CN220381180U

CN220381180U - Adjustable microwave assembly test fixture

Info

Publication number: CN220381180U
Application number: CN202321987206.9U
Authority: CN
Inventors: 储鑫; 陈顺; 朱益帅
Original assignee: Nanjing Dezhida Electronic Technology Co ltd
Current assignee: Nanjing Dezhida Electronic Technology Co ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-01-23
Anticipated expiration: 2033-07-27

Abstract

The utility model discloses an adjustable microwave component test fixture, which relates to the technical field of microwave components and comprises a bracket, wherein the inside of the bracket is movably connected with a shell, a positioning block frame and a sliding block box are arranged in the shell at equal intervals, a positioning block is slidably connected in the positioning block frame, a sliding block is slidably connected in the sliding block box, a control threaded rod is connected in the sliding block, a toothed ring is slidably connected in the shell, a microwave component is placed at the axis of the shell 2, then the control threaded rod 8 is rotated to control the sliding block 7 to slide left and right, the toothed ring 3 and the positioning block 4 are meshed at the same time when the sliding block 7 slides, the toothed ring 3 can enable the other two sliding blocks 7 to move at the same distance, so that three positioning blocks 4 can approach to the axis of the shell 2 and position the microwave component.

Description

Adjustable microwave assembly test fixture

Technical Field

The utility model relates to the technical field of microwave components, in particular to an adjustable microwave component testing clamp.

Background

The microwave assembly includes microwave devices, also known as radio frequency devices, such as filters, mixers, etc.; also included are multifunctional components consisting of microwave circuits, discrete microwave devices together, such as TR components, up-down conversion components, etc.; some subsystems, such as a receiver, are also included. The microwave component is used for realizing various conversions of frequency, power, phase and the like of microwave signals, and is widely applied to the fields of radars, missiles, communication, electronic countermeasure and the like.

The microwave assembly needs to be positioned and clamped during production test, then safety test is carried out, but the traditional positioning clamp cannot position the axis of the microwave assembly during positioning of the microwave assembly, so that potential safety hazards such as displacement and the like can be caused during test, and the microwave assembly cannot be adjusted in inclination angle during test, so that problems are very inconvenient to observe and use during test.

Disclosure of Invention

The utility model aims to provide an adjustable microwave assembly test fixture, which solves the problem that the prior art is inconvenient to test.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an adjustable microwave subassembly test fixture, includes the support, the inside swing joint of support has the shell, the inside equidistant locating piece frame and the slider case that is equipped with of shell, the inside sliding connection of locating piece frame has the locating piece, the inside sliding connection of slider case has the slider, the inside threaded connection of slider has the control threaded rod, the inside sliding connection of shell has the ring gear, the bottom meshing of ring gear and slider, the surface and the bottom meshing of locating piece of slider, the left side activity of support is alternated there is the composite shaft, the inside sliding connection of composite shaft has tensile handle, through traction spring swing joint between tensile handle and the inner wall of composite shaft, through tooth piece fixed connection between the front and back of shell inner wall.

Optionally, the bottom and the surface of slider and the back of locating piece all are provided with the tooth, and the slider and the control threaded rod threaded connection of top, the other end of control threaded rod extends to the outside of shell and fixedly connected with control panel.

Optionally, an insulating rubber layer is arranged at the bottom of the positioning block, and the back surface of the positioning block is designed as an opening.

Optionally, teeth are arranged on the left side of the bracket and the right side of the stretching handle, and the stretching handle is designed in a soil-shaped mode.

Optionally, the inside of combination axle is provided with spacing slide rail, and the protruding sliding connection of combination axle through the spacing slide rail of inside setting and tensile handle surface.

Optionally, the surface of shell is provided with insulating flame retardant coating, and the right side of shell passes through locating shaft and the inner wall swing joint of support.

The utility model has the technical effects and advantages that:

1. the microwave assembly is placed at the axis of the shell 2, then the control threaded rod 8 is rotated to control the sliding blocks 7 to slide left and right, the toothed ring 3 and the positioning blocks 4 are meshed simultaneously when the sliding blocks 7 slide, the toothed ring 3 can enable the other two sliding blocks 7 to move at the same distance, so that the three positioning blocks 4 can approach the axis of the shell 2 and position the microwave assembly, the design can enable the microwave assembly to position the axis of the microwave assembly with different diameters, and the practicability is higher when the microwave assembly is tested.

2. Pulling the stretching handle 10 to the left to disengage with the left side of the bracket 1, so that the stretching handle 10 can be rotated to control the combined shaft 9 to engage with the tooth block 11, so that the overall inclination angle of the shell 2 can be controlled by the tooth block 11 to adjust, when the stretching handle 10 is loosened, the stretching handle 10 can be reset due to the traction spring 12, so that the stretching handle 10 can be continuously engaged with the left side of the bracket 1 to keep the inclination angle of the shell 2.

Drawings

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

FIG. 2 is a cross-sectional view of the front of a schematic structural view of the present utility model;

fig. 3 is an enlarged view of the structure at a in fig. 2, which is a schematic diagram of the structure of the present utility model.

In the figure: 1 support, 2 shell, 3 ring gear, 4 locating piece, 5 locating piece frame, 6 slider case, 7 slider, 8 control threaded rod, 9 composite shaft, 10 tensile handle, 11 tooth piece, 12 traction spring.

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.

The utility model provides an adjustable microwave component testing fixture as shown in fig. 1-3, which comprises a bracket 1, wherein teeth are arranged on the left side of the bracket 1 and the right side of a stretching handle 10, the stretching handle 10 is of a soil-shaped design, a shell 2 is movably connected in the bracket 1, an insulating fireproof layer is arranged on the surface of the shell 2, the right side of the shell 2 is movably connected with the inner wall of the bracket 1 through a positioning shaft, a positioning block frame 5 and a sliding block box 6 are arranged in the shell 2 at equal intervals, a positioning block 4 is slidably connected in the positioning block frame 5, an insulating rubber layer is arranged at the bottom of the positioning block 4, the back of the positioning block 4 is of an opening design, a sliding block 7 is slidably connected in the sliding block box 6, teeth are arranged at the bottom and the surface of the sliding block 7 and the back of the positioning block 4, the sliding block 7 above the sliding block 8 are in threaded connection with a control threaded rod 8, a microwave component is placed at the axis of the shell 2, then the sliding block 7 can be controlled to slide left and right by rotating the control threaded rod 8, the sliding block 7 can simultaneously mesh with the toothed ring 3 and the positioning block 4, the toothed ring 3 can enable two sliding blocks 7 to move at the same distance, the same time, the three sliding blocks 4 can be positioned towards the axis 2, and the axis of the microwave component can be positioned at the same position, and the microwave component can be positioned at different positions, and the axis diameter can be higher than practical diameter, and the microwave component can be tested.

The other end of the control threaded rod 8 extends to the outside of the shell 2 and is fixedly connected with a control disc, the control threaded rod 8 is connected with the inner thread of the sliding block 7, the toothed ring 3 is connected with the inner sliding of the shell 2 in a sliding way, the toothed ring 3 is meshed with the bottom of the sliding block 7, the surface of the sliding block 7 is meshed with the bottom of the positioning block 4, the left side of the support 1 is movably inserted with the combined shaft 9, the inside of the combined shaft 9 is provided with a limiting sliding rail, the combined shaft 9 is in sliding connection with the bulge on the surface of the stretching grip 10 through the limiting sliding rail arranged inside, the inside of the combined shaft 9 is connected with the stretching grip 10 in a sliding way, the stretching grip 10 is movably connected with the inner wall of the combined shaft 9 through a traction spring 12, the front face and the back of the inner wall of the shell 2 are fixedly connected with each other through a toothed block 11, and the stretching grip 10 is pulled to be separated from the left side of the support 1, so that the stretching grip 10 can be rotated to control the combined shaft 9 to be meshed with the toothed block 11, the whole inclination angle of the shell 2 can be adjusted through the toothed block 11, when the angle is adjusted to a required angle, the stretching grip 10 is released, the stretching grip 10 can be reset due to the fact that the stretching grip 12 is continuously inclined angle with the left side of the support 1, the support 2 is designed to be kept from the inclination angle, and the inclination angle can not be adjusted conveniently.

Claims

1. An adjustable microwave subassembly test fixture, includes support (1), its characterized in that: the inside swing joint of support (1) has shell (2), the inside of shell (2) is equidistant to be equipped with locating piece frame (5) and slider case (6), the inside sliding connection of locating piece frame (5) has locating piece (4), the inside sliding connection of slider case (6) has slider (7), the inside threaded connection of slider (7) has control threaded rod (8), the inside sliding connection of shell (2) has ring gear (3), ring gear (3) meshes with the bottom of slider (7), the surface of slider (7) meshes with the bottom of locating piece (4), the left side activity of support (1) alternates to have composite shaft (9), the inside sliding connection of composite shaft (9) has tensile handle (10), through traction spring (12) swing joint between the inner wall of tensile handle (10) and composite shaft (9), through tooth piece (11) fixed connection between the positive and negative of shell (2) inner wall.

2. An adjustable microwave assembly test fixture as defined in claim 1, wherein: the bottom and the surface of slider (7) and the back of locating piece (4) all are provided with the tooth, and slider (7) and control threaded rod (8) threaded connection of top, the other end of control threaded rod (8) extends to the outside of shell (2) and fixedly connected with control panel.

3. An adjustable microwave assembly test fixture as defined in claim 1, wherein: an insulating rubber layer is arranged at the bottom of the positioning block (4), and the back of the positioning block (4) is of an opening design.

4. An adjustable microwave assembly test fixture as defined in claim 1, wherein: teeth are arranged on the left side of the support (1) and the right side of the stretching grip (10), and the stretching grip (10) is designed in a soil-shaped mode.

5. An adjustable microwave assembly test fixture as defined in claim 1, wherein: the inside of the combined shaft (9) is provided with a limiting sliding rail, and the combined shaft (9) is in sliding connection with the protrusions on the surface of the stretching grip (10) through the limiting sliding rail arranged inside.

6. An adjustable microwave assembly test fixture as defined in claim 1, wherein: the surface of shell (2) is provided with insulating flame retardant coating, and the right side of shell (2) is through the inner wall swing joint of locating shaft and support (1).