CN214895017U - Eddy current detection flaw detection equipment for rotating parts - Google Patents
Eddy current detection flaw detection equipment for rotating parts Download PDFInfo
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- CN214895017U CN214895017U CN202120558331.2U CN202120558331U CN214895017U CN 214895017 U CN214895017 U CN 214895017U CN 202120558331 U CN202120558331 U CN 202120558331U CN 214895017 U CN214895017 U CN 214895017U
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Abstract
The utility model discloses a rotatory spare part eddy current testing equipment of detecting a flaw belongs to rotatory spare part technical field that detects a flaw. The equipment comprises a feeding purging device, a conveying device, a first detecting device, a turnover device, a second detecting device, a waste pushing device, a discharging device and a workpiece inserting and conveying device, wherein the feeding purging device is used for feeding workpieces and removing foreign matters, the conveying device is used for conveying the workpieces to a preparation position, the first detecting device is used for carrying out workpiece upper half positioning and detection and flaw detection, the turnover device is used for carrying out 180-degree turnover on the workpieces, then the second detecting device is used for carrying out workpiece lower half positioning and eddy current detection and flaw detection, the waste pushing device is used for sorting qualified products and waste products and discharging, so that full-name automatic detection and flaw detection and sorting are realized, the detection quality is high, the missing detection rate and the false detection rate are extremely low, and the production efficiency can be greatly improved.
Description
Technical Field
The utility model relates to an eddy current testing equipment of detecting a flaw especially relates to a rotatory spare part eddy current testing equipment of detecting a flaw, belongs to rotatory spare part technical field that detects a flaw.
Background
With the rapid development of science and technology, the production of various mechanical parts tends to be developed in the directions of high automation, high efficiency and high quality, so that the detection work of the parts becomes more important. The surface layers of rotating parts, such as inner rings, outer rings and the like of bearings, often have some defects caused by process operation in the production and processing process, in the prior art, part of the rotating parts are distinguished from unqualified workpieces through manual visual detection, but the detection efficiency is low, the subjectivity is strong, the labor cost is high, and meanwhile, the condition of missed detection is very easy to occur; and the surface of the workpiece is detected by eddy current inspection.
The eddy current inspection is to excite a probe coil by sine wave current by adopting an electromagnetic induction principle, when a probe approaches to a metal surface, an alternating magnetic field around the coil generates induced current on the metal surface, and for flat metal, the flow direction of the induced current is in a shape of a circle concentric with the coil and similar to a vortex, so that the eddy current inspection is called eddy current.
At present, the existing eddy current detection device is rarely specially applied to rotating parts, and meanwhile, existing detection equipment mostly has the problems of low automation degree and poor detection effect.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides a rotatory spare part eddy current testing equipment of detecting a flaw, this equipment can improve the degree of automation that rotatory spare part detected, and detection quality is high moreover, leak to examine and the false retrieval rate is extremely low, can promote the quality detection level of enterprise's product, reduce and detect cost of labor, improve production efficiency.
The technical scheme of the utility model is that:
the utility model discloses a rotary part eddy current testing flaw detection device, which comprises a working platform, wherein a PLC assembly is positioned on the working platform, and a feeding blowing device and a conveying device are sequentially arranged on the working platform; a main positioning piece which is linearly distributed is fixedly arranged at the tail end of the conveying device on the working platform, and a first detection device, a turnover device, a second detection device, a waste pushing device and a discharging device are sequentially arranged on the working platform along the main positioning piece; the working platform is also provided with a workpiece inserting and conveying device which can insert and convey workpieces to different stations along the main positioning piece;
the feeding and purging device comprises a feeding and discharging channel assembly, a limiting stop assembly and a purging assembly, wherein the feeding and discharging channel assembly comprises a feeding channel for vertically accommodating a workpiece and a discharging channel communicated with the feeding channel; the limiting stop assembly comprises a limiting cylinder positioned above the feeding channel, and the limiting cylinder can limit the workpiece in the feeding channel or push the workpiece to the discharging channel; the purging assembly comprises an inner purging head which can extend and retract to the center of the workpiece along the axial direction of the workpiece;
the conveying device comprises a conveying belt, one end of the conveying belt is positioned right below the discharging channel, a pushing plate is positioned at the other end of the conveying belt, and the pushing plate can move on the working platform in a positioning mode along the direction of the main positioning piece;
the first detection device and the second detection device both comprise a rotating assembly capable of jacking a workpiece and performing circumferential rotation after being centrally positioned, a lifting and pressing assembly is positioned above the rotating assembly on the working platform and comprises a pressing wheel capable of moving up and down in a vertical direction and pressing the upper surface of the workpiece, and the lifting and pressing assembly comprises a profiling probe capable of moving up and down in a vertical direction and electrically connected with the PLC assembly;
the turnover device comprises a turnover driving component and two turnover claws fixedly connected with the turnover driving component, and a clamping gap for holding the workpiece horizontally is formed between the two turnover claws;
the waste pushing device comprises a waste channel which is higher than the main positioning piece and a waste pushing cylinder which can push the waste into the waste channel;
the discharging device comprises a discharging slideway fixedly arranged at the tail end of the main positioning piece;
the work inserting and conveying device comprises an inserting and conveying plate which can be positioned and moved along the length direction of the main positioning piece, and a plurality of inserting and conveying grooves for inserting workpieces are uniformly arranged on the inserting and conveying plate at intervals.
The further technical scheme is as follows:
the feeding and discharging channel assembly comprises two channel vertical plates which are arranged in parallel relatively and a channel bottom plate which is fixedly arranged at the bottoms of the two channel vertical plates, a gap between the two channel vertical plates forms the feeding channel, and a feeding sensor is fixedly arranged above the feeding channel; the discharging channel is formed by one channel vertical plate being shorter than the other channel vertical plate, the channel bottom plate at the discharging channel is inclined, and a guide block in a trend shape is fixedly arranged at the discharging channel.
The further technical scheme is as follows:
the limiting stop assembly comprises two limiting air cylinders which can independently move up and down in a positioning mode, and the distance between the two limiting air cylinders is smaller than the outer diameter of a workpiece.
The further technical scheme is as follows:
the purging assembly comprises a purging cylinder arranged along the axial direction of the workpiece, the output end of the purging cylinder is fixedly connected with the inner purging head, and the inner purging head is communicated with an external air source.
The further technical scheme is as follows:
the rotating assembly comprises a rotating motor fixedly arranged on the lower surface of the working platform and a rotating head which is in transmission connection with the rotating motor through a belt wheel, the rotating head comprises a jacking head tool which can be elastically moved to penetrate through the working platform and a main positioning piece along the direction of the central axis of the rotating head, and a workpiece is coaxially positioned and sleeved on the jacking head tool and clamped on the jacking head tool.
The further technical scheme is as follows:
the lifting compression assembly comprises a support fixed on the upper surface of the working platform, a lifting motor is fixedly arranged on the support, the driving direction of the lifting motor is arranged along the vertical direction, a first middle plate is fixedly connected to the driving end of the lifting motor, two compression rods are arranged on the first middle plate in a positioning connection mode, each compression rod is rotatably connected with one compression wheel, and the lifting motor drives the first middle plate to move downwards and drive the compression wheels to be compressed on the upper surface of a workpiece.
The further technical scheme is as follows:
fixedly connected with step motor that a drive direction set up along vertical direction on the first intermediate lamella, linked firmly the second intermediate lamella on this step motor's the drive end, profile modeling probe fixed connection in on the second intermediate lamella, step motor drive second intermediate lamella reciprocates and drives the profile modeling probe is close to or keeps away from the work piece in vertical direction.
The further technical scheme is as follows:
the overturning driving assembly comprises a rotary cylinder fixedly connected to the working platform, a finger cylinder is fixedly connected to the driving end of the rotary cylinder, and the two overturning claws are fixedly connected to the two output ends of the finger cylinder.
The further technical scheme is as follows:
corresponding main setting element department sets firmly a drive direction along the sorting of vertical direction setting and pushes up the cylinder, should select separately to push up the last push pedal that work platform and main setting element were worn to establish of fixedly connected with on the drive end of cylinder, select separately to push up and push up the cylinder will go up the push pedal push up to with the waste material passageway flushes the back, by the waste material is released the cylinder and is pushed away the waste material to the waste material passageway in.
The utility model has the beneficial technical effects that:
1. the equipment of the utility model adopts the eddy current testing technology to carry out the flaw detection of the workpiece, and the detection quality is high; the profiling probe matched with the circular ring type rotating part is adopted in the detection part, so that the workpiece can be detected in all directions, the use of the probe and a detection channel can be reduced, and the use cost of an enterprise can be reduced;
2. the device of the utility model is purposefully designed with an online purging mechanism, which can automatically remove impurities and dust on the surface of the workpiece to be detected, so as to reduce the influence of attachments on the detection quality;
3. equipment adopts the setting of each position sensor in PLC control assembly, step motor control and the subassembly, can carry out human-computer interface interactive, and the full flow homoenergetic is automatic, and degree of automation is high, can reduce the cost of labor.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is one of the overall structural schematic diagrams of the feeding purging device of the present invention;
FIG. 3 is a second schematic view of the overall structure of the feeding purging device of the present invention;
FIG. 4 is a schematic view of the overall structure of the first detecting device of the present invention;
FIG. 5 is a schematic view of a rotary assembly of the present invention;
fig. 6 is a schematic structural view of the lifting and pressing assembly of the present invention;
fig. 7 is a schematic view of the overall structure of the turnover device of the present invention;
fig. 8 is a schematic view of the overall structure of the waste material ejecting device according to the present invention;
fig. 9 is a schematic view of the overall structure of the workpiece inserting and feeding device according to the present invention;
wherein:
100. a working platform; 200. a main positioning member;
1. a feed purge unit;
11. a feed and discharge passage assembly; 111. a feed channel; 112. a discharge channel; 113. a channel vertical plate; 114. a channel floor; 115. a feed sensor; 116. a guide block;
12. a limit stop assembly; 121. a limiting cylinder;
13. a purge assembly; 131. an inner sweeping head; 132. purging the cylinder;
2. a conveying device; 21. a conveyor belt; 22. a push plate;
3. a first detection device;
31. a rotating assembly; 311. a rotating electric machine; 312. rotating the head; 312a and a top tool;
32. a lifting and pressing assembly; 321. a pinch roller; 322. profiling a probe; 323. a support frame; 324. a lifting motor; 325. a first intermediate plate; 326. a hold down bar; 327. a stepping motor; 328. a second intermediate plate;
4. a turning device; 41. a turnover drive assembly; 411. a rotary cylinder; 412. a finger cylinder; 42. turning over the claw; 43. a clamping gap;
5. a second detection device;
6. a waste material pushing device; 61. a waste channel; 62. a waste material pushing cylinder; 63. a sorting push-up cylinder; 64. a push plate is arranged;
7. a discharging device; 71. a discharge chute;
8. a workpiece insertion device; 81. a plug-in board; 811. a plug-in slot;
9. and (5) a workpiece.
Detailed Description
In order to make the technical means of the present invention clearer and to implement the present invention according to the content of the specification, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples, which are used for illustrating the present invention and are not intended to limit the scope of the present invention.
This embodiment has described in detail a rotatory spare part eddy current testing equipment of detecting a flaw, and this equipment includes a frame, and a work platform 100 has set firmly in the frame, and this work platform separates the frame inside and forms work area and control area two parts, and wherein the location is equipped with a PLC subassembly on the work platform that lies in the work area, and lies in the control area location in the frame and be equipped with the electrical control subassembly.
The working platform 100 is sequentially provided with a feeding purging device 1 and a conveying device 2. A main positioning member 200 is fixed at the end of the conveying device 2 on the working platform 100, and in this embodiment, for reasonable layout, the length direction of the main positioning member 200 is perpendicular to the conveying direction of the conveying device. The working platform 100 is sequentially provided with a first detection device 3, a turnover device 4, a second detection device 5, a waste pushing device 6 and a discharging device 7 from the end of the conveying device along the length direction of the main positioning member 200, wherein a preparation position is arranged between the end of the conveying device 2 and the first detection device 3. In addition, a workpiece inserting and conveying device 8 capable of inserting and conveying workpieces to different stations along the main positioning part is positioned on the working platform 100. The structure, function and operation of each part of the device are described in more detail below.
The feeding purging device 1 comprises a feeding and discharging channel assembly 11, a limit stop assembly 12 and a purging assembly 13.
The feeding and discharging channel assembly 11 comprises a feeding channel 111 for vertically accommodating the workpieces therein and a discharging channel 112 communicated with the feeding channel, and the more specific structure is as follows: the feeding and discharging channel assembly 11 comprises two channel vertical plates 113 arranged in parallel and a channel bottom plate 114 fixedly arranged at the bottoms of the two channel vertical plates, a feeding channel 111 is formed in a gap between the two channel vertical plates, and the workpiece is accommodated in the feeding channel 111 in a vertical mode, and the radial surface of the workpiece is parallel to the two channel vertical plates; one of the passage risers (preferably the one facing the conveyor 2) is shorter than the other, forming the above-mentioned discharge channel 112 in the short place; in addition, in order to facilitate the sliding of the workpiece out of the discharging channel, the bottom plate of the discharging channel is inclined, and a guide block 116 in a tilted shape is fixedly arranged at the discharging channel (i.e. the short position of the vertical plate degree of the channel), so that the workpiece can conveniently slide out of the conveying device 2 along the guide block. In addition, a feeding sensor 115 for detecting whether there is a workpiece in the feeding channel is fixedly disposed above the feeding channel 111.
Spacing backstop subassembly 12 is including the spacing cylinder 121 of locating above the feedstock channel, and this spacing cylinder can be spacing in feedstock channel or push away to feedstock channel with the work piece in, its more specific structure is: the limit stop assembly 12 comprises two limit cylinders 121 capable of independently moving up and down, and the distance between the two limit cylinders is smaller than the outer diameter of the workpiece. When no workpiece is in the feeding channel, the output ends of the two limiting cylinders are in a contraction state; when a workpiece is arranged in the feeding channel, the output ends of the two limiting cylinders extend downwards and the tail ends of the output ends are lower than the highest point of the vertical workpiece, so that the workpiece is limited between the output ends of the two limiting cylinders; when the workpiece is required to roll to the discharging channel, the output end close to the limiting cylinder on one side of the discharging channel contracts upwards, and the output end far away from the limiting cylinder on one side of the discharging channel continues to stretch downwards to push the workpiece to roll out towards the discharging channel. Since the channel floor at the discharge channel is inclined, the workpieces slide out of the discharge channel along the channel floor and the obliquely arranged guide blocks onto the conveyor 2.
The purging assembly 13 includes an inner purging head 131 capable of extending and retracting along the axial direction of the workpiece to the center of the workpiece, and more specifically, the structure is as follows: the purging assembly 13 includes a purging cylinder 132 disposed along the axial direction of the workpiece, the cylinder body of the purging cylinder is fixedly connected to the frame, the output end of the purging cylinder is fixedly connected to the inner purging head 131, and the inner purging head is communicated with an external air source. When the feeding is completed in the feeding channel, and the feeding sensor 115 detects that a workpiece exists, the purging cylinder 132 is started, and the inner purging head exhausts air to remove foreign matters on the inner circular ring of the workpiece.
The above-mentioned conveying device 2 comprises a conveyor belt 21, one end of which is located right below the discharging channel 112, and the other end of which is located with a pushing plate 22, which can be located and moved on the working platform along the main locating piece direction. The more specific structure of the push plate 22 is: the working platform 100 is fixedly provided with a pushing cylinder assembly, the driving direction of which is arranged along the length direction of the main positioning piece, the output end of the pushing cylinder assembly is fixedly connected with the pushing plate 22, the pushing plate is positioned on the upper surface of the main positioning piece and is close to the tail end of the conveyor belt 21, and the pushing cylinder in the pushing cylinder assembly drives the pushing plate to move on the upper surface of the main positioning piece in a positioning manner. When the workpiece pushing device is used, the conveying belt conveys workpieces to the tail end of the conveying belt, the workpieces fall onto the pushing plate at the tail end, and the pushing cylinder assembly drives the pushing plate to move so as to push the workpieces to the preparation position.
The first detecting device 3 and the second detecting device 5 have the same structure, and the structure and the connection relationship of the first detecting device 3 are described in this embodiment. First detection device 3 includes one can carry out circumference direction rotation's rotating assembly 31 after jacking and the center location to the work piece, and the top department location that lies in this rotating assembly on the work platform is equipped with a lift and compresses tightly subassembly 32, and this lift compresses tightly the subassembly and includes one can follow vertical direction from top to bottom location removal and compress tightly pinch roller 321 on the work piece upper surface, and this lift compress tightly the subassembly include one can follow vertical direction from top to bottom location removal and with PLC subassembly electric connection's profile modeling probe 322.
The rotating assembly 31 includes a rotating motor 311 fixedly disposed on the lower surface of the working platform 100 and a rotating head 312 drivingly connected to the rotating motor through a belt wheel, the rotating head 312 includes a top fixture 312a capable of elastically moving up and down along the central axis of the rotating head to pass through the working platform and the main positioning element, and the workpiece is coaxially positioned and sleeved on and clamped on the top fixture. During use, after a workpiece reaches a first detection position, the ejection head tool on the rotating head rises upwards to sequentially penetrate the working platform and the main positioning piece, and the workpiece is coaxially positioned and sleeved on the ejection head tool, so that the central positioning of the workpiece is realized.
The lifting and pressing assembly 32 comprises a support frame 323 fixedly connected to the upper surface of the working platform 100, a lifting motor 324 with a driving direction arranged along the vertical direction is fixedly arranged on the support frame, a first intermediate plate 325 is fixedly connected to the driving end of the lifting motor, two pressing rods 326 arranged at intervals are fixedly connected to the first intermediate plate, each pressing rod is rotatably connected with one of the pressing wheels 321, and the first intermediate plate driven by the lifting motor moves downwards and drives the pressing wheel to press the upper surface of the workpiece. Fixedly connected with step motor 327 that a drive direction set up along vertical direction on first intermediate lamella 325, has linked firmly second intermediate lamella 328 on this step motor's the drive end, and profile modeling probe 322 fixed connection is on second intermediate lamella 328, and step motor drive second intermediate lamella reciprocates and drives the profile modeling probe and be close to or keep away from the work piece in vertical direction. When the device is used, after the center of a workpiece is positioned, the pressing wheel of the pressing device moves downwards to press the workpiece, and then the profiling probe moves axially along the workpiece under the driving of the stepping motor to detect the upper half part of the workpiece; after the turning, the lower half of the workpiece is inspected on the second inspection device 5.
The turning device 4 comprises a turning driving assembly 41 and two turning claws 42 fixedly connected with the turning driving assembly, and a clamping gap 43 is formed between the two turning claws for the workpiece to be horizontally placed and clamped. The turning driving assembly 41 includes a rotary cylinder 411 fixedly connected to the working platform, a finger cylinder 412 fixedly connected to a driving end of the rotary cylinder, and two turning claws connected to two output ends of the finger cylinder. The work piece is inserted and is sent to in the centre gripping clearance of two upset claws to press from both sides the work piece tight between these two upset claws through the output of finger cylinder, avoid the work piece at the in-process skew position of upset and by colliding with, the gyration cylinder starts afterwards, carries out 180 degrees upsets with the work piece.
The scrap pushing device 6 includes a scrap passage 61 positioned higher than the main positioning member and a scrap pushing cylinder 62 capable of pushing the scrap into the scrap passage. The concrete structure is as follows: a sorting push-up cylinder 63 which is arranged along the vertical direction in the driving direction is fixedly arranged on the lower surface of the working platform 100 corresponding to the main positioning piece, and a push-up plate 64 which penetrates through the working platform and the main positioning piece is fixedly connected to the driving end of the sorting push-up cylinder; the length direction of the waste material channel 61 is perpendicular to the length direction of the main positioning piece, the pushing direction of the waste material pushing cylinder 62 is consistent with the length direction of the waste material channel, the waste material channel and the waste material pushing cylinder are respectively arranged on two sides of the main positioning piece, and a pushing block is fixedly connected to the driving end of the waste material pushing cylinder. After the sorting push-up cylinder 63 pushes the push-up plate 64 to be flush with the waste channel 61, the waste push-out cylinder 62 drives the push-out block to move so as to push the waste into the waste channel.
The discharging device 7 includes a discharging chute 71 fixed at the end of the main positioning member. The discharging slideway 71 comprises an arc transition slideway and a straight transition slideway, wherein one end of the arc transition slideway is fixedly connected with the tail end of the main positioning piece, the other end of the arc transition slideway is communicated with the straight transition slideway, and the arc transition slideway is provided with an arc chute for the workpiece plane to slide in; wherein the straight line transition slide is arranged from the top to the bottom in an inclined manner, and the straight line transition slide is provided with a straight line chute for the workpiece to vertically roll therein. When the device is used, a workpiece is inserted to the head end of the arc-shaped transition slideway, and then the workpiece slides into the linear transition slideway along the arc-shaped sliding chute; the workpiece is vertical when contacting the linear sliding groove of the linear transition slideway, and can slide downwards along with the inclined linear sliding groove to enter the material collecting area.
The workpiece inserting and feeding device 8 comprises an inserting and feeding plate 81 capable of positioning and moving along the length direction of the main positioning piece, and a plurality of inserting and feeding grooves 811 for inserting workpieces are uniformly arranged on the inserting and feeding plate at intervals. The specific structure of the workpiece inserting and conveying device is as follows: working platform 100 is last to set firmly the sideslip cylinder assembly that the direction of drive set up along main setting element length direction, fixedly connected with mounting panel on the output of this sideslip cylinder assembly, fixedly connected with a direction of drive perpendicular to main setting element length direction's the cylinder of inserting on this mounting panel, fixedly connected with one on the output of the cylinder of should inserting the board 81 of inserting, should insert on the board closely adjacent to one side of main setting element on the spaced apart a plurality of insert groove 811 that is equipped with, every shape of inserting the groove is all unanimous, inserts the groove and all is interior narrow outer wide dovetail groove structure, and the outer wide department of this dovetail groove and the external diameter phase-match of work piece. When the clamping device is used, the transverse moving cylinder moves left and right along the main positioning piece to corresponding stations, and the inserting air cylinder moves back and forth to clamp a workpiece in the trapezoidal groove to insert and take the workpiece.
The eddy current inspection and flaw detection method for the rotating parts by using the equipment mainly comprises the following steps:
s1, after a workpiece to be detected enters a feeding channel of a feeding and discharging channel assembly through an automatic feeding device or is directly communicated with workpiece production equipment, a feeding sensor is started to detect whether the workpiece to be detected exists in the feeding channel, if the workpiece to be detected is detected, a detection signal is transmitted to a PLC by the sensor, the PLC outputs an execution signal to a purging assembly, and an inner purging head is started to purge foreign matters in an inner ring;
s2, after clearing is finished, the workpiece to be detected reaches a preparation position through the conveying device, the workpiece inserting and conveying device starts to insert and convey the workpiece to be detected from the preparation position to a detection position I below the first detection device, the rotating head of the first detection device rises upwards and performs center positioning on the workpiece to be detected, and meanwhile, the lifting motor of the first detection device moves downwards to drive the pressing wheel to roll and press the upper surface of the workpiece to be detected; then the stepping motor is started to drive the profiling probe to move along the axial direction of the workpiece to carry out the upper half detection of the workpiece to be detected; when the upper half part of the workpiece is detected to have defects, the profiling probe transmits a defect signal to the PLC component for storage;
s3, inserting the workpiece to be detected after single-side detection into a clamping gap between two overturning claws of the overturning device through the inserting device, overturning the workpiece to be detected by 180 degrees through the overturning device, then inserting the workpiece to be detected to a second detection position below the second detection device through the inserting device, and detecting the lower half part of the workpiece to be detected by using the second detection device; when the lower half part of the workpiece is detected to be defective, the profiling probe transmits a defect signal to the PLC component for storage;
s4, the PLC component analyzes and processes the received defect signal and forms a corresponding execution signal, and transmits the execution signal to the material distributing and pushing device; the workpiece to be detected after double-side detection is inserted and conveyed to the push plate of the waste pushing device through the inserting and conveying device, and the sorting push-up cylinder determines whether to act according to an execution signal given by the PLC component;
s5, when the workpiece to be detected has defects, the sorting push-up cylinder acts, the workpiece is pushed up to be flush with the waste channel by the push-up plate, and then the waste push-out cylinder is started to push the waste into the waste channel, and the waste is sorted and conveyed to a waste storage area through the waste channel; when the workpiece to be detected is not defective, the sorting push-up cylinder does not act, the workpiece enters the discharging slideway, is sorted and conveyed to the qualified product storage area through the discharging slideway, and automatic detection and sorting of qualified products and waste products are realized.
The equipment of the utility model adopts the eddy current testing technology to carry out the flaw detection of the workpiece, and the detection quality is high; the profiling probe matched with the circular ring type rotating part is adopted in the detection part, so that the workpiece can be detected in all directions, the use of the probe and a detection channel can be reduced, and the use cost of an enterprise can be reduced; the device of the utility model is purposefully designed with an online purging mechanism, which can automatically remove impurities and dust on the surface of the workpiece to be detected, so as to reduce the influence of attachments on the detection quality; equipment adopts the setting of each position sensor in PLC control assembly, step motor control and the subassembly, can carry out human-computer interface interactive, and the full flow homoenergetic is automatic, and degree of automation is high, can reduce the cost of labor.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a rotatory spare part eddy current testing equipment of detecting a flaw, includes work platform (100), the last location of work platform is equipped with the PLC subassembly, its characterized in that: the working platform is sequentially provided with a feeding blowing device (1) and a conveying device (2); a main positioning piece (200) which is linearly distributed is fixedly arranged at the tail end of the conveying device (2) on the working platform, and a first detection device (3), a turnover device (4), a second detection device (5), a waste pushing device (6) and a discharging device (7) are sequentially arranged on the working platform along the main positioning piece; a workpiece inserting and conveying device (8) capable of inserting and conveying workpieces to different stations along the main positioning piece is positioned on the working platform;
the feeding and purging device (1) comprises a feeding and discharging channel assembly (11), a limiting stop assembly (12) and a purging assembly (13), wherein the feeding and discharging channel assembly (11) comprises a feeding channel (111) for vertically accommodating workpieces and a discharging channel (112) communicated with the feeding channel; the limiting stop assembly (12) comprises a limiting cylinder (121) positioned above the feeding channel, and the limiting cylinder can limit a workpiece in the feeding channel or push the workpiece to the discharging channel; the purging assembly (13) comprises an inner purging head (131) capable of extending and retracting along the axial direction of the workpiece to the center of the workpiece;
the conveying device (2) comprises a conveying belt (21), one end of the conveying belt is positioned right below the discharging channel (112), the other end of the conveying belt is provided with a pushing plate (22) in a positioning mode, and the pushing plate can move on the working platform in a positioning mode along the direction of the main positioning piece;
the first detection device (3) and the second detection device (5) respectively comprise a rotating assembly (31) which can lift a workpiece and perform circumferential rotation after being centrally positioned, a lifting and pressing assembly (32) is positioned above the rotating assembly on the working platform and comprises a pressing wheel (321) which can move up and down in a vertical direction and press the upper surface of the workpiece, and the lifting and pressing assembly comprises a profiling probe (322) which can move up and down in a vertical direction and is electrically connected with the PLC assembly;
the overturning device (4) comprises an overturning driving component (41) and two overturning claws (42) fixedly connected with the overturning driving component, and a clamping gap (43) for a workpiece to be horizontally placed and clamped is formed between the two overturning claws;
the waste material pushing device (6) comprises a waste material channel (61) which is higher than the main positioning part and a waste material pushing cylinder (62) which can push the waste material into the waste material channel;
the discharging device (7) comprises a discharging slideway (71) fixedly arranged at the tail end of the main positioning piece;
the workpiece inserting and conveying device (8) comprises an inserting and conveying plate (81) capable of positioning and moving along the length direction of the main positioning piece, and a plurality of inserting and conveying grooves (811) for inserting workpieces are uniformly arranged on the inserting and conveying plate at intervals.
2. The eddy current inspection flaw detection apparatus for rotary parts according to claim 1, characterized in that: the feeding and discharging channel assembly (11) comprises two channel vertical plates (113) which are arranged in parallel relatively and a channel bottom plate (114) which is fixedly arranged at the bottoms of the two channel vertical plates, a feeding channel (111) is formed by a gap between the two channel vertical plates, and a feeding sensor (115) is fixedly arranged above the feeding channel; the discharge channel (112) is formed at the position that one channel vertical plate is shorter than the other channel vertical plate, the channel bottom plate at the discharge channel is inclined, and a guide block (116) in a trend shape is fixedly arranged at the discharge channel.
3. The eddy current inspection flaw detection apparatus for rotary parts according to claim 1, characterized in that: the limiting stop assembly (12) comprises two limiting air cylinders (121) which can be independently positioned and moved up and down, and the distance between the two limiting air cylinders is smaller than the outer diameter of a workpiece.
4. The eddy current inspection flaw detection apparatus for rotary parts according to claim 1, characterized in that: the purging assembly (13) comprises a purging cylinder (132) arranged along the axial direction of the workpiece, the output end of the purging cylinder is fixedly connected with the inner purging head (131), and the inner purging head is communicated with an external air source.
5. The eddy current inspection flaw detection apparatus for rotary parts according to claim 1, characterized in that: the rotating assembly (31) comprises a rotating motor (311) fixedly arranged on the lower surface of the working platform and a rotating head (312) connected with the rotating motor in a transmission mode through a belt wheel, the rotating head comprises a jacking head tool (312a) which can be elastically moved to penetrate through the working platform and a main positioning piece along the direction of the central axis of the rotating head in an up-and-down positioning mode, and a workpiece is coaxially positioned and sleeved and clamped on the jacking head tool.
6. The eddy current inspection flaw detection apparatus for rotary parts according to claim 1, characterized in that: the lifting compression assembly (32) comprises a support frame (323) fixed on the upper surface of the working platform, a lifting motor (324) with a driving direction arranged along the vertical direction is fixedly arranged on the support frame, a first intermediate plate (325) is fixedly connected to the driving end of the lifting motor, a compression rod (326) with two intervals is fixedly connected to the first intermediate plate, each compression rod is rotatably connected with one compression wheel (321), and the first intermediate plate driven by the lifting motor moves downwards and drives the compression wheel to be compressed on the upper surface of a workpiece.
7. The rotating parts eddy current inspection flaw detection apparatus of claim 6, characterized in that: fixedly connected with step motor (327) that a direction of drive set up along vertical direction on first intermediate lamella (325), has linked firmly second intermediate lamella (328) on this step motor's the drive end, profile modeling probe (322) fixed connection in on second intermediate lamella (328), step motor drive second intermediate lamella reciprocates and drives the profile modeling probe is close to or keeps away from the work piece in vertical direction.
8. The eddy current inspection flaw detection apparatus for rotary parts according to claim 1, characterized in that: the overturning driving assembly (41) comprises a rotary cylinder (411) fixedly connected to the working platform, a finger cylinder (412) is fixedly connected to the driving end of the rotary cylinder, and the two overturning claws are fixedly connected to the two output ends of the finger cylinder.
9. The eddy current inspection flaw detection apparatus for rotary parts according to claim 1, characterized in that: corresponding main setting element department sets firmly on work platform (100)'s the lower surface and selects separately push up cylinder (63) that a direction of drive set up along vertical direction, should select separately to push up the last fixedly connected with of the drive end of cylinder and wear to establish push up board (64) of work platform and main setting element, select separately to push up the cylinder will push up the push up board push up to with the waste material passageway flushes the back, by the waste material is released the cylinder and is pushed away the waste material to the waste material passageway in.
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| CN202120558331.2U CN214895017U (en) | 2021-03-18 | 2021-03-18 | Eddy current detection flaw detection equipment for rotating parts |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109428A (en) * | 2021-03-18 | 2021-07-13 | 苏州九尚久电磁设备有限公司 | Eddy current detection and flaw detection equipment and detection and flaw detection method for rotating parts |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109428A (en) * | 2021-03-18 | 2021-07-13 | 苏州九尚久电磁设备有限公司 | Eddy current detection and flaw detection equipment and detection and flaw detection method for rotating parts |
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