outer wall runs through and installs multisection electric stretch rod, and one of them is organized the back of block strip and the front of another group block strip all are provided with the shifting chute, the movable block is installed to the one end of many economizes on electricity stretch rod, the gomphosis strip is all installed to the front and the back of movable block, and the outer wall of two sets of gomphosis strips is laminated with the inner wall of two sets of shifting chutes respectively.
Preferably, the spliced pole is installed through the screw gomphosis to the inner wall of movable block, electric lift rod is installed to the bottom of spliced pole, electric lift rod's bottom is installed and is supported the clamp plate, support the top of clamp plate and install the prompting device, support the front of clamp plate and install the fixed plate, the top of fixed plate is run through and is installed distance sensor, and electric connection between distance sensor and the prompting device.
Preferably, carry one side outer wall of frame to install the roller that changes that arranges around the multiunit, and the one end of changeing the roller runs through the inside of carrying the frame, the multiunit the surface mounting who changes the roller has the conveyer belt, carries one side outer wall of frame to install and puts the thing board, put the top of thing board and install driving motor, and driving motor's output passes through the axle and is connected with one end of a set of commentaries on classics roller among them, carry the both sides inner wall of frame and all install the set-square, and the set-square is located the top of conveyer belt.
Preferably, the outer wall of one side of the two sets of vertical plates is provided with a connecting block, the outer wall of one side of the connecting block is provided with a placing cylinder, and the inner wall of the placing cylinder is attached to the outer wall of the ultrasonic detector.
Preferably, two groups of bearing cylinders arranged side by side are installed at the bottom of the base, and the bottom walls of the two groups of bearing cylinders are respectively attached to the bottoms of the two groups of servo motors.
Preferably, the quality detection device for processing the cast crankshaft comprises the following working steps:
s1, the equipment can be connected with a crankshaft production line, wherein a crankshaft to be detected transmitted from the production line can be placed above a conveyor belt, at the moment, a driving motor is in a starting state, an output shaft of the driving motor can drive one group of rollers to rotate according to a set rotating speed, then the conveyor belt arranged on the outer surfaces of the rollers can be driven to rotate along with the rollers, and then the crankshaft to be detected placed on the conveyor belt can gradually move to the position of a base;
s2, when the crankshaft to be detected reaches a space enclosed by the two sets of the set squares and the base, a worker can take the crankshaft and place the crankshaft on the top of the rotary table, the circle center of the crankshaft needs to be aligned with the circle center of the rotary table, then two sets of the miniature electric push rods which are symmetrically arranged are started to enable the crankshaft and the miniature electric push rods to extend outwards, then the cylinder, the embedded column and the semicircular plate which are arranged at one end of the crankshaft can be driven to move towards the position where the crankshaft is located until the inner side of the semicircular plate is attached to the outer wall of the crankshaft, and then the operation of the miniature electric push rods is stopped;
s3, a worker holds one group of ultrasonic detectors, takes the ultrasonic detectors out of the placing cylinder, aligns the ultrasonic detectors to the outer surface of the crankshaft, starts a servo motor at the moment, enables an output shaft of the servo motor to drive the turntable to rotate according to a set rotating speed, then the crankshaft placed at the top of the turntable can rotate synchronously, and then the contact area between the ultrasonic detectors and the crankshaft can be increased, then the ultrasonic detectors can transmit detected signals to a display electrically connected with the ultrasonic detectors, and then the flaw detection process is represented by a curve in the display, so that the worker can conveniently and directly judge;
s4, in the flaw detection process, starting a plurality of electricity-saving extension rods to enable the extension rods to perform telescopic operation so as to drive a movable block arranged at one end of the extension rods to move left and right, then enabling all parts arranged at the bottom of the movable block to move along with the movable block so as to enable a pressing plate to be positioned right above a crankshaft, after the flaw detection of the crankshaft is finished, starting an electric lifting rod to enable the electric lifting rod to drive the pressing plate arranged at the bottom to move downwards, when the bottom of the pressing plate is attached to the top of the crankshaft, starting a distance sensor which can monitor the distance between the electric lifting rod and the top of a turntable in real time, and at the moment, continuously extending downwards for a set number of seconds so as to perform pressing treatment on the crankshaft;
s5, when the crankshafts on one group of the turntables are subjected to compression detection, a worker can take one group of crankshafts on the conveying belt again to place on the other group of turntables and then perform flaw detection operation, and when the crankshafts are subjected to compression detection, the worker can replace the crankshafts on the original turntables and then perform flaw detection.
Compared with the prior art, the invention has the beneficial effects that:
1. in the device, an ultrasonic detector is aligned to a crankshaft after being started, defects on the surface of the crankshaft are found by utilizing the fact that the defects in a welding line and normal tissues have different acoustic impedances and the reflection phenomenon is generated when the welding line is communicated with a foreign interface of different acoustic impedances and a sound wave is on the foreign interface of different acoustic impedances, a reflected wave is generated after the defects meet the defects, then another similar probe or the same probe is used for receiving and reflecting the reflected sound wave, the reflected sound wave is converted into an electric signal through an energy converter, then the detected signal can be transmitted to the position of a display which is electrically connected with the transducer, and then the flaw detection process is represented by a curve in the display, so that a worker can conveniently and directly judge the flaw detection process;
2. in the invention, after the crankshaft is placed at the center of the turntable, two groups of miniature electric push rods which are symmetrically arranged are started to promote the crankshaft and the miniature electric push rods to extend outwards, then a cylinder, an embedded column and a semicircular plate which are arranged at one end of the crankshaft can be driven to move towards the position of the crankshaft until the inner side of the semicircular plate is attached to the outer wall of the crankshaft, the two groups of semicircular plates can form a circular ring around the surface of the crankshaft, then the position of the crankshaft on the turntable can be limited, and the situation that the crankshaft deviates in the detection process is effectively avoided;
3. the device has the function of performing compression testing on the crankshaft, wherein the electric lifting rod is enabled to drive the pressing plate to move downwards, when the bottom of the pressing plate is attached to the top of the crankshaft, the distance sensor is started, the distance sensor can monitor the distance between the electric lifting rod and the top of the rotary table in real time, at the moment, the electric lifting rod continuously extends downwards for a set number of seconds to perform pressing treatment on the crankshaft, and in the pressing process, when the distance between the electric lifting rod and the rotary table is monitored by the distance sensor to be reduced, a prompter electrically connected with the electric lifting rod can be started to remind a worker that the pressed detection of the crankshaft is unqualified;
4. this equipment can be connected with the production line of bent axle, and wherein wait that the transmission is gone up from the production line and wait to detect the bent axle and can place in the top of conveyer belt, and later will wait to detect the bent axle through pivoted conveyer belt owner and convey to the base place in proper order, provide convenience for the staff takes the bent axle.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the mounting structure of the base, the servo motor and the bearing cylinder of the present invention;
FIG. 3 is a schematic view of an installation structure of the support rod, the turntable and the servo motor according to the present invention;
FIG. 4 is a schematic view of the mounting structure of the turntable, the fixed arc plate and the micro electric push rod according to the present invention;
FIG. 5 is a schematic view of the installation structure of the cylinder, the fitting post and the spring according to the present invention;
FIG. 6 is a schematic view of the installation structure of the multi-section electric extension rod, the movable block and the engaging strip according to the present invention;
FIG. 7 is a schematic structural view of the movable block, the connecting column and the electric lifting rod of the present invention;
FIG. 8 is a schematic view of the installation structure of the rotating roller, the conveyor belt and the triangular plate of the present invention.
In the figure: 1. a base; 2. a vertical plate; 3. clamping the strip; 4. a conveying frame; 5. an annular groove; 6. a support bar; 7. a turntable; 8. a servo motor; 9. a clamping seat; 10. a display; 11. an ultrasonic detector; 12. fixing the arc plate; 13. a miniature electric push rod; 14. a cylinder; 15. a fitting column; 16. a semicircular plate; 17. a gauge line; 18. a groove; 19. a spring; 20. a round block; 21. a multi-section electric extension rod; 22. a moving groove; 23. a movable block; 24. a tabling strip; 25. connecting columns; 26. an electric lifting rod; 27. pressing the plate; 28. a prompter; 29. a fixing plate; 30. a distance sensor; 31. rotating the roller; 32. a conveyor belt; 33. a drive motor; 34. a set square; 35. placing the cylinder; 36. a load bearing cartridge.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
As shown in fig. 1, 2 and 3, the quality detection equipment with flaw detection for processing the cast crankshaft comprises a base 1, vertical plates 2, clamping strips 3 and a conveying frame 4, wherein the vertical plates 2 are respectively installed on the outer walls of two sides of the base 1, two groups of clamping strips 3 which are arranged in the front and back are installed on the outer wall of one side of one group of vertical plates 2, and one end of each clamping strip 3 is attached to the outer wall of the other group of vertical plates 2;
specifically, base 1 is arranged in synthesizing other parts in this equipment, and its inside is in the hollow state simultaneously, has certain memory nature, and riser 2 has a take the altitude for the high position that supports clamp plate 27 and locate does not influence placing of bent axle, provides comparatively stable mounted position for two sets of block strips 3 simultaneously.
The top of the base 1 is provided with a notch, the inner wall of the notch is provided with a conveying frame 4, and the back of the conveying frame 4 extends out of the inside of the notch;
specifically, the setting of notch can be convenient for carry frame 4 to extend the position that gets into 1 third of base, and when pivoted conveyer belt 32 carried the bent axle of its top to the forefront, the bent axle of can being convenient for the staff to take, carry frame 4 and change roller 31, driving motor 33 and conveyer belt 32 combination, can form transport mechanism for carry the bent axle.
Specifically, after the servo motor 8 is started, the output shaft of the servo motor can drive the rotary table 7 to rotate according to a set rotating speed, then three groups of support rods 6 arranged at the bottom of the rotary table 7 can rotate along the inner part of the annular groove 5, the support rods 6 can increase the stability of the rotary table 7 and avoid the shaking condition when the rotary table is used, the annular groove 5 can be used for limiting the rotating path of the support rods 6 and avoiding the deflection condition at the bottom of the rotary table, the clamping seat 9 can be conveniently clamped and placed on the display 10, the ultrasonic detector 11 is aligned to the crankshaft after being started, the defect in the welding line and the normal tissue have different acoustic impedances and the sound waves are on heterogeneous interfaces with different acoustic impedances, the defect on the surface of the crankshaft can be found by utilizing the reflection phenomenon generated during the ultrasonic wave passing, a reflected wave is generated after the defect is encountered, and then the reflected sound wave is received by another similar probe or the same probe, the signals are converted into electric signals by the transducer, then the detected signals can be transmitted to the position where the display 10 is electrically connected with the transducer, and then the flaw detection process is represented by a curve in the display 10, so that the flaw detection process is convenient for workers to judge directly.
Example two
As shown in fig. 4 and 5, the fixed arc plates 12 are mounted on the outer walls of the two sides of the turntable 7, the micro electric push rod 13 is mounted on the outer wall of one side of each of the two fixed arc plates 12 in a penetrating manner, the cylinder 14 is mounted at one end of the micro electric push rod 13, the fitting column 15 is mounted on the inner wall of the cylinder 14, the semicircular plate 16 is mounted on the outer wall of one side of the fitting column 15, the semicircular plate 16 is located above the turntable 7, and the specification line 17 is arranged at the top of the turntable 7.
Specifically, the fixed arc plate 12 provides a suitable installation position for the miniature electric push rod 13, after the miniature electric push rod 13 is started, the miniature electric push rod 13 can correspondingly contract inwards or extend outwards, then the cylinder 14 installed at one end of the miniature electric push rod can be driven, the embedded column 15 and the semicircular plate 16 can move along with the miniature electric push rod, so that the distance between the two groups of semicircular plates 16 can be adjusted, the diameter of the inner ring of the cylinder 14 is the same as that of the outer ring of the embedded column 15, the two semicircular plates can be overlapped, the semicircular plates 16 and the embedded column 15 are in an integrated installation state, the diameter of the inner ring of the semicircular plates is the same as that of a crankshaft to be detected, when the two groups of semicircular plates 16 are combined into a circular ring around the surface of the crankshaft, the position of the crankshaft placed on the turntable 7 can be limited, and the situation that the crankshaft deviates in the detection process can be effectively avoided.
The front and back of the embedded column 15 are both provided with a groove 18, the inner wall of the groove 18 is provided with a spring 19, one end of the spring 19 is provided with a round block 20, and one end of the round block 20 penetrates through the inside of the cylinder 14.
Specifically, the setting of recess 18 can provide the storage space for spring 19 and circle piece 20, wherein spring 19 has great elastic deformation power and the effect of resilience nature, when the staff applys the extrusion force to two sets of circle pieces 20 that run through the inside drum 14, its extrusion force can be conveyed to spring 19 place, impel spring 19 to inwards shrink, in order to change self comprehensive length, conveniently drive the inside of circle piece 20 shrink back to recess 18, when applying the pulling force of keeping away from the place of drum 14 to gomphosis post 15 this moment, can impel the two to break away from the contact, later removable another size's semicircle board 16.
EXAMPLE III
As shown in fig. 6 and 7, a plurality of sections of electric extension rods 21 are installed on the outer wall of one of the sets of risers 2, the back surface of one of the sets of engaging strips 3 and the front surface of the other set of engaging strips 3 are both provided with moving grooves 22, a movable block 23 is installed at one end of the plurality of sections of electric extension rods 21, engaging strips 24 are installed on the front surface and the back surface of the movable block 23, and the outer walls of the two sets of engaging strips 24 are respectively attached to the inner walls of the two sets of moving grooves 22.
Specifically, after the multi-section electric extension rod 21 is started, the telescopic operation can be performed to drive the movable block 23 mounted at one end of the multi-section electric extension rod to move left and right, then all the parts mounted at the bottom of the movable block 23 move along with the movable block, the pressing plate 27 can be conveniently adjusted to a position right above the crankshaft, the embedded strip 24 can be clamped inside the movable groove 22, then the relation between the movable block 23 and the clamping strip 3 can be increased, and the mounting stability of the movable block 23 is improved.
Specifically, after the crankshaft flaw detection is finished, the electric lifting rod 26 at the top of the crankshaft, which is subjected to flaw detection, is enabled to extend downwards, then the pressing plate 27 installed at the bottom of the gas tank can be driven to move downwards, when the bottom of the pressing plate 27 is attached to the top of the crankshaft, the distance sensor 30 is started, the distance between the distance sensor 30 and the top of the rotary table 7 can be monitored in real time, at the moment, the electric lifting rod 26 continuously extends downwards for a set number of seconds to perform pressing treatment on the crankshaft, in the pressing process, when the distance between the distance sensor 30 and the rotary table 7 is monitored to be reduced, the prompter 28 electrically connected with the distance sensor can be started to remind a worker that the crankshaft is unqualified in pressed detection, then the electric lifting rod 26 can extend upwards, and a certain moving space is provided for taking out the crankshaft.
Example four
As shown in fig. 1 and 8, a plurality of sets of rotating rollers 31 arranged in the front and back direction are installed on the outer wall of one side of the conveying frame 4, one end of each rotating roller 31 penetrates through the conveying frame 4, a conveying belt 32 is installed on the outer surface of each rotating roller 31, an object placing plate is installed on the outer wall of one side of the conveying frame 4, a driving motor 33 is installed at the top of each object placing plate, the output end of each driving motor 33 is connected with one end of one set of rotating rollers 31 through a shaft, triangular plates 34 are installed on the inner walls of two sides of the conveying frame 4, and the triangular plates 34 are located above the conveying belt 32.
Specifically, the multiunit changes roller 31 and can be used to support conveyer belt 32, driving motor 33 starts the back, its output shaft can drive one of them group and change roller 31 and rotate according to setting for the rotational speed, later can drive this and change the conveyer belt 32 that roller 31 surface was installed and follow the rotation, then place and wait that to detect the bent axle on conveyer belt 32 and can remove gradually to base 1 place, interval between two sets of set-triangles 34 is by reducing gradually forward backward, can make the bent axle that conveys on the conveyer belt 32 finally be in the center line position of this equipment, make things convenient for the staff to take the bent axle.
The outer wall of one side of two sets of risers 2 all installs and links up the piece, links up one side outer wall of piece and installs and place a section of thick bamboo 35, and places the outer wall laminating of an inner wall and ultrasonic detector 11 of a section of thick bamboo 35.
Specifically, the placement barrel 35 provides a stable placement area for the unused ultrasound probe 11.
Two groups of bearing cylinders 36 arranged side by side are installed at the bottom of the base 1, and the bottom walls of the two groups of bearing cylinders 36 are respectively attached to the bottoms of the two groups of servo motors 8.
Specifically, the bearing cylinder 36 provides a relatively stable placing space for the servo motor 8.
Specifically, the quality detection equipment for processing the cast crankshaft comprises the following working steps:
s1, the device can be connected with a crankshaft production line, wherein a crankshaft to be detected transmitted from the production line can be placed above the conveyor belt 32, at the moment, the driving motor 33 is in a starting state, an output shaft of the driving motor can drive one group of rollers 31 to rotate according to a set rotating speed, then the conveyor belt 32 arranged on the outer surface of the rollers 31 can be driven to rotate along with the rollers, and then the crankshaft to be detected placed on the conveyor belt 32 can gradually move to the position of the base 1;
s2, when the crankshaft to be detected reaches the space enclosed by the two sets of the triangular plates 34 and the base 1, a worker can take the crankshaft and place the crankshaft on the top of the rotary table 7, the circle center of the crankshaft needs to be aligned with the circle center of the rotary table 7, then two sets of the miniature electric push rods 13 which are symmetrically arranged are started to enable the crankshaft and the miniature electric push rods to extend outwards, then the cylinder 14, the embedded column 15 and the semicircular plate 16 which are installed at one end of the crankshaft can be driven to move towards the position where the crankshaft is located until the inner side of the semicircular plate 16 is attached to the outer wall of the crankshaft, and then the operation of the miniature electric push rods 13 is stopped;
s3, a worker holds one group of ultrasonic detectors 11, takes the ultrasonic detectors out of the placing cylinder 35, aligns the ultrasonic detectors to the outer surface of the crankshaft, starts the servo motor 8 to enable the output shaft of the servo motor to drive the turntable 7 to rotate according to a set rotating speed, then the crankshaft placed at the top of the turntable 7 can rotate synchronously, and then the contact area between the ultrasonic detectors 11 and the crankshaft can be increased, then the ultrasonic detectors 11 can transmit detected signals to the positions where the displays 10 electrically connected with the ultrasonic detectors 11 are located, and then flaw detection processes are represented by curves in the displays 10, so that the worker can judge the flaw detection processes directly;
s4, in the flaw detection process, starting the multi-section electric extension rod 21 to enable the multi-section electric extension rod to perform telescopic operation so as to drive the movable block 23 arranged at one end of the multi-section electric extension rod to move left and right, then enabling each part arranged at the bottom of the movable block 23 to move along with the movable block, enabling the pressure plate 27 to be positioned right above the crankshaft, after the flaw detection of the crankshaft is finished, the electric lifting rod 26 is started to drive the pressing plate 27 arranged at the bottom to move downwards, when the bottom of the pressing plate 27 is attached to the top of the crankshaft, the distance sensor 30 is started, the distance between the distance sensor 30 and the top of the turntable 7 can be monitored in real time, at the moment, the electric lifting rod 26 continuously extends downwards for a set number of seconds to press the crankshaft, in the pressing process, when the distance sensor 30 monitors the reduction of the distance value between the distance sensor and the rotating disc 7, the prompter 28 electrically connected with the crankshaft can be started to remind the staff that the crankshaft is unqualified in compression detection;
s5, when the crankshafts on one group of the rotary discs 7 are subjected to compression detection, a worker can take one group of crankshafts on the conveying belt 32 again and place the crankshafts on the other group of the rotary discs 7, then flaw detection operation is carried out, and when the crankshafts are subjected to compression detection, the worker can replace the crankshafts on the original rotary discs 7 and then carry out flaw detection.
The working principle is as follows: the working personnel place the crankshaft to be detected on the rotary table 7 and make the centers of the two coincide, then start two groups of miniature electric push rods 13 to make the crankshaft extend outwards, then the cylinder 14 and the embedded column 15 can push the semi-circular plates 16 to move towards the position where the crankshaft is located, then the two groups of semi-circular plates 16 can be combined into a group of circular rings to limit the placing position of the crankshaft and avoid the deviation, then the working personnel hold one group of ultrasonic detectors 11 and take out the ultrasonic detectors from the inside of the placing cylinder 35 and then aim at the outer surface of the crankshaft, at this time, the servo motor 8 needs to be started, the output shaft thereof drives the rotary table 7 and all parts at the top of the rotary table 7 to rotate according to the set rotating speed, so as to increase the contact area between the ultrasonic detectors 11 and the crankshaft, then the ultrasonic detectors 11 can transmit the detected signals to the position where the display 10 is electrically connected with the ultrasonic detectors 11, afterwards, the flaw detection process is represented by a curve in the display 10, so that the flaw detection process is convenient for workers to judge directly, after flaw detection is finished, the crankshaft can be subjected to compression resistance detection operation through the equipment, and then the crankshaft with lower strength can be screened conveniently.
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 (9)
1. The utility model provides a quality detection equipment is used in casting bent axle processing with detect a flaw detection, includes base (1), riser (2), block strip (3) and transport frame (4), its characterized in that: the outer walls of two sides of the base (1) are respectively provided with a vertical plate (2), the outer wall of one side of one vertical plate (2) is provided with two groups of clamping strips (3) which are arranged in a front-back manner, and one end of each clamping strip (3) is attached to the outer wall of the other vertical plate (2);
the top of the base (1) is provided with a notch, the inner wall of the notch is provided with a conveying frame (4), and the back of the conveying frame (4) extends out of the inside of the notch;
the top of base (1) is provided with two sets of ring channel (5) of arranging side by side, the diapire of ring channel (5) is installed bracing piece (6) that three equidistance of group were arranged, and is three groups carousel (7) are installed at the top of bracing piece (6), servo motor (8) are installed to the bottom of carousel (7), and the bottom of servo motor (8) runs through the inside of base (1), and is two sets of block seat (9) are all installed to one side outer wall of riser (2), display (10) are installed to the inner wall of block seat (9), the back mounted of display (10) has the connecting wire, ultrasonic detector (11) are installed to the tail end of connecting wire.
2. The quality inspection apparatus for cast crankshaft machining with flaw detection according to claim 1, characterized in that: fixed arc board (12) are all installed to the both sides outer wall of carousel (7), and are two sets of one side outer wall of fixed arc board (12) all runs through to install miniature electric push rod (13), drum (14) are installed to the one end of miniature electric push rod (13), embedded column (15) are installed to the inner wall of drum (14), semicircle board (16) are installed to the policy outer wall of embedded column (15), and semicircle board (16) are located the top of carousel (7), the top of carousel (7) is provided with specification line (17).
3. The quality inspection apparatus for cast crankshaft machining with flaw detection according to claim 2, characterized in that: the front and the back of the embedded column (15) are both provided with grooves (18), springs (19) are installed on the inner walls of the grooves (18), round blocks (20) are installed at one ends of the springs (19), and one ends of the round blocks (20) penetrate through the interior of the cylinder (14).
4. The quality inspection apparatus for cast crankshaft machining with flaw detection according to claim 1, characterized in that: wherein a set of riser (2) countermeasure outer wall runs through and installs multisection electricity stretch rod (21), and one of them is a set of the back of block strip (3) and the front of another set of block strip (3) all are provided with shifting chute (22), movable block (23) are installed to the one end of many electricity stretch rod (21), gomphosis strip (24) are all installed to the front and the back of movable block (23), and the outer wall of two sets of gomphosis strip (24) is laminated with the inner wall of two sets of shifting chutes (22) respectively.
5. The quality inspection apparatus for cast crankshaft machining with flaw detection according to claim 4, characterized in that: spliced pole (25) are installed through the screw thread gomphosis to the inner wall of movable block (23), electric lift pole (26) are installed to the bottom of spliced pole (25), the bottom of electric lift pole (26) is installed and is supported clamp plate (27), support the top of clamp plate (27) and install prompting device (28), support the front of clamp plate (27) and install fixed plate (29), the top of fixed plate (29) is run through and is installed distance sensor (30), and electric connection between distance sensor (30) and prompting device (28).
6. The quality inspection apparatus for cast crankshaft machining with flaw detection according to claim 1, characterized in that: carry one side outer wall of frame (4) to install that the multiunit is arranged around changeing roller (31), and the one end of changeing roller (31) runs through the inside of carrying frame (4), multiunit the surface mounting who changes roller (31) has conveyer belt (32), and one side outer wall of carrying frame (4) is installed and is put the thing board, put the top of thing board and install driving motor (33), and driving motor (33) output passes through the axle and is connected with a set of one end of changeing roller (31) wherein, set-square (34) are all installed to the both sides inner wall of carrying frame (4), and set-square (34) are located the top of conveyer belt (32).
7. The quality inspection apparatus for cast crankshaft machining with flaw detection according to claim 1, characterized in that: two sets of the one side outer wall of riser (2) all installs and links up the piece, link up one side outer wall of piece and install and place a section of thick bamboo (35), and place the outer wall laminating of the inner wall of a section of thick bamboo (35) and ultrasonic detector (11).
8. The quality inspection apparatus for cast crankshaft machining with flaw detection according to claim 1, characterized in that: two sets of bearing cylinders (36) arranged side by side are installed at the bottom of the base (1), and the bottom walls of the two sets of bearing cylinders (36) are respectively attached to the bottoms of the two sets of servo motors (8).
9. The quality inspection apparatus for machining a cast crankshaft with flaw detection according to any one of claims 1 to 8, characterized by operating the quality inspection apparatus for machining a cast crankshaft by:
s1, the device can be connected with a crankshaft production line, wherein a crankshaft to be detected transmitted from the production line can be placed above a conveyor belt (32), at the moment, a driving motor (33) is in a starting state, an output shaft of the driving motor can drive one group of rotating rollers (31) to rotate according to a set rotating speed, then the conveyor belt (32) installed on the outer surface of the rotating rollers (31) can be driven to rotate along with the rotating, and then the crankshaft to be detected placed on the conveyor belt (32) can gradually move to the position of a base (1);
s2, when the crankshaft to be detected reaches a space enclosed by the two sets of triangular plates (34) and the base (1), a worker can take the crankshaft and place the crankshaft at the top of the rotary table (7), the circle center of the crankshaft needs to be aligned with the circle center of the rotary table (7), then two sets of symmetrically arranged miniature electric push rods (13) are started to enable the crankshaft and the rotary table to extend outwards, then the cylinder (14), the embedded column (15) and the semicircular plate (16) which are installed at one end of the crankshaft can be driven to move towards the position where the crankshaft is located until the inner side of the semicircular plate (16) is attached to the outer wall of the crankshaft, and then the operation of the miniature electric push rods (13) is stopped;
s3, a worker holds one group of ultrasonic detectors (11), takes the ultrasonic detectors out of the placing cylinder (35), aligns the ultrasonic detectors to the outer surface of the crankshaft, starts the servo motor (8) to enable the output shaft of the servo motor to drive the turntable (7) to rotate according to a set rotating speed, then the crankshaft placed at the top of the turntable (7) can rotate synchronously, then the contact area between the ultrasonic detectors (11) and the crankshaft can be increased, then the ultrasonic detectors (11) can transmit detected signals to the position where the display (10) is electrically connected with the ultrasonic detectors, and then the flaw detection process is represented by a curve in the display (10), so that the worker can judge the flaw directly;
s4, in the flaw detection process, starting the multi-section electric extension rod (21) to enable the multi-section electric extension rod to perform telescopic operation so as to drive the movable block (23) arranged at one end of the multi-section electric extension rod to move left and right, then enabling each part arranged at the bottom of the movable block (23) to move along with the movable block so as to enable the pressing plate (27) to be positioned right above the crankshaft, after the flaw detection of the crankshaft is finished, starting the electric lifting rod (26) to enable the electric lifting rod to drive the pressing plate (27) arranged at the bottom of the electric extension rod to move downwards, when the bottom of the pressing plate (27) is attached to the top of the crankshaft, starting the distance sensor (30), monitoring the distance between the electric lifting rod (26) and the top of the rotary table (7) in real time, continuously extending downwards for a set number of seconds so as to perform pressing treatment on the crankshaft, in the pressing process, when the distance sensor (30) monitors the distance value between the electric lifting rod and the rotary table (7) to be reduced, a prompter (28) electrically connected with the crankshaft can be started to remind a worker that the crankshaft is unqualified in compression detection;
s5, when the crankshafts on one group of the rotary discs (7) are subjected to compression detection, a worker can take one group of crankshafts on the conveying belt (32) again and place the crankshaft on the other group of rotary discs (7), then flaw detection operation is carried out, and when the crankshafts are subjected to compression detection, the worker can replace the crankshafts on the original rotary discs (7) and then carry out flaw detection.
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| CN202111466456.3A CN114152671A (en) | 2021-12-03 | 2021-12-03 | Quality detection equipment with flaw detection function for machining cast crankshaft |
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| CN202111466456.3A CN114152671A (en) | 2021-12-03 | 2021-12-03 | Quality detection equipment with flaw detection function for machining cast crankshaft |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115561086A (en) * | 2022-12-05 | 2023-01-03 | 常州市朗科精密机械有限公司 | Servo motor shell multistation synchronous detection device |
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Application publication date: 20220308 |
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