Irradiation dose uniform adjusting device of vacuum irradiation double-station mechanical testing machine

Abstract

The utility model discloses an irradiation dose uniform adjusting device of a vacuum irradiation double-station mechanical testing machine, which comprises a testing machine case, a control display arranged on the outer wall of the testing machine case, a horizontal adjusting mechanism arranged at one end in the testing machine case, an angle adjusting mechanism arranged on the horizontal adjusting mechanism, an irradiation source arranged on the angle adjusting mechanism, and a control display arranged on the control display. A pair of stations are arranged at the other end in the test case, dose sensors are arranged on the two sides of the pair of stations and electrically connected with the control displayer, under driving of the horizontal adjusting mechanism, the device can achieve accurate movement of the irradiation source in the horizontal direction, and the horizontal distance between the irradiation source and the stations is flexibly adjusted. Under the driving of the angle adjusting mechanism, the irradiation source can be adjusted at multiple angles, and the irradiation angle of the irradiation source can be flexibly changed. The device is driven by the air cylinder, so that the height of the irradiation source can be adjusted in the vertical direction, and the flexibility of posture adjustment of the irradiation source is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to vacuum irradiation testing machine technical field, specifically, relate to a kind of irradiation dose uniformity adjusting device of vacuum irradiation double-station mechanical testing machine. BACKGROUND

[0002] Vacuum irradiation double-station mechanical testing machine is a kind of equipment that material is irradiated and simultaneously mechanical property test is carried out under vacuum environment, and can be used to study the change of mechanical property of material under irradiation environment. In practical application, the uniformity of irradiation dose is crucial to the accuracy and reliability of test results. Therefore, a device capable of effectively adjusting the uniformity of irradiation dose of vacuum irradiation double-station mechanical testing machine is needed

[0003] The deficiency of the existing device is that: in the existing vacuum irradiation double-station mechanical testing machine, due to the characteristics of irradiation source and the spatial structure of test area and other factors, the irradiation dose distribution in the test area is easily uneven. This unevenness will cause the difference in the irradiation dose received by samples at different positions, thereby affecting the consistency and comparability of test results, and reducing the quality and reliability of test data. SUMMARY

[0004] The purpose of the utility model is to provide a kind of irradiation dose uniformity adjusting device of vacuum irradiation double-station mechanical testing machine, to solve the problems raised in the above background.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a kind of irradiation dose uniformity adjusting device of vacuum irradiation double-station mechanical testing machine, including test machine box, control display is installed on the outer wall of the test machine box, horizontal adjusting mechanism is installed at one end in the test machine box, angle adjusting mechanism is installed on the horizontal adjusting mechanism, irradiation source is installed on the angle adjusting mechanism, a pair of stations are provided at the other end in the test machine box, dose sensor is provided on the both sides of a pair of stations and is electrically connected with control display.

[0006] As a preferred technical scheme of the utility model, the horizontal adjusting mechanism includes a pair of parallel guide rails fixed on the test machine box, the guide rail is slidably connected with sliding slot, the sliding slot is opened in the bottom of moving seat, and threaded holes are provided through the moving seat between a pair of sliding slots.

[0007] As a preferred technical scheme of the utility model, the threaded hole is screw-threadedly connected with lead screw, the lead screw is rotatably installed on the auxiliary plate at both ends, the first motor is fixedly installed on one side of the auxiliary plate, and the output shaft of the first motor is connected with the lead screw.

[0008] As the preferred technical scheme of the utility model, the angle adjusting mechanism comprises a ring rail fixedly installed on the top of the moving seat, a pair of sliding blocks are slidably connected on the ring rail, and a first bevel gear is fixedly installed at the center of the top of the moving seat.

[0009] As the preferred technical scheme of the utility model, a second motor is fixedly installed on the sliding block on the left side, the output shaft of the second motor is connected with the left side wall of the inverted U-shaped support, a third motor is fixedly installed on the sliding block on the right side, the output shaft of the third motor penetrates the right side wall of the inverted U-shaped support and is fixedly connected with a second bevel gear, and the second bevel gear meshes with the first bevel gear.

[0010] As the preferred technical scheme of the utility model, a cylinder is fixedly installed at the middle of the top of the inverted U-shaped support, an extension rod is upwardly installed at the output end of the cylinder, and an irradiation source is installed at the top of the extension rod.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] (1) The horizontal adjusting mechanism adopts the cooperation of guide rails and sliding grooves and the threaded connection mode of screws and threaded holes, can realize the accurate movement of the irradiation source in the horizontal direction under the driving of the first motor, flexibly adjusts the horizontal distance between the irradiation source and the work station, and thereby optimizes the distribution of the irradiation dose.

[0013] (2) The angle adjusting mechanism can realize the adjustment of the irradiation source at multiple angles through the cooperation of the ring rail, the sliding block, the first bevel gear, the second bevel gear and the second motor and the third motor, flexibly changes the irradiation angle of the irradiation source, and makes the irradiation more uniformly cover on the sample.

[0014] (3) The combination of the cylinder and the extension rod makes the irradiation source also be able to be adjusted in height in the vertical direction, further increases the flexibility of the posture adjustment of the irradiation source, and adapts to samples of different shapes and sizes. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating any creative labor.

[0016] Fig. 1 It is a structure schematic view of the test machine box section of a vacuum irradiation double-station mechanical test machine irradiation dose uniform adjusting device according to the utility model embodiment;

[0017] Fig. 2It is a structure schematic view inside test machine box of the irradiation dose uniform adjusting device of the vacuum irradiation double-station mechanical test machine according to the embodiment of the utility model.

[0018] Fig. 3 It is a structure schematic view of angle adjusting mechanism of the irradiation dose uniform adjusting device of the vacuum irradiation double-station mechanical test machine according to the embodiment of the utility model.

[0019] Reference signs:

[0020] 1, test machine box, 2, control display, 3, horizontal adjusting mechanism, 4, angle adjusting mechanism, 5, irradiation source, 6, station, 7, dose sensor, 8, guide rail, 9, sliding groove, 10, moving seat, 11, threaded hole, 12, screw rod, 13, auxiliary plate, 14, first motor, 15, annular rail, 16, sliding block, 17, first bevel gear, 18, second motor, 19, inverted U-shaped support, 20, third motor, 21, second bevel gear, 22, air cylinder, 23, telescopic rod. Specific implementation

[0021] Next, the utility model is further described in combination with the drawings and specific implementation:

[0022] Please refer to Figs. 1-3 The irradiation dose uniform adjusting device of the vacuum irradiation double-station mechanical test machine according to the embodiment of the utility model, including test machine box 1, test machine box 1 outer wall is installed with control display 2, test machine box 1 inside one end is installed with horizontal adjusting mechanism 3, horizontal adjusting mechanism 3 is installed with angle adjusting mechanism 4 on, angle adjusting mechanism 4 is installed with irradiation source 5 on, test machine box 1 inside the other end is provided with a pair of station 6, a pair of station 6 both sides are provided with dose sensor 7 and are electrically connected control display 2.

[0023] Among them, test machine box 1 is as the bearing structure of whole device, provides installation space and protection for other components, ensures that test is carried out in relatively stable vacuum environment.Control display 2 is used for controlling the operation of device, and relevant data such as irradiation dose monitored by dose sensor 7 is displayed.Irradiation source 5 is used to generate irradiation, and the sample on station 6 is subjected to irradiation test.Station 6 is the position of placing sample to be tested.

[0024] In the embodiment, horizontal adjusting mechanism 3 includes a pair of parallel guide rails 8 fixed on test machine box 1, guide rail 8 is slidably connected with sliding groove 9, sliding groove 9 is opened in the bottom of moving seat 10, and threaded hole 11 is opened through the moving seat 10 between the pair of sliding grooves 9.

[0025] Among them, parallel guide rail 8 cooperates with the sliding groove 9 in the bottom of moving seat 10, and provides guidance and support for the horizontal movement of moving seat 10.Moving seat 10 is used for carrying angle adjusting mechanism 4 and irradiation source 5.

[0026] In the embodiment, the threaded hole 11 is threadedly connected with a lead screw 12, both ends of the lead screw 12 are rotatably installed on an auxiliary plate 13, a first motor 14 is fixedly installed on one side of the auxiliary plate 13, and an output shaft of the first motor 14 is connected with the lead screw 12.

[0027] The lead screw 12 is matched with the threaded hole 11 of the moving base 10, rotates under the driving of the first motor 14, and drives the moving base 10 to move horizontally. The auxiliary plate 13 provides support for the rotation of the lead screw 12. The first motor 14 provides power for the rotation of the lead screw 12 through the output shaft connected with the lead screw 12.

[0028] In the embodiment, the angle adjusting mechanism 4 includes a ring rail 15 fixedly installed on the top of the moving base 10, a pair of sliding blocks 16 slidably connected with the ring rail 15, and a first bevel gear 17 fixedly installed at the center of the top of the moving base 10.

[0029] The ring rail 15 provides a track for the sliding of the sliding blocks 16, so that the sliding blocks 16 can drive the inverted U-shaped support 19 and the irradiation source 5 to move in a circle.

[0030] In the embodiment, a second motor 18 is fixedly installed on the left sliding block 16, an output shaft of the second motor 18 is connected with the left side wall of the inverted U-shaped support 19, a third motor 20 is fixedly installed on the right sliding block 16, an output shaft of the third motor 20 penetrates the right side wall of the inverted U-shaped support 19 and is fixedly connected with a second bevel gear 21, and the second bevel gear 21 meshes with the first bevel gear 17.

[0031] The output shaft of the second motor 18 is connected with the left side wall of the inverted U-shaped support 19 to provide power for the rotation of the inverted U-shaped support 19, so as to realize the angle adjustment of the irradiation source 5 in the vertical direction. The output shaft of the third motor 20 penetrates the right side wall of the inverted U-shaped support 19 and is connected with the second bevel gear 21, which cooperates with the first bevel gear 17 to realize the angle adjustment of the inverted U-shaped support 19 and the irradiation source 5 in the horizontal direction.

[0032] In the embodiment, a pneumatic cylinder 22 is fixedly installed at the middle of the top of the inverted U-shaped support 19, an extension rod 23 is installed on the output end of the pneumatic cylinder 22 in an upward direction, and the irradiation source 5 is installed on the top of the extension rod 23.

[0033] The output end of the pneumatic cylinder 22 is connected with the extension rod 23 to drive the extension rod 23 to extend or retract, so as to realize the height adjustment of the irradiation source 5 in the vertical direction.

[0034] In the specific application, first check the sealing of the test machine box 1, ensure that a stable vacuum environment can be formed, the sample to be tested is placed on a pair of workstations 6 at the other end in the test machine box 1 respectively, the parameters required for the irradiation test are set through the control display 2, such as irradiation dose, irradiation time and the like. Start the first motor 14 to drive the screw rod 12 to rotate, the rotation of the screw rod 12 will make the moving seat 10 move horizontally along the parallel guide rail 8, the horizontal position of the moving seat 10 is accurately adjusted by controlling the forward and reverse rotation and rotation time of the first motor 14, so as to adjust the horizontal distance between the irradiation source 5 and the sample on the workstation 6, start the second motor 18 to drive the inverted U-shaped support 19 to rotate, the rotation of the inverted U-shaped support 19 can realize the angle adjustment of the irradiation source 5 in the vertical direction, start the third motor 20 to drive the second cone gear 21 to rotate, the rotation of the second cone gear 21 will make the inverted U-shaped support 19 rotate around the center of the first cone gear 17 in the horizontal direction, and then realize the angle adjustment of the irradiation source 5 in the horizontal direction, start the air cylinder 22 to drive the telescopic rod 23 to extend and retract, realize the height adjustment of the irradiation source 5 in the vertical direction, so as to adapt to samples of different sizes and shapes, and make the irradiation more uniformly cover on the sample. The dose sensor 7 on both sides of the workstation 6 monitors the irradiation dose around the test sample in real time, and transmits the data to the control display 2, and the operator can know the distribution of the irradiation dose in real time through the control display 2, if the irradiation dose is found to be uneven, the horizontal adjustment mechanism 3, the angle adjustment mechanism 4 and the air cylinder 22 can be adjusted again according to the monitoring data, and the position, angle and height of the irradiation source 5 are finely adjusted, so that the irradiation dose uniformly acts on the sample.

[0035] In the description of the utility model, it is necessary to explain that, the orientation or position relation indicated by the terms "top", "bottom", "one side", "the other side", "front", "back", "intermediate position", "inside", "top end", "bottom end" and the like is the orientation or position relation shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as limiting or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, therefore, it cannot be understood as limiting the utility model; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0036] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A device for uniformly adjusting the irradiation dose of a vacuum irradiation dual-station mechanical testing machine, characterized in that, The test chamber (1) includes a control display (2) installed on the outer wall of the test chamber (1), a horizontal adjustment mechanism (3) installed at one end of the test chamber (1), an angle adjustment mechanism (4) installed on the horizontal adjustment mechanism (3), an irradiation source (5) installed on the angle adjustment mechanism (4), and a pair of workstations (6) set at the other end of the test chamber (1). Dose sensors (7) are set on both sides of the pair of workstations (6) and electrically connected to the control display (2).

2. The irradiation dose uniformity adjustment device for a vacuum irradiation dual-station mechanical testing machine according to claim 1, characterized in that, The horizontal adjustment mechanism (3) includes a pair of parallel guide rails (8) fixed on the test chamber (1). The guide rails (8) are slidably connected to the slide grooves (9). The slide grooves (9) are opened at the bottom of the movable seat (10). The movable seat (10) is located between the pair of slide grooves (9) and has a threaded hole (11) through it.

3. The irradiation dose uniformity adjustment device for a vacuum irradiation dual-station mechanical testing machine according to claim 2, characterized in that, The threaded hole (11) is threadedly connected to a lead screw (12). The two ends of the lead screw (12) are rotatably mounted on an auxiliary plate (13). A first motor (14) is fixedly mounted on one side of the auxiliary plate (13). The output shaft of the first motor (14) is connected to the lead screw (12).

4. The irradiation dose uniformity adjustment device for a vacuum irradiation dual-station mechanical testing machine according to claim 1, characterized in that, The angle adjustment mechanism (4) includes an annular rail (15) fixedly installed on the top of the movable seat (10), a pair of sliders (16) are slidably connected on the annular rail (15), and a first conical wheel (17) is fixedly installed at the center of the top of the movable seat (10).

5. The irradiation dose uniformity adjustment device for a vacuum irradiation dual-station mechanical testing machine according to claim 4, characterized in that, A second motor (18) is fixedly installed on the slider (16) on the left side. The output shaft of the second motor (18) is connected to the left side wall of the inverted U-shaped bracket (19). A third motor (20) is fixedly installed on the slider (16) on the right side. The output shaft of the third motor (20) passes through the right side wall of the inverted U-shaped bracket (19) and is fixedly connected to the second conical wheel (21). The second conical wheel (21) meshes with the first conical wheel (17).

6. The irradiation dose uniformity adjustment device for a vacuum irradiation dual-station mechanical testing machine according to claim 5, characterized in that, A cylinder (22) is fixedly installed in the middle of the upper part of the inverted U-shaped bracket (19). A telescopic rod (23) is installed upward at the output end of the cylinder (22). An irradiation source (5) is installed on the top of the telescopic rod (23).

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