CN114813953A - Wheel hub semi-water immersion detection device - Google Patents
Wheel hub semi-water immersion detection device Download PDFInfo
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- CN114813953A CN114813953A CN202210745670.0A CN202210745670A CN114813953A CN 114813953 A CN114813953 A CN 114813953A CN 202210745670 A CN202210745670 A CN 202210745670A CN 114813953 A CN114813953 A CN 114813953A
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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
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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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- 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
- G01N29/26—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
- 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
- G01N29/28—Details, e.g. general constructional or apparatus details providing acoustic coupling, e.g. water
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Abstract
The invention discloses a wheel hub semi-water immersion detection device which comprises a rack, a water immersion tank, a clamping rotary mechanism, a receiving and conveying lifting mechanism, a horizontal receiving and conveying mechanism and a scanning mechanism, wherein the water immersion tank, the clamping rotary mechanism and the receiving and conveying lifting mechanism are all arranged on the rack, the clamping rotary mechanism is positioned below the water immersion tank, and the receiving and conveying lifting mechanism is positioned above the water immersion tank; the upper part of the clamping rotary mechanism extends upwards into the water immersion tank; the power output end of the receiving and conveying lifting mechanism is arranged downwards, the horizontal receiving and conveying mechanism is arranged on the power output end of the receiving and conveying lifting mechanism, and the horizontal receiving and conveying mechanism is positioned in the water immersion tank and can move up and down along the depth direction of the water immersion tank under the driving of the receiving and conveying lifting mechanism; the scanning mechanism is arranged on the side wall of the water immersion pool, a probe is arranged on the scanning mechanism, and the probe is correspondingly matched with the upper end of the clamping rotating mechanism. The wheel hub semi-water immersion detection device can perform full-automatic non-contact flaw detection on the wheel hub, reduces detection cost and labor cost, and improves detection precision and detection efficiency.
Description
Technical Field
The invention relates to the technical field of hub welding seam detection equipment, in particular to a hub semi-water immersion detection device.
Background
The steel rim is also called a hub, is a metal part for supporting the tire by the inner outline of the automobile tire, is an important part for bearing the vehicle, and the quality of the steel rim is directly related to the life safety of people. The hub is usually made of aluminum alloy or steel, and the steel hub has high strength and is commonly used for large trucks, so that the requirements on all aspects are high. The steel hub is welded by a laser welding machine, pulse laser generated by a laser irradiates the surface of a machined part after beam expansion, reflection and focusing, surface heat is diffused inwards through heat conduction, and the workpiece is melted to form a specific molten pool through digitally and accurately controlling parameters such as the width, energy, peak power, repetition frequency and the like of laser pulse, so that the laser precision welding of the machined part is realized. In the laser welding of the automobile hub, the detection of the weld penetration is an important quality index of laser penetration welding, so that the detection of the weld penetration of the hub by providing an effective detection means has important significance.
At present, for the scanning of such hub pieces, most of the adopted hub water immersion horizontal rolling scanning can solve the coupling problem in the scanning process, but in the actual detection process, the phased array probe is often contacted with the outer ring of the hub to generate friction, so that the phased array probe is seriously worn in the detection process, an operator needs to observe the friction degree of the ultrasonic probe at times to replace the ultrasonic probe, the detection cost and the labor cost are increased, and the detection precision and the detection efficiency of the equipment are lower.
Disclosure of Invention
The invention aims to provide a wheel hub semi-water immersion detection device which can carry out full-automatic non-contact flaw detection on a wheel hub, reduce the detection cost and the labor cost and improve the detection precision and the detection efficiency.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a half water logging detection device of hub which characterized in that: the device comprises a rack, a water immersion tank, a clamping rotary mechanism, a receiving and conveying lifting mechanism, a horizontal receiving and conveying mechanism and a scanning mechanism, wherein the water immersion tank, the clamping rotary mechanism and the receiving and conveying lifting mechanism are all arranged on the rack; the upper part of the clamping and rotating mechanism extends upwards into the water immersion tank; the power output end of the receiving and conveying lifting mechanism is arranged downwards, the horizontal receiving and conveying mechanism is arranged on the power output end of the receiving and conveying lifting mechanism, and the horizontal receiving and conveying mechanism is positioned in the water immersion tank and can move up and down along the depth direction of the water immersion tank under the driving of the receiving and conveying lifting mechanism; the scanning mechanism is arranged on the side wall of the water immersion pool, a probe is arranged on the scanning mechanism, and the probe is correspondingly matched with the upper end of the clamping rotating mechanism.
When detecting, the horizontal receiving and conveying mechanism is driven by the receiving and conveying lifting mechanism to rise to the upper edge of the water leaching tank, and the wheel hub is conveyed to the horizontal receiving and conveying mechanism by the external feeding conveying mechanism; then the horizontal receiving and sending mechanism continuously conveys the hub to the detected position, and when the hub reaches the detected position, the horizontal receiving and sending mechanism stops conveying at a fixed point; then, the horizontal receiving and conveying mechanism and the hub on the horizontal receiving and conveying mechanism are driven to descend downwards through the receiving and conveying lifting mechanism, so that the hub descends to the upper part of the clamping and rotating mechanism in the water immersion pool, the hub is supported and clamped by the upper part of the clamping and rotating mechanism, the lower half part of the hub is positioned in the water of the water immersion pool, and the upper half part of the hub is positioned on the water surface (is not immersed in the water); next, the probe is extended into the water of the water immersion tank by the scanning mechanism to correspond to the outer ring of the hub, and a certain detection gap is formed between the probe and the outer ring of the hub, so that the probe of the scanning mechanism is not in contact with the outer ring of the hub, and the probe is not abraded in the detection process; then, the power output end of the clamping rotary mechanism drives the hub to rotate, the probe can detect the flaw of the rotating hub only by taking water in the water immersion pool as a coupling agent, and when the clamping rotary mechanism drives the hub to rotate for a set number of turns, the scanning mechanism can obtain effective detection data of a whole circle of the hub welding line; after the detection is finished, the receiving and rotating mechanism stops rotating and loosens the hub, the hub stops rotating at the moment, the horizontal receiving and conveying mechanism and the hub on the horizontal receiving and conveying mechanism are driven to ascend upwards through the receiving and conveying lifting mechanism, the horizontal receiving and conveying mechanism ascends to the upper edge of the water immersion pool, and the detected hub is conveyed to the external discharging conveying mechanism continuously through the horizontal receiving and conveying mechanism.
As a preferred scheme of the invention, a water retaining sleeve is arranged in the water immersion pool, a first through hole is formed in the bottom of the water immersion pool, an opening at the lower end of the water retaining sleeve is arranged on the first through hole, the upper part of the clamping and rotating mechanism is positioned in the water retaining sleeve, and the top of the clamping and rotating mechanism is exposed above an opening at the upper end of the water retaining sleeve. The water retaining sleeve forms a hollow structure of the water immersion pool, the hollow part in the water retaining sleeve is a working space at the upper end of the clamping and connecting rotating mechanism, the clamping and connecting rotating mechanism is not required to be immersed in water, the reliability is good, and the overhauling and maintenance are less. Above-mentioned manger plate sleeve demountable installation is equipped with the ring packing between first through-hole and manger plate sleeve's the lower extreme opening on first through-hole, can effectively prevent to leak between basin and the manger plate sleeve.
As a further preferable scheme of the invention, the water immersion pool is further provided with an automatic liquid inlet waterway, an overflow waterway, a drainage waterway and a circulating filtration waterway, the automatic liquid inlet waterway comprises a water inlet pipe, a non-contact liquid level sensor and an electromagnetic water valve, a water outlet of the water inlet pipe is arranged on the side wall of the water immersion pool and is communicated with an inner cavity of the water immersion pool, the non-contact liquid level sensor is arranged on the outer side wall of the water immersion pool and is positioned at the highest water level of the water immersion pool, the electromagnetic water valve is arranged on the water inlet pipe, and a switch of the electromagnetic water valve is electrically connected with the non-contact liquid level sensor; an overflow port is arranged on the side wall of the water immersion pool, the overflow port is positioned at the highest water level of the water immersion pool, and a water inlet of the overflow waterway is communicated with the overflow port; a water outlet is arranged at the bottom of the water immersion pool, and a water inlet of the drainage waterway is communicated with the water outlet; the water inlet end of the circulating filtering waterway is connected with the drainage waterway, and the water outlet end of the circulating filtering waterway is connected with the water inlet pipe. The water immersion tank has a water level automatic monitoring function, and when the non-contact liquid level sensor detects that the water level in the water immersion tank is lower than a set water level, the opening of the electromagnetic water valve is controlled, so that water flows into the water immersion tank from the liquid inlet pipe, and the water is supplemented to the set water level. When the highest water level of the water immersion tank is higher than the set water level, water in the water immersion tank overflows from the overflow port and flows out through the overflow waterway until the water level of the water immersion tank is at the set water level. Of course, a water pump can be additionally arranged on the overflow water path to accelerate the overflow speed and quickly make the water level be at the set water level. When the water leaching tank is cleaned, the waste coupling liquid and the sediment can be completely discharged through a water outlet and a drainage waterway at the bottom of the water leaching tank.
Generally, the circulating filtration waterway comprises a prefilter, a water pump and a plurality of water pipes, wherein the water inlet end of the prefilter is connected with the drainage waterway through the water pipes, the water outlet end of the prefilter is connected with the water inlet end of the water pump through the water pipes, and the water outlet end of the water pump is connected with the water inlet pipe through the water pipes. The filter cover of the front filter is made of transparent PC materials, so that whether the filter screen is dirty or not can be visually observed through the transparent filter cover, and the filter screen is convenient to clean.
As a further preferable scheme of the invention, the clamping and rotating mechanism comprises a rotating mechanism, a hub jacking mechanism and a coding device, the rotating mechanism is mounted on the rack, the hub jacking mechanism is mounted on a power output end of the rotating mechanism and is positioned above an opening at the upper end of the water retaining sleeve, the coding device is in transmission connection with the power output end of the rotating mechanism, and the probe is correspondingly matched with the hub jacking mechanism. When the device works, the horizontal receiving and conveying mechanism is driven to descend by the receiving and conveying lifting mechanism, when the hub descends to the position above the hub jacking mechanism, the hub jacking mechanism clamps the inner ring of the hub, then the probe is correspondingly matched with the hub on the hub jacking mechanism, the hub jacking mechanism and the hub on the hub jacking mechanism are driven to rotate by the rotating mechanism, and the probe is used for carrying out non-contact flaw detection on the outer wall of the hub; after the hub detection is finished, the hub inner ring is loosened by the hub jacking mechanism, the horizontal receiving and conveying mechanism is driven to ascend through the receiving and conveying lifting mechanism, the hub is lifted from the upper part of the hub jacking mechanism and placed on the horizontal receiving and conveying mechanism, and the hub which is detected to be finished is conveyed to the discharging and conveying mechanism continuously by the horizontal receiving and conveying mechanism. The clamping rotating mechanism can automatically clamp the wheel hub and drive the wheel hub to rotate, flaw detection is carried out on the wheel hub, the wheel hub can be automatically loosened, and full-automatic detection is carried out.
As a further preferable scheme of the present invention, the rotating mechanism includes a housing, a hollow main shaft, a rotating drive motor, a first driving pulley, a first synchronizing wheel and a first synchronizing belt, the housing is mounted on the frame, the hollow main shaft is rotatably mounted on the housing, the rotating drive motor is mounted on the housing, the first driving pulley is rotatably mounted on the frame, the first synchronizing wheel is mounted on the lower section of the hollow main shaft, the first synchronizing belt is tensioned outside the first driving pulley and the first synchronizing wheel, and the first driving pulley is in transmission connection with a power output shaft of the rotating drive motor. The first driving belt wheel is driven to rotate by the rotary driving motor, the first synchronous wheel and the hollow main shaft on the first synchronous wheel are driven to rotate, the hollow main shaft is driven to rotate on the shell, and the wheel hub jacking mechanism and the wheel hub on the hollow main shaft are driven to rotate.
As a still further preferable aspect of the present invention, the encoding device includes an encoding support, an encoder, a coupler, a second synchronizing wheel, a third synchronizing wheel and a second synchronizing belt, the encoding support is mounted on the housing, the second synchronizing wheel is mounted on the lower section of the hollow main shaft, the third synchronizing wheel is rotatably mounted on the encoding support, the second synchronizing belt is tensioned outside the second synchronizing wheel and the third synchronizing wheel, the encoder is mounted on the encoding support, and the encoder is connected to a rotating shaft of the third synchronizing wheel through the coupler. When the hollow main shaft rotates, the second synchronous wheel and the second synchronous belt drive the third synchronous wheel to rotate, the third synchronous wheel drives the encoder connected with the third synchronous wheel to work, the encoder rotates synchronously along with the hollow main shaft, and when the hollow main shaft rotates, the encoder records the flaw detection position information of the rotation of the hub.
As a still further preferable scheme of the present invention, the hub tightening mechanism includes a pneumatic chuck, a flange, a cylinder, a first air inlet pipe, a second air inlet pipe, a connecting sleeve, an air pressure gyrator and an electromagnetic valve, the pneumatic chuck is connected with the upper end of the hollow spindle through the flange, a closed air cavity is provided inside the pneumatic chuck, at least three guide strip-shaped grooves in the inside and outside direction and at least three sliding seats are provided at the top of the pneumatic chuck, the guide strip-shaped grooves are communicated with the closed air cavity, the sliding seats are located in the corresponding guide strip-shaped grooves and can move inside and outside along the guide strip-shaped grooves, and a jaw is detachably connected to the top of each sliding seat; the air cylinder is arranged at the upper end of the hollow main shaft, a piston rod of the air cylinder is arranged upwards and extends into the closed air cavity, and the bottom of each sliding seat is connected with the piston rod of the air cylinder through a corresponding connecting rod; the air inlet device comprises a hollow main shaft, a first air inlet pipe, a second air inlet pipe, a connecting sleeve, an air pressure gyrator, a solenoid valve, a first air inlet pipe, a second air inlet pipe, a cylinder body, a connecting sleeve, an air inlet, a first air inlet pipe, a second air inlet pipe, a solenoid valve and a pneumatic gyrator. During operation, an external air source is connected with the electromagnetic valve, compressed air enters the cylinder body of the cylinder through the air inlet of the electromagnetic valve, the air pressure gyrator and the first air inlet pipe, power is provided for the cylinder, the piston rod of the cylinder drives the connecting rod to move, and each sliding seat is controlled to move outwards, so that the clamping jaw at the top of each sliding seat opens the clamping wheel hub. When the jack catch shrinks and loosens the wheel hub, the air pressure gyrator is started to be connected, compressed air enters the cylinder body of the cylinder through the air inlet of the electromagnetic valve, the air pressure gyrator and the second air inlet pipe, power is provided for the cylinder, the piston rod of the cylinder drives the connecting rod to move, and each sliding seat is controlled to move inwards, so that the jack catch at the top of each sliding seat shrinks and loosens the wheel hub. The connecting sleeve is sleeved on the lower end of the hollow main shaft, so that the air pressure gyrator can be prevented from rotating along with the hollow main shaft, and the first air inlet pipe and the second air inlet pipe in the hollow main shaft are prevented from being wound together and being pulled apart due to the rotation of the hollow main shaft.
Above-mentioned pneumatic chuck is for each jack catch chucking or pine take off wheel hub and provide power for each jack catch can carry out self-adaptation regulation according to the wheel hub of different model sizes, need not manual operation, and the space occupies fewly, improves the fastness of wheel hub when detecting, improves detection efficiency and precision. Generally, the above-mentioned air chuck employs a three-jaw solid air chuck. The material of the jack catch on the above-mentioned pneumatic chuck generally chooses rust-resistant steel of high strength for use to can wrap up the cutting ferrule that one deck rigid polyurethane or rubber material made at jack catch contact surface, this kind of cutting ferrule can protect wheel hub's inner wall not by jack catch frosting impaired, can reduce the noise that wheel hub laid on wheel hub top tight mechanism again.
As still further preferable aspect of the present invention, the top of the jaw is provided with at least two steps, and the steps are gradually reduced from inside to outside. The steps at the top of the clamping jaws are gradually reduced from inside to outside, namely the higher the step at the inner sides of the clamping jaws, the smaller the diameter of a supporting area defined by the steps at the inner sides of the clamping jaws is, and the step is suitable for supporting the hub with the smaller inner diameter of the inner ring; the lower the step that is located the jack catch outside is, the bigger is the diameter of the support region that the step of each jack catch outside encloses, and the step is fit for supporting the great wheel hub of inner circle internal diameter here. The multi-stage steps are arranged at the tops of the clamping jaws, so that the hub jacking mechanism can support hubs with different inner ring sizes.
As a preferable scheme of the invention, the receiving and conveying lifting mechanism comprises a nut seat, a screw rod, a lifting frame, a linear guide shaft, a receiving and conveying driving motor, a second driving belt wheel, a fourth synchronous wheel and a third synchronous belt, wherein the nut seat is arranged on the rack, a screw hole of the nut seat extends up and down, the screw rod is positioned in the screw hole of the nut seat, and the lower end of the screw rod is connected with the top of the lifting frame; the edge of the top of the lifting frame is provided with a linear bearing in the vertical direction, the linear bearing is positioned above the water immersion tank, the linear guide shaft is arranged on the rack and is positioned in the linear bearing, the linear guide shaft is positioned on the outer side of the water immersion tank, the bottom of the lifting frame is positioned in the water immersion tank, and the horizontal receiving and conveying mechanism is arranged at the bottom of the lifting frame; the receiving and sending driving motor is installed on the rack, the second driving belt wheel is rotatably installed on the rack, the fourth synchronous wheel is installed on the screw rod and is positioned above the nut seat, the third synchronous belt is tensioned outside the second driving belt wheel and the fourth synchronous wheel, and the second driving belt wheel is in transmission connection with a power output shaft of the receiving and sending driving motor. And the receiving and conveying driving motor is utilized to drive the second driving belt wheel to rotate so as to drive the fourth synchronizing wheel and the screw rod on the fourth synchronizing wheel to rotate, so that the screw rod moves up and down on the nut seat, and the lifting frame and the horizontal receiving and conveying mechanism on the lifting frame are driven to lift up and down along the depth of the water immersion pool. The linear guide shaft is positioned on the outer side of the water immersion pool, the linear bearing is arranged on the edge of the top of the lifting frame, the linear guide shaft and the linear bearing are designed to be not immersed in water, the reliability is good, and the overhaul and the maintenance are less. Usually, enough space is reserved between the lifting frame and the linear guide shaft, and a water immersion tank can be arranged.
As a preferred scheme of the invention, the scanning mechanism comprises a vertical electric push rod, a horizontal guide rod, a compression spring, an adapter plate and the probe, wherein the vertical electric push rod is installed on the rack, the power output end of the vertical electric push rod is arranged upwards, the horizontal electric push rod is installed on the power output end of the vertical electric push rod, the power output end of the horizontal electric push rod faces towards the inner cavity of the water immersion tank, the outer end of the horizontal guide rod is installed on the power output end of the horizontal electric push rod, the outer end of the horizontal guide rod is provided with a ball spline, the upper end of the adapter plate is sleeved on the inner end of the horizontal guide rod and can move along the axial direction of the horizontal guide rod, and the compression spring is sleeved on the horizontal guide rod and is positioned between the ball spline and the upper end of the adapter plate; the probe is arranged on the lower end of the adapter plate and corresponds to the top of the clamping rotating mechanism. The scanning mechanism can realize two actions of up-down lifting and inward-outward stretching of the probe. When the wheel hub model is unchangeable, only need stretch out and draw back inside and outside horizontal guide bar of horizontal electric putter drive, just can remove the probe to the required detection position who sets for of wheel hub: horizontal guide bar inwards stretches out, and the probe that drives keysets lower extreme follows inwards to stretch out, corresponds until probe and wheel hub's outer lane, makes to have certain detection clearance between probe and the wheel hub's outer lane, and the probe does not contact with wheel hub's outer lane for the probe can not take place wearing and tearing in the testing process. When the model of the hub is changed, the vertical electric push rod is required to drive the horizontal electric push rod to lift up and down, and then the horizontal electric push rod drives the horizontal guide rod to stretch out and draw back inside and outside, so that the probe can be moved to the detection position required to be set by the hub.
The ball spline on the horizontal guide rod can limit and rotate the compression spring, so that the compression spring can slide smoothly in a labor-saving manner. After the upper ends of the ball spline, the compression spring and the adapter plate on the horizontal guide rod are combined, a self-adaptive telescopic anti-collision structure can be formed, and when misoperation occurs, the probe can be prevented from being collided and damaged. Generally, the vertical electric push rod is a rodless type electric push rod, and the horizontal electric push rod is a guide rod type electric push rod.
Generally, the horizontal receiving and sending mechanism comprises a horizontal driving motor, a third driving pulley, a fifth synchronous wheel, two sixth synchronous wheels, a fourth synchronous belt and a fifth synchronous belt, wherein the horizontal driving motor is installed on the lifting frame, the third driving pulley is rotatably installed on the lifting frame, the two sixth synchronous wheels are horizontally arranged at the bottom of the lifting frame, the fifth synchronous wheel is coaxially arranged at one side of one of the sixth synchronous wheels, the fourth synchronous belt is tensioned outside the third driving pulley and the fifth synchronous wheel, the fifth synchronous belt is tensioned outside the two sixth synchronous wheels, and the third driving pulley is in transmission connection with a power output shaft of the horizontal driving motor. And a horizontal driving motor is utilized to drive a third driving belt wheel to rotate so as to drive a fifth synchronous wheel, a fourth synchronous belt and two sixth synchronous wheels to realize the horizontal conveying of the fifth synchronous belt.
Compared with the prior art, the invention has the following advantages:
the probe of the wheel hub semi-water immersion detection device has a certain detection gap with the outer ring of the wheel hub, so that the probe of the scanning mechanism is not in contact with the outer ring of the wheel hub, the probe is not abraded in the detection process, an operator is not required to frequently replace the probe, full-automatic non-contact flaw detection can be performed on the wheel hub, the detection cost and the labor cost are reduced, and the detection precision and the detection efficiency of equipment are improved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of the water immersion tank and the clamping and rotating mechanism in FIG. 1;
FIG. 3 is a schematic view of the rotary mechanism of FIG. 2;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is a schematic diagram of the scanning mechanism of FIG. 1;
FIG. 6 is a schematic view of the scanning mechanism of FIG. 5 scanning the hub of the immersion tank;
fig. 7 is a schematic structural view of the horizontal transfer mechanism in fig. 1.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-7, the wheel hub semi-water immersion detection device in this embodiment includes a rack 1, a water immersion tank 2, a clamping rotation mechanism 3, a receiving and conveying lifting mechanism 4, a horizontal receiving and conveying mechanism 5, and a scanning mechanism 6, wherein the water immersion tank 2, the clamping rotation mechanism 3, and the receiving and conveying lifting mechanism 4 are all mounted on the rack 1, the clamping rotation mechanism 3 is located below the water immersion tank 2, and the receiving and conveying lifting mechanism 4 is located above the water immersion tank 2; the upper part of the clamping rotary mechanism 3 extends upwards into the water immersion tank 2; the power output end of the receiving and conveying lifting mechanism 4 is arranged downwards, the horizontal receiving and conveying mechanism 5 is installed on the power output end of the receiving and conveying lifting mechanism 4, and the horizontal receiving and conveying mechanism 5 is positioned in the water immersion tank 2 and can move up and down along the depth direction of the water immersion tank 2 under the driving of the receiving and conveying lifting mechanism 4; the scanning mechanism 6 is arranged on the side wall of the water immersion tank 2, a probe 66 is arranged on the scanning mechanism 6, and the probe 66 is correspondingly matched with the upper end of the clamping rotating mechanism 3.
Be equipped with manger plate sleeve 7 in the water immersion pond 2, the bottom in water immersion pond 2 is equipped with first through-hole 21, and the lower extreme opening of manger plate sleeve 7 is installed on first through-hole 21, joint rotary mechanism 3's upper portion is in manger plate sleeve 7 and joint rotary mechanism 3's top exposes in manger plate sleeve 7 upper end open-ended top. The water retaining sleeve 7 forms a hollow structure of the water immersion pool 2, a hollow part in the water retaining sleeve 7 is a working space at the upper end of the clamping and rotating mechanism 3, the clamping and rotating mechanism 3 is not required to be immersed in water, the reliability is good, and the overhauling and maintenance are less. The water retaining sleeve 7 is detachably mounted on the first through hole 21, and an annular sealing ring is arranged between the first through hole 21 and the lower end opening of the water retaining sleeve 7, so that water leakage between the water tank and the water retaining sleeve 7 can be effectively prevented.
The water immersion pool 2 is also provided with an automatic liquid inlet waterway 22, an overflow waterway 23, a drainage waterway 24 and a circulating filtration waterway 25, the automatic liquid inlet waterway 22 comprises a water inlet pipe 221, a non-contact liquid level sensor 222 and an electromagnetic water valve 223, the water outlet of the water inlet pipe 221 is installed on the side wall of the water immersion pool 2 and is communicated with the inner cavity of the water immersion pool 2, the non-contact liquid level sensor 222 is installed on the outer side wall of the water immersion pool 2 and is positioned at the highest water level of the water immersion pool 2, the electromagnetic water valve 223 is installed on the water inlet pipe 221, and the switch of the electromagnetic water valve 223 is electrically connected with the non-contact liquid level sensor 222; an overflow port 26 is arranged on the side wall of the water immersion pool 2, the overflow port 26 is positioned at the highest water level of the water immersion pool 2, and the water inlet of the overflow waterway 23 is communicated with the overflow port 26; the bottom of the water immersion pool 2 is provided with a water outlet, and a water inlet of the drainage waterway 24 is communicated with the water outlet; the water inlet end of the circulating filtering waterway 25 is connected with the drainage waterway 24, and the water outlet end of the circulating filtering waterway 25 is connected with the water inlet pipe 221. The water immersion tank 2 has a water level automatic monitoring function, and when the non-contact liquid level sensor 222 detects that the water level in the water immersion tank 2 is lower than a set water level, the opening of the electromagnetic water valve 223 is controlled, so that water flows into the water immersion tank 2 from the liquid inlet pipe, and the water is supplemented to the set water level. When the highest water level of the water immersion tank 2 is higher than the set water level, the water in the water immersion tank 2 overflows from the overflow port 26 and flows out through the overflow waterway 23 until the water level of the water immersion tank 2 is at the set water level. Of course, the water pump 252 may be additionally installed in the overflow water path 23 to increase the overflow speed and to quickly set the water level to the set water level. When the water leaching tank 2 is washed, the waste coupling solution and the sediment are completely drained through the drain port at the bottom of the water leaching tank 2 and the drainage waterway 24.
Generally, the circulating and filtering water circuit 25 includes a pre-filter 251, a water pump 252 and a plurality of water pipes 253, wherein a water inlet end of the pre-filter 251 is connected to the drainage water circuit 24 through the water pipe 253, a water outlet end of the pre-filter 251 is connected to a water inlet end of the water pump 252 through the water pipe 253, and a water outlet end of the water pump 252 is connected to the water inlet pipe 221 through the water pipe 253. The filter cover of the pre-filter 251 is made of transparent PC material, so that whether the filter screen is dirty or not can be visually observed through the transparent filter cover, and the filter screen is convenient to clean.
The clamping rotating mechanism 3 comprises a rotating mechanism 31, a hub jacking mechanism 32 and a coding device 33, the rotating mechanism 31 is installed on the rack 1, the hub jacking mechanism 32 is installed at the power output end of the rotating mechanism 31, the hub jacking mechanism 32 is located above the opening at the upper end of the water blocking sleeve 7, the coding device 33 is in transmission connection with the power output end of the rotating mechanism 31, and the probe 66 is correspondingly matched with the hub jacking mechanism 32. When the device works, the horizontal receiving and conveying mechanism 5 is driven to descend by the receiving and conveying lifting mechanism 4, when the hub 8 descends above the hub jacking mechanism 32, the hub jacking mechanism 32 clamps the inner ring of the hub 8, then the probe 66 is correspondingly matched with the hub 8 on the hub jacking mechanism 32, the hub jacking mechanism 32 and the hub 8 on the hub jacking mechanism 32 are driven to rotate by the rotating mechanism 31, and the probe 66 is used for carrying out non-contact flaw detection on the outer wall of the hub 8; after the hub 8 is detected, the inner ring of the hub 8 is loosened by the hub jacking mechanism 32, the horizontal receiving and conveying mechanism 5 is driven to ascend through the receiving and conveying lifting mechanism 4, the hub 8 is lifted from the upper part of the hub jacking mechanism 32 and placed on the horizontal receiving and conveying mechanism 5, and the detected hub 8 is conveyed to the discharging and conveying mechanism continuously by the horizontal receiving and conveying mechanism 5. Above-mentioned joint rotary mechanism 3 can automatic chucking wheel hub 8 and drive wheel hub 8 rotatory while to wheel hub 8 detect a flaw to can loosen wheel hub 8 automatically, carry out full automated inspection.
The rotating mechanism 31 comprises a housing 311, a hollow spindle 312, a rotating driving motor 313, a first driving pulley 314, a first synchronizing wheel 315 and a first synchronizing belt 316, wherein the housing 311 is mounted on the frame 1, the hollow spindle 312 is rotatably mounted on the housing 311, the rotating driving motor 313 is mounted on the housing 311, the first driving pulley 314 is rotatably mounted on the frame 1, the first synchronizing wheel 315 is mounted on the lower section of the hollow spindle 312, the first synchronizing belt 316 is tensioned outside the first driving pulley 314 and the first synchronizing wheel 315, and the first driving pulley 314 is in transmission connection with a power output shaft of the rotating driving motor 313. The first driving pulley 314 is driven by the rotation driving motor 313 to rotate, so as to drive the first synchronous pulley 315 and the hollow spindle 312 thereon to rotate, so that the hollow spindle 312 rotates on the housing 311 and drives the hub tightening mechanism 32 and the hub 8 thereon to rotate.
The encoding device 33 comprises an encoding support 331, an encoder 332, a coupler 333, a second synchronizing wheel 334, a third synchronizing wheel 335 and a second synchronizing belt 336, wherein the encoding support 331 is mounted on the machine shell 311, the second synchronizing wheel 334 is mounted on the lower section of the hollow main shaft 312, the third synchronizing wheel 335 is rotatably mounted on the encoding support 331, the second synchronizing belt 336 is tensioned outside the second synchronizing wheel 334 and the third synchronizing wheel 335, the encoder 332 is mounted on the encoding support 331, and the encoder 332 is connected with the rotating shaft of the third synchronizing wheel 335 through the coupler 333. When the hollow main shaft 312 rotates, the second synchronous wheel 334 and the second synchronous belt 336 drive the third synchronous wheel 335 to rotate, the third synchronous wheel 335 drives the encoder 332 connected with the third synchronous wheel to work, the encoder 332 rotates synchronously with the hollow main shaft 312, and when the hollow main shaft 312 rotates, the encoder 332 records the flaw detection position information of the rotation of the hub 8.
The hub jacking mechanism 32 comprises a pneumatic chuck 321, a flange 322, an air cylinder 3211, a first air inlet pipe 323, a second air inlet pipe 324, a connecting sleeve 325, an air pressure gyrator 326 and an electromagnetic valve 3213, the pneumatic chuck 321 is connected with the upper end of the hollow spindle 312 through the flange 322, a closed air cavity 327 is arranged inside the pneumatic chuck 321, at least three guide strip-shaped grooves 328 in the inside and outside direction and at least three sliding seats 329 are arranged at the top of the pneumatic chuck 321, the guide strip-shaped grooves 328 are communicated with the closed air cavity 327, the sliding seats 329 are positioned in the corresponding guide strip-shaped grooves 328 and can reciprocate along the guide strip-shaped grooves 328, and a clamping jaw 320 is detachably connected to the top of each sliding seat 329; the air cylinder 3211 is installed at the upper end of the hollow main shaft 312, a piston rod of the air cylinder 3211 is disposed upward and extends into the sealed air cavity 327, and the bottom of each sliding seat 329 is connected with a piston rod of the air cylinder 3211 through a corresponding connecting rod 3212; the first air inlet pipe 323 and the second air inlet pipe 324 are both located in the hollow main shaft 312, an air outlet at the upper end of the first air inlet pipe 323 and an air outlet at the upper end of the second air inlet pipe 324 are both connected with a cylinder body of the air cylinder 3211, a connecting sleeve 325 is sleeved on the lower end of the hollow main shaft 312, the air pressure gyrator 326 is mounted on the connecting sleeve 325, the first air inlet pipe 323 and the second air inlet pipe 324 both penetrate through the connecting sleeve 325, and an air inlet at the lower end of the first air inlet pipe 323 and an air inlet at the lower end of the second air inlet pipe 324 are both connected with the electromagnetic valve 3213 through the air pressure gyrator 326. During operation, an external air source is connected with the electromagnetic valve 3213, compressed air enters the cylinder body of the air cylinder 3211 through the air inlet of the electromagnetic valve 3213, the air pressure gyrator 326 and the first air inlet pipe 323 to provide power for the air cylinder 3211, the piston rod of the air cylinder 3211 drives the connecting rod 3212 to move, and each sliding seat 329 is controlled to move outwards, so that the clamping jaws 320 at the top of each sliding seat 329 are opened to clamp the hub 8. When the claws 320 are contracted to loosen the hub 8, the pneumatic gyrator 326 is started to be connected, compressed air enters the cylinder body of the air cylinder 3211 through the air inlet of the electromagnetic valve 3213, the pneumatic gyrator 326 and the second air inlet pipe to provide power for the air cylinder 3211, the piston rod of the air cylinder 3211 drives the connecting rod 3212 to move, and the sliders 329 are controlled to move inwards, so that the claws 320 at the tops of the sliders 329 are contracted to loosen the hub 8. The connection sleeve 325 is sleeved on the lower end of the hollow main shaft 312, so that the air pressure gyrator 326 can be prevented from rotating along with the rotation of the hollow main shaft 312, and the first air inlet pipe 323 and the second air inlet pipe 324 in the hollow main shaft 312 are prevented from being wound together and torn off due to the rotation of the hollow main shaft 312.
Above-mentioned air chuck 321 provides power for each jack catch 320 chucking or pine take off wheel hub 8 for each jack catch 320 can carry out self-adaptation regulation according to the wheel hub 8 of different model sizes, need not manual operation, and the space occupies fewly, improves the fastness of wheel hub 8 when detecting, improves detection efficiency and precision. Generally, the air chuck 321 is a three-jaw solid air chuck 321. The material of the jack catch 320 on the pneumatic chuck 321 generally selects high-strength antirust steel, and the contact surface of the jack catch 320 can be wrapped with a hard polyurethane or rubber clamping sleeve, so that the clamping sleeve can protect the inner wall of the hub 8 from being abraded and damaged by the jack catch 320 and can reduce the noise generated when the hub 8 is placed on the hub jacking mechanism 32.
The top of the claw 320 is provided with four stages of steps 3201, and the steps 3201 of each stage are gradually reduced from inside to outside. The steps 3201 at the tops of the claws 320 are gradually reduced from inside to outside, that is, the higher the step 3201 at the inner side of the claws 320 is, the smaller the diameter of the support area surrounded by the steps 3201 at the inner side of each claw 320 is, and the step 3201 is suitable for supporting the hub 8 with the smaller inner diameter of the inner ring; the lower the steps 3201 outside the jaws 320, the larger the diameter of the support area enclosed by the steps 3201 outside each jaw 320, where the steps 3201 are adapted to support the hub 8 with the larger inner diameter of the inner ring. The hub tightening mechanism 32 is enabled to support hubs 8 of different inner ring sizes by providing multiple steps 3201 on the tops of the claws 320.
The receiving and conveying lifting mechanism 4 comprises a nut seat 41, a screw rod 42, a lifting frame 43, a linear guide shaft 44, a receiving and conveying driving motor 45, a second driving belt wheel 46, a fourth synchronous wheel 47 and a third synchronous belt 48, wherein the nut seat 41 is installed on the rack 1, a screw hole of the nut seat 41 runs up and down, the screw rod 42 is positioned in the screw hole of the nut seat 41, and the lower end of the screw rod 42 is connected with the top of the lifting frame 43; the edge of the top of the lifting frame 43 is provided with a linear bearing 49 which moves up and down, the linear bearing 49 is positioned above the water immersion pool 2, a linear guide shaft 44 is arranged on the rack 1 and is positioned in the linear bearing 49, the linear guide shaft 44 is positioned at the outer side of the water immersion pool 2, the bottom of the lifting frame 43 is positioned in the water immersion pool 2, and the horizontal receiving and conveying mechanism 5 is arranged at the bottom of the lifting frame 43; the receiving and sending driving motor 45 is installed on the machine frame 1, the second driving pulley 46 is rotatably installed on the machine frame 1, the fourth synchronous wheel 47 is installed on the screw rod 42 and is positioned above the nut seat 41, the third synchronous belt 48 is tensioned outside the second driving pulley 46 and the fourth synchronous wheel 47, and the second driving pulley 46 is in transmission connection with a power output shaft of the receiving and sending driving motor 45. The second driving belt wheel 46 is driven to rotate by the receiving and conveying driving motor 45, the fourth synchronizing wheel 47 and the screw rod 42 on the fourth synchronizing wheel are driven to rotate, so that the screw rod 42 moves up and down on the nut seat 41, and the lifting frame 43 and the horizontal receiving and conveying mechanism 5 on the lifting frame are driven to move up and down along the depth of the water leaching tank 2. The linear guide shaft 44 is positioned on the outer side of the water immersion pool 2, the linear bearing 49 is arranged on the edge of the top of the lifting frame 43, the linear guide shaft 44 and the linear bearing 49 are designed to be not immersed in water, the reliability is good, and the overhauling and maintenance are less. In general, a sufficient space is reserved between the elevation frame 43 and the linear guide shaft 44 to allow the water bath 2 to be installed.
The scanning mechanism 6 comprises a vertical electric push rod 61, a horizontal electric push rod 62, a horizontal guide rod 63, a compression spring 64, an adapter plate 65 and the probe 66, wherein the vertical electric push rod 61 is installed on the rack 1, the power output end of the vertical electric push rod 61 is arranged upwards, the horizontal electric push rod 62 is installed on the power output end of the vertical electric push rod 61, the power output end of the horizontal electric push rod 62 faces the inner cavity of the water immersion tank 2, the outer end of the horizontal guide rod 63 is installed on the power output end of the horizontal electric push rod 62, the outer end of the horizontal guide rod 63 is provided with a ball spline 67, the upper end of the adapter plate 65 is sleeved on the inner end of the horizontal guide rod 63 and can move along the axial direction of the horizontal guide rod 63, and the compression spring 64 is sleeved on the horizontal guide rod 63 and is positioned between the ball spline 67 and the upper end of the adapter plate 65; the probe 66 is mounted on the lower end of the adapter plate 65 and corresponds to the top of the clamping rotation mechanism 3. The scanning mechanism 6 can realize two actions of up-down lifting and inward-outward expansion of the probe 66. When the model of the hub 8 is unchanged, the probe 66 can be moved to the detection position required to be set by the hub 8 only by driving the horizontal guide rod 63 to stretch out and draw back through the horizontal electric push rod 62: horizontal guide bar 63 inwards stretches out, drives probe 66 of keysets 65 lower extreme and then inwards stretches out, and it is corresponding with wheel hub 8's outer lane to make to have certain detection clearance between probe 66 and wheel hub 8's the outer lane, and probe 66 does not contact with wheel hub 8's outer lane for probe 66 can not take place wearing and tearing in the testing process. When the model of the hub 8 is changed, the vertical electric push rod 61 is required to drive the horizontal electric push rod 62 to ascend and descend, and the horizontal electric push rod 62 is used to drive the horizontal guide rod 63 to extend and retract inside and outside, so that the probe 66 can be moved to the detection position required to be set by the hub 8.
The ball spline 67 on the horizontal guide rod 63 can limit the compression spring 64 to rotate, so that the compression spring can slide smoothly in a labor-saving manner. After the ball spline 67, the compression spring 64 and the upper end of the adapter plate 65 on the horizontal guide rod 63 are combined, a self-adaptive telescopic anti-collision structure can be formed, and when misoperation occurs, the probe 66 can be prevented from being collided and damaged. Generally, the vertical electric push rod 61 is a rodless type electric push rod, and the horizontal electric push rod 62 is a guide rod type electric push rod.
Generally, the horizontal receiving and sending mechanism 5 comprises a horizontal driving motor 51, a third driving pulley 52, a fifth synchronous pulley and a fourth synchronous belt 53, and the horizontal receiving and sending mechanism 5 is installed at the bottom of the lifting frame 43; the horizontal driving motor 51 is arranged on the lifting frame 43, the third driving belt wheel 52 and the fourth synchronous wheel 47 can be rotatably arranged on the lifting frame 43, the fourth synchronous belt 53 is tensioned outside the third driving belt wheel 52 and the fifth synchronous wheel, and the third driving belt wheel 52 is in transmission connection with the power output shaft of the horizontal driving motor 51.
Generally, the horizontal receiving and feeding mechanism 5 includes a horizontal driving motor 51, a third driving pulley 52, a fifth synchronous pulley 54, two sixth synchronous pulleys 55, a fourth synchronous belt 53 and a fifth synchronous belt 56, the horizontal driving motor is mounted on the crane 43, the third driving pulley 52 is rotatably mounted on the crane 43, the two sixth synchronous pulleys 55 are horizontally disposed at the bottom of the crane 43, the fifth synchronous pulley 54 is coaxially disposed at one side of one of the sixth synchronous pulleys 55, the fourth synchronous belt 53 is tensioned outside the third driving pulley and the fifth synchronous pulley 54, the fifth synchronous belt 56 is tensioned outside the two sixth synchronous pulleys 55, and the third driving pulley 52 is in transmission connection with a power output shaft of the horizontal driving motor 51. The horizontal driving motor 51 drives the third driving pulley to rotate, so as to drive the fifth synchronous pulley 54, the fourth synchronous belt 53 and the two sixth synchronous pulleys 55 to realize horizontal conveying of the fifth synchronous belt 56.
When detecting, the horizontal receiving and conveying mechanism 5 is driven to ascend to the upper edge of the water leaching tank 2 through the receiving and conveying lifting mechanism 4, and the wheel hub 8 is conveyed to the horizontal receiving and conveying mechanism 5 through the external feeding conveying mechanism; then, the horizontal receiving and sending mechanism 5 continuously conveys the hub 8 to the detection position, and when the hub 8 reaches the detection position, the horizontal receiving and sending mechanism 5 stops conveying at a fixed point; then, the horizontal receiving and conveying mechanism 5 and the hub 8 on the horizontal receiving and conveying mechanism are driven by the receiving and conveying lifting mechanism 4 to descend downwards, so that the hub 8 descends to the upper part of the clamping and rotating mechanism 3 in the water immersion pool 2, the hub 8 is supported and clamped by the upper part of the clamping and rotating mechanism 3, the lower half part of the hub 8 is positioned in the water of the water immersion pool 2, and the upper half part of the hub 8 is positioned on the water surface (is not immersed in the water); next, the probe 66 is extended into the water in the water immersion tank 2 by the scanning mechanism 6 to correspond to the outer ring of the hub 8, and a certain detection gap is formed between the probe 66 and the outer ring of the hub 8, so that the probe 66 of the scanning mechanism 6 is not in contact with the outer ring of the hub 8, and the probe 66 is not abraded in the detection process; then, the hub 8 is driven to rotate through the power output end of the clamping and rotating mechanism 3, the probe 66 can detect the flaw of the rotating hub 8 only by taking water in the water immersion pool 2 as a coupling agent, and when the hub 8 is driven to rotate by the clamping and rotating mechanism 3 to reach the set number of turns, the scanning mechanism 6 can obtain the effective detection data of the whole welding line circle of the hub 8; after the detection is finished, the clamping rotating mechanism 3 stops rotating and loosens the hub 8, the hub 8 stops rotating at the moment, the horizontal receiving and conveying mechanism 5 and the hub 8 on the horizontal receiving and conveying mechanism 5 are driven by the receiving and conveying lifting mechanism 4 to ascend upwards, the horizontal receiving and conveying mechanism 5 ascends to the upper edge of the water immersion pool 2, and the hub 8 which is detected to be finished is conveyed to the external discharging conveying mechanism continuously through the horizontal receiving and conveying mechanism 5.
In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and the equivalent or simple change of the structure, the characteristics and the principle described in the present patent idea is included in the protection scope of the present patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides a half water logging detection device of hub which characterized in that: the device comprises a rack, a water immersion tank, a clamping rotary mechanism, a receiving and conveying lifting mechanism, a horizontal receiving and conveying mechanism and a scanning mechanism, wherein the water immersion tank, the clamping rotary mechanism and the receiving and conveying lifting mechanism are all arranged on the rack; the upper part of the clamping and rotating mechanism extends upwards into the water immersion tank; the power output end of the receiving and conveying lifting mechanism is arranged downwards, the horizontal receiving and conveying mechanism is arranged on the power output end of the receiving and conveying lifting mechanism, and the horizontal receiving and conveying mechanism is positioned in the water immersion tank and can move up and down along the depth direction of the water immersion tank under the driving of the receiving and conveying lifting mechanism; the scanning mechanism is arranged on the side wall of the water immersion pool, a probe is arranged on the scanning mechanism, and the probe is correspondingly matched with the upper end of the clamping rotating mechanism.
2. The wheel hub semi-water immersion detection device of claim 1, characterized in that: the water immersion tank is internally provided with a water retaining sleeve, the bottom of the water immersion tank is provided with a first through hole, the lower end opening of the water retaining sleeve is arranged on the first through hole, the upper part of the clamping and rotating mechanism is positioned in the water retaining sleeve, and the top of the clamping and rotating mechanism is exposed above the upper end opening of the water retaining sleeve.
3. The wheel hub semi-water immersion detection device according to claim 2, characterized in that: the water immersion pool is also provided with an automatic liquid inlet waterway, an overflow waterway, a drainage waterway and a circulating filtration waterway, the automatic liquid inlet waterway comprises a water inlet pipe, a non-contact liquid level sensor and an electromagnetic water valve, a water outlet of the water inlet pipe is arranged on the side wall of the water immersion pool and is communicated with the inner cavity of the water immersion pool, the non-contact liquid level sensor is arranged on the outer side wall of the water immersion pool and is positioned at the highest water level of the water immersion pool, the electromagnetic water valve is arranged on the water inlet pipe, and a switch of the electromagnetic water valve is electrically connected with the non-contact liquid level sensor; an overflow port is arranged on the side wall of the water immersion pool, the overflow port is positioned at the highest water level of the water immersion pool, and a water inlet of the overflow waterway is communicated with the overflow port; a water outlet is arranged at the bottom of the water immersion pool, and a water inlet of the drainage waterway is communicated with the water outlet; the water inlet end of the circulating filtering waterway is connected with the drainage waterway, and the water outlet end of the circulating filtering waterway is connected with the water inlet pipe.
4. The wheel hub semi-water immersion detection device according to claim 3, characterized in that: the circulating filtration water path comprises a pre-filter, a water pump and a plurality of water pipes, wherein the water inlet end of the pre-filter is connected with the drainage water path through the water pipes, the water outlet end of the pre-filter is connected with the water inlet end of the water pump through the water pipes, and the water outlet end of the water pump is connected with the water inlet pipe through the water pipes.
5. The wheel hub semi-water immersion detection device according to claim 2, characterized in that: the clamping rotating mechanism comprises a rotating mechanism, a hub jacking mechanism and a coding device, the rotating mechanism is installed on the rack, the hub jacking mechanism is installed on the power output end of the rotating mechanism and located above the opening in the upper end of the water retaining sleeve, the coding device is in transmission connection with the power output end of the rotating mechanism, and the probe is correspondingly matched with the hub jacking mechanism.
6. The wheel hub semi-water immersion detection device according to claim 5, characterized in that: the rotating mechanism comprises a shell, a hollow main shaft, a rotating driving motor, a first driving belt wheel, a first synchronizing wheel and a first synchronizing belt, wherein the shell is installed on the rack, the hollow main shaft is rotatably installed on the shell, the rotating driving motor is installed on the shell, the first driving belt wheel is rotatably installed on the rack, the first synchronizing wheel is installed on the lower section of the hollow main shaft, the first synchronizing belt is tensioned outside the first driving belt wheel and the first synchronizing wheel, and the first driving belt wheel is in transmission connection with a power output shaft of the rotating driving motor.
7. The wheel hub semi-water immersion detection device of claim 6, characterized in that: the encoding device comprises an encoding support, an encoder, a coupler, a second synchronizing wheel, a third synchronizing wheel and a second synchronous belt, wherein the encoding support is arranged on the casing, the second synchronizing wheel is arranged on the lower section of the hollow main shaft, the third synchronizing wheel is rotatably arranged on the encoding support, the second synchronous belt is tensioned outside the second synchronizing wheel and the third synchronizing wheel, the encoder is arranged on the encoding support, and the encoder is connected with the rotating shaft of the third synchronizing wheel through the coupler.
8. The wheel hub semi-water immersion detection device of claim 6, characterized in that: the hub jacking mechanism comprises a pneumatic chuck, a flange, a cylinder, a first air inlet pipe, a second air inlet pipe, a connecting sleeve, an air pressure gyrator and an electromagnetic valve, the pneumatic chuck is connected with the upper end of the hollow main shaft through the flange, a closed air cavity is arranged inside the pneumatic chuck, at least three guide strip-shaped grooves with inner and outer trends and at least three sliding seats are arranged at the top of the pneumatic chuck, the guide strip-shaped grooves are communicated with the closed air cavity, the sliding seats are positioned in the corresponding guide strip-shaped grooves and can move inside and outside along the guide strip-shaped grooves, and the top of each sliding seat is detachably connected with a clamping jaw; the air cylinder is arranged at the upper end of the hollow main shaft, a piston rod of the air cylinder is arranged upwards and extends into the closed air cavity, and the bottom of each sliding seat is connected with the piston rod of the air cylinder through a corresponding connecting rod; the first air inlet pipe and the second air inlet pipe are both positioned in the hollow main shaft, an upper air outlet of the first air inlet pipe and an upper air outlet of the second air inlet pipe are both connected with a cylinder body of the air cylinder, the connecting sleeve is sleeved on the lower end of the hollow main shaft, the air pressure gyrator is installed on the connecting sleeve, the first air inlet pipe and the second air inlet pipe both penetrate through the connecting sleeve, and a lower air inlet of the first air inlet pipe and a lower air inlet of the second air inlet pipe are both connected with the electromagnetic valve through the air pressure gyrator; the top of the clamping jaw is provided with at least two steps, and the steps are gradually reduced from inside to outside.
9. The wheel hub semi-water immersion detection device of claim 1, characterized in that: the receiving and conveying lifting mechanism comprises a nut seat, a screw rod, a lifting frame, a linear guide shaft, a receiving and conveying driving motor, a second driving belt wheel, a fourth synchronous wheel and a third synchronous belt, the nut seat is installed on the rack, a screw hole of the nut seat is in the vertical direction, the screw rod is positioned in the screw hole of the nut seat, and the lower end of the screw rod is connected with the top of the lifting frame; the edge of the top of the lifting frame is provided with a linear bearing in the vertical direction, the linear bearing is positioned above the water immersion pool, a linear guide shaft is arranged on the rack and is positioned in the linear bearing, the linear guide shaft is positioned on the outer side of the water immersion pool, the bottom of the lifting frame is positioned in the water immersion pool, and the horizontal receiving and conveying mechanism is arranged at the bottom of the lifting frame; the receiving and sending driving motor is installed on the rack, the second driving belt wheel is rotatably installed on the rack, the fourth synchronous wheel is installed on the screw rod and located above the nut seat, the third synchronous belt is tensioned outside the second driving belt wheel and the fourth synchronous wheel, and the second driving belt wheel is in transmission connection with a power output shaft of the receiving and sending driving motor.
10. The wheel hub semi-water immersion detection device of claim 1, characterized in that: the scanning mechanism comprises a vertical electric push rod, a horizontal guide rod, a compression spring, an adapter plate and the probe, wherein the vertical electric push rod is installed on the rack, the power output end of the vertical electric push rod is arranged upwards, the horizontal electric push rod is installed on the power output end of the vertical electric push rod, the power output end of the horizontal electric push rod faces towards the inner cavity of the water immersion pool, the outer end of the horizontal guide rod is installed on the power output end of the horizontal electric push rod, the outer end of the horizontal guide rod is provided with a ball spline, the upper end of the adapter plate is sleeved on the inner end of the horizontal guide rod and can move along the axial direction of the horizontal guide rod, and the compression spring is sleeved on the horizontal guide rod and is positioned between the ball spline and the upper end of the adapter plate; the probe is arranged on the lower end of the adapter plate and corresponds to the top of the clamping rotating mechanism.
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| CN202210745670.0A CN114813953B (en) | 2022-06-29 | 2022-06-29 | Wheel hub semi-water immersion detection device |
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| CN202210745670.0A CN114813953B (en) | 2022-06-29 | 2022-06-29 | Wheel hub semi-water immersion detection device |
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| CN110702797A (en) * | 2019-09-29 | 2020-01-17 | 广东汕头超声电子股份有限公司 | Vertical rotary scanning system for circumferential weld of hub |
| CN210221905U (en) * | 2019-05-27 | 2020-03-31 | 中国科学院金属研究所 | Water logging supersound automatic check out system with multi-level scanning function |
| CN113732930A (en) * | 2021-09-22 | 2021-12-03 | 苏州香农科技有限公司 | Intelligent robot polishing system based on 3D vision system |
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| CN204346984U (en) * | 2015-01-12 | 2015-05-20 | 厦门艾帝尔电子科技有限公司 | Full water logging c-scan supersonic detection device |
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| CN114813953B (en) | 2022-09-23 |
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