CN216815818U - Steel wire is pulled spiral-lock and is detained power test auxiliary fixtures device of subassembly - Google Patents
Steel wire is pulled spiral-lock and is detained power test auxiliary fixtures device of subassembly Download PDFInfo
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- CN216815818U CN216815818U CN202123013399.1U CN202123013399U CN216815818U CN 216815818 U CN216815818 U CN 216815818U CN 202123013399 U CN202123013399 U CN 202123013399U CN 216815818 U CN216815818 U CN 216815818U
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- pull rod
- wrench
- steel wire
- rod
- hook
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- 239000010959 steel Substances 0.000 title claims abstract description 48
- 238000012360 testing method Methods 0.000 title claims abstract description 37
- 230000007704 transition Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 9
- 230000000007 visual effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 210000000078 claw Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
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- 238000012938 design process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model relates to a buckling force test auxiliary tool device of a steel wire pulling and buckling component, which comprises an upper pull rod and a lower pull rod; one end of the upper pull rod is connected with an upper pull head of the tensile machine, and the other end of the upper pull rod is provided with an upper fixing part for fixing the steel wire wrench assembly; one end of the lower pull rod is connected with a lower pull head of the tensile machine, and the other end of the lower pull rod is provided with a lower fixing part for fixing the steel wire wrenching assembly; the steel wire wrench buckle component comprises a wrench buckle hook and a wrench buckle rod which are connected; pull the knot and collude and link to each other with last pull rod through last fixed part, pull the buckle rod and link to each other with the pull down rod through lower fixed part. Compared with the prior art, the utility model simulates the actual installation state, the test result is the relation between the force and the extension amount, the test result is visual and clear, the utility model relates to the structure size, the steel wire performance and the like, can provide effective help and inspiration for engineering personnel during the structure design, and simultaneously well solves the problems of the buckling force test of the wrench assembly.
Description
Technical Field
The utility model relates to the technical field of mechanical devices, in particular to a fastening force test auxiliary tool device of a steel wire pulling and fastening assembly.
Background
The buckling of parts and parts in the mechanical industry field is commonly used for a steel wire wrench assembly, plays a role in combining the upper part and the lower part, occupies small space, is flexible to use, does not need a special disassembling tool, and is convenient to operate. The buckling force of the pulling and buckling assembly is a more critical performance item, the buckling force test is more important, a good tool clamp has the effect of achieving twice the result with half the effort in the test process, and no special auxiliary tool for the buckling force test of the steel wire pulling and buckling assembly exists at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an auxiliary tool device for testing the buckling force of a steel wire pulling and buckling component.
The purpose of the utility model can be realized by the following technical scheme: a buckling force test auxiliary tool device of a steel wire pulling and buckling assembly comprises an upper pull rod and a lower pull rod;
one end of the upper pull rod is connected with an upper pull head of the tensile machine, and the other end of the upper pull rod is provided with an upper fixing part for fixing the steel wire wrench buckle component;
one end of the lower pull rod is connected with a lower pull head of the tensile machine, and the other end of the lower pull rod is provided with a lower fixing part for fixing the steel wire wrenching assembly;
the steel wire wrench buckle component comprises a wrench buckle hook and a wrench buckle rod which are connected;
the pull buckle hook is connected with the upper pull rod through the upper fixing part, and the pull buckle rod is connected with the lower pull rod through the lower fixing part.
Preferably, the upper fixing part comprises an anti-slip convex rib arranged at the lower end of the upper pull rod, and the wrench hook is hooked on the upper pull rod through the anti-slip convex rib.
Preferably, the lower fixing part comprises a clamping groove arranged at the upper end of the lower pull rod, and the wrench buckle rod is clamped in the clamping groove.
Preferably, the wrench buckle hook is provided with a hook part, and the wrench buckle rod is provided with a wrench buckle mounting part;
the hook claw part is fixed on the upper fixing part, and the trigger mounting part is fixed on the lower fixing part.
Preferably, the wrench hook comprises a hook part, an arc transition part and a wrench rod connecting part which are arranged in sequence;
the trip rod comprises a trip installation part, a trip hook connection part and a lever part which are arranged in sequence;
the wrench buckle hook connecting part is wound on the wrench buckle rod connecting part.
Still further preferably, after the wire wrench assembly is fixed to the upper pull rod and the lower pull rod, a connecting line between the wrench mounting part and the outermost side of the wrench hook connecting part forms an angle α with the vertical direction. The preferred range of alpha is 18-30 degrees.
Preferably, a limiting guide assembly is arranged between the upper pull rod and the lower pull rod.
Further preferably, the limiting guide assembly comprises a sleeve and a positioning screw, the sleeve is sleeved on the upper pull rod and the lower pull rod, the positioning screw is arranged on the upper pull rod or the lower pull rod, one side of the sleeve is provided with a long groove for the positioning screw to move up and down, and the other side of the sleeve is provided with a notch for the upper fixing part and the lower fixing part to move up and down.
Preferably, the upper pull rod is provided with a connecting hole for connecting with an upper pull head of the tensile machine, and the lower pull rod is provided with a connecting hole for connecting with a lower pull head of the tensile machine.
Preferably, the cross sections of the main body parts of the upper pull rod and the lower pull rod are circular, the cross sections of the lower end of the upper pull rod and the upper end of the lower pull rod are segmental, and the upper fixing part and the lower fixing part are convexly arranged on the segmental parts.
Compared with the prior art, the utility model has the following advantages:
1. the utility model can easily obtain the relation value of the force and the extension amount, and is convenient for designers to refer and apply in the design process;
2. the utility model has the advantages of reliable and convenient clamping, good repeatability, high efficiency and low cost;
3. the utility model can ensure the accuracy and stability of the buckling force testing process of the wrench assembly;
4. the set of device can be suitable for testing the wrenching components with different specifications;
5. the utility model simulates the actual installation state, the test result is the relation between the force and the extension amount, the test result is visual and clear, the utility model can provide effective help and inspiration for engineering personnel during the structure design related to the structure size, the steel wire performance and the like, and simultaneously, the utility model well solves the problems of the buckling force test of the pull buckle component.
Drawings
FIG. 1 is a schematic structural view of an auxiliary fixture device for testing a buckling force of a steel wire wrench assembly according to the present invention;
FIG. 2 is a schematic drawing of a tension test of the auxiliary fixture device for testing the buckling force of the steel wire wrench assembly according to the present invention;
FIG. 3 is a front view of the wire wrench assembly of the present invention;
FIG. 4 is a side view of the wire wrench assembly of the present invention;
FIG. 5 is a graph of the tension versus extension of the present invention;
in the figure: 1-upper pull rod, 2-lower pull rod, 3-steel wire wrench buckle component, 31-wrench buckle hook, 311-hook part, 312-arc transition part, 313-wrench buckle rod connecting part, 32-wrench buckle rod, 321-wrench buckle mounting part, 322-wrench buckle hook connecting part, 323-lever part, 4-upper fixing part, 5-lower fixing part, 6-sleeve and 7-positioning screw.
Detailed Description
The utility model is described in detail below with reference to the figures and specific embodiments. The following examples are carried out on the premise of the technical scheme of the utility model, and detailed embodiments and specific operation processes are given, but the scope of the utility model is not limited to the following examples.
Example 1
The utility model provides a power of spiral shell knot subassembly test auxiliary fixtures device is pulled to steel wire, includes the upper pull rod 1 and the lower link 2 of coaxial setting, and the last pull head of pulling force machine is connected to upper pull rod 1 upper end, and the lower extreme setting is used for pulling the knot of buckling component 3 and colludes the last fixed part 4 of 31, and lower link 2 upper end is equipped with the lower fixed part 5 that is used for fixing the pull buckle pole 32 of buckling component 3 is pulled to the steel wire, and the lower pull head of pulling force machine is connected to the lower extreme.
During testing, the tensile machine is started to enable the upper pull rod 1 and the lower pull rod 2 to move oppositely, the trigger hook 31 and the trigger rod 32 of the steel wire trigger component 3 are forced to deform, and the relation value of the stress and the deformation is tested.
Example 2
The utility model provides a detain power test auxiliary fixtures device of detaining subassembly is pulled to steel wire, be equipped with spacing direction subassembly between last pull rod 1 and lower link 2, this spacing direction subassembly is established sleeve 6 on last pull rod 1 and lower link 2 and is fixed the set screw 7 on last pull rod 1 including the cover, 6 one sides of sleeve are equipped with the elongated slot that supplies set screw 7 up-and-down motion, prevent that pull rod 1 and lower link 2 from taking place relative rotation or disalignment, the opposite side is seted up and is supplied fixed part 4 and the breach that fixed part 5 reciprocated down, do not influence the installation and the test of detaining subassembly 3 is pulled to the steel wire. The rest of the structure is the same as in example 1.
Example 3
The utility model provides a spiral shell power test auxiliary fixtures device of spiral shell subassembly is pulled to steel wire, as shown in fig. 1 ~ 2, including pull rod 1 and lower link 2, go up 1 upper end trompil of pull rod, be connected with the upper end cooperation of pulling force machine, the interlude combines with set screw 7, set screw 7 one end is in the elongated slot of the sleeve 6 that links to each other with lower link 2, prevent on, the relative level of lower link rotates, on the device interlude, the cylindrical clearance fit of lower link, on, the lower link portion has the special construction design who accords with the installation of spiral shell subassembly 3, satisfy installation steel wire and pull spiral shell subassembly 3, the trompil of lower link lower extreme, be connected with the lower extreme cooperation of pulling force machine. When the upper end of the tensile machine runs, the upper pull rod 1 is linked to move up and down relatively, so that the steel wire wrenching component 3 is stretched.
The steel wire wrench buckle assembly 3 comprises a wrench buckle hook 31 and a wrench buckle rod 32 wound on the wrench buckle hook 31, the concrete structure of the steel wire wrench buckle assembly is shown in fig. 3-4, the wrench buckle hook 31 comprises a hook part 311, an arc transition part 312 and a wrench buckle rod connecting part 313 which are sequentially arranged, the wrench buckle rod 32 comprises a wrench buckle mounting part 321, a wrench buckle hook connecting part 322 and a lever part 323 which are sequentially arranged, and the wrench buckle hook connecting part 322 is wound on the wrench buckle rod connecting part 313. When the steel wire wrench assembly 3 is used in the field of mechanical industry, the steel wire wrench assembly 3 can be installed on the lower component through the wrench installation part 321, the wrench hook 31 can rotate around the wrench hook connection part 322, so that the hook part 311 hooks the upper component arranged on the lower component, and the fastening of the upper component and the lower component is realized.
In order to fix the steel wire wrenching component 3, the special structure design on the upper and lower pull rods includes an upper fixing portion 4 disposed at the lower end of the upper pull rod 1 and a lower fixing portion 5 disposed at the upper end of the lower pull rod 2, in this embodiment, the upper fixing portion 4 is a protruding anti-slip protruding rib, the hook claw portion 311 can hook on the protruding anti-slip protruding rib, the lower fixing portion 5 is a clamping groove disposed on the protruding block, and the wrenching installation portion 321 can be clamped in the clamping groove.
During testing, an upper pull rod and a lower pull rod of the device are respectively connected with the upper end and the lower end of a tensile machine, the distance between the upper pull rod and the lower pull rod is adjusted according to the specification A (the distance between the hook part 311 and the pull buckle installation part 321) of the steel wire pull buckle component 3, so that the distance between the upper pull rod and the lower pull rod is slightly smaller, the pull buckle rod 32 is installed on the lower pull rod 2, the angle alpha is formed between the pull buckle rod 32 and the vertical plane, the pull buckle hook 31 hooks the upper pull rod 1, and an upper button and a lower button of the tensile machine are clicked, so that the steel wire pull buckle component 3 is slightly loosened between the upper pull rod and the lower pull rod.
The main parameters of the tensile machine are set according to requirements, such as the stretching speed, the initial starting force and the like, the operation button of the tensile machine is started, under the action of the tensile machine, the upper pull rod and the lower pull rod generate relative separation motion to force the hook and the rod of the steel wire pull buckle component 3 to deform under stress, a component force towards the side of the lower pull rod is formed because the pull buckle rod forms an alpha angle with the vertical plane, the lower part of the pull buckle rod 32 can be tightly attached to the lower pull rod in the test process to achieve the function of self-locking, the upper pull rod adopts an anti-slip convex rib strip with R to prevent the pull buckle hook 31 from slipping, and the sufficient buckling force is ensured to be formed.
The operation of the tensile machine makes the relation value of the stress and the deformation of the steel wire wrench assembly 3 recorded, and the relation is referred to fig. 5.
Namely: f1 ═ K × L1
Wherein: f1 is a pulling force (N);
l1 is the amount of extension (mm);
k is the elastic coefficient of the material.
The size of F is in direct proportion to the size of L, K, the size of L is related to the deformation, the size of K is mainly related to the material characteristics (hardness and thickness) and the structure size and shape of the pulling hook.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
1. A buckling force test auxiliary tool device of a steel wire pulling and buckling assembly is characterized by comprising an upper pull rod (1) and a lower pull rod (2);
one end of the upper pull rod (1) is connected with an upper pull head of a tensile machine, and the other end of the upper pull rod is provided with an upper fixing part (4) for fixing the steel wire wrench buckle component (3);
one end of the lower pull rod (2) is connected with a lower pull head of a tensile machine, and the other end of the lower pull rod is provided with a lower fixing part (5) for fixing the steel wire wrench buckle component (3);
the steel wire wrench buckle component (3) comprises a wrench buckle hook (31) and a wrench buckle rod (32) which are connected;
the buckle pulling hook (31) is connected with the upper pull rod (1) through the upper fixing part (4), and the buckle pulling rod (32) is connected with the lower pull rod (2) through the lower fixing part (5).
2. The clamping force testing auxiliary tooling device of the steel wire wrench assembly according to claim 1, wherein the upper fixing portion (4) comprises an anti-slip rib provided at the lower end of the upper pull rod (1), and the wrench hook (31) is hooked on the upper pull rod (1) through the anti-slip rib.
3. The clamping force testing auxiliary tool device of the steel wire wrench assembly according to claim 1, wherein the lower fixing portion (5) comprises a clamping groove arranged at the upper end of the lower pull rod (2), and the wrench rod (32) is clamped in the clamping groove.
4. The auxiliary tooling device for the buckling force test of the steel wire wrench assembly according to claim 1, wherein the wrench hook (31) is provided with a hook part (311), and the wrench rod (32) is provided with a wrench mounting part (321);
the hook part (311) is fixed on the upper fixing part (4), and the trigger mounting part (321) is fixed on the lower fixing part (5).
5. The clamping force testing auxiliary tooling device of the steel wire wrench assembly according to claim 4, wherein the wrench hook (31) comprises a hook part (311), an arc transition part (312) and a wrench rod connecting part (313) which are arranged in sequence;
the trigger rod (32) comprises a trigger mounting part (321), a trigger hook connecting part (322) and a lever part (323) which are arranged in sequence;
the wrench hook connecting part (322) is wound on the wrench rod connecting part (313).
6. The auxiliary tooling device for the buckling force test of the wire wrench assembly according to claim 5, wherein after the wire wrench assembly (3) is fixed on the upper pull rod (1) and the lower pull rod (2), a connecting line between the wrench mounting part (321) and the outermost side of the wrench hook connecting part (322) forms an angle α with the vertical direction.
7. The auxiliary tool device for the buckling force test of the steel wire pulling assembly according to claim 1, wherein a limiting guide assembly is arranged between the upper pull rod (1) and the lower pull rod (2).
8. The clamping force test auxiliary tool device of the steel wire pulling and buckling assembly according to claim 7, wherein the limiting guide assembly comprises a sleeve (6) and a positioning screw (7), the sleeve (6) is sleeved on the upper pull rod (1) and the lower pull rod (2), the positioning screw (7) is arranged on the upper pull rod (1) or the lower pull rod (2), one side of the sleeve (6) is provided with a long groove for the positioning screw (7) to move up and down, and the other side of the sleeve (6) is provided with a notch for the upper fixing part (4) and the lower fixing part (5) to move up and down.
9. The fastening force test auxiliary tool device of the steel wire pulling buckle assembly according to claim 1, wherein the upper pull rod (1) is provided with a connecting hole for connecting with an upper pull head of a tensile machine, and the lower pull rod (2) is provided with a connecting hole for connecting with a lower pull head of the tensile machine.
10. The clamping force testing auxiliary tool device of the steel wire wrench assembly according to claim 1, wherein the cross sections of the main body parts of the upper pull rod (1) and the lower pull rod (2) are circular, the cross sections of the lower end of the upper pull rod (1) and the upper end of the lower pull rod (2) are segmental, and the upper fixing part (4) and the lower fixing part (5) are convexly arranged on the segmental parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123013399.1U CN216815818U (en) | 2021-12-03 | 2021-12-03 | Steel wire is pulled spiral-lock and is detained power test auxiliary fixtures device of subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123013399.1U CN216815818U (en) | 2021-12-03 | 2021-12-03 | Steel wire is pulled spiral-lock and is detained power test auxiliary fixtures device of subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216815818U true CN216815818U (en) | 2022-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123013399.1U Expired - Fee Related CN216815818U (en) | 2021-12-03 | 2021-12-03 | Steel wire is pulled spiral-lock and is detained power test auxiliary fixtures device of subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216815818U (en) |
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2021
- 2021-12-03 CN CN202123013399.1U patent/CN216815818U/en not_active Expired - Fee Related
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Granted publication date: 20220624 |