CN219122018U

CN219122018U - Center positioning device for analysis sample of spark direct-reading spectrometer

Info

Publication number: CN219122018U
Application number: CN202222696490.6U
Authority: CN
Inventors: 李晨阳; 陈东旭; 郭初蕾; 史学栋; 邹宏辉; 陈松; 李祥; 温军国; 马志新
Original assignee: XIAMEN TORCH SPECIAL METALLIC MATERIALS CO Ltd
Current assignee: XIAMEN TORCH SPECIAL METALLIC MATERIALS CO Ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-06-02
Anticipated expiration: 2032-10-13

Abstract

The utility model provides a center positioning device for an analysis sample of a spark direct-reading spectrometer, which comprises a base, wherein a supporting rod is arranged at the left end of the upper surface of the base, a fixed cross rod is fixedly arranged on the side wall of the middle upper part of the supporting rod, a fastening rod is arranged at one end of the fixed cross rod, which is far away from the supporting rod, a limiting through groove is formed in the upper side wall of the fastening rod, and a moving rod is arranged in the limiting through groove in a limiting sliding manner; the fixed cross rod is provided with a mounting cavity communicated with the limit through groove at one end far away from the support rod, a miniature motor is fixedly connected in the mounting cavity, the output end of the miniature motor is fixedly connected with a movable gear, and a latch meshed with the movable gear is arranged on the outer wall of one side of the movable rod; the movable rod is in a hollow structure, a circular through hole is formed in the lower side wall of the movable rod, a positioning block is arranged in the circular through hole in a sliding limiting mode, and a limiting plate is fixedly connected to one end, located on the upper side of the circular through hole, of the positioning block; the right end of the upper surface of the base is fixedly provided with a rotating shaft, and the top end of the rotating shaft is rotationally connected with a rotating disc.

Description

Center positioning device for analysis sample of spark direct-reading spectrometer

Technical Field

The utility model belongs to the field of positioning devices, and particularly relates to a center positioning device for a spark direct-reading spectrometer analysis sample.

Background

The device for positioning and clamping the test sample on the spark direct-reading spectrometer has a certain effect when the device for positioning and clamping the test sample on the spark direct-reading spectrometer is used, but any defects are to be improved.

When the test sample is a cylinder with the diameter of 115mm, the existing device for positioning and clamping the test sample by the spark direct-reading spectrometer has certain defects when in use, a tester cannot conveniently adjust the length of the positioning rod, and when the length of the positioning rod is adjusted, the accurate length adjustment cannot be realized; furthermore, when the test sample is transferred, tested and positioned, the position of the sample cannot be flexibly adjusted, the test process of the spark direct-reading spectrometer is delayed, and certain influence is brought to a tester. In order to solve the defects, a device for positioning the center of an analysis sample of a spark direct-reading spectrometer is provided.

Disclosure of Invention

In order to overcome a series of defects existing in the prior art, the utility model aims at solving the problems and providing a central positioning device for an analysis sample of a spark direct-reading spectrometer, which comprises a base 1 and is characterized in that a support rod 2 is arranged at the left end of the upper surface of the base 1, a fixed cross rod 3 is fixedly arranged on the side wall of the middle upper part of the support rod 2, a fastening rod 4 is arranged at one end of the fixed cross rod 3 far away from the support rod 2, a limiting through groove is formed in the upper side wall of the fastening rod 4, and a moving rod 8 is arranged in the limiting through groove in a limiting sliding manner; the fixed cross rod 3 is provided with a mounting cavity communicated with the limit through groove at one end far away from the support rod 2, a miniature motor 11 is fixedly connected in the mounting cavity, the output end of the miniature motor 11 is fixedly connected with a movable gear 12, and a plurality of groups of clamping teeth 10 meshed with the movable gear 12 and arranged on the outer wall of one side of the movable rod 8 close to the fixed cross rod 3; the movable rod 8 is arranged in a hollow structure, a circular through hole is formed in the lower side wall of the movable rod 8, a positioning block 5 is arranged in the circular through hole in a sliding limiting mode, and a limiting plate is fixedly connected to one end, located on the upper side of the circular through hole, of the positioning block 5; the right end of the upper surface of the base 1 is fixedly provided with a rotating shaft 6, the top end of the rotating shaft 6 is rotationally connected with a rotating disc 7, and a part of the surface of the rotating disc 7 is in a hollow structure.

Preferably, the diameter size of the limiting plate is larger than the diameter size of the circular through hole.

Preferably, a spring 9 is connected between the upper inner wall of the moving rod 8 and the upper side wall of the limiting plate.

Preferably, the support rod 2 is perpendicular to the fixed cross rod 3, the support rod 2 is parallel to the fastening rod 4, and the fixed cross rod 3 is parallel to the base 1.

Preferably, the rotating disc 7 is arranged parallel to the base 1, and the rotating amplitude of the rotating disc 7 is 0-180 degrees.

Preferably, the supporting rod 2, the fastening rod 4 and the rotating shaft 6 are all disposed at the center line between the front and rear of the base 1.

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

1) According to the utility model, the positioning and clamping device is arranged, and the miniature motor is used for applying acting force to the positioning block, so that the clamping operation of the test sample can be completed, the test sample cannot shake or fall off in the test process, the test sample can keep good stability in the whole test process, and after the test is finished, the miniature motor can also reduce the acting force to the positioning block, so that the relaxation of the test sample is realized, and the test sample can be conveniently adjusted by a tester;

2) According to the utility model, the rotating disc is added on the base, and the rotation of the rotating disc is utilized to realize the transfer of the measurement position of the test sample, so that the measurement position is accurately controlled, and the test sample is more convenient to adjust.

Drawings

FIG. 1 is a schematic front view of the overall structure of the present utility model;

FIG. 2 is a top view of the overall structure of the present utility model;

fig. 3 is a schematic view of the structure of the moving rod in the present utility model.

The reference numerals in the drawings are:

1. a base; 2. a support rod; 3. fixing the cross bar; 4. a fastening rod; 5. a positioning block; 6. a rotating shaft; 7. a rotating disc; 8. a moving rod; 9. a spring; 10. latch teeth; 11. a micro motor; 12. a movable gear.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model become more apparent, the technical solutions in the embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings in the embodiments of the present utility model. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are some, but not all, embodiments of the utility model.

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiments described below, together with the words of orientation, are exemplary and intended to explain the utility model and should not be taken as limiting the utility model.

In one broad embodiment of the utility model, a center positioning device of an analysis sample of a spark direct-reading spectrometer comprises a base 1 and is characterized in that a support rod 2 is arranged at the left end of the upper surface of the base 1, a fixed cross rod 3 is fixedly arranged on the side wall of the middle upper part of the support rod 2, a fastening rod 4 is arranged at one end, far away from the support rod 2, of the fixed cross rod 3, a limiting through groove is formed in the upper side wall of the fastening rod 4, and a movable rod 8 is arranged in the limiting through groove in a limiting sliding manner; the fixed cross rod 3 is provided with a mounting cavity communicated with the limit through groove at one end far away from the support rod 2, a miniature motor 11 is fixedly connected in the mounting cavity, the output end of the miniature motor 11 is fixedly connected with a movable gear 12, and a plurality of groups of clamping teeth 10 meshed with the movable gear 12 and arranged on the outer wall of one side of the movable rod 8 close to the fixed cross rod 3; the movable rod 8 is arranged in a hollow structure, a circular through hole is formed in the lower side wall of the movable rod 8, a positioning block 5 is arranged in the circular through hole in a sliding limiting mode, and a limiting plate is fixedly connected to one end, located on the upper side of the circular through hole, of the positioning block 5; the right end of the upper surface of the base 1 is fixedly provided with a rotating shaft 6, the top end of the rotating shaft 6 is rotationally connected with a rotating disc 7, and a part of the surface of the rotating disc 7 is in a hollow structure.

The utility model will be described in further detail below with reference to the attached drawings, which illustrate preferred embodiments of the utility model.

The utility model provides a spark direct-reading spectrometer analysis sample center positioner, includes base 1, axis of rotation 6 and have the rolling disc 7 of part fretwork are installed to the one end of the upper surface of base 1, the upper surface other end fixed mounting of base 1 has

bracing piece

2, 2 one side fixed mounting of bracing piece has fixed horizontal pole 3, the one end of fixed horizontal pole 3 is inlayed and is equipped with micro motor 11, and installs fastening rod 4 with the end, spacing logical groove has been seted up to the upper side wall of fastening rod 4, spacing slip is provided with movable rod 8 in the spacing logical groove, the upper end is provided with spring 9 in the movable rod 8, locating piece 5 is installed to the lower extreme in the movable rod 8.

A movable gear 12 is arranged on the internal micro motor 11 of the fixed cross rod 3, and a plurality of groups of clamping teeth 10 meshed with the surface of the movable gear 12 are arranged on one side surface of the movable rod 8; when the micro motor 11 rotates, the latch 10 is meshed with the movable gear 12, so that the movable rod 8 is driven to descend or ascend along with the displacement of the latch 10, and the displacement distance is precisely controlled.

Further, the supporting rod 2 is perpendicular to the fixed cross rod 3, the supporting rod 2 is parallel to the fastening rod 4, and the fixed cross rod 3 is parallel to the base 1.

Further, the rotating disc 7 is parallel to the base 1, and the rotatable amplitude of the rotating disc 7 is 180 °.

In the utility model, when the micro motor 11 rotates, the latch 10 is meshed with the movable gear 12, so that the movable rod 8 is driven to lift along with the displacement of the latch 10, and the displacement distance is precisely controlled.

According to the utility model, the micro motor 11 is driven by an electric signal measured by the spectrometer, the movable gear 12 drives the latch 10 to drive the movable rod 8 to lift, and the spring 9 applies an acting force to the positioning block 5 to finish the clamping operation of the test sample, so that the test sample cannot shake and fall off in the test process, and the test sample can maintain good stability in the whole test process; the rotation of the test sample can be effected by means of the rotating disc 7 to adjust the measuring position.

Finally, it should be pointed out that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a spark direct-reading spectrometer analysis sample center positioning device, includes base (1), its characterized in that, bracing piece (2) are installed to the upper surface left end of base (1), well upper portion lateral wall fixed mounting of bracing piece (2) has fixed horizontal pole (3), fixed horizontal pole (3) keep away from one end of bracing piece (2) is installed fastening rod (4), spacing logical groove has been seted up to the upper lateral wall of fastening rod (4), spacing slip is provided with movable rod (8) in the spacing logical groove; the fixed cross rod (3) is provided with a mounting cavity communicated with the limit through groove at one end far away from the support rod (2), a miniature motor (11) is fixedly connected in the mounting cavity, the output end of the miniature motor (11) is fixedly connected with a movable gear (12), and a plurality of groups of clamping teeth (10) which are meshed with the movable gear (12) and are in transmission are arranged on the outer wall of one side of the movable rod (8) close to the fixed cross rod (3); the movable rod (8) is arranged in a hollow structure, a circular through hole is formed in the lower side wall of the movable rod (8), a positioning block (5) is arranged in the circular through hole in a sliding limiting mode, and one end, located on the upper side of the circular through hole, of the positioning block (5) is fixedly connected with a limiting plate; the novel rotary table is characterized in that a rotary shaft (6) is fixedly arranged at the right end of the upper surface of the base (1), a rotary disc (7) is rotatably connected to the top end of the rotary shaft (6), and a part of the surface of the rotary disc (7) is in a hollow structure.

2. The device for centering the analysis sample of the spark direct-reading spectrometer according to claim 1, wherein a spring (9) is connected between the upper inner wall of the movable rod (8) and the upper side wall of the limiting plate.

3. The center positioning device for the analysis sample of the spark direct-reading spectrometer according to claim 1, wherein the supporting rod (2) is perpendicular to the fixed cross rod (3), the supporting rod (2) is parallel to the fastening rod (4), and the fixed cross rod (3) is parallel to the base (1).

4. The device for centering a sample for analysis by a spark direct-reading spectrometer according to claim 1, characterized in that the rotating disc (7) is arranged parallel to the base (1), the rotating disc (7) having a rotation amplitude of 0-180 °.

5. The center positioning device for the analysis sample of the spark direct-reading spectrometer according to claim 1, wherein the supporting rod (2), the fastening rod (4) and the rotating shaft (6) are all arranged at the center line between the front and the rear of the base (1).

6. The center positioning device for analysis samples of a spark direct-reading spectrometer according to claim 1, wherein the diameter size of the limiting plate is larger than the diameter size of the circular through hole.