Steel bar bending device for building construction

Abstract

The utility model provides a reinforcing steel bar bending device for building construction, belongs to the technical field of building construction, and effectively solves the problems that at present, reinforcing steel bars are low in bending efficiency and inconvenient to take. According to the technical scheme, the device comprises a base, a placing table of a hollow structure is arranged at the top of the base, a placing groove is formed in the top of the placing table, a pressing plate is arranged above the placing table, a fixing groove is formed in the bottom of the pressing plate, a bending plate is vertically arranged on one side close to the pressing plate, and a plurality of pressing grooves are formed in the bottom of the bending plate; a through groove communicating with the inner side of the containing table is formed in the bottom of the containing groove, a top plate matched with the through groove is arranged on the inner side of the containing table, ejection mechanisms matched with each other are arranged between the top plate and the pressing plate, the pressing plate is connected with a lifting component, and the bending plate is connected with a driving component. The reinforcing steel bar bending device for building construction has the advantages of being stable in fixation, convenient to take and high in bending efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a steel bar bending device for building construction. Background Art

[0002] Construction is a production activity in which people use various building materials and mechanical equipment to build various building products in a certain space and time according to a specific design blueprint. It includes the entire production process from construction preparation, groundbreaking to project completion acceptance. In the process of construction operations, a large amount of steel bars are needed, and usually in order to meet the construction requirements, the steel bars need to be bent using a construction steel bar bending device.

[0003] The existing bending device usually needs to bend one by one when in use, which has too low work efficiency and is not convenient to take after processing. In addition, it is too cumbersome to fix the steel bars, which is not convenient to operate and has low bending efficiency.

[0004] Therefore how to solve the above-mentioned technical problems just becomes the problem that the utility model faces. Utility Model Content

[0005] In view of the problems existing in the prior art, the purpose of the utility model is to provide a steel bar bending device for construction which is fixed, stable, easy to take and has high bending efficiency.

[0006] The technical solution adopted by the utility model to solve the technical problem is as follows: the utility model provides a steel bar bending device for construction, comprising a rectangular structure and a horizontally arranged base, a placing platform with a hollow structure is arranged at the center of the top of the base, a plurality of placing grooves are arranged horizontally on the top of the placing platform, a pressing plate is arranged horizontally above the placing platform, and a plurality of fixing grooves are arranged at the bottom of the pressing plate corresponding to the placing grooves;

[0007] A bending plate is vertically arranged near one side of the pressing plate, and a plurality of pressing grooves are arranged at the bottom of the bending plate corresponding to the fixing grooves;

[0008] A through slot communicating with the inner side of the placing platform is provided at the bottom center of the placing slot, a top plate cooperating with the through slot is provided on the inner side of the placing platform, and a mutually cooperating ejection mechanism is provided between the top plate and the pressing plate;

[0009] The pressing plate is connected with a lifting component, and the bending plate is connected with a driving component.

[0010] The lifting component includes upright posts fixed vertically upward at the four corners of the top of the base, the tops of the upright posts are fixedly connected to the corners of a rectangular and horizontally arranged fixing plate, a rectangular lifting plate is horizontally arranged between the base and the fixing plate, and the four corners of the lifting plate are respectively sleeved on the outsides of the four upright posts and are slidably connected to the upright posts;

[0011] The edges of the center parts of the front and rear sides of the base are rotatably connected with threaded rods that are vertically arranged upward and penetrate the top of the fixed plate. The threaded rods are threadedly connected to the lifting plate. The threaded rods are rotatably connected to the fixed plate. The top outer sides of the two threaded rods are sleeved with transmission disks. A transmission belt is sleeved between the two transmission disks. One of the threaded rods is coaxially fixedly connected to the output end of the lifting motor.

[0012] The bottom of the lifting plate is fixedly connected to the top of the pressing plate via a connecting column.

[0013] The lifting plate is provided with a through slide groove, and the bending plate is vertically slidably connected to the inner side of the slide groove;

[0014] The driving component includes rack plates vertically arranged on the front and rear sides of the bending plate, each of the rack plates is meshed with a gear, each gear is coaxially sleeved on the outer side of the rotating rod, the rotating rod is rotatably connected to the mounting frame, and the mounting frame is fixedly connected to the top of the lifting plate;

[0015] A worm wheel is coaxially sleeved on the outer side of each rotating rod, and the two worm wheels are respectively meshed with two sides of the worm, and the central rotating shaft of the worm is coaxially fixedly connected with the output end of the driving motor;

[0016] The worm teeth on both sides of the worm are arranged in opposite directions to each other.

[0017] The ejection mechanism comprises a mounting plate which is horizontally arranged and vertically slidably connected to the inner side of the placing table, the top of the mounting plate is fixedly connected to the bottom of a plurality of the top plates, and a plurality of springs are fixedly connected between the bottom of the mounting plate and the inner bottom of the placing table;

[0018] The central parts of both sides of the mounting plate are fixedly connected with connecting plates extending to the outside of the placing platform, and through holes are provided on both sides of the placing platform to vertically slide with the connecting plates. A pair of vertical plates are symmetrically arranged on the top of each connecting plate, and two arc-shaped protrusions made of elastic rubber are symmetrically arranged on adjacent sides of the two vertical plates.

[0019] T-shaped plugging plates are symmetrically fixedly connected to both sides of the pressure plate, and clamping strips cooperating with the arc-shaped protrusions are symmetrically arranged on both sides of the plugging plates.

[0020] The four corners of the bottom of the base are provided with support columns vertically facing downwards.

[0021] Rubber pads are arranged on the inner sides of the placement groove, the fixing groove and the pressing groove.

[0022] When the utility model is actually used: the steel bar is placed on the placement groove so that the part to be bent is located below the pressing groove, the lifting component is started, the pressing plate presses and fixes the steel bar through the pressing groove, and the insert plate contacts the top of the connecting plate during the downward movement of the pressing plate, and the card strip is squeezed into the lower side of the arc-shaped protrusion, and then the driving motor is started, the bending plate is driven downward through the gear, and the pressing groove squeezes the steel bar downward, thereby realizing the bending function, and the downward range of the bending plate is controlled according to the bending angle requirements. After the bending is completed, the driving motor is reversed, the bending plate is reset, and the lifting motor is reversed to drive The pressing plate moves upward to release the fixed state of the steel bar. During the upward process, the top plate is reset to the bottom of the through slot under the action of the spring. The pressing plate continues to move upward and is clamped to the bottom of the arc-shaped protrusion by the clamping strip, driving the top plate to continue to move upward, pushing the steel bar out of the placement slot from the bottom for easy removal. The pressing plate continues to move upward. Due to the limitation of the placement table, the top plate cannot move upward. The clamping strip squeezes the arc-shaped protrusion and detaches from the bottom of the arc-shaped protrusion. After detachment, the top plate moves downward under the action of the spring and is re-located under the through slot, preparing for another bending work.

[0023] The beneficial effects of the utility model are:

[0024] 1. The utility model can bend multiple steel bars at the same time by setting multiple placement grooves, fixing grooves and pressing grooves, thereby improving the stability of the steel bars and the bending efficiency;

[0025] 2. The utility model can link the ejection mechanism through the lifting component, and cooperate with the bending process of the steel bar to automatically push the bent steel bar out of the placement groove, which is convenient for the operator to take it. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is the front view of the utility model;

[0027] Figure 2 It is a side view of the utility model;

[0028] Figure 3 It is a three-dimensional structural schematic diagram of the utility model;

[0029] Figure 4 for Figure 3 A magnified schematic diagram of the middle A area;

[0030] Figure 5 for Figure 3 A magnified schematic diagram of area B;

[0031] Figure 6It is a structural schematic diagram of the utility model when the mounting plate and the placement table are separated.

[0032] The reference numerals are: 1, base; 101, support column; 2, placement table; 201, placement slot; 202, through slot; 203, top plate; 204, through hole; 3, pressing plate; 301, fixing slot; 4, bending plate; 401, pressing slot; 5, ejection mechanism; 501, mounting plate; 502, spring; 503, connecting plate; 504, vertical plate; 505, arc-shaped protrusion; 506, plug plate; 507, Card strip; 6, lifting component; 601, column; 602, fixing plate; 603, lifting plate; 604, threaded rod; 605, transmission plate; 606, transmission belt; 607, lifting motor; 608, connecting column; 609, slide; 7, driving component; 701, rack plate; 702, gear; 703, rotating rod; 704, mounting frame; 705, worm wheel; 706, worm; 707, driving motor. DETAILED DESCRIPTION

[0033] In order to clearly illustrate the technical features of this solution, this solution is described below through a specific implementation method.

[0034] See also Figures 1 to 6 As shown, the utility model is a steel bar bending device for construction, comprising a rectangular structure and horizontally arranged base 1, a placing platform 2 with a hollow structure is arranged at the center of the top of the base 1, a plurality of placing grooves 201 are arranged horizontally on the top of the placing platform 2, a pressing plate 3 is arranged horizontally above the placing platform 2, a plurality of fixing grooves 301 are arranged at the bottom of the pressing plate 3 corresponding to the placing grooves 201, a bending plate 4 is arranged vertically near one side of the pressing plate 3, a plurality of pressing grooves 401 are arranged at the bottom of the bending plate 4 corresponding to the fixing grooves 301, a through groove 202 communicating with the inner side of the placing platform 2 is opened at the center of the bottom of the placing groove 201, a top plate 203 cooperating with the through groove 202 is arranged on the inner side of the placing platform 2, a mutually cooperating ejection mechanism 5 is arranged between the top plate 203 and the pressing plate 3, a lifting component 6 is connected to the pressing plate 3, and a driving component 7 is connected to the bending plate 4. Support columns 101 arranged vertically downward are arranged at the four corners of the bottom of the base 1. Rubber pads are arranged on the inner sides of the placement groove 201 , the fixing groove 301 and the pressing groove 401 .

[0035] The lifting component 6 includes columns 601 fixed vertically upward at the four corners of the top of the base 1, the top of the column 601 is fixedly connected to the corner of a rectangular and horizontally arranged fixed plate 602, a rectangular lifting plate 603 is horizontally arranged between the base 1 and the fixed plate 602, the four corners of the lifting plate 603 are respectively sleeved on the outside of the four columns 601 and are slidably connected to the columns 601, the edges of the central parts of the front and rear sides of the base 1 are rotatably connected with threaded rods 604 that are vertically upward and penetrate to the top of the fixed plate 602, the threaded rods 604 are threadedly connected to the lifting plate 603, the threaded rods 604 are rotatably connected to the fixed plate 602, the top outer sides of the two threaded rods 604 are sleeved with transmission disks 605, and a transmission belt 606 is sleeved between the two transmission disks 605, one of the threaded rods 604 is coaxially fixedly connected to the output end of the lifting motor 607, and the bottom of the lifting plate 603 is fixedly connected to the top of the pressing plate 3 through a connecting column 608.

[0036] The lifting plate 603 is provided with a through slide groove 609, and the bending plate 4 is vertically slidably connected to the inner side of the slide groove 609. The driving component 7 includes rack plates 701 vertically arranged on the front and rear sides of the bending plate 4, each rack plate 701 is meshed with a gear 702, and each gear 702 is coaxially sleeved on the outer side of the rotating rod 703. The rotating rod 703 is rotatably connected to the mounting frame 704, and the mounting frame 704 is fixedly connected to the top of the lifting plate 603. A worm gear 705 is coaxially sleeved on the outer side of each rotating rod 703, and the two worm gears 705 are respectively meshed with the two sides of the worm 706. The central rotating shaft of the worm 706 is coaxially fixedly connected to the output end of the driving motor 707, and the worm teeth on both sides of the worm 706 are arranged in opposite directions to each other.

[0037] The ejection mechanism 5 includes a mounting plate 501 which is horizontally arranged and vertically slidably connected to the inner side of the placement table 2, the top of the mounting plate 501 is fixedly connected to the bottom of several top plates 203, and several springs 502 are fixedly connected between the bottom of the mounting plate 501 and the inner bottom of the placement table 2, and the central parts of both sides of the mounting plate 501 are fixedly connected with connecting plates 503 extending to the outer side of the placement table 2, and through holes 204 which vertically slide with the connecting plates 503 are opened on both sides of the placement table 2, and a pair of vertical plates 504 are symmetrically vertically arranged on the top of each connecting plate 503, and two arc-shaped protrusions 505 made of elastic rubber are symmetrically arranged on adjacent sides of the two vertical plates 504, and T-shaped plug plates 506 are symmetrically fixedly connected to the two sides of the pressure plate 3, and card strips 507 which cooperate with the arc-shaped protrusions 505 are symmetrically arranged on both sides of the plug plates 506.

[0038] In actual use: place the steel bar on the placement groove 201 so that the part to be bent is located below the pressing groove 401, start the lifting component 6, the pressing plate 3 presses and fixes the steel bar through the pressing groove 301, and the insert plate 506 contacts the top of the connecting plate 503 during the downward movement of the pressing plate 3, and the clamping strip 507 squeezes into the lower side of the arc-shaped protrusion 505, and then start the driving motor 707, drive the bending plate 4 downward through the gear 702, and the pressing groove 401 squeezes the steel bar downward, thereby realizing the bending function, and control the downward amplitude of the bending plate 4 according to the bending angle requirements. After the bending is completed, the driving motor 707 is reversed, the bending plate 4 is reset, and the lifting motor 607 is reversed to drive the pressing plate 3 upward , the fixed state of the steel bar is released, and during the upward process, under the action of the spring 502, the top plate 203 is reset to the bottom of the through slot 202, and the pressing plate 3 continues to move upward and is clamped by the clamping strip 507 to the bottom of the arc-shaped protrusion 505, driving the top plate 203 to continue to move upward, and the steel bar is pushed out from the placement slot 201 from the bottom for easy removal, and the pressing plate 3 continues to move upward. Due to the limitation of the placement table 2, the top plate 203 cannot continue to move upward, and the clamping strip 507 squeezes the arc-shaped protrusion 505 and detaches from the bottom of the arc-shaped protrusion 505. After detachment, under the action of the spring 502, the top plate 203 moves downward and is re-located under the through slot 202, preparing for another bending work.

[0039] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A steel bar bending device for construction, characterized in that: It comprises a rectangular structure and a horizontally arranged base (1), a placing platform (2) with a hollow structure is arranged at the center of the top of the base (1), a plurality of placing grooves (201) are arranged horizontally on the top of the placing platform (2), a pressing plate (3) is arranged horizontally above the placing platform (2), and a plurality of fixing grooves (301) are arranged at the bottom of the pressing plate (3) corresponding to the placing grooves (201); A bending plate (4) is vertically arranged near one side of the pressing plate (3), and a plurality of pressing grooves (401) are arranged at the bottom of the bending plate (4) corresponding to the fixing groove (301); A through groove (202) communicating with the inner side of the placement platform (2) is provided at the bottom center of the placement groove (201); a top plate (203) cooperating with the through groove (202) is provided on the inner side of the placement platform (2); and a mutually cooperating ejection mechanism (5) is provided between the top plate (203) and the pressing plate (3); The pressing plate (3) is connected to a lifting component (6), and the bending plate (4) is connected to a driving component (7).

2. The steel bar bending device for construction according to claim 1, characterized in that: The lifting component (6) comprises upright posts (601) fixedly arranged vertically upward at the four corners of the top of the base (1); the top of the upright posts (601) is fixedly connected to the corners of a rectangular and horizontally arranged fixed plate (602); a rectangular lifting plate (603) is horizontally arranged between the base (1) and the fixed plate (602); the four corners of the lifting plate (603) are respectively sleeved on the outer sides of the four upright posts (601) and are slidably connected to the upright posts (601); The edges of the central parts of the front and rear sides of the base (1) are rotatably connected with threaded rods (604) which are vertically arranged upward and penetrate to the top of the fixed plate (602); the threaded rods (604) are threadedly connected to the lifting plate (603); the threaded rods (604) are rotatably connected to the fixed plate (602); the top outer sides of the two threaded rods (604) are sleeved with transmission disks (605); a transmission belt (606) is sleeved between the two transmission disks (605); one of the threaded rods (604) is coaxially fixedly connected to the output end of the lifting motor (607); The bottom of the lifting plate (603) is fixedly connected to the top of the pressing plate (3) via a connecting column (608).

3. The steel bar bending device for construction according to claim 2, characterized in that: The lifting plate (603) is provided with a through-going slide groove (609), and the bending plate (4) is vertically slidably connected to the inner side of the slide groove (609); The driving component (7) comprises rack plates (701) vertically arranged on the front and rear sides of the bending plate (4), each of the rack plates (701) is meshed with a gear (702), each gear (702) is coaxially sleeved on the outer side of a rotating rod (703), the rotating rod (703) is rotatably connected to a mounting frame (704), and the mounting frame (704) is fixedly connected to the top of the lifting plate (603); A worm wheel (705) is coaxially sleeved on the outer side of each rotating rod (703), and the two worm wheels (705) are respectively meshed with two sides of the worm (706), and the central rotating shaft of the worm (706) is coaxially fixedly connected to the output end of the driving motor (707); The worm teeth on both sides of the worm (706) are arranged in opposite directions to each other.

4. The steel bar bending device for construction according to claim 1, characterized in that: The ejection mechanism (5) comprises a mounting plate (501) which is horizontally arranged and vertically slidably connected to the inner side of the placement platform (2); the top of the mounting plate (501) is fixedly connected to the bottoms of a plurality of top plates (203); and a plurality of springs (502) are fixedly connected between the bottom of the mounting plate (501) and the inner bottom of the placement platform (2); The central parts of both sides of the mounting plate (501) are fixedly connected with connecting plates (503) extending to the outside of the placing platform (2), and through holes (204) are provided on both sides of the placing platform (2) for vertical sliding cooperation with the connecting plates (503), and a pair of vertical plates (504) are symmetrically arranged vertically on the top of each connecting plate (503), and two arc-shaped protrusions (505) made of elastic rubber are symmetrically arranged on adjacent sides of the two vertical plates (504); T-shaped plug plates (506) are symmetrically fixedly connected to both sides of the pressure plate (3), and clamping strips (507) that cooperate with the arc-shaped protrusions (505) are symmetrically arranged on both sides of the plug plates (506).

5. The steel bar bending device for construction according to claim 1, characterized in that: Support columns (101) arranged vertically downward are arranged at the four corners of the bottom of the base (1).

6. The steel bar bending device for construction according to claim 1, characterized in that: Rubber pads are provided on the inner sides of the placement groove (201), the fixing groove (301) and the pressing groove (401).

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