CN111781073A - Multi-axis linkage metal wire torsion test device - Google Patents
Multi-axis linkage metal wire torsion test device Download PDFInfo
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- CN111781073A CN111781073A CN202010683379.6A CN202010683379A CN111781073A CN 111781073 A CN111781073 A CN 111781073A CN 202010683379 A CN202010683379 A CN 202010683379A CN 111781073 A CN111781073 A CN 111781073A
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- metal wire
- rope
- controller
- sliding
- torsion test
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/26—Investigating twisting or coiling properties
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/34—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by mechanical means, e.g. hammer blows
Abstract
The invention provides a multi-axis linkage metal wire torsion test device, which comprises a T-shaped platen, a controller, a speed reducing motor, a servo motor and a transmission mechanism, wherein the T-shaped platen, the controller, the speed reducing motor, the servo motor and the transmission mechanism are arranged on a rack; the accuracy and the efficiency of the torsion test can be improved and enhanced on a plurality of layers, the test period is shortened, and the economic benefit is improved.
Description
Technical Field
The invention relates to a torsion test device, in particular to a multi-axis linkage metal wire torsion test device.
Background
Before being put into the market, the metal wire can enter the market through detailed quality tests, wherein the torsional fatigue strength is an important index which is inevitably detected. The twisting performance is related to the service life of the steel wire, and has great influence on the yield of the subsequent rope making process. In the detection process, a torsion test is an important method for effectively evaluating the torsion performance of the metal wire, and the deformation bearing capacity and the toughness of the sample can be reflected through the torsion test. Under the same condition, the number of the torsion turns of the sample is large, which shows that the sample has good deformation bearing capacity and high toughness; the small number of turns of the sample indicates that the sample has poor deformation bearing capacity and low toughness.
Torsional fatigue detection equipment used by domestic institutions for scientific research, inspection and detection and the like mostly follows the JB/T9370-2015 standard, and a single-shaft system is adopted to test, record and analyze metal or nonmetal wire rod samples with different diameters one by one. But the wire torsion test system has a plurality of problems at present: a) only a single metal wire test can be carried out, and the test efficiency is low; b) in the test process, the coaxial precision of the steel wire needs to be manually adjusted, and the steel wire clamp needs to be manually assembled, the clamping force needs to be manually controlled, the influence of random complaints on the test result cannot be controlled, and the repetition precision is poor; c) the automatic counting device is not provided, and random factors exist in manual counting; d) in the face of metal wires with different diameters, the self-adaptive capacity of the test system is poor; e) the clamping and mounting of the wire rod basically needs to be manual, and the test process is time-consuming and labor-consuming.
Disclosure of Invention
The invention aims to provide a multi-axis linkage metal wire torsion test device, which solves the defects of the background technology caused by no special equipment, improves the test efficiency and accuracy in the metal wire test process, improves the automation level of the process and reduces the manpower consumption.
In order to achieve the purpose, the invention provides the technical scheme that: a multi-axis linkage metal wire torsion test device comprises a T-shaped platen, a controller, a speed reducing motor, a servo motor and a transmission mechanism, wherein the T-shaped platen, the controller, the speed reducing motor, the servo motor and the transmission mechanism are arranged on a rack; the sliding end steel wire clamping module comprises a sliding plate and a plurality of three-jaw chucks movably fixed on the sliding plate, each three-jaw chuck axially concentrically corresponds to the three-jaw chuck on the driven gear, and the sliding plate is vertical and is in sliding fit with the T-shaped platen; the connecting rope positioning module comprises a positioning plate, the positioning plate is provided with a plurality of positioning through holes which correspond to the three-jaw chuck on the sliding plate in the same axial center, and the positioning plate is vertical and is in sliding fit with the T-shaped bedplate; the constant-tension tensioning device comprises a plurality of connecting ropes, a directional wheel and weights, the connecting ropes respectively penetrate through positioning through holes of the positioning plate, one end of each connecting rope is connected with the three-jaw chuck on the sliding plate, the other end of each connecting rope is connected with the weights through the directional wheel, and the T-shaped platen is sequentially fixed with the transmission mechanism, the sliding end steel wire clamping module and the connecting rope positioning module through the position fixing seats.
Three-jaw (holding) chuck on the slide passes through guiding axle and uide bushing and slide activity fixed, and the three-jaw (holding) chuck is connected to the one end of guiding axle, and the rope is connected to the other end connection, and the uide bushing pierces through fixedly with the slide, is provided with draw-in groove and bayonet lock between guiding axle and the uide bushing, is provided with inductive switch on the uide bushing, be provided with on the guiding axle with the response piece of inductive switch position adaptation, send out signal to controller behind the response piece contact inductive switch.
Connect rope orientation module still including in the same direction as the rope pole, be equipped with in the same direction as the rope pole with locating hole number adaptation equidistance through-hole, the through-hole position corresponds with directional wheel position, connects the rope and passes the through-hole.
Connect rope orientation module still includes the guide, and the guide includes protruding type pipe of copper and opening bayonet lock, and protruding type pipe path end outer wall is equipped with annular clamping groove, and the inner wall both ends set up the horn mouth, and protruding type pipe is the activity respectively and penetrates locating hole and through-hole, blocks annular clamping groove activity through the opening bayonet lock and fixes protruding type pipe.
The testing device further comprises a PC upper computer, the PC upper computer is communicated with a controller, the controller is a PLC or a single chip microcomputer controller, and the controller is provided with a liquid crystal panel.
The three-jaw chuck adopts a 360-degree disc type three-jaw chuck.
The T-shaped bedplate is provided with a plurality of T-shaped grooves, and the grooves are in sliding fit with the transmission mechanism, the positioning plate and the sliding plate.
The transmission mechanism, the sliding end steel wire clamping module and the connecting rope positioning module slide and are fixed with the T-shaped bedplate through position fixing seats which are integrally arranged.
The invention has the advantages that the multi-axis linkage metal wire torsion test device can improve and enhance the precision and the efficiency of the torsion test on a plurality of layers in the metal wire test process 1); 2) the multi-axis linkage test automatically records, analyzes and judges test data, reduces the test period and improves the efficiency; 3) the whole process adopts an automatic assembly scheme, so that the test precision and the repeatability of the test are improved, manual errors are reduced, and the economic benefit is improved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of a three-jaw chuck according to an embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating the positions of the inductive switch and the inductive patch when the metal wire is not broken according to the embodiment of the present invention;
FIG. 4 is a schematic diagram illustrating the positions of the inductive switch and the inductive patch when the metal wire is broken according to the embodiment of the present invention;
FIG. 5 is a schematic view of a transmission mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic view of a T-platen configuration according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a connecting rope positioning module according to an embodiment of the present invention;
FIG. 8 is a schematic structural view of a convex circular tube of a guide member according to an embodiment of the present invention;
wherein: 1-a transmission mechanism; 2-sliding end steel wire clamping module; 3-connecting a rope positioning module; 4-position fixing seat; 5-a speed reduction motor; 6-constant tension tensioning device; 7-a driving gear; 8-a driven gear; 9-a three-jaw chuck; 10-induction sheet; 11-an inductive switch; 12-a guide sleeve; 13-a guide shaft; 14-connecting ropes; 15-a guide; 16-rope guiding rod; 17-an orientation wheel; 18-weight.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The embodiment is shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, and this embodiment provides a multi-axis linkage metal wire torsion test device, which includes a PC upper computer, a safety guard arranged on a rack, a T-shaped platen, a PLC controller, a reduction motor 5, a servo driver, a servo motor and a transmission mechanism, wherein the controller controls the rotation speed and angle of the reduction motor through the servo motor, the reduction motor is connected with the transmission mechanism 1, the device further includes a position fixing seat 4, a constant tension tensioning device 6, a sliding end steel wire clamping module 2 and a connecting rope positioning module 3, the transmission mechanism 1 includes a driving gear 7 and 6 driven gears 8, the driving gear 7 simultaneously and equidistantly and symmetrically engages in the 6 driven gears 8, and each driven gear 8 is fixedly provided with a three-jaw chuck 9;
the sliding end steel wire clamping module 2 comprises a sliding plate and 6 three-jaw chucks 9 movably fixed on the sliding plate, each three-jaw chuck 9 axially concentrically corresponds to the three-jaw chuck 9 on the driven gear 8, and the sliding plate is vertical to and is in sliding fit with a T-shaped bedplate provided with a T-shaped groove;
the connecting rope positioning module 3 comprises a positioning plate, a rope guiding rod 16 and a guide piece 15, the positioning plate is provided with 6 positioning through holes concentrically corresponding to the three-jaw chuck 9 on the sliding plate, the positioning plate is vertical and is in sliding fit with the T-shaped bedplate, the rope guiding rod 16 is provided with equidistant through holes matched with the number of the positioning holes, and the positions of the through holes correspond to the positions of the directional wheels; the guide part 15 comprises a convex circular tube and an opening bayonet lock, an annular clamping groove is formed in the outer wall of the small-diameter end of the convex circular tube, horn mouths are formed in two ends of the inner wall of the convex circular tube, the convex circular tube movably penetrates into the positioning hole and the through hole respectively, and the convex circular tube is movably fixed by clamping the annular clamping groove through the opening bayonet lock;
constant tension overspeed device tensioner 6 includes 6 connection ropes 14, 6 directional wheels 17 and 6 weights 18, torsion and pulling force are decided by weight 18 dead weight, can show improvement experiment torsion precision, connect rope 14 and pass the guide 15 of locating plate respectively, three-jaw (holding) chuck 9 on the slide is connected to one end, the other end is through the guide 15 in the same direction as rope pole 16, directional wheel 17 connects weight 18, be fixed with drive mechanism 1 on the T type platen in proper order, slip end steel wire presss from both sides tight module 2 and connects rope orientation module 3, respectively through with above-mentioned drive mechanism 1, slip end steel wire presss from both sides tight module 2 and connects the integrative position fixing base 4 that sets up of rope orientation module 3 fixed, T type platen and position fixing base 4 realize sliding and fixing through bolt and T type recess.
Three-jaw (holding) chuck 9 on this embodiment slide passes through guiding axle 13 and uide bushing 12 and slide activity is fixed, the one end of guiding axle 13 is connected to three-jaw (holding) chuck 9, connect rope 14 and connect the other end, uide bushing 12 pierces through fixedly with the slide, be provided with draw-in groove and bayonet lock between uide bushing 13 and the uide bushing 12, through the draw-in groove, bayonet lock and 18 pulling forces of weight realize that guiding axle 13 is flexible along uide bushing 12 axial when the wire rod breaks, and can not rotate relatively, rethread mechanical contact's inductive switch 11 that sets up on the uide bushing 12, the response piece 10 with the inductive switch position adaptation that sets up on the uide bushing 13, response piece 10 contacts inductive switch 11 and sends switch signal to the controller when the wire rod breaks, in time judge the wire rod break, simultaneously begin to count the revolution of motor with the rotation number of accurate determination metal wire when the break takes place. In this embodiment, the guide shaft 13 may be directly configured as a guide shaft with a non-circular cross section, and the guide shaft is axially movably adapted to the guide sleeve 12 to realize axial movement without rotation, and no clamping groove or clamping pin is provided.
The transmission mechanism 1, the sliding end steel wire clamping module 2 and the connecting rope positioning module 3 which are arranged in an adjustable sliding mode can adjust positions through sliding to adapt to installation of metal wires with different lengths and distance adjustment of the induction sheet 10 and the induction switch 11.
The PC upper computer is connected and communicated with the controller, the controller is a PLC, and the controller is provided with a touch screen to realize field operation and monitoring. The three-jaw chuck 9 is a 360-degree disk type three-jaw chuck.
This embodiment mainly adopts horizontal structure frame, directly utilizes servo motor control gear motor 5, realizes rotational speed (angle) control, drives driving gear 7 through gear motor 5 again, and then drives driven gear 8 and rotate, realizes the test of twisting back of wire rod sample. The device is convenient and efficient to operate, can automatically and accurately control the test process, and automatically measure the angle test parameters.
Claims (8)
1. The utility model provides a multiaxis linkage metal wire twists reverse test device, is including setting up T type platen, controller, gear motor, servo motor and drive mechanism in the frame, and the controller passes through servo motor control gear motor and rotates, and gear motor drives drive mechanism, its characterized in that: the device also comprises a position fixing seat, a constant tension tensioning device, a sliding end steel wire clamping module and a connecting rope positioning module, wherein the transmission mechanism comprises a driving gear and a plurality of driven gears, the driving gear is simultaneously meshed with the driven gears, and each driven gear is fixedly provided with a three-jaw chuck; the sliding end steel wire clamping module comprises a sliding plate and a plurality of three-jaw chucks movably fixed on the sliding plate, each three-jaw chuck axially concentrically corresponds to the three-jaw chuck on the driven gear, and the sliding plate is vertical and is in sliding fit with the T-shaped platen; the connecting rope positioning module comprises a positioning plate, the positioning plate is provided with a plurality of positioning through holes which correspond to the three-jaw chuck on the sliding plate in the same axial center, and the positioning plate is vertical and is in sliding fit with the T-shaped bedplate; the constant-tension tensioning device comprises a plurality of connecting ropes, a directional wheel and weights, the connecting ropes respectively penetrate through positioning through holes of the positioning plate, one end of each connecting rope is connected with the three-jaw chuck on the sliding plate, the other end of each connecting rope is connected with the weights through the directional wheel, and a transmission mechanism, a sliding end steel wire clamping module and a connecting rope positioning module are sequentially fixed on the T-shaped platen through position fixing seats respectively.
2. The multi-axis linkage metal wire torsion test apparatus according to claim 1, characterized in that: three-jaw (holding) chuck on the slide passes through guiding axle and uide bushing and slide activity fixed, and the three-jaw (holding) chuck is connected to the one end of guiding axle, and the rope is connected to the other end connection, and the uide bushing pierces through fixedly with the slide, is provided with draw-in groove and bayonet lock between guiding axle and the uide bushing, is provided with inductive switch on the uide bushing, be provided with on the guiding axle with the response piece of inductive switch position adaptation, send out signal to controller behind the response piece contact inductive switch.
3. The multi-axis linkage metal wire torsion test apparatus according to claim 1, characterized in that: connect rope orientation module still including in the same direction as the rope pole, be equipped with in the same direction as the rope pole with locating hole number adaptation equidistance through-hole, the through-hole position corresponds with directional wheel position, connects the rope and passes the through-hole.
4. The multi-axis linkage metal wire torsion test apparatus according to claim 3, characterized in that: connect rope orientation module still includes the guide, and the guide includes protruding type pipe of copper and opening bayonet lock, and protruding type pipe path end outer wall is equipped with annular clamping groove, and the inner wall both ends set up the horn mouth, and protruding type pipe is the activity respectively and penetrates locating hole and through-hole, blocks annular clamping groove activity through the opening bayonet lock and fixes protruding type pipe.
5. The multi-axis linkage metal wire torsion test apparatus according to claim 1 or 2, characterized in that: the testing device further comprises a PC upper computer, the PC upper computer is communicated with a controller, the controller is a PLC or a single chip microcomputer controller, and the controller is provided with a liquid crystal panel.
6. The multi-axis linkage metal wire torsion test apparatus according to claim 1 or 2, characterized in that: the three-jaw chuck adopts a 360-degree disc type three-jaw chuck.
7. The multi-axis linkage metal wire torsion test apparatus according to claim 1 or 2, characterized in that: the T-shaped bedplate is provided with a plurality of T-shaped grooves, and the grooves are in sliding fit with the transmission mechanism, the positioning plate and the sliding plate.
8. The multi-axis linkage metal wire torsion test apparatus according to claim 8, characterized in that: the transmission mechanism, the sliding end steel wire clamping module and the connecting rope positioning module slide and are fixed with the T-shaped bedplate through position fixing seats which are integrally arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010683379.6A CN111781073A (en) | 2020-07-16 | 2020-07-16 | Multi-axis linkage metal wire torsion test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010683379.6A CN111781073A (en) | 2020-07-16 | 2020-07-16 | Multi-axis linkage metal wire torsion test device |
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| Publication Number | Publication Date |
|---|---|
| CN111781073A true CN111781073A (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010683379.6A Pending CN111781073A (en) | 2020-07-16 | 2020-07-16 | Multi-axis linkage metal wire torsion test device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461520A (en) * | 2020-11-13 | 2021-03-09 | 恒大新能源汽车投资控股集团有限公司 | Torsion test stand |
| CN117330416A (en) * | 2023-10-16 | 2024-01-02 | 河北东方祥瑞通信技术有限公司 | Galvanized steel strand strength detection device capable of adjusting detection quantity and detection method thereof |
-
2020
- 2020-07-16 CN CN202010683379.6A patent/CN111781073A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461520A (en) * | 2020-11-13 | 2021-03-09 | 恒大新能源汽车投资控股集团有限公司 | Torsion test stand |
| CN117330416A (en) * | 2023-10-16 | 2024-01-02 | 河北东方祥瑞通信技术有限公司 | Galvanized steel strand strength detection device capable of adjusting detection quantity and detection method thereof |
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