CN212871959U

CN212871959U - Novel reverse bending test device for reinforcing steel bar

Info

Publication number: CN212871959U
Application number: CN202020938143.8U
Authority: CN
Inventors: 刘扬; 赵小滨; 王参
Original assignee: Qingdao Jianke Engineering Testing Co ltd
Current assignee: Qingdao Jianke Engineering Testing Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-04-02
Anticipated expiration: 2030-05-28

Abstract

The utility model relates to the technical field of analysis and test, in particular to a novel reinforcing steel bar reverse bending test device, which comprises a workbench, a support rod and a support frame, wherein the right end of the workbench is fixedly connected with a motor, the end of a main shaft of the motor is fixedly connected with a first screw rod, the left side and the right side of the first screw rod are respectively and spirally connected with a slide block, and the inner side of the workbench is fixedly connected with a limit rod, the hydraulic rod is controlled by the controller to stretch downwards, and the hydraulic rod drives the pressing block to move downwards.

Description

Novel reverse bending test device for reinforcing steel bar

Technical Field

The utility model relates to an analysis and test technical field specifically is a novel reinforcing bar reverse bending test device.

Background

The steel bar is steel for reinforced concrete and prestressed reinforced concrete, the cross section of the steel bar is circular, sometimes is square with round corners, and comprises smooth steel bars, ribbed steel bars and twisted steel bars, the steel bar for reinforced concrete is straight bar or wire rod-shaped steel for reinforced concrete reinforcement, the shape of the steel bar is divided into smooth steel bars and deformed steel bars, and the delivery state is straight bar and wire rod.

The steel bar bending test is a test for carrying out plane forward and reverse bending on steel bars so as to test the mechanical properties of forward and reverse bending of various steel bars, at present, the existing steel bar bending test can only detect the steel bars within a certain range of length, if the steel bars are short, the steel bars can not be detected frequently, and the existing detection device can not effectively fix the steel bars with different diameters.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel reverse bending test of reinforcing bar device 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 novel reinforcing bar reverse bending test device, includes workstation, bracing piece and support frame, the right-hand member fixedly connected with motor of workstation, the first screw rod of the terminal fixedly connected with of main shaft of motor, the equal screwed connection in the left and right sides of first screw rod has the slider, the inboard fixedly connected with gag lever post of workstation, the outside of gag lever post and the inboard sliding connection of slider, the top of slider is connected with the connecting plate through hinged joint rotation, the symmetry sets up the top at the slider around the connecting plate, the inboard of connecting plate is rotated through the pivot and is connected with splint, the inboard fixedly connected with rubber pad of splint, the inboard laminating of rubber pad has the reinforcing bar body.

Preferably, the bottom of workstation and the top fixed connection of bracing piece, the top of workstation and the bottom fixed connection of support frame, the top front side fixedly connected with controller of workstation.

Preferably, the top end of the support frame is fixedly connected with a hydraulic tank, the central position of the inner side of the top end of the support frame is fixedly connected with a hydraulic rod, and the bottom end of the hydraulic rod is fixedly connected with a pressing block.

Preferably, the left end of the first screw rod is rotatably connected with the inner side of the left end of the workbench, and the thread directions of the left side and the right side of the first screw rod are arranged in an opposite manner.

Preferably, the inner side of the sliding block is connected with the top end of the workbench in a sliding manner, and the cross section of the sliding block is arranged in a T shape.

Preferably, the front end of the connecting plate positioned at the rear side is rotatably connected with an outer rod through a hinge, and the inner side of the connecting plate positioned at the front side is rotatably connected with a rotating ball.

Preferably, the inner side of the rotating ball is connected with a second screw rod in a sliding mode, the outer side of the rear end of the second screw rod is in spiral connection with the inner side of the front end of the outer rod, and the front end of the second screw rod is fixedly connected with a rotating handle.

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

1. the utility model discloses in, through the splint that set up, the connecting plate, components such as outer pole and second screw rod, can realize the fixed to the reinforcing bar body, and make detection device can carry out the effect of adjusting according to the actual diameter of reinforcing bar body, this kind presss from both sides tight fixed method, it is simple swift, has fine practicality, the rubber pad plays the effect of packing, make the reinforcing bar body can fix more firm, have fine practicality, after the reinforcing bar body is fixed, it is flexible downwards to control the hydraulic stem through the controller, the hydraulic stem drives the briquetting downstream, realize the bending test to the reinforcing bar through the briquetting to the oppression of reinforcing bar body.

2. The utility model discloses in, through the motor that sets up, first screw rod, components such as slider and gag lever post, can make detection device adjust according to the actual length of reinforcing bar body, increase detection device's application scope, the motor drives first screw rod and rotates, because the screw thread direction of the first screw rod left and right sides is opposite, so first screw rod can drive the slider in the outside and move towards opposite reversal, the gag lever post plays the effect of restriction slider direction of motion, play the effect of stability when guaranteeing the slider motion, the distance between the both sides splint about the motion through the slider changes, realize making detection device can carry out the effect of adjusting according to the actual length of reinforcing bar body, and the practicality is fine.

Drawings

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

FIG. 2 is a schematic view of the installation structure of the clamp plate of the present invention;

fig. 3 is a schematic view of the installation structure of the limiting rod of the present invention.

In the figure: 1-supporting rod, 2-workbench, 3-first screw, 4-motor, 5-sliding block, 6-supporting frame, 7-reinforcing steel bar body, 8-pressing block, 9-hydraulic rod, 10-hydraulic box, 11-clamping plate, 12-connecting plate, 13-rotating handle, 14-outer rod, 15-rubber pad, 16-second screw, 17-controller, 18-rotating ball and 19-limiting rod.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a novel reinforcing steel bar reverse bending test device comprises a workbench 2, a support rod 1 and a support frame 6, wherein the right end of the workbench 2 is fixedly connected with a motor 4, the motor 4 is controlled to rotate by a controller 17, the motor 4 drives a first screw rod 3 to rotate, because the thread directions of the left side and the right side of the first screw rod 3 are opposite, the first screw rod 3 can drive an outer slide block 5 to move in an opposite reverse direction, the distance between a left side clamp plate 11 and a right side clamp plate 11 is changed by the movement of the slide block 5, so that the detection device can be adjusted according to the actual length of a reinforcing steel bar body 7, the novel reinforcing steel bar reverse bending test device has good practicability, the tail end of a main shaft of the motor 4 is fixedly connected with the first screw rod 3, the left side and the right side of the first screw rod 3 are both spirally connected with the slide block 5, the inner side of the workbench 2 is fixedly, play the role of guaranteeing the stability of the slider 5 when moving, the outside of the stop lever 19 is connected with the inside of the slider 5 in a sliding way, the top of the slider 5 is connected with the connecting plate 12 through the hinge rotation, the connecting plate 12 is symmetrically arranged at the top of the slider 5 front and back, the inside of the connecting plate 12 is connected with the clamping plate 11 through the rotation of the rotating shaft, the steel bar body 7 is put into the inside of the clamping plate 11 from top to bottom, at this time, the rotating handle 13 is rotated, the rotating handle 13 drives the second screw 16 to rotate, the second screw 16 continuously enters the inside of the outer rod 14 through the rotation, and through the way, the clamping plate 11 at the front and back sides can be continuously clamped, thereby playing the role of fixing the steel bar body 7 and enabling the detection device to be adjusted according to the actual diameter of the steel bar body 17, the clamping and fixing method is simple and fast, has good practicability, the, rubber pad 15 plays the effect of packing for reinforcing bar body 7 can be fixed more firm, has fine practicality, and rubber pad 15's inboard laminating has reinforcing bar body 7.

The bottom end of the workbench 2 is fixedly connected with the top end of the support rod 1, the top end of the workbench 2 is fixedly connected with the bottom end of the support frame 6, the front side of the top end of the workbench 2 is fixedly connected with a controller 17, the top end of the support frame 6 is fixedly connected with a hydraulic tank 10, the central position of the inner side of the top end of the support frame 6 is fixedly connected with a hydraulic rod 9, the bottom end of the hydraulic rod 9 is fixedly connected with a press block 8, the left end of the first screw rod 3 is rotatably connected with the inner side of the left end of the workbench 2, the thread directions of the left side and the right side of the first screw rod 3 are arranged in an opposite manner, the inner side of the slide block 5 is slidably connected with the top end of the workbench 2, the section of the slide block 5 is arranged in a T shape, the front end of the connecting plate 12 at the rear side is rotatably connected with an outer rod 14 through a hinge, the outer side of the rear end of the second screw rod 16 is spirally connected with the inner side of the front end of the outer rod 14, the front end of the second screw rod 16 is fixedly connected with a rotating handle 13, and the rotating handle 13 is used for clamping operation.

The working process is as follows: the utility model supplies power by an external power supply when in use, the utility model is controlled by the controller 17 when in use, the hydraulic rod 9 of the hydraulic box 10 position in the utility model provides power to lead the hydraulic rod 9 to be capable of extending up and down, which is the prior art and is not mostly explained here, when in use, the utility model needs to put the steel bar body 7 at the inner side of the clamping plates 11 at both sides, because the length of the steel bar body 7 used in the experiment is not fixed, the detection device needs to be adjusted according to the actual length of the steel bar body 7, the utility model controls the motor 4 to rotate by the controller 17, the motor 4 drives the first screw rod 3 to rotate, because the thread directions at the left and the right sides of the first screw rod 3 are opposite, the first screw rod 3 can drive the outside slide block 5 to move towards the opposite direction, wherein, the limiting rod 5 plays the role of limiting the motion direction of the slide block 5, the effect of ensuring the stability of the slider 5 during movement is achieved, the distance between the left and right side clamping plates 11 is changed through the movement of the slider 5, the effect of adjusting the detection device according to the actual length of the steel bar body 7 is achieved, the practicability is good, after the slider 5 is moved to a proper position, the steel bar body 7 is placed into the inner side of the clamping plates 11 from top to bottom, at the moment, the rotating handle 13 is rotated, the rotating handle 13 drives the second screw rod 16 to rotate, the second screw rod 16 continuously enters the inner side of the outer rod 14 through rotation, and through the mode, the clamping plates 11 on the front side and the rear side can be continuously clamped, so that the effects of fixing the steel bar body 7 and adjusting the detection device according to the actual diameter of the steel bar body 17 are achieved, the clamping and fixing method is simple and rapid and has good practicability, wherein the rubber pad 15 plays a filling role, make reinforcing bar body 7 can be fixed more firm, have fine practicality, after reinforcing bar body 7 is fixed, through controller 17 control hydraulic stem 19 flexible downwards, hydraulic stem 19 drives 8 downstream of briquetting, realizes the bending test to the reinforcing bar through 8 oppression to reinforcing bar body 7 of briquetting.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel reverse bending test of reinforcing bar device, includes workstation (2), bracing piece (1) and support frame (6), its characterized in that: the utility model discloses a steel bar reinforcing plate, including workstation (2), the right-hand member fixedly connected with motor (4) of workstation (2), the first screw rod of the terminal fixedly connected with (3) of main shaft of motor (4), the equal screwed connection in the left and right sides of first screw rod (3) has slider (5), workstation (2) inboard fixedly connected with gag lever post (19), the outside of gag lever post (19) and the inboard sliding connection of slider (5), the top of slider (5) is connected with connecting plate (12) through the hinge rotation, the symmetry sets up the top at slider (5) around connecting plate (12), the inboard of connecting plate (12) is connected with splint (11) through the pivot rotation, the inboard fixedly connected with rubber pad (15) of splint (11), the inboard laminating of rubber pad (15) has reinforcing bar body (7).

2. The novel reverse bending test device for the steel bars as claimed in claim 1, is characterized in that: the bottom of workstation (2) and the top fixed connection of bracing piece (1), the top of workstation (2) and the bottom fixed connection of support frame (6), the top front side fixedly connected with controller (17) of workstation (2).

3. The novel reverse bending test device for the steel bars as claimed in claim 1, is characterized in that: the hydraulic support is characterized in that a hydraulic tank (10) is fixedly connected to the top end of the support frame (6), a hydraulic rod (9) is fixedly connected to the central position of the inner side of the top end of the support frame (6), and a pressing block (8) is fixedly connected to the bottom end of the hydraulic rod (9).

4. The novel reverse bending test device for the steel bars as claimed in claim 1, is characterized in that: the left end of the first screw rod (3) is rotatably connected with the inner side of the left end of the workbench (2), and the thread directions of the left side and the right side of the first screw rod (3) are arranged in an opposite manner.

5. The novel reverse bending test device for the steel bars as claimed in claim 1, is characterized in that: the inner side of the sliding block (5) is connected with the top end of the workbench (2) in a sliding mode, and the section of the sliding block (5) is arranged in a T shape.

6. The novel reverse bending test device for the steel bars as claimed in claim 1, is characterized in that: the front end of the connecting plate (12) positioned at the rear side is rotatably connected with an outer rod (14) through a hinge, and the inner side of the connecting plate (12) positioned at the front side is rotatably connected with a rotating ball (18).

7. The novel reverse bending test device for the steel bars as claimed in claim 6, wherein: the inner side of the rotating ball (18) is connected with a second screw rod (16) in a sliding mode, the outer side of the rear end of the second screw rod (16) is in spiral connection with the inner side of the front end of the outer rod (14), and the front end of the second screw rod (16) is fixedly connected with a rotating handle (13).