CN211122278U

CN211122278U - Novel electronic universal testing machine

Info

Publication number: CN211122278U
Application number: CN201922038383.2U
Authority: CN
Inventors: 陈抗; 王欢
Original assignee: Shenzhen Temet Instrument Equipment Co ltd
Current assignee: Shenzhen Temet Instrument Equipment Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-07-28
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a novel electron universal tester, including installing the anchor clamps in the testing machine and setting up in the inside positioner of anchor clamps, an anchor clamps seat is installed to the bottom of anchor clamps, and one side of anchor clamps seat outwards protrudes and forms a fixed part, the fixed part install a movable hinge on the surface, a fixed block is installed to movable hinge one end, a fixed block upper end installation telescopic link, a telescopic link one end installation horizontal pole, horizontal pole one end extend to inside the anchor clamps, and with positioner welded fastening. The utility model discloses simple structure, the length in the effectual restriction test article of height ability stretches into anchor clamps through adjusting positioner to need not to rule, the size that the both sides that can effectual assurance test article simultaneously are by anchor clamps centre gripping is the same, has increased efficiency.

Description

Novel electronic universal testing machine

Technical Field

The utility model relates to a testing machine technical field, concretely relates to novel electron universal tester.

Background

The electronic universal testing machine is a new generation of double-space microcomputer control electronic universal testing machine specially designed for colleges and universities and scientific research institutions. The design of the tester host and the auxiliary tool refers to the advanced technology of the Shimadzu corporation of Japan, and the tester has the advantages of beautiful appearance, convenient operation and stable and reliable performance. Can meet the national and international relevant standards.

A computer system of the electronic universal testing machine controls a servo motor to rotate through a controller and a speed regulating system, and drives a movable beam to ascend and descend through a precision lead screw pair after being decelerated by a deceleration system, so that various mechanical property tests of a sample, such as stretching, compression, bending, shearing and the like, are completed.

At present, during the tensile experiment of testing machine case, in order to guarantee that the area size of the article of centre gripping of anchor clamps is the same about, generally can draw the anchor clamps marking in advance in the both sides of tensile article through the scale, then carry out the centre gripping according to the marking at the in-process of centre gripping, the operation is comparatively troublesome, when carrying out the centre gripping through the marking, owing to be artifical the going on, error appears easily in the clamping process.

Disclosure of Invention

The utility model aims to solve the technical problem that a novel electron universal tester is provided to solve the problem that proposes in the above-mentioned background art.

The utility model discloses a realize through following technical scheme: a novel electronic universal testing machine comprises a clamp arranged in the testing machine and a positioning device arranged in the clamp, wherein a clamp seat is arranged at the bottom of the clamp, one side of the clamp seat protrudes outwards to form a fixed part, a movable hinge is arranged on the surface of the fixed part, a fixed block is arranged at one end of the movable hinge, a telescopic rod is arranged at the upper end of the fixed block, a cross rod is arranged at one end of the telescopic rod, and one end of the cross rod extends into the clamp and is welded and fixed with the positioning device;

the positioning device comprises two limiting plates, a convex part is formed on the right side face of the left limiting plate, a first screw hole is formed in the right side face of the convex part, a positioning hole is further formed in the right side face of the left limiting plate, a first bearing and a positioning rod are welded to the first screw hole and the positioning hole respectively, a first screw rod is welded to the inner ring of the first bearing, one end of the first screw rod is inserted into the first screw hole and is in threaded connection with the first screw hole, one end of the positioning rod is inserted into the positioning hole, and the limiting plate on one side is welded and fixed with the cross rod.

As the preferred technical scheme, the clamp seat is just outwards protruded to form a connecting part relative to the fixed block, a second screw hole is formed in one end face, facing the fixed block, of the connecting part, a mounting hole penetrating through the fixed block is formed in the middle of the fixed block, a second bearing is welded in the mounting hole, a second screw rod is welded in an inner ring of the second bearing, one end of the second screw rod is inserted into the second screw hole and is in threaded connection with the second screw hole, a hand wheel is installed at the other end of the second screw rod, and the telescopic rod is vertically positioned by the second screw rod.

As a preferred technical scheme, a straight ruler is vertically welded on the surface of the clamp seat.

Preferably, the first screw is welded with a rotating ring on the section exposed outside.

The utility model has the advantages that: the utility model discloses simple structure, the length in the effectual restriction test article of height ability stretches into anchor clamps through adjusting positioner to need not to rule, the size that the both sides that can effectual assurance test article simultaneously are by anchor clamps centre gripping is the same, has increased efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial cross-sectional view taken at A-A of FIG. 1;

fig. 3 is a partially enlarged view of fig. 2 at B.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "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 merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element 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.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, fig. 2 and fig. 3, the novel electronic universal testing machine of the present invention comprises a fixture 1 installed in the testing machine and a positioning device disposed inside the fixture 1, wherein a fixture base 2 is installed at the bottom of the fixture 1, one side of the fixture base 2 protrudes outward to form a fixing portion 9, a movable hinge 8 is installed on the surface of the fixing portion 9, a fixing block 6 is installed at one end of the movable hinge 8, an expansion link 5 is installed at the upper end of the fixing block 6, a cross rod 4 is installed at one end of the expansion link 5, and one end of the cross rod 4 extends into the fixture 1 and is welded and fixed with the positioning device;

the positioning device comprises two limiting plates 11, a convex part is formed on the right side surface of the left limiting plate 11, a first screw hole 15 is arranged on the right side surface of the convex part, a positioning hole is further formed on the right side surface of the left limiting plate 11, a first bearing 14 and a positioning rod are welded on the left side surface of the right limiting plate 11 to the first screw hole 15 and the positioning hole respectively, a first screw rod 12 is welded in an inner ring of the first bearing 14, one end of the first screw rod 12 is inserted into the first screw hole 15 and is in threaded connection with the first screw hole 15, one end of the positioning rod is inserted into the positioning hole, and the limiting plate 11 on one side is fixedly welded with the cross rod 4.

In this embodiment, the fixture base 2 is just opposite to the fixed block 6 and protrudes outwards to form a connecting portion 10, a second screw hole is arranged on one end face of the connecting portion 10 facing the fixed block 6, a mounting hole penetrating through the fixed block is arranged in the middle of the fixed block 6, a second bearing is welded in the mounting hole, a second screw rod is welded in an inner ring of the second bearing, one end of the second screw rod is inserted into the second screw hole and is in threaded connection with the second screw hole, a hand wheel 7 is installed at the other end of the second screw rod, and the telescopic rod 5 is vertically positioned by the second screw rod.

When some thin objects need to be clamped, in order not to influence the clamping effect, the second screw rod can be screwed out of the second screw hole, and after the second screw rod is not fixed, the telescopic rod can move outwards by taking the movable hinge as a center, so that the clamp in the positioning device can be moved out, and the clamping effect of the clamp is not influenced.

Wherein, the telescopic link includes upper tube and low tube, and in upper tube one end inserted the low tube to it is fixed through outside bolt locking, thereby has increased the stability of telescopic link.

In this embodiment, a straight ruler 3 is vertically welded on the surface of the fixture base 2, and the height of the positioning device can be known constantly through the straight ruler.

In this embodiment, a rotating ring 13 is welded to the section of the first screw 12 exposed to the outside, and the width of the positioning device can be adjusted conveniently by rotating the rotating ring.

Earlier width according to the width adjustment positioner of tensile test article, during the adjustment, rotate rotatory ring, rotatory ring has driven the screw rod, make the screw rod inwards or outwards remove along the screw hole, the limiting plate on right side has been taken along to the removal of screw rod, make the limiting plate remove along the locating lever, thereby the distance between two effectual adjustment limiting plates, it is the same with the width of test article until making the width between the limiting plate, perhaps avoid influencing the clamp tightly, width between the limiting plate need be less than the wide body of test article, the area of contact of test article with the limiting plate has been increased through the adjustment of width, make placing on positioner that test article can be steady, avoided the test article to drop from positioner or can't place the top because of positioner's width is not enough.

The height of the positioning device is adjusted again, the telescopic rod is stretched or retracted during adjustment, the positioning device is driven by the telescopic rod to move, the positioning device is enabled to move up and down opposite to the ruler, after the ruler is determined, one end of a test object extends into the clamp, and the positioning device is arranged inside the clamp, so that one end of the test object can be abutted against the positioning device, the length of clamping of effective limitation is increased, the length clamped by two sides is the same, the difference is avoided, and the lineation is not needed.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. A novel electronic universal tester is characterized in that: the testing machine comprises a clamp arranged in a testing machine and a positioning device arranged in the clamp, wherein a clamp seat is arranged at the bottom of the clamp, one side of the clamp seat protrudes outwards to form a fixed part, a movable hinge is arranged on the surface of the fixed part, a fixed block is arranged at one end of the movable hinge, a telescopic rod is arranged at the upper end of the fixed block, a cross rod is arranged at one end of the telescopic rod, one end of the cross rod extends into the clamp and is welded and fixed with the positioning device;

2. The new electronic universal tester as claimed in claim 1, wherein: the clamp seat is just to fixed block department evagination formation connecting portion, and connecting portion are equipped with a second screw hole towards the terminal surface of fixed block, are equipped with a mounting hole that runs through the fixed block in the middle of the fixed block, and a mounting hole inside welding second bearing welds a second screw rod in the inner ring of second bearing, and second screw rod one end is inserted in the second screw hole to with second screw hole threaded connection, a hand wheel is installed to the other end, and the telescopic link is by second screw rod vertical positioning.

3. The new electronic universal tester as claimed in claim 1, wherein: a straight ruler is vertically welded on the surface of the clamp seat.

4. The new electronic universal tester as claimed in claim 1, wherein: the first screw rod is exposed on the external section and is welded with a rotating ring.