CN218444860U - Tension test tool and tension test device for cable crimping ferrule - Google Patents
Tension test tool and tension test device for cable crimping ferrule Download PDFInfo
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- CN218444860U CN218444860U CN202222589113.2U CN202222589113U CN218444860U CN 218444860 U CN218444860 U CN 218444860U CN 202222589113 U CN202222589113 U CN 202222589113U CN 218444860 U CN218444860 U CN 218444860U
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Abstract
The utility model belongs to the technical field of the tension test, disclose tension test frock and tension test device of cable crimping lasso, the tension test frock of cable crimping lasso includes frock body and supplementary acting as go-between, is provided with pin hole and supplementary acting as go-between hole on the frock body, and the pin hole is configured to pass the test lead wire, and the frock body can butt one end of cable lasso, and the aperture of pin hole is less than the external diameter of cable lasso, and the both ends of test lead wire are located the both sides of pin hole respectively; the auxiliary stay wire can penetrate through the auxiliary stay wire hole, two stay wire free ends of the auxiliary stay wire are located on the same side of the auxiliary stay wire hole, and the stay wire free ends and the cable ferrule are located on the same side of the tool body. The utility model discloses a tensile test frock and tensile test device of cable crimping lasso, tensile test frock is direct accepts the pulling force, avoids the pulling force to act on the test lead, prevents that the shielding layer fracture of test lead and can't test out true data, and test data is reliable.
Description
Technical Field
The utility model relates to a tensile test technical field especially relates to tensile test frock and tensile test device of cable crimping lasso.
Background
The existing connection method of the grounding lead is generally realized by welding a dead joint, a heat shrinkage sleeve and a welding flux are melted at high temperature and are integrated with the grounding lead in the cooling process, and the connection of the grounding lead and a main cable is realized. In some high temperature areas of the heat shrinkable sleeve, high temperature affects shrinkage rate, resulting in unusable welded dead joints, so that the process of crimping the ferrule plus sealing of the heat shrinkable sleeve can be used to make up for the process deficiency of welded dead joints. Because the aircraft can shake in the flight process, the tensile value of the crimping ferrule is an important index for measuring the process feasibility, and the tension test needs to be carried out on the crimping ferrule of the piece to be tested. The part to be tested consists of a main cable, an inner ferrule and an outer ferrule of a crimping lead and a grounding lead, wherein the two ends of the main cable are respectively a wire with a shielding layer and a wire with an insulating layer, and the inner ferrule and the outer ferrule of the crimping lead crimp the grounding lead at the joint of the wire with the shielding layer and the wire with the insulating layer. The tension testing device clamps one end of the piece to be tested and one end of the grounding lead respectively for drawing, however, the direct drawing of the lead with the shielding layer can cause the shielding layer to break, the crimping ferrule is still intact, the tension testing is forced to stop, and the actual tensile resistance of the crimping ferrule cannot be measured.
Therefore, a tension testing tool and a tension testing device for a cable crimp ferrule are needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tensile test frock and tensile test device of cable crimping lasso, tensile is accepted to the tensile test frock of cable crimping lasso, avoids pulling force direct action to test the lead wire, prevents that the shielding layer fracture of test the lead wire and can't test out true data, and test data is reliable.
To achieve the purpose, the utility model adopts the following technical proposal:
on the one hand, provide a tensile test frock of cable crimping lasso for the tensile test of cable lasso, the cable lasso crimping is in test lead, the tensile test frock of cable crimping lasso includes:
the tool body is provided with a lead hole and an auxiliary pull wire hole, the lead hole is configured to penetrate through the test lead, the tool body can abut against one end of the cable ferrule, the aperture of the lead hole is smaller than the outer diameter of the cable ferrule, and two ends of the test lead are respectively positioned on two sides of the lead hole;
the auxiliary stay wire can penetrate through the auxiliary stay wire hole, two stay wire free ends of the auxiliary stay wire are located on the same side of the auxiliary stay wire hole, and the stay wire free ends and the cable ferrule are located on the same side of the tool body.
As a preferred structure of the utility model, supplementary acting as go-between hole is provided with two, two supplementary acting as go-between hole symmetry sets up the both sides of pin hole.
As a preferred structure of the utility model, the terminal surface of frock body is the rectangle.
As an optimized structure of the utility model, its characterized in that, the thickness of frock body is 2mm-5mm.
As an optimized structure of the utility model, the aperture of the lead hole is 3mm-5mm.
As an optimized structure of the utility model, the aperture of the auxiliary pull line hole is 1.5mm-2.5mm.
As a preferred structure of the utility model, the frock body is printed processing through 3D and is formed.
On the other hand, the tensile test device comprises the tensile test tool for the cable crimping ferrule, the test device comprises an upper clamp and a lower clamp, and a tool body of the tensile test tool is arranged between the upper clamp and the lower clamp.
As a preferred structure of the utility model, it can the centre gripping to go up anchor clamps the one end of test lead wire, anchor clamps can centre gripping simultaneously down the other end of test lead wire with the free end of acting as go-between of supplementary acting as go-between.
As a preferred structure of the utility model, the test lead includes main cable and ground lead, ground lead's one end crimping is in the cable lasso with between the main cable, ground lead's the other end is the lead wire free end, go up the anchor clamps centre gripping lead wire free end, lower anchor clamps centre gripping the main cable is kept away from ground lead's the other end.
The utility model has the advantages that:
the utility model provides a tensile test frock of cable crimping lasso can be applied to the biggest stretching resistance test of the cable lasso of the test lead wire of multiple structure, and the test pulling force acts on the frock body through supplementary acting as go-between, the one end of frock body butt cable lasso, therefore, the frock body directly acts on the cable lasso with pulling force, avoids drawing the one end that has the test lead wire of shielding layer, consequently, can accurately test out the biggest stretching resistance of cable lasso, prevents the shielding layer fracture of test lead wire. The tensile test tool is simple in structure and easy to process, and the test cost cannot be increased;
the utility model provides a tensile test device uses foretell tensile test frock, can truly test the biggest stretching resistance of cable lasso, can not harm the test lead wire.
Drawings
Fig. 1 is a schematic structural diagram of a tension testing tool for a cable crimping ferrule according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a tensile testing apparatus provided by the embodiment of the present invention.
In the figure:
1. a tool body; 11. a wire hole; 12. an auxiliary pull wire hole; 2. auxiliary pull wires; 21. a free end of the pull wire;
100. a cable ferrule; 200. testing a lead; 201. a main cable; 202. a ground lead; 2021. a lead free end; 300. an upper clamp; 400. and (5) a lower clamp.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures associated with the present invention are shown in the drawings, not all of them.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1, an embodiment of the present invention provides a tension test fixture for cable crimping ferrules, which is used for tension test of a cable ferrule 100, wherein the cable ferrule 100 is crimped on a test lead 200. The tensile test frock of cable crimping lasso includes that frock body 1 and supplementary 2 of acting as go-between is provided with pin hole 11 and supplementary acting as go-between 12 on the frock body 1, and pin hole 11 is configured to pass test lead 200, and frock body 1 can butt cable lasso 100's one end, and pin hole 11's aperture is less than cable lasso 100's external diameter, and test lead 200's both ends are located the both sides of pin hole 11 respectively. The auxiliary stay wire 2 can pass through the auxiliary stay wire hole 12, two stay wire free ends 21 of the auxiliary stay wire 2 are both positioned on the same side of the auxiliary stay wire hole 12, and the stay wire free ends 21 and the cable ferrule 100 are positioned on the same side of the tool body 1, as shown in fig. 2. When the auxiliary stay wire 2 is pulled, the auxiliary stay wire 2 can act pulling force on the cable ferrule 100 through the tool body 1, and the maximum tensile force of the cable ferrule 100 is really tested.
The utility model discloses tensile test frock of cable crimping lasso, can be applied to the test lead wire 200 of multiple structure's the biggest stretching resistance test of cable lasso 100, the test pulling force acts on frock body 1 through supplementary acting as go-between 2, the one end of frock body 1 butt cable lasso 100, therefore, frock body 1 directly acts on cable lasso 100 with the pulling force, avoid drawing the one end of the test lead wire 200 that has the shielding layer, therefore, can accurately test the biggest stretching resistance of cable lasso 100, prevent the shielding layer fracture of test lead wire 200. The tensile test tool is simple in structure, easy to machine and free of increasing test cost.
As a preferred scheme, the number of the auxiliary wire drawing holes 12 is two, and the two auxiliary wire drawing holes 12 are symmetrically arranged on two sides of the wire leading hole 11, so that the two auxiliary wires 2 can be used for drawing from two sides of the tool body 1 respectively, and the stress on the tool body 1 and the stress on the cable ferrule 100 are uniform.
Preferably, the end face of the tool body 1 is rectangular, the thickness of the tool body 1 is 2mm-5mm, the aperture of the lead hole 11 is 3mm-5mm, and the aperture of the auxiliary pull wire hole 12 is 1.5mm-2.5mm. In practical applications, the diameter of the lead hole 11 may be selected according to the outer diameter of the cable ferrule 100 after the crimping deformation, and the diameter of the lead hole 11 may be smaller than the outer diameter of the cable ferrule 100. The diameter of the auxiliary stay wire hole 12 is selected according to the diameter of the auxiliary stay wire 2, and the aperture of the auxiliary stay wire hole 12 is larger than the diameter of the auxiliary stay wire 2, so that the auxiliary stay wire 2 can pass through the auxiliary stay wire hole conveniently.
Preferably, the tool body 1 is formed by 3D printing. 3D printing, also known as additive manufacturing, is a technique for constructing objects by layer-by-layer printing using bondable materials, such as powdered metals or plastics, based on digital model files. Through 3D printing, the tool body 1 can be rapidly processed, and the testing efficiency is improved.
The embodiment of the utility model provides a tension testing device is still provided, as shown in fig. 2, tension testing device includes the tension testing frock as above-mentioned cable crimping lasso, and testing device includes anchor clamps 300 and lower anchor clamps 400, and tension testing frock's frock body 1 sets up between last anchor clamps 300 and lower anchor clamps 400. The utility model discloses tension testing device passes through tension testing frock on with pulling force direct action on cable lasso 100, avoid drawing the one end that has the test lead wire 200 of shielding layer, therefore, can accurately test the biggest stretching resistance of cable lasso 100, prevent the shielding layer fracture of test lead wire 200, tension testing device can be applied to single shielding ground lead (inflection/not inflection), many types test lead wire 200's such as shielding ground lead (inflection/not inflection) tension test, do not receive the cable kind to influence.
Preferably, the upper jig 300 can grip one end of the test lead 200, and the lower jig 400 can grip the other end of the test lead 200 and the wire free end 21 of the auxiliary wire 2 at the same time. When the tool body 1 is used, one end of the auxiliary stay wire 2 penetrates through the auxiliary stay wire hole 12 from one side of the cable ferrule 100 and rotates, so that the two stay wire free ends 21 are located on the same side of the cable ferrule 100, and the auxiliary stay wire 2 can penetrate through the tool body 1. This way of fixing makes it easy to thread and fix the auxiliary stay 2.
Preferably, the test lead 200 includes a main cable 201 and a ground lead 202, one end of the ground lead 202 is crimped between the cable ferrule 100 and the main cable 201, the other end of the ground lead 202 is a lead free end 2021, the upper clamp 300 clamps the lead free end 2021, and the lower clamp 400 clamps the other end of the main cable 201 far away from the ground lead 202, so as to avoid directly clamping the main cable 201 with a shielding layer.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. 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 claims of the present invention.
Claims (10)
1. Tension test fixture of cable crimping ferrule for tension test of cable ferrule (100), cable ferrule (100) crimping is in test lead (200), its characterized in that, tension test fixture of cable crimping ferrule includes:
the tooling body (1) is provided with a lead hole (11) and an auxiliary pull wire hole (12), the lead hole (11) is configured to penetrate through the test lead (200), the tooling body (1) can abut against one end of the cable ferrule (100), the aperture of the lead hole (11) is smaller than the outer diameter of the cable ferrule (100), and two ends of the test lead (200) are respectively located on two sides of the lead hole (11);
the auxiliary stay wire (2), the auxiliary stay wire (2) can penetrate through the auxiliary stay wire hole (12), two stay wire free ends (21) of the auxiliary stay wire (2) are located on the same side of the auxiliary stay wire hole (12), and the stay wire free ends (21) and the cable ferrule (100) are located on the same side of the tool body (1).
2. The tension test tool for the cable crimping ferrule according to claim 1, wherein two auxiliary wire pulling holes (12) are formed, and the two auxiliary wire pulling holes (12) are symmetrically formed in two sides of the wire leading hole (11).
3. The tension test tool for the cable crimping ferrule according to claim 1, wherein the end face of the tool body (1) is rectangular.
4. The tension test tool for the cable crimping ferrule according to any one of claims 1 to 3, wherein the thickness of the tool body (1) is 2mm to 5mm.
5. The tension test tool for the cable crimping ferrule according to any one of claims 1 to 3, wherein the diameter of the lead hole (11) is 3mm to 5mm.
6. The tension test tool for the cable crimping ferrule according to any one of claims 1 to 3, wherein the hole diameter of the auxiliary wire pulling hole (12) is 1.5mm to 2.5mm.
7. The tension test tool for the cable crimping ferrule according to any one of claims 1 to 3, wherein the tool body (1) is formed by 3D printing.
8. Tension testing device, characterized in that it comprises a tension testing tool of a cable crimping ferrule according to any one of claims 1 to 7, said testing device comprising an upper clamp (300) and a lower clamp (400), the tool body (1) of said tension testing tool being arranged between said upper clamp (300) and said lower clamp (400).
9. The tension testing device according to claim 8, wherein the upper clamp (300) is capable of clamping one end of the test lead (200), and the lower clamp (400) is capable of simultaneously clamping the other end of the test lead (200) and the pull wire free end (21) of the auxiliary pull wire (2).
10. The pull test device according to claim 9, wherein the test lead (200) comprises a main cable (201) and a ground lead (202), one end of the ground lead (202) is crimped between the cable ferrule (100) and the main cable (201), the other end of the ground lead (202) is a lead free end (2021), the upper clamp (300) clamps the lead free end (2021), and the lower clamp (400) clamps the other end of the main cable (201) away from the ground lead (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222589113.2U CN218444860U (en) | 2022-09-29 | 2022-09-29 | Tension test tool and tension test device for cable crimping ferrule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222589113.2U CN218444860U (en) | 2022-09-29 | 2022-09-29 | Tension test tool and tension test device for cable crimping ferrule |
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| Publication Number | Publication Date |
|---|---|
| CN218444860U true CN218444860U (en) | 2023-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222589113.2U Active CN218444860U (en) | 2022-09-29 | 2022-09-29 | Tension test tool and tension test device for cable crimping ferrule |
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| Country | Link |
|---|---|
| CN (1) | CN218444860U (en) |
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- 2022-09-29 CN CN202222589113.2U patent/CN218444860U/en active Active
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