CN219285065U

CN219285065U - Radiographic inspection instrument for detecting fatigue cracks of fixed block

Info

Publication number: CN219285065U
Application number: CN202320314743.0U
Authority: CN
Inventors: 卢平华; 周俊; 王和丰
Original assignee: Jiangxi Huacheng Aviation Technology Co ltd
Current assignee: Jiangxi Huacheng Aviation Technology Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-06-30
Anticipated expiration: 2033-02-24

Abstract

The utility model relates to the field of detection equipment, in particular to a radiographic inspection instrument for detecting fatigue cracks of a fixed block. The utility model aims to provide a radiographic inspection instrument which is convenient to operate and is used for detecting fatigue cracks of a fixed block. The utility model provides a radiographic inspection appearance for detecting fixed block fatigue crack, includes shell, radiation source holds box, ray detector, guard plate and round bar, and the shell internal connection has the radiation source to hold the box, installs ray detector in the shell, and ray detector is located the radiation source and holds the box directly over, and the shell front side slidingtype is connected with the round bar, and the round bar front end is connected with the guard plate. According to the utility model, the motor drives the inner clamping plate and the limiting plate of the fixed block to move inside and outside the shell, so that people are prevented from contacting the inside of the radiographic inspection instrument, an operator is effectively protected, the use process is more convenient, and the fixed block is clamped by fixing, so that the influence of falling of the fixed block in the inspection process on the inspection of the radiographic inspection instrument is avoided.

Description

Radiographic inspection instrument for detecting fatigue cracks of fixed block

Technical Field

The utility model relates to the field of detection equipment, in particular to a radiographic inspection instrument for detecting fatigue cracks of a fixed block.

Background

The radiographic inspection instrument emits rays to the detected object, then through detecting the transmitted ray intensity, whether the inside of the object has defects can be judged, the structural distribution of the inside of a substance is analyzed, the radiographic inspection instrument is widely applied to the detection of workpieces in industrial production at present, the radiographic inspection instrument which is common in the market is mainly divided into two types according to the types of rays, namely an x-ray inspection instrument and a gamma-ray inspection instrument, the existing radiographic inspection instrument lacks an optimal design for detecting the flaw of a fixed block, the fixed block is required to be manually placed in the radiographic inspection instrument, the fixed block is inconvenient to take out after the detection is completed, and the flaw detection operation process is complicated, so that the radiographic inspection instrument which is convenient to operate and is used for detecting fatigue cracks of the fixed block is required.

Disclosure of Invention

The utility model aims to overcome the defect that the existing radiographic inspection instrument is excessively complicated in the inspection process of a fixed block, and provides a radiographic inspection instrument for detecting fatigue cracks of the fixed block, which is convenient to operate.

A radiographic inspection apparatus for detecting fatigue cracks in a fixed block, comprising:

the radiation source box, radiation detector, guard plate and round bar are held to shell, and the shell internal connection has the radiation source to hold the box, installs the radiation detector in the shell, and the radiation detector is located the radiation source and holds directly over the box, and shell front side sliding connection has the round bar, and the round bar front end is connected with the guard plate, still including moving mechanism and fixed establishment, is equipped with moving mechanism and fixed establishment in the shell, and moving mechanism is used for removing the fixed block, and fixed establishment is used for fixed block.

Further, the moving mechanism comprises a motor, a gear, a rack and a supporting plate, the motor is installed at the bottom in the shell, the gear is installed on the output shaft of the motor, the rack is connected in the shell in a sliding mode, the gear is meshed with the rack, the straight plate is connected in the shell in a sliding mode, the supporting plate is connected in the shell, and the rack and the straight plate are connected with the supporting plate in a sliding mode.

Further, the fixing mechanism comprises an inner clamping plate, a limiting rod and a limiting spring, wherein the inner clamping plate is connected between the rack and the straight plate, the limiting rod is connected to the inner clamping plate in a sliding mode, the limiting plate is connected to the front end of the limiting rod, the limiting spring is wound on the limiting rod, and two ends of the limiting spring are connected with the limiting rod and the inner clamping plate respectively.

Further, the device also comprises a clamping spring, the round rod is wound with the clamping spring, and two sides of the clamping spring are respectively connected with the round rod and the protection plate.

Further, the front side of the inner clamping plate is provided with a fixing groove which is used for fixing the block.

The utility model has at least one of the following advantages:

1. according to the utility model, the motor drives the inner clamping plate and the limiting plate of the fixed block to move inside and outside the shell, so that people are prevented from contacting the inside of the radiographic inspection instrument, an operator is effectively protected, and the use process is more convenient.

2. According to the utility model, the fixing block is fixedly clamped through the limiting rod and the limiting spring which are connected with the inner clamping plate and the limiting plate, so that the influence of falling of the fixing block in the flaw detection process on the radiographic inspection instrument is avoided.

3. According to the utility model, the protection plate is tightly attached to the front side of the shell through the round rod connected with the protection plate and the coiled clamping spring on the round rod, so that radiation leakage during using the device is avoided, and the safety of people is ensured.

Drawings

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

Fig. 2 is a schematic cross-sectional structure of the present utility model.

Fig. 3 is a schematic cross-sectional structure of the transmission mechanism and the limit clamping mechanism of the present utility model.

Fig. 4 is a schematic cross-sectional view of the protection mechanism of the present utility model.

Marked in the figure as: the device comprises a 1-shell, a 2-radiation source containing box, a 3-ray detector, a 4-motor, a 5-gear, a 6-rack, a 7-straight plate, an 8-supporting plate, a 9-inner clamping plate, a 10-limiting plate, an 11-limiting rod, a 12-limiting spring, a 13-protecting plate, a 14-round rod and a 15-clamping spring.

Detailed Description

The utility model is further described below with reference to the drawings and the detailed description.

Example 1

A radiographic inspection instrument for detecting fatigue cracks of fixed blocks is shown in fig. 1-4, and comprises a shell 1, a radiation source containing box 2, a radiation detector 3, a protection plate 13 and a round rod 14, wherein the radiation source containing box 2 is connected in the shell 1, the radiation detector 3 is installed in the shell 1, the radiation detector 3 is positioned right above the radiation source containing box 2, the round rod 14 is connected on the front side of the shell 1 in a sliding mode, the protection plate 13 is fixedly connected to the front end of the round rod 14, the radiographic inspection instrument further comprises a moving mechanism and a fixing mechanism, the moving mechanism and the fixing mechanism are arranged in the shell 1, the moving mechanism is used for moving the fixed blocks, and the fixing mechanism is used for fixing the fixed blocks.

As shown in fig. 2 and 3, the moving mechanism comprises a motor 4, a gear 5, a rack 6 and a supporting plate 8, wherein the motor 4 is installed at the bottom in the shell 1, the gear 5 is installed on the output shaft of the motor 4, the rack 6 is connected in the shell 1 in a sliding manner, the gear 5 is meshed with the rack 6, a straight plate 7 is connected in the shell 1 in a sliding manner, the supporting plate 8 is connected in the shell 1, and the rack 6 and the straight plate 7 are connected with the supporting plate 8 in a sliding manner.

As shown in fig. 2 and 3, the fixing mechanism comprises an inner clamping plate 9, a limiting plate 10, a limiting rod 11 and a limiting spring 12, wherein an inner clamping plate 9 is connected between the rack 6 and the straight plate 7, a fixing groove is formed in the front side of the inner clamping plate 9 and used for fixing a block, the limiting rod 11 is connected onto the inner clamping plate 9 in a sliding mode, the limiting plate 10 is fixedly connected to the front end of the limiting rod 11, the limiting spring 12 is wound on the limiting rod 11, and two ends of the limiting spring 12 are respectively connected with the limiting rod 11 and the inner clamping plate 9.

As shown in fig. 4, the device further comprises a clamping spring 15, the round rod 14 is wound with the clamping spring 15, and two sides of the clamping spring 15 are respectively connected with the round rod 14 and the protection plate 13.

When people use the radiographic inspection instrument to inspect the fixed block, the protection plate 13 is pulled forwards firstly, the protection plate 13 drives the round rod 14 to move forwards, the clamping spring 15 is compressed, the motor 4 is started again, the motor 4 drives the gear 5 to rotate, the gear 5 drives the rack 6 to move forwards, the rack 6 drives the inner clamping plate 9 to move forwards, the inner clamping plate 9 drives the straight plate 7 and the limiting plate 10 to move forwards, the limiting plate 10 drives the limiting rod 11 and the limiting spring 12 to move forwards, when the inner clamping plate 9 moves forwards out of the shell 1, the motor 4 is closed, the limiting plate 10 is pulled forwards, the limiting plate 10 drives the limiting rod 11 to move forwards, the limiting spring 12 is compressed, at the moment, the fixed block is placed between the inner clamping plate 9 and the limiting plate 10, the limiting plate 10 is driven to move backwards to clamp the fixed block due to the reset effect of the spring, and after the fixed block is fixed, the motor 4 is started and the motor 4 is controlled to reversely rotate, the motor 4 drives the gear 5 to reversely rotate, the gear 5 drives the rack 6 to move backwards, the rack 6 drives the inner clamping plate 9 to move backwards, the inner clamping plate 9 drives the straight plate 7 and the limiting plate 10 to move backwards, the limiting plate 10 drives the limiting rod 11 and the limiting spring 12 to move backwards, when the limiting plate 10 moves into the shell 1, the protection plate 13 is loosened, the protection plate 13 and the round rod 14 are driven to move backwards due to the reset action of the clamping spring 15 until the protection plate 13 is tightly attached to the front side of the shell 1, when the limiting plate 10 moves to the lower part of the radiation detector 3, the motor 4 is closed, the radiation detector 3 detects a flaw on a fixed block, after the flaw is detected, the radiation detector 3 is closed, the protection plate 13 is pulled forwards, the motor 4 drives the inner clamping plate 9 and the limiting plate 10 to move forwards, and the inner clamping plate 9 moves out of the shell 1, closing the motor 4, pull the limiting plate 10 forward, limiting spring 12 is compressed, take out the fixed block, release limiting plate 10, because limiting spring 12's reset action, drive limiting plate 10 and gag lever post 11 back to the initial position of relative interior cardboard 9, start motor 4 and control motor 4 reverse rotation, motor 4 drives rack 6, straight board 7, interior cardboard 9, limiting plate 10, gag lever post 11 and limiting spring 12 return to in the shell 1, afterwards, close motor 4, loosen guard plate 13 again, clamping spring 15's reset action drives guard plate 13 and returns to initial position, this device passes through motor 4 and drives fixed establishment and move inside and outside shell 1, avoid people to contact inside the radiographic inspection appearance, effectively protect the operator, and the use is more convenient, limiting spring 12 on the gag lever post 11 can press from both sides the fixed block between interior cardboard 9 and limiting plate 10, avoid dropping the influence detection at the in-process fixed block, round bar 14 and clamping spring 15, can make guard plate 13 paste tight shell 1 front side, radiation leakage when avoiding using the device, the safety guarantee of people.

The foregoing examples have shown only the preferred embodiments of the utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a radiographic inspection appearance for detecting fixed block fatigue crack, includes shell (1), radiation source holds box (2), ray detector (3), guard plate (13) and round bar (14), its characterized in that: the radiation source containing box (2) is connected in the shell (1), the radiation detector (3) is arranged in the shell (1), the radiation detector (3) is located right above the radiation source containing box (2), the round rod (14) is connected to the front side of the shell (1) in a sliding mode, the protection plate (13) is connected to the front end of the round rod (14), the radiation source containing box further comprises a moving mechanism and a fixing mechanism, the moving mechanism and the fixing mechanism are arranged in the shell (1), the moving mechanism is used for moving the fixing block, and the fixing mechanism is used for fixing the fixing block.

2. A radiographic inspection apparatus for detecting fatigue cracks in a fixture according to claim 1, wherein: the moving mechanism comprises a motor (4), a gear (5), a rack (6) and a supporting plate (8), wherein the motor (4) is installed in the inner bottom of the shell (1), the gear (5) is installed on an output shaft of the motor (4), the rack (6) is connected in the shell (1) in a sliding mode, the gear (5) is meshed with the rack (6), a straight plate (7) is connected in the shell (1) in a sliding mode, the supporting plate (8) is connected in the shell (1), and the rack (6) and the straight plate (7) are connected with the supporting plate (8) in a sliding mode.

3. A radiographic inspection apparatus for detecting fatigue cracks in a fixture according to claim 2, wherein: the fixing mechanism comprises an inner clamping plate (9), a limiting plate (10), a limiting rod (11) and a limiting spring (12), wherein the inner clamping plate (9) is connected between the rack (6) and the straight plate (7), the limiting rod (11) is connected to the inner clamping plate (9) in a sliding mode, the limiting plate (10) is connected to the front end of the limiting rod (11), the limiting spring (12) is wound on the limiting rod (11), and two ends of the limiting spring (12) are connected with the limiting rod (11) and the inner clamping plate (9) respectively.

4. A radiographic inspection apparatus for detecting fatigue cracks in a fixture according to claim 1, wherein: the novel anti-theft device is characterized by further comprising a clamping spring (15), wherein the clamping spring (15) is wound on the round rod (14), and two sides of the clamping spring (15) are respectively connected with the round rod (14) and the protection plate (13).

5. A radiographic inspection apparatus for detecting fatigue cracks in a fixture according to claim 3, wherein: the front side of the inner clamping plate (9) is provided with a fixing groove which is used for fixing the block.