CN114910365B - Multi-working-condition pull-out force test equipment for simulating nylon ribbon - Google Patents
Multi-working-condition pull-out force test equipment for simulating nylon ribbon Download PDFInfo
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- CN114910365B CN114910365B CN202210594157.6A CN202210594157A CN114910365B CN 114910365 B CN114910365 B CN 114910365B CN 202210594157 A CN202210594157 A CN 202210594157A CN 114910365 B CN114910365 B CN 114910365B
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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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/18—Performing tests at high or low temperatures
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
- G01N2203/0226—High temperature; Heating means
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- Extrusion Moulding Of Plastics Or The Like (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to the technical field of pull-out force testing, in particular to pull-out force testing equipment for simulating multiple working conditions of a nylon binding belt. According to the utility model, the conical blocks are pushed by the first telescopic rods to move towards the direction of the fixed disc, the supporting rods are extruded to enable all the supporting rods on the circumferential surface of the fixed disc to be uniformly stretched outwards, the positions of the nylon ribbon are uniformly applied with pressure, and the maximum downward pulling-out force of the nylon ribbon under uniform working conditions is displayed on the panel, so that the pulling-out force test of the nylon ribbon under uniform stressed working conditions is simulated.
Description
Technical Field
The utility model relates to the technical field of pull-out force testing, in particular to pull-out force testing equipment for simulating multiple working conditions of a nylon binding tape.
Background
Some plastic bands are often used in home life, the plastic bands can be used for binding articles, the situation that the articles are discarded randomly to cause the environment to be disordered can be prevented, and the plastic bands are high in quality and low in cost and are also used by companies in various industries. The plastic binding strip has the characteristics of quick binding, good insulativity, self-locking fastening, convenient use and the like, and has strong bearing capacity which is an important parameter for evaluating the quality of the plastic binding strip.
The utility model patent of China with the application number of CN202121134782.X discloses a nylon ribbon tensile strength detection device, and through the arrangement of a protective shell, the phenomenon that a nylon ribbon falls off when a first clamp and a second clamp are used can be avoided. According to the utility model, the sliding block can be limited through the arrangement of the placement groove, so that the unstable movement of the sliding block is avoided. According to the nylon cable tie, the friction force between the limiting block and the surface of the nylon cable tie can be increased better by setting the limiting block to be made of rubber. Said utility model is convenient for moving clamping block by means of handle arrangement, but can not test nylon binding tape under several working conditions.
The existing nylon ribbon pulling-out force testing device cannot simulate different working conditions, and the pulling-out force of the nylon ribbon under different working conditions is tested, meanwhile, when the pulling-out force is tested on the nylon ribbon in the existing device, the diameter of the bonded nylon ribbon is not restrained, and therefore deviation occurs between a testing result and an actual result.
Disclosure of Invention
The utility model aims to provide a multi-working-condition pull-out force test device for simulating a nylon ribbon, which solves the problems that the existing pull-out force test device for the nylon ribbon cannot simulate different working conditions and test the pull-out force of the nylon ribbon under different working conditions.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a simulation nylon ribbon many operating modes pull-out force test equipment, includes the base, base top one side is equipped with the mounting panel, mounting panel one side is equipped with the control base, be equipped with a set of support frame on the mounting panel, the one end that the mounting panel was kept away from to the support frame is equipped with the fixed disk, be annular array on the fixed disk periphery and be equipped with a plurality of logical grooves, every it is equipped with a branch respectively to lead to the groove, the one end that the fixed disk was kept away from to the branch is equipped with the extrusion piece, be equipped with pressure sensor on the extrusion piece, pressure sensor is used for detecting the pressure value that the dog received, the branch other end is through magnet and second telescopic link magnetism actuation, the one end that the second telescopic link kept away from the control base is equipped with the disc, the second telescopic link other end is connected with the toper piece;
a plurality of groups of first limit grooves are formed in the peripheral side face of the conical block in an array manner, second limit grooves are formed in two sides of each first limit groove, an air outlet groove is formed in each second limit groove, a stop block is arranged in each first limit groove, the pressure sensor is used for detecting the pressure value received by each stop block, a limit block is arranged on the other side of each stop block, the limit blocks are in sealing sliding connection with the second limit grooves, and the second limit blocks are in elastic connection with the second limit grooves through springs;
the fixed disk is provided with a telescopic ring at one end close to the control base, the conical block is in sealing sliding connection with the telescopic ring, a sealing plate is arranged at one end of the conical block close to the control base, the first telescopic rod penetrates through the sealing plate and is connected with the rotating rod through the differential mechanism, the rotating rod is provided with a heating assembly, the heating assembly is used for heating gas in the conical block, and the peripheral side face of the rotating rod is provided with fan blades;
when the working condition of even stress of the nylon ribbon is simulated, the control assembly controls the conical block to move into the fixed disc and extrude the second telescopic rod, the supporting rod is magnetically attracted with the conical block under the magnetic attraction force, and slides outwards on the conical block along with the movement of the conical block to evenly extrude the nylon ribbon on the fixed disc, and the pressure value born by the nylon ribbon is recorded through the pressure sensor, so that the pull-out force detection of the nylon ribbon under the even working condition is completed;
when the inhomogeneous atress's of simulation nylon ribbon operating mode, control assembly control heating element is with the interior temperature of toper piece intensifies to first default, and control first telescopic link is stretched simultaneously and is rotated, and heated expansion's gas carries out inhomogeneous expansion and promotes a plurality of dogs and carries out inhomogeneous extension under the rotation of bull stick, and along with the rotation of toper piece and branch contact and promote branch extrusion nylon ribbon, accomplish the pull-out force test to nylon ribbon under the inhomogeneous operating mode.
The utility model also has the following beneficial effects:
1. according to the utility model, the fixing disc is arranged on the mounting plate through the support frame, when the pull-out force test is required to be carried out on the nylon ribbon, the nylon ribbon is sleeved on the fixing disc and is fixed, so that the nylon ribbon is completely attached to the extrusion block, in the process, the pressure value of the nylon ribbon to the extrusion block is fed back to the control component by the pressure sensor, when the control component detects that the extrusion force received by each extrusion block reaches a preset value, the control component judges that the contraction size of the nylon ribbon is consistent with the size of the fixing disc at the moment, and a foundation is provided for the subsequent pull-out force test of the nylon ribbon, so that the problem that deviation occurs in the detection result due to different diameters of ribbon rings formed by the nylon ribbon when the pull-out force test is carried out on the nylon ribbon in the conventional device is solved.
2. According to the utility model, the driving assembly is controlled by the control assembly to extend the first telescopic rod towards the direction of the fixed disc, in the process, the conical block moves towards the direction of the fixed disc under the pushing of the first telescopic rod, the supporting rods are extruded to enable all the supporting rods on the circumferential surface of the fixed disc to extend outwards uniformly, pressure is applied uniformly to each position of the nylon ribbon, meanwhile, the pressure value received by the nylon ribbon is fed back to the control assembly through the pressure sensor arranged on the extrusion block and recorded, when the pressure value fed back by the pressure sensor is zero, the control unit judges that the nylon ribbon breaks at the moment, and the maximum pulling-out force of the nylon ribbon under uniform working conditions is displayed on the panel, so that the pulling-out force test of the nylon ribbon under the uniform stressed working conditions is simulated.
3. According to the nylon ribbon pulling and releasing force test device, the driving assembly is controlled by the control assembly to extend the first telescopic rod towards the direction of the fixed disc, the first telescopic rod is controlled to drive the conical block to rotate, the control assembly is controlled to heat gas in the conical block to a first preset value and then enable the gas to be heated and expand, when the first telescopic rod drives the conical block to rotate, the first telescopic rod simultaneously drives the rotating rod to rotate, the rotating speed of the rotating rod is different from the rotating speed of the conical block, at the moment, the gas expanded in the conical block is extruded by the fan blade to carry out uneven expansion in the conical block, at the moment, the uneven expansion gas extrudes a plurality of check blocks to different degrees, the plurality of check blocks are enabled to extend outwards to different degrees, and in the rotating process of the conical block, the check blocks with different lengths push the extrusion support rods to enable the extrusion block to extend outwards, so that the nylon ribbon is simulated under the condition of uneven stress, and the nylon ribbon pulling and releasing force test is completed under the condition of uneven stress.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the explosive structures of the conical block and the fixed disk of the present utility model;
FIG. 3 is a schematic view of the connection structure of the cone block and the strut according to the present utility model;
FIG. 4 is a cross-sectional view of the structure of FIG. 3 at A in another state according to the present utility model;
FIG. 5 is a schematic view of the structure of the conical block and the support rod in another state of the utility model;
FIG. 6 is an exploded view of the internal structure of the tapered block of the present utility model;
FIG. 7 is a schematic diagram of the structure of FIG. 5B according to the present utility model.
In the figure: 1. a base; 2. a bolt; 3. a mounting plate; 4. installing a buckle; 5. a chute; 6. a support frame; 7. A fixed plate; 8. a control base; 9. a control assembly; 10. a drive assembly; 11. a first telescopic rod; 12. a conical block; 13. a through groove; 14. a disc; 15. a support rod; 16. extruding a block; 17. a second telescopic rod; 18. a telescopic ring; 19. a stop block; 20. a sealing plate; 21. a rotating rod; 22. a fan blade; 23. a first limit groove; 24. a limiting block; 25. the second limit groove; 26. extruding a spring; 27. and an air outlet groove.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1
As shown in figures 1-7, the multi-working-condition pull-out force test equipment for simulating the nylon ribbon comprises a base 1, wherein one side of the top of the base 1 is provided with a mounting plate 3, one side of the mounting plate 3 is provided with a control base 8, the periphery of the base 1 is provided with a plurality of bolts 2, the base 1 is connected with a workbench through the bolts 2, a chute 5 is formed in the mounting plate 3, a mounting buckle 4 is arranged in the chute 5, the mounting buckle 4 is movably connected with the base 1, and firstly, the periphery of the base 1 is provided with the bolts 2, so that the device can be detached and mounted according to requirements, and the service efficiency of the device is improved; secondly, through setting up the installation on base 1 and detaining 4, and install and detain 4 and base 1 between rotate and be connected, when need test the nylon ribbon of different model sizes, make mounting panel 3 and base 1 unblock through rotating the installation knot 4, change the mounting panel 3 of looks adaptation to make the device can test to the nylon ribbon of different models.
Be equipped with a set of support frame 6 on the mounting panel 3, the one end that mounting panel 3 was kept away from to support frame 6 is equipped with fixed disk 7, be annular array on the fixed disk 7 periphery and be equipped with a plurality of logical grooves 13, be equipped with a branch 15 respectively in every logical groove 13, the one end that fixed disk 7 was kept away from to branch 15 is equipped with extrusion piece 16, be equipped with pressure sensor on the extrusion piece 16, pressure sensor is used for detecting the pressure value of extrusion piece 16, the branch 15 other end passes through magnet and the magnetic actuation of second telescopic link 17, the one end that control base 8 was kept away from to second telescopic link 17 is equipped with disc 14, the second telescopic link 17 other end is connected with conical block 12, branch 15 is located fixed disk 7 all the time through magnet and the magnetic actuation of second telescopic link 17 messenger branch 15, prevent branch 15 and fixed disk 7 separation and lead to the branch 15 of below to extrude nylon ribbon under the action of gravity and make the problem of testing result appear error.
Firstly, install fixed disk 7 on mounting panel 3 through support frame 6, when needs carry out pull-out force test to nylon ribbon, establish on fixed disk 7 and fix nylon ribbon and extrusion piece 16 through the nylon ribbon cover, in this process, pressure sensor feeds back the pressure value of nylon ribbon to extrusion piece 16 to control assembly 9, after control assembly 9 detects the extrusion force that every extrusion piece 16 received and reachs preset value, control assembly 9 judges that the nylon ribbon shrink size is unanimous with the size of fixed disk 7 this moment, for follow-up pull-out force test to nylon ribbon provides the basis, thereby the nylon ribbon is when carrying out pull-out force test in having solved among the current device, the nylon ribbon formed circle diameter is different, lead to the problem that the testing result appears deviating.
Secondly, through seting up spout 5 on mounting panel 3 and accomplishing the dismantlement and the installation of mounting panel 3 through rotating installation knot 4 to change fixed disk 7, so that the device can change corresponding fixed disk 7 according to the nylon ribbon of different size models, the device of being convenient for draws the test of taking off the power to the nylon ribbon of different models.
One side is equipped with control assembly 9 on the control base 8, be equipped with actuating assembly 10 on the control base 8, actuating assembly 10 one side is equipped with first telescopic link 11, one side that actuating assembly 10 was kept away from to first telescopic link 11 is equipped with toper piece 12, when the setting of control assembly 9 is tested the pulling-out force under the different operating modes of nylon ribbon, record the pressure value of extrusion piece 16 with the nylon ribbon under the different operating modes, simultaneously control actuating assembly 10 drives first telescopic link 11 and elongates or rotate, thereby simulate the required different operating modes of nylon ribbon, the pulling-out force detection of nylon ribbon under the different operating modes has been realized, control assembly 9 includes display module for show the pressure value that pressure sensor detected in real time, be sealing connection between toper piece 12 inner chamber one end and the second telescopic link 17, the toper piece 12 inner chamber other end and closing plate 20 sealing sliding connection, branch 15 is the same with baffle 19 quantity, and be located between two baffles 19 under every branch 15 initial state.
A plurality of groups of first limit grooves 23 are formed in the peripheral side face of the conical block 12 in an array manner, second limit grooves 25 are formed in the two sides of the first limit grooves 23, air outlet grooves 27 are formed in the second limit grooves 25, one stop block 19 is arranged in each first limit groove 23, a limit block 24 is arranged on the other side of each stop block 19, the limit block 24 is in sealing sliding connection with the second limit grooves 25, and the second limit blocks 24 are in elastic connection with the second limit grooves 25 through springs 26;
the fixed disk 7 is close to the one end of control base 8 and is equipped with flexible ring 18, is sealed sliding connection between toper piece 12 and the flexible ring 18, and the one end that toper piece 12 is close to control base 8 is equipped with closing plate 20, and first telescopic link 12 runs through closing plate 20 and is connected with bull stick 21 through differential mechanism, is equipped with heating element on the bull stick 21, and heating element is used for the inside gas heating of toper piece 12, is equipped with flabellum 22 on the bull stick 21 week side.
Firstly, when the tie ring of the nylon tie needs to be measured and aligned, the nylon tie is sleeved on the fixed disc 7, and whether the tie ring formed by the nylon tie reaches a preset value or not is judged by feeding back the pressure value of each extrusion block 16 to the control assembly 9, so that the tie ring of the nylon tie detected each time always keeps the same size, and the detection precision is improved.
Secondly, when the pulling-out force of the nylon ribbon is required to be tested under the working condition of simulating uniform stress, the driving assembly 10 is controlled by the control assembly 9 to enable the first telescopic rod 11 to extend towards the fixed disc 7, in the process, the conical block 12 moves towards the fixed disc 7 under the pushing of the first telescopic rod 11, the supporting rods 15 are extruded to enable all the supporting rods 15 on the circumferential surface of the fixed disc 7 to extend outwards uniformly, the pressure is uniformly applied to each position of the nylon ribbon, meanwhile, the pressure value received by the nylon ribbon is fed back to the control assembly 9 through the pressure sensor arranged on the extrusion block 16 and recorded, when the pressure value fed back by the pressure sensor is zero, the control unit judges that the nylon ribbon is broken at the moment, and the maximum pulling-out force of the nylon ribbon under the uniform working condition is displayed on the panel, so that the pulling-out force test of the nylon ribbon is simulated under the working condition of uniform stress.
Finally, when the pulling-off force of the nylon ribbon is tested under the working condition of needing to simulate uneven stress, the driving assembly 10 is controlled by the control assembly 9, the first telescopic rod 11 is enabled to extend towards the fixed disc 7, the first telescopic rod 11 is controlled to drive the conical block 12 to rotate, the control assembly 9 is controlled to heat the gas in the conical block 12 to a first preset value, the gas is heated and expanded, when the pressure of the gas to the stop block 19 is larger than the elastic force of the spring to the stop block 19, the heated and expanded gas extrudes the stop block 19 in sliding connection with the conical disc 12 to slide outwards, meanwhile, the conical block 12 is driven to rotate through the rotation of the first telescopic rod 11, in the process, as the first telescopic rod 11 is connected with the rotary rod 21 through the differential mechanism, when the conical block 12 is driven by the first telescopic rod 11, the rotary rod 21 is driven to rotate simultaneously, and the rotating speed of the rotary rod 21 is different from the rotating speed of the conical block 12, at the moment, the gas expanded in the conical block 12 is extruded by the fan blade 22 to expand in the conical block 12 to perform uneven expansion in the conical block 12, when the pressure of the gas is larger than the elastic force of the stop block 19, the gas is extruded to the stop block 19 to the different degrees of the expansion, the expansion of the gas is extruded to the stop block 19 is extruded to the different degrees in the conical block 19, the different degrees are extruded to the different degrees, the length of the nylon ribbon is extruded to the nylon ribbon is stressed to the different values, the length is stressed to the different values is controlled to stretch the nylon ribbon is stressed to be stressed to the different 15, and the working condition 15 is stressed to be stressed by the compression stress to be different.
When the nylon binding machine is used, an operator places the base 1 on a workbench, completes the installation of the workbench 1 through the bolts 2, installs the matched mounting plate 3 on the base 1 according to the model and the size of the nylon binding tape, and fixes the nylon binding tape through the mounting buckle 4, when the pull-off force test of different working conditions is carried out on the nylon binding tape, the bound nylon binding tape is sleeved on the outer side of the fixing plate 7 and extrudes the extrusion block 16, and the pressure value of the extrusion block 16 fed back to the control assembly 9 through the pressure sensor is adaptively adjusted to enable the nylon binding tape to be completely attached to the extrusion block 16; when the pulling-out force test of the nylon ribbon is performed under the working condition of simulating uniform stress, the control component 9 controls the first telescopic rod 11 to extend to drive the conical block 12 to extrude the supporting rods 15, so that all extrusion blocks 16 uniformly and outwards move, the pressure sensor is used for recording the pressure value of the extrusion blocks 16, when the pulling-out force test of the nylon ribbon is performed under the working condition of simulating non-uniform stress, the control component 9 controls the heating component to heat the inner temperature of the conical block 12 to a first preset value, so that gas in the conical block 12 expands, meanwhile, the control component 9 controls the driving component 10 to drive the first telescopic rod 11 to rotate and extend, the first telescopic rod 11 simultaneously drives the conical block 12 and the rotating rods 21 to rotate in an unsynchronized mode under the action of the differential mechanism, at this moment, the gas expanded in the conical block 12 is extruded by the fan blades 22 to perform uneven expansion in the conical block 12, the gas at this moment extrudes a plurality of blocks 19 to different degrees, so that the blocks 19 perform different degrees of outward extension on the nylon ribbon, and the extrusion blocks 19 are pushed by a plurality of lengths in the rotating process of the conical block 12 to push the supporting rods 15 to perform the pulling-out force test on the nylon ribbon, and the extrusion blocks 15 are not uniformly stretched out of the working condition of the extrusion blocks 15.
To sum up: when the pulling-out force of the nylon tie is tested under the working condition of simulating uniform stress, the control assembly 9 controls the driving assembly 10 to drive the first telescopic rod 11 to extend, so that the conical block 12 extends and extrudes the second telescopic rod 17 to shrink the second telescopic rod 17, the supporting rod 15 is magnetically attracted with the surface of the conical block 12 under the action of magnetic force, and the nylon tie is gradually and outwards extended along with the movement of the conical block 12 to uniformly extrude the nylon tie; when the pulling-out force of the nylon ribbon is tested under the working condition of simulating uneven stress, the driving assembly 10 is controlled by the control assembly 9 to drive the first telescopic rod 11 to rotate and stretch, the heating assembly is controlled by the control assembly 9 to heat the temperature in the conical block 12 to a first preset value, so that the gas in the conical block 12 is heated and expanded, meanwhile, the first telescopic rod 11 drives the conical block 12 and the rotating rod 21 to rotate differently, and at the moment, the gas in the conical block 12 is subjected to the rotation of the rotating rod 21 to expand unevenly and push the baffle 19 to move unevenly outwards, and the plurality of baffles 19 are driven to contact the supporting rods 15 through the rotation of the conical block 12 and squeeze the supporting rods 15 to simulate the pulling-out force test of the nylon ribbon under the working condition of uneven stress.
Example two
In practical use, operators find that, due to the large application range of the nylon ribbon, the pull-out force limit of the nylon ribbon cannot be accurately obtained only through the simulation test under the non-uniform and uniform stress states, and the pull-out force of the nylon ribbon is also different under different temperatures under the influence of the nylon material.
The first spacing groove 23 of multiunit has been seted up to the array on the toper piece 12 week side, the second spacing groove 25 has been seted up to first spacing groove 23 both sides, the last gas outlet groove 27 that has been seted up of second spacing groove 25, the fixed disk 7 is close to the one section of control base 8 and is equipped with flexible ring 18, be sealed sliding connection between toper piece 12 and the flexible ring 18, the one end that toper piece 12 is close to control base 8 is equipped with closing plate 20, be equipped with bull stick 21 on the closing plate 20, be equipped with heating element on the bull stick 21, heating element is used for the inside gas heating of toper piece 12, be equipped with flabellum 22 on the bull stick 21 week side.
As shown in fig. 5, first, the heating component is controlled by the control component 9 to heat the temperature in the conical block 12 to a second preset value, because the inner cavity of the conical block 12 is a closed space, the gas expanded by heating in the conical block 12 pushes the limiting block 24 to slide in the second limiting groove 25 and enable the extrusion spring 26 to shrink until the limiting block 24 is attached to the top of the second limiting groove 25, in the process, when the limiting block 24 moves to the top of the second limiting groove 25 along with the movement of the limiting block 24, the inner cavity of the conical block 12 is communicated with the air outlet groove 27, the heated gas is discharged into the fixed disc 7 through the air outlet groove 27 and is discharged through the through groove 13 to heat the nylon ribbon arranged on the outer side of the fixed disc 7, so that a high-temperature environment is simulated, and the simulation of the high-temperature environment is realized.
Secondly, when the pulling-out force of the nylon ribbon is required to be tested under the working condition of simulating uniform stress at high temperature, as the ductility of the nylon ribbon is enhanced under the high temperature, the maximum pulling-out force of the nylon ribbon can not be measured only by pushing the supporting rod 15 through the conical block 12, at the moment, the control component 9 controls the first telescopic rod 11 to drive the conical block 12 to rotate once, so that the stop blocks 19 arranged on the conical block 12 are in one-to-one correspondence with the supporting rod 15, and then the first telescopic rod 11 drives the conical block 12 to move, so that the stop blocks 19 on the conical block 12 squeeze the supporting rod 15, and the uniform pulling-out force is applied to the nylon ribbon by adjusting the movement of the conical block 12, so that the nylon ribbon under the high temperature working condition is uniformly extruded and tested.
Finally, when the pulling-out force of the nylon ribbon is tested under the working condition of non-uniform stress at high temperature, the control component 9 is used for controlling the first telescopic rod 11 to continuously rotate and stretch, in the rotating process, the stop blocks 19 stretch to different degrees due to irregular expansion of gas, at the moment, the stop blocks 19 with different elongations extrude the plurality of support rods 15, so that the support rods 15 apply different pulling-out forces to different positions of the nylon ribbon, and the pulling-out force of each point is recorded through the pressure sensor, so that the pulling-out force detection of the non-uniform extrusion of the nylon ribbon under the high temperature working condition is completed.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a simulation nylon ribbon multi-condition draws and takes off power test equipment, includes the base, its characterized in that, base top one side is equipped with the mounting panel, mounting panel one side is equipped with the control base, be equipped with control assembly on the control base, be equipped with a set of support frame on the mounting panel, the support frame is kept away from the one end of mounting panel and is equipped with the fixed disk, be annular array on the fixed disk periphery and be equipped with a plurality of logical grooves, every be equipped with a branch respectively in the logical groove, the branch is kept away from the one end of fixed disk and is equipped with the extrusion piece, be equipped with pressure sensor on the extrusion piece, pressure sensor is used for detecting the pressure value that the dog received, the branch other end passes through magnet and second telescopic link magnetism actuation, the one end that the second telescopic link kept away from the control base is equipped with the disc, the second telescopic link other end is connected with the toper piece;
a plurality of groups of first limit grooves are formed in the peripheral side face of the conical block in an array manner, a first telescopic rod is arranged on one side of the conical block, second limit grooves are formed in two sides of the first limit grooves, air outlet grooves are formed in the second limit grooves, a stop block is arranged in each first limit groove, a pressure sensor is used for detecting the pressure value born by the stop block, a limiting block is arranged on the other side of the stop block, the limiting block is in sealing sliding connection with the second limit grooves, and the limiting block is in elastic connection with the second limit grooves through springs;
the fixed disk is provided with a telescopic ring at one end close to the control base, the conical block is in sealing sliding connection with the telescopic ring, a sealing plate is arranged at one end of the conical block close to the control base, the first telescopic rod penetrates through the sealing plate and is connected with the rotating rod through the differential mechanism, the rotating rod is provided with a heating assembly, the heating assembly is used for heating gas in the conical block, and the peripheral side face of the rotating rod is provided with fan blades;
when the working condition of even stress of the nylon ribbon is simulated, the control assembly controls the conical block to move into the fixed disc and extrude the second telescopic rod, the supporting rod is magnetically attracted with the conical block under the magnetic attraction force, and slides outwards on the conical block along with the movement of the conical block to evenly extrude the nylon ribbon on the fixed disc, and the pressure value born by the nylon ribbon is recorded through the pressure sensor, so that the pull-out force detection of the nylon ribbon under the even working condition is completed;
when the inhomogeneous atress's of simulation nylon ribbon operating mode, control assembly control heating element is with the interior temperature of toper piece intensifies to first default, and control first telescopic link is stretched simultaneously and is rotated, and heated expansion's gas carries out inhomogeneous expansion and promotes a plurality of dogs and carries out inhomogeneous extension under the rotation of bull stick, and along with the rotation of toper piece and branch contact and promote branch extrusion nylon ribbon, accomplish the pull-out force test to nylon ribbon under the inhomogeneous operating mode.
2. The simulated nylon tie multi-condition pull-out force testing device of claim 1, wherein a plurality of bolts are arranged around the base, and the base is connected with the workbench through the bolts.
3. The simulated nylon tie multi-condition pull-out force test apparatus of claim 1 wherein said extrusion block is sized to be larger than the size of the through slot.
4. The simulated nylon tie multi-condition pull-out force testing device of claim 1, wherein a control assembly is arranged on one side of the control base, a driving assembly is arranged on the control base, a first telescopic rod is arranged on one side of the driving assembly, and a conical block is arranged on one side of the first telescopic rod away from the driving assembly.
5. The simulated nylon ribbon multi-working-condition pulling-out force testing device according to claim 1, wherein a chute is formed in the mounting plate, a mounting buckle is arranged in the chute, and the mounting buckle is movably connected with the base.
6. The simulated nylon tie multi-condition pull-out force testing device of claim 1, wherein the control assembly comprises a display assembly for displaying the pressure value detected by the pressure sensor in real time.
7. The simulated nylon ribbon multi-condition pulling-out force testing device according to claim 1, wherein one end of the inner cavity of the conical block is in sealing connection with the second telescopic rod, and the other end of the inner cavity of the conical block is in sealing sliding connection with the sealing plate.
8. The simulated nylon tie multi-condition pull-out force testing device of claim 1, wherein the number of struts is the same as the number of baffles, and each strut is initially positioned between two baffles.
Priority Applications (1)
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