CN221088931U

CN221088931U - Clamp for X-ray flaw detection

Info

Publication number: CN221088931U
Application number: CN202323139610.3U
Authority: CN
Inventors: 徐玲; 韩晓雨
Original assignee: Weihai Xinrun Technology Service Co ltd
Current assignee: Weihai Xinrun Technology Service Co ltd
Priority date: 2023-11-21
Filing date: 2023-11-21
Publication date: 2024-06-07
Anticipated expiration: 2033-11-21

Abstract

The utility model discloses a clamp for X-ray flaw detection, which relates to the technical field of clamps for X-ray flaw detection, and comprises a workbench, wherein a workpiece clamping mechanism is arranged on the workbench, a first motor for driving the clamping mechanism is arranged on the bottom surface of the workbench, a base is vertically arranged on the side surface of the workbench, a second motor is arranged at the top end of the base, a first screw rod is vertically and rotatably arranged on the front end surface of the base, a lifting seat is sleeved on the first screw rod, and a fixing mechanism for mounting a probe is arranged on one side of the lifting seat; according to the utility model, the workpiece is fixed on the workbench through the workpiece internal support clamping mechanism on the workbench, shielding of the clamping mechanism on the outer side surface of the workpiece is avoided, the detachable function of the probe is realized, the lifting seat connected with the 匚 type clamping plate can move up and down, the comprehensive flaw detection operation on the workpiece is facilitated, and the condition that an artificial error is easy to occur when the workpiece is detected by manually holding the probe.

Description

Clamp for X-ray flaw detection

Technical Field

The utility model relates to the technical field of clamps for X-ray flaw detection, in particular to a clamp for X-ray flaw detection.

Background

The X-ray perspective fixture is a fixture for fixing an object to be detected, so that the object to be detected can be accurately detected under X-ray perspective equipment; the general X-ray perspective fixture clamps and fixes the detected object from the outside, which shields the surface of the detected object to a certain extent, so that the detection is incomplete and incomplete, and in the detection process, the hand-held probe is used for detection, so that the detection omission is possible; meanwhile, when flaw detection is carried out on a workpiece to be detected for one circle, if the handheld probe is too far away from the surface of the workpiece, the condition of missing detection easily occurs, and the accuracy of flaw detection on the workpiece cannot be ensured; therefore, an improvement is required to deal with the above problems.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides a clamp for X-ray flaw detection.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the clamp for X-ray flaw detection comprises a workbench, a workpiece clamping mechanism is arranged on the workbench, a first motor used for driving the clamping mechanism is arranged on the bottom surface of the workbench, a base is vertically arranged on the side surface of the workbench, a second motor is arranged on the top end of the base, a first screw rod is vertically rotated on the front end surface of the base, a lifting seat is sleeved on the first screw rod, and a fixing mechanism used for mounting a probe is arranged on one side of the lifting seat.

Preferably, the workpiece clamping mechanism comprises a turntable horizontally and rotatably arranged on the top surface of the workbench, and a driving shaft of the first motor is fixedly connected with the bottom surface of the turntable; three rectangular sliding grooves are horizontally formed in the top surface of the rotary table, second lead screws are horizontally arranged in the three rectangular sliding grooves in a rotating mode, second bevel gears are arranged at the inner ends of the second lead screws, L-shaped inner supporting blocks are sleeved on rod bodies of the second lead screws, and anti-slip adhesive tapes are attached to inner supporting surfaces on the upper portions of the L-shaped inner supporting blocks.

Preferably, a circular notch is arranged in the middle of the turntable and is communicated with the inner ends of three rectangular sliding grooves on the turntable, a protective shell is arranged above the circular notch, a third motor is arranged in the protective shell, the bottom end of a driving shaft of the third motor is connected with a first bevel gear, and the first bevel gear and a plurality of second bevel gears are meshed for transmission.

Preferably, the fixed establishment includes 匚 type grip block, 匚 type grip block outer end side vertical rigid coupling has T type guide rail, the front end of T type guide rail is equipped with the stopper, the length of T type guide rail is greater than 匚 type grip block width, 匚 type grip block's interior top surface is vertical to be equipped with the sleeve, the inside vertical bracing piece that is equipped with of sleeve, the top horizontal rigid coupling of bracing piece has the anticreep piece, the top of anticreep piece is equipped with the spring, the bracing piece lower extreme stretches out in the sleeve to the horizontally connected has the clamp plate, be equipped with the probe between clamp plate and the 匚 type grip block interior bottom surface.

Preferably, a T-shaped chute is longitudinally formed in one side surface of the lifting seat, the T-shaped chute is in sliding connection with the T-shaped guide rail, and a friction pad is arranged between the lifting seat and the 匚 -shaped clamping plate.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the L-shaped inner supporting blocks on the turntable of the workpiece clamping mechanism on the workbench are used for supporting and fixing the inner holes of the tubular workpiece, so that the workpiece is fixed on the workbench, and the shielding of the clamping mechanism on the side surface of the workpiece is eliminated; the supporting rod is supported by the spring in the sleeve on the 匚 type clamping plate in the fixing mechanism, the pressing plate connected with the bottom end of the supporting rod is driven to clamp the probe at the bottom end of the 匚 type clamping plate, the probe is fixed, the fixing mechanism connected with the lifting seat is driven to lift by the first screw rod, the detachable function of the probe is realized, the lifting seat connected with the 匚 type clamping plate can move up and down, the comprehensive flaw detection operation on a workpiece is facilitated, and the condition that an artificial error easily occurs when the workpiece is detected by manually holding the probe is avoided; the first bevel gear is driven by the third motor to drive the second bevel gear meshed with the first bevel gear to rotate, so that the L-shaped inner supporting block on the second lead screw connected with the second bevel gear is driven to move to support and fix the inner hole of the tubular workpiece, the turntable is driven by the first motor to rotate, and then the workpiece fixed on the turntable is driven to rotate together, so that the workpiece is fixed and automatically rotated, the probe can conveniently check the workpiece at 360 degrees, and omission is avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a clamping structure according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a securing mechanism according to the present utility model;

Number in the figure: 1. a work table; 2. a base; 3. a turntable; 4. a protective shell; 5. an L-shaped inner support block; 6. a first motor; 7. a lifting seat; 8. a first lead screw; 9.匚 -type clamping plates; 10. a sleeve; 11. a pressing plate; 12. a T-shaped guide rail; 13. a probe; 14. a second motor; 15. a second lead screw; 16. a third motor; 17. a first bevel gear; 18. a second bevel gear; 19. a spring; 20. and (5) supporting the rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Examples: referring to fig. 1-3, the fixture for X-ray flaw detection in the utility model comprises a workbench 1, wherein a workpiece clamping mechanism is arranged on the workbench 1, a first motor 6 for driving the clamping mechanism is arranged on the bottom surface of the workbench 1, a base 2 is vertically arranged on the side surface of the workbench 1, a second motor 14 is arranged at the top end of the base 2, a first lead screw 8 is vertically and rotatably arranged on the front end surface of the base 2, a lifting seat 7 is sleeved on the first lead screw 8, and a fixing mechanism for mounting a probe 13 is arranged on one side of the lifting seat 7; the workpiece is fixed on the workbench 1 through the workpiece internal support clamping mechanism on the workbench 1, shielding of the clamping mechanism on the outer side surface of the workpiece is avoided, the probe 13 is fixed through the fixing mechanism, and the lifting function of the fixing machine connected with the workpiece is realized through lifting of the lifting seat 7 driven by the first screw rod 8.

In the utility model, the workpiece clamping mechanism comprises a turntable 3 horizontally and rotatably arranged on the top surface of a workbench 1, and a driving shaft of a first motor 6 is fixedly connected with the bottom surface of the turntable 3; three rectangular sliding grooves are horizontally formed in the top surface of the rotary table 3, a second lead screw 15 is horizontally arranged in the three rectangular sliding grooves in a rotating mode, a second bevel gear 18 is arranged at the inner end of the second lead screw 15, an L-shaped inner supporting block 5,L is sleeved on a rod body of the second lead screw 15, and an anti-slip adhesive tape is attached to an inner supporting surface on the upper portion of the L-shaped inner supporting block 5,L. A circular notch is arranged in the middle of the turntable 3 and is communicated with the inner ends of three rectangular sliding grooves on the turntable 3, a protective shell 4 is arranged above the circular notch, a third motor 16 is arranged in the protective shell 4, the bottom end of a driving shaft of the third motor 16 is connected with a first bevel gear 17, and the first bevel gear 17 and a plurality of second bevel gears 18 are meshed for transmission; the third motor 16 in the protective shell 4 drives the first bevel gear 17 to drive the second bevel gear 18 meshed with the first bevel gear to rotate, so that the L-shaped inner support block 5 on the second lead screw 15 connected with the second bevel gear 18 is driven to move to support and fix the inner hole of the tubular workpiece; the turntable 3 is driven to rotate by the first motor 6 so as to drive the workpieces fixed on the turntable 3 to rotate together, so that the probe 13 can conveniently and comprehensively detect the workpieces.

In the utility model, the fixing mechanism comprises 匚 type clamping plates 9, the lateral surface of the outer end of 匚 type clamping plates 9 is longitudinally fixedly connected with T-shaped guide rails 12, the front ends of the T-shaped guide rails 12 are provided with limiting blocks, the length of the T-shaped guide rails 12 is larger than the width of 匚 type clamping plates 9, the inner top surface of 匚 type clamping plates 9 is vertically provided with sleeves 10, the inside of each sleeve 10 is vertically provided with a supporting rod 20, the top ends of the supporting rods 20 are horizontally fixedly connected with anti-falling blocks, the tops of the anti-falling blocks are provided with springs 19, the lower ends of the supporting rods 20 extend out of the sleeves 10 and are horizontally connected with pressing plates 11, and probes 13 are arranged between the pressing plates 11 and the inner bottom surfaces of the 匚 type clamping plates 9; a T-shaped chute is longitudinally formed on one side surface of the lifting seat 7, the T-shaped chute is in sliding connection with the T-shaped guide rail 12, and a friction pad is arranged between the lifting seat 7 and the 匚 -shaped clamping plate 9; the lifting seat 7 drives the fixing mechanism connected with the lifting seat to integrally lift, so that the probe 13 can conveniently carry out all-round inspection on a workpiece, the T-shaped guide rail 12 on the side surface of the 匚 type clamping plate 9 can move back and forth on the lifting seat 7, the probe 13 can conveniently carry out detection on the workpiece in a short distance, the supporting rod 20 pressed by the spring 19 in the sleeve 10 of the upper plate of the 匚 type clamping plate 9 drives the pressing plate 11 connected with the bottom end of the supporting rod to be pressed downwards, the probe 13 is fixed between the pressing plate 11 and the lower plate of the 匚 type clamping plate 9, and the fixing of the probe 13 is conveniently realized.

Working principle: when the device is used, firstly, each electric device is electrically connected with external control equipment through a wire, then, a tubular workpiece is placed on a turntable 3, the inner hole of the tubular workpiece is sleeved outside an L-shaped inner supporting block 5, a third motor 16 is started, the third motor 16 drives a first bevel gear 17 to rotate so as to drive a second bevel gear 18 to rotate, meanwhile, the second bevel gear 18 drives an L-shaped inner supporting block 5 connected with a second lead screw 15 to move outwards to support and fix the inner hole of the tubular workpiece, a pressing plate 11 is stirred upwards, the pressing plate 11 rises and compresses a spring 19, a probe 13 is placed between the pressing plate 11 and a 匚 type clamping plate 9, then the pressing plate 11 is loosened, the pressing plate 11 clamps and fixes the probe 13 under the action of the spring 19, then, the distance between the probe 13 and the workpiece is regulated through a T-shaped guide rail 12, at this time, a first motor 6 and a second motor 14 are started, a detection part rotates together with the turntable 3 under the drive of the first motor 6, the probe 13 rises and falls together with a lifting seat 7 under the drive of the second motor 14 so as to realize 360-degree detection of the tubular workpiece, after detection is completed, the first motor 6 and the second motor 14 is controlled to reversely rotate the inner hole of the tubular workpiece, and the L-shaped inner hole of the tubular workpiece is controlled by the third motor 16 to be further loosened; the probe 13 is removed by unclamping the probe 13 by pulling the platen 11 upward for storage and further operation.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. Clamp for X-ray flaw detection, comprising a workbench (1), and being characterized in that: be equipped with work piece fixture on workstation (1), workstation (1) bottom surface is equipped with and is used for fixture driven first motor (6), workstation (1) side is vertical to be equipped with base (2), base (2) top is equipped with second motor (14), vertical rotation is equipped with first lead screw (8) on the preceding terminal surface of base (2), lifting seat (7) have been cup jointed on first lead screw (8), one side of lifting seat (7) is equipped with the fixed establishment who is used for the probe installation.

2. The jig for X-ray inspection according to claim 1, wherein: the workpiece clamping mechanism comprises a turntable (3) horizontally and rotatably arranged on the top surface of the workbench (1), and a driving shaft of the first motor (6) is fixedly connected with the bottom surface of the turntable (3); three rectangular sliding grooves are horizontally formed in the top surface of the rotary table (3), second lead screws (15) are horizontally rotated in the three rectangular sliding grooves, second bevel gears (18) are arranged at the inner ends of the second lead screws (15), L-shaped inner support blocks (5) are sleeved on rod bodies of the second lead screws (15), and anti-slip adhesive tapes are attached to inner support surfaces on the upper portions of the L-shaped inner support blocks (5).

3. The jig for X-ray inspection according to claim 2, wherein: the rotary table is characterized in that a circular notch is arranged in the middle of the rotary table (3), the circular notch is communicated with the inner ends of three rectangular sliding grooves on the rotary table (3), a protective shell (4) is arranged above the circular notch, a third motor (16) is arranged in the protective shell (4), a first bevel gear (17) is connected to the bottom end of a driving shaft of the third motor (16), and meshing transmission is carried out between the first bevel gear (17) and a plurality of second bevel gears (18).

4. The jig for X-ray inspection according to claim 1, wherein: the fixing mechanism comprises a 匚 -type clamping plate (9), a T-shaped guide rail (12) is longitudinally fixedly connected to the lateral surface of the outer end of the 匚 -type clamping plate (9), a limiting block is arranged at the front end of the T-shaped guide rail (12), the length of the T-shaped guide rail (12) is larger than the width of the 匚 -type clamping plate (9), a sleeve (10) is vertically arranged on the inner top surface of the 匚 -type clamping plate (9), a supporting rod (20) is vertically arranged in the sleeve (10), an anti-falling block is fixedly connected to the top of the supporting rod (20) horizontally, a spring (19) is arranged at the top of the anti-falling block, the lower end of the supporting rod (20) extends out of the sleeve (10) and is horizontally connected with a pressing plate (11), and a probe (13) is arranged between the pressing plate and the inner bottom surface of the 匚 -type clamping plate (9).

5. The jig for X-ray inspection according to claim 1, wherein: a T-shaped chute is longitudinally formed in one side face of the lifting seat (7), the T-shaped chute is in sliding connection with the T-shaped guide rail (12), and a friction pad is arranged between the lifting seat (7) and the 匚 -shaped clamping plate (9).