CN111337718B - Testing tool for communication equipment of 4G communication technology and testing method thereof - Google Patents

Testing tool for communication equipment of 4G communication technology and testing method thereof Download PDF

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Publication number
CN111337718B
CN111337718B CN202010335403.7A CN202010335403A CN111337718B CN 111337718 B CN111337718 B CN 111337718B CN 202010335403 A CN202010335403 A CN 202010335403A CN 111337718 B CN111337718 B CN 111337718B
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China
Prior art keywords
rod
sliding
lead screw
test piece
fixedly arranged
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Expired - Fee Related
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CN202010335403.7A
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CN111337718A (en
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武梦龙
白传栋
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North China University of Technology
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North China University of Technology
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Priority to CN202010335403.7A priority Critical patent/CN111337718B/en
Publication of CN111337718A publication Critical patent/CN111337718A/en
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Publication of CN111337718B publication Critical patent/CN111337718B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02General constructional details
    • G01R1/04Housings; Supporting members; Arrangements of terminals
    • G01R1/0408Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02General constructional details
    • G01R1/04Housings; Supporting members; Arrangements of terminals
    • G01R1/0408Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
    • G01R1/0425Test clips, e.g. for IC's

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The invention discloses a testing tool for communication equipment of a 4G communication technology and a testing method thereof, and belongs to the technical field of communication equipment. A testing tool for communication equipment of 4G communication technology comprises a base, an upright post and a testing piece, wherein the upright post is fixedly arranged at the top of the base, a driving device is fixedly arranged at the top of the upright post, the output end of the driving device is rotatably connected with a rotating rod, and a pressure rod is fixedly arranged on the side wall of the rotating rod; the top of the base is also vertically and fixedly provided with symmetrically distributed slide bars, a fixing ring is fixedly sleeved on each slide bar, the slide bars below the fixing rings are connected with a working plate in a sliding and telescopic manner, the top of the working plate is fixedly provided with a workbench, a test piece is arranged on the workbench, the slide bars above the fixing rings are connected with a slide block in a sliding and telescopic manner, and a mounting block is fixedly arranged on the slide block; the invention compresses the communication equipment fittings on the workbench through the pressure rod, and utilizes the limit block to contact with the pressure rod and the test piece together, thereby realizing the effective fixation of the test piece.

Description

Testing tool for communication equipment of 4G communication technology and testing method thereof
Technical Field
The invention relates to the technical field of communication equipment, in particular to a testing tool for communication equipment of a 4G communication technology and a testing method thereof.
Background
The 4G communication technology is a fourth-generation mobile communication technology and a short for technology thereof, and is a technical product which integrates 3G and WLAN and can transmit high-quality video images and the image transmission quality is comparable to that of a high-definition television, and the 4G communication technology can meet the requirements of almost all users on wireless services and has incomparable superiority.
In the process of rapid development of 4G communication technology, the functional structure of communication equipment is more and more complex, most communication equipment is a main body integrated by corresponding equipment accessories, and the quality of the accessories directly affects the quality of the communication equipment, so after the accessories are produced, the accessories need to be moved to corresponding testing tools for relevant verification and testing, for example, whether the contact copper sheet of the function key is neglected to be installed or not is detected, and the function key is subjected to power-on testing. However, since the size of the communication device accessory is often irregular, it is difficult to effectively fix the accessory during the inspection, and therefore, there is a problem that the contact is unstable during the inspection, particularly, during the power-on test. Therefore, it is necessary to design a testing tool capable of effectively testing the communication equipment accessories.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, the size of accessories for communication equipment is irregular, and the accessories to be tested are difficult to effectively fix during detection, so that contact is unstable in the detection process, and provides a testing tool for the communication equipment of the 4G communication technology and a testing method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
a testing tool for communication equipment of 4G communication technology comprises a base, an upright post and a testing piece, wherein the upright post is fixedly arranged at the top of the base, a driving device is fixedly arranged at the top of the upright post, the output end of the driving device is rotatably connected with a rotating rod, and a pressure rod is fixedly arranged on the side wall of the rotating rod;
the testing device comprises a base, a testing piece, a sliding rod, a fixing ring, a working plate, a workbench, a testing piece, a sliding block, an installation block and an erection plate, wherein the top of the base is also vertically and fixedly provided with symmetrically distributed sliding rods, the sliding rods are fixedly sleeved with the fixing ring, the sliding rods below the fixing ring are slidably and telescopically connected with the working plate, the top of the working plate is fixedly provided with the workbench, the testing piece is arranged on the workbench, the sliding rods above the fixing ring are slidably and telescopically connected with the sliding block, the sliding block is fixedly provided with the installation block, and the top of the installation block is fixedly provided with the erection plate; the mounting plate is rotatably provided with a switching column, one side of the switching column is fixedly provided with a driving motor, the output end of the driving motor is rotatably connected with a lead screw, a lead screw nut is slidably arranged on the lead screw, and the outer wall of the lead screw nut is fixedly sleeved with a limiting block matched with the pressure rod; the other side of the switching post is fixedly provided with a connecting post, and a swinging mechanism is arranged on the connecting post.
Preferably, all be fixed with buffer spring between working plate and the solid fixed ring, between slider and the solid fixed ring, just buffer spring establishes the outer wall at the slide bar.
Preferably, the shelf board is provided with a storage groove matched with the pressure rod.
Preferably, the limiting block is provided with a limiting groove matched with the pressing rod.
Preferably, the fixed cover of the one end of spliced pole keeping away from the switching post is equipped with the loop bar, the fixed cover in loop bar top is equipped with the spacing slide bar with lead screw parallel arrangement.
Preferably, the limiting sliding rod is connected with a sliding sleeve in a sliding mode, and the sliding sleeve is fixedly connected with the screw nut through a connecting rod.
Preferably, the swing mechanism comprises a local gear fixedly sleeved at the end part of the connecting column and a rack meshed with the local gear, and the rack is fixedly arranged on the side wall of the sliding block through a driving cylinder.
Preferably, the two compression rods are symmetrically arranged along the test piece.
Preferably, the fixing ring is further provided with a telescopic cylinder for driving the sliding block to move.
A test method for a test tool comprises the following steps:
s1: placing a test piece to be tested on a workbench at the top of a working plate, driving a rotating rod at the output end of the drive device to rotate, further driving the rotating rod to press the test piece so as to fix the test piece on the workbench, and driving the working plate to move along the sliding rod;
s2: when the pressure rod is in horizontal contact with the test piece, the limit block is driven to be in contact with the pressure rod through the swing mechanism, specifically, the rack is driven to move by the driving cylinder, the rack further drives the local gear to swing, the local gear further drives the adapter column, the driving motor and the lead screw to swing, and the lead screw further drives the limit block to be close to and meshed with the pressure rod;
s3: after above-mentioned S2, driving motor drives the lead screw rotation at the during operation, and the lead screw then drives screw nut and removes along the lead screw, and screw nut and then drives the stopper and remove along the lead screw, and the stopper utilizes the spacing groove at its top to remove along the depression bar to finally make the stopper laminating at the lateral wall of test piece, fix to utilizing the stopper to test the piece, thereby conveniently carry out relevant test, verification to the test piece.
Compared with the prior art, the invention provides a testing tool for communication equipment of 4G communication technology and a testing method thereof, and the testing tool has the following beneficial effects:
1. according to the test tool for the communication equipment of the 4G communication technology and the test method thereof, the communication equipment accessories on the workbench are compressed through the pressure rod, and the limit block is in contact with the pressure rod and the test piece together, so that the test piece is effectively fixed.
2. According to the testing tool for the communication equipment of the 4G communication technology and the testing method thereof, the buffer spring is arranged between the working plate and the fixing ring, and the working plate stretches the buffer spring under the pressing force action of the pressing rod; and a buffer spring is also arranged between the sliding block and the fixed ring, so that the sliding block can pull or compress the buffer spring in the process of moving along the sliding rod.
3. According to the testing tool for the communication equipment of the 4G communication technology and the testing method thereof, the storage groove is convenient for the pressure rod to be placed on the erection plate.
4. According to the testing tool for the communication equipment of the 4G communication technology and the testing method thereof, the limiting groove is convenient for the limiting block to be clamped on the side wall of the pressing rod, so that the limiting block can move along the pressing rod conveniently.
5. According to the testing tool for the communication equipment of the 4G communication technology and the testing method thereof, the limiting slide rods are arranged in parallel distribution of the lead screw, the sliding sleeves are connected to the limiting slide rods in a sliding mode and are connected with the lead screw nuts through the connecting rods, and the sliding sleeves are convenient to provide limiting effect so as to realize that the lead screw nuts stably move along the lead screw.
6. According to the testing tool for the communication equipment of the 4G communication technology and the testing method thereof, the swing mechanism is arranged, and the swing mechanism drives the limiting block to swing and contact with the pressure rod in the working process so as to realize the clamping of the limiting block and the pressure rod.
7. According to the testing tool for the communication equipment of the 4G communication technology and the testing method thereof, the telescopic cylinder for driving the sliding block is arranged on the fixing ring, and the telescopic cylinder can push the sliding block to move along the sliding rod, so that the limiting block is conveniently clamped with the pressing rod.
The parts which are not involved in the device are the same as or can be realized by the prior art, the communication equipment accessories on the workbench are compressed by the pressure rod, and the limit block is contacted with the pressure rod and the test piece together to realize effective fixation of the test piece, so that the test piece is conveniently verified and detected correspondingly.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic structural view of portion A of FIG. 1 according to the present invention;
FIG. 3 is a second schematic structural diagram of the present invention;
FIG. 4 is a schematic structural diagram of portion B of FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the present invention with the base removed;
FIG. 6 is a schematic structural view of portion C of FIG. 5 according to the present invention;
FIG. 7 is a second schematic view of the present invention with the base removed;
FIG. 8 is a schematic structural view of portion D of FIG. 7 in accordance with the present invention;
FIG. 9 is a schematic structural diagram of a swing mechanism, a slide rod, a limiting rod, etc. according to the present invention.
Wherein the figures include the following reference numerals:
1. a base; 2. a column; 3. testing the piece; 4. rotating the rod; 5. a pressure lever; 6. a slide bar; 7. a fixing ring; 8. a working plate; 9. a work table; 10. a slider; 11. mounting blocks; 12. erecting a plate; 13. a transfer column; 14. a drive motor; 15. a lead screw; 16. a lead screw nut; 17. a limiting block; 18. connecting columns; 19. a swing mechanism; 19-1, a partial gear; 19-2, a rack; 20. a buffer spring; 21. a storage groove; 22. a limiting groove; 23. a loop bar; 24. a limiting slide bar; 25. a sliding sleeve; 26. a connecting rod; 27. a driving cylinder; 28. a telescopic cylinder.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, the thicknesses of layers and regions are exaggerated for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.
Referring to fig. 1-9, a testing tool for communication equipment of 4G communication technology comprises a base 1, an upright column 2 and a testing piece 3, wherein the upright column 2 is fixedly arranged at the top of the base 1, a driving device is fixedly arranged at the top of the upright column 2, the output end of the driving device is rotatably connected with a rotating rod 4, and a pressure rod 5 is fixedly arranged on the side wall of the rotating rod 4;
the top of the base 1 is also vertically and fixedly provided with symmetrically distributed slide bars 6, a fixing ring 7 is fixedly sleeved on each slide bar 6, the slide bars 6 below the fixing ring 7 are slidably and telescopically connected with a working plate 8, the top of the working plate 8 is fixedly provided with a working table 9, the test piece 3 is arranged on the working table 9, the slide bars 6 above the fixing ring 7 are slidably and telescopically connected with a slide block 10, the slide block 10 is fixedly provided with a mounting block 11, and the top of the mounting block 11 is fixedly provided with an erection plate 12; the erection plate 12 is rotatably provided with an adapter column 13, one side of the adapter column 13 is fixedly provided with a driving motor 14, the output end of the driving motor 14 is rotatably connected with a lead screw 15, the lead screw 15 is slidably provided with a lead screw nut 16, and the outer wall of the lead screw nut 16 is fixedly sleeved with a limiting block 17 matched with the compression bar 5; the other side of the switching column 13 is fixedly provided with a connecting column 18, and the connecting column 18 is provided with a swing mechanism 19.
Buffer springs 20 are fixedly arranged between the working plate 8 and the fixing ring 7 and between the sliding block 10 and the fixing ring 7, the buffer springs 20 are sleeved on the outer wall of the sliding rod 6, and the buffer springs 20 facilitate the movement of the working plate 8 and the sliding block 10 along the sliding rod 6 to buffer the working plate and the sliding block.
The mounting plate 12 is provided with a storage groove 21 matched with the pressure rod 5, and the storage groove 21 is convenient for the pressure rod 5 to be placed on the mounting plate 12.
Limiting grooves 22 matched with the pressing rod 5 are formed in the limiting blocks 17, the limiting blocks 17 are clamped on the side wall of the pressing rod 5 due to the limiting grooves 22, and therefore the limiting blocks 17 can move along the pressing rod 5 conveniently.
A sleeve rod 23 is fixedly sleeved at one end of the connecting column 18 far away from the switching column 13, and a limiting slide rod 24 arranged in parallel with the screw rod 15 is fixedly sleeved at the top of the sleeve rod 23;
the limiting slide rod 24 is connected with a sliding sleeve 25 in a sliding mode, the sliding sleeve 25 is fixedly connected with the lead screw nut 16 through a connecting rod 26, the limiting slide rod 24 is arranged on the lead screw 15 in parallel distribution, the sliding sleeve 25 is connected with the limiting slide rod 24 in a sliding mode, the sliding sleeve 25 is connected with the lead screw nut 16 through the connecting rod 26, and the sliding sleeve 25 is convenient to provide limiting effect to achieve the effect that the lead screw nut 16 stably moves along the lead screw 15.
The swing mechanism 19 comprises a local gear 19-1 fixedly sleeved at the end of the connecting column 18 and a rack 19-2 meshed with the local gear 19-1, the rack 19-2 is fixedly arranged on the side wall of the sliding block 10 through a driving cylinder 27, and the swing mechanism 19 drives the limiting block 17 to swing and contact with the pressure lever 5 in the working process so as to realize the clamping of the limiting block 17 and the pressure lever 5.
The two compression bars 5 are symmetrically arranged along the test piece 3.
The fixing ring 7 is further provided with a telescopic cylinder 28 for driving the sliding block 10 to move, and the existence of the telescopic cylinder 28 is convenient for driving the sliding block 10 to move along the sliding rod 6, so that the limiting block 17 is convenient to drive to be clamped with the pressing rod 5.
A test method for a test tool comprises the following steps:
s1: placing a test piece 3 to be tested on a workbench 9 at the top of a working plate 8, driving a rotating rod 4 at the output end of the drive device to rotate, further driving a pressure rod 5 to press the test piece 3 by the rotating rod 4 so as to fix the test piece 3 on the workbench 9, and driving the working plate 8 to move along a slide rod 6 by the pressure rod 5;
s2: in the process that the pressure rod 5 is contacted with the test piece 3, the limiting block 17 is arranged at the outer side of the pressure rod 5 at the moment, namely the limiting block 17 is in a non-meshing state with the pressure rod 5, when the pressure rod 5 is horizontally contacted with the test piece 3, the limiting block 17 is driven to be contacted with the pressure rod 5 through the swing mechanism 19, specifically, the driving cylinder 27 drives the rack 19-2 to move, the rack 19-2 further drives the local gear 19-1 to swing, the local gear 19-1 further drives the adapter column 13, the driving motor 14 and the lead screw 15 to swing, and the lead screw 15 further drives the limiting block 17 to be close to and meshed with the pressure rod 5;
s3: after above-mentioned S2, driving motor 14 drives lead screw 15 to rotate at the during operation, lead screw 15 and then drives screw nut 16 and remove along lead screw 15, screw nut 16 and then drives stopper 17 and remove along lead screw 15, and stopper 17 utilizes the spacing groove 22 at its top to remove along depression bar 5, and finally make stopper 17 laminate the lateral wall at test piece 3, in order to utilize stopper 17 to fix test piece 3, thereby conveniently carry out relevant test, verify to test piece 3.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A testing method for communication equipment of 4G communication technology adopts the following testing tool, which comprises a base (1), an upright post (2) and a testing piece (3), wherein the upright post (2) is fixedly arranged at the top of the base (1), and is characterized in that a driving device is fixedly arranged at the top of the upright post (2), the output end of the driving device is rotatably connected with a rotating rod (4), and a pressure rod (5) is fixedly arranged on the side wall of the rotating rod (4); the testing device is characterized in that symmetrically distributed sliding rods (6) are vertically and fixedly arranged at the top of the base (1), a fixing ring (7) is fixedly sleeved on the sliding rods (6), a telescopic cylinder (28) for driving a sliding block (10) to move is further arranged on the fixing ring (7), a working plate (8) is connected onto the sliding rods (6) below the fixing ring (7) in a sliding and telescopic mode, a working table (9) is fixedly arranged at the top of the working plate (8), the testing piece (3) is arranged on the working table (9), the sliding rods (6) above the fixing ring (7) are connected with the sliding block (10) in a sliding and telescopic mode, a mounting block (11) is fixedly arranged on the sliding block (10), and a mounting plate (12) is fixedly arranged at the top of the mounting block (11); an adapter column (13) is rotatably arranged on the erection plate (12), a driving motor (14) is fixedly arranged on one side of the adapter column (13), the output end of the driving motor (14) is rotatably connected with a lead screw (15), a lead screw nut (16) is slidably arranged on the lead screw (15), and a limiting block (17) matched with the pressure rod (5) is fixedly sleeved on the outer wall of the lead screw nut (16); a connecting column (18) is fixedly arranged on the other side of the switching column (13), and a swinging mechanism (19) is arranged on the connecting column (18); the swing mechanism (19) comprises a local gear (19-1) fixedly sleeved at the end part of the connecting column (18) and a rack (19-2) meshed with the local gear (19-1), and the rack (19-2) is fixedly arranged on the side wall of the sliding block (10) through a driving cylinder (27); a limiting groove (22) matched with the pressure rod (5) is formed in the limiting block (17);
the testing method comprises the following steps:
s1: placing a test piece (3) to be tested on a workbench (9) at the top of a working plate (8), driving a rotating rod (4) at the output end of the drive device to rotate, and then driving a pressing rod (5) to press the test piece (3) by the rotating rod (4) so as to fix the test piece (3) on the workbench (9), wherein the working plate (8) can move along a sliding rod (6) under the drive of the pressing rod (5);
s2: in the process that the pressure rod (5) is contacted with the test piece (3), the limiting block (17) is arranged on the outer side of the pressure rod (5), namely the limiting block (17) is in a non-meshing state with the pressure rod (5), when the pressure rod (5) is horizontally contacted with the test piece (3), the limiting block (17) is driven by the swing mechanism (19) to be contacted with the pressure rod (5), specifically, the driving cylinder (27) drives the rack (19-2) to move, the rack (19-2) further drives the local gear (19-1) to swing, the local gear (19-1) further drives the adapter column (13), the driving motor (14) and the lead screw (15) to swing, and the lead screw (15) further drives the limiting block (17) to be close to and meshed with the pressure rod (5);
s3: after above-mentioned S2, driving motor (14) drive lead screw (15) and rotate at the during operation, lead screw (15) and then drive screw nut (16) and remove along lead screw (15), screw nut (16) and then drive stopper (17) and remove along lead screw (15), and stopper (17) utilize spacing groove (22) at its top to remove along depression bar (5), and finally make stopper (17) laminate the lateral wall at test piece (3), in order to utilize stopper (17) to fix test piece (3), thereby conveniently carry out relevant test and verification to test piece (3).
2. The test method for the communication equipment of the 4G communication technology according to claim 1, wherein a buffer spring (20) is fixedly arranged between the working plate (8) and the fixing ring (7) and between the sliding block (10) and the fixing ring (7), and the buffer spring (20) is sleeved on the outer wall of the sliding rod (6).
3. The testing method for the communication equipment of the 4G communication technology according to claim 1, wherein the mounting plate (12) is provided with a storage slot (21) matched with the pressure lever (5).
4. The test method for the communication equipment of the 4G communication technology according to claim 1, wherein a sleeve rod (23) is fixedly sleeved on one end of the connecting column (18) far away from the switching column (13), and a limiting slide rod (24) arranged in parallel with the lead screw (15) is fixedly sleeved on the top of the sleeve rod (23).
5. The testing method for the communication equipment of the 4G communication technology according to claim 4, wherein a sliding sleeve (25) is connected on the limiting sliding rod (24) in a sliding manner, and the sliding sleeve (25) is fixedly connected with the lead screw nut (16) through a connecting rod (26).
6. The testing method for a communication device of 4G communication technology according to claim 1, wherein the pressure bar (5) is two symmetrically arranged along the test piece (3).
CN202010335403.7A 2020-04-24 2020-04-24 Testing tool for communication equipment of 4G communication technology and testing method thereof Expired - Fee Related CN111337718B (en)

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CN202010335403.7A CN111337718B (en) 2020-04-24 2020-04-24 Testing tool for communication equipment of 4G communication technology and testing method thereof

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CN202010335403.7A CN111337718B (en) 2020-04-24 2020-04-24 Testing tool for communication equipment of 4G communication technology and testing method thereof

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CN111337718B true CN111337718B (en) 2022-03-01

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Publication number Priority date Publication date Assignee Title
CN203629808U (en) * 2013-12-04 2014-06-04 东莞美驰图实业有限公司 Clamping mechanism applied to switch button life testing device
CN204028125U (en) * 2014-06-27 2014-12-17 上海华东电信研究院 Key test system auxiliary clamp
CN105157967B (en) * 2015-08-04 2018-05-04 歌尔股份有限公司 Handfeel of keys measurement jig
CN204903584U (en) * 2015-08-25 2015-12-23 贵州航天计量测试技术研究所 General test fixture of surface mounting dipolar components and parts
CN108214062A (en) * 2017-12-29 2018-06-29 苏州欧鹏自动化设备有限公司 A kind of guide rail lead screw gear
CN207976544U (en) * 2018-04-03 2018-10-16 淮阴师范学院 A kind of electronic component movement test device
CN208736901U (en) * 2018-08-08 2019-04-12 东莞市点精电子有限公司 A kind of fixture for PCBA test
CN110702954B (en) * 2019-11-05 2022-09-02 汉斯自动化科技(江苏)有限公司 Direct insertion type power semiconductor module test fixture

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