CN217276073U - Detection equipment for end face of zirconium tube - Google Patents

Abstract

The utility model relates to a check out test set for zirconium pipe terminal surface, along a set of slide rail of axial installation on the support body, the backup pad passes through the slider and installs on the slide rail and by the drive mechanism drive, detection mechanism installs in the backup pad, the test probe that detection mechanism detected and the axle center design that detects the main shaft have and wait to detect the radial eccentricity of zirconium pipe, little kickboard is installed to the backup pad front end, two claw cylinders are installed to little kickboard front end, install the supplementary tight piece of clamp of a set of symmetry on two gas claws of two claw cylinders, the inside spring and the stopper cooperation formation of passing through of supplementary tight piece of clamp can be closed to zirconium pipe propulsive adjustable fender. This is compact structure reasonable, and the detector adopts and is used for the axle center to have the eccentric volume design, carries out the circumference to zirconium pipe end face and surveys, and the detector can be followed and press from both sides the dress structure and remove, guarantees the stability of surveying, and presss from both sides the detection position that dress structure can adjust the zirconium pipe, improves the detection precision.

Description

Detection equipment for end face of zirconium tube

Technical Field

The utility model relates to the cutting end face detects technical field, concretely relates to check out test set for zirconium pipe terminal surface.

Background

Zirconium tubes are alloy tubing made of zirconium metal and other metals commonly used in nuclear fuel assemblies and in-stack structures. When the zirconium tube is used for rolling the cladding tube, two end faces need to be cut, and meanwhile, the flatness of the cut end faces needs to be ensured. At present, all chips of the end surface of a zirconium pipe adopt a universal metal pipe cutting machine tool, a manual hand-held detector of the cut end surface detects the geometric accuracy of the cut end surface and surface burrs, the manual detection workload is large, the detection distance is unstable when the detection distance is grasped, and the detection result is inaccurate when the detection result is too close to or too far from a port. The current detection equipment for cutting the end face of the pipe has the problems that the end face needs to be fixed during detection due to different lengths of supplied materials, and the distance is difficult to adjust by equipment or people.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a check out test set for zirconium pipe terminal surface can not only press from both sides the terminal surface tightly to can adjust detection distance, the detector detects the artifical orbit zirconium pipe terminal surface of emulation and detects.

In order to realize the purpose, the following technical scheme is adopted: a detection device for the end face of a zirconium tube comprises a frame body, a support plate, a transmission mechanism and a detection mechanism, wherein a group of slide rails is axially arranged on the frame body, the support plate is arranged on the slide rails through a slide block and is driven by the transmission mechanism, the detection mechanism is arranged on the support plate, a small floating plate is arranged at the front end of the support plate, a two-jaw air cylinder is arranged at the front end of the small floating plate, and a group of symmetrical auxiliary clamping blocks are arranged on two air jaws of the two-jaw air cylinder;

detection mechanism including detecting the main shaft, detecting motor, fixed bolster, test probe, main shaft sheath and belt case, the detection main shaft be the hollow shaft, the output shaft end that detects the tail end of main shaft and detect the motor is installed in the belt case and the two passes through the hold-in range subassembly and connects, the head end installation fixed bolster of detection main shaft, test probe install on the fixed bolster, test probe's communication data line is derived from the hollow shaft that detects the main shaft, the main shaft sheath pass through bearing assembly an and install on detecting the main shaft and one end is fixed on the belt case.

Further, drive mechanism includes drive screw, transmission slider and driving motor, drive screw pass through bearing assembly b axial and install on the support body, transmission slider install on drive screw, the backup pad install on transmission slider, drive screw pass through the external driving motor who installs in the support body bottom of hold-in range subassembly.

Furthermore, the detection main shaft and a clamping center formed by a group of symmetrical auxiliary clamping blocks are on the same axis.

Further, the axes of the detection probe and the detection main shaft are designed with the eccentricity of the radius of the zirconium tube to be detected.

Further, supplementary tight piece that presss from both sides includes clamp splice main part, installation handle and stopper, and open clamp splice main part side has semicircular to press from both sides a mouthful groove, and open clamp splice center has the spacing groove, presss from both sides a mouthful groove and spacing groove intercommunication, and spacing inslot inlays the stopper, the stopper inlay in spacing inslot and the part is arranged in and presss from both sides a mouthful inslot, be equipped with the tight spring that rises between the spacing inslot wall that stopper and clamp mouthful groove correspond, the tight spring both ends that rise imbed stopper and spacing inslot wall respectively, the installation handle install on the gas claw of two claw cylinders.

Further, the diameter of the semicircular clamping opening groove is equal to the outer diameter of the zirconium pipe to be detected.

The utility model discloses beneficial effect: the structure is compact and reasonable, the hollow shaft is designed to facilitate the management of the communication cable, the detector is used for the design of eccentric amount of the shaft center, the artificial detection track is simulated, the circumference detection is carried out on the end face of the zirconium pipe, and the stability coefficient is high; the detector adopts a movable structural design, and a clamping structure which moves along with the detector is designed in front of the detector, so that the device is suitable for detecting zirconium tubes with various lengths, and the detection stability is further ensured; the elastic limiting block is designed on the clamping structure, the optimal detection position of the end face of the zirconium pipe can be adjusted along with the movement of the whole clamping structure, and the detection precision is greatly improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is another schematic view of the present invention;

fig. 3 is a side view of the present invention;

FIG. 4 is a cut-away view of the detection mechanism;

figure 5 is a schematic view of a set of auxiliary gripping blocks.

As shown in the figure: 1. a frame body; 2. a support plate; 3. a slide rail; 4. a slider; 5. a small floating plate; 6. a two-jaw cylinder; 7. an auxiliary clamping block; 8. a drive screw; 9. a transmission slide block; 10. a drive motor; 11. a bearing assembly b; 12. detecting a main shaft; 13. detecting a motor; 14. fixing a bracket; 15. detecting a probe; 16. a main shaft sheath; 17. a belt box; 18. a communication data line; 19. a bearing assembly a; 71. a clamp block main body; 72. a handle is installed; 73. a limiting block; 74. a nip groove; 75. a limiting groove; 76. a tension spring.

Detailed Description

Examples

The following further description is made with reference to the accompanying drawings, fig. 1 to 5 are schematic diagrams of this example, and as shown in the drawings, a detection device for an end face of a zirconium tube includes a frame body 1, a support plate 2, a transmission mechanism and a detection mechanism, a set of slide rails 3 is axially installed on the frame body 1, the support plate 2 is installed on the slide rails 3 through slide blocks 4 and is driven by the transmission mechanism, the detection mechanism is installed on the support plate 2, a small floating plate 5 is installed at the front end of the support plate 2, a two-jaw cylinder 6 is installed at the front end of the small floating plate 5, and a set of symmetrical auxiliary clamping blocks 7 is installed on two air jaws of the two-jaw cylinder 6. The transmission mechanism adopts a screw transmission structure, the transmission screw 8, the transmission slide block 9 and the driving motor 10 are axially installed on the frame body 1 through a bearing assembly b11, the transmission slide block 9 is installed on the transmission screw, the supporting plate 2 is installed on the transmission slide block 9, and the transmission screw 8 is externally installed on the driving motor 10 at the bottom of the frame body 1 through a synchronous belt assembly.

Designing a detection mechanism; the detection mechanism comprises a detection main shaft 12, a detection motor 13, a fixed support 14, a detection probe 15, a main shaft sheath 16 and a belt box 17, and the detection main shaft 12 is a hollow shaft in order to facilitate accommodating of a communication cable of the detection probe 15. The tail end of the detection main shaft 12 and the output shaft end of the detection motor 13 are installed in the belt box 17 and connected through a synchronous belt component, the fixing support 14 is installed at the head end of the detection main shaft 12, the detection probe 15 is installed on the fixing support 14, the detection probe 15 and the axis of the detection main shaft 12 have the eccentricity of the radius value of the zirconium pipe, the communication data line 18 of the detection probe 15 is led out from the hollow shaft of the detection main shaft 12, the main shaft sheath 16 is installed on the detection main shaft 12 through a bearing component a19, one end of the main shaft sheath is fixed on the belt box 17, and the belt box 17 is installed on the supporting plate 2. The detection main shaft 12 and a clamping center formed by a group of symmetrical auxiliary clamping blocks 7 are on the same axis.

In order to realize that the two-jaw cylinder 6 can clamp the zirconium pipe and can push the zirconium pipe to the detection position, a set of symmetrical auxiliary clamping blocks 7 is installed on the gas claw of the two-jaw cylinder 6, each auxiliary clamping block 7 comprises a clamping block main body 71, an installation handle 72 and a limiting block 73, a semicircular clamping groove 74 is formed in the side face of the clamping block main body 71, a limiting groove 75 is formed in the center of the clamping block, the clamping groove 74 is communicated with the limiting groove 75, the limiting block 73 is embedded in the limiting groove 75 and is partially arranged in the clamping groove 74, a tensioning spring 76 is arranged between the limiting block 73 and the inner wall of the limiting groove 75 corresponding to the clamping groove 74, two ends of the tensioning spring 76 are respectively embedded into the limiting block 73 and the inner wall of the limiting groove, and the installation handle 72 is installed on the gas claw of the two-jaw cylinder 6. Because a set of auxiliary clamping blocks 7 is in a symmetrical state, the diameter of the semicircular clamping groove 74 is equal to the outer diameter of the zirconium pipe, the two clamping grooves 74 form a clamping opening of the zirconium pipe, and in a natural state of the tension spring 76, the limiting block 73 in the clamping groove 74 is in a popup state, and the limiting block 73 can push the zirconium pipe to confirm the detection distance between the end face of the zirconium pipe and the detection probe 15.

The working principle is as follows: this equipment is fixed frock that direct butt joint zirconium pipe detected, with the fixed back of zirconium pipe on fixed frock through manual work or equipment, according to the length of zirconium pipe, detection mechanism comes the adjustment distance through the removal of backup pad 2, backup pad 2 drives little kickboard 5 forward displacement, the gas claw of two claw cylinders 6 is the closure state this moment, the tight spring 76 that rises in supplementary clamp 7 is the nature tight state that rises, stopper 73 is in pressing from both sides a mouthful groove 74, stopper 73 pushes away the zirconium pipe to suitable position this moment, then the gas claw of two claw cylinders 6 opens, backup pad 2 drives little kickboard 5 displacement forward once more, the gas claw of two claw cylinders 6 is closed once more, supplementary clamp 7 is pressed from both sides tight zirconium pipe, the zirconium pipe is located presss from both sides a mouthful groove 74, tight spring 76 that rises this moment is the compression state, stopper 73 moves back to spacing inslot 75 from pressing from both sides a mouthful groove 74. The detection mechanism works, the detection motor 13 drives the detection rotating shaft 12 to rotate, and when the detection rotating shaft 12 rotates for one circle, the detection probe 15 just walks for one circle along the end face of the zirconium pipe wall, so that the detection work of the end face of the zirconium pipe is completed.

The present invention is not limited to the embodiment, and any equivalent concepts or changes within the technical scope of the present invention are all listed as the protection scope of the present invention.

Claims (6)

1. The detection equipment for the end face of the zirconium pipe comprises a frame body (1), a support plate (2), a transmission mechanism and a detection mechanism, and is characterized in that the frame body (1) is provided with a group of slide rails (3) along the axial direction, the support plate (2) is arranged on the slide rails (3) through slide blocks (4) and is driven by the transmission mechanism, the detection mechanism is arranged on the support plate (2), the front end of the support plate (2) is provided with a small floating plate (5), the front end of the small floating plate (5) is provided with a two-claw cylinder (6), and two gas claws of the two-claw cylinder (6) are provided with a group of symmetrical auxiliary clamping blocks (7);

detection mechanism including detecting main shaft (12), detection motor (13), fixed bolster (14), test probe (15), main shaft sheath (16) and belt case (17), detection main shaft (12) be the hollow shaft, the tail end of detecting main shaft (12) and the output axle head that detects motor (13) are installed in belt case (17) and the two passes through the hold-in range subassembly and connect, head end installation fixed bolster (14) of detecting main shaft (12), test probe (15) install on fixed bolster (14), communication data line (18) of test probe (15) are derived from the hollow shaft that detects main shaft (12), main shaft sheath (16) install through bearing assembly a (19) on detecting main shaft (12) and one end is fixed on belt case (17).

2. The detection device for the end face of the zirconium pipe as claimed in claim 1, wherein the transmission mechanism comprises a transmission lead screw (8), a transmission slider (9) and a driving motor (10), the transmission lead screw (8) is axially mounted on the frame body (1) through a bearing assembly b (11), the transmission slider (9) is mounted on the transmission lead screw (8), the support plate (2) is mounted on the transmission slider (9), and the transmission lead screw (8) is externally mounted on the driving motor (10) at the bottom of the frame body (1) through a synchronous belt assembly.

3. The apparatus for inspecting the end face of a zirconium pipe as claimed in claim 1, wherein the main inspection shaft (12) is on the same axis as the center of the grip formed by the set of symmetrical auxiliary gripping blocks (7).

4. The equipment for detecting the end face of the zirconium pipe as claimed in claim 1, wherein the axes of the detection probe (15) and the detection main shaft (12) are designed with the eccentricity of the radius of the zirconium pipe to be detected.

5. The detection equipment for the end face of the zirconium pipe as claimed in claim 1, wherein the auxiliary clamping block (7) comprises a clamping block main body (71), an installation handle (72) and a limiting block (73), a semicircular clamping groove (74) is formed in the side face of the clamping block main body (71), a limiting groove (75) is formed in the center of the clamping block, the clamping groove (74) is communicated with the limiting groove (75), the limiting block (73) is embedded in the limiting groove (75) and partially arranged in the clamping groove (74), a tension spring (76) is arranged between the limiting block (73) and the inner wall of the limiting groove (75) corresponding to the clamping groove (74), two ends of the tension spring (76) are respectively embedded into the limiting block (73) and the inner wall of the limiting groove, and the installation handle (72) is installed on a pneumatic claw of the two-claw cylinder (6).

6. The apparatus for inspecting the end face of a zirconium pipe as claimed in claim 5, wherein the diameter of the semicircular notch groove (74) is equal to the outer diameter of the zirconium pipe to be inspected.

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