CN114935440B - Triaxial vibration cable connection test bench - Google Patents
Triaxial vibration cable connection test bench Download PDFInfo
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- CN114935440B CN114935440B CN202210564711.6A CN202210564711A CN114935440B CN 114935440 B CN114935440 B CN 114935440B CN 202210564711 A CN202210564711 A CN 202210564711A CN 114935440 B CN114935440 B CN 114935440B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/06—Multidirectional test stands
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Abstract
The invention relates to the technical field of cable detection, in particular to a triaxial vibration cable connection test bench, which comprises a substrate, wherein a frame body is sleeved on a connector; the base plate top is provided with the bottom plate, be connected with first grip block on the bottom plate, first grip block top is provided with second grip block and third grip block, first grip block with between the second grip block with all connect through accepting the mechanism between the third grip block. In the invention, the vibration table drives the connector in the clamping groove to vibrate, so that the cable components are subjected to vibration test, the connectors with different specifications are fixed in the clamping groove, and the cable components with different specifications are subjected to vibration test, so that the test cost is reduced, and the test time is shortened; meanwhile, the connector is simple in mounting mode and convenient to detach, and the aged and damaged connector is convenient to replace.
Description
Technical Field
The invention relates to the technical field of cable detection, in particular to a triaxial vibration cable connection test bench.
Background
Vibration testing simulates the various environmental effects of vibration encountered by a product in its transportation, installation and use environment, and is used to determine whether the product is capable of withstanding various environmental vibrations. Vibration tests are used for evaluating the resistance of components, parts and complete machines in expected transportation and use environments.
In the vibration test of the cable, whether the cable can keep normal work in the working environment of vibration is verified by observing whether components such as a connecting nut of the cable are loosened or not and testing the connection performance of the cable assembly.
In vibration test of cables, vibration test jigs of various sizes are required to be manufactured for cables of various types, cable connectors are correspondingly mounted, and the cables are tested respectively, so that the test cost is high and the test time is long.
In order to solve the problems, a triaxial vibration cable connection test bench is designed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a triaxial vibration cable connection test bench.
The invention solves the technical problems by the following technical means:
the triaxial vibration cable connection test board comprises a vibration board and a connector, wherein the vibration board comprises a substrate, and the connector is sleeved with a frame;
a bottom plate is arranged above the substrate, a first clamping plate is connected to the bottom plate, a second clamping plate and a third clamping plate are arranged above the first clamping plate, and the first clamping plate is connected with the second clamping plate and the second clamping plate is connected with the third clamping plate through a bearing mechanism;
the first clamping plate and the second clamping plate are provided with a plurality of lower clamping grooves, the second clamping plate and the third clamping plate are provided with a plurality of upper clamping grooves, and the lower clamping grooves and the upper clamping grooves form clamping grooves for clamping and fixing the frame body.
As an improvement of the technical scheme, the bearing mechanism comprises a first connecting plate arranged on the second clamping plate and the third clamping plate and a second connecting plate arranged on the first clamping plate and the second clamping plate;
the lower extreme of first connecting plate is provided with the connecting sleeve, threaded section has been seted up on the outer wall of connecting sleeve, the upper end of second connecting plate is provided with the connection stock, the connection stock has cup jointed the internal thread sleeve through the bearing is fixed, internal thread sleeve and threaded section threaded connection.
As the improvement of the technical scheme, the connecting long rod is movably inserted into the connecting sleeve, the inner wall of the connecting sleeve is provided with the sliding groove, the connecting long rod is connected with the sliding block, and the sliding block is in sliding fit with the sliding groove.
As an improvement of the technical scheme, the base plate is provided with a bolt, and the bolt movably penetrates through the base plate and is in threaded connection with a nut.
As an improvement of the technical scheme, two side plates are arranged above the bottom plate and are respectively connected with two ends of the first clamping plate;
and the side plate is provided with a limit groove, and the second clamping plate and the third clamping plate are in sliding fit with the limit groove.
As the improvement of the technical scheme, the inside of lower clamping groove is provided with preliminary positioning mechanism, preliminary positioning mechanism is including seting up the inside constant head tank of lower clamping groove, and the inside of constant head tank is inserted to the lower extreme of framework.
As an improvement of the technical scheme, the preliminary positioning mechanism further comprises a supporting platen for supporting the frame body, the width of the supporting platen is smaller than that of the frame body, and the lower end of the supporting platen is connected with the positioning groove through a supporting rod;
the two sides of the supporting platen are provided with positioning clamping plates, the positioning clamping plates are connected with positioning long rods, the positioning clamping plates are sleeved with positioning sleeves connected with the supporting rods, and the positioning long rods are connected with the inner walls of the positioning sleeves through springs.
As an improvement of the technical scheme, the upper ends of the positioning clamping plates are connected with the fin plates, the distance between the two fin plates is increased from bottom to top in sequence, and the distance between the uppermost ends of the two fin plates is larger than the width of the frame body.
The invention has the beneficial effects that:
in the invention, the vibration table drives the connector in the clamping groove to vibrate, so that the cable components are subjected to vibration test, the connectors with different specifications are fixed in the clamping groove, and the cable components with different specifications are subjected to vibration test, so that the test cost is reduced, and the test time is shortened; meanwhile, the connector is simple in mounting mode and convenient to detach, and the aged and damaged connector is convenient to replace;
the bearing mechanism is arranged for fixing the relative positions of the first clamping plate and the second clamping plate, and the relative positions of the second clamping plate and the third clamping plate are simple to operate;
the preliminary positioning mechanism is preliminary fixed the inside in lower centre gripping groove with the connector, prevents to constitute the in-process in centre gripping groove with last centre gripping groove down, when carrying out position adjustment to second grip block, third grip block, and the position of connector is unstable, appears the connector by the inside condition that drops in lower centre gripping groove, the stability of position when improving the connector installation.
Drawings
FIG. 1 is a schematic structural diagram of a triaxial vibration cable connection test bench according to an embodiment of the present invention;
FIG. 2 is a right side schematic view of FIG. 1;
FIG. 3 is a schematic view of a receiving mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a mating structure of a connector and a preliminary positioning mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic view of a preliminary positioning mechanism according to an embodiment of the present invention;
reference numerals: a vibrating table 1; a substrate 101; a bolt 102; a nut 103; a base plate 2; a side plate 3; limit groove 301; a first clamping plate 4; a second clamping plate 5; a third clamping plate 6; a lower clamping groove 7; an upper clamping groove 8; a connector 9; a frame 901; a receiving mechanism 10; a first connection plate 1001; a second connection plate 1002; a connecting sleeve 1003; a connecting long rod 1004; a bearing 1005; an internally threaded sleeve 1006; a chute 1007; a slider 1008; a preliminary positioning mechanism 11; a support platen 1101; a support bar 1102; positioning sleeve 1103; a spring 1104; positioning the long rod 1105; positioning clamping plate 1106; fin 1107; positioning slot 1108.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Examples
As shown in fig. 1 and 2, the triaxial vibration cable connection test bench of the present embodiment includes a vibration table 1 and a connector 9, where the vibration table 1 drives a substrate 101 to perform reciprocating vibration in three directions, that is, in an axial direction X, Y, Z, the vibration table 1 includes a substrate 101, and the connector 9 is sleeved with a frame 901;
a base plate 2 is arranged above the base plate 101, a bolt 102 is arranged on the base plate 101, the bolt 102 movably penetrates through the base plate 2 and is in threaded connection with a nut 103, the base plate 2 is movably arranged on the base plate 101 through the bolt 102 and the nut 103, a first clamping plate 4 is connected to the base plate 2, a second clamping plate 5 and a third clamping plate 6 are arranged above the first clamping plate 4, and the first clamping plate 4 and the second clamping plate 5 as well as the second clamping plate 5 and the third clamping plate 6 are all connected through a bearing mechanism 10;
a plurality of lower clamping grooves 7 are formed in the first clamping plate 4 and the second clamping plate 5, a plurality of upper clamping grooves 8 are formed in the second clamping plate 5 and the third clamping plate 6, and the lower clamping grooves 7 and the upper clamping grooves 8 form clamping grooves for clamping and fixing the frame 901.
Two side plates 3 are arranged above the bottom plate 2, and the two side plates 3 are respectively connected with two ends of the first clamping plate 4; the limiting groove 301 is formed in the side plate 3, the second clamping plate 5 and the third clamping plate 6 are in sliding fit with the limiting groove 301, and when the second clamping plate 5 is connected with the first clamping plate 4 and the third clamping plate 6 is connected with the second clamping plate 5, the second clamping plate 5 and the third clamping plate 6 are inserted into the limiting groove 301, so that the convenience degree of position determination of the second clamping plate 5 and the third clamping plate 6 in the front-back direction is improved.
In this scheme, lower clamping groove 7 on the first grip block 4, the lower clamping groove is constituteed to last clamping groove 8 on the second grip block 5, and lower clamping groove 7 on the second grip block 5, the lower clamping groove is constituteed to last clamping groove 8 on the third grip block 6, and the formation process, the operating condition of clamping groove are explained taking the below clamping groove as an example:
the connector 9 with the frame body 901 is placed in the lower clamping groove 7, the second clamping plate 5 is placed right above the first clamping plate 4 and is inserted into the limit groove 301 to push downwards, at the moment, the lower clamping groove 7 and the upper clamping groove 8 are opposite to each other until the lower clamping groove 7 and the upper clamping groove 8 are propped against the frame body 901, the relative positions of the first clamping plate 4 and the second clamping plate 5 are fixed through the bearing mechanism 10, and the connector 9 with the frame body 901 is clamped and fixed through the lower clamping groove;
the vibration table 1 is electrified and started, and the connector 9 in the clamping groove is driven to vibrate through the base plate 101, the base plate 2, the first clamping plate 4, the second clamping plate 5 and the third clamping plate 6, so that vibration tests are carried out on cable components, the connectors 9 with different specifications are placed in the clamping groove to be fixed, vibration tests are carried out on the cable components with different specifications, the test cost is reduced, and the test time is shortened;
meanwhile, the connector 9 is simple in mounting mode and convenient to detach, and the aged and damaged connector 9 is convenient to replace.
As shown in fig. 2 and 3, the receiving mechanism 10 includes a first connection plate 1001 provided on the second and third holding plates 5, 6 and a second connection plate 1002 provided on the first and second holding plates 4, 5;
the lower extreme of first connecting plate 1001 is provided with connecting sleeve 1003, has seted up the screw thread section on the outer wall of connecting sleeve 1003, and the upper end of second connecting plate 1002 is provided with connecting stock 1004, and connecting stock 1004 has fixedly cup jointed internal thread sleeve 1006 through bearing 1005, internal thread sleeve 1006 and screw thread section threaded connection.
The connecting long rod 1004 is movably inserted into the connecting sleeve 1003, a sliding groove 1007 is formed in the inner wall of the connecting sleeve 1003, a sliding block 1008 is connected to the connecting long rod 1004, and the sliding block 1008 is in sliding fit with the sliding groove 1007; when the female screw sleeve 1006 and the screw thread segments are screwed, the connecting rod 1004 is inserted into the connecting sleeve 1003, and the position of the connection start point of the female screw sleeve 1006 and the connecting sleeve 1003 is determined, thereby improving the convenience of operation.
In the scheme, the bearing mechanism 10 is arranged to fix the relative positions of the first clamping plate 4 and the second clamping plate 5, the relative positions of the second clamping plate 5 and the third clamping plate 6, the operation is simple,
the operation of the receiving mechanism 10 will be described by taking the connection of the first clamping plate 4 and the second clamping plate 5 as an example, the second clamping plate 5 is placed above the first clamping plate 4, the connection rod 1004 is inserted into the connection sleeve 1003, the connection sleeve 1003 abuts against the upper end of the internal thread sleeve 1006, the internal thread sleeve 1006 is rotated to be connected with the thread section, the lower end of the connection sleeve 1003 is screwed into the internal thread sleeve 1006, and the operation is stopped until the effect of clamping and fixing the frame 901 by the lower clamping groove 7 and the upper clamping groove 8 is achieved.
As shown in fig. 4 and 5, a preliminary positioning mechanism 11 is provided inside the lower clamping groove 7, the preliminary positioning mechanism 11 includes a positioning groove 1108 formed inside the lower clamping groove 7, and the lower end of the frame 901 is inserted into the positioning groove 1108.
The preliminary positioning mechanism 11 further comprises a supporting table 1101 for supporting the frame 901, the width of the supporting table 1101 is smaller than that of the frame 901, and the lower end of the supporting table 1101 is connected with the positioning groove 1108 through a supporting rod 1102;
positioning clamping plates 1106 are arranged on two sides of the supporting platen 1101, positioning long rods 1105 are connected to the positioning clamping plates 1106, positioning sleeves 1103 connected with the supporting rods 1102 are sleeved on the positioning clamping plates 1106, and the positioning long rods 1105 are connected with the inner walls of the positioning sleeves 1103 through springs 1104.
The upper end of the positioning clamping plate 1106 is connected with a fin plate 1107, the distance between the two fin plates 1107 is sequentially increased from bottom to top, the distance between the uppermost ends of the two fin plates 1107 is larger than the width of the frame 901, and the positioning clamping plate 1107 is arranged to facilitate placement of the frame 901 between the two positioning clamping plates 1106.
In this case, the frame 901 on the connector 9 is inserted between two positioning clamping plates 1106, at this time, the supporting platen 1101 supports the frame 901, the springs 1104 are stretched, under the action of the springs 1104, the two positioning clamping plates 1106 are driven to approach each other, the frame 901 is extruded and fixed, and the two springs 1104 act simultaneously to push the frame 901 to a specific position inside the clamping groove;
the preliminary positioning mechanism 11 is preliminary fixed the inside of centre gripping groove 7 under with connector 9, prevents to make up the in-process of centre gripping groove under centre gripping groove 7 and last centre gripping groove 8, when carrying out position adjustment to second grip block 5, third grip block 6, and the position of connector 9 is unstable, appears connector 9 by the inside condition that drops of lower centre gripping groove 7, improves the stability of position when connector 9 installs.
It is noted that relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention 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 invention.
Claims (6)
1. Triaxial vibration cable connection testboard, including shaking table (1) and connector (9), shaking table (1) include base plate (101), its characterized in that: the connector (9) is sleeved with a frame body (901);
a bottom plate (2) is arranged above the substrate (101), a first clamping plate (4) is connected to the bottom plate (2), a second clamping plate (5) and a third clamping plate (6) are arranged above the first clamping plate (4), and the first clamping plate (4) and the second clamping plate (5) and the third clamping plate (6) are connected through a bearing mechanism (10);
a plurality of lower clamping grooves (7) are formed in the first clamping plate (4) and the second clamping plate (5), a plurality of upper clamping grooves (8) are formed in the second clamping plate (5) and the third clamping plate (6), and the lower clamping grooves (7) and the upper clamping grooves (8) form clamping grooves for clamping and fixing the frame body (901);
the bearing mechanism (10) comprises a first connecting plate (1001) arranged on the second clamping plate (5) and the third clamping plate (6) and a second connecting plate (1002) arranged on the first clamping plate (4) and the second clamping plate (5);
the lower end of the first connecting plate (1001) is provided with a connecting sleeve (1003), the outer wall of the connecting sleeve (1003) is provided with a threaded section, the upper end of the second connecting plate (1002) is provided with a connecting long rod (1004), the connecting long rod (1004) is fixedly sleeved with an internal threaded sleeve (1006) through a bearing (1005), and the internal threaded sleeve (1006) is in threaded connection with the threaded section;
the connecting long rod (1004) is movably inserted into the connecting sleeve (1003), a sliding groove (1007) is formed in the inner wall of the connecting sleeve (1003), a sliding block (1008) is connected to the connecting long rod (1004), and the sliding block (1008) is in sliding fit with the sliding groove (1007).
2. The triaxial vibration cable attachment test stand according to claim 1, wherein: the base plate (101) is provided with a bolt (102), and the bolt (102) movably penetrates through the base plate (2) and is connected with a nut (103) in a threaded manner.
3. The triaxial vibration cable attachment test stand according to claim 1, wherein: two side plates (3) are arranged above the bottom plate (2), and the two side plates (3) are respectively connected with two ends of the first clamping plate (4);
and the side plate (3) is provided with a limit groove (301), and the second clamping plate (5) and the third clamping plate (6) are in sliding fit with the limit groove (301).
4. The triaxial vibration cable attachment test stand according to claim 1, wherein: the inside of lower centre gripping groove (7) is provided with preliminary positioning mechanism (11), preliminary positioning mechanism (11) are including seting up inside constant head tank (1108) of lower centre gripping groove (7), and the inside of constant head tank (1108) is inserted to the lower extreme of framework (901).
5. The triaxial vibration cable attachment test stand of claim 4, wherein: the preliminary positioning mechanism (11) further comprises a supporting table plate (1101) for supporting the frame body (901), the width of the supporting table plate (1101) is smaller than that of the frame body (901), and the lower end of the supporting table plate (1101) is connected with the positioning groove (1108) through a supporting rod (1102);
the two sides of the supporting table plate (1101) are provided with positioning clamping plates (1106), the positioning clamping plates (1106) are connected with positioning long rods (1105), the positioning clamping plates (1106) are sleeved with positioning sleeves (1103) connected with the supporting rods (1102), and the positioning long rods (1105) are connected with the inner walls of the positioning sleeves (1103) through springs (1104).
6. The triaxial vibration cable attachment test stand of claim 5, wherein: the upper end of the positioning clamping plate (1106) is connected with a fin plate (1107), the distance between the two fin plates (1107) is increased from bottom to top in sequence, and the distance between the uppermost ends of the two fin plates (1107) is larger than the width of the frame body (901).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210564711.6A CN114935440B (en) | 2022-05-23 | 2022-05-23 | Triaxial vibration cable connection test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210564711.6A CN114935440B (en) | 2022-05-23 | 2022-05-23 | Triaxial vibration cable connection test bench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114935440A CN114935440A (en) | 2022-08-23 |
| CN114935440B true CN114935440B (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210564711.6A Active CN114935440B (en) | 2022-05-23 | 2022-05-23 | Triaxial vibration cable connection test bench |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210719605U (en) * | 2019-11-13 | 2020-06-09 | 湖南航天机电设备与特种材料研究所 | Cable vibration anchor clamps |
| CN110715785A (en) * | 2019-11-15 | 2020-01-21 | 成都泰瑞通信设备检测有限公司 | Three-dimensional vibration test device for radio frequency coaxial cable connector assembly |
| CN213902799U (en) * | 2020-11-24 | 2021-08-06 | 苏州星汉振动试验仪器有限公司 | Vibration test platform fixed bolster |
| CN214793700U (en) * | 2021-05-06 | 2021-11-19 | 浙江工业大学之江学院 | Clamp for vibration test of electronic equipment |
| CN113701974B (en) * | 2021-09-13 | 2023-10-03 | 安徽中邦特种电缆科技有限公司 | Cable assembly vibration test device |
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