CN211206031U

CN211206031U - Physics is with material tensile test testing machine

Info

Publication number: CN211206031U
Application number: CN201921980940.6U
Authority: CN
Inventors: 王博; 刘恕华
Original assignee: Hengshu Optoelectronic Technology Shanghai Co ltd
Current assignee: Hengshu Optoelectronic Technology Shanghai Co ltd
Priority date: 2019-11-17
Filing date: 2019-11-17
Publication date: 2020-08-07
Anticipated expiration: 2029-11-17

Abstract

The utility model discloses a physics is with material tensile test testing machine belongs to tensile testing machine technical field. A material tension testing machine for physics comprises a supporting base, wherein a working box is fixedly arranged on the upper surface of the supporting base, a display screen is fixedly arranged on the upper surface of the working box, a working rod is fixedly arranged on the right side of the upper surface of the supporting base, a supporting transverse plate is fixedly arranged at the top end of the working rod, a tension sensor is fixedly arranged at the lower end of the supporting transverse plate, and an upper fixing clamp is fixedly arranged at the lower end of the tension sensor; the utility model discloses a set up the working beam into extending structure, thereby can mutually support through location inserted bar, locating hole and position fixing hole and can change the working beam height, through setting the screw rod into dismantled and assembled structure, can change the height of screw rod, through set up multistation material tensile test testing machine at the support base upper surface, the deformation condition when can the different materials of audio-visual contrast are drawn more.

Description

Physics is with material tensile test testing machine

Technical Field

The utility model relates to a tensile test machine technical field especially relates to a material tensile test testing machine is used to physics.

Background

The tensile testing machine is a mechanical stress applying testing machine for testing mechanical properties such as static load, tension, compression, bending, shearing, tearing, peeling and the like of instruments and equipment aiming at various materials.

Through retrieval, the patent with the Chinese patent application number of 201810155171.X discloses a material tension test testing machine for students in physical classes, which comprises a base. The above patents suffer from the following disadvantages: this physics class student is with material tension test testing machine can not height-adjusting, when the longer material of needs test, probably lead screw spiral shell piece has arrived extreme position but the material still does not reach the tensile strength limit when tensile to influence the experimental result, the utility model discloses a physics is with the problem that material tension test testing machine is used for solving the unable regulation of working length.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the screw block of the screw rod reaches the limit position but the material still does not reach the tensile strength limit when the screw block is stretched when the longer material is required to be tested in the prior art, thereby influencing the experimental result and providing a material tensile test testing machine for physics.

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

the utility model provides a material tensile test testing machine is used to physics life, includes the support base, it has the work box to support fixed surface to install on the base, fixed surface installs the display screen on the work box, it has the working beam to support base upper surface right side fixed mounting, top fixed mounting has the support diaphragm on the working beam, support diaphragm upper surface is fixed and has been seted up spacing hole, support diaphragm lower extreme fixed mounting has force sensor, force sensor lower extreme fixed mounting has last fixation clamp.

Preferably, the support base is provided with a working motor in a fixed surface manner, the output end of the working motor is fixedly provided with a screw rod, the outer side of the screw rod is movably provided with a screw rod block, the upper surface of the screw rod block is fixedly provided with a lower fixing clamp, the lower surface of the screw rod block is fixedly provided with a laser range finder, and the other end of the screw rod extends to the inner side of the limiting hole.

Preferably, the working rod is designed to be of a telescopic structure, the working rod uses the working support rod as a body, the lower end of the working support rod is movably provided with a rod sleeve, the outer side surface of the working support rod is fixedly provided with a positioning hole and provided with positioning insertion rods, the positioning hole is vertically arranged and distributed at equal intervals relative to the vertical center line of the working support rod, the outer side surface of the rod sleeve is fixedly provided with a position fixing hole, and the specification and the size of the position fixing hole are matched with the specification and the size of the positioning insertion rods.

Preferably, the screw rod is designed to be detachable, a threaded rod is fixedly mounted at the midpoint of the lower end of the screw rod, a threaded hole is formed at the midpoint of the upper end of the screw rod, and the specification and the size of the threaded rod are matched with those of the threaded hole.

Preferably, the upper fixing clamp uses a fixing bottom plate as a main body, a fixing screw rod is movably mounted on the front side of the fixing bottom plate, one end of the fixing screw rod penetrates through the fixing bottom plate and extends to the outer side of the fixing bottom plate, a moving plate is fixedly mounted at the other end of the fixing screw rod, a fixing top plate is movably mounted on the right side of the moving plate, and the upper fixing clamp and the lower fixing clamp are identical in structure.

Preferably, a pair of working platforms is symmetrically arranged on the upper surface of the supporting base in an image-symmetrical manner, and a pair of display screens fixedly arranged on the upper surface of the working box is symmetrically arranged on the vertical center line of the upper surface of the working box.

Compared with the prior art, the utility model provides a material tensile test testing machine is used to physics life possesses following beneficial effect:

1. this student is with material tensile test testing machine for physics through setting up the working beam into extending structure, thereby can change the working beam height through location inserted bar, locating hole and the hole of remaining silent mutually supports to greatly increased work efficiency.

2. This material tensile test testing machine is used to physics, through setting the lead screw to detachable construction, can the adaptation increase and decrease lead screw's figure when changing the work lever height to change lead screw's height, thereby increase of service life.

3. This material tensile test testing machine is used to physics through set up multistation material tensile test testing machine at support base upper surface, can carry out the tensile test to different materials simultaneously, the deformation condition when can more audio-visual contrast different materials are drawn to reinforcing practicality.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a screw rod's of drive of work motor rotation can realize the lift of lead screw spiral shell piece, realizes the tensile test to the material, convenient to use, and the control of being convenient for, and the stationarity of device operation is high, and the cooperation laser range finder carries out the measurement of lift distance, has improved test precision.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of a material tensile testing machine for physics according to the present invention;

fig. 2 is a schematic structural view of a working rod of a material tensile testing machine for physics according to the present invention;

fig. 3 is a schematic structural view of a fixing clamp of a material tensile testing machine for physics according to the present invention;

fig. 4 is the utility model provides a physics is with structural schematic diagram of material tensile test testing machine lead screw rod.

In the figure: 1. a support base; 2. a work box; 3. a working lever; 4. supporting the transverse plate; 5. a limiting hole; 6. a tension sensor; 7. an upper fixing clip; 8. a working motor; 9. a lead screw rod; 10. a screw block of the screw rod; 11. a lower fixing clip; 12. a laser range finder; 13. a working strut; 14. a rod sleeve; 15. positioning holes; 16. positioning the inserted rod; 17. a position-retaining hole; 18. a threaded rod; 19. a threaded hole; 20. fixing the bottom plate; 21. fixing the screw rod; 22. moving the plate; 23. fixing a top plate; 24. a display screen.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a material tensile test testing machine for physics life, including supporting base 1, support base 1 upper surface fixed mounting has work box 2, work box 2 upper surface fixed mounting has display screen 24, support base 1 upper surface right side fixed mounting has work bar 3, the last top fixed mounting of work bar 3 has support diaphragm 4, support diaphragm 4 upper surface fixed mounting has seted up spacing hole 5, support diaphragm 4 lower extreme fixed mounting has tension sensor 6, tension sensor 6 lower extreme fixed mounting has last fixation clamp 7, tension sensor 6 model is Y L-325.

Support 1 upper surface fixed mounting of base and have

work motor

8, 8 output end fixed mounting of work motor has lead screw 9, movable mounting has lead screw spiral shell piece 10 in the lead screw 9 outside, surface fixed mounting has down fixation clamp 11 on the lead screw spiral shell piece 10, surface fixed mounting has laser range finder 12 under the lead screw spiral shell piece 10, the lead screw 9 other end extends to spacing 5 inboards in hole, the 12 models of laser range finder is G L M30, can be through

last fixation clamp

7 and 11 cooperation work of fixation clamp down, thereby firmly fix the measured object spare, thereby facilitate the better completion of work.

The working rod 3 is the scalable structure design, the working rod 3 uses working strut 13 as the body, 13 lower extreme movable mounting of working strut has

rod cover

14, 13 outside fixed surface of working strut has seted up locating hole 15 and has disposed location inserted bar 16, locating hole 15 distributes about 13 perpendicular central line equidistance vertical arrangement of working strut, 14 outside fixed surface of rod cover has seted up position-fixing hole 17, and position-fixing hole 17 specification and 16 specification and dimension looks adaptations of location inserted bar, can promote from rod cover 14 through working strut 13, thereby change working height, facilitate work and develop better.

The screw rod 9 is a detachable structure design, a threaded rod 18 is fixedly mounted at the middle point of the lower end of the screw rod 9, a threaded hole 19 is formed in the middle point of the upper end of the screw rod 9, the specification and the size of the threaded rod 18 are matched with the specification and the size of the threaded hole 19, and the number of the screw rods 9 can be increased or decreased so that the length of the screw rod 9 can be adjusted to adapt to the adjustment of the working rod 3.

The upper fixing clamp 7 takes the fixing bottom plate 20 as a main body, a fixing screw 21 is movably mounted on the front side of the fixing bottom plate 20, one end of the fixing screw 21 penetrates through the fixing bottom plate 20 and extends to the outer side of the fixing bottom plate 20, a moving plate 22 is fixedly mounted on the other end of the fixing screw 21, a fixing top plate 23 is movably mounted on the right side of the moving plate 22, the upper fixing clamp 7 is identical to the lower fixing clamp 11 in structure, and the fixing screw 21 can be rotated to drive the moving plate 22 to move forward, so that the detected material is fixed.

A pair of working platforms are symmetrically arranged on the upper surface of the supporting base 1 in an image-symmetrical manner, a pair of display screens 24 fixedly arranged on the upper surface of the working box 2 is symmetrically arranged on the upper surface of the working box 2 in a surface-perpendicular center line manner, and therefore deformation conditions of different materials can be visually contrasted when the different materials are pulled more, and the impression is deepened better.

In the utility model, when the material tension test tester for physics is used for material tension test, firstly, according to the length and model of the material to be tested, the length of the working rod 3 is adjusted, the working rod 13 is lifted to the required height, the positioning hole 15 fixedly arranged at the outer side of the working rod 13 and the positioning hole 17 fixedly arranged at the outer side of the rod sleeve 14 are ensured to be positioned on the same horizontal line, then the positioning insertion rod 16 penetrates through the positioning hole 15 fixedly arranged at the outer side of the working rod 13, the positioning hole 17 fixedly arranged at the outer side of the rod sleeve 14 is extended to the outer side of the working rod 13, thereby fixing the working rod 13 and the rod sleeve 14, avoiding the relative displacement of the working rod 13 and the rod sleeve 14, then the length of the lead screw 9 is determined according to the relative position relationship of the working rod 13 and the rod sleeve 14, the lead screw 9 is adapted to the height of the working rod 3 by increasing the number of the lead screws 9, a threaded rod 18 fixedly arranged at the lower end of the screw rod 9 is rotated into a threaded hole 19 fixedly arranged at the upper end of the screw rod 9, meanwhile, the other end of the screw rod 9 is ensured to extend into the limiting hole 5, then the two ends of the material to be detected are respectively arranged in the upper fixing clamp 7 and the lower fixing clamp 11, then the working motor 8 is started, the working motor 8 rotates to drive the screw rod 9 to rotate, thereby driving the screw rod block 10 to descend, thereby stretching the material to be measured, the tension sensor 6 can record the stress condition of the material and display the stress condition in the display screen 24, laser range finder 12 can take notes the material by tensile length and show in display screen 24, and the mirror symmetry distributes and installs a pair of work platform on supporting base 1 upper surface, can carry out the tensile test to different materials simultaneously, the deformation condition when can more audio-visual contrast different materials are pulled to better deepen the study impression.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a material tensile test testing machine is used to physics, is including supporting base (1), its characterized in that, it installs work box (2) to support fixed surface on base (1), fixed surface installs display screen (24) on work box (2), it has work lever (3) to support base (1) upper surface right side fixed mounting, top fixed mounting has support diaphragm (4) on work lever (3), support diaphragm (4) upper surface fixed mounting has seted up spacing hole (5), support diaphragm (4) lower extreme fixed mounting has force sensor (6), force sensor (6) lower extreme fixed mounting has last fixation clamp (7).

2. The material tensile test testing machine for the student of physics according to claim 1, characterized in that, support base (1) upper surface fixed mounting has work motor (8), work motor (8) output fixed mounting has lead screw (9), movable mounting has lead screw spiral shell piece (10) outside lead screw (9), fixed surface mounting has lower fixation clamp (11) on lead screw spiral shell piece (10), fixed surface mounting has laser range finder (12) under lead screw spiral shell piece (10), the lead screw (9) other end extends to spacing hole (5) inboard.

3. The material tensile test testing machine for physics use according to claim 1, characterized in that the working rod (3) is designed to be a telescopic structure, the working rod (3) uses the working support rod (13) as a body, a rod sleeve (14) is movably installed at the lower end of the working support rod (13), a positioning hole (15) is fixedly formed in the outer side surface of the working support rod (13) and is provided with a positioning insertion rod (16), the positioning hole (15) is vertically arranged and distributed at equal intervals relative to the vertical center line of the working support rod (13), a position fixing hole (17) is fixedly formed in the outer side surface of the rod sleeve (14), and the specification and size of the position fixing hole (17) are matched with the specification and size of the positioning insertion rod (16).

4. The material tensile testing machine for physical students according to claim 2, wherein the screw rod (9) is designed to be detachable, a threaded rod (18) is fixedly installed at a midpoint of a lower end of the screw rod (9), a threaded hole (19) is formed at a midpoint of an upper end of the screw rod (9), and the specification and size of the threaded rod (18) are matched with the specification and size of the threaded hole (19).

5. The material tensile test testing machine for physics use according to claim 1, characterized in that the upper fixing clamp (7) uses a fixed bottom plate (20) as a main body, a fixed screw (21) is movably installed at the front side of the fixed bottom plate (20), one end of the fixed screw (21) penetrates through the fixed bottom plate (20) and extends to the outer side of the fixed bottom plate (20), a movable plate (22) is fixedly installed at the other end of the fixed screw (21), a fixed top plate (23) is movably installed at the right side of the movable plate (22), and the upper fixing clamp (7) and the lower fixing clamp (11) have the same structure.

6. The tension test machine for the materials for physical students according to claim 1, wherein a pair of working platforms are symmetrically arranged on the upper surface of the supporting base (1) in an image-to-image manner, and a pair of display screens (24) fixedly arranged on the upper surface of the working box (2) is symmetrically arranged on the upper surface of the working box (2) in a vertical center line manner.