Steel bar bending maintenance device

Abstract

The utility model discloses a steel bar bending maintenance device which comprises a bending machine, a connecting block is fixedly connected to the upper face of the bending machine, a T-shaped sliding groove is formed in the connecting block, a T-shaped sliding block is installed in the T-shaped sliding groove in a sliding mode, a baffle is arranged above the T-shaped sliding block, a through hole is formed in the baffle, a threaded fixing rod is arranged in the through hole, and the threaded fixing rod is connected with the T-shaped sliding groove. A nut is embedded in the T-shaped sliding block, the threaded fixing rod is in threaded fit with the nut, a sliding rail is fixedly connected to the upper face of the bending machine, a dovetail sliding block is slidably installed in the sliding rail, a first sliding block is fixedly connected to the upper face of the dovetail sliding block, and a check block is slidably installed on the first sliding block. The baffle is adjusted to a proper position by unscrewing the threaded fixing rod, then the threaded fixing rod is screwed again, the baffle can be fixed to the connecting block again, the front end of a reinforcing steel bar directly abuts against one side of the baffle when the reinforcing steel bar is placed, and the extending distance of the front end of the reinforcing steel bar can be accurately controlled.

Description

Technical Field

[0001] The utility model relates to a steel bar bending device, in particular to a steel bar bending maintenance device. Background Art

[0002] Rebar refers to steel used for reinforced concrete and prestressed reinforced concrete. Its cross-section is circular, sometimes square with rounded corners. It includes plain round steel bars, ribbed steel bars, and twisted steel bars. Rebars need to be bent into a predetermined shape before use, usually manually or with a rebar bending machine.

[0003] For example, a steel bar bending machine with the publication number CN206677077U disclosed in Chinese patent is provided, which includes a machine body, a rotating shaft rotatably installed in the machine body is provided between the inner walls on both sides of the machine body, a turntable installed in the machine body is fixedly sleeved on the rotating shaft, a first rectangular through hole is opened on one side of the turntable, a bending pin is slidably installed in the first rectangular through hole, a first push rod motor fixedly installed on the turntable is provided on the side of the first rectangular through hole away from the rotating shaft, and the output end of the first push rod motor is fixedly connected to the bending pin, and a steel bar placement opening is provided on one side of the machine body.

[0004] Some problems were found during the use of the above-mentioned existing steel bar bending and maintenance device for construction projects. First, when the steel bar is bent, the steel bar moves and bends under force, which will cause scratches on the surface of the steel bar, making the steel bar easy to be corroded. Secondly, the bending distance of the front end of the steel bar is often directly controlled by the operator's feeling, and the extension distance of the front end of the steel bar cannot be quickly and accurately bent. Utility Model Content

[0005] The purpose of the utility model is to provide a steel bar bending maintenance device to solve the existing problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a steel bar bending maintenance device, including a bending machine, a connecting block fixedly connected to the bending machine, a T-shaped slide groove is provided in the connecting block, a T-shaped slider is slidably installed in the T-shaped slide groove, a baffle is provided above the T-shaped slider, a through hole is provided in the baffle, a threaded fixing rod is provided in the through hole, a nut is embedded and installed on the T-shaped slider, the threaded fixing rod is threadably matched with the nut, a slide rail is fixedly connected to the bending machine, a dovetail slider is slidably installed in the slide rail, a first slider is fixedly connected to the dovetail slider, and a baffle is slidably installed on the first slider.

[0007] Preferably, a stepper motor is fixedly connected inside the bending machine, a bending disk is fixedly connected to the output end of the stepper motor, a bending shaft is rotatably mounted at the center of the bending disk, and a bending sleeve is rotatably mounted near the edge of the bending disk.

[0008] Preferably, a scale is engraved on the upper edge of the connection block, and a connection slot is provided under the baffle, and the connection slot cooperates with the T-shaped slider.

[0009] Preferably, a guide rod is fixedly connected in the slide rail, a slide hole is provided in the dovetail slider, the slide hole is slidably matched with the guide rod, and a return spring is sleeved on the guide rod.

[0010] Preferably, a first connecting groove is provided in the stopper, and an adjusting screw is rotatably installed in the first connecting groove.

[0011] Preferably, the first sliding block is slidably matched with the first connecting groove, a threaded sleeve is fixedly connected in the first sliding block, and the threaded sleeve is threadably matched with the adjusting screw.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. Loosen the threaded fixing rod to adjust the baffle to the appropriate position, and then tighten the threaded fixing rod again to fix the baffle on the connecting block again. When placing the steel bars, directly press the front end of the steel bars against one side of the baffle to accurately control the extension distance of the front end of the steel bars.

[0014] 2. The stopper and the bending sleeve cooperate with each other. The bending sleeve is rotatably installed on the bending disk and will rotate when the steel bar is bent. When the steel bar moves under force, the stopper will move with it, thereby effectively avoiding friction between the device and the steel bar and damaging the surface of the steel bar. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the overall structure of the other side of the utility model;

[0017] Figure 3 This is a schematic diagram of the connecting block and baffle structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the slide rail, slider and stopper of the utility model.

[0019] In the figure: 1. bending machine; 101. stepping motor; 102. bending disk; 103. bending sleeve; 104. bending shaft; 2. connecting block; 201. T-shaped slide groove; 202. scale; 3. baffle; 301. connecting slot; 302. through hole; 303. threaded fixing rod; 304. T-shaped slider; 305. nut; 4. slide rail; 401. guide rod; 402. return spring; 501. first slider; 502. dovetail slider; 503. slide hole; 504. threaded sleeve; 6. block; 601. first connecting slot; 602. adjusting screw. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides a technical solution: a steel bar bending maintenance device, including a bending machine 1, a connecting block 2 is fixedly connected to the bending machine 1, a T-shaped slide groove 201 is provided in the connecting block 2, a T-shaped slider 304 is slidably installed in the T-shaped slide groove 201, a baffle 3 is provided above the T-shaped slider 304, a through hole 302 is provided in the baffle 3, a threaded fixing rod 303 is provided in the through hole 302, a nut 305 is embedded and installed on the T-shaped slider 304, the threaded fixing rod 303 and the nut 305 are threadedly matched, a slide rail 4 is fixedly connected to the bending machine 1, a dovetail slider 502 is slidably installed in the slide rail 4, a first slider 501 is fixedly connected to the dovetail slider 502, and a baffle 6 is slidably installed on the first slider 501.

[0022] When the locking nut 305 is engaged, the locking nut 306 is engaged with the locking nut 307 and the locking nut 308 is engaged with the locking nut 309. When the locking nut 306 is engaged, the locking nut 306 is engaged with the locking nut 308 and the locking nut 309 is engaged with the locking nut 308.

[0023] Among them, in order to achieve the purpose of adjusting the position of the stopper 6, the present device adopts the following technical scheme: a stepper motor 101 is fixedly connected to the bending machine 1, a bending disk 102 is fixedly connected to the output end of the stepper motor 101, a bending shaft 104 is rotatably installed at the center of the bending disk 102, a bending sleeve 103 is rotatably installed near the edge of the bending disk 102, a guide rod 401 is fixedly connected to the slide rail 4, a sliding hole 503 is provided in the dovetail slider 502, the sliding hole 503 is slidably matched with the guide rod 401, a return spring 402 is sleeved on the guide rod 401, a first connecting groove 601 is provided in the stopper 6, an adjusting screw 602 is rotatably installed in the first connecting groove 601, the first slider 501 is slidably matched with the first connecting groove 601, a threaded sleeve 504 is fixedly connected to the first slider 501, and the threaded sleeve 504 is threadedly matched with the adjusting screw 602.

[0024] By starting the stepper motor 101, the bending disk 102 can be driven to rotate. The rotation of the bending disk 102 will drive the bending sleeve 103 to rotate. The bending sleeve 103 will bend the steel bar. The bending sleeve 103 is rotated to avoid friction between the bending sleeve 103 and the steel bar. The return spring 402 can provide a certain thrust for the dovetail slider 502. The dovetail slider 502 is subjected to the thrust, which will drive the dovetail slider 502 to always be at one end of the slide rail 4. The adjusting screw 602 is threadedly matched with the threaded sleeve 504. Rotating the adjusting screw 602 can drive the stop block 6 to move, thereby adjusting the position of the stop block 6, which is suitable for steel bars of different sizes.

[0025] Among them, in order to achieve the purpose of clamping the baffle 3 on the T-shaped slider 304, the present device adopts the following technical solution: a scale 202 is engraved on the upper edge of the connecting block 2, and a connecting slot 301 is opened under the baffle 3, and the connecting slot 301 cooperates with the T-shaped slider 304.

[0026] The position of the baffle 3 can be adjusted conveniently through the scale 202 to control the extension distance of the bent portion of the steel bar. The connecting slot 301 cooperates with the T-shaped slider 304 so that the baffle 3 can be clamped on the T-shaped slider 304.

[0027] The working principle and use process of the utility model are as follows: when using the device, it is necessary to place the device in a suitable position, first loosen the threaded fixing rod 303 to adjust the baffle 3 to a suitable position, and then tighten the threaded fixing rod 303 again to fix the baffle 3 on the connecting block 2 again, place the steel bar on the bending disk 102, and between the bending axis 104 and the bending sleeve 103, so that the end of the steel bar is against one side of the baffle 3, start the stepper motor 101 to drive the bending disk 102 to rotate, the rotation of the bending disk 102 will drive the bending sleeve 103 to rotate, the rotation of the bending sleeve 103 will bend the steel bar with the bending axis 104 as the center, when the steel bar moves under force, the stopper 6 will be driven to move, avoiding friction between the stopper 6 and the surface of the steel bar.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steel bar bending maintenance device, comprising a bending machine (1), characterized in that: The bending machine (1) is fixedly connected to a connecting block (2), a T-shaped slide groove (201) is provided in the connecting block (2), a T-shaped slider (304) is slidably installed in the T-shaped slide groove (201), a baffle (3) is provided above the T-shaped slider (304), a through hole (302) is provided in the baffle (3), a threaded fixing rod (303) is provided in the through hole (302), a nut (305) is embedded and installed on the T-shaped slider (304), the threaded fixing rod (303) and the nut (305) are threadedly matched, a slide rail (4) is fixedly connected to the bending machine (1), a dovetail slider (502) is slidably installed in the slide rail (4), a first slider (501) is fixedly connected to the dovetail slider (502), and a baffle (6) is slidably installed on the first slider (501).

2. A steel bar bending maintenance device according to claim 1, characterized in that: A stepper motor (101) is fixedly connected inside the bending machine (1), a bending disk (102) is fixedly connected to the output end of the stepper motor (101), a bending shaft (104) is rotatably mounted at the center of the bending disk (102), and a bending sleeve (103) is rotatably mounted near the edge of the bending disk (102).

3. A steel bar bending maintenance device according to claim 1, characterized in that: The upper edge of the connection block (2) is engraved with a scale (202), and a connection slot (301) is provided below the baffle (3), and the connection slot (301) cooperates with a T-shaped slider (304).

4. A steel bar bending maintenance device according to claim 1, characterized in that: A guide rod (401) is fixedly connected to the slide rail (4), a slide hole (503) is provided in the dovetail slider (502), the slide hole (503) is slidably matched with the guide rod (401), and a return spring (402) is sleeved on the guide rod (401).

5. A steel bar bending maintenance device according to claim 1, characterized in that: A first connecting groove (601) is provided in the stopper (6), and an adjusting screw (602) is rotatably mounted in the first connecting groove (601).

6. A steel bar bending maintenance device according to claim 5, characterized in that: The first sliding block (501) is slidably matched with the first connecting groove (601), a threaded sleeve (504) is fixedly connected inside the first sliding block (501), and the threaded sleeve (504) is threadably matched with the adjusting screw (602).

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