Construction steel bar bending device with straightening mechanism

Abstract

The invention discloses a construction steel bar bending device with a straightening mechanism, and relates to the technical field of steel bar machining. The building steel bar bending device comprises a vertical base plate, and a straightening mechanism and a bending mechanism are arranged on the base plate; the straightening mechanism comprises a plurality of rectangular through holes formed in the length direction of the base plate, and the length direction of the rectangular through holes is perpendicular to the length direction of the base plate. A telescopic cylinder A and a telescopic cylinder B are installed on the two opposite inner side walls of the rectangular through hole correspondingly, and the end of the telescopic cylinder A and the end of the telescopic cylinder B are connected with an I-shaped rolling wheel A and an I-shaped rolling wheel B correspondingly. During use, the construction steel bars extend into a channel A formed by the rolling wheel A and the rolling wheel B. The straightening mechanism and the bending mechanism are arranged on the vertical base plate, in the using process, the straightening mechanism is used for straightening construction steel bars, then the bending mechanism is used for bending the construction steel bars, and straightening and bending operation is completed in one device on the whole.

Description

Technical Field

[0001] The invention belongs to the technical field of steel bar processing, and in particular relates to a construction steel bar bending device with a straightening mechanism. Background Art

[0002] Rebars are essential building materials in the construction industry and are used in large quantities. Since the rebars are long, they are coiled after processing, so that the rebars are bent into coils for storage for subsequent use. Rebar bending is to bend straight rebars to the required angle according to the needs of use. Since rebars are stored in coils, the coiled rebars need to be straightened before they can be bent.

[0003] For example, China Publication No. CN204504053U discloses a steel bar bending machine, which belongs to the field of construction machinery, including a steel bar bending device and a steel bar clamping device, the steel bar clamping device includes a support platform, a horizontal clamping piece and a vertical clamping piece are arranged on the support platform, the horizontal clamping piece includes two symmetrically arranged "L"-shaped clamping blocks, the clamping block includes a connecting part and an extrusion part, a strip hole is arranged on the connecting part, a locking screw is arranged in the strip hole, a slot matching the steel bar is arranged on the extrusion part, the vertical clamping piece is a rectangular parallelepiped, countersunk holes are arranged at both ends of the rectangular parallelepiped, a fastening screw is arranged in the countersunk hole, a slot matching the steel bar is also arranged in the middle of the lower surface of the rectangular parallelepiped, and mounting screw holes matching the locking screw and the fastening screw are arranged on the support platform. The steel bar bending machine can firmly clamp the steel bar, prevent the unbent part from deforming or moving when the steel bar is bent, reduce the physical burden of the user, and eliminate safety hazards at work.

[0004] The above technical solution is a steel bar bending machine, which can also be called a bending machine. However, the above steel bar can only bend straight steel bars. When bending the rounded steel bars, other straightening tools are needed to straighten them before they can be placed in the equipment for bending, which is inconvenient to operate. Summary of the invention

[0005] The object of the present invention is to provide a construction steel bar bending device with a straightening mechanism. By arranging a straightening mechanism and a bending mechanism on a vertical base plate, the straightening mechanism is used to straighten the construction steel bars, and then the bending mechanism is used to bend the construction steel bars, thereby solving the problems raised by the existing background technology.

[0006] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0007] The present invention discloses a construction steel bar bending device with a straightening mechanism, comprising a vertical base plate, a straightening mechanism arranged on the base plate, and a bending mechanism arranged at one end of the straightening mechanism; the straightening mechanism comprises a plurality of rectangular through holes arranged along the length direction of the base plate, and the length direction of the rectangular through holes is perpendicular to the length direction of the base plate; telescopic cylinders A and telescopic cylinders B are respectively installed on the opposite inner walls of the rectangular through holes, and the ends of the telescopic cylinders A and telescopic cylinders B are respectively connected with I-shaped rollers A and rollers B; when in use, the construction steel bar is extended into the interior of the channel A formed by the rollers A and rollers B.

[0008] Furthermore, the bending mechanism includes a wheel die, one side of which is connected to a connecting rod, and a pressing die that cooperates with the wheel die is movably mounted on the connecting rod; a pair of protrusions are arranged on the upper surface of the connecting rod, and a threaded rod is threadedly provided on the two protrusions, one end of the threaded rod is rotatably connected to one end of the pressing die, and the other end is connected to an operating rod.

[0009] Furthermore, an axial hole is provided on the wheel mold, and an axis is arranged on the base plate at one end of the straightening mechanism, the axis passes through the axial hole, and the wheel mold rotates around the axis; a clamping socket for clamping the construction steel bars is arranged on the side of the pressing mold close to the wheel mold.

[0010] Furthermore, during use, the construction steel bar is inserted into the channel A formed by the rollers A and B, and is simultaneously inserted into the channel B formed by the wheel mold and the die.

[0011] Furthermore, a first driving mechanism, a second driving mechanism and a third driving mechanism are arranged on the upper part of the base plate and are arranged in sequence along the rotation direction of the operating rod to drive the operating rod to rotate around the axis.

[0012] Furthermore, the first driving mechanism includes a telescopic module A parallel to the length direction of the construction steel bars, and the end of the telescopic module A is connected to a driving block A; one side of the driving block A is connected to a guide block, and a rectangular hole A cooperating with the guide block is provided on the upper surface of the base plate, and a guide rod body penetrating the guide block is provided on the rectangular hole A.

[0013] Furthermore, the second driving mechanism and the third driving mechanism have the same structure, and both include a telescopic cylinder C installed on the back side of the base plate, the end of the telescopic cylinder C is connected to a movable rod, and the two ends of the movable rod are respectively provided with a movable rod A and a movable rod B penetrating the base plate; the upper surface of the base plate where the third driving mechanism is installed is recessed downward to form a step portion; the movable rod is a telescopic sleeve rod; a telescopic module B is installed on one side of the end of the movable rod A, and the end of the telescopic module B is connected to a driving block B with the same structure as the driving block A, and one end of the driving block B is connected to the end of the movable rod B; the driving block B is located in a semicircular block, and an arc groove is provided on the outer wall of the semicircular block.

[0014] Furthermore, a rectangular hole B for the movable rod B to pass through is provided on the base plate, and the telescopic module B drives the movable rod B to move along the length direction of the rectangular hole B when telescoping; a guide hole for the movable rod A to pass through is provided on the base plate.

[0015] Furthermore, guide slide bars are respectively provided on the two side walls opposite to one end of the rectangular hole B away from the guide hole, and guide slide grooves cooperating with the guide slide bars are respectively provided on the two side walls at the end of the movable rod B; the length of the guide slide bar is smaller than the length of the rectangular hole B, and a channel C for the movable rod B to pass through is formed between one end of the guide slide bar and an inner wall of the rectangular hole B.

[0016] Furthermore, the roller A and roller B have the same structure, both comprising a U-shaped frame and a roller body arranged in the U-shaped frame; a rectangular block passing through a rectangular through hole is connected to one side of the U-shaped frame, guide sliders are arranged on both sides of the rectangular block, and a guide groove cooperating with the guide slider is arranged on the inner wall of the rectangular through hole.

[0017] The present invention has the following beneficial effects:

[0018] The invention arranges a straightening mechanism and a bending mechanism on a vertical substrate, so that when in use, the straightening mechanism is used to straighten the construction steel bars, and then the bending mechanism is used to bend the construction steel bars, and the straightening and bending operations are completed in one device as a whole.

[0019] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0021] Figure 1 It is a schematic diagram of the structure of the bending device of the present invention;

[0022] Figure 2 It is a schematic diagram of the structure of the second driving mechanism of the present invention;

[0023] Figure 3 It is a rear view of the bending device of the present invention;

[0024] Figure 4 for Figure 3 A partial enlarged view of the middle part;

[0025] Figure 5 It is a schematic diagram of the bending mechanism structure of the present invention. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] In the description of the present invention, it should be understood that the terms "opening", "upper", "lower", "thickness", "top", "middle", "length", "inside", "all around" and the like indicating orientation or positional relationship are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0028] See also Figure 1 and 3 As shown, the present invention is a construction steel bar bending device with a straightening mechanism, comprising a base plate 1 arranged in a vertical shape when in use, the base plate 1 is provided with a straightening mechanism and a bending mechanism 3, the bending mechanism 3 is arranged at the end of the straightening mechanism, and the straightening mechanism comprises a plurality of rectangular through holes 11 arranged along the length direction of the base plate 1, the length direction of the rectangular through holes 11 is perpendicular to the length direction of the base plate 1; the opposite inner walls of the rectangular through holes 11 are respectively installed with a telescopic cylinder A12 and a telescopic cylinder B14, the ends of the telescopic cylinder A12 and the telescopic cylinder B14 are respectively connected with an I-shaped roller A13 and a roller B15; and then when it is necessary to straighten the bent construction steel bar 100, the telescopic cylinder A12 and the telescopic cylinder B14 are controlled to retract, and the construction steel bar 100 is extended into the channel A formed by the roller A13 and the roller B15, and then the telescopic cylinder A12 and the telescopic cylinder B14 are controlled to extend to straighten the construction steel bar 100 located therebetween.

[0029] In order to facilitate the straightening of the construction steel bars 100 during use and prevent the bent construction steel bars 100 from rotating, the rollers A13 and B15 provided in the present technical solution have the same structure, both including a U-shaped frame and a roller body arranged in the U-shaped frame, and the roller body is an I-shaped structure; a rectangular block 16 passing through the rectangular through hole 11 is connected to one side of the U-shaped frame, guide sliders are arranged on both sides of the rectangular block 16, and a guide groove cooperating with the guide slider is arranged on the inner wall of the rectangular through hole 11.

[0030] When using, Figure 5In order to facilitate the bending operation of the construction steel bar 100, the bending mechanism 3 provided by the present invention includes a wheel die 30, and a connecting rod 32 is connected to one side of the wheel die 30, and a pressing die 36 that cooperates with the wheel die 30 is movably installed on the connecting rod 32; a pair of protrusions 33 are arranged on the upper surface of the connecting rod 32, and a threaded rod 35 is threadedly provided on the two protrusions 33, one end of the threaded rod 35 is rotatably connected to one end of the pressing die 36, and the other end is connected to the operating rod 34; when in use, the construction steel bar 100 is inserted into the channel A formed by the roller A13 and the roller B15, and is simultaneously inserted into the channel B formed by the wheel die 30 and the pressing die 36, and then when in use, the wheel die 30 is driven to rotate by controlling the operating rod 34, and then the construction steel bar 100 located between the two is bent by using the cooperation of the wheel die 30 and the pressing die 36.

[0031] When the bending mechanism 3 is used to bend the construction steel bar 100, the telescopic cylinder B14 is controlled to contract, and at this time, the contact surface A between the roller B15 and the construction steel bar 100, and the contact surface B between the wheel mold 30 and the construction steel bar 100 are in the same plane.

[0032] Specifically, an axial hole 31 is opened on the wheel mold 30, and an axis is set on the base plate 1 at one end of the straightening mechanism. The axis passes through the axial hole 31, and the wheel mold 30 rotates around the axis; a clamping hole 361 for clamping the construction steel bar 100 is set on the side of the pressing mold 36 close to the wheel mold 30.

[0033] Based on the above, in order to facilitate the rotation of the operating rod 34 during use, the present invention is provided with a first driving mechanism 4, a second driving mechanism 5 and a third driving mechanism 6 on the upper part of the base plate 1, which are sequentially arranged along the rotation direction of the operating rod 34 to drive the operating rod 34 to rotate around the axis.

[0034] In one possible embodiment, in order to facilitate the rotation of the driving operating rod 34, the first driving mechanism 4 provided includes a telescopic module A parallel to the length direction of the construction steel bar 100, and the end of the telescopic module A is connected to the driving block A; one side of the driving block A is connected to the guide block 41, and a rectangular hole A104 cooperating with the guide block 41 is provided on the upper surface of the base plate 1, and a guide rod body 105 penetrating the guide block 41 is provided on the rectangular hole A104.

[0035] In a possible implementation manner, in order to facilitate the driving of the operating rod 34 to rotate, the second driving mechanism 5 and the third driving mechanism 6 have the same structure. Figure 2 and 4, each includes a telescopic cylinder C50 installed on the back of the base plate 1, the end of the telescopic cylinder C50 is connected to a movable rod 51, and the two ends of the movable rod 51 are respectively provided with a movable rod A52 and a movable rod B53 that penetrate the base plate 1; the upper surface of the base plate 1 where the third driving mechanism 6 is installed is recessed downward to form a step portion 10; the movable rod 51 is a telescopic sleeve rod; a telescopic module B55 is installed on one side of the end of the movable rod A52, and the end of the telescopic module B55 is connected to a driving block B54 with the same structure as the driving block A, and one end of the driving block B54 is connected to the end of the movable rod B53; the driving block B54 is located in a semicircular block, and an arc groove 541 is provided on the outer wall of the semicircular block.

[0036] In the above, the length direction of the telescopic module B55 of the third driving mechanism 6 is perpendicular to the length direction of the telescopic module A, and the length direction of the telescopic module B55 of the second driving mechanism 5 and the length direction of the telescopic module A are at a vertical angle of 45°; that is, when in use, the telescopic module A of the first driving mechanism 4 is first driven to extend the driving operating rod 34 to rotate; then the telescopic module B55 of the second driving mechanism 5 is controlled to extend the driving operating rod 34 to rotate, and finally the telescopic module B55 of the third driving mechanism 6 is controlled to extend the driving operating rod 34 to rotate.

[0037] When the telescopic module B55 of the third driving mechanism 6 is extended to drive the operating rod 34 to rotate, the telescopic cylinder C50 is first controlled to contract to drive the driving block B54 to extend upward from the step portion 10, and then the telescopic module B55 is controlled to extend.

[0038] The telescopic module B55 and the telescopic module A provided by the present invention use a telescopic oil cylinder or a telescopic air cylinder.

[0039] In order to facilitate the control of the second driving mechanism 5 and the third driving mechanism 6 to perform activities, Figure 4 A rectangular hole B102 for the movable rod B53 to pass through is provided on the base plate 1, and the telescopic module B55 drives the movable rod B53 to move along the length direction of the rectangular hole B102 when it is telescoped; a guide hole 101 for the movable rod A52 to pass through is provided on the base plate 1; and guide slide bars 103 are respectively provided on the two side walls opposite to the end of the rectangular hole B102 away from the guide hole 101, and guide slide grooves 531 cooperating with the guide slide bar 103 are respectively provided on the two side walls of the end of the movable rod B53; the length of the guide slide bar 103 is less than the length of the rectangular hole B102, and a channel C for the movable rod B53 to pass through is formed between one end of the guide slide bar 103 and an inner wall of the rectangular hole B102.

[0040] When in use, first control the telescopic cylinder C50 to contract and drive the driving block B54 to extend upward from the step portion 10. At this time, the movable rod B53 passes through the channel C, and the guide slide bar 103 cooperates with the guide slide groove 531. When the telescopic module B55 is controlled to extend, the guide slide bar 103 and the guide slide groove 531 cooperate to slide.

[0041] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0042] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A construction steel bar bending device with a straightening mechanism, characterized in that: It comprises a vertical substrate (1), a straightening mechanism is arranged on the substrate (1), and a bending mechanism (3) is arranged at one end of the straightening mechanism; The straightening mechanism comprises a plurality of rectangular through holes (11) arranged along the length direction of the substrate (1), wherein the length direction of the rectangular through holes (11) is perpendicular to the length direction of the substrate (1); A telescopic cylinder A (12) and a telescopic cylinder B (14) are respectively installed on two opposite inner side walls of the rectangular through hole (11), and the ends of the telescopic cylinder A (12) and the telescopic cylinder B (14) are respectively connected to an I-shaped roller A (13) and a roller B (15); When in use, the construction steel bar (100) is inserted into the channel A formed by the roller A (13) and the roller B (15).

2. A construction steel bar bending device with a straightening mechanism according to claim 1, characterized in that: The bending mechanism (3) comprises a wheel die (30), one side of the wheel die (30) is connected to a connecting rod (32), and a pressing die (36) cooperating with the wheel die (30) is movably mounted on the connecting rod (32); A pair of protrusions (33) are arranged on the upper surface of the connecting rod (32), and a threaded rod (35) is threadedly provided on the two protrusions (33). One end of the threaded rod (35) is rotatably connected to one end of the pressing die (36), and the other end is connected to the operating rod (34).

3. The construction steel bar bending device with a straightening mechanism according to claim 2, characterized in that: An axial hole (31) is provided on the wheel mold (30), and an axis is arranged on the base plate (1) at one end of the straightening mechanism, the axis passes through the axial hole (31), and the wheel mold (30) rotates around the axis; A clamping opening (361) for clamping the building steel bar (100) is provided on one side of the pressing die (36) close to the wheel die (30).

4. The construction steel bar bending device with a straightening mechanism according to claim 3, characterized in that: When in use, the construction steel bar (100) is inserted into the channel A formed by the roller A (13) and the roller B (15), and is simultaneously inserted into the channel B formed by the wheel die (30) and the pressure die (36).

5. A construction steel bar bending device with a straightening mechanism according to any one of claims 2 to 4, characterized in that: A first driving mechanism (4), a second driving mechanism (5) and a third driving mechanism (6) are arranged on the upper part of the base plate (1) in sequence along the rotation direction of the operating rod (34) to drive the operating rod (34) to rotate around the axis.

6. A construction steel bar bending device with a straightening mechanism according to claim 5, characterized in that: The first driving mechanism (4) comprises a telescopic module A parallel to the length direction of the building steel bar (100), and the end of the telescopic module A is connected to a driving block A; One side of the driving block A is connected to a guide block (41); the upper surface of the base plate (1) is provided with a rectangular hole A (104) that cooperates with the guide block (41); and the rectangular hole A (104) is provided with a guide rod body (105) that passes through the guide block (41).

7. A construction steel bar bending device with a straightening mechanism according to claim 6, characterized in that: The second driving mechanism (5) and the third driving mechanism (6) have the same structure, and both comprise a telescopic cylinder C (50) mounted on the back of the base plate (1), the end of the telescopic cylinder C (50) being connected to a movable rod (51), and the two ends of the movable rod (51) are respectively provided with an movable rod A (52) and an movable rod B (53) penetrating the base plate (1); The upper surface of the base plate (1) where the third driving mechanism (6) is installed is recessed downward to form a step portion (10); the movable rod (51) is a telescopic sleeve rod; A telescopic module B (55) is installed at one end of the movable rod A (52), and a driving block B (54) having the same structure as the driving block A is connected to the end of the telescopic module B (55), and one end of the driving block B (54) is connected to the end of the movable rod B (53); The driving block B (54) is located in a semicircular block, and an arc groove (541) is provided on the outer side wall of the semicircular block.

8. The construction steel bar bending device with a straightening mechanism according to claim 6, characterized in that: The base plate (1) is provided with a rectangular hole B (102) for the movable rod B (53) to pass through, and when the telescopic module B (55) is telescoped, the movable rod B (53) is driven to move along the length direction of the rectangular hole B (102); The base plate (1) is provided with a guide hole (101) for the movable rod A (52) to pass through.

9. A construction steel bar bending device with a straightening mechanism according to claim 8, characterized in that: The opposite side walls of the rectangular hole B (102) at one end away from the guide hole (101) are respectively provided with guide slide bars (103), and the side walls of the end of the movable rod B (53) are respectively provided with guide slide grooves (531) matched with the guide slide bars (103); The length of the guide slide bar (103) is smaller than the length of the rectangular hole B (102), and a channel C for the movable rod B (53) to pass through is formed between one end of the guide slide bar (103) and an inner wall of the rectangular hole B (102).

10. The construction steel bar bending device with a straightening mechanism according to claim 1, characterized in that: The roller A (13) and the roller B (15) have the same structure, and both comprise a U-shaped frame and a roller body arranged in the U-shaped frame; a rectangular block (16) penetrating the rectangular through hole (11) is connected to one side of the U-shaped frame, guide slide blocks are arranged on both sides of the rectangular block (16), and a guide groove cooperating with the guide slide block is arranged on the inner wall of the rectangular through hole (11).

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