CN211784787U

CN211784787U - Tensile testing arrangement that pulls of nano-material fibre

Info

Publication number: CN211784787U
Application number: CN202020078842.XU
Authority: CN
Inventors: 柯惠珍; 魏取福
Original assignee: Minjiang University
Current assignee: Minjiang University
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-10-27
Anticipated expiration: 2030-01-14

Abstract

The utility model belongs to the technical field of the test equipment is dragged to the tensile, especially, is a testing arrangement is dragged to nano-material fibre tensile, the power distribution box comprises a box body, S type force sensor and electric putter and anchor clamps mechanism, S type force sensor ' S one end fixed connection is on the top inner wall of box, electric putter fixed connection is on the bottom inner wall of box, S type force sensor ' S other end fixedly connected with becket bridle, fixedly connected with mount pad on electric putter ' S the output shaft, anchor clamps mechanism includes that fixed connection presss from both sides in the U type at mount pad top, the inboard sliding connection that the U type pressed from both sides has the splint of vertical setting and the guide bar that the level set up. The utility model relates to a rationally, the nano-material fibre that awaits measuring passes behind the becket bridle and the centre gripping presss from both sides in the U type, and taut nano-material fibre and snap it when the U type presss from both sides the decline subtracts behind the becket bridle dead weight and gets the average number, alright record single nano-material fibrous biggest tensile strength, and the measuring result is more accurate.

Description

Tensile testing arrangement that pulls of nano-material fibre

Technical Field

The utility model relates to a test equipment technical field is dragged to the tensile, especially relates to a testing arrangement is dragged to nano-material fibre tensile.

Background

The tensile testing device is used for measuring the strength of the nano material by pulling the nano material, so that whether the strength meets the tensile standard or not is judged, the tensile testing device has wide adaptability, different materials can be tested, and people can know the materials conveniently, so that the tensile testing device is improved; through retrieval, chinese patent with grant publication number CN208488327U discloses a testing arrangement is dragged to nano-material fibre, including the tensile testing arrangement base that drags, the equal fixed mounting in upper end both sides surface of the tensile testing arrangement base has the mount table, and one side middle part surface fixed connection of mount table has the transmission platform, and the upper end surface fixed mounting of transmission platform has No. two fixers, and the opposite side surface fixed mounting of mount table has the control box, and the upper end surface fixed connection of control box has temperature sensing mechanism. This design is equipped with protection machanism, temperature sensing mechanism and lubricator, can prevent to make people be injured because of the material is stretched over to be broken at the test procedure, has played a safeguard measure to can the perception outside air temperature, make the numerical value of measuring more accurate, can also lubricate the transmission part, improve the life of machine.

However, the design has shortcomings, and the patent designs the nano material fiber tensile testing device so that the nano material fiber tensile testing device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of the prior art, and provides a tensile testing device for nano-material fibers.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a nano-material fiber anti-pulling testing device comprises a box body, an S-shaped tension sensor, an electric push rod and a clamp mechanism, one end of the S-shaped tension sensor is fixedly connected to the inner wall of the top of the box body, the electric push rod is fixedly connected to the inner wall of the bottom of the box body, the other end of the S-shaped tension sensor is fixedly connected with a rope ring, an output shaft of the electric push rod is fixedly connected with a mounting seat, the clamp mechanism comprises a U-shaped clamp fixedly connected with the top of the mounting seat, the inner side of the U-shaped clamp is connected with a vertically arranged clamping plate and a horizontally arranged guide rod in a sliding manner, one end of the guide rod is fixedly connected with one side of the clamping plate, the front side of the clamping plate is rotatably connected with a screw rod which is horizontally arranged, the U-shaped clamp is sleeved outside the screw rod in a threaded manner, and one end of the screw rod extends to the outside of the U-shaped clamp and is fixedly sleeved with a handball.

Preferably, a group of rubber teeth is fixedly bonded on the inner wall of one side of the clamping plate and the inner wall of one side of the U-shaped clamp, the front side of the box body is rotatably connected with a box door through a hinge, an observation window is arranged on the box door, and when the box door is closed, the broken nano-material fibers can be prevented from splashing to hurt people.

Preferably, set up the guiding hole with guide bar looks adaptation on one side inner wall of U type clamp, the other end of guide bar runs through the guiding hole and extends to the outside that the U type pressed from both sides, and the setting up of guide bar makes the steady smooth and easy removal of splint.

Preferably, a threaded hole is formed in the inner wall of the other side of the U-shaped clamp, and the screw is sleeved in the threaded hole in a threaded mode, so that the screw can be conveniently screwed into the U-shaped clamp.

Preferably, the outer side of the screw is fixedly sleeved with an inner ring of the bearing, and an outer ring of the bearing is fixedly connected with the front side of the clamping plate, so that the screw can rotate stably and smoothly.

The utility model discloses a tensile testing arrangement that drags of nano-material fibre, through penetrating the nano-material fibre that will await measuring in the becket bridle, draw the fibrous both ends of zener material and put into the U type and press from both sides, the rotating handball, the handball drives the screw rod rotation, screw rod rotation in screw hole and move to the inboard of U type clamp when rotatory, the screw rod promotes splint through the bearing and moves to the left side, splint drive a set of rubber tooth and a set of rubber tooth on the U type clamp inner wall and be close to each other, when two sets of rubber teeth mutually laminated, can be with firm clamp of nano-material fibre in the U type clamp;

the nano material fiber tensile-resistant testing device in the utility model drives the mounting seat and the U-shaped clamp to descend through the electric push rod, the U-shaped clamp descends and can pull down the nano material fiber, the S-shaped tension sensor can measure the maximum tension of the nano material fiber when the nano material fiber is broken, the maximum tensile strength of a single nano material fiber can be obtained after the dead weight of the rope ring is subtracted and the average number is obtained, so that the measured value is more accurate;

the utility model relates to a rationally, the nano-material fibre that awaits measuring passes behind the becket bridle and the centre gripping presss from both sides in the U type, and taut nano-material fibre and snap it when the U type presss from both sides the decline subtracts behind the becket bridle dead weight and gets the average number, alright record single nano-material fibrous biggest tensile strength, and the measuring result is more accurate.

Drawings

Fig. 1 is a schematic structural diagram of a nano-material fiber pulling resistance testing apparatus according to the present invention;

fig. 2 is a schematic structural diagram of a fixture mechanism of a tensile testing apparatus for nano-material fibers according to the present invention.

In the figure: 1. a box body; 2. an S-shaped tension sensor; 3. an electric push rod; 4. a mounting seat; 5. a rope loop; 6. a U-shaped clamp; 7. a splint; 8. a screw; 9. a handball; 10. a guide bar; 11. a guide hole; 12. a threaded hole; 13. a bearing; 14. rubber teeth.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a testing device for tensile resistance of nano-material fiber comprises a box body 1, an S-shaped tension sensor 2, an electric push rod 3 and a clamp mechanism, wherein the model of the S-shaped tension sensor 2 is S-shaped tension pressure sensor U10A, one end of the S-shaped tension sensor 2 is fixedly connected to the inner wall of the top of the box body 1, the electric push rod 3 is fixedly connected to the inner wall of the bottom of the box body 1, the other end of the S-shaped tension sensor 2 is fixedly connected with a rope loop 5, an output shaft of the electric push rod 3 is fixedly connected with a mounting seat 4, the clamp mechanism comprises a U-shaped clamp 6 fixedly connected to the top of the mounting seat 4, the inner side of the U-shaped clamp 6 is slidably connected with a vertically arranged clamp plate 7 and a horizontally arranged guide rod 10, one end of the guide rod 10 is fixedly connected to one side of the clamp plate 7, the front side of the clamp plate 7 is rotatably, one end of the screw 8 extends to the outer side of the U-shaped clamp 6 and is fixedly sleeved with a handball 9.

The utility model discloses in, all be fixed with a set of rubber tooth 14 that bonds on one side of splint 7 and one side inner wall of U type clamp 6, the front side of box 1 is connected with the chamber door through the hinge rotation, and is provided with the observation window on the chamber door, and when the lid closed the chamber door, can avoid the nano-material fibre of straining absolutely to splash and hinder the people.

The utility model discloses in, set up the guiding hole 11 with guide bar 10 looks adaptation on the one side inner wall of U type clamp 6, the other end of guide bar 10 runs through guiding hole 11 and extends to the outside that the U type pressed from both sides 6, and setting up of guide bar 10 makes the steady smooth and easy removal of splint 7.

The utility model discloses in, set up threaded hole 12 on the opposite side inner wall of

U type clamp

6, 8 screw threads of screw rod cup joint in threaded hole 12, and the convenience is pressed from both sides 6 with 8 screw ins of screw rod to the U type.

The utility model discloses in, the fixed inner circle that has cup jointed bearing 13 in the outside of screw rod 8, and bearing 13's outer lane and splint 7's front side fixed connection for the steady smooth and easy rotation of screw rod 8.

In the utility model, when in use, the S-shaped tension sensor 2 and the electric push rod 3 are electrically connected with an external controller, the nano material fiber to be tested is penetrated into the rope ring 5, then the two ends of the nano material fiber are aligned and put into the U-shaped clamp 6, the handball 9 is rotated, the handball 9 drives the screw rod 8 to rotate, the screw rod 8 rotates in the threaded hole 12 and moves towards the inner side of the U-shaped clamp 6 when rotating, the screw rod 8 pushes the splint 7 to move towards the left side through the bearing 13, the splint 7 drives a group of rubber teeth 14 to be close to a group of rubber teeth 14 on the inner wall of the U-shaped clamp 6, when the two groups of rubber teeth 14 are mutually attached, the nano material fiber can be firmly clamped in the U-shaped clamp 6, then the electric push rod 3 is started, the electric push rod 3 drives the mounting seat 4 and the U-shaped clamp 6 to descend, the U-shaped clamp 6 can descend and can pull down the nano material fiber, when the nano material fiber is tensioned, the S-shaped tension sensor 2, after the dead weight of the rope ring 5 is subtracted and the average value is obtained, the maximum tensile strength of a single nano material fiber can be obtained, and the measured value is more accurate.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Claims

1. A tensile testing device for nano-material fibers comprises a box body (1), an S-shaped tension sensor (2), an electric push rod (3) and a clamp mechanism, wherein one end of the S-shaped tension sensor (2) is fixedly connected to the inner wall of the top of the box body (1), the electric push rod (3) is fixedly connected to the inner wall of the bottom of the box body (1), the tensile testing device is characterized in that the other end of the S-shaped tension sensor (2) is fixedly connected with a rope ring (5), an output shaft of the electric push rod (3) is fixedly connected with a mounting seat (4), the clamp mechanism comprises a U-shaped clamp (6) fixedly connected to the top of the mounting seat (4), the inner side of the U-shaped clamp (6) is slidably connected with a vertically arranged clamping plate (7) and a horizontally arranged guide rod (10), one end of the guide rod (10) is fixedly connected with one side of the clamping plate (7), the front side of splint (7) is rotated and is connected with screw rod (8) that the level set up, the outside in screw rod (8) is cup jointed to U type clamp (6) screw thread, the one end of screw rod (8) extends to the outside that the U type pressed from both sides (6) and fixed cover has connect handball (9).

2. The nano-material fiber tensile testing device according to claim 1, wherein a set of rubber teeth (14) is fixedly bonded on one side of the clamping plate (7) and one inner wall of the U-shaped clamp (6), the front side of the box body (1) is rotatably connected with a box door through a hinge, and the box door is provided with an observation window.

3. The pulling resistance testing device for the nano-material fiber is characterized in that a guiding hole (11) matched with the guiding rod (10) is formed in the inner wall of one side of the U-shaped clamp (6), and the other end of the guiding rod (10) penetrates through the guiding hole (11) and extends to the outer side of the U-shaped clamp (6).

4. The nano-material fiber tensile testing device according to claim 1, wherein a threaded hole (12) is formed in the inner wall of the other side of the U-shaped clamp (6), and the screw (8) is sleeved in the threaded hole (12) in a threaded manner.

5. The tensile testing device for the nano-material fiber is characterized in that the outer side of the screw (8) is fixedly sleeved with the inner ring of the bearing (13), and the outer ring of the bearing (13) is fixedly connected with the front side of the clamping plate (7).