CN219065370U

CN219065370U - Ultrasonic flaw detection device for steel ball production

Info

Publication number: CN219065370U
Application number: CN202320127415.XU
Authority: CN
Inventors: 元伟; 何平; 李玉芳
Original assignee: Shandong Ruizhu New Materials Co ltd
Current assignee: Shandong Ruizhu New Materials Co ltd
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-05-23
Anticipated expiration: 2033-01-13

Abstract

The utility model belongs to the field of bearing steel ball detection equipment, and provides an ultrasonic flaw detector for steel ball production, which comprises a detection table and an ultrasonic flaw detector, wherein a positioning plate, a detection tool and a probe mounting plate for mounting a plurality of probes are arranged on the detection table, a plurality of rows of hemispherical tool grooves are formed in the top surface of the detection tool, probe holes corresponding to the probes are formed in the bottom of the tool grooves, a pressing plate for rolling fit with a workpiece is arranged above the detection tool, a guide member group is arranged on the pressing plate, a connecting plate is arranged at the top of the guide member group, a connecting shaft is arranged at the center of the connecting plate, a cylinder is arranged at the power input end of the connecting shaft, a rotary joint, a rotary shaft and a universal joint connected with the pressing plate are arranged at the power output end of the connecting shaft, and the rotary shaft is driven to rotate by a gear transmission group and a gear motor. The device has reasonable design, simple structure, good maneuverability, is favorable for reducing the detection intensity of workers and has high detection efficiency, and is suitable for large-scale popularization.

Description

Ultrasonic flaw detection device for steel ball production

Technical Field

The utility model belongs to the field of bearing steel ball detection equipment, and particularly relates to an ultrasonic flaw detection device for steel ball production.

Background

Bearings are an important component in contemporary mechanical devices. Rolling bearings are classified into ball bearings and roller bearings according to the shape of rolling elements. The steel ball is used as the rolling body of the ball bearing, and the production and processing process comprises the working procedures of blanking, cold heading, rough grinding, polishing, heat treatment, cleaning, measurement, detection, sorting, oiling, packaging and the like. Ultrasonic flaw detection is a technique for nondestructively inspecting internal defects and flaws of materials or mechanical parts by using ultrasonic waves, and is widely applied to mechanical, metallurgical and other departments.

The current ultrasonic flaw detector for sampling flaw detection of steel balls is mainly a pulse reflection ultrasonic flaw detector. However, in actual detection, the ultrasonic flaw detector needs to stand the steel ball, and the manual hand-held ultrasonic flaw detector detects the steel ball, so that the detection intensity is high, the detection efficiency is low, and particularly, the condition of disordered detection is easy to occur when the steel balls with different specifications are detected.

Disclosure of Invention

Aiming at the technical problems of the ultrasonic flaw detector, the utility model provides the ultrasonic flaw detector for steel ball production, which has reasonable design, simple structure, good maneuverability, contribution to reducing the detection intensity of workers and higher detection efficiency.

In order to achieve the above purpose, the technical scheme adopted by the utility model is that the ultrasonic flaw detection device for steel ball production comprises a detection table and an ultrasonic flaw detector, wherein the ultrasonic flaw detector comprises a host machine, an electrical connection wire and a probe, a positioning plate is arranged on the detection table, a detection tool sleeved outside the positioning plate is arranged above the positioning plate, a probe mounting plate for mounting a plurality of probes is arranged inside the detection tool, threading holes for penetrating the electrical connection wire are formed in the side face of the detection tool, a plurality of rows of hemispherical tool grooves are formed in the top face of the detection tool, groove diameter of each tool groove in the adjacent row presents a variable characteristic, probe holes for corresponding to the probes are formed in the bottom of each tool groove, a pressing plate for rolling fit with a workpiece is arranged above the detection tool, a guide member group is arranged on the detection tool, a connecting plate is arranged on the top of the guide member group, a connecting shaft is arranged in the center of the connecting plate, a power input end of the connecting shaft is provided with a pressing plate, a rotary shaft is connected with a rotary shaft, a rotary shaft is arranged at the rotary shaft is connected with a rotary shaft, and a speed reduction motor is arranged at the bottom of the rotary shaft, and a transmission shaft is arranged at the bottom of the rotary shaft.

Preferably, the guide member group comprises two guide rods with different lengths, wherein the length of the guide rod close to the tooling groove with the minimum groove diameter is longer than that of the guide rod close to the tooling groove with the maximum groove diameter, a guide ball is arranged at the bottom of the guide rod, and the guide rod and the guide ball are movably matched with an annular track arranged on the pressure plate.

Preferably, the locating plate comprises a return plate, the side face of the return plate is nested with the inner wall of the detection tool, a plurality of jacking blocks are arranged on the top face of the return plate, and the jacking blocks are connected with the probe mounting plate through screws.

Preferably, the gear transmission group comprises a lifting gear connected with the rotating shaft, a fixed-height gear is arranged at the transmission end of the lifting gear, and the thickness of the fixed-height gear is larger than that of the lifting gear.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. according to the ultrasonic flaw detection device for steel ball production, the cylinder drives the connecting shaft and the rotating shaft to lift the pressure plate, so that a worker can conveniently place the bearing steel ball to be detected on the detection tool; bearing steel balls with different specifications can be placed on the detection tool, the bearing steel balls can be rotationally adjusted by driving the pressure plate to rotate through the gear motor, so that actual contact nodes of the bearing steel balls and probes on the probe mounting plate are changed, detection conditions can be fed back to the host computer by the probes below the different steel balls, and all the conditions detected by the probes are displayed by the host computer. The device has reasonable design, simple structure, good maneuverability, is favorable for reducing the detection intensity of workers and has high detection efficiency, and is suitable for large-scale popularization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is an isometric view of an ultrasonic flaw detection device for steel ball production according to an embodiment;

fig. 2 is a front view of an ultrasonic flaw detection device for steel ball production according to an embodiment;

FIG. 3 is a side view of an ultrasonic flaw detection device for steel ball production according to an embodiment;

FIG. 4 is a sectional view in the D-D direction of an ultrasonic flaw detection device for steel ball production according to an embodiment;

FIG. 5 is an isometric view of a locating plate provided in an embodiment;

fig. 6 is an isometric view of a detection tool according to an embodiment;

FIG. 7 is a top view of a detection tool, probe and probe mounting plate provided in an embodiment;

FIG. 8 is an isometric view of a probe and probe mounting plate provided by an embodiment;

in the above figures, 1, a detection table; 2. an ultrasonic flaw detector; 21. a host; 22. an electrical connection line; 23. a probe; 3. a positioning plate; 31. a return plate; 32. a top block; 33. a screw; 4. detecting a tool; 41. a threading hole; 42. a tooling groove; 43. a probe aperture; 5. a probe mounting plate; 6. a pressure plate; 61. an endless track; 7. a guide member group; 71. a guide rod; 8. a connecting plate; 9. a connecting shaft; 10. a cylinder; 11. a rotary joint; 12. a rotating shaft; 13. a universal joint; 14. a gear drive set; 141. a lifting gear; 142. a fixed-height gear; 15. a speed reducing motor; 16. a frame.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other. For convenience of description, the words "upper", "lower", "left" and "right" are merely used herein to denote a correspondence with the upper, lower, left, and right directions of the drawing figures, and are not limiting on the structure.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

As shown in fig. 1 to 8, the ultrasonic flaw detector for steel ball production provided by the utility model comprises a detection table 1 and an ultrasonic flaw detector 2, wherein the ultrasonic flaw detector 2 comprises a host 21, an electrical connection wire 22 and a probe 23, the probe 23 detects the steel ball to feed back the detection condition to the host 21 through the electrical connection wire 22, and the host 21 displays the detection condition. On the basis, a positioning plate 3 is arranged on a detection table 1, a detection tool 4 sleeved outside the detection tool 4 is arranged above the positioning plate 3, a probe mounting plate 5 used for mounting a plurality of probes 23 is arranged inside the detection tool 4, a threading hole 41 used for threading an electrical connection wire 22 is arranged on the side surface of the detection tool 4, a plurality of rows of hemispherical tool grooves 42 are arranged on the top surface of the detection tool 4, the groove diameters of the tool grooves 42 in adjacent rows are changed, probe holes 43 used for corresponding to the probes 23 are arranged at the bottom of the tool grooves 42, a pressure plate 6 used for rolling fit with workpieces is arranged above the detection tool 4, a guide member group 7 is arranged on the pressure plate 6, a connecting plate 8 is arranged at the top of the guide member group 7, a connecting shaft 9 is arranged at the center of the connecting plate 8, a cylinder 10 is arranged at the power input end of the connecting shaft 9, a rotary joint 11 is arranged at the bottom of the rotary joint 11, universal joints 13 connected with the rotary shaft 12 are arranged at the bottom of the rotary shaft 12, a gear transmission group 14 is arranged on the side surface of the rotary shaft 12, a speed reduction motor group 14 is arranged at the power input end of the gear transmission group 14 is arranged at the power input end of the speed reduction cylinder 15, and the gear transmission group is arranged at the power input end of the cylinder 15 is arranged at the speed reduction frame 15.

Specifically, the locating plate 3 is used for locating the detection tool 4 and the probe mounting plate 5 at the same time, and the tool groove 42 on the detection tool 4 can be used for placing steel balls to be detected with various specifications. The frame 16 is used as a mounting base of the air cylinder 10 and the gear motor 15, so that the corresponding transmission functions of the air cylinder 10 and the gear motor 15 can be realized. The cylinder 10 drives the connecting shaft 9 and the rotating shaft 12 to lift the pressing plate 6, for example, after the pressing plate 6 is lifted by the cylinder 10, a worker can conveniently place bearing steel balls to be tested on the detection tool 4, and after the pressing plate 6 is pressed down by the cylinder 10, the pressing plate 6 can directly contact the bearing steel balls placed on the detection tool 4, and can effectively contact all the steel balls to be tested under the cooperation of the guide piece group 7. Further, the gear motor 15 drives the gear transmission group 14 to perform speed reduction transmission, the rotating shaft 12 is driven by the gear transmission group 14 to perform rotary motion, and the rotary joint 11 is arranged at the same time of rotating, so that the installation stability of the air cylinder 10 is not affected; still further, the rotating shaft 12 drives the universal joint 13 and the pressure plate 6 to rotate, the pressure plate 6 is always contacted with the steel ball to be detected under the guiding action of the guiding element group 7, the steel ball to be detected adjusts the angle of the steel ball to be detected under the rotating action of the pressure plate 6, the probes 23 under different steel balls can feed back real-time detection conditions to the host 21, all the steel balls can be detected at all angles, and the host 21 displays the conditions detected by all the probes 23. In this way, the device can carry out ultrasonic flaw detection on a plurality of bearing steel balls in a maneuvering mode, so that the detection intensity of workers is greatly reduced, the detection efficiency is higher, and the practicability is higher.

In order to improve the adjustment performance of the pressing plate 6 on all steel balls to be tested, the guide member set 7 provided by the utility model comprises two guide rods 71 with different lengths, wherein the length of the guide rod 71 close to the tooling groove 42 with the minimum groove diameter is longer than that of the guide rod 71 close to the tooling groove 42 with the maximum groove diameter, the bottom of the guide rod 71 is provided with a guide ball, and the guide rod 71 and the guide ball are in movable fit with the annular track 61 arranged on the pressing plate 6. In this way, bearing steel balls with different specifications are regularly arranged in all the tooling grooves 42, and the pressing plate 6 can be always attached to the supporting nodes of all the bearing steel balls under the driving of the gear motor 15, the gear transmission group 14 and the rotating shaft 12, so that the synchronous adjusting efficiency of the device to the bearing steel balls is ensured.

In order to improve the positioning performance of the positioning plate 3 on the detection tool 4 and the probe mounting plate 5, the positioning plate 3 provided by the utility model comprises a return plate 31, the side surface of the return plate 31 is nested with the inner wall of the detection tool 4, the top surface of the return plate 31 is provided with a plurality of top blocks 32, and the top blocks 32 are connected with the probe mounting plate 5 through screws 33. The locating plate 3 is reasonable in design and simple in structure, can establish stable plug-in connection relation and bolt connection relation with the detection tool 4 and the probe mounting plate 5, and is beneficial to improving the detection efficiency of the device on a plurality of steel balls to be detected.

Considering that the pressure plate 6 needs to be lifted by the air cylinder 10, in order not to affect the transmission relation between the rotating shaft 12 and the gear transmission group 14, the gear transmission group 14 provided by the utility model comprises a lifting gear 141 connected with the rotating shaft 12, a fixed-height gear 142 is arranged at the transmission end of the lifting gear 141, and the thickness of the fixed-height gear 142 is larger than that of the lifting gear 141. In this way, when the air cylinder 10 drives the platen 6 up and down, the up-and-down gear 141 can move up and down in the vertical direction of the fixed-height gear 142, so that the up-and-down gear 141, the fixed-height gear 142, and the rotating shaft 12 can always maintain a transmission relationship.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The utility model provides an ultrasonic flaw detection device for steel ball production, includes detection platform and ultrasonic flaw detector, ultrasonic flaw detector includes host computer, electrical connection line and probe, its characterized in that, be provided with the locating plate on the detection platform, the top of locating plate is provided with the cover and locates its outside detection frock, the inside of detecting the frock is provided with the probe mounting panel that is used for installing a plurality of probes, the side of detecting the frock is provided with the through wires hole that is used for wearing to establish electrical connection line, the top surface of detecting the frock is provided with multirow hemispherical frock groove, adjacent row the groove diameter of frock groove presents the change characteristics, the bottom of frock groove is provided with the probe hole that is used for with the probe is corresponding, the top of detecting the frock is provided with the pressure disk that is used for with work piece roll fit, be provided with the guide group on the top of guide group, the center of guide group is provided with the connecting axle, the power input end of connecting axle is provided with the cylinder, the power take off end of connecting axle is provided with rotary pressure disk, rotary joint's bottom is provided with the pivot and the universal joint, the pivot is provided with the pivot of rotating shaft and the transmission is provided with the reduction gear group.

2. The ultrasonic flaw detection device for steel ball production according to claim 1, wherein the guide member group comprises two guide rods with different lengths, wherein the length of the guide rod close to the tooling groove with the minimum groove diameter is longer than that of the guide rod close to the tooling groove with the maximum groove diameter, the guide ball is arranged at the bottom of the guide rod, and the guide rod and the guide ball are movably matched with an annular track arranged on the pressure plate.

3. The ultrasonic flaw detection device for steel ball production according to claim 2, wherein the positioning plate comprises a return plate, the side surface of the return plate is nested with the inner wall of the detection tool, a plurality of top blocks are arranged on the top surface of the return plate, and the top blocks are connected with the probe mounting plate through screws.

4. The ultrasonic flaw detection device for steel ball production according to claim 3, wherein the gear transmission group comprises a lifting gear connected with the rotating shaft, a fixed-height gear is arranged at the transmission end of the lifting gear, and the thickness of the fixed-height gear is larger than that of the lifting gear.