CN215833129U

CN215833129U - Special electronic simply supported beam impact testing machine for testing high polymer materials

Info

Publication number: CN215833129U
Application number: CN202122227784.XU
Authority: CN
Inventors: 马剑江; 马俊生; 张桂云; 邓晟林; 谢清龙
Original assignee: Guangdong Psf Polymer Co ltd
Current assignee: Guangdong Psf Polymer Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-02-15
Anticipated expiration: 2031-09-14

Abstract

The utility model relates to the field of building steel structures, in particular to an electronic simply supported beam impact testing machine special for testing a high polymer material, which comprises a bottom table, wherein the upper end surface of the bottom table is provided with an installation seat, the upper end surface of the installation seat is fixedly connected with a blocking plate near one side edge, the front end and the rear end of the blocking plate are respectively fixedly connected with a side plate extending towards one side direction, the shape of the side plate is L-shaped, the outer surface of the side plate is provided with a trapezoidal sliding block in a sliding manner through a distance adjusting mechanism, the outer surface of the side plate is provided with a trapezoidal groove for inserting the trapezoidal sliding block, one side of the blocking plate near the trapezoidal sliding block is movably provided with a hard plate through an elastic mechanism, the outer surface of one side of the hard plate far away from the elastic mechanism is fixedly connected with a soft plate, and the edge of the rear end of the bottom table is provided with a pendulum mechanism with an end part passing through the two side plates when swinging, the utility model can flexibly adapt to pipe fitting materials with different sizes and is safer to use.

Description

Special electronic simply supported beam impact testing machine for testing high polymer materials

Technical Field

The utility model relates to the field of building steel structures, in particular to an electronic simply supported beam impact testing machine special for testing high polymer materials.

Background

Special electron simple beam impact testing machine of macromolecular material test comes to carry out impact testing to the material through the swing of pendulum, in the testing process of pipe fitting material, current testing machine has the drawback when fixed, only realize inserting of pipe fitting through grooved mode and put, and to the pipe fitting of different pipe diameters size, hardly ensure that the pipe fitting does not take place not become flexible phenomenon behind the income inslot, thereby make when impact testing the pipe fitting along one section distance of inboard slip in groove, influence experimental precision, and when the pendulum was put down if the pipe fitting is out of shape and drops to ground after, the pendulum can be reciprocating swing always, the user is injured easily in the people for stopping, it is not safe enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the background technology, and provides an electronic simply supported beam impact testing machine special for testing a high polymer material.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows: special electron simple beam impact tester of macromolecular material test, including the base frame, the mount pad is installed to the up end of shown base frame, the up end of mount pad is close to one side border fixedly connected with barrier plate, the curb plate that fixedly connected with extends towards one side direction respectively of the front and back end of barrier plate, the appearance of curb plate is the L type, just the surface of curb plate has trapezoidal slider through roll adjustment mechanism slidable mounting, the trapezoidal groove that supplies trapezoidal slider male is seted up to the surface of curb plate, there is the hard board one side of barrier plate near trapezoidal slider through elastic mechanism movable mounting, the one side surface fixedly connected with soft board of elastic mechanism that keeps away from of hard board, the pendulum mechanism of tip process between two curb plates when being provided with the swing on the rear end border of base frame.

Preferably, the distance adjusting mechanism comprises guide rods fixedly connected to the outer surface of one side of the trapezoidal sliding block and penetrating through the inner side of the trapezoidal groove, the guide rods on two sides respectively penetrate through the inner sides of the side plates in a sliding mode and are fixedly connected with connecting plates together at the end portions, threaded rods in threaded fit are penetrated through the outer surfaces of the connecting plates, and one ends of the threaded rods are in threaded fit with the blocking plates.

Preferably, the elastic mechanism comprises a T-shaped rod vertically connected to the outer surface of one side, away from the soft plate, of the hard plate, and a buffer spring movably sleeved on the outer side of the T-shaped rod, wherein the buffer spring is located between the blocking plate and the hard plate.

Preferably, the number of the elastic mechanisms is six, and the elastic mechanisms are symmetrically arranged at the front edge and the rear edge close to the blocking plate.

Preferably, the hard plate is made of metal, the soft plate is made of rubber, and the front edge and the rear edge of the hard plate are movably attached to the outer surface of the side plate respectively.

Preferably, the pendulum mechanism comprises a vertical plate fixedly mounted on the rear end edge of the base platform and extending upward, a cross frame fixedly mounted on the upper end of the vertical plate, a swing rod rotatably mounted on the lower end surface of the cross frame, and a pendulum fixedly mounted on the lower end of the swing rod, the pendulum is concave in shape, one side of the pendulum, which is concave, is close to the barrier plate, and the pendulum is located between the two side plates.

Compared with the prior art, the utility model has the following beneficial effects:

through the arrangement of the trapezoid sliding block and the trapezoid groove, a pipe fitting material is placed on the upper end face of the trapezoid sliding block and can be relatively stably abutted against one side of the side plate under the influence of an inclined plane, the connecting plate is horizontally moved by rotating the threaded rod, the guide rod drives the trapezoid sliding block to slide, and the height of the pipe fitting when the pipe fitting is placed on the upper end face of the trapezoid sliding block is adjusted, so that the sunken part of the pendulum can pass through the outer side of the pipe fitting when the pendulum falls, and the pipe fitting material with different sizes can be flexibly adapted; through the hard board and the soft board that set up, the pendulum falls and can continue the swing with the material hammer behind, will strike the soft board this moment, and hard board will move, extrudees buffer spring, and consequently the kinetic energy of pendulum will most be absorbed by the soft board in buffer spring, has reduced pendulum swing back and forth's number of times, promotes test efficiency, uses more safely.

Drawings

FIG. 1 is a schematic structural diagram of an impact testing machine for a special electronic simply supported beam for testing high molecular materials, according to the present invention;

FIG. 2 is a schematic view of an installation seat of the special electronic simply supported beam impact testing machine for testing high molecular materials of the utility model;

FIG. 3 is a schematic diagram of a side plate of the special electronic simply supported beam impact testing machine for testing high molecular materials, which is partially cut away;

FIG. 4 is an enlarged view of the point A in FIG. 3 of the impact testing machine for the special electronic simply supported beam for testing the polymer material.

In the figure: 1. a base table; 2. a vertical plate; 3. a cross frame; 4. a swing rod; 5. a pendulum bob; 6. a mounting seat; 7. a blocking plate; 8. a side plate; 9. a trapezoidal groove; 10. a trapezoidal slider; 11. a guide bar; 12. a connecting plate; 13. a threaded rod; 14. a hard plate; 15. a flexible board; 16. a T-shaped rod; 17. a buffer spring.

Detailed Description

The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

The special electronic simply supported beam impact testing machine for testing the high polymer material, as shown in fig. 1-4, comprises a base table 1, wherein the upper end surface of the base table 1 is provided with a mounting seat 6, the upper end surface of the mounting seat 6, which is close to one side edge, is fixedly connected with a blocking plate 7, the front end and the rear end of the blocking plate 7 are respectively fixedly connected with a side plate 8 extending towards one side direction, the side plate 8 is L-shaped, and the surface of curb plate 8 has trapezoidal slider 10 through roll adjustment mechanism slidable mounting, the surface of curb plate 8 is seted up and is supplied trapezoidal slider 10 male dovetail groove 9, one side that is close to trapezoidal slider 10 of barrier plate 7 has hard board 14 through elastic mechanism movable mounting, one side outer fixed surface who keeps away from elastic mechanism of hard board 14 is connected with soft board 15, the pendulum mechanism of tip process between two curb plates 8 when being provided with the swing on the rear end border of base frame 1.

Pendulum mechanism includes that fixed mounting is at 1 rear end edge of end platform and towards riser 2, the fixed mounting of top extension at riser 2 upper end crossbearer 3, rotate and install pendulum rod 4, the pendulum 5 of fixed mounting 4 lower extremes at the pendulum rod of terminal surface under crossbearer 3, pendulum 5's appearance is concave type and sunken one side is close to barrier plate 7, pendulum 5 is located between two curb plates 8, for prior art, is used for the swing impact test.

The roll adjustment mechanism includes fixed connection at trapezoidal slider 10 one side surface and passes the inboard guide arm 11 of dovetail groove 9, both sides guide arm 11 slides respectively and passes the inboard of curb plate 8 and at the common fixedly connected with connecting plate 12 of tip, the surface of connecting plate 12 passes threaded rod 13 that has looks screw-thread fit, and screw-thread fit between the one end of threaded rod 13 and the barrier plate 7, rotate threaded rod 13, can make connecting plate 12 translation, guide arm 11 drives trapezoidal slider 10 and slides, dovetail groove 9 provides the space for the slip of trapezoidal slider 10.

The elastic mechanism comprises a T-shaped rod 16 vertically connected to the outer surface of one side, far away from the soft plate 15, of the hard plate 14, a buffer spring 17 movably sleeved on the outer side of the T-shaped rod 16, the buffer spring 17 is located between the blocking plate 7 and the hard plate 14, the buffer spring 17 can absorb elastic force in the process of impact of the pendulum bob 5 and convert kinetic energy into elastic potential energy, and the T-shaped rod 16 is a rod body with one end enlarged in size and prevents the hard plate 14 from falling off.

The number of the elastic mechanisms is set to six, the elastic mechanisms are symmetrically arranged at the front edge and the rear edge close to the blocking plate 7, and six buffering effects are better arranged along the edges.

Hard board 14 is the metal material, does benefit to long-term the use, and soft board 15 is the rubber material, can play better buffering effect, and hard board 14 front and back end edge is laminated with the surface activity of curb plate 8 respectively, has further promoted hard board 14's stability, ensures to slide along both sides direction.

During testing, a user places a pipe fitting material on the upper end face of the trapezoidal slider 10, the pipe fitting material can be relatively stably abutted against one side of the side plate 8 under the influence of an inclined plane, the connecting plate 12 is horizontally moved by rotating the threaded rod 13, the guide rod 11 drives the trapezoidal slider 10 to slide, and the height of the pipe fitting when the pipe fitting is placed on the upper end face of the trapezoidal slider 10 is adjusted, so that the sunken part of the pendulum bob 5 can pass through the outer side of the pipe fitting when falling, and the pipe fitting material can flexibly adapt to pipe fitting materials of different sizes; pendulum 5 whereabouts pendulum 5 will continue to swing behind hitting the material pendulum 5, will hit soft board 15 this moment, and hard board 14 will move, extrudees buffer spring 17, and consequently pendulum 5's kinetic energy will be mostly absorbed in buffer spring 17 by soft board 15, has reduced pendulum 5's round trip swing's number of times, promotes test efficiency, uses safelyr.

In the present invention, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, the appearances of the phrases "one embodiment," "some embodiments," "a specific embodiment," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment or example, but rather to the same embodiment or example. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Special electron simple beam impact tester of macromolecular material test, including base frame (1), its characterized in that: the upper end surface of the base table (1) is provided with a mounting seat (6), the upper end surface of the mounting seat (6) close to one side edge is fixedly connected with a stop plate (7), the front end and the rear end of the blocking plate (7) are respectively fixedly connected with a side plate (8) extending towards one side direction, the side plate (8) is L-shaped, and the outer surface of the side plate (8) is provided with a trapezoidal sliding block (10) in a sliding way through a distance adjusting mechanism, the outer surface of the side plate (8) is provided with a trapezoidal groove (9) for inserting a trapezoidal sliding block (10), one side of the blocking plate (7) close to the trapezoidal sliding block (10) is movably provided with a hard plate (14) through an elastic mechanism, the outer surface of one side of the hard plate (14) far away from the elastic mechanism is fixedly connected with a soft plate (15), and a pendulum mechanism is arranged on the edge of the rear end of the bottom platform (1), and the end part of the pendulum mechanism passes through the space between the two side plates (8) when swinging.

2. The special electronic simply supported beam impact testing machine for testing high polymer materials according to claim 1, which is characterized in that: the roll adjustment mechanism comprises guide rods (11) fixedly connected to the outer surface of one side of a trapezoidal sliding block (10) and penetrating the inner side of a trapezoidal groove (9), the guide rods (11) penetrate the inner side of a side plate (8) in a sliding mode respectively and are fixedly connected with a connecting plate (12) at the end portion, threaded rods (13) matched with each other in a threaded mode are penetrated through the outer surface of the connecting plate (12), and threaded matching is achieved between one end of each threaded rod (13) and a blocking plate (7).

3. The special electronic simply supported beam impact testing machine for testing high polymer materials according to claim 1, which is characterized in that: the elastic mechanism comprises a T-shaped rod (16) vertically connected to the outer surface of one side, far away from the soft plate (15), of the hard plate (14), and a buffer spring (17) movably sleeved on the outer side of the T-shaped rod (16), wherein the buffer spring (17) is located between the blocking plate (7) and the hard plate (14).

4. The special electronic simply supported beam impact testing machine for testing high polymer materials, according to claim 3, is characterized in that: the number of the elastic mechanisms is six, and the elastic mechanisms are symmetrically arranged at the front edge and the rear edge close to the blocking plate (7).

5. The special electronic simply supported beam impact testing machine for testing high polymer materials according to claim 1, which is characterized in that: the hard plate (14) is made of metal, the soft plate (15) is made of rubber, and the front end edge and the rear end edge of the hard plate (14) are movably attached to the outer surface of the side plate (8) respectively.

6. The special electronic simply supported beam impact testing machine for testing high polymer materials according to claim 1, which is characterized in that: pendulum mechanism includes riser (2), fixed mounting in riser (2) upper end edge and towards the top extension at end platform (1) rear end edge, crossbearer (3), rotation install pendulum rod (4) of terminal surface under crossbearer (3), pendulum (5) of fixed mounting at pendulum rod (4) lower extreme, the appearance of pendulum (5) is concave type and sunken one side is close to barrier plate (7), pendulum (5) are located between two curb plates (8).