Angle steel tower foot welding forming fixing device

Abstract

The utility model relates to the field of angle steel tower manufacturing, and discloses an angle steel tower foot welding forming fixing device which comprises a supporting base, the top end of the supporting base is fixedly connected with a containing bottom plate, a sliding groove is formed in the containing bottom plate, and a sliding block is slidably connected into the sliding groove. An arc-shaped sliding rail is fixedly connected to the top end of the sliding block, a sliding column is slidably connected to the interior of the arc-shaped sliding rail, a driving arm is fixedly connected to the top end of the sliding column, a rotating column is fixedly connected to the interior of the driving arm, and a driving bevel gear is fixedly connected to the bottom end of the rotating column. According to the clamping device, the driving bevel gear, the rotating bevel gear, the transmission bevel gear and other structures are arranged, the driving arm and the driven arm are in a bilaterally symmetrical opening state through outward stirring, then the limiting round block is rotated to lock the driving arm and the driven arm, the driving arm and the driven arm are prevented from rotating, and therefore the angle of the clamping block can be conveniently adjusted; and various angle steel tower feet with different angles can be conveniently fixed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of angle steel tower manufacturing, especially to an angle steel tower foot welding forming fixing device. BACKGROUND

[0002] The angle steel tower is a tower structure composed of angle steel as the main structural material, which is widely used in communication and power fields. It has strong wind pressure resistance and bearing capacity, relatively low material cost, easy processing and transportation. The angle steel tower is assembled by welding, bolt connection and other ways, and the structure is flexible and can be customized according to requirements.

[0003] The tower foot of the angle steel tower is a key structural part connecting the tower body and the foundation, which is composed of foot plates, bottom plates, shoe plates and rib plates. It is responsible for transmitting the weight and load of the tower body and the upper structure to the foundation, ensuring the stability of the angle steel tower on the ground. In order to facilitate welding of the angle steel tower, an angle steel tower foot welding forming fixing device is needed.

[0004] The clamping block of the current angle steel tower foot welding forming fixing device is usually fixed in shape, which cannot clamp tower feet of various shapes, so it cannot clamp tower feet of various shapes. However, the design of the angle steel tower foot adapts to various terrain slopes, so the shape needs to be designed according to the needs of different terrains. The current angle steel tower foot welding forming fixing device cannot fully meet the needs of angle steel tower foot welding, so an angle steel tower foot welding forming fixing device is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides an angle steel tower foot welding forming fixing device, which aims to improve the problems in the prior art that the clamping block of the current device is usually fixed in shape and cannot clamp tower feet of various shapes.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: an angle steel tower foot welding forming fixing device, comprising a supporting base, the supporting base is fixedly connected with a placing bottom plate at the top end, a sliding groove is formed in the inside of the placing bottom plate, a sliding block is slidably connected in the inside of the sliding groove, an arc-shaped sliding rail is fixedly connected with the top end of the sliding block, a sliding column is slidably connected in the inside of the arc-shaped sliding rail, a driving arm is fixedly connected with the top end of the sliding column, a rotating column is fixedly connected in the inside of the driving arm, a driving bevel gear is fixedly connected with the bottom end of the rotating column, a transmission bevel gear is engaged with the top end of the driving bevel gear, a supporting rod is rotatably connected with the outside of the transmission bevel gear, a driven bevel gear is engaged with the top end of the transmission bevel gear, a driven arm is fixedly connected with the top end of the driven bevel gear, a sliding groove is formed in the top of the driven arm and the driving arm, and a clamping assembly is arranged in the inside of the sliding groove.

[0007] As a further description of the above technical solutions:

[0008] The bottom end of the sliding block is hingedly connected with a connecting rod, one end of the inner side of the connecting rod is hingedly connected with a rotating disc, the inner part of the rotating disc is fixedly connected with a rotating shaft, the outer periphery of the rotating shaft is fixedly connected with a rotating gear, the right side of the rotating gear is engaged with a rack, and the top end inner wall of the supporting base is fixedly connected with an electric push rod.

[0009] As a further description of the above technical solutions:

[0010] One end of the outer side of the supporting rod is fixedly connected to the inner side of the arc-shaped sliding rail, the bottom end of the rotating column is rotatably connected to the inner wall of the bottom end of the supporting rod, and the outer periphery of the rotating column is rotatably connected to the inner part of the driven arm.

[0011] As a further description of the above technical solutions:

[0012] The top end of the friction round block is fixedly connected to the top end of the supporting rod, and the bottom surface of the friction round block and the top surface of the limiting round block are both provided with a plurality of friction grooves.

[0013] As a further description of the above technical solutions:

[0014] The clamping assembly comprises a sliding block, the outer periphery of the sliding block is slidably connected to the inner part of the sliding groove, the top end of the sliding block is fixedly connected with a clamping block, the outer side of the clamping block is rotatably connected with a threaded rod, and the outer periphery of the threaded rod is threadedly connected with a threaded support.

[0015] As a further description of the above technical solutions:

[0016] The threaded support is provided with two groups, one group of the threaded support is fixedly connected to the top surface of the driven arm, and the other group of the threaded support is fixedly connected to the top surface of the driving arm.

[0017] As a further description of the above technical solutions:

[0018] The sliding column is provided with two groups, and the bottom end of the driven arm is fixedly connected to the top surface of the other group of the sliding column.

[0019] As a further description of the above technical solutions:

[0020] The outer periphery of the rotating shaft is rotatably connected to the inner part of the placing bottom plate, and the outer periphery of the rotating shaft is rotatably connected to the inner part of the supporting base.

[0021] As a further description of the above technical solutions:

[0022] The back telescopic end of the electric push rod is fixedly connected to the right side of the rack.

[0023] The utility model has the advantages of the following beneficial effects:

[0024] 1. In the utility model, through setting up driving bevel gear, rotation bevel gear, transmission bevel gear and other structures, the driving arm and passive arm are in left-right symmetrical open state by being pushed outward, then the driving arm and passive arm are locked by rotating the limiting round block, so that the angle of the clamping block is adjusted conveniently, and the angle steel tower foot of various angles can be fixed conveniently.

[0025] 2. In the utility model, through setting up rack, rotation gear, connecting rod and other structures, the electric push rod is opened, four groups of sliding blocks slide inward simultaneously and clamp the angle steel tower foot, so that the center of the angle steel tower foot is in the center of the placing bottom plate, the visual system is positioned conveniently, and subsequent automatic welding is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is an overall front view schematic diagram of the angle steel tower foot welding forming fixing device.

[0027] Figure 2 It is an arc-shaped sliding rail right side schematic diagram of the angle steel tower foot welding forming fixing device.

[0028] Figure 3 It is a limiting round block right side sectional view schematic diagram of the angle steel tower foot welding forming fixing device.

[0029] Figure 4 It is a placing bottom plate bottom schematic diagram of the angle steel tower foot welding forming fixing device.

[0030] Figure 5 It is a supporting base bottom schematic diagram of the angle steel tower foot welding forming fixing device.

[0031] LEGEND:

[0032] 1, supporting base;2, placing bottom plate;3, sliding groove;4, sliding block;5, arc-shaped sliding rail;6, sliding column;7, passive arm;8, driving arm;9, sliding groove;10, sliding block;11, clamping block;12, threaded rod;13, threaded support;14, supporting rod;15, rotating column;16, driving bevel gear;17, transmission bevel gear;18, passive bevel gear;19, friction round block;20, limiting round block;21, connecting rod;22, rotating disc;23, rotating shaft;24, rotation gear;25, rack;26, electric push rod. DETAILED DESCRIPTION

[0033] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0034] With reference to Figures 1-2 The utility model provides an embodiment: a kind of angle steel tower foot welding forming fixing device, including the support base 1 of fixed support effect, support base 1 top end is fixedly connected with placing bottom plate 2, sliding slot 3 is set in placing bottom plate 2 inside, sliding slot 3 is provided with four groups, annular equidistance is set in the four around of placing bottom plate 2, sliding block 4 is slidably connected in sliding slot 3 inside, sliding slot 3 limits that sliding block 4 can only slide along sliding slot 3 inner wall, sliding block 4 top end is fixedly connected with arc slide rail 5, arc slide rail 5 is slidably connected with sliding column 6 inside, arc slide rail 5 limits that sliding column 6 can only slide along arc slide rail 5 inner wall, sliding column 6 top end is fixedly connected with driving arm 8, driving arm 8 is fixedly connected with rotating column 15 inside, the center of arc slide rail 5 is same with the center of rotating column 15, rotating column 15 bottom end is fixedly connected with driving bevel gear 16, driving bevel gear 16 top end is engaged with transmission bevel gear 17, transmission bevel gear 17 top end is engaged with passive bevel gear 18, transmission bevel gear 17 can be driven to passive bevel gear 18 on driving bevel gear 16, simultaneously make the rotating direction of passive bevel gear 18 and driving bevel gear 16 opposite, passive bevel gear 18 top end is fixedly connected with passive arm 7, rotating column 15 outer circumferential rotation is connected in the inside of passive arm 7, passive arm 7 and driving arm 8 are hinged by rotating column 15, sliding column 6 is provided with two groups, passive arm 7 bottom end is fixedly connected in the top surface of another group sliding column 6.

[0035] With reference to Figures 2-3 Transmission bevel gear 17 outside rotation is connected with the support rod 14 of fixed connection effect, support rod 14 outside one end is fixedly connected in the inboard of arc slide rail 5, rotating column 15 bottom end is rotationally connected on the inner wall of support rod 14 bottom end, rotating limiting round block 20 is screw-connected in rotating column 15 top end, rotating limiting round block 20, limiting round block 20 can move up and down along rotating column 15 outer wall, limiting round block 20 bottom end is abutted with friction round block 19, after limiting round block 20 is tightened, limiting round block 20 will generate pre-tightening force between rotating column 15, limiting round block 20 and rotating column 15 are difficult to rotate between, friction round block 19 top end is fixedly connected in the top end of support rod 14 at this time, multiple friction grooves are set in the bottom surface of friction round block 19 and the top surface of limiting round block 20, increase the friction force between friction round block 19 and limiting round block 20, so that limiting round block 20 is difficult to rotate.

[0036] With referenceFigures 2-3 The passive arm 7 and the active arm 8 are provided with a sliding groove 9 at the top, and a clamping assembly is arranged in the sliding groove 9. The clamping assembly comprises a sliding block 10 which is slidably connected to the inner wall of the sliding groove 9. The sliding groove 9 limits the sliding block 10 to slide forward and backward along the inner wall of the sliding groove 9. The top end of the sliding block 10 is fixedly connected with a clamping block 11. The inner wall of the clamping block 11 is provided with a groove for easy clamping. The outer side of the clamping block 11 is rotatably connected with a threaded rod 12. The outer side of the threaded rod 12 is provided with a handle for easy rotation. The outer periphery of the threaded rod 12 is threadedly connected with a threaded support 13 which serves as a supporting connection. The threaded rod 12 can move along the inner wall of the threaded support 13 by rotating the threaded rod 12. The threaded support 13 is provided with two groups. The bottom end of one group of threaded supports 13 is fixedly connected to the top surface of the passive arm 7. The bottom end of the other group of threaded supports 13 is fixedly connected to the top surface of the active arm 8.

[0037] Referring to Figures 4-5 The sliding block 4 is hingedly connected with a connecting rod 21 at the bottom. The inner side of the connecting rod 21 is hingedly connected with a rotating disc 22 at one end. The connecting rod 21 is provided with four groups which are arranged at equal intervals around the outer periphery of the rotating disc 22. The rotating disc 22 is fixedly connected with a rotating shaft 23 inside. The rotating shaft 23 is rotatably connected to the inside of the placing bottom plate 2 and the inside of the supporting base 1. The rotating shaft 23 is fixedly connected with a rotating gear 24 at the outer periphery. The rotating gear 24 can drive the rotating shaft 23 to rotate. The rotating gear 24 is meshed with a rack 25 on the right side. The forward and backward movement of the rack 25 can drive the rotating gear 24 to rotate. The supporting base 1 is fixedly connected with an electric push rod 26 at the top inner wall. The electric push rod 26 can accurately control the stroke of the telescopic end. The electric push rod 26 is fixedly connected with the rack 25 at the telescopic end on the back. The electric push rod 26 can drive the rack 25 to move forward and backward by opening the electric push rod 26.

[0038] Working principle: when you want to adjust the shape of the clamping block 11 conveniently, hold the rotating handle outside the two sets of threaded rods 12, rotate the driving arm 8, the driving arm 8 drives the rotating column 15 to rotate, the rotating column 15 drives the driving bevel gear 16 to rotate, the driving bevel gear 16 drives the transmission bevel gear 17 to rotate, the transmission bevel gear 17 drives the driven bevel gear 18 to rotate, the driven bevel gear 18 drives the passive arm 7 and the driving arm 8 to rotate in the opposite direction, so that the included angle between the two sets of clamping blocks 11 changes, when it is the same as the shape of the angle steel tower foot, rotate the limiting circular block 20, move the limiting circular block 20 upwards, tighten when the limiting circular block 20 moves to the friction circular block 19, at this time the limiting circular block 20 generates a pre-tightening force between the rotating column 15 and the limiting circular block 20, so that the rotating column 15 and the limiting circular block 20 are difficult to rotate, and the friction circular block 19 makes the limiting circular block 20 difficult to rotate, so as to fix the angle between the driving arm 8 and the passive arm 7, then rotate the threaded rod 12, the clamping block 11 is pushed inwards, so that it can be clamped according to the shape of the angle steel tower foot, and it is convenient to use. When you want to clamp the angle steel tower foot, turn on the electric push rod 26, the electric push rod 26 pulls the rack 25 forward, the rack 25 drives the rotating gear 24 to rotate, the rotating gear 24 drives the rotating shaft 23 to rotate, the rotating shaft 23 drives the rotating disc 22 to rotate, the rotating disc 22 drives the four sets of connecting rods 21 to rotate, the four sets of connecting rods 21 pull the four sets of sliding blocks 4 to slide inwards along the sliding groove 3, so that the center of the angle steel tower foot can be clamped on the center of the bottom plate 2, which is convenient for the visual system to position, and is convenient for subsequent automatic welding.

[0039] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A fixing device for welded and formed angle steel tower legs, comprising a support base (1), characterized in that: The support base (1) is fixedly connected to a placement base plate (2) at its top. The placement base plate (2) has a sliding groove (3) inside. A sliding block (4) is slidably connected inside the sliding groove (3). An arc-shaped slide rail (5) is fixedly connected to the top of the sliding block (4). A sliding column (6) is slidably connected inside the arc-shaped slide rail (5). An active arm (8) is fixedly connected to the top of the sliding column (6). A rotating column (15) is fixedly connected inside the active arm (8). An active bevel gear (16) is fixedly connected to the bottom of the rotating column (15). The top of the wheel (16) is engaged with a transmission bevel gear (17), and a support rod (14) is rotatably connected to the outside of the transmission bevel gear (17). The top of the transmission bevel gear (17) is engaged with a passive bevel gear (18). The top of the rotating column (15) is threadedly connected to a limiting block (20), and the top of the limiting block (20) abuts against a friction block (19). The top of the passive bevel gear (18) is fixedly connected to a passive arm (7). The tops of the passive arm (7) and the active arm (8) are both provided with a sliding groove (9), and a clamping component is provided inside the sliding groove (9).

2. The angle steel tower foot welding and fixing device according to claim 1, characterized in that: The bottom end of the sliding block (4) is hinged to a connecting rod (21), and one end of the connecting rod (21) is hinged to a rotating disk (22). The rotating disk (22) is fixedly connected to a rotating shaft (23), and a rotating gear (24) is fixedly connected to the outer circumference of the rotating shaft (23). A rack (25) meshes with the right side of the rotating gear (24), and an electric push rod (26) is fixedly connected to the inner wall of the top of the support base (1).

3. The angle steel tower foot welding and fixing device according to claim 1, characterized in that: One end of the support rod (14) is fixedly connected to the inner side of the arc-shaped slide rail (5), the bottom end of the rotating column (15) is rotatably connected to the inner wall of the bottom end of the support rod (14), and the outer periphery of the rotating column (15) is rotatably connected to the inside of the passive arm (7).

4. The angle steel tower foot welding and fixing device according to claim 1, characterized in that: The top of the friction block (19) is fixedly connected to the top of the support rod (14), and multiple sets of friction grooves are opened on the bottom surface of the friction block (19) and the top surface of the limiting block (20).

5. The angle steel tower foot welding and fixing device according to claim 1, characterized in that: The clamping assembly includes a slider (10), the outer periphery of which is slidably connected to the inside of the groove (9), the top of the slider (10) is connected to a clamping block (11), the outer side of the clamping block (11) is rotatably connected to a threaded rod (12), and the outer periphery of the threaded rod (12) is threadedly connected to a threaded bracket (13).

6. The angle steel tower foot welding and fixing device according to claim 5, characterized in that: The threaded bracket (13) is provided in two sets. One set of the threaded bracket (13) is fixedly connected to the top surface of the passive arm (7) at its bottom end, and the other set of the threaded bracket (13) is fixedly connected to the top surface of the active arm (8) at its bottom end.

7. The angle steel tower foot welding and fixing device according to claim 1, characterized in that: The sliding column (6) is provided in two sets, and the bottom end of the passive arm (7) is fixedly connected to the top surface of the other set of sliding columns (6).

8. The angle steel tower foot welding and fixing device according to claim 2, characterized in that: The outer circumference of the rotating shaft (23) is rotatably connected to the inside of the base plate (2), and the outer circumference of the rotating shaft (23) is rotatably connected to the inside of the support base (1).

9. The angle steel tower foot welding and fixing device according to claim 2, characterized in that: The telescopic end of the electric push rod (26) is fixedly connected to the right side of the rack (25).

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