Steel bar bending device

Abstract

The utility model provides a steel bar bending device. The steel bar bending device comprises a base, a fixing column, a first pushing mechanism, a second pushing mechanism and a clamping mechanism, wherein the fixing column, the first pushing mechanism, the second pushing mechanism and the clamping mechanism are located on the base. The first pushing mechanism and the second pushing mechanism are arranged on the two sides of the fixing column correspondingly. The second pushing mechanism comprises a transmission mechanism and a movable second pushing rod; the transmission mechanism is connected with the second push rod and adjusts the distance between the second push rod and the fixing column. The clamping mechanism is in sliding connection with the side wall of the base and used for clamping the steel bar to be bent after sliding to a preset position. According to the steel bar bending device, the movable second push rod is arranged, the distance between the second push rod and the fixing column is adjusted, the steel bar bending device can adapt to steel bars of various sizes, the steel bars are clamped and fixed through the clamping mechanism, then force is applied to the steel bars through the first pushing mechanism, and therefore the steel bar bending stability is improved, and meanwhile the bending effect is improved.

Description

Technical Field

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

[0002] The rebar bending device is a device used to bend rebars in construction. The rebars are bent to different degrees to meet different building structure requirements, thereby improving construction efficiency and enhancing building stability.

[0003] When the original steel bar bending device is used, it is inconvenient to effectively bend steel bars of different diameters, which may affect the efficiency of building construction. In addition, when bending the steel bars, it is difficult to ensure the stability of the steel bars, which may affect the bending effect. Summary of the invention

[0004] In view of this, the utility model proposes a steel bar bending device, aiming to solve the problem that the existing steel bar bending device cannot bend steel bars of different diameters and has poor stability.

[0005] The utility model proposes a steel bar bending device, comprising: a base, a fixing column located on the base, a first pushing mechanism, a second pushing mechanism and a clamping mechanism; wherein:

[0006] The first pushing mechanism and the second pushing mechanism are respectively arranged on both sides of the fixing column;

[0007] A first push rod is provided at one end of the first pushing mechanism close to the fixed column;

[0008] The second pushing mechanism includes: a transmission mechanism and a movable second push rod; the second push rod is arranged close to the fixed column, and the transmission mechanism is connected to the second push rod to drive the second push rod to move along the base, so as to adjust the distance between the second push rod and the fixed column;

[0009] The clamping mechanism is slidably connected to the side wall of the base, and is used for clamping the steel bar to be bent after sliding to a preset position.

[0010] Furthermore, in the above-mentioned steel bar bending device, the first pushing mechanism comprises: a hydraulic press and a first push rod connected to each other; wherein,

[0011] The driving shaft of the hydraulic press is connected to the first push rod, so as to drive the first push rod to move toward the steel bar to be bent, thereby applying a force to the steel bar to be bent.

[0012] Furthermore, in the above-mentioned steel bar bending device, the transmission mechanism comprises: a gear and a rack meshing with each other; wherein,

[0013] A support seat is provided on the side of the base opposite to the second push rod, the gear is movably connected in the support seat, a rotating handle is provided at a position on the outer wall of the support seat corresponding to the gear, and a rack is meshed under the gear, and one end of the rack away from the gear is connected to the second push rod to drive the second push rod to move.

[0014] Furthermore, in the above-mentioned steel bar bending device, a fixing plate is horizontally arranged on one side of the support seat close to the fixing column, and a plurality of connecting holes penetrating the upper and lower surfaces are opened on the fixing plate for fixing with the second push rod.

[0015] Furthermore, in the above-mentioned steel bar bending device, a reserved groove is opened on the inner wall of the support seat for sleeve-engaging the rack; a limited position block is movably connected to the side wall of the support seat above the rack for clamping with the top of the rack.

[0016] Furthermore, in the above-mentioned steel bar bending device, a shift block is arranged at the bottom of the second push rod, and a shift groove is correspondingly arranged at the top of the base to provide a moving track for the shift block.

[0017] Furthermore, in the above-mentioned steel bar bending device, the clamping mechanism comprises: a fixed frame and two sets of clamping plates connected to each other; wherein,

[0018] A sliding mechanism is provided at the bottom of the fixing frame to drive the fixing frame to move;

[0019] One group of the clamping plates is movably connected to the top of the fixing frame via a connecting rod;

[0020] Another group of the clamping plates is arranged at the bottom of the fixing frame, and a clamping channel is formed between the two groups of the clamping plates.

[0021] Furthermore, in the above-mentioned steel bar bending device, the fixing frame comprises: a bottom plate, a connecting plate and a door-shaped supporting plate connected to each other; wherein,

[0022] The bottom plate is arranged in the horizontal direction, and the door-shaped support plate is arranged above the bottom plate in the vertical direction; the connecting plate is vertically arranged on one side of the bottom plate;

[0023] The sliding mechanism is arranged on the connecting plate.

[0024] Furthermore, in the above-mentioned steel bar bending device, the sliding mechanism comprises: a plurality of clamping blocks and clamping slots; wherein,

[0025] Each of the card blocks is arranged on the connecting plate;

[0026] The card slots are arranged on the bottom plate in a one-to-one correspondence and are matched with the card blocks.

[0027] Furthermore, in the above-mentioned steel bar bending device, a slide groove is provided on one side of the base, and each of the clamping blocks is slidably connected to the slide groove; a plurality of fixed grooves are arranged at intervals in the slide groove to clamp the clamping blocks to limit their positions in the slide groove.

[0028] The steel bar bending device provided by the utility model can adapt to steel bars of various sizes by setting a movable second push rod and adjusting the distance between the second push rod and the fixed column. After the adjustment is completed, the steel bars are clamped and fixed by the clamping mechanism, and then the steel bars are forced by the first pushing mechanism, thereby improving the stability of the steel bars during bending, and also improving the bending effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] By reading the detailed description of the preferred embodiment below, various other advantages and benefits will become clear to those of ordinary skill in the art. The accompanying drawings are only used for the purpose of illustrating the preferred embodiment and are not considered to be limiting of the present invention. Moreover, the same reference symbols are used throughout the accompanying drawings to represent the same components. In the accompanying drawings:

[0030] Figure 1 A schematic diagram of the structure of a steel bar bending device provided in an embodiment of the utility model;

[0031] Figure 2 Another structural schematic diagram of the steel bar bending device provided by the embodiment of the utility model;

[0032] Figure 3 A schematic diagram of the structure of the transmission mechanism of the steel bar bending device provided in the embodiment of the utility model;

[0033] Figure 4 A schematic diagram of the structure of the clamping mechanism of the steel bar bending device provided in an embodiment of the utility model;

[0034] Figure 5 A schematic diagram of the local structure of the slideway portion of the steel bar bending device provided in an embodiment of the utility model. DETAILED DESCRIPTION

[0035] The exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although exemplary embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided in order to enable a more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art. It should be noted that, in the absence of conflict, the embodiments in the present utility model and the features in the embodiments can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0036] See also Figure 1 and Figure 2 The steel bar bending device of the embodiment of the utility model includes: a base 1 and a fixed column 4 located on the base 1 and a first pushing mechanism 2, a second pushing mechanism 3 and a clamping mechanism 5; wherein the first pushing mechanism 2 and the second pushing mechanism 3 are respectively arranged on both sides of the fixed column 4; a first push rod 21 is arranged at one end of the first pushing mechanism 2 close to the fixed column 4; the second pushing mechanism 3 includes: a transmission mechanism 32 and a movable second push rod 31; the second push rod 31 is arranged close to the fixed column 4, and the transmission mechanism 32 is connected to the second push rod 31 to drive the second push rod 31 to move along the base 1, so as to adjust the distance between the second push rod 31 and the fixed column 4; the clamping mechanism 5 is slidably connected to the side wall of the base 1 to clamp the steel bar to be bent after sliding to a preset position.

[0037] Specifically, the base 1 may be a block-shaped structure, on which a step may be arranged, and the hydraulic press 22 in the first pushing mechanism 2 and the support seat 6 in the second pushing mechanism 3 are arranged below the step. The first push rod 21 and the second push rod 31 are located above the step. The fixed column 4 is located between the first push rod 21 and the second push rod 31, and is used to provide a limit support point for the steel bar bending operation.

[0038] In this embodiment, the preset position refers to the area between the second push rod 31 of the second pushing mechanism 3 and the fixing column 4 .

[0039] The first pushing mechanism 2 includes: a hydraulic press 22 and a first push rod 21 connected to each other; wherein the driving shaft of the hydraulic press 22 is connected to the first push rod 21 to drive the first push rod 21 to move toward the steel bar to be bent, thereby applying a force to the steel bar to be bent. In this embodiment, the first pushing mechanism 2 is mainly started after the second pushing mechanism 3 adjusts the distance with the fixed column 4 to drive the first push rod 21 to apply a bending force to the steel bar to be bent.

[0040] A shift block (not shown in the figure) is disposed at the bottom of the second push rod 31 , and a shift groove (not shown in the figure) is correspondingly disposed at the top of the base 1 to provide a moving track for the shift block.

[0041] It can be obviously concluded from the above that the steel bar bending device provided in this embodiment can adapt to steel bars of various sizes by setting a movable second push rod and adjusting the distance between the second push rod and the fixed column. After the adjustment is completed, the steel bars are clamped and fixed by the clamping mechanism, and then the steel bars are applied with force by the first pushing mechanism, thereby improving the stability of the steel bars during bending, and also improving the bending effect.

[0042] Combination Figures 1 to 3In the above embodiment, the transmission mechanism 32 includes: a meshing gear 321 and a rack 322; wherein, a support seat 6 is provided on the side of the base 1 opposite to the second push rod 31, the gear 321 is movably connected in the support seat 6, a rotating handle 61 is provided at a position of the outer wall of the support seat 6 corresponding to the gear 321, and a rack 322 is meshed under the gear 321, and the end of the rack 322 away from the gear 321 is connected to the second push rod 31 for driving the second push rod 31 to move.

[0043] Specifically, the support seat 6 can be arranged in parallel with the hydraulic press 22 and spaced apart on the side of the base 1 away from the fixed column 4. A gear 321 is rotatably arranged inside the support seat 6, and the rotating shaft of the gear 321 passes through the side wall of the support seat 6 and is connected to the rotating handle 61.

[0044] See also Figure 3 The inner wall of the support seat 6 is provided with a reserved groove for sleeve-fitting the rack 322, that is: a through reserved groove a is provided on two oppositely arranged side walls of the support seat 6 that are perpendicular to the rotating handle 61, so as to provide a passage for the rack 322 to move, and the rack 322 is sleeved in the reserved groove to engage with the gear 321 above.

[0045] Furthermore, a fixing plate 62 is horizontally disposed on one side of the support seat 6 close to the fixing column 4 , and a plurality of connecting holes penetrating the upper and lower surfaces of the fixing plate are formed on the fixing plate for fixing with the second push rod 31 .

[0046] Specifically, the fixing plate 62 is a strip-shaped plate, which can be set at the top of the side wall of the inlet end of the rack 322 on the support seat 6. A number of through grooves are equidistantly provided through the upper and lower surfaces of the fixing plate. A bolt is clamped inside one of the through grooves. A screw hole is provided at the top of the second push rod 31 connected to the rack 322. The bolt passes through the through groove and is threadedly connected to the inside of the screw hole. The second push rod 31 is stably connected to the fixing plate through the bolt.

[0047] Continue reading Figure 3 A limiting block 63 is movably connected to the side wall of the support seat 6 for engaging with the top of the rack 322 .

[0048] Specifically, a limit block is movably connected on the side wall of the support seat 6 near the inlet end of the rack 322. The limit block can slide along the front-to-back direction of the side wall (perpendicular to the direction of travel of the rack 322), so that after the rack 322 moves to the preset position, it slides along the side wall of the support seat 6 to the top of the rack 322 to limit it. In practice, a pair of slots 72 are set on one side of the limit block, the slot 72 located at the top is slidably connected to the side wall of the support seat 6, and the slot 72 located at the bottom is engaged with the rack 322. Push the limit block and snap it to the top of the rack 322 to limit the rack 322 and prevent the rack 322 from moving. Then, the bolt is threaded through the through slot and connected to the inside of the screw hole, and finally the second push rod 31 is fixed to prevent it from moving when the steel bar is bent, so as to adapt to steel bars of various sizes and improve work efficiency.

[0049] See also Figure 4 and Figure 5 In the above embodiments, the clamping mechanism 5 includes: a connected fixing frame 51 and two groups of clamping plates 52; wherein a sliding mechanism 7 is provided at the bottom of the fixing frame 51 to drive the fixing frame 51 to move; one group of the clamping plates 52 is movably connected to the top of the fixing frame 51 through a connecting rod; the other group of the clamping plates 52 is provided at the bottom of the fixing frame 51, and a clamping channel is formed between the two groups of the clamping plates 52.

[0050] Specifically, the fixing frame 51 includes: a base plate 511, a connecting plate 512 and a door-shaped support plate 513 connected to each other; wherein the base plate 511 is arranged in a horizontal direction, and the door-shaped support plate 513 is arranged above the base plate 511 in a vertical direction; the connecting plate 512 is vertically arranged on one side of the base plate 511; and the sliding mechanism 7 is arranged on the connecting plate 512.

[0051] The number of the clamping plates 52 in each group of clamping plates 52 may be one or two, and the clamping plates 52 may be a plate-like structure with a bent portion in the middle, such as a V-shaped plate. The group of clamping plates 52 at the top is threadedly connected to the connecting grooves provided on the door-shaped support plate 513 through the connecting rod 8, and the group of clamping plates 52 is driven to move by rotating the connecting rod 8, so as to adjust the spacing between the group of clamping plates 52 and the other group of clamping plates 52, so as to facilitate clamping of the steel bars.

[0052] Combination Figure 3 and Figure 5 The sliding mechanism 7 includes: a plurality of blocks 71 and slots 72 ; wherein each of the blocks 71 is disposed on the connecting plate 512 ; and each of the slots 72 is disposed on the bottom plate 511 in a one-to-one correspondence and is matched with each of the blocks 71 .

[0053] In a specific implementation, the clamping block 71 may be annular, the clamping slot 72 may be circular, and the clamping block 71 may be connected to the connecting plate 512 through a connecting column. The clamping slot 72 is arranged one-to-one with the clamping block 71. In this embodiment, two clamping blocks 71 are arranged on one side of the connecting plate 512, and two clamping slots 72 are arranged on the bottom plate 511. The clamping block 71 is movably connected inside the clamping slot 72, so that the connecting plate 512 is connected to the fixing frame 51, and the fixing frame 51 can be stably clamped by the clamping block 71.

[0054] A slide groove 11 is provided on one side of the base 1 , and each of the clamping blocks 71 is slidably connected to the slide groove 11 ; a plurality of fixing grooves 12 are provided at intervals in the slide groove 11 for clamping the clamping blocks 71 to limit their positions in the slide groove 11 .

[0055] Specifically, the fixing groove 12 is semicircular, and preferably, each fixing groove 12 is arranged at equal intervals along the length direction of the side wall of the base 1. The clamping block 71 is movably connected to the inside of the slide groove 11, and one end of the clamping block 71 is clamped to the inside of the fixing groove 12. When in use, the fixing frame 51 is moved to move between the second push rod 31 connected to the rack 322 and the fixing column 4, and is clamped to the inside of the fixing groove 12 through the clamping block 71, so that the fixing frame 51 is stable and immovable, and then the steel bar is sleeved into the inside of the fixing frame 51, and the steel bar is clamped and fixed by each clamping plate 52, so as to improve the stability of the steel bar when it is bent.

[0056] When the utility model is in use, the gear 321 can be rotated to drive the rack 322 to move, and the rack 322 can be used to drive the second push rod 31 connected thereto to move, so as to adjust the distance between the second push rod 31 and the fixing column 4, so as to adapt to the function of steel bars of various sizes. When the adjustment is completed, the limit block 63 is pushed to make it snap into the top of the rack 322, so as to limit the rack 322 and prevent it from moving. Then, the bolt is threadedly connected to the inside of the screw hole through the through slot, so that the second push rod 31 is fixed to prevent it from moving when the steel bars are bent, so as to adapt to steel bars of various sizes and improve work efficiency.

[0057] After the spacing adjustment is completed, the connecting plate is moved to make the clamping block 71 move inside the slide groove 11, and at the same time drive the fixing frame 51 to move together, so that the fixing frame 51 moves to between the second push rod 31 connected to the rack and the fixing column 4, and then the connecting plate 512 is pushed to make the clamping block 71 clamped to the inside of the fixing groove 12, so that the fixing frame 51 is limited and can be stable and immovable, and then the steel bar is passed through the inside of the fixing frame, and the connecting rod is rotated to drive the clamping plate to move, so that the steel bar is clamped and fixed by each clamping plate 52, so as to achieve the effect of improving the stability of the steel bar during bending and improving the bending effect.

[0058] Finally, the hydraulic press 22 is started to drive the first push rod 21 to move, so that the steel bar is bent through the limiting of the fixed column 4 and the second push rod 31 connected to the front surface of the rack, and finally the steel bar is bent.

[0059] In summary, the utility model provides a rack and a second push rod. When in use, the gear is rotated and the second push rod is driven to move by the rack, so as to adjust the spacing between the second push rod and the fixed column, so as to adapt to the function of steel bars of various sizes. After the adjustment is completed, the limit block is pushed and the limit block is clamped to the top of the rack to limit the rack and prevent the rack from moving. Then the bolt is passed through the through slot and threadedly connected to the inside of the screw hole, and finally the push rod is fixed to prevent it from moving when the steel bar is bent, so as to adapt to steel bars of various sizes and improve work efficiency. By providing a fixed frame, when in use, the moving connecting plate makes the clamping block move inside the slide slot, and the fixing frame moves together, so that the fixing frame moves to a suitable position, and then the clamping block is clamped to the inside of the fixing slot, so as to obtain a stable connection of the fixing frame, and then the steel bar is passed through the inside of the fixed frame, and then the connecting rod is rotated to move the splint connected thereto, and the steel bar is clamped and fixed by each splint, so as to improve the stability of the steel bar when bending, and improve the bending effect.

[0060] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A steel bar bending device, characterized in that: include: A base, a fixed column located on the base, a first pushing mechanism, a second pushing mechanism and a clamping mechanism; wherein, The first pushing mechanism and the second pushing mechanism are respectively arranged on both sides of the fixing column; A first push rod is provided at one end of the first pushing mechanism close to the fixed column; The second pushing mechanism includes: a transmission mechanism and a movable second push rod; the second push rod is arranged close to the fixed column, and the transmission mechanism is connected to the second push rod to drive the second push rod to move along the base, so as to adjust the distance between the second push rod and the fixed column; The clamping mechanism is slidably connected to the side wall of the base, and is used for clamping the steel bar to be bent after sliding to a preset position.

2. The steel bar bending device according to claim 1, characterized in that: The first pushing mechanism comprises: a hydraulic press and a first push rod connected to each other; wherein, The driving shaft of the hydraulic press is connected to the first push rod, so as to drive the first push rod to move toward the steel bar to be bent, thereby applying a force to the steel bar to be bent.

3. The steel bar bending device according to claim 1, characterized in that: The transmission mechanism comprises: a meshing gear and a rack; wherein, A support seat is provided on the side of the base opposite to the second push rod, the gear is movably connected in the support seat, a rotating handle is provided at a position on the outer wall of the support seat corresponding to the gear, and a rack is meshed under the gear, and one end of the rack away from the gear is connected to the second push rod to drive the second push rod to move.

4. The steel bar bending device according to claim 3, characterized in that: A fixing plate is arranged on one side of the support seat close to the fixing column in the horizontal direction. The fixing plate is provided with a plurality of connecting holes penetrating the upper and lower surfaces for fixing with the second push rod.

5. The steel bar bending device according to claim 3, characterized in that: The inner wall of the support seat is provided with a reserved groove for sleeve-engaging the rack; the side wall of the support seat is provided with a movably connected limiting block located above the rack for clamping with the top of the rack.

6. The steel bar bending device according to claim 1, characterized in that: A shift block is disposed at the bottom of the second push rod, and a shift groove is correspondingly disposed at the top of the base to provide a moving track for the shift block.

7. The steel bar bending device according to claim 1, characterized in that: The clamping mechanism comprises: a fixed frame and two sets of clamping plates connected to each other; wherein, A sliding mechanism is provided at the bottom of the fixing frame to drive the fixing frame to move; One group of the clamping plates is movably connected to the top of the fixing frame via a connecting rod; Another group of the clamping plates is arranged at the bottom of the fixing frame, and a clamping channel is formed between the two groups of the clamping plates.

8. The steel bar bending device according to claim 7, characterized in that: The fixing frame comprises: a bottom plate, a connecting plate and a door-shaped supporting plate connected to each other; wherein, The bottom plate is arranged in the horizontal direction, and the door-shaped support plate is arranged above the bottom plate in the vertical direction; the connecting plate is vertically arranged on one side of the bottom plate; The sliding mechanism is arranged on the connecting plate.

9. The steel bar bending device according to claim 8, characterized in that: The sliding mechanism comprises: a plurality of card blocks and card slots; wherein, Each of the card blocks is arranged on the connecting plate; The card slots are arranged on the bottom plate in a one-to-one correspondence and are matched with the card blocks.

10. The steel bar bending device according to claim 9, characterized in that: A slide groove is arranged on one side of the base, and each of the clamping blocks is slidably connected to the slide groove; a plurality of fixing grooves are arranged at intervals in the slide groove to clamp the clamping blocks so as to limit their positions in the slide groove.

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