Guardrail plate bending device

Abstract

The utility model discloses a guardrail plate bending device which comprises an arc bending machine body, a die installation disc is arranged on the arc bending machine body, and an inner die shaft is installed in the middle of the upper surface of the die installation disc. The outer die shaft is detachably mounted on the edge of the upper surface of the die mounting disc, a plate is arranged between the outer die shaft and the inner die shaft, and the outer die shaft drives the plate to move during bending; the connecting seat is arranged on the arc bending machine body, and a limiting mechanism for fixing one end of a plate is arranged on the connecting seat; through the arrangement of the inner die shaft, the outer die shaft, the connecting base, the limiting mechanism and the positioning mechanism, a plate can be conveniently and rapidly bent, the structure is simple, the problems that a traditional plate bending machine is troublesome in operation, poor in precision and inconvenient for large-scale bending production are solved, the device is easy to operate, the bending position is easily adjusted according to actual needs when the plate is bent, the machining efficiency is high, and the cost is low. And the arc dimension precision is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of guardrail plate bending devices. BACKGROUND

[0002] Traffic safety protection guardrail refers to the traffic engineering in road, bridge, tunnel, etc., for the purpose of guaranteeing road traffic safety, preventing vehicle from going out of road, limiting pedestrian traffic and setting a kind of guardrail facility, when making, guardrail is bent into different radian.

[0003] The existing traffic safety protection I-type guardrail parts is made of 8mm thickness 160mm width steel bending plate, there is no such special processing equipment in the market at present, if traditional plate rolling machine is used, the operation is cumbersome, the precision is poor, and the processing demand of large quantity and high efficiency cannot be met, the use effect is not good, therefore we propose a kind of guardrail plate bending device. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of guardrail plate bending device to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of guardrail plate bending device, comprising:

[0006] Bending machine body, die mounting disc is arranged on the bending machine body, inner die shaft is installed in the middle of the upper surface of the die mounting disc;

[0007] Outer die shaft is detachably installed on the edge of the upper surface of die mounting disc, plate is arranged between the outer die shaft and the inner die shaft, and the outer die shaft drives the plate to move when bending;

[0008] Connecting seat is arranged on the bending machine body, and the connecting seat is provided with a limiting mechanism for fixing one end of the plate;

[0009] Positioning mechanism is arranged on one end of the upper surface of the bending machine body to position one end of the plate.

[0010] Preferably, the limiting mechanism includes a fixed shaft, a limiting hole and a limiting bolt, the limiting hole is formed in the inner side of the fixed shaft for the plate to pass out, the limiting bolt is installed on one side wall of the fixed shaft through a threaded portion, and one end of the limiting bolt abuts against the plate.

[0011] Preferably, the limiting bolt is provided with two along the height direction of the fixed shaft.

[0012] Preferably, a backrest plate is fixed on the edge of the upper surface of the bending machine body, a threaded groove is connected with a screw rod at one end of the backrest plate, and a limiting block is arranged at one end of the screw rod and in contact with the plate.

[0013] Preferably, the positioning mechanism comprises a frame, a mounting plate, an adjusting groove, a first adjusting bolt and a positioning block, the frame is fixed to one end of the upper surface of the bending machine body, the mounting plate is mounted to the top end of the frame through an adjustable assembly, and a side wall of the frame is provided with the positioning block for positioning the plate, and the positioning block and the mounting plate are matched through the first adjusting bolt and the adjusting groove.

[0014] Preferably, the adjustable assembly comprises a pressing plate and a second adjusting bolt, the pressing plate is slidably arranged in the inner side of the frame, and the second adjusting bolt is connected to the inner side of the pressing plate, and one end of the second adjusting bolt is matched with a connecting thread groove formed in the lower surface of the mounting plate.

[0015] Preferably, the positioning block is in the shape of "L".

[0016] Preferably, the lower surface of the limiting mechanism is provided with a pin block, and the connecting seat is provided with a pin hole matched with the pin block.

[0017] Preferably, the upper surface of the bending machine body is provided with a roller for supporting the plate through a support at both ends.

[0018] Preferably, the outer surface of the inner die shaft is provided with a bending groove, and the bending groove is provided with a plurality of Compared with the prior art, the utility model has the advantages that:

[0019] By setting the inner die shaft, the outer die shaft, the connecting seat, the limiting mechanism and the positioning mechanism, the plate can be quickly bent, the structure is simple, the traditional plate rolling machine is avoided, the operation is not troublesome, the precision is not good, and the large-batch bending production is not convenient, the device is simple to operate, easy to adjust the bending position according to actual needs when the plate is bent, high processing efficiency, good bending size precision and easy to use. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural schematic view of the utility model;

[0021] Figure 2 It is a structural schematic view of the limiting mechanism of the utility model;

[0022] Figure 3 It is a structural schematic view of the fixed shaft of the utility model;

[0023] Figure 4 It is a structural schematic view of the back plate of the utility model;

[0024] Figure 5 It is a structural schematic view of the positioning mechanism of the utility model;

[0025] Figure 6 It is a structural schematic view of the positioning block of the utility model;

[0026] Figure 7 The utility model discloses a bending groove structure schematic view.

[0027] In the drawing: 1, the bending machine body; 2, die mounting disc; 3, inner die shaft; 4, outer die shaft; 5, board; 6, connecting seat; 61, pin hole; 7, limiting mechanism; 71, fixed shaft; 72, limiting hole; 73, limiting bolt; 8, positioning mechanism; 81, frame; 82, mounting plate; 83, adjusting groove; 84, first adjusting bolt; 85, positioning block; 86, pressing plate; 87, second adjusting bolt; 9, roller; 101, backrest plate; 102, screw rod; 103, limiting block; 11, bending groove. DETAILED DESCRIPTION

[0028] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0029] Please refer to Figures 1-7 The utility model provides a kind of technical scheme: a guardrail plate bending device, comprising:

[0030] Bending machine body 1 is provided with die mounting disc 2 on bending machine body 1, and inner die shaft 3 is installed in the middle of upper surface of die mounting disc 2;

[0031] Outer die shaft 4 is detachably installed on the edge of the upper surface of die mounting disc 2, and plate 5 is arranged between outer die shaft 4 and inner die shaft 3, and outer die shaft 4 drives plate 5 to move when bending, so as to facilitate the bending action of plate 5;

[0032] Connecting seat 6 is arranged on bending machine body 1, and limiting mechanism 7 is arranged on connecting seat 6 to fix one end of plate 5, so as to avoid the random movement of plate 5 during bending;

[0033] Positioning mechanism 8 is arranged on one end of the upper surface of bending machine body 1 to position one end of plate 5, so as to position one end of plate 5 when placing, to determine the position of bending plate 5.

[0034] Preferably, limiting mechanism 7 includes fixed shaft 71, limiting hole 72 and limiting bolt 73, limiting hole 72 is formed in the inner side of fixed shaft 71 for plate 5 to pass out, so as to limit the left and right movement of plate 5, limiting bolt 73 is installed on one side wall of fixed shaft 71 through threaded part, and one end of limiting bolt 73 abuts against plate 5, so as to quickly fix plate 5.

[0035] Preferably, the limiting bolt 73 is provided with two along the height direction of the fixing shaft 71, which is convenient for better limiting effect.

[0036] Preferably, the back plate 101 is fixed on the upper surface of the bending machine body 1, one end of the back plate 101 is connected with the screw rod 102 through the threaded groove, and the screw rod 102 is provided with the limiting block 103 in contact with the plate 5 at one end, which is convenient for better keeping the one end of the plate 5 in vertical state during bending.

[0037] Preferably, the positioning mechanism 8 comprises the frame 81, the mounting plate 82, the adjusting groove 83, the first adjusting bolt 84 and the positioning block 85, the frame 81 is fixed on one end of the upper surface of the bending machine body 1, the mounting plate 82 is mounted on the top end of the frame 81 through the adjustable assembly, and the side wall of the frame 81 is provided with the positioning block 85 for positioning the plate 5, the positioning block 85 is matched with the mounting plate 82 through the first adjusting bolt 84 and the adjusting groove 83, which is convenient for adjusting the position of the positioning block 85.

[0038] Preferably, the adjustable assembly comprises the pressing plate 86 and the second adjusting bolt 87, the pressing plate 86 is slidingly arranged in the inner side of the frame 81, and the second adjusting bolt 87 is connected to the inner side of the pressing plate 86, one end of the second adjusting bolt 87 is matched with the connecting threaded groove formed on the lower surface of the mounting plate 82, which is convenient for further adjusting the position of the positioning block 85 according to the placement position of the plate 5.

[0039] Preferably, the positioning block 85 is in "L" shape.

[0040] Preferably, the limiting mechanism 7 is provided with the pin block on the lower surface, and the connecting seat 6 is provided with the pin hole 61 matched with the pin block, which is convenient for installing the limiting mechanism 7.

[0041] Preferably, the bending machine body 1 is provided with the roller 9 for supporting the plate 5 through the support at both ends of the upper surface, which is convenient for reducing the direct static friction between the plate 5 and the upper surface of the bending machine body 1 during bending of the plate 5.

[0042] Preferably, the inner mold shaft 3 is provided with the bending groove 11 on the outer surface, which is convenient for bending the round pipe or the narrower steel strip, and the bending groove 11 is provided with multiple.

[0043] The working principle and use flow of the utility model: in use, according to the position that the plate 5 needs to bend, first loosens the pressing plate 86 and first adjusting bolt 84, adjusts the horizontal and longitudinal position of positioning block 85, after adjustment, tightens the pressing plate 86 and first adjusting bolt 84, then the one end of plate 5 is successively worn from the inside mould axle 3 and the outside mould axle 4 between, the inside of limiting hole 72 and makes the one end of plate 5 contact with positioning block 85, tightens the limiting bolt 73 and fixes the one end of plate 5, the mould installation disc 2 rotation drives the outside mould axle 4 to move, at this time, the outside mould axle 4 pushes the other end of plate 5 to move, through the cooperation of the outside mould axle 4 and the inside mould axle 3, the bending of plate 5 is completed.

[0044] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A guardrail plate bending device, characterized in that: include: An arc bending machine body (1), wherein a mold mounting plate (2) is provided on the arc bending machine body (1), and an inner mold shaft (3) is installed in the middle of the upper surface of the mold mounting plate (2); An outer mold shaft (4) is detachably mounted on the edge of the upper surface of the mold mounting plate (2), and a plate (5) is provided between the outer mold shaft (4) and the inner mold shaft (3). When bending, the outer mold shaft (4) drives the plate (5) to move; A connecting seat (6) is provided on the arc bending machine body (1), and a limiting mechanism (7) for fixing one end of the plate (5) is provided on the connecting seat (6); A positioning mechanism (8) is provided on one end of the upper surface of the arc bending machine body (1) to position one end of the plate (5).

2. A guardrail sheet bending apparatus according to claim 1, characterized in that: The limiting mechanism (7) comprises a fixed shaft (71), a limiting hole (72) and a limiting bolt (73). The fixing shaft (71) is provided with a limiting hole (72) for the plate (5) to pass through on its inner side. The limiting bolt (73) is mounted on a side wall of the fixing shaft (71) through a threaded portion, and one end of the limiting bolt (73) contacts the plate (5).

3. A guardrail sheet bending apparatus according to claim 2, characterized in that: Two limiting bolts (73) are provided along the height direction of the fixed shaft (71).

4. The guardrail panel bending apparatus of claim 1, wherein: A backrest plate (101) is fixed to the edge of the upper surface of the arc bending machine body (1); one end of the backrest plate (101) is connected to a screw rod (102) via a threaded groove; and one end of the screw rod (102) is provided with a limit block (103) in contact with the plate (5).

5. A guardrail sheet bending apparatus according to claim 1, characterized in that: The positioning mechanism (8) comprises a frame (81), a mounting plate (82), an adjustment slot (83), a first adjustment bolt (84) and a positioning block (85); the frame (81) is fixed to one end of the upper surface of the arc bending machine body (1); the mounting plate (82) is mounted on the top of the frame (81) through an adjustable component; and a positioning block (85) for positioning the plate (5) is provided on one side wall of the frame (81); the positioning block (85) and the mounting plate (82) are matched through the first adjustment bolt (84) and the adjustment slot (83).

6. A guardrail sheet bending apparatus according to claim 5, characterized in that: The adjustable component includes a pressure plate (86) and a second adjusting bolt (87). The pressure plate (86) is slidably arranged on the inner side of the frame (81), and the inner side of the pressure plate (86) is connected to the second adjusting bolt (87). One end of the second adjusting bolt (87) is matched with a connecting thread groove provided on the lower surface of the mounting plate (82).

7. A guardrail sheet bending apparatus according to claim 5, characterized in that: The positioning block (85) is in an "L" shape.

8. A guardrail sheet bending apparatus according to claim 1, characterized in that: A pin block is provided on the lower surface of the limiting mechanism (7), and a pin hole (61) matching the pin block is provided on the connecting seat (6).

9. A guardrail sheet bending apparatus according to claim 1, characterized in that: Rollers (9) for supporting the plate (5) are installed at both ends of the upper surface of the arc bending machine body (1) via supports.

10. A guardrail sheet bending apparatus according to claim 1, characterized in that: The outer surface of the inner mold shaft (3) is provided with a bending groove (11), and the bending groove (11) is provided at multiple locations.

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