CN112858487B

CN112858487B - Ultrasonic detection modularization water tank

Info

Publication number: CN112858487B
Application number: CN202110168837.7A
Authority: CN
Inventors: 邹昆
Original assignee: Atami Intelligent Equipment Beijing Co ltd
Current assignee: Atami Intelligent Equipment Beijing Co ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2023-02-10
Anticipated expiration: 2041-02-07
Also published as: CN112858487A

Abstract

The invention relates to an ultrasonic detection modular water tank which comprises a tank body and a lifting rack, wherein the left and right ports of the tank body are respectively provided with a sealing connecting plate, and the front and rear side walls of the tank body are respectively provided with two lifting driving devices; the lifting rack comprises a rack body and conveying devices, the rack body is symmetrically connected with four lifting driving devices, the conveying devices are fixed on the rack body at intervals, the front side and the rear side of the rack body are respectively provided with a roller assembly which is distributed at intervals and pressed on the side wall of the rack body, each conveying device comprises a supporting seat, a lifting assembly, a conveying assembly and a positioning assembly, each lifting assembly comprises a first cylinder, a first guide rod and a lifting plate, each conveying assembly comprises a first wheel carrier, a conveying wheel and a motor, each positioning assembly comprises a switching frame, a cylinder frame, a second cylinder, a second guide rod and a second wheel carrier, and a supporting wheel is vertically arranged on each second wheel carrier. The multifunctional electric heating cooker has the advantages of simple structure, convenience in use, strong functionality, good adaptability and high reliability.

Description

Ultrasonic detection modularization basin

Technical Field

The invention relates to an ultrasonic detection device, in particular to a modular water tank for ultrasonic detection.

Background

Ultrasonic inspection is to detect internal defects of a metal workpiece by using ultrasonic waves, and is widely applied because the ultrasonic inspection has the advantages of high detection precision and no damage to the workpiece. In order to ensure the reliability of detection, the ultrasonic detection needs to eliminate the gap between the probe and the workpiece. For a workpiece with a regular shape and a small volume, the gap can be eliminated by spraying water between the probe and the workpiece, but for a workpiece with a complex shape and a large volume, the conventional water spraying mode cannot meet the requirement of ultrasonic detection. For example, the flat-bulb steel workpiece has a complex shape and a large length, which causes great difficulty in ultrasonic detection, and no effective ultrasonic detection means for the flat-bulb steel workpiece exists in the field at present.

Disclosure of Invention

The invention aims to provide an ultrasonic detection modular water tank which has the advantages of simple structure, convenience in use, strong functionality, good adaptability and high reliability.

In order to solve the problems in the prior art, the invention provides an ultrasonic detection modular water tank which comprises a tank body and a lifting rack positioned in the tank body, wherein the left and right ports of the tank body are respectively provided with a sealing connecting plate, and the front and rear side walls of the tank body are respectively provided with two lifting driving devices; the lifting rack comprises a rack body symmetrically connected with four lifting driving devices and a conveying device fixed on the rack body at intervals, the front side and the rear side of the rack body are respectively provided with roller assemblies which are distributed at intervals and are pressed on the side wall of the rack body, the conveying device comprises a supporting seat, a lifting assembly, a conveying assembly and a positioning assembly, the supporting seat is fixed on the rack body, the lifting assembly comprises a first air cylinder, a first guide rod and a lifting plate, the first air cylinder is fixed on the supporting seat, the first guide rod penetrates through a first guide sleeve on the supporting seat, the lifting plate is fixed at the upper end of a piston rod of the first guide rod and the first air cylinder, the conveying assembly comprises a first wheel carrier, a conveying wheel and a motor, the first wheel carrier is fixed on the lifting plate, the conveying wheel is coaxially fixed with a transfer shaft, the two ends of the transfer shaft are correspondingly installed on two side plates of a first wheel frame through bearings, a motor is fixed on the first wheel frame, an output shaft of the motor is coaxially connected with the transfer shaft, the positioning assembly comprises a transfer frame fixed on a lifting plate, pressure supporting devices which are distributed oppositely are arranged on the two sides of the conveying wheel through the transfer frame, each pressure supporting device comprises a cylinder frame, a second cylinder, a second guide rod and a second wheel frame, the cylinder frame is fixed on the transfer frame, the second cylinder is fixed on the cylinder frame, the second guide rod penetrates through a second guide sleeve on the cylinder frame, the second wheel frame is fixedly connected with a piston rod of the second guide rod and a piston rod of the second cylinder, and a pressure supporting wheel is vertically installed on the second wheel frame.

Further, the ultrasonic detection modular sink is characterized in that the conveying assembly further comprises a protective sleeve, a protective cover and a locking ring, the protective sleeve comprises a sleeve part, a neck part and a flange which are connected into a whole, the sleeve part is sleeved on the motor from the front end and is fixedly connected with the motor through a screw and a sealing gasket, a skeleton oil seal is sleeved between the neck part and the transfer shaft, the flange is fixed on the first wheel carrier, the protective cover is sleeved on the motor from the rear end, the locking ring is sleeved on the protective sleeve and is in threaded connection with the protective cover, mutually matched limiting ring platforms are arranged between the locking ring and the protective sleeve, and sealing rings are respectively arranged between the protective sleeve and the protective cover and between the locking ring and the protective cover.

Furthermore, the invention relates to an ultrasonic detection modular water tank, wherein the roller assembly comprises a third wheel frame and two buffer wheels arranged on the third wheel frame, the positions of the third wheel frame corresponding to the two ends of the buffer wheels are respectively provided with a front buffer groove and a rear buffer groove, a stop block is arranged between the front buffer groove and the rear buffer groove, a support shaft is arranged in each buffer wheel through a bearing, symmetrically distributed buffer rods are fixed at the two ends of the support shaft, and a spring is sleeved on each buffer rod; the two ends of the supporting shaft are positioned in the corresponding front buffer grooves, the buffer rods penetrate through the corresponding stop blocks, and the two ends of the spring correspondingly press against the supporting shaft and the stop blocks.

Further, the modular ultrasonic detection water tank comprises a lifting driving device, wherein the lifting driving device comprises a third air cylinder, a guide block, an outer chain wheel, an inner chain wheel and a chain, the third air cylinder is vertically fixed on the outer side of the tank body, the guide block is fixed at the lower end of a piston rod of the third air cylinder, the outer chain wheel and the inner chain wheel are correspondingly fixed on the outer side and the inner side of the tank body, one end of the chain is fixed on the outer side of the tank body, the other end of the chain sequentially bypasses the guide block, the outer chain wheel and the inner chain wheel and is fixedly connected with the rack body, and the tank body is perforated with the chain at the position corresponding to the outer chain wheel (23) and the inner chain wheel.

Further, the invention relates to an ultrasonic detection modular water tank, wherein overflow holes are arranged on the front side wall or/and the rear side wall of the tank body, an overflow box is arranged at the position of the outer side of the tank body corresponding to the overflow holes, a filter screen is arranged in the overflow box, and an overflow pipe joint is arranged at the bottom of the overflow box; the bottom of the tank body is provided with a return pipe connector, and the return pipe connector is connected with the return pipe connector through a pipeline.

Further, the middle of the upper side of the switching frame is provided with a groove, a protective frame made of polyurethane is installed in the groove, the conveying wheel is located in the protective frame, and the upper side of the conveying wheel protrudes out of the protective frame; a bracket plate is fixed at the position, corresponding to the protective frame, of one side of the switching frame, and a sensor is fixed on the bracket plate.

Furthermore, the invention relates to an ultrasonic detection modular water tank, wherein the third rack comprises two support plates which are distributed at intervals, three support plates are arranged between the two support plates, and two ends of each support plate are fixedly connected with the corresponding support plate through screws.

Furthermore, the ultrasonic detection modular water tank provided by the invention is characterized in that two supporting and pressing wheels are arranged on the second wheel carrier, the supporting and pressing wheels are coaxially provided with rotating shafts, and shaft collars are respectively arranged between the upper end and the lower end of each rotating shaft and the second wheel carrier; two groups of guide blocks, outer chain wheels, inner chain wheels and chains of the lifting driving device are arranged side by side.

Further, the modular ultrasonic detection water tank is characterized in that the front side and the rear side of the top of the rack body are respectively provided with two symmetrically distributed chain connecting seats; and fixing plates are respectively arranged on two sides of the bottom of the supporting seat, and fixing holes are formed in the fixing plates.

Furthermore, the ultrasonic detection modularized water tank comprises a tank body and a cover fixed in the tank body, wherein the top of the front side wall and the top of the rear side wall of the tank body are respectively provided with a guide rail frame.

Compared with the prior art, the modular water tank for ultrasonic detection has the following advantages: the invention sets up the trough body and the lifting rack in the trough body, set up the sealed joint plate separately at the port of left and right sides of the trough body, mount two and go up and down the drive unit separately on the front and back sidewall of the trough body; the lifting rack is provided with rack bodies symmetrically connected with the four lifting driving devices and conveying devices fixed on the rack bodies at intervals, and roller assemblies which are distributed at intervals and are pressed on the side walls of the groove bodies are respectively arranged on the front side and the rear side of each rack body; the conveying device is provided with a supporting seat, a lifting assembly, a conveying assembly and a positioning assembly, and the supporting seat is fixed on the frame body; arranging a first air cylinder, a first guide rod and a lifting plate on the lifting assembly, fixing the first air cylinder on the supporting seat, enabling the first guide rod to penetrate through a first guide sleeve on the supporting seat, and fixing the lifting plate on the upper end of a piston rod of the first guide rod and the first air cylinder; arranging a first wheel frame, a transmission wheel and a motor on the transmission assembly, fixing the first wheel frame on a lifting plate, coaxially fixing a transfer shaft in the transmission wheel, correspondingly installing two ends of the transfer shaft on two side plates of the first wheel frame through bearings, fixing the motor on the first wheel frame and coaxially connecting an output shaft of the motor with the transfer shaft; the positioning assembly is provided with a switching frame fixed on the lifting plate, the switching frame is provided with pressure supporters which are distributed oppositely on two sides of the conveying wheel, the pressure supporters are provided with a cylinder frame, a second cylinder, a second guide rod and a second wheel frame, the cylinder frame is fixed on the switching frame, the second cylinder is fixed on the cylinder frame, the second guide rod penetrates through a second guide sleeve on the cylinder frame, the second wheel frame is fixedly connected with the second guide rod and a piston rod of the second cylinder, and a pressure supporting wheel is vertically installed on the second wheel frame. Therefore, the ultrasonic detection modularized water tank is simple in structure, convenient to use, strong in functionality, good in adaptability and high in reliability. In practical application, more than two modular water tanks are sequentially butted according to requirements, rubber sealing strips are arranged on sealing connecting plates of adjacent tank bodies, and plugging end plates are arranged at two ends of the whole tank body after butt joint, so that a large water tank is formed; after the water tank is arranged, a lifting probe disc is erected on the water tank. During detection, the lifting rack is firstly lifted to a set height through the lifting driving device, and at the moment, the first air cylinder of each conveying device is in an extending state, and the second air cylinder of each conveying device is in a recovering state. Then one end of the workpiece is placed on a conveying wheel of a first conveying device, a motor of the conveying device is started, a piston rod of a second cylinder of the conveying device extends out to enable a supporting and pressing wheel to be pressed against the workpiece, the workpiece can be conveyed to a second conveying device under the rotating action of the conveying wheel, and guiding and positioning are carried out through the supporting and pressing wheels on the two sides; when the workpiece is conveyed to the conveying wheel of the second conveying device, the motor and the second cylinder are started, the workpiece can be conveyed continuously, and the rest conveying devices are analogized in sequence; when the workpiece can be in a stable supporting state on each conveyor, the motor of each conveyor is stopped. And then the lifting platform is lowered to the set position through the lifting driving device, and the workpiece is under the water. And then, the probe disc is lowered underwater to move along the workpiece and perform ultrasonic detection, when the probe disc moves to a certain conveying device, the second cylinder and the first cylinder of the conveying device are recovered to lower the conveying assembly and the positioning assembly and leave the moving passage of the probe disc, and when the probe disc passes through the conveying device, the first cylinder and the second cylinder of the conveying device are returned. By arranging the modularized trough body and the lifting rack therein, on one hand, the preparation difficulty of the large water trough is reduced, and the convenience of disassembly, assembly and transportation is improved, on the other hand, the water troughs with different sizes can be combined according to actual needs, so that the flexibility and the adaptability are improved, the rubber sealing strips can be conveniently installed by arranging the sealing connecting plate, and the sealing performance of the butt joint of the trough bodies is ensured; the roller assemblies which are distributed at intervals and are propped against the side wall of the groove body are arranged on the front side and the rear side of the frame body, so that the moving stability is improved in the lifting process of the lifting rack, the disturbance to water can be effectively reduced, and the reliability of detection data is ensured; through the arrangement of the lifting assembly, under the coordination of all conveying devices, on one hand, a stable supporting effect can be achieved on a workpiece, on the other hand, a moving channel of the probe disc can be quickly opened through lifting, so that the convenience, the continuity and the integrity of detection are ensured, and the detection efficiency is improved; by arranging the conveying assembly, the workpieces can be quickly conveyed and placed under the cooperation of the conveying devices, so that the convenience and the safety of operation are improved; through setting up locating component, improved the stability and the precision of conveying the work piece, and can make the work piece keep steady state when detecting, improved the reliability and the security that detect.

An ultrasonic testing modular sink according to the present invention will be described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a front view of an ultrasonic testing modular sink of the present invention;

FIG. 2 is a top view of an ultrasonic testing modular sink of the present invention;

FIG. 3 is a bottom view of an ultrasonic testing modular sink of the present invention;

FIG. 4 is a perspective view of an ultrasonic testing modular sink of the present invention;

FIG. 5 is a front view of a lift rack in an ultrasonic testing modular sink of the present invention;

FIG. 6 is a top view of a lift table in an ultrasonic testing modular sink of the present invention;

FIG. 7 is a perspective view of a lifting platform in a modular water tank for ultrasonic testing in accordance with the present invention;

FIG. 8 is a front view of a conveyor in a modular tank for ultrasonic testing of the present invention;

FIG. 9 is a top view of an ultrasonic testing modular sink conveyor of the present invention;

FIG. 10 is a perspective view of a conveyor in a modular tank for ultrasonic testing in accordance with the present invention;

FIG. 11 isbase:Sub>A view taken along line A-A of FIG. 9;

FIG. 12 is a front view of a conveyor assembly in a modular tank for ultrasonic testing in accordance with the present invention;

FIG. 13 is a top view of a modular trough conveyor assembly for ultrasonic testing in accordance with the present invention;

FIG. 14 is a perspective view of a conveyor assembly in a modular sink for ultrasonic testing in accordance with the present invention;

FIG. 15 is a view taken along line B-B of FIG. 13;

FIG. 16 is a front view of a spreader in a modular flume for ultrasonic testing in accordance with the present invention;

FIG. 17 is a perspective view of a pressure spreader in a modular ultrasonic testing tank of the present invention;

FIG. 18 is a view taken along line C-C of FIG. 16;

FIG. 19 is a front view of a roller assembly in an ultrasonic testing modular sink of the present invention;

FIG. 20 is a right side view of a roller assembly in a modular tank for ultrasonic testing in accordance with the present invention;

FIG. 21 is a perspective view of a roller assembly in a modular tank for ultrasonic testing in accordance with the present invention;

FIG. 22 is a view from direction D-D of FIG. 19;

FIG. 23 is a front view of a lift drive for an ultrasonic testing modular sink of the present invention;

FIG. 24 is a perspective view of a lifting driving device in an ultrasonic testing modular sink in accordance with the present invention.

Detailed Description

First, it should be noted that, the directional terms such as up, down, left, right, front, rear, etc. described in the present invention are only described according to the drawings for easy understanding, and do not limit the technical solution and the claimed scope of the present invention.

As shown in fig. 1 to 24, the invention relates to a specific embodiment of an ultrasonic testing modular water tank, which comprises a tank body 1 and a lifting rack in the tank body 1. Sealing connection plates 11 are respectively arranged at the left and right ports of the tank body 1, and two lifting driving devices 2 are respectively arranged on the front and rear side walls of the tank body 1. The lifting rack is provided with rack bodies 3 symmetrically connected with the four lifting driving devices 2 and conveying devices fixed on the rack bodies 3 at intervals, and roller assemblies 4 which are distributed at intervals and are pressed on the side walls of the rack bodies 1 are respectively arranged at the front side and the rear side of the rack bodies 3. The conveying device is provided with a supporting seat 5, a lifting component 6, a conveying component 7 and a positioning component 8, and the supporting seat 5 is fixed on the frame body 3. The lifting assembly 6 is provided with a first cylinder 61, a first guide rod 62 and a lifting plate 63, the first cylinder 61 is fixed on the support base 5, the first guide rod 62 passes through a first guide sleeve 51 on the support base 5, and the lifting plate 63 is fixed on the upper end of the first guide rod 62 and the piston rod of the first cylinder 61. The transmission assembly 7 is provided with a first wheel carrier 71, a transmission wheel 72 and a motor 73, the first wheel carrier 71 is fixed on the lifting plate 63, a transfer shaft 74 is coaxially fixed in the transmission wheel 72, two ends of the transfer shaft 74 are correspondingly arranged on two side plates of the first wheel carrier 71 through bearings, the motor 73 is fixed on the first wheel carrier 71, and an output shaft of the motor is coaxially connected with the transfer shaft 74. The positioning assembly 8 is provided with an adapting frame 81 fixed on the lifting plate 63, and the adapting frame 81 is provided with pressure supporters distributed oppositely on two sides of the conveying wheel 72, wherein each pressure supporter comprises a cylinder frame 82, a second cylinder 83, a second guide rod 84 and a second wheel frame 85, the cylinder frame 82 is fixed on the adapting frame 81, the second cylinder 83 is fixed on the cylinder frame 82, the second guide rod 84 penetrates through a second guide sleeve 821 on the cylinder frame 82, the second wheel frame 85 is fixedly connected with the second guide rod 84 and a piston rod of the second cylinder 83, and a pressure supporting wheel 86 is vertically installed on the second wheel frame 85.

Through the structure, the ultrasonic detection modular water tank is simple in structure, convenient to use, strong in functionality, good in adaptability and high in reliability. In practical application, more than two modularized water tanks are sequentially butted according to needs, a rubber sealing strip is arranged on a sealing connecting plate 11 of an adjacent tank body 1, and plugging end plates are arranged at two ends of the whole tank body after butt joint, so that a large water tank is formed; after the water tank is arranged, a lifting probe disc is erected on the water tank. In the detection, the elevation table frame is first raised to a set height by the elevation driving device 2, and at this time, the first air cylinder 61 of each transport device is in an extended state and the second air cylinder 83 is in a retracted state. Then one end of the workpiece is placed on the conveying wheel 72 of the first conveying device, the motor 73 of the conveying device is started, and the piston rod of the second air cylinder 83 extends out so that the supporting and pressing wheel 86 is pressed against the workpiece, at the moment, the workpiece can be conveyed to the second conveying device under the rotating action of the conveying wheel 72, and the guiding and positioning are carried out through the supporting and pressing wheels 86 on the two sides; when the workpiece is transferred to the transfer wheel 72 of the second transfer device, the motor 73 and the second cylinder 83 are started, the workpiece is transferred continuously, and the rest of the transfer devices are analogized in turn; when the workpiece can be in a stable supported state on each conveyor, the motor 73 of each conveyor is stopped. The lifting carriage is then lowered by the lifting drive 2 to the set position and the workpiece is submerged. The probe plate is then lowered to the water and moved along the workpiece for ultrasonic inspection, and when the probe plate is moved to a conveyor, the second cylinder 83 and the first cylinder 61 of the conveyor are retracted to lower the conveyor assembly 7 and the positioning assembly 8 and clear the path of movement of the probe plate, and when the probe plate passes over the conveyor, the first cylinder 61 and the second cylinder 83 are returned. By arranging the modularized tank body 1 and the lifting rack therein, on one hand, the preparation difficulty of a large water tank is reduced, and the convenience of disassembly, assembly and transportation is improved, on the other hand, water tanks with different sizes can be combined according to actual needs, so that the flexibility and the adaptability are improved, and rubber sealing strips can be conveniently installed by arranging the sealing connecting plate 11, so that the sealing performance of the butt joint of the tank bodies is ensured; the roller assemblies 4 which are distributed at intervals and are propped against the side wall of the groove body are arranged on the front side and the rear side of the frame body 3, so that the moving stability is improved in the lifting process of the lifting rack, the disturbance to water can be effectively reduced, and the reliability of detection data is ensured; by arranging the lifting assembly 6, under the coordination of each conveying device, on one hand, a stable supporting effect can be achieved on a workpiece, on the other hand, a moving channel of the probe disc can be quickly opened through lifting, so that the convenience, continuity and integrity of detection are ensured, and the detection efficiency is improved; by arranging the conveying assembly 7, the workpieces can be quickly conveyed and placed under the cooperation of the conveying devices, so that the convenience and the safety of operation are improved; through setting up locating component 8, improved the stability and the precision of conveying the work piece, and can make the work piece keep steady state when detecting, improved the reliability and the security that detect. It should be noted that the present invention is not limited to be used for ultrasonic detection of the flat-bulb steel workpiece, and can also be used for ultrasonic detection of a plate-shaped workpiece and an i-shaped workpiece.

As an advantageous solution, as shown in fig. 12 to 15, the present embodiment provides the transfer assembly 7 with a shield 75, a shield cover 76 and a locking ring 77. The protecting cover 75 comprises a sleeve part 751, a neck part 752 and a flange 753 which are connected into a whole, the sleeve part 751 is sleeved on the motor 73 from the front end and fixedly connected with the motor 73 through a screw and a gasket, a framework oil seal 78 is arranged between the neck part 752 and the adapting shaft 74, the flange 753 is fixed on the first wheel frame 71, the protecting cover 76 is sleeved on the motor 73 from the rear end, and the locking ring 77 is sleeved on the protecting cover 75 and is in threaded connection with the protecting cover 76. Wherein, a mutually matched limit ring platform is arranged between the locking ring 77 and the protecting cover 75, and a sealing ring is respectively arranged between the protecting cover 75 and the protecting cover 76 and between the locking ring 77 and the protecting cover 76. This structural arrangement improves the waterproof performance of the motor 73, enhancing the safety and reliability. It should be noted that in practical applications, the present invention further provides a threading hole on the protecting cover 76 for threading a cable connected to a motor, and a waterproof joint is provided in the threading hole to ensure the sealing performance of the inner space. As an optimized solution, as shown in fig. 19 to 22, the present embodiment makes the roller assembly 4 adopt the following structure: a third wheel frame 41 is provided, and two buffer wheels 42 which are distributed at intervals up and down are horizontally installed on the third wheel frame 41. Wherein, the positions of the third wheel frame 41 corresponding to the two ends of the buffer wheel 42 are respectively provided with a front buffer slot 411 and a rear buffer slot 412, a stopper 413 is formed between the front buffer slot 411 and the rear buffer slot 412, a support shaft 43 is installed in the buffer wheel 42 through a bearing, the two ends of the support shaft 43 are fixed with symmetrically distributed buffer rods 44, and the buffer rods 44 are sleeved with springs 45; the two ends of the supporting shaft 43 are located in the corresponding front buffer slots 411, the buffer rods 44 pass through the corresponding stoppers 413, and the two ends of the spring 45 are pressed against the supporting shaft 43 and the stoppers 413 respectively. The roller components 4 with the structure are matched with the side wall of the trough body more closely, the lifting rack can be effectively prevented from inclining, the buffer wheels 42 can be always pressed on the trough body in the lifting process through the buffer action of the springs 45, and the lifting stability and the adaptability to the water trough are enhanced. In order to improve the convenience of assembly, disassembly and maintenance, the third wheel frame 41 of the present embodiment adopts a split structure, and specifically includes two supporting plates 414 spaced apart from each other and three supporting plates 415 located between the two supporting plates 414, and two ends of the supporting plates 415 are respectively fixedly connected to the corresponding supporting plates 414 through screws.

As an optimized solution, as shown in fig. 23 and 24, the present embodiment adopts the following structure for the elevation driving device 2: including third cylinder 21, guide block 22, outer sprocket 23, interior sprocket 24 and chain 25, wherein, the vertical outside of fixing at cell body 1 of third cylinder 21, the piston rod lower extreme at third cylinder 21 is fixed to guide block 22, outer sprocket 23 and interior sprocket 24 correspond and fix the outside and the inboard at cell body 1, the outside at cell body 1 is fixed to the one end of chain 25, guide block 22, outer sprocket 23 and interior sprocket 24 are walked around in proper order to the other end of chain 25 and with support body 3 fixed connection. And the trough body 1 is perforated with chains at positions corresponding to the outer chain wheel 23 and the inner chain wheel 24. The lifting driving device 2 has the advantages of simple structure, convenience in control and large lifting amplitude, the lifting rack can achieve the lifting purpose by controlling the piston rod of the third air cylinder 21 to stretch out and retract, and the height of the groove body is reduced. In practical applications, the present invention usually has two sets of the guide block 22, the outer sprocket 23, the inner sprocket 24 and the chain 25 of the elevating driving device 2 arranged side by side in order to improve the stability of the structure and the elevating. As an optimized scheme, as shown in fig. 1 to 4, in the present embodiment, overflow holes 12 are provided on the front side wall and the rear side wall of the tank body 1, an overflow tank 13 is provided at a position corresponding to the overflow holes 12 on the outer side of the tank body 1, a filter net is provided in the overflow tank 13, an overflow pipe joint is provided at the bottom of the overflow tank 13, a return pipe joint 14 is provided at the bottom of the tank body 1, and the return pipe joint 14 is communicated with the overflow pipe joint through a pipeline (not shown in the figure). The structure can reduce the disturbance to water in the lifting process of the lifting rack, and can filter floating objects in water through the filter screen in the overflow box 13, thereby improving the reliability of detection. In addition, in the embodiment, a groove is formed in the middle of the upper side of the adapter 81, and a protection frame 811 made of polyurethane is installed in the groove, so that the transfer wheel 72 is positioned in the protection frame 811, and the upper side of the transfer wheel 72 protrudes out of the protection frame 811. This structural arrangement provides effective protection of the workpiece by the protective frame 811. In order to facilitate the detection of the workpiece and improve the convenience of control, the embodiment further provides a fixed support plate at a position corresponding to the protection frame 811 on one side of the adaptor bracket 81, and fixes the sensor 812 on the support plate.

As an embodiment, as shown in fig. 16 to 18, the present invention adopts the following installation method for the pressing wheel 86: a rotating shaft 87 is coaxially arranged in the supporting and pressing wheel 86, and collars 88 are respectively arranged between the upper end and the lower end of the rotating shaft 87 and the second wheel frame 85 so as to improve the smoothness of rotation; and the positions of the rotating shaft 87 at the upper and lower sides of the second wheel frame 85 are respectively provided with a limiting snap ring to ensure the stability of the structure. It should be noted that, in practical application, in order to facilitate connection and installation, the two chain connecting seats 31 are symmetrically arranged on the front side and the rear side of the top of the frame body 3 respectively; fixing plates 52 are respectively provided at both sides of the bottom of the support base 5, and fixing holes are provided in the fixing plates 52 so that the support base 5 is fixed to the frame body 3 by the fixing plates 52. In order to simplify the structure and reduce the weight, the invention generally adopts a framework and a skin structure fixed in the framework for the tank body 1, and the guide rail frames 15 are respectively arranged at the tops of the front and rear side walls of the tank body 1 so as to install the guide rails and erect the probe disk portal frames through the guide rails. In addition, in order to improve the adaptability and the protection effect, the conveying wheel 72 and the buffer wheel 42 are usually coated with linings made of polyurethane, and the supporting and pressing roller 86 is made of polyurethane; in order to improve the stability of the support and facilitate leveling, the invention also generally arranges support feet which are distributed at intervals at the front and back sides of the bottoms of the tank body 1 and the frame body 3 respectively.

The above examples are only for describing the preferred embodiments of the present invention, and do not limit the scope of the claimed invention, and various modifications made by those skilled in the art according to the technical solution of the present invention without departing from the design concept of the present invention shall fall within the scope of the present invention defined by the claims.

Claims

1. An ultrasonic detection modular water tank comprises a tank body (1) and a lifting rack in the tank body (1), and is characterized in that sealing connecting plates (11) are respectively arranged at the left and right ports of the tank body (1), and two lifting driving devices (2) are respectively arranged on the front and rear side walls of the tank body (1); the lifting rack comprises a rack body (3) symmetrically connected with four lifting driving devices (2) and conveying devices fixed on the rack body (3) at intervals, roller assemblies (4) which are distributed at intervals and are propped against the side wall of the groove body (1) are respectively installed on the front side and the rear side of the rack body (3), each conveying device comprises a supporting seat (5), a lifting assembly (6), a conveying assembly (7) and a positioning assembly (8), the supporting seats (5) are fixed on the rack body (3), each lifting assembly (6) comprises a first air cylinder (61), a first guide rod (62) and a lifting plate (63), the first air cylinders (61) are fixed on the supporting seats (5), the first guide rods (62) penetrate through first guide sleeves (51) on the supporting seats (5), the lifting plates (63) are fixed at the upper ends of piston rods of the first guide rods (62) and the first air cylinders (61), each conveying assembly (7) comprises a first wheel carrier (71), a conveying wheel (72) and a motor (73), the first wheel carrier (71) is fixed on the lifting plate (63), the conveying wheel (72) is coaxially fixed with a rotating shaft (74), two ends of the rotating shaft (74) are connected with a rotating shaft (71), and two rotating shaft (74) which are connected with the first rotating shaft (71) and connected with an output shaft (74), and the rotating shaft (71) through two ends of the rotating shaft (74), locating component (8) is including fixing switching frame (81) on lifter plate (63), switching frame (81) are equipped with the pressor that props of relative distribution in the both sides of transfer gear (72), prop the pressor and include cylinder frame (82), second cylinder (83), second guide bar (84) and second wheel carrier (85), cylinder frame (82) are fixed on switching frame (81), second cylinder (83) are fixed on cylinder frame (82), second guide bar (84) pass second uide bushing (821) on cylinder frame (82), second wheel carrier (85) and the piston rod fixed connection of second guide bar (84) and second cylinder (83), vertical installation is propped pinch roller (86) on second wheel carrier (85).

2. The ultrasonic testing modular sink as claimed in claim 1, wherein the transfer assembly (7) further comprises a protective cover (75), a protective cover (76) and a locking ring (77), the protective cover (75) comprises a cover portion (751), a neck portion (752) and a flange (753) which are connected into a whole, the cover portion (751) is sleeved on the motor (73) from the front end and fixedly connected with the motor (73) through a screw and a gasket, a skeleton oil seal (78) is sleeved between the neck portion (752) and the adapting shaft (74), the flange (753) is fixed on the first wheel carrier (71), the protective cover (76) is sleeved on the motor (73) from the rear end, the locking ring (77) is sleeved on the protective cover (75) and in threaded connection with the protective cover (76), a mutually-matched limit ring platform is arranged between the locking ring (77) and the protective cover (75), and a sealing ring is arranged between the protective cover (75) and the locking ring (77) and the protective cover (76), respectively.

3. The modular water tank for ultrasonic detection according to claim 2, wherein the roller assembly (4) comprises a third wheel frame (41) and two buffer wheels (42) mounted on the third wheel frame (41), the third wheel frame (41) is provided with a front buffer groove (411) and a rear buffer groove (412) at positions corresponding to two ends of the buffer wheels (42), respectively, a stopper (413) is arranged between the front buffer groove (411) and the rear buffer groove (412), a support shaft (43) is mounted in the buffer wheels (42) through a bearing, symmetrically distributed buffer rods (44) are fixed at two ends of the support shaft (43), and springs (45) are sleeved on the buffer rods (44); two ends of the supporting shaft (43) are positioned in the corresponding front buffer grooves (411), the buffer rod (44) penetrates through the corresponding stop blocks (413), and two ends of the spring (45) are correspondingly pressed on the supporting shaft (43) and the stop blocks (413).

4. The ultrasonic detection modular water tank as claimed in claim 3, wherein the lifting driving device (2) comprises a third cylinder (21), a guide block (22), an outer chain wheel (23), an inner chain wheel (24) and a chain (25), the third cylinder (21) is vertically fixed on the outer side of the tank body (1), the guide block (22) is fixed at the lower end of a piston rod of the third cylinder (21), the outer chain wheel (23) and the inner chain wheel (24) are correspondingly fixed on the outer side and the inner side of the tank body (1), one end of the chain (25) is fixed on the outer side of the tank body (1), the other end of the chain (25) sequentially bypasses the guide block (22), the outer chain wheel (23) and the inner chain wheel (24) and is fixedly connected with the tank body (3), and the tank body (1) is perforated with the chain at the position corresponding to the outer chain wheel (23) and the inner chain wheel (24).

5. The modular ultrasonic detection water tank as claimed in claim 4, wherein overflow holes (12) are formed in the front side wall or/and the rear side wall of the tank body (1), an overflow tank (13) is arranged at a position, corresponding to the overflow holes (12), on the outer side of the tank body (1), a filter screen is arranged in the overflow tank (13), and an overflow pipe joint is arranged at the bottom of the overflow tank (13); the bottom of the tank body (1) is provided with a return pipe joint (14), and the return pipe joint (14) is connected with the overflow pipe joint through a pipeline.

6. The modular water tank for ultrasonic testing according to claim 5, wherein a groove is formed in the middle of the upper side of the adapter frame (81), a protective frame (811) made of polyurethane is installed in the groove, the transmission wheel (72) is located in the protective frame (811), and the upper side of the transmission wheel (72) protrudes out of the protective frame (811); a bracket plate is fixed at a position, corresponding to the protective frame (811), on one side of the switching frame (81), and a sensor (812) is fixed on the bracket plate.

7. The modular water tank for ultrasonic testing according to claim 6, wherein the third wheel frame (41) comprises two support plates (414) which are distributed at intervals, three support plates (415) are arranged between the two support plates (414), and two ends of each support plate (415) are fixedly connected with the corresponding support plate (414) through screws.

8. The modular water tank for ultrasonic testing according to claim 6, wherein two supporting and pressing wheels (86) are installed on the second wheel frame (85), a rotating shaft (87) is coaxially arranged on the supporting and pressing wheels (86), and collars (88) are respectively arranged between the upper end and the lower end of the rotating shaft (87) and the second wheel frame (85); two groups of guide blocks (22), outer chain wheels (23), inner chain wheels (24) and chains (25) of the lifting driving device (2) are arranged side by side.

9. The modular water tank for ultrasonic testing according to claim 6, wherein the top of the rack body (3) is provided with two symmetrically distributed chain connecting seats (31) at the front and rear sides thereof; and fixing plates (52) are respectively arranged on two sides of the bottom of the supporting seat (5), and fixing holes are formed in the fixing plates (52).

10. The modular ultrasonic detection water tank as claimed in claim 6, wherein the tank body (1) comprises a framework and a skin fixed in the framework, and guide rail frames (15) are respectively arranged at the tops of the front and rear side walls of the tank body (1).