CN213581070U

CN213581070U - Ceramic waveguide filter test fixture

Info

Publication number: CN213581070U
Application number: CN202022776229.8U
Authority: CN
Inventors: 陈荣达; 蔡向阳
Original assignee: Suzhou Rf Top Electronic Communications Co ltd
Current assignee: Suzhou Rf Top Electronic Communications Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-06-29
Anticipated expiration: 2030-11-26

Abstract

The utility model relates to a ceramic waveguide filter test fixture, which comprises a base, a test board arranged on the base, a track component arranged on the base and behind the test board, a lifting cylinder vertically arranged on the base and between the test board and the track component, a support seat arranged at the driving end of the lifting cylinder, two guide pillars which are arranged in parallel and horizontally pass through the support seat, a press plate arranged at the front ends of the two guide pillars and above the test board, a rolling component arranged at the rear ends of the two guide pillars, and a spring arranged in the support seat and used for driving the rolling component to be always in contact with the track component; the pressure plate is also provided with a test port for testing the ceramic waveguide filter; the utility model discloses at the ascending in-process of drive clamp plate, can make the clamp plate remove backward simultaneously, take place the dislocation with the testboard, not only be convenient for take and put the product, improve work efficiency, and the security is high.

Description

Ceramic waveguide filter test fixture

Technical Field

The utility model relates to a dielectric filter makes technical field, refers in particular to a ceramic waveguide filter test fixture.

Background

In recent two years, 5G has emerged, and the advantages brought by a lot of 5G are continuously mentioned; however, since the transmission of 5G signals is of high frequency, the transmission range is greatly limited, and therefore, the 5G base station will be more densely arranged later, and a very important component inside the base station: the dielectric filter is indispensable, and the dielectric filter used on 5G is sintered by ceramic materials, and the final finished product manufacturing process can be divided into: powder material, pressing, sintering, metalizing, electrode manufacturing, SMT (surface mount technology) mounting and debugging, wherein the debugging is the last procedure, and the performance index of the ceramic waveguide filter is required to meet the design requirement; all be artifical arrange ceramic waveguide filter in test fixture in the debugging process at present and fix, rethread test tool detects, but present test fixture can only drive the clamp plate up-and-down motion through the cylinder, accomplishes the fixed to ceramic waveguide filter, like the filter performance debugging anchor clamps that prior art 201920705826.6 disclosed, this kind of structure not only takes inconveniently, has reduced work efficiency, and the security is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pottery waveguide filter test fixture for overcoming prior art's not enough.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a ceramic waveguide filter test fixture comprises a base, a test board arranged on the base, a track assembly arranged on the base and positioned behind the test board, a lifting cylinder vertically arranged on the base and positioned between the test board and the track assembly, a support seat arranged at the driving end of the lifting cylinder, two guide pillars arranged in parallel and horizontally penetrating through the support seat, a pressing plate arranged at the front ends of the two guide pillars and positioned above the test board, rolling assemblies arranged at the rear ends of the two guide pillars, springs arranged in the support seat and used for driving the rolling assemblies to be always in contact with the track assembly, and a switch arranged on the base and used for controlling the lifting cylinder to lift; and the pressing plate is also provided with a test port for testing the ceramic waveguide filter.

Preferably, the track assembly comprises two track plates which are vertically arranged on the base and are placed in parallel; and one side of each track plate, which is positioned on the rolling component, is provided with a track surface which enables the pressing plate to move backwards simultaneously in the lifting process.

Preferably, each track plate is provided with a limiting block at the lower part of the track surface; the bottom of the limiting block is vertically provided with an adjusting bolt capable of penetrating through the top of the limiting block.

Preferably, the track assembly further comprises a connecting plate for connecting the two track plates.

Preferably, the rolling assembly comprises a supporting shaft arranged at the rear ends of the two guide posts and rollers arranged at the two ends of the supporting shaft and respectively contacted with the rail surfaces on the two rail plates.

Preferably, the test port is of an open structure, and chamfers are arranged at the upper ends of the rest three surfaces.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model discloses at the ascending in-process of drive clamp plate, can make the clamp plate remove backward simultaneously, take place the dislocation with the testboard, not only be convenient for take and put the product, improve work efficiency, and the security is high.

Drawings

The technical scheme of the utility model is further explained by combining the attached drawings as follows:

fig. 1 is a schematic structural diagram of a ceramic waveguide filter test fixture according to the present invention;

fig. 2 is a side view of the ceramic waveguide filter test fixture of the present invention.

Wherein: 1. a base; 2. a test bench; 3. a switch; 4. a ceramic waveguide filter; 5. pressing a plate; 51. a test port; 6. a guide post; 7. a supporting seat; 8. a rolling component; 81. a support shaft; 82. a roller; 9. a track assembly; 91. a track plate; 92. a connecting plate; 93. a track surface; 94. a limiting block; 95. adjusting the bolt; 10. and a lifting cylinder.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1-2 show a ceramic waveguide filter testing jig according to the present invention, which comprises a base 1, a testing table 2 disposed on the base 1, a track assembly 9 disposed on the base 1 and behind the testing table 2, a lifting cylinder 10 vertically disposed on the base 1 and between the testing table 2 and the track assembly 9, a supporting seat 7 disposed at the driving end of the lifting cylinder 10, two guide pillars 6 disposed in parallel and horizontally passing through the supporting seat 7, a pressing plate 5 disposed at the front ends of the two guide pillars 6 and above the testing table 2, a rolling assembly 8 disposed at the rear ends of the two guide pillars 6, a spring disposed in the supporting seat 7 for driving the rolling assembly 8 to contact with the track assembly 9 all the time, and a switch 3 disposed on the base 1 for controlling the lifting cylinder 10 to lift; the track assembly 9 comprises two track plates 91 which are vertically arranged on the base 1 and are arranged in parallel; one side of each track plate 91, which is positioned on the rolling component 8, is provided with a track surface 93 which enables the pressing plate 5 to move back and forth simultaneously in the lifting process; the rolling assembly 8 comprises a supporting shaft 81 arranged at the rear ends of the two guide columns 6 and rollers 82 arranged at the two ends of the supporting shaft 81 and respectively contacted with the track surfaces 93 on the two track plates 91; the pressure plate 5 is also provided with a test port 51 for testing the ceramic waveguide filter 4; during testing: firstly, placing the ceramic waveguide filter 4 on the test board 2, then toggling the switch 3, driving the supporting seat 7 to descend through the lifting cylinder 10, and under the action of the rail surface 93, moving the pressing plate 5 forwards while moving downwards until the ceramic waveguide filter 4 is fixed on the test board 2, and at the moment, a worker can pass through the test port 51 through a test tool to detect; after the test is finished: toggle switch 3, through lift cylinder 10 drive supporting seat 7 rise, under the effect of track face 93, clamp plate 5 can backward move in the upward movement, takes place the dislocation with testboard 2, not only is convenient for take and put the product, improves work efficiency, and the security is high.

Furthermore, each track plate 91 is provided with a limit block 94 at the lower part of the track surface 93; an adjusting bolt 95 capable of penetrating through the top of the limiting block 94 is vertically arranged at the bottom of the limiting block 94; during testing: the descending position of the pressure plate 5 can be adjusted by rotating the adjusting bolt 95, so that the ceramic waveguide filter is suitable for ceramic waveguide filters 4 with different heights, and the universality is improved.

Further, the track assembly 9 further comprises a connecting plate 92 for connecting the two track plates 91, and this structure can make the track assembly 9 more firm and prolong the service life.

Further, the test port 51 is of an opening structure, and chamfers are arranged on the upper ends of the rest three surfaces, so that the interference on a test tool can be reduced, and the test range is enlarged.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. The utility model provides a pottery waveguide filter test fixture which characterized in that: the device comprises a base, a test board arranged on the base, a track assembly arranged on the base and positioned behind the test board, a lifting cylinder vertically arranged on the base and positioned between the test board and the track assembly, a support seat arranged at the driving end of the lifting cylinder, two guide pillars arranged in parallel and horizontally penetrating through the support seat, a pressure plate arranged at the front ends of the two guide pillars and positioned above the test board, rolling assemblies arranged at the rear ends of the two guide pillars, springs arranged in the support seat and used for driving the rolling assemblies to be always in contact with the track assembly, and a switch arranged on the base and used for controlling the lifting cylinder to lift; and the pressing plate is also provided with a test port for testing the ceramic waveguide filter.

2. The ceramic waveguide filter test fixture of claim 1, wherein: the track assembly comprises two track plates which are vertically arranged on the base and are placed in parallel; and one side of each track plate, which is positioned on the rolling component, is provided with a track surface which enables the pressing plate to move backwards simultaneously in the lifting process.

3. The ceramic waveguide filter test fixture of claim 2, wherein: each track plate is provided with a limiting block at the lower part of the track surface; the bottom of the limiting block is vertically provided with an adjusting bolt capable of penetrating through the top of the limiting block.

4. The ceramic waveguide filter test fixture of claim 3, wherein: the track assembly further comprises a connecting plate for connecting the two track plates.

5. The ceramic waveguide filter test fixture of any one of claims 2-4, wherein: the rolling assembly comprises support shafts arranged at the rear ends of the two guide columns and rollers arranged at the two ends of the support shafts and respectively contacted with the rail surfaces on the two rail plates.

6. The ceramic waveguide filter test fixture of claim 5, wherein: the test port is of an opening structure, and chamfers are arranged at the upper ends of the rest three surfaces.