CN217132839U

CN217132839U - Reinforcing bar forward and reverse bending detection testing machine

Info

Publication number: CN217132839U
Application number: CN202220969810.8U
Authority: CN
Inventors: 王腾; 张雪琪
Original assignee: Yutai Jinhong Construction Engineering Quality Inspection Co ltd
Current assignee: Yutai Jinhong Construction Engineering Quality Inspection Co ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-08-05
Anticipated expiration: 2032-04-25

Abstract

The utility model discloses a testing machine for detecting the positive and negative bending of a reinforcing steel bar, which comprises a frame, wherein a positioning piece, a bending upright post and an arc-shaped guide rail are arranged on the frame; a first reinforcing member and a second reinforcing member are symmetrically installed on two sides of the positioning member, the bent upright post is positioned on the right side of the second reinforcing member, and the bent upright post is divided into a forward bent upright post and a reverse bent upright post; the arc guide rail is located the right side of the stand of buckling, and the arc guide rail is equipped with supporting slider, and the slider is connected with the holder through the connecting rod. This is novel has both saved the trouble of installing the reinforcing bar once more, and has avoided the reinforcing bar to remove for forward buckling, the action site when just buckling is reversed keeps unanimous, can more accurate obtain reinforcing bar bending resistance performance's testing result.

Description

Reinforcing bar forward and reverse bending detection testing machine

Technical Field

The utility model relates to a testing machine especially relates to a reinforcing bar positive and negative bending detection testing machine.

Background

The reinforcing bar plays the main role in the building construction and is used for connecting and supporting, and the bending property detection of the reinforcing bar can detect the bending resistance of the reinforcing bar, so that whether the supporting property of the reinforcing bar is good or not is determined. The reinforcing bar bending property detects and need utilize the bending to detect the testing machine, and traditional reinforcing bar bending detects only carries out one-way bending, and along with industry standard's continuous promotion, one-way bending upgrade is two-way buckling, is about to the reinforcing bar and carries out the forward back of buckling, backward buckling again to the anti bending property of better survey reinforcing bar. However, the conventional bending testing machine on the market only has the function of detecting the reinforcing steel bars by one-way bending, and if the reinforcing steel bars are required to be bent reversely, the reinforcing steel bars need to be taken down and then reversely installed, so that the processing is troublesome, the consistency of forward bending and reverse bending action points of the reinforcing steel bars cannot be effectively ensured by the reinforcing steel bars installed again, and the detection result is not accurate enough.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects existing in the technology, the utility model provides a testing machine for detecting the positive and negative bending of a reinforcing steel bar.

In order to solve the technical problem, the utility model discloses a technical scheme is: a testing machine for detecting the forward and reverse bending of a steel bar comprises a machine base, wherein a positioning piece, a bending stand column and an arc-shaped guide rail are arranged on the machine base;

a first reinforcing member and a second reinforcing member are symmetrically installed on two sides of the positioning member, the bent stand column is located on the right side of the second reinforcing member and is divided into a forward bent stand column and a reverse bent stand column, and the forward bent stand column and the reverse bent stand column are linearly arranged in the front-back direction;

the arc guide rail is located the right side of the stand of buckling, and the arc guide rail is equipped with supporting slider, and the slider is connected with the holder through the connecting rod, and holder, No. two reinforcements, setting element, reinforcement keep the same height that sets up.

Furthermore, a reinforcing member and a second reinforcing member are respectively installed on the base through a support.

Furtherly, a reinforcement, No. two reinforcements all include the hoop body, and the opening has been seted up to the lateral wall department of the hoop body, and the opening part has linked firmly the locking board of two sets of parallels, installs the retaining member between two sets of locking boards jointly.

Furthermore, the positioning piece is installed on the machine base through the seat post.

Furthermore, two ends of the arc-shaped guide rail are fixed with blocking blocks.

Further, the holder is provided with the pressure strip including running through a section of thick bamboo in running through a section of thick bamboo, and the pressure strip has linked firmly fixing screw, and fixing screw passes and runs through a section of thick bamboo and has butterfly cap through screw thread match connection.

Furthermore, a baffle is fixedly arranged at the top end of the fixing screw rod, and a pressing groove is formed in the baffle.

The utility model discloses a reinforcing bar positive and negative bending detection testing machine, reinforcing bar one-time installation can realize that forward is buckled, reverse bending is handled, has both saved the trouble of reinstallation reinforcing bar, and has avoided the reinforcing bar to remove for forward is buckled, the effect site when turning over forward is kept unanimous, can more accurately obtain reinforcing bar bending resistance and roll over the testing result of performance.

Drawings

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

Fig. 2 is a top view of fig. 1.

FIG. 3 is a schematic view of the first reinforcement member or the second reinforcement member of FIG. 1.

Fig. 4 is a side view of the clamping member of fig. 1.

In the figure: 1. a machine base; 2. a first reinforcing member; 3. a positioning member; 4. a second reinforcing member; 5. reinforcing steel bars; 6. a clamping member; 7. a bottom pillar; 8. a support; 9. an arc-shaped guide rail; 10. a slider; 11. a connecting rod; 12. positively bending the upright post; 13. reversely bending the upright post; 14. blocking; 21. a hoop body; 22. an opening; 23. a locking plate; 24. a locking member; 61. a through barrel; 62. a compression plate; 63. fixing the screw rod; 64. a baffle plate; 65. a butterfly cap; 66. the groove is pressed.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

A testing machine for detecting the forward and reverse bending of a reinforcing steel bar comprises a machine base 1, wherein the machine base 1 is used as a base, and a positioning piece 3, a bending upright post and an arc-shaped guide rail 9 are arranged on the machine base 1;

the positioning piece 3 is used for positioning and mounting the steel bar 5 to be detected, is cylindrical, penetrates into the positioning piece 3 through the steel bar 5, and is mounted on the machine base 1 through the seat post 7. For the installation stability of the reinforcing bar in ensureing setting element 3, when avoiding forward buckling, reverse buckling, reinforcing bar 5 takes place to remove, installs a reinforcement 2, No. two reinforcements 4 at setting element 3's bilateral symmetry, and a reinforcement 2, No. two reinforcements 4 play reinforced effect respectively at both ends.

No. 2, No. 4 reinforcements of reinforcement are installed on the frame 1 through support 8 respectively, as shown in fig. 3, 2, No. 4 reinforcements of reinforcement concrete structure are provided with: the first reinforcing member 2 and the second reinforcing member 4 both comprise a hoop body 21, an opening 22 is formed in the side wall of the hoop body 21, two parallel locking plates 23 are fixedly connected to the opening 22, and a locking member 24 is jointly installed between the two locking plates. Retaining member 24 can adopt threaded rod and butterfly cap, and reinforcing bar 5 penetrates in proper order from a reinforcement 2, setting element 3, No. two reinforcements 4, screws up retaining member 24 on a reinforcement 2, No. two reinforcements 4 respectively, makes the opening 22 of hoop body 21 diminish to tightly fix reinforcing bar 5. Accomplish the detection back of buckling, unscrew retaining member 24, follow the end of buckling of reinforcing bar 5 and extract reinforcing bar 5 from No. two reinforcement 4, setting element 3, reinforcement 2 in proper order.

As shown in fig. 2, the right side of the second reinforcement member 4 is provided with a bending pillar against which the reinforcing bar abuts, and when a pushing force is applied to the reinforcing bar 5, the reinforcing bar 5 is bent along the bending pillar. In order to realize forward and reverse bending, the bending upright columns are divided into a forward bending upright column 12 and a reverse bending upright column 13, and the forward bending upright column 12 and the reverse bending upright column 13 are linearly arranged in the front-back direction; and the clearance that forms between the upright post 12 of forward bending, the upright post 13 of anti-forward bending then is regarded as the passing site of reinforcing bar 5, and when pulling reinforcing bar 5 backward, reinforcing bar 5 supports the upright post 12 of forward bending and is buckled, and afterwards, pulling reinforcing bar 5 forward again, the reinforcing bar resets earlier, supports the upright post 13 of anti-reverse bending again and is buckled, from this, realizes the detection to the forward of reinforcing bar, reverse anti-buckling performance.

Still as shown in fig. 2, the one end that reinforcing bar 5 waited to buckle is connected with holder 6, realizes the pulling to reinforcing bar 5 by holder 6 area, as shown in fig. 1, holder 6 is installed on arc guide 9, arc guide 9 is located the right side of the stand of buckling, and arc guide 9 is equipped with supporting slider 10, slider 10 passes through connecting rod 11 and connects holder 6, slider 10 is the curvilinear motion along arc guide 9, drives holder 6 and is the curvilinear motion to the realization is to the pulling of reinforcing bar 5. In addition, in order to prevent the slider 10 from separating from the arc-shaped guide rail 9, the two ends of the arc-shaped guide rail 9 are fixedly provided with the blocking blocks 14.

Further, in order to ensure that the clamping member 6 can firmly clamp the reinforcing steel bar, as shown in fig. 4, the specific structure of the clamping member 6 is set as follows: the clamping piece 6 comprises a penetrating cylinder 61, a pressing plate 62 is arranged in the penetrating cylinder 61, the pressing plate 62 is fixedly connected with a fixing screw 63, and the fixing screw 63 penetrates through the penetrating cylinder 61 and is connected with a butterfly cap 65 through threads in a matching mode. Therefore, after the reinforcing steel bar 5 is inserted into the through cylinder 61, the pressing plate 62 presses the reinforcing steel bar 5, the butterfly cap 65 on the fixing screw 63 is locked, the pressing plate 62 tightly presses the reinforcing steel bar, and the clamping piece 6 firmly clamps the reinforcing steel bar 5. A baffle plate 64 is fixedly arranged at the top end of the fixing screw 63 to prevent the fixing screw 63 from falling off, and a pressing groove 66 is formed on the baffle plate 64, and the pressing groove 66 is convenient for pushing down the pressing plate 62.

In addition, to reinforcement 2, setting element 3, No. two reinforcements 4, holder 6, four keep unanimous on setting up the height to, when initial point, reinforcement 2, setting element 3, No. two reinforcements 4, holder 6 arrange along same axis in proper order, so that the reinforcing bar can the horizontal installation.

From this, be the utility model discloses a reinforcing bar positive and negative bending test machine can be used to the detection of bending resistance performance when the forward of reinforcing bar is buckled, is buckled in the reverse direction, only need install on the reinforcing bar can, both saved the trouble of installing the reinforcing bar once more, and avoid the reinforcing bar to remove for forward buckling, the effect site when just buckling in the reverse direction keep unanimous, can more accurately obtain the testing result of reinforcing bar bending resistance performance.

The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.

Claims

1. The utility model provides a reinforcing bar is positive reverse bending detection testing machine, includes frame (1), its characterized in that: the machine base (1) is provided with a positioning piece (3), a bent upright post and an arc-shaped guide rail (9);

a first reinforcing piece (2) and a second reinforcing piece (4) are symmetrically installed on two sides of the positioning piece (3), the bent upright post is located on the right side of the second reinforcing piece (4) and is divided into a forward bent upright post (12) and a reverse bent upright post (13), and the forward bent upright post (12) and the reverse bent upright post (13) are linearly arranged in the front-back direction;

arc guide rail (9) are located the right side of the stand of buckling, and arc guide rail (9) are equipped with supporting slider (10), and slider (10) are connected with holder (6) through connecting rod (11), and holder (6), No. two reinforcement (4), setting element (3), reinforcement (2) keep the same height that sets up.

2. The reinforcing bar positive and negative bending detection testing machine of claim 1, characterized in that: the first reinforcing member (2) and the second reinforcing member (4) are respectively installed on the base (1) through the supports (8).

3. The reinforcing steel bar forward and reverse bending detection testing machine according to claim 2, characterized in that: the first reinforcing member (2) and the second reinforcing member (4) comprise hoop bodies (21), openings (22) are formed in the side walls of the hoop bodies (21), two parallel locking plates (23) are fixedly connected to the openings (22), and locking members (24) are jointly installed between the two locking plates.

4. The reinforcing bar positive and negative bending detection testing machine of claim 1, characterized in that: the positioning piece (3) is installed on the machine base (1) through the seat post (7).

5. The reinforcing bar positive and negative bending detection testing machine of claim 1, characterized in that: and two ends of the arc-shaped guide rail (9) are fixed with blocking blocks (14).

6. The reinforcing bar positive and negative bending detection testing machine of claim 5, characterized in that: the clamping piece (6) comprises a through cylinder (61), a pressing plate (62) is arranged in the through cylinder (61), the pressing plate (62) is fixedly connected with a fixing screw rod (63), and the fixing screw rod (63) penetrates through the through cylinder (61) and is connected with a butterfly cap (65) through thread matching.

7. The reinforcing bar positive and negative bending detection testing machine of claim 6, characterized in that: the top end of the fixing screw rod (63) is fixedly provided with a baffle plate (64), and a pressing groove (66) is formed in the baffle plate (64).