CN213041629U

CN213041629U - Tensile testing machine with safety protection

Info

Publication number: CN213041629U
Application number: CN202021279877.6U
Authority: CN
Inventors: 余李铃
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-04
Filing date: 2020-07-04
Publication date: 2021-04-23
Anticipated expiration: 2030-07-04

Abstract

The utility model discloses a tensile testing machine with safety protection belongs to the tensile testing machine field, the on-line screen storage device comprises a base, base top both sides fixedly connected with backup pad, backup pad top fixedly connected with roof, install force sensor in the middle of the roof, fixing base on the fixedly connected with of roof lower part, go up the fixing base both sides and install ball, threaded connection has a movable cross beam in the middle of the ball, fixing base under the fixedly connected with of movable cross beam upper portion, the equal fixedly connected with telescopic link in side around the base, telescopic link upper portion fixedly connected with protecting frame, protecting frame internally mounted have protective glass, installing frame both sides fixedly connected with mounting bracket rotates in the middle of the mounting bracket and is connected with loose gear, left side the meshing in loose gear left side has first rack, right side the meshing in loose gear right. The utility model discloses, simple structure, convenient operation, the practicality is strong, is worth using and promoting.

Description

Tensile testing machine with safety protection

Technical Field

The utility model relates to a tensile test machine field specifically is a tensile test machine with safety protection.

Background

The tensile testing machine is also called a material tensile testing machine and a universal tensile strength testing machine, and is a new generation of mechanical detection equipment integrating computer control, automatic measurement, data acquisition, screen display and test result processing. In the mechanics of materials experiments, the most common equipment is a universal material testing machine, which can perform tensile, compressive, shear, bending and other tests.

The current chinese patent that authorizes bulletin number is CN209727602U discloses an universal testing machine with safety device, which comprises a cabinet, the fixed ear of bottom fixedly connected with of rack, fixedly connected with curb plate on the lateral wall of rack, the protection hole has been seted up to the inside of curb plate, it has the side door to articulate through the hinge on the lateral wall of curb plate, rack top fixed mounting has lower base, the both sides that the top of rack is located lower base are all rotated and are connected with ball, the top fixed mounting of rack has the guide arm, footstock on the top fixedly connected with of ball and guide arm, the top fixedly connected with rings of footstock.

Above-mentioned utility model though can block clastic splashing, realize the protection to the tester, but the side door is closed, and the tester can't directly see tensile test, can not be fine carry out record and analysis to the experimentation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tensile testing machine with safety protection to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a tensile test machine with safety protection, includes the base, base top both sides fixedly connected with backup pad, backup pad top fixedly connected with roof, installation force sensor in the middle of the roof, fixing base on the fixedly connected with of roof lower part, go up the fixing base both sides and install ball, threaded connection has a movable cross beam in the middle of the ball, fixing base under the fixedly connected with of movable cross beam upper portion, the equal fixedly connected with telescopic link in side around the base, telescopic link upper portion fixedly connected with protection frame, protection frame internally mounted have protective glass, protection frame both sides fixedly connected with mounting bracket, the rotation is connected with the loose gear in the middle of the mounting bracket, the left side the meshing of loose gear left side has first rack, right side the meshing of loose gear right side.

As a further aspect of the present invention: the lower part of the base is fixedly connected with a plurality of four skirts which are distributed at four corners below the base.

As a further aspect of the present invention: the telescopic link is electric telescopic link.

As a further aspect of the present invention: the protective glass is explosion-proof glass.

As a further aspect of the present invention: the first rack and the second rack are fixedly connected with the front side of the supporting plate.

As a further aspect of the present invention: limiting plates are mounted on the upper portions of the first rack and the second rack.

Compared with the prior art, the beneficial effects of the utility model are that:

the tensile testing machine with the safety protection function is simple in structure and convenient to operate, can protect testers by arranging the protection frame and the protection glass, can also facilitate the testers to observe the tensile testing process, and is convenient to record and analyze; by arranging the electric push rod, the protective glass can be conveniently lifted and lowered, and the operation is simple; through setting up loose gear and rack, make things convenient for protective glass to lead and fix at the lift in-process. The utility model discloses, simple structure, convenient operation, the practicality is strong, is worth using and promoting.

Drawings

Fig. 1 is a schematic structural diagram of a tensile testing machine with safety protection.

FIG. 2 is a schematic view of the tensile testing machine without a protective structure.

Fig. 3 is a schematic structural diagram of a movable gear in a tensile testing machine with safety protection.

In the figure: the device comprises a step 1, a step 2, a step 3, a step 4, a step 5, a step 6, a step 7, a first rack, a step 8, a step 9, a step 10, a step sensor, a step 11, an upper fixed seat, a step 12, a step 13, a lower fixed seat, a step 14, a step 15, a step second rack, a step 16, a telescopic rod and a step 17.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

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. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example 1

Referring to fig. 1-3, a tensile testing machine with safety protection comprises a base 4, wherein a plurality of skirts 1 are fixedly connected to the lower portion of the base 4, four skirts 1 are distributed at four corners below the base 4, the tensile testing machine is favorably fixed by the skirts 1, support plates 8 are fixedly connected to two sides above the base 4, a top plate 9 is fixedly connected to the upper portion of the support plates 8, a force sensor 10 is installed in the middle of the top plate 9, the force sensor 10 can detect the force required by the tensile test, an upper fixing seat 11 is fixedly connected to the lower portion of the top plate 9, ball screws 12 are installed on two sides of the upper fixing seat 11, a movable cross beam 14 is connected to the middle of each ball screw 12, a lower fixing seat 13 is fixedly connected to the upper portion of each movable cross beam 14, telescopic rods 16 are fixedly connected to the front side and the rear, 16 upper portion fixedly connected with protecting frame 5 of telescopic link, 5 internally mounted of protecting frame have protecting glass 6, and protecting glass 6 is explosion-proof glass, can prevent the glass of violent impact, both can protect the tester, can also make things convenient for the tester to observe tensile test's process, 5 both sides fixedly connected with mounting bracket 3 of protecting frame, the 3 intermediate rotation of mounting bracket is connected with loose gear 2, left side the meshing in 2 left sides of loose gear has first rack 7, the right side the meshing in 2 right sides of loose gear has second rack 15, loose gear 2 and rack, makes things convenient for protecting glass 6 to lead and fix at the lift in-process, after the experiment, starts electronic promotion and drives protecting glass 6 and descend, first rack 7 and

second rack

15 and 8 front side fixed connections in backup pad.

Example 2

The utility model discloses an in another embodiment, this embodiment and the difference of above-mentioned embodiment lie in, limiting plate 17 is all installed on first rack 7 and second rack 15 upper portion, and limiting plate 17 can carry on spacingly to loose gear 2, avoids its stroke that exceeds first rack 7 and second rack 15.

The utility model discloses a theory of operation is: when using tensile test machine to carry out the experiment test, use fixing base 11 and lower fixing base 13 to press from both sides the test piece tight fixedly, start electric putter and drive protecting frame 5 and protective glass 6 and rise, both can protect the tester, can also make things convenient for the tester to observe tensile test's process, the record analysis of being convenient for, through setting up loose gear 2 and rack, make things convenient for protective glass 6 to lead and fix at the lift in-process, after experimental, start electronic promotion and drive protective glass 6 and descend. The utility model discloses, simple structure, convenient operation, the practicality is strong, is worth using and promoting.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art. Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The tensile testing machine with safety protection comprises a base (4) and is characterized in that supporting plates (8) are fixedly connected to two sides above the base (4), a top plate (9) is fixedly connected to the upper portion of each supporting plate (8), a force sensor (10) is installed in the middle of each top plate (9), an upper fixing seat (11) is fixedly connected to the lower portion of each top plate (9), ball screws (12) are installed on two sides of the upper fixing seat (11), movable cross beams (14) are connected to middle threads of the ball screws (12), lower fixing seats (13) are fixedly connected to the upper portions of the movable cross beams (14), telescopic rods (16) are fixedly connected to the front side and the rear side of the base (4), a protective frame (5) is fixedly connected to the upper portions of the telescopic rods (16), protective glass (6) are installed inside the protective frame (5), the middle of the mounting rack (3) is rotatably connected with a movable gear (2), the left side of the movable gear (2) is meshed with a first rack (7), and the right side of the movable gear (2) is meshed with a second rack (15).

2. The tensile testing machine with safety protection according to claim 1, wherein a plurality of skirts (1) are fixedly connected to the lower portion of the base (4), and the number of the skirts (1) is four, and the four skirts are distributed at four corners below the base (4).

3. The tensile testing machine with safety protection according to claim 1, wherein the telescopic rod (16) is an electric telescopic rod.

4. A safety-protected tensile testing machine according to claim 3, characterized in that the protective glass (6) is explosion-proof glass.

5. The tensile testing machine with safety protection according to claim 1, wherein the first rack (7) and the second rack (15) are fixedly connected with the front side of the support plate (8).

6. The safety-protected tensile testing machine according to claim 1 or 5, wherein a limit plate (17) is mounted on the upper portion of each of the first rack (7) and the second rack (15).