Small manual steel bar hoop bending device

Abstract

The utility model relates to the field of reinforcing steel bar machining equipment, in particular to a small manual reinforcing steel bar hoop bending device which comprises a bending base, a driving plate, a driven plate and a bending handle. The bending column is installed on the bending base, the driving plate is rotationally matched with the bending base, the driven plate is installed on the bending base, the bending column, the driving plate and the driven plate are distributed in a triangular shape, a reinforcing steel bar containing groove is formed between the bending column and the driving plate and between the bending column and the driven plate, and the bending handle is installed on the driving plate. The reinforcing steel bar bending device has the effect that constructors can conveniently bend part of reinforcing steel bars on site.

Description

Technical Field

[0001] The present application relates to the field of steel bar processing equipment, and in particular to a small manual steel bar bending device. Background Art

[0002] Rebar is commonly used in reinforced concrete structures, forming steel cages and other structural components to meet structural requirements. In existing technologies, rebar bending is typically performed in batches using larger hoop bending equipment, according to design requirements. Once completed, the rebar is then transported to welding sites or other construction sites.

[0003] Regarding the aforementioned technologies, when actual construction conditions deviate from ideal design conditions, the pre-processed steel bars may not meet actual construction requirements. In this case, some of the steel bars need to be bent a second time. However, using large-scale hoop bending equipment to perform a second bending of a small amount of steel bars often causes inconvenience in actual operation. Summary of the Invention

[0004] In order to facilitate construction workers to bend some steel bars on site, the present application provides a small manual steel bar bending device.

[0005] The present application provides a small manual steel bar bending device that adopts the following technical solution:

[0006] A small manual steel bar bending device comprises a bending base, an active plate, a passive plate and a bending handle;

[0007] The bending base is equipped with a bending column, the active plate is rotatably matched with the bending base, the passive plate is installed on the bending base, the bending column, the active plate and the passive plate are distributed in a triangular shape, and a steel bar placement groove is provided between the bending column and the active plate and the passive plate, and the bending handle is installed on the active plate.

[0008] By adopting the above technical solution, when construction workers need to bend some steel bars on site, they place the steel bars in the steel bar placement groove, and then drive the active plate to rotate through the bending handle. The active plate is tightly fitted against the steel bars, and the steel bars are tightly fitted against the bending column and the passive plate, so that the steel bars are bent and adjusted to the required shape under the action of the construction workers and the bending handle, with quick response and easy operation.

[0009] Optionally, the bending handle can be detachably mounted on the active plate.

[0010] By adopting the above technical solution, construction workers can choose a bending handle with a suitable length and shape according to the size of the actual operation space.

[0011] Optionally, the bending handle is mounted on the active plate via bolts.

[0012] By adopting the above technical solution, the structure is simple and reliable, which is beneficial for construction environments with relatively complex environments.

[0013] Optionally, the passive plate slides in the horizontal direction to fit on the bending base, the bending base is equipped with a passive seat, and the passive seat is provided with a horizontal adjustment member for adjusting the distance between the passive plate and the passive seat.

[0014] By adopting the above technical solution, it is convenient to adjust the distance between the passive plate and the passive seat in advance according to the required bending adjustment angle and the shape of the steel bar itself, so that after the steel bar is placed in the placement groove, the passive plate can fit closely with the steel bar, thereby ensuring the stability of the steel bar during the bending process, and adaptability to steel bars of different specifications, and reducing the rotation angle required for the bending handle to bend the steel bar.

[0015] Optionally, the horizontal adjustment member is a bolt, and the horizontal adjustment member is threadedly engaged with the passive seat and the passive plate.

[0016] By adopting the above technical solution, after the distance between the passive plate and the passive seat is adjusted to the required value and the passive plate is temporarily fixed, the horizontal adjustment piece is threaded through the passive seat and the passive plate, so that the distance between the passive plate and the passive seat is locked at the required value, and the structure is simple and reliable.

[0017] Optionally, the active plate rotates and slides in the vertical direction to cooperate with the bending base, the passive plate slides in the vertical direction to cooperate with the bending base, and the bending base is provided with a vertical adjustment member, and the vertical adjustment member is used to adjust the distance between the active plate and the bending base, and / or adjust the distance between the passive plate and the bending base.

[0018] By adopting the above technical solution, it is convenient to adjust the height of the active plate and the passive plate according to the shape or diameter of the steel bar, ensuring that the active plate and the passive plate are tightly fitted to the appropriate position of the steel bar during the bending process.

[0019] Optionally, the active plate is installed with an active seat, the passive plate is installed with a passive seat, the vertical adjustment piece is rotatably engaged with a lifting bolt, the lifting bolt thread is engaged with the bending base, and the active seat and / or passive seat is located at the top of the vertical adjustment piece.

[0020] By adopting the above technical solution, the height dimensions of the active plate and the passive plate can be adjusted simply by turning the lifting bolts, which is simple and quick.

[0021] Optionally, a plurality of mounting holes are formed through the bent base.

[0022] By adopting the above technical solution, it is convenient for construction workers to install the bent base on the surface of various objects through the installation hole.

[0023] In summary, this application includes at least one of the following beneficial technical effects:

[0024] 1. When construction workers need to bend some steel bars on site, they place the steel bars in the steel bar placement slot, and then use the bending handle to drive the active plate to rotate. The active plate is tightly fitted with the steel bars, and the steel bars are tightly fitted with the bending column and the passive plate. As a result, the steel bars are bent and adjusted to the required shape under the action of the construction workers and the bending handle, with fast response and easy operation.

[0025] 2. It is convenient to adjust the distance between the passive plate and the passive seat in advance according to the required bending adjustment angle and the shape of the steel bar itself, so that after the steel bar is placed in the placement groove, the passive plate can be closely matched with the steel bar, thereby ensuring the stability of the steel bar during the bending process, and the adaptability to steel bars of different specifications, and reducing the rotation angle required for the bending handle to bend the steel bar. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is an overall schematic diagram of a small manual steel bar bending device according to an embodiment of the present application.

[0027] Figure 2 It is a schematic diagram of the implementation of the small manual steel bar bending device in the embodiment of the present application.

[0028] Figure 3 It is an overall schematic diagram of the passive board and passive seat of the embodiment of the present application.

[0029] Figure 4 It is an exploded schematic diagram of the passive plate and passive seat of an embodiment of the present application.

[0030] Explanation of the accompanying drawings: 1. Bending base; 101. Mounting hole; 102. Steel bar placement groove; 11. Bending column; 12. Active connecting column; 13. Passive connecting column; 2. Active plate; 21. Active connecting ear; 3. Passive plate; 31. Passive connecting ear; 4. Bending handle; 5. Active seat; 6. Passive seat; 61. Horizontal adjustment piece; 7. Vertical adjustment piece; 71. Lifting bolt. DETAILED DESCRIPTION

[0031] The following is combined with Figure 1-4 This application is described in further detail.

[0032] The embodiment of the present application discloses a small manual steel bar bending device. Figure 1 and Figure 2 The small manual steel bar bending device includes a bending base 1, an active plate 2, a passive plate 3 and a bending handle 4.

[0033] Reference Figure 1 As shown in Figure 1 , the bending base 1 is rectangularly arranged, and four mounting holes 101 are formed through the bending base 1. The four mounting holes 101 are respectively located at the four corners of the bending base 1, so that construction workers can install the bending base 1 on the surfaces of various objects through bolts, steel wires or welding columns.

[0034] A bending column 11 is fixedly installed on the top of the bending base 1. The bending column 11 is cylindrical and is arranged vertically. The bending column 11, the active plate 2 and the passive plate 3 are distributed in a triangle. A steel bar placement groove 102 is provided between the bending column 11 and the active plate 2 and the passive plate 3, so as to reduce the obstruction of the steel bars located in the steel bar placement groove 102 during the bending process of the bending column 11. An active connection column 12 is fixedly installed on the top of the bending base 1. The active connection column 12 is arranged vertically, and a thread is provided on the outer peripheral surface of the active connection column 12. The active plate 2 is provided with an active connection ear 21, and the cross section of the active connection ear 21 is "U" shaped. The active connection ear 21 is sleeved on the active connection column 12, and the active connection ear 21 rotates and is in vertical and horizontal sliding fit with the active connection column 12, so as to bend the steel bar by rotating the active plate 2, adapt the active plate 2 to steel bars of different shapes and specifications by lifting the active plate 2, and ensure that the active plate 2 always abuts against the bending surface of the steel bar by horizontally sliding the active plate 2. A gasket for locking the active plate 2 is sleeved on the top of the active connection column 12 and is threadedly fitted with a nut, so that the active plate 2 is not easily loosened and fallen off during the bending process.

[0035] An active seat 5 is installed on the active connection ear 21 of the active plate 2 through bolts. The cross section of the active seat 5 is "凵" shaped. The bending handle 4 is fixedly installed on the active seat 5, so as to disassemble and assemble the bending handle 4 by disassembling and assembling bolts, and thus it is convenient for construction workers to replace the bending handle 4 according to the size of the on-site operation surface.

[0036] Reference Figure 1 As shown in Figure 1 , a passive connection column 13 is fixedly installed on the top of the bending base 1. The passive connection column 13 is arranged vertically, and a thread is provided on the outer peripheral surface of the passive connection column 13. Combined with Figure 3 As shown in Figure 3 , the passive plate 3 is provided with a passive connection ear 31, and the cross section of the passive connection ear 31 is "U" shaped. The passive connection ear 31 is sleeved on the passive connection column 13, and the passive connection ear 31 is in vertical and horizontal sliding fit with the passive connection column 13. A gasket for locking the passive plate 3 is sleeved on the top of the passive connection column 13 and is threadedly fitted with a nut, so that the passive plate 3 is not easily loosened and fallen off during the bending process.

[0037] Reference Figure 3 and Figure 4The bending base 1 is fixedly mounted with a passive seat 6, which is provided with a horizontal adjustment member 61. The horizontal adjustment member 61 is used to adjust the distance between the passive plate 3 and the passive seat 6. Specifically, in the embodiment of the present application, the horizontal adjustment member 61 is a bolt, and the horizontal adjustment member 61 is threadedly engaged with the passive seat 6 and the passive plate 3, so that the distance between the passive plate 3 and the passive seat 6 can be adjusted and locked by rotating the horizontal adjustment member 61.

[0038] Reference Figure 1 and Figure 2 The bending base 1 is provided with a vertical adjustment member 7, which is used to adjust the distance between the active plate 2 and the bending base 1, and / or adjust the distance between the passive plate 3 and the bending base 1. Specifically, in an embodiment of the present application, the vertical adjustment member 7 is arranged in a plate shape, and the active seat 5 and the passive seat 6 are both located at the top of the vertical adjustment member 7, and the active seat 5 and the passive seat 6 are both tightly fitted to the vertical adjustment member 7. The vertical adjustment member 7 is rotatably fitted with two lifting bolts 71, and the two lifting bolts 71 are respectively located at both ends of the vertical adjustment member 7, and the two lifting bolts 71 are both threadedly fitted to the bending base 1, so that the vertical adjustment member 7 can be lifted and lowered in the vertical direction by rotating the two lifting bolts 71, so that after the nuts on the top of the active connecting column 12 and the passive connecting column 13 are removed, the active plate 2 and the passive plate 3 are lifted up by the vertical adjustment member 7.

[0039] The implementation principle of a small manual steel bar bending device in an embodiment of the present application is: when the construction personnel need to bend some steel bars on the spot, the steel bars are placed in the steel bar placement groove 102, and then the active plate 2 is driven to rotate by the bending handle 4. The active plate 2 is tightly fitted against the steel bars, and the steel bars are tightly fitted against the bending column 11 and the passive plate 3, so that the steel bars are bent and adjusted to the desired shape under the action of the construction personnel and the bending handle 4, with rapid response and easy operation.

[0040] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A small manual steel bar bending device, characterized by: It comprises a bending base (1), an active plate (2), a passive plate (3) and a bending handle (4); The bending base (1) is installed with a bending column (11), the active plate (2) is rotatably matched with the bending base (1), and the passive plate (3) is installed on the bending base (1). The bending column (11), the active plate (2) and the passive plate (3) are distributed in a triangular shape. A steel bar placement groove (102) is provided between the bending column (11) and the active plate (2) and the passive plate (3). The bending handle (4) is installed on the active plate (2).

2. A small manual steel bar bending device according to claim 1, characterized in that: The bending handle (4) is detachably mounted on the active plate (2).

3. A small manual steel bar bending device according to claim 2, characterized in that: The bending handle (4) is mounted on the active plate (2) via bolts.

4. A small manual steel bar bending device according to claim 1, characterized in that: The passive plate (3) slides in the horizontal direction and fits on the bending base (1); the bending base (1) is provided with a passive seat (6); the passive seat (6) is provided with a horizontal adjustment member (61); the horizontal adjustment member (61) is used to adjust the distance between the passive plate (3) and the passive seat (6).

5. A small manual steel bar bending device according to claim 4, characterized in that: The type of the horizontal adjustment member (61) is a bolt, and the horizontal adjustment member (61) is threadedly engaged with the passive seat (6) and the passive plate (3).

6. A small manual steel bar bending device according to claim 1, characterized in that: The active plate (2) rotates and slides in the vertical direction to fit on the bending base (1), and the passive plate (3) slides in the vertical direction to fit on the bending base (1). The bending base (1) is provided with a vertical adjustment member (7), and the vertical adjustment member (7) is used to adjust the distance between the active plate (2) and the bending base (1), and / or adjust the distance between the passive plate (3) and the bending base (1).

7. A small manual steel bar bending device according to claim 6, characterized in that: The active plate (2) is installed with an active seat (5), the passive plate (3) is installed with a passive seat (6), the vertical adjustment member (7) is rotatably engaged with a lifting bolt (71), the lifting bolt (71) is threadedly engaged with the bending base (1), and the active seat (5) and / or the passive seat (6) are located on the top of the vertical adjustment member (7).

8. The small manual steel bar bending device according to claim 1, characterized in that: The bent base (1) is provided with a plurality of mounting holes (101) extending therethrough.

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