CN210923338U

CN210923338U - Material strength experimental device

Info

Publication number: CN210923338U
Application number: CN201921426503.XU
Authority: CN
Inventors: 杜成林
Original assignee: Chuanze Technology Wuhan Co ltd
Current assignee: Chuanze Technology Wuhan Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-07-03
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a material strength experimental apparatus, mounting panel and fixed plate including the symmetry setting, fixed mounting has hydraulic jack on the lateral wall that the mounting panel is close to fixed plate one side, fixed mounting has the control box on the mounting panel, fixed mounting has the multiunit mount on the lateral wall that the mounting panel is close to fixed plate one side, the mount all includes two dead levers of mutually supporting, mobile mounting has two first threaded rods of mutually supporting with the dead lever on the fixed plate, the equal movable mounting of one end that the fixed plate was kept away from to two first threaded rods has the mount pad, press from both sides jointly between first threaded rod and the dead lever and be equipped with the detection work piece, demountable installation has the anchor clamps of mutually supporting with the detection work piece between. The utility model discloses in can be convenient will detect that the work piece presss from both sides tightly carries out the intensity detection experiment on the mount of difference to can be convenient carry out intensity detection to the detection work piece of different regular lengths, improved the accuracy that detects work piece intensity detection.

Description

Material strength experimental device

Technical Field

The utility model relates to a material strength detects technical field, especially relates to a material strength experimental apparatus.

Background

The building materials need to be detected in the construction process so as to ensure the quality of buildings, and for example, the bending strength of reinforcing steel bars is a very important technical index for detecting the building materials.

Through the retrieval, chinese patent No. CN208537281U discloses a building material strength detection device, including U type support and fixed plate, reinforcing bar draw-in groove has all been seted up at the U type both ends of U type support, it remains to detect the reinforcing bar to insert in reinforcing bar draw-in groove's the inner chamber, the bolt hole has all been seted up to reinforcing bar draw-in groove's opening part, and bolt hole and reinforcing bar draw-in groove intercommunication, the cell type inner wall middle part of U type support is equipped with the scale perpendicularly, hydraulic jack is installed perpendicularly in the outer wall middle part of fixed plate, hydraulic jack's power rod tip fixed mounting has a roll-over head, hydraulic jack passes through oil pipe and is connected with outside hydraulic equipment, it has.

The existing building material strength detection device has the following defects: because the width of the U-shaped frame is fixed, the intensity detection can be only carried out on detection materials with the same fixed length, and the intensity detection of the detection materials with different fixed lengths can not be carried out, so that the accuracy of the experiment is poor; the bending amount of the workpiece is detected through direct reading of the observation groove on the scale, and the experimental accuracy is poor due to poor reading errors.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the unreasonable problem of material strength detection device design among the prior art and the material strength experimental apparatus who provides.

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

a material strength experimental device comprises a mounting plate and a fixing plate which are symmetrically arranged, wherein a hydraulic jack is fixedly mounted on the outer side wall of one side, close to the fixing plate, of the mounting plate, a control box is fixedly mounted on the mounting plate, a plurality of groups of fixing frames are fixedly mounted on the outer side wall of one side, close to the fixing plate, of the mounting plate, the fixing frames respectively comprise two fixing rods which are mutually matched, two first threaded rods which are mutually matched with the fixing rods are movably mounted on the fixing plate, a mounting seat is movably mounted at one end, far away from the fixing plate, of each first threaded rod, a detection workpiece is commonly clamped between the first threaded rods and the fixing rods, a clamp which is mutually matched with the detection workpiece is detachably mounted between the mounting seat and the fixing rods, a bending head which is mutually matched with the detection workpiece is fixedly mounted at the, and pressure sensor and hydraulic jack all are connected to on the control box, install indicating device on the fixed plate.

Preferably, two first threaded rods all run through the fixed plate setting, set up the shifting chute of mutually supporting with first threaded rod on the fixed plate, two equal threaded connection has first fastening nut on the lateral wall that first threaded rod is close to mounting panel one end.

Preferably, the fixed plate is kept away from on the lateral wall of mounting panel one side fixed mounting have with the first threaded rod guide bar of mutually supporting, and the guide bar runs through two first threaded rod settings.

Preferably, a second threaded rod is fixedly mounted on the outer side wall of one side of the mounting seat, the second threaded rod is movably inserted into the first threaded rod, and a second fastening nut is connected to the second threaded rod in a threaded manner.

Preferably, anchor clamps include first clamp splice and the second clamp splice of mutually supporting, set up jointly on the lateral wall of the relative one side of first clamp splice and second clamp splice and detect the standing groove that the work piece was mutually supported, equal symmetrical fixed mounting has two connecting rods on the lateral wall of the opposite one side of first clamp splice and second clamp splice, and the connecting rod inserts respectively and establishes on dead lever and mount pad, all set up the spread groove of mutually supporting with the connecting rod on dead lever and the mount pad.

Preferably, indicating device includes the locating plate of fixed mounting on the fixed plate, the top mobile mounting of locating plate has the movable rod, set up the movable groove of mutually supporting with the movable rod on the roof of locating plate, evenly be equipped with the scale mark on the lateral wall of movable groove, the top fixed mounting of movable rod has the instruction piece of mutually supporting with the detection work piece, and instructs the piece and detect the work piece and contact each other.

Compared with the prior art, the utility model discloses there is following beneficial effect:

1. the strength detection experiment can be conveniently carried out by clamping the detection workpiece on different fixing frames, so that the strength detection can be conveniently carried out on the detection workpieces with different fixed lengths, and the accuracy of the strength detection of the detection workpieces is improved;

2. move the instruction piece before the detection and make instruction piece and detection work piece contact with each other, will promote the instruction piece and remove after the detection work piece takes place to buckle to can audio-visually obtain the crooked volume that detects the work piece, further promoted the accuracy that the experiment detected.

Drawings

Fig. 1 is a top view of a material strength testing apparatus provided by the present invention;

fig. 2 is a side sectional view of a partial structure of a material strength testing apparatus according to the present invention;

fig. 3 is a schematic side structural view of a positioning plate portion of the material strength testing apparatus provided by the present invention.

In the figure: the hydraulic lifting device comprises a mounting plate 1, a fixing plate 2, a hydraulic jack 3, a control box 4, a fixing rod 5, a first threaded rod 6, a first fastening nut 7, a guide rod 8, a mounting seat 9, a second threaded rod 10, a second fastening nut 11, a first clamping block 12, a second clamping block 13, a connecting rod 14, a bend 15, a positioning plate 16, a movable rod 17, a movable groove 18 and an indicating block 19.

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. 1-3, a material strength testing device comprises a mounting plate 1 and a fixing plate 2 which are symmetrically arranged, a hydraulic jack 3 is fixedly arranged on the outer side wall of the mounting plate 1 close to one side of the fixing plate 2, a control box 4 is fixedly arranged on the mounting plate 1, a plurality of groups of fixing frames are fixedly arranged on the outer side wall of the mounting plate 1 close to one side of the fixing plate 2, the fixing frames respectively comprise two fixing rods 5 which are mutually matched, two first threaded rods 6 which are mutually matched with the fixing rods 5 are movably arranged on the fixing plate 2, the two first threaded rods 6 are arranged by penetrating through the fixing plate 2, a moving groove which is mutually matched with the first threaded rods 6 is arranged on the fixing plate 2, first fastening nuts 7 are respectively connected on the outer side walls of the two first threaded rods 6 close to one end of the mounting plate 1 in a threaded manner, the first threaded, fixed plate 2 keeps away from on the lateral wall of mounting panel 1 one side fixed mounting have with first threaded rod 6 guide bar 8 of mutually supporting, and guide bar 8 runs through two first threaded rod 6 settings, takes place the skew when can preventing first threaded rod 6 from removing.

The equal movable mounting of one end that fixed plate 2 was kept away from to two first threaded rods 6 has mount pad 9, and fixed mounting has second threaded rod 10 on the lateral wall of mount pad 9 one side, and second threaded rod 10 is mobile to be inserted and establish on first threaded rod 6, and threaded connection has second fastening nut 11 on the second threaded rod 10, can be convenient inject mount pad 9 between first threaded rod 6 and dead lever 5.

A detection workpiece is clamped between the first threaded rod 6 and the fixed rod 5 together, a clamp matched with the detection workpiece is detachably mounted between the mounting seat 9 and the fixed rod 5, the clamp comprises a first clamping block 12 and a second clamping block 13 matched with each other, a placing groove matched with the detection workpiece is jointly formed on the outer side wall of one side of the first clamping block 12 opposite to the second clamping block 13, two connecting rods 14 are symmetrically and fixedly mounted on the outer side wall of one side of the first clamping block 12 opposite to the second clamping block 13, and the connecting rod 14 is respectively inserted on the fixed rod 5 and the mounting seat 9, the fixed rod 5 and the mounting seat 9 are both provided with connecting grooves which are mutually matched with the connecting rod 14, an appropriate clamp can be installed between the installation seat 9 and the fixing rod 5 according to the shape of the detection workpiece, and the detection workpiece can be clamped and fixed by inserting the detection workpiece between the first clamping block 12 and the second clamping block 13.

The output end fixed mounting of hydraulic jack 3 has the dog-ear 15 of mutually supporting with the detection work piece, and fixed mounting has pressure sensor on dog-ear 15, and pressure sensor and hydraulic jack 3 all are connected to control box 4 on, start hydraulic jack 3 and drive and roll over dog-ear 15 and promote the detection work piece and just can carry out intensity detection to detecting the work piece.

Install indicating device on fixed plate 2, indicating device includes fixed mounting locating plate 16 on fixed plate 2, but locating plate 16's top mobile mounting has movable rod 17, set up the movable groove 18 of mutually supporting with movable rod 17 on locating plate 16's the roof, evenly be equipped with the scale mark on the lateral wall of movable groove 18, movable rod 17's top fixed mounting has the instruction piece 19 of mutually supporting with the detection work piece, and instruct piece 19 and detection work piece to contact each other, remove before the detection and instruct piece 19 and make and instruct piece 19 and detection work piece to contact each other, will promote to instruct piece 19 to remove after the detection work piece takes place to buckle, thereby can audio-visually reach the crooked volume that detects the work piece, the accuracy that the experiment detected has further been promoted.

In the utility model, a detection workpiece is inserted between a first clamping block 12 and a second clamping block 13, an installation seat 9 is moved to clamp the detection workpiece by the first clamping block 12 and the second clamping block 13, then a second fastening nut 11 is screwed tightly to fix a second threaded rod 10 and the installation seat 9, and a hydraulic jack 3 is started to drive a bending head 15 to push the detection workpiece, so that the intensity of the detection workpiece can be detected; the intensity of the detection workpieces with different fixed lengths can be detected by fixing the detection workpieces between different fixing frames by moving the first threaded rod 6, and the bending intensity of the detection workpieces can be obtained through multiple groups of detection data.

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 strength experimental apparatus, includes mounting panel (1) and fixed plate (2) that the symmetry set up, its characterized in that: fixed mounting has hydraulic jack (3) on the lateral wall that mounting panel (1) is close to fixed plate (2) one side, fixed mounting has control box (4) on mounting panel (1), fixed mounting has the multiunit mount on the lateral wall that mounting panel (1) is close to fixed plate (2) one side, the mount all includes two dead levers (5) of mutually supporting, but movable mounting has two first threaded rod (6) of mutually supporting with dead lever (5) on fixed plate (2), two the equal movable mounting of one end that fixed plate (2) were kept away from in first threaded rod (6) has mount pad (9), press from both sides jointly between first threaded rod (6) and dead lever (5) and be equipped with the detection work piece, demountable mounting has the anchor clamps of mutually supporting with the detection work piece between mount pad (9) and dead lever (5), the output fixed mounting of hydraulic jack (3) has the elbow (15) of mutually supporting with the detection work piece The bending head (15) is fixedly provided with a pressure sensor, the pressure sensor and the hydraulic jack (3) are both connected to the control box (4), and the fixing plate (2) is provided with an indicating device.

2. A material strength testing apparatus according to claim 1, wherein: two first threaded rod (6) all run through fixed plate (2) and set up, set up the shifting chute of mutually supporting with first threaded rod (6) on fixed plate (2), two equal threaded connection has first fastening nut (7) on first threaded rod (6) is close to the lateral wall of mounting panel (1) one end.

3. A material strength testing apparatus according to claim 1, wherein: the fixed plate (2) is kept away from on the lateral wall of mounting panel (1) one side fixed mounting have with first threaded rod (6) guide bar (8) of mutually supporting, and guide bar (8) run through two first threaded rod (6) and set up.

4. A material strength testing apparatus according to claim 1, wherein: the outer side wall of one side of the mounting seat (9) is fixedly provided with a second threaded rod (10), the second threaded rod (10) is movably inserted into the first threaded rod (6), and a second fastening nut (11) is connected to the second threaded rod (10) in a threaded mode.

5. A material strength testing apparatus according to claim 1, wherein: the fixture comprises a first clamping block (12) and a second clamping block (13) which are matched with each other, a placing groove matched with a detection workpiece is jointly formed in the outer side wall of one side, opposite to the first clamping block (12) and the second clamping block (13), of the outer side wall of one side, opposite to the first clamping block (12) and the second clamping block (13), two connecting rods (14) are symmetrically and fixedly mounted on the outer side wall of the other side, the connecting rods (14) are respectively inserted into the fixing rod (5) and the mounting seat (9), and connecting grooves matched with the connecting rods (14) are formed in the fixing rod (5) and the mounting seat (9).

6. A material strength testing apparatus according to claim 1, wherein: indicating device includes locating plate (16) of fixed mounting on fixed plate (2), the top mobile mounting of locating plate (16) has movable rod (17), set up on the roof of locating plate (16) and move movable groove (18) of mutually supporting with movable rod (17), evenly be equipped with the scale mark on the lateral wall in activity groove (18), the top fixed mounting of movable rod (17) has and detects work piece indicator block (19) of mutually supporting, and indicator block (19) and detection work piece contaction each other.