CN112893979B

CN112893979B - Pipe fitting cutting device for bridge construction

Info

Publication number: CN112893979B
Application number: CN202110090140.2A
Authority: CN
Inventors: 刘萍; 刘聪丽; 卫巧生; 张新华; 曾利梅; 王磊; 蒋笑笑; 黄少鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2022-02-22
Anticipated expiration: 2041-01-22
Also published as: CN112893979A

Abstract

The invention relates to the field of pipe fitting cutting, in particular to a pipe fitting cutting device for bridge construction, which comprises a cutting machine, wherein the cutting machine is arranged on a support plate, the support plate is fixedly connected to a support, and the lower end of the support is fixedly connected with a base; the side surface of the bracket is also provided with a measuring mechanism, a supporting mechanism and a pushing mechanism; the supporting mechanism comprises a rotating shaft, a first supporting step and a first telescopic rod, and through the supporting capacity of the first telescopic rod and the first supporting step and the rotating capacity of the rotating shaft, the original flexible pipe fitting can be guaranteed to be subjected to enough supporting force, namely, the pipe fitting rotates relative to the cutting machine while maintaining the rigidity of the pipe fitting, so that the pipe fitting cannot deform when being cut by the cutting machine; therefore, the design improves the rigidity of the pipe fitting during cutting, and further improves the accuracy of the design during use.

Description

Pipe fitting cutting device for bridge construction

Technical Field

The invention relates to the field of pipe fitting cutting, in particular to a pipe fitting cutting device for bridge construction.

Background

The bridge construction is a process of building a bridge according to design contents; mainly refers to the contents of bridge construction technology, construction organization, construction management, construction quality and the like.

At present, in common bridge work progress, inevitable needs use pipe diameter size, wall thickness etc. all inequality pipe fitting, and prior art when cutting the great pipe fitting of pipe diameter, especially the thin pipe fitting of wall thickness, what often adopted is that directly erect the cutting machine on the outer wall of pipe fitting to cut the pipe fitting when promoting the pipe fitting to roll along ground, this pipe fitting that just leads to easy emergence deformation can produce cutting error, and serious error can produce even and report the waste product.

Disclosure of Invention

The invention aims to provide a pipe fitting cutting device for bridge construction, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a pipe fitting cutting device for bridge construction comprises a cutting machine, wherein a guide pipe is connected to the cutting machine, and the cutting machine is further arranged above a pipe fitting; the cutting machine is arranged on a supporting plate, the supporting plate is fixedly connected to a support, and the lower end of the support is fixedly connected with the base; the side surface of the bracket is also provided with a measuring mechanism, a supporting mechanism and a pushing mechanism; the support mechanism comprises a rotating shaft, a first support step and a first telescopic rod, a sliding groove is formed in the support, the rotating shaft is arranged in the sliding groove in a sliding mode, the rotating shaft is rotatably connected with the plurality of first telescopic rods, a lifting plate is fixedly connected to one end, away from the rotating shaft, of each first telescopic rod, and the lifting plate is arranged in a mode of being attached to the inner wall of the pipe fitting; the pipe fitting is characterized in that a first supporting step is arranged below the pipe fitting, the cross section of the first supporting step is arc-shaped, and a plurality of rollers are rotatably connected to the arc edge of the first supporting step.

As a further scheme of the invention: the plurality of first telescopic links are uniformly distributed on the peripheral side of the rotating shaft.

As a still further scheme of the invention: the upper portion of the first supporting step is further rotatably connected with a second supporting step, the cross section of the second supporting step is also arc-shaped, and a plurality of rollers are also rotatably connected to the arc edge of the second supporting step.

As a still further scheme of the invention: the lower part of the first supporting step is further connected with an upper plate, the upper plate is provided with a pushing mechanism, the pushing mechanism comprises a telescopic head, a first side plate and a second side plate, the two ends of the upper plate are all connected with the telescopic heads in a sliding mode, the side faces of the two telescopic heads are respectively provided with the first side plate and the second side plate, limiting grooves are formed in the first side plate and the second side plate, short shafts are arranged on the telescopic heads and penetrate through the limiting grooves, the lower ends of the first side plate and the second side plate are respectively connected with a sliding block in a rotating mode, the two sliding blocks penetrate through the same sliding rail, and the sliding rail is installed on the base.

As a still further scheme of the invention: the anti-slip pad is bonded on one side, close to the second supporting step, of the first side plate, the magnetic sheet is arranged on one side, close to the second supporting step, of the second side plate, and the first side plate and the second side plate are symmetrically arranged relative to the second supporting step.

As a still further scheme of the invention: a cavity is formed in the second side plate, a second telescopic rod is installed in the cavity, the fixed end of the second telescopic rod is fixedly connected with the second side plate, the movable end of the second telescopic rod is fixedly connected with a supporting block, and a magnetic sheet is bonded on the supporting block; the sliding rail is further provided with a power supply, the power supply is located on the rotation stroke of the second side plate, when the second side plate is in contact with the power supply, the loop is communicated, and the second telescopic rod is lifted.

As a still further scheme of the invention: the measuring mechanism comprises a clamping plate and a fixing groove, the clamping plate is arranged above the lifting plate, the fixing grooves are formed in the side surfaces of the clamping plate and the lifting plate, and a pin shaft penetrates through the fixing grooves; scales are marked on the clamping plate.

Compared with the prior art, the invention has the beneficial effects that: through the supporting capacity of the first telescopic rod and the first supporting step and the rotating capacity of the rotating shaft, the pipe fitting which is originally softer can be guaranteed to be subjected to enough supporting force, the rigidity of the pipe fitting is maintained, and the pipe fitting can rotate relative to the cutting machine, so that the pipe fitting cannot deform when the pipe fitting is cut by the cutting machine; therefore, the design improves the rigidity of the pipe fitting during cutting, and further improves the accuracy of the design during use.

Drawings

Fig. 1 is a schematic structural view of a pipe cutting apparatus for bridge construction.

Fig. 2 is a schematic structural view of a pushing mechanism in a pipe cutting apparatus for bridge construction.

Fig. 3 is a schematic structural diagram of a measuring mechanism in a pipe cutting apparatus for bridge construction.

Fig. 4 is a schematic structural diagram of a top view of a measuring mechanism in the pipe cutting device for bridge construction.

Fig. 5 is a schematic structural view of the inside of a second side plate in the pipe cutting apparatus for bridge construction.

In the figure: 1-a cutting machine, 2-a supporting plate, 3-a conduit, 4-a pipe fitting, 5-a first telescopic rod, 6-a support, 7-a chute, 8-a rotating shaft, 9-a first supporting step, 10-a second supporting step, 11-an upper plate, 12-a first side plate, 13-a sliding block, 14-an anti-slip pad, 15-a magnetic sheet, 16-a limiting groove, 17-a telescopic head, 18-a sliding rail, 19-a second side plate, 20-a power supply, 21-a base, 22-a lifting plate, 23-a clamping plate, 24-a fixing groove, 25-a supporting block and 26-a second telescopic rod.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1 and 2, as an embodiment, a pipe cutting apparatus for bridge construction includes a cutting machine 1, a guide pipe 3 is connected to the cutting machine 1, and the cutting machine 1 is further disposed above a pipe 4; the cutting machine 1 is arranged on a support plate 2, the support plate 2 is fixedly connected to a support 6, and the lower end of the support 6 is fixedly connected with a base 21; the side surface of the bracket 6 is also provided with a measuring mechanism, a supporting mechanism and a pushing mechanism; the supporting mechanism comprises a rotating shaft 8, a first supporting step 9 and a first telescopic rod 5, a sliding groove 7 is formed in the support 6, the rotating shaft 8 is arranged in the sliding groove 7 in a sliding mode, the rotating shaft 8 is connected with the first telescopic rods 5 in a rotating mode, one end, far away from the rotating shaft 8, of each first telescopic rod 5 is fixedly connected with a lifting plate 22, and the lifting plate 22 is arranged to be attached to the inner wall of the pipe fitting 4; the below of pipe fitting 4 is provided with first support step 9, the cross-sectional shape of first support step 9 is the arc, just it is connected with a plurality of gyro wheels still to rotate on the arc limit of first support step 9.

The plurality of first telescopic rods 5 are uniformly distributed on the peripheral side of the rotating shaft 8.

The upper portion of the first supporting step 9 is further rotatably connected with a second supporting step 10, the cross section of the second supporting step 10 is also arc-shaped, and a plurality of rollers are also rotatably connected to the arc edge of the second supporting step 10.

When the pipe fitting cutting machine is used, the first telescopic rods 5 are firstly retracted, the pipe fitting 4 is sleeved on the outer side of the rotating shaft 8, at the moment, the first telescopic rods 5 are extended again, a plurality of first telescopic rods 5 are extended simultaneously, the pipe fitting 4 is synchronously supported, the first telescopic rods 5 uniformly distributed on the side surface of the rotating shaft 8 can fully ensure that the supporting force borne by the inner wall of the pipe fitting 4 is similar, and the rigidity of the pipe fitting 4 in the subsequent cutting process is improved; then adjusting the position of the rotating shaft 8 to enable the rotating shaft 8 to move up and down along the sliding chute 7 so as to be adapted to the pipe fittings 4 with different sizes, and stopping moving the rotating shaft 8 when the lower ends of the pipe fittings 4 are successfully contacted with the first supporting steps 9; at this time, the inner side of the pipe 4 has the supporting force of the lifting plate 22, and the outer side of the pipe 4 has the supporting force from the first supporting step 9, so that the rigidity of the pipe 4 during cutting can be improved under the common support of the pipe 4 and the first supporting step 9.

Further, still rotate on the first support step 9 and be connected with the gyro wheel, when rotating pipe fitting 4 and cutting, as shown in fig. 1, on the one hand the cambered surface shape of first support step 9 can improve the concentric degree when pipe fitting 4 rotates, and the automatic centering of pipe fitting 4 of being convenient for, the setting of on the other hand gyro wheel can improve the smoothness nature of pipe fitting 4 when rotating, and the cutting machine 1 of being convenient for cuts pipe fitting 4.

Further, the second supports step 10 and first support step 9 and rotates the connection, when the pipe fitting 4 of different pipe diameters was placed to this design, can support step 10 through rotating the second, and then adjust two first support steps 9 and two second support steps 10 to the support stability of the pipe fitting 4 that supports, the design of arc cross-section is compared in the straight face, when knowing that the circular arc of pipe fitting 4 and the arc limit of first support step 9 or second support step 10 contact, can leave great space with the both sides on arc limit, on the one hand, after the cutting, the metal of melting state can be rolled along arc limit and fall lower, the great space that on the other hand both sides left is also convenient for subsequent clearance.

In summary, the supporting capability of the first telescopic rod 5 and the first supporting step 9, and the rotating capability of the rotating shaft 8 can ensure that the originally soft pipe fitting 4 can rotate relative to the cutting machine 1 while maintaining the rigidity of the pipe fitting 4 when receiving enough supporting force, so that the pipe fitting 4 cannot deform when being cut by the cutting machine 1; therefore, the design improves the rigidity of the pipe fitting 4 during cutting, and further improves the accuracy of the design during use.

Referring to fig. 1, 2 and 5, as a preferred embodiment, an upper plate 11 is further connected below the first supporting step 9, a pushing mechanism is installed on the upper plate 11, the pushing mechanism includes a telescopic head 17, a first side plate 12 and a second side plate 19, two ends of the upper plate 11 are both slidably connected with the telescopic head 17, the side surfaces of the two telescopic heads 17 are respectively provided with the first side plate 12 and the second side plate 19, the first side plate 12 and the second side plate 19 are both provided with a limiting groove 16, the telescopic head 17 is provided with a short shaft, the short shaft is inserted into the limiting groove 16, the lower ends of the first side plate 12 and the second side plate 19 are respectively rotatably connected with a sliding block 13, the two sliding blocks 13 are inserted into the same sliding rail 18, and the sliding rail 18 is installed on the base 21.

The antiskid pad 14 is adhered to one side, close to the second supporting step 10, of the first side plate 12, the magnetic sheet 15 is arranged on one side, close to the second supporting step 10, of the second side plate 19, and the first side plate 12 and the second side plate 19 are symmetrically arranged relative to the second supporting step 10.

A cavity is formed in the second side plate 19, a second telescopic rod 26 is installed in the cavity, the fixed end of the second telescopic rod 26 is fixedly connected with the second side plate 19, the movable end of the second telescopic rod is fixedly connected with a supporting block 25, and a magnetic sheet 15 is bonded on the supporting block 25; the slide rail 18 is further provided with a power supply 20, the power supply 20 is located on the rotation stroke of the second side plate 19, when the second side plate 19 is in contact with the power supply 20, the circuit is communicated, and the second telescopic rod 26 is lifted.

After the cutting is completed, the driving slider 13 slides along the slide rail 18, so that the first side plate 12 pushes the pipe 4 to the second side plate 19 from one side, and then the cut pipe 4 slides to the second side plate 19 by rotating the second side plate 19 which is obliquely arranged, and the second side plate 19 is continuously rotated to drive the pipe 4 to move to a subsequent carrying position.

Further, the non-slip mat 14 can reduce the damage caused by the extrusion abrasion of the pipe 4 on the first lateral plate 12.

Furthermore, the magnetic sheet 15 can generate a certain attraction force to the pipe 4 by its own magnetism, thereby improving the stability of the pipe 4 moving to the second side plate 19.

Furthermore, when the second side plate 19 rotates to contact with the power source 20, the circuit is connected, and the current flows in the second telescopic rod 26, so as to drive the pipe 4 adsorbed above the magnetic sheet 15 to rise, thereby further facilitating the subsequent process of unloading and carrying the pipe 4.

Referring to fig. 1, fig. 3 and fig. 4, as another preferred embodiment, the measuring mechanism includes a clamping plate 23 and a fixing groove 24, the clamping plate 23 is disposed above the lifting plate 22, the fixing groove 24 is disposed on both sides of the clamping plate 23 and the lifting plate 22, and a pin shaft penetrates through the fixing groove 24; the clamping plate 23 is marked with scales.

When the pipe fitting cutting machine is used, the lifting plate 22 is lifted and positioned on a supporting position, the clamping plate 23 is covered above the pipe fitting 4, the pin shaft penetrates into the fixing groove 24 to achieve the effect of relatively fixing the clamping plate 23 and the lifting plate 22, scales are arranged on the clamping plate 23, when accurate cutting is needed, the clamping plate 23 is slid relative to the lifting plate 22, then the clamping plate 23 is fixed, the cutting head of the cutting machine 1 can be aligned to the edge of the clamping plate 23, and the length of the cut pipe fitting 4 meets the requirement.

Furthermore, the clamping plate 23 can be provided as a component with telescopic capability, and the relative distance between the lifting plate 22 and the clamping plate 23 can be adjusted through telescopic capability, so that the capability of the design for adapting to pipe fittings 4 with different wall thicknesses is further improved.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A pipe fitting cutting device for bridge construction comprises a cutting machine (1), wherein a guide pipe (3) is connected to the cutting machine (1), and the cutting machine (1) is further arranged above a pipe fitting (4); the cutting machine is characterized in that the cutting machine (1) is arranged on a support plate (2), the support plate (2) is fixedly connected to a support (6), and the lower end of the support (6) is fixedly connected with a base (21); the side surface of the bracket (6) is also provided with a measuring mechanism, a supporting mechanism and a pushing mechanism; the supporting mechanism comprises a rotating shaft (8), a first supporting step (9) and first telescopic rods (5), a sliding groove (7) is formed in the support (6), the rotating shaft (8) is arranged in the sliding groove (7) in a sliding mode, the rotating shaft (8) is connected with the plurality of first telescopic rods (5) in a rotating mode, one end, far away from the rotating shaft (8), of each first telescopic rod (5) is fixedly connected with a lifting plate (22), and the lifting plate (22) is arranged in a mode of being attached to the inner wall of the pipe fitting (4); the pipe fitting is characterized in that a first supporting step (9) is arranged below the pipe fitting (4), the cross section of the first supporting step (9) is arc-shaped, a plurality of idler wheels are rotatably connected to the arc edge of the first supporting step (9), a second supporting step (10) is rotatably connected to the upper side of the first supporting step (9), the cross section of the second supporting step (10) is also arc-shaped, a plurality of idler wheels are rotatably connected to the arc edge of the second supporting step (10), an upper plate (11) is further connected to the lower side of the first supporting step (9), a pushing mechanism is installed on the upper plate (11), the pushing mechanism comprises a telescopic head (17), a first side plate (12) and a second side plate (19), the two ends of the upper plate (11) are both slidably connected with the telescopic heads (17), and the side surfaces of the two telescopic heads (17) are respectively provided with the first side plate (12) and the second side plate (19), the adjustable sliding rail is characterized in that limiting grooves (16) are formed in the first side plate (12) and the second side plate (19), short shafts are arranged on the telescopic heads (17) and penetrate through the limiting grooves (16), the lower ends of the first side plate (12) and the second side plate (19) are respectively connected with a sliding block (13) in a rotating mode, the two sliding blocks (13) penetrate through the same sliding rail (18), and the sliding rail (18) is installed on the base (21).

2. The pipe cutting device for bridge construction according to claim 1, wherein the plurality of first telescopic bars (5) are uniformly distributed on the circumferential side of the rotating shaft (8).

3. The pipe cutting device for bridge construction according to claim 1, wherein a non-slip mat (14) is adhered to one side of the first side plate (12) close to the second supporting step (10), a magnetic sheet (15) is disposed on one side of the second side plate (19) close to the second supporting step (10), and the first side plate (12) and the second side plate (19) are symmetrically disposed about the second supporting step (10).

4. The pipe cutting device for bridge construction according to claim 3, wherein a cavity is formed in the second side plate (19), a second telescopic rod (26) is installed in the cavity, the fixed end of the second telescopic rod (26) is fixedly connected with the second side plate (19), the movable end of the second telescopic rod is fixedly connected with a supporting block (25), and a magnetic sheet (15) is bonded on the supporting block (25); the sliding rail (18) is further provided with a power source (20), the power source (20) is located on the rotation stroke of the second side plate (19), when the second side plate (19) is in contact with the power source (20), the loop is communicated, and the second telescopic rod (26) is lifted.

5. The pipe cutting device for bridge construction according to claim 1, wherein the measuring mechanism comprises a clamping plate (23) and a fixing groove (24), the clamping plate (23) is arranged above the lifting plate (22), the fixing groove (24) is formed in the side surfaces of the clamping plate (23) and the lifting plate (22), and a pin shaft penetrates through the fixing groove (24); scales are marked on the clamping plate (23).