CN212682315U - Preparation system of marine concrete corrosion-resistant titanium alloy net structure - Google Patents

Abstract

The utility model relates to a titanium alloy technical field discloses a preparation system of marine engineering concrete corrosion-resistant titanium alloy net structure, include and send a ware, connect silk board, driver and welding system. The wire feeder is used for feeding the titanium alloy wires to the wire receiving plate; the driver is arranged at the tail end of the wire feeding channel, the wire receiving plate is arranged on the driver, and the wire receiving plate is driven to move and rotate in the X-Y direction of the surface of the driver; the wire-connecting plate is provided with a substrate and array type grooves formed upwards from the substrate, the array type grooves at least comprise a first layer of grooves along a first direction and a second layer of grooves along a second direction along the height direction of the substrate, and a driver controls the wire-connecting plate to move and/or rotate in a mode of laying one by one and layer by layer so as to form at least two layers of crossed titanium alloy wires with a reticular structure on the wire-connecting plate; the welding system is used for spot welding at the crossing position of the titanium alloy wire. The utility model discloses can realize the titanium alloy net production technology for ocean engineering of extensive batch production, raise the efficiency.

Description

Preparation system of marine concrete corrosion-resistant titanium alloy net structure

Technical Field

The utility model relates to a titanium alloy technical field particularly relates to a marine concrete corrosion resistant titanium alloy net structure and preparation system thereof.

Background

Under the marine environment, the action of sea waves and tides can cause continuous impact on structures and structures near the sea and at the sea. The corrosion resistance of the traditional structures such as buildings, piers, revetments and the like with reinforced concrete structures can not meet the requirements of the strength and the corrosion resistance of the buildings under the ocean conditions of high salt, high humidity and the like. Therefore, the prior art provides a high-performance supporting device of marine titanium reinforced concrete and a preparation process thereof, and discloses a supporting device of marine titanium reinforced concrete, such as a retaining wall or a column building member, which comprises a concrete substrate and a titanium alloy bar structure wrapped in the substrate. Preferably, the titanium alloy bar structure adopts a titanium alloy bar, the reinforcing support is formed in an interweaving mode, and the titanium alloy bar structure is poured in the concrete base material. Therefore, the titanium alloy reinforcement is adopted to form the reinforced structure of the concrete base material, and the easily corroded HRB400 and the series of steel materials such as the common steel wire mesh are replaced, so that the corrosion resistance and the stability of the whole building component are improved, and the service life is prolonged.

The application can improve the corrosion resistance of the pier and other members and prolong the service life on the premise of equivalent strength and other properties by combining the use and test in the field of marine concrete. In the process, titanium alloy bars are adopted for reinforcement to form a cage structure, and the cage structure is poured into concrete, but for structures such as marine foundations, offshore buildings, slope protection and the like, besides the reinforcement of a core frame and a beam structure, the reinforcement also comprises the requirements of the marine building foundations and the reduction of water and soil loss caused by sea wave scouring around the buildings, and the shallow layers and the inner layers of the buildings and the foundation reinforcement are required to be carried out by utilizing a reinforcement structure with excellent mechanical properties such as corrosion resistance, strength and the like.

Prior art documents:

patent document 1: CN109184082A high-performance marine titanium reinforced concrete supporting device and preparation process

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at lacking the problem of the preparation system of marine engineering concrete corrosion resistant titanium alloy net structure among the prior art, propose a preparation method and the preparation system of marine engineering concrete corrosion resistant titanium alloy net structure, realize titanium alloy net production technology for ocean engineering of extensive batch production, promote titanium alloy net's preparation efficiency and quality, reduction in production cost, enlarge titanium alloy application for ocean engineering field.

According to the utility model discloses a first aspect of purpose provides a preparation system of marine engineering concrete corrosion resistant titanium alloy net structure, include send a ware, connect silk board, driver and welding system, wherein:

the wire feeder is arranged at the tail end of the titanium alloy wire rolling line and used for feeding the titanium alloy wire pulled out of the titanium alloy wire rolling line to the wire receiving plate; the wire feeder is provided with a wire feeding channel adapted to the titanium alloy wire, the wire feeding channel is provided with an inlet and an outlet, the inlet is butted with the tail end of a rolling line of the titanium alloy wire, and the outlet faces the wire receiving plate;

the driver is arranged at the tail end of the wire feeding channel, the wire splicing plate is arranged on the driver, and the driver is arranged for driving the wire splicing plate to move and rotate in the X-Y direction of the surface of the driver;

the wire connecting plate is provided with a substrate and an array type groove position formed upwards from the substrate, the array type groove position at least comprises a first layer groove position along a first direction and a second layer groove position along a second direction along the height direction of the substrate, and the depth of the first layer groove position is greater than that of the second layer groove position;

the welding system is configured for spot welding at the intersection of the titanium alloy wires.

Preferably, the wire feeder is provided with a body and a U-shaped groove formed by the body, the U-shaped groove forms the wire feeding channel, a roller is arranged in the U-shaped groove, and the titanium alloy wire is driven to be fed into the wire receiving plate through the equidirectional movement of the roller.

Preferably, the driver comprises a driver base and an array type universal mobile station arranged on the surface of the base, the array type universal mobile station comprises a plurality of balls which can be independently driven, the wire connecting plate is supported and driven by the balls, and the X-Y direction movement and rotation of the wire connecting plate are realized through the change of the rotation direction of the balls.

Preferably, the driver comprises a base capable of moving in the X-Y direction and a rotating table arranged below the base, and the base is driven to rotate by the rotating table so as to drive the wire connecting plate arranged on the driver to integrally rotate.

Preferably, the first layer of slots and the second layer of slots are uniformly distributed in parallel at equal intervals on each layer.

Preferably, the welding system comprises a portal frame and a welding gun supported on the portal frame, and the welding gun is mounted on the portal frame through an X-Y direction moving mechanism so that a welding head of the welding gun can move to cross positions corresponding to titanium alloy wires of different height layers in the X-Y direction for spot welding.

Preferably, the welding system includes a multi-axis robot and a welding gun mounted on a robot arm of the multi-axis robot, the multi-axis robot driving the welding gun to move above the wire receiving plate to spot-weld the crossing position.

Preferably, the angle between the first direction and the second direction is 45 ° or 90 °.

By above technical scheme, the utility model discloses what compare with prior art is showing the advantage and is lying in:

1. the utility model provides a novel application form of titanium alloy, titanium alloy wire mesh structure in ocean engineering's concrete structure promptly, as the form preparation and the use of prefab, with the individual layer especially multilayer stack mode, pour the concrete in, strengthen titanium alloy concrete structure among the ocean engineering, especially building shallow layer wherein, inlayer and carry out the ground reinforcement, utilize the prefab reinforcing structure that corrosion resistance and intensity mechanical properties are excellent, reduce the marine building ground and construct the problem that the soil and water loss that causes because the wave erodees in the periphery;

2. the utility model provides a titanium alloy wire mesh structure's among ocean engineering's concrete structure preparation system, send the passageway through the end increase at titanium alloy wire drawing production line, can realize sending the operation of sending of silk material, and correspondingly send different levels to connect the silk board in, connect the silk board to carry out the size selection according to concrete prefabricated member's needs, and combine the rotatory automation of direction of drive to form alternately network structure on connecing the silk board, strengthen whole network structure's intensity, tensile and fatigue resistance in the use. It is particularly preferred that the angle of rotation is adjustable.

3. The utility model provides a titanium alloy wire mesh structure's among ocean engineering's the concrete structure preparation system sees its flow short, with low costs, efficient from the realization process, can realize serialization industrial production, reduces titanium alloy's use cost, enlarges its application scene and field. Especially, through the utility model discloses the titanium alloy wire mesh structure of preparation can also mix the use with traditional titanium alloy rod, and several layers of titanium alloy wire mesh structure of tiling carry out basement and building main part reinforcing in the prefab to alternate and carry out root intensity with the titanium alloy rod and support the reinforcing, improve the intensity, corrosion resistance, the fatigue resistance ability of marine concrete building, structure on the whole.

Drawings

The drawings are not intended to be drawn to scale. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the present invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of a wire feeder and a driver according to an exemplary embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a wire feeder and a wire receiving plate according to an exemplary embodiment of the present invention, wherein the wire is fed into the slot of the wire receiving plate in a segmented and one-by-one manner.

FIG. 3 is a schematic view of a process of laying wire on the wire-connecting plate according to an exemplary embodiment of the present invention.

FIG. 4 is a schematic view of the wire connecting plate after two layers of wires are laid on the wire connecting plate according to an exemplary embodiment of the present invention.

Fig. 5 is a schematic view of a spot welding gun supported by a gantry according to an exemplary embodiment of the present invention.

Fig. 6 is a metallographic structure diagram of a titanium wire according to an exemplary embodiment of the present invention.

Detailed Description

For a better understanding of the technical content of the present invention, specific embodiments are described below in conjunction with the accompanying drawings.

In this disclosure, aspects of the present invention are described with reference to the accompanying drawings, in which a number of illustrative embodiments are shown. Embodiments of the present disclosure are not necessarily intended to include all aspects of the invention. It should be appreciated that the various concepts and embodiments described above, as well as those described in greater detail below, may be implemented in any of numerous ways, as the disclosed concepts and embodiments are not limited to any implementation. Additionally, some aspects of the present disclosure may be used alone or in any suitable combination with other aspects of the present disclosure.

According to the utility model discloses marine engineering concrete corrosion resistant titanium alloy net structure's preparation system, aim at realizing the titanium alloy net production technology for the ocean engineering of extensive batch production, promote titanium alloy net's preparation efficiency and quality, reduction in production cost, enlarge titanium alloy application for the ocean engineering field, at the bank protection in ocean concrete field, the reinforcing of basement and major structure, utilize the prefab reinforcing structure that corrosion resistance and intensity mechanical properties are excellent, reduce the problem of the soil erosion and water loss that ocean building foundation and building periphery arouse because the wave erodees.

The preparation system of the marine concrete corrosion-resistant titanium alloy mesh structure shown in fig. 1-5 comprises a wire feeder 10, a wire receiving plate 20, a driver 30 and a welding system 40.

The wire feeder 10 is configured to be fitted to the end of a titanium alloy wire drawing line for feeding a titanium alloy wire drawn from a rolled line of the titanium alloy wire to a wire receiving plate. The diameter of the wire is preferably between 2 and 7mm, so that the later interweaving and spot welding are facilitated.

Referring to fig. 1 and 2, the wire feeder 10 has a body 11 and a U-shaped groove formed through the body, wherein the U-shaped groove forms a wire feeding channel and is adapted to the size of the titanium alloy wire for wire feeding. A roller 13 is arranged in the U-shaped groove, and the wire feeding operation of the titanium alloy wires is driven by the same-direction movement of the roller 13.

The driver 30 is disposed at the end of the wire feeding passage, and the wire receiving plate 20 is disposed on the upper surface of the driver 30. In embodiments of various aspects of the present invention, the driver 30 is configured to drive the X-Y movement and rotation of the splice plate 20 on the driver surface.

The wire-bonding plate 20 has a base and arrayed slots formed upward from the base, the arrayed slots include at least a first layer of slots 21 along a first direction and a second layer of slots 22 along a second direction along a height direction of the base, and the driver 30 is configured to control movement and/or rotation of the wire-bonding plate 20 in a layer-by-layer laying manner to form at least two layers of intersecting mesh-structured titanium alloy wires on the wire-bonding plate 20.

In FIGS. 1 to 5, a titanium alloy wire is shown at 100, and the length of the wire drawn from a pass line is cut into a predetermined length according to the size of a wire receiving plate. The dimensioning of the patch panels may be determined by prefabricated building elements, for example with a dimensioning of 1m by 1m, 1m by 2m or more.

The welding system 40 is configured to spot weld at the intersection of the titanium alloy wire to integrate the entire titanium wire mesh structure and remove it from the wire bond plate by flipping or other transfer.

Preferably, the preparation system further comprises a transfer mechanism, such as a forklift or flat traveling cart, configured to transfer the wire receiving plate to below the welding system.

Preferably, the wire feed channel has an inlet to the end of the titanium alloy wire roll line and an outlet to the arrayed slots in the wire take-up plate.

As shown in fig. 1 to 3, the actuator 30 includes an actuator base 31 and an array type gimbal table disposed on a surface of the base, and includes a plurality of balls 33 that can be independently driven, and the wire connecting plate 20 is supported and driven by the balls 33, and the X-Y movement and rotation of the wire connecting plate are realized by the change of the rotation direction of the balls. In this embodiment, the balls may be arranged to drive movement and rotation of the splice plate by way of electrical drive rotation.

In other embodiments, the driver 30 may also realize the X-Y movement and rotation through a rotating table structure, for example, in some cases, it includes a base capable of moving in the X-Y direction and a rotating table disposed below the base, and the base is driven to rotate by the rotating table to drive the wire connecting plate disposed on the driver to rotate integrally. The base capable of moving in the X-Y direction can be realized by arranging an X-direction linear motion mechanism and a Y-direction linear motion mechanism on the base, such as a linear motor or a lead screw linear module.

Preferably, the first layer slots 21 and the second layer slots 22 are evenly distributed in parallel at equal intervals on each layer.

In the foregoing embodiment, the included angle between the first direction and the second direction is 45 ° or 90 °, so as to form a 45 ° crossed or vertically crossed titanium alloy mesh structure, thereby enhancing the overall stability and uniformity. In other embodiments, the angle between the two directions can be designed to be other suitable angles.

Preferably, the depth of the first-layer slot 21 is greater than the depth of the second-layer slot 22. Therefore, the first layer of groove position is located at the bottom, in the wire receiving process, the received titanium alloy wire directly falls into the bottom for arrangement, the second layer of groove position is located above, and therefore the interweaving structure is directly formed without adjustment between the two layers.

Preferably, the welding system 40 includes a gantry 41 and a welding gun 45 supported on the gantry, the welding gun being mounted to the gantry by an X-Y moving mechanism so that a welding head of the welding gun is moved in the X-Y direction to cross positions corresponding to different height layers of titanium alloy wire for spot welding.

Preferably, the X-Y moving mechanism includes a first moving mechanism disposed across a pair of beams of the gantry, and the first moving mechanism is composed of two relatively vertical linear motion modules, i.e., a first linear motion module 42 and a second linear motion module 43.

The first linear motion module 42 includes a first moving portion 42A and a first fixed portion 42B, the first fixed portion 42B is integrated on the cross beam, and the first moving portion 42A is supported on and slidable along the cross beam.

The second rectilinear motion module 43 has a second motion portion 43A and a second fixed portion 43B, the second fixed portion 43B being fixedly connected transversely to the two first motion portions 42A and being movable synchronously with the first motion portions, the second motion portion 43A being arranged to slide along the second fixed portion, and a welding gun 45 being fixed to the second motion portion 43A.

So, through two linear motion modules, linear electric motor realizes the removal and the location to the spot welding position promptly. The moving part of each linear motor is configured to move linearly when the linear motor is energized.

In further embodiments, the welding system 40 may be implemented with a multi-axis robot, which in an alternative example includes a multi-axis robot and a welding gun mounted on a robotic arm of the multi-axis robot that drives the welding gun over the wire receiving plate to spot weld the intersection location.

By combining the preparation system of the titanium alloy wire mesh structure of the embodiment, the preparation process for preparing the marine concrete corrosion-resistant titanium alloy mesh structure comprises the following steps:

step 1, preparing a titanium alloy bar, performing rolling and wire drawing treatment, and rolling into a preset titanium alloy wire;

step 2, continuously conveying the titanium alloy wires to a first layer of groove positions at the bottom of the wire receiving plate through a wire feeding channel of a wire feeder, wherein the wire feeding channel of the wire feeder is aligned to the first layer of groove positions so that the titanium alloy wires fall into the bottoms of the corresponding first layer of groove positions, and a driver controls the movement of the wire receiving plate in a one-by-one laying mode so as to fully lay the first layer of groove positions one by one;

step 3, after the first layer of groove positions are fully paved, the driver controls the wire receiving plate to rotate so that the wire feeding channel of the wire feeder is aligned to the second layer of groove positions, the titanium alloy wires fall into the corresponding second layer of groove positions, and a cross structure with different heights is formed between the titanium alloy wires in the first layer of groove positions and the titanium alloy wires;

step 4, moving the wire connecting plate to a welding station, and performing spot welding fixing on the crossed position of the titanium alloy wire;

and 5, re-laying the wire splicing plates on the driver, and repeating the steps 2-4.

Therefore, when welding, the other wire connecting plate can be fed to the wire connecting position, and the efficiency is improved.

In another embodiment, the wire connecting plate may further be provided with a plurality of layers of slots, for example, three layers, to form a covering intersection with the middle layer.

In the wire splicing process, the initial slot position and the wire splicing channel can be aligned through the visual recognition system, and in the subsequent wire splicing process, the accurate positioning wire splicing is realized by accurately controlling the movement stroke of the driver according to the spacing distance between the slot positions.

In other embodiments, the alignment of the initial slot and the wire connecting channel can be realized by a photoelectric sensor.

Preferably, the determination and alignment of the welding initial position of the wire connecting plate in the welding process are realized by the same scheme as that in the wire connecting process.

Preferably, in step 4, the filament plate is moved in one of the following ways:

1) the driver is arranged in an extending mode, so that the length of the driver in the length direction is at least larger than 2-3 times that of the wire connecting plate, and the wire connecting plate after wire connection is driven by the driver to move to a spot welding station along the length direction; and

2) and transferring the wire receiving plate after wire receiving to a spot welding station through a flat plate type moving trolley.

Preferably, the titanium alloy wire is a titanium-iron-boron alloy wire, the diameter of the titanium-iron-boron alloy wire is 2-7mm, a laser with the power of 2-3KW is used, and the cross points of the upper layer of titanium alloy wire and the lower layer of titanium alloy wire are connected in a spot welding mode through driving of a portal frame or a multi-axis robot.

Exemplary implementations of the above-described processes are described in detail below with reference to specific examples.

1) 1560kg of raw materials are evenly mixed according to the alloy proportion of Ti-2Fe-0.1B, equally divided into 12 blocks and pressed into electrode blocks. After welding the electrodes in 6 blocks as one group, the two groups of electrodes are respectively smelted by a VAR consumable electrode smelting method. And removing impurities at two ends of the two groups of primary ingots after smelting, then welding again, and carrying out secondary smelting to obtain finished ingots.

Turning the finished cast ingot to remove surface oxide skin, wherein the final size of the finished cast ingot is phi 420x560 mm; detecting components of sample turning scraps at the head part, the middle part and the tail part, wherein the components of the cast ingot are shown in a table I;

2) heating the cast ingot in an electric furnace to 850 ℃, preserving heat for 0.5-1 hour, heating to 1020 ℃ after 2 hours, and preserving heat for 2 hours. Then ingot casting cogging forging is carried out, and cogging deformation is carried out to 280 mm. After the furnace is returned and the temperature is kept at 1020 ℃ for two hours, forging the steel plate by two heats to obtain a square bar with the side length of 150mm, and completing cogging forging;

3) returning the 150mm side length square rod to the furnace, heating to 950 ℃, preserving heat for 1.5 hours, and forging into a phi 125mm round rod to finish forging;

4) heating a round bar with the diameter of 125mm to 600 ℃ by using an induction furnace, keeping the temperature for 1 minute, continuing to heat to 820 ℃, keeping the temperature for one minute, and then starting to roll. Rolling into a bar with the diameter of 6mm after 6-7 passes of rolling, wherein the metallographic structure of the bar is shown in figure 6;

5) the wire is processed into a rod-shaped drawing with the diameter of phi 3mm at a parallel section according to various index requirements in GB/T228.1-2010 to obtain the wire, and the mechanical property test of the wire is shown in Table 2;

6) paving the wire materials into a ceramic wire connection plate or a high-temperature alloy wire connection plate according to the method shown in the figure 2 and the figure 3, wherein the mesh spacing of a ceramic substrate is 0.1m, and the length multiplied by the width of the substrate is 1m x 1 m;

7) and integrally moving the ceramic connecting plate and the reinforcing steel bars to the position below the portal frame, and performing spot welding connection on the upper layer of bars and the lower layer of bars by using a 3kW laser through moving the position of the portal beam.

TABLE 1 actual composition of ingot

TABLE 2 mechanical Properties of the wire

Therefore, through the utility model discloses the titanium alloy silk material that the drawing obtained all has better performance requirement on yield strength, tensile strength, extensibility and the reduction of area ratio, satisfies traditional steel concrete's strength requirement.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The present invention is intended to cover by those skilled in the art various modifications and adaptations of the invention without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention is subject to the claims.

Claims (8)

1. The preparation system of the marine concrete corrosion-resistant titanium alloy mesh structure is characterized by comprising a wire feeder, a wire receiving plate, a driver and a welding system, wherein:

the wire feeder is arranged at the tail end of the titanium alloy wire rolling line and used for feeding the titanium alloy wire pulled out of the titanium alloy wire rolling line to the wire receiving plate; the wire feeder is provided with a wire feeding channel adapted to the titanium alloy wire, the wire feeding channel is provided with an inlet and an outlet, the inlet is butted with the tail end of a rolling line of the titanium alloy wire, and the outlet faces the wire receiving plate;

the driver is arranged at the tail end of the wire feeding channel, the wire splicing plate is arranged on the driver, and the driver is arranged for driving the wire splicing plate to move and rotate in the X-Y direction of the surface of the driver;

the wire connecting plate is provided with a substrate and an array type groove position formed upwards from the substrate, the array type groove position at least comprises a first layer groove position along a first direction and a second layer groove position along a second direction along the height direction of the substrate, and the depth of the first layer groove position is greater than that of the second layer groove position;

the welding system is configured for spot welding at the intersection of the titanium alloy wires.

2. The system for preparing a marine concrete corrosion-resistant titanium alloy mesh structure according to claim 1, wherein the wire feeder has a body and a U-shaped groove formed through the body, the U-shaped groove forms the wire feeding channel, a roller is arranged in the U-shaped groove, and the titanium alloy wires are driven to be fed into the wire receiving plate through the same-direction movement of the roller.

3. The system for preparing marine concrete corrosion-resistant titanium alloy mesh structure according to claim 1, wherein the actuator comprises an actuator base and an array type universal moving table disposed on the surface of the base, and comprises a plurality of balls which can be independently driven, the wire receiving plate is supported and driven by the balls, and the X-Y direction movement and rotation of the wire receiving plate are realized by the change of the rotation direction of the balls.

4. The system for preparing marine concrete corrosion-resistant titanium alloy mesh structure according to claim 1, wherein the driver comprises a base capable of moving in X-Y direction and a rotary table disposed below the base, and the base is driven by the rotary table to rotate so as to drive the wire connecting plate disposed on the driver to rotate integrally.

5. The system of claim 1, wherein the first and second layers of slots are equally spaced apart and uniformly distributed in parallel on each layer.

6. The marine concrete corrosion-resistant titanium alloy mesh structure manufacturing system according to claim 1, wherein the welding system comprises a gantry and a welding gun supported on the gantry, and the welding gun is mounted on the gantry through an X-Y moving mechanism to drive a welding head of the welding gun to move in an X-Y direction to cross positions corresponding to titanium alloy wires of different height layers for spot welding.

7. The marine concrete corrosion-resistant titanium alloy mesh structure production system according to claim 1, wherein the welding system comprises a multi-axis robot and a welding gun mounted on a robot arm of the multi-axis robot, the multi-axis robot driving the welding gun to move over the wire receiving plate to spot-weld the crossing position.

8. The system for preparing a marine concrete corrosion-resistant titanium alloy mesh structure according to claim 1, wherein an angle between the first direction and the second direction is 45 ° or 90 °.

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