CN210498718U

CN210498718U - Gas cutting device for processing circular holes of water stop steel plates of embedded sleeves

Info

Publication number: CN210498718U
Application number: CN201920731425.8U
Authority: CN
Inventors: 陈进军; 曹海华
Original assignee: Shanghai Senxin Construction Group Co ltd
Current assignee: Shanghai Senxin Construction Group Co ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-05-12
Anticipated expiration: 2029-05-21

Abstract

The utility model relates to a gas cutting device for processing a circular hole of a pre-buried sleeve water stop steel plate, which comprises a rotary gas cutting platform and a circle center point device, wherein the rotary workbench comprises a working platform, a base, a bearing, a cross arm and a stand column rod, one end of the stand column rod is fixed on the bottom plate, the other end of the stand column rod is connected with the bearing, the bearing is fixed at the bottom of the cross arm, and the cross arm is fixed on the working platform; the circle center positioning device comprises a clamping device and a positioning needle head, the positioning needle head is fixed on the clamping device, the clamping device is fixed on the cutting gun and is combined with the cutting gun into a whole, and the gas cutting torch works around the circle center. The utility model discloses simple structure, simple to operate, easily operation can improve job site's work efficiency, has also avoided the quality general fault that traditional gas cutting embedded sleeve pipe stagnant water steel sheet circular hole precision is poor simultaneously to ensure that later stage sleeve pipe and stagnant water steel sheet assembly welding quality meets the standard requirement.

Description

Gas cutting device for processing circular holes of water stop steel plates of embedded sleeves

Technical Field

The utility model belongs to an electromechanical mounting tool technical field especially relates to a gas cutting device that is used for the processing of pre-buried sleeve pipe stagnant water steel sheet circular hole.

Background

In the electromechanical installation and pre-embedding process, the processing quality and the processing speed of the pre-embedded sleeve are always hindered in the traditional method. In the traditional method, a plurality of stop points exist in the gas cutting process of gas cutting, personnel need to move around a steel plate, the gas cutting edge is rough, the distance between a water stop steel plate hole and a sleeve pipe after gas cutting is different, the radian is poor, hole repairing and hole expanding are caused during assembly welding with the sleeve pipe, the energy of a welding line cannot be uniformly output during welding, and welding quality common faults such as uneven welding bead width, overlarge or undersize welding seam residual height, bite, slag inclusion and the like are easily caused. The welding quality of the water-stopping steel plate directly influences the waterproof performance and the sealing performance of the water-stopping steel plate. Therefore, the accuracy of gas cutting of the circular hole of the water stop steel plate is guaranteed, and the key for guaranteeing the welding quality of the embedded sleeve is achieved.

Disclosure of Invention

The utility model aims to solve the technical problem that a gas cutting device for processing of pre-buried sleeve pipe stagnant water steel sheet circular hole is provided, solve the difficult problem that gas cutting steel sheet circular hole precision is poor.

In order to solve the technical problem, the utility model provides a gas cutting device for processing a circular hole of a pre-buried sleeve water stop steel plate, which comprises a rotary gas cutting platform and a circle center point device, wherein the rotary workbench comprises a working platform, a base, a bearing, a cross arm and an upright post rod, one end of the upright post rod is fixed on the base, the other end of the upright post rod is connected with the bearing, the bearing is fixed at the bottom of the cross arm, and the cross arm is fixed on the working platform; the circle center positioning device comprises a clamping device and a positioning needle head, the positioning needle head is fixed on the clamping device, the clamping device is fixed on the cutting gun and is combined with the cutting gun into a whole, and the gas cutting torch works around the circle center.

Furthermore, clamping device includes first fixed clamping piece, bolt, nut and the fixed clamping piece of second, first fixed clamping piece and the fixed clamping piece of second pass through the bolt with the nut is connected, the location syringe needle is fixed on first fixed clamping piece or the fixed clamping piece of second.

Further, the upright post rod is fixed at the center of the base. The upright post rod is arranged at the center of the base, so that the platform can rotate more stably.

Further, the base is a 10mm steel plate. The thicker steel plate base can ensure the stability of the platform in the rotating process.

Further, the bearing is fixed at the center of the bottom of the cross arm.

Further, the bearing is a 6300 type bearing.

Further, the cross arm is fixed on the symmetrical line of the working platform.

Furthermore, the first fixing clamping piece and the second fixing clamping piece are made of galvanized flat steel.

Furthermore, the work platform is formed by angle steel welding of ∟ 40 x 3.

The utility model discloses can batch production, the size is accurate, and the simple installation, easy operation has improved job site's work efficiency, also avoids artifical gas cutting hole edge roughness, the quality common fault that the precision is poor simultaneously to ensure that gas cutting trompil quality satisfies the standard requirement.

Drawings

FIG. 1 is a perspective view of the rotary gas cutting platform of the present invention;

FIG. 2 is a plan view of the rotary gas cutting platform of the present invention;

FIG. 3 is a cross-sectional view of the rotary gas cutting platform A-A of the present invention;

FIG. 4 is a plan view of the circle center positioning device of the present invention;

FIG. 5 is a sectional view of the circle center pointing device of the present invention taken along line B-B;

fig. 6 is a schematic view of the installation of the circle center pointing device of the present invention.

1. Work platform, 2, base, 3, bearing, 4, cross arm, 5, stand pole, 6, first fixed clamping piece, 7, location syringe needle, 8, bolt, 9, nut, 10, second fixed clamping piece, 11, burning torch.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

Fig. 1 to fig. 3 are the utility model discloses rotatory gas cutting platform schematic diagram, base 2 are the square steel sheet that 10mm is thick, and 5 one end of stand pole are fixed on base 2 center, and the other end is connected with the bearing 3 of fixing at cross arm 4 bottom center, and work platform 1 is ∟ 40 square frame that angle steel welding formed, and cross arm 4 is fixed on work platform 1's symmetrical line, and work platform 1 can rely on bearing 3 rotatory.

Fig. 4 and 5 are schematic views of the circle center pointing device of the present invention, wherein the positioning needle 7 is fixed on the first fixing clip. As shown in fig. 6, the centre pointing device is clamped on the cutting torch 11 by tightening the bolt 8, and the clamping position can be adjusted according to requirements.

The utility model discloses during the use, at first according to the radius of gas cutting round hole, the length of the location syringe needle 7 of adjustment centre of a circle pointing device and cutting torch, the steel sheet that will treat processing is placed in rotary work platform's arbitrary one side, with marker marking round hole, location syringe needle 7 is fixed on the centre of a circle, work platform 1 examination is rotatory 360, guarantee the size after correct, start gas cutting, after the steel sheet was worn to the gas cutting starting point, slowly rotary work platform 1 makes the welding torch flame be uniform velocity circular motion along the centre of a circle. The working platform rotates 360 degrees, and then the round hole with higher precision can be gas-cut.

Claims

1. A gas cutting device for processing a circular hole of a pre-buried sleeve water stop steel plate comprises a rotary gas cutting platform and a circle center fixing device, and is characterized in that the rotary gas cutting platform comprises a working platform (1), a base (2), a bearing (3), a cross arm (4) and an upright post rod (5), one end of the upright post rod (5) is fixed on the base (2), the other end of the upright post rod is connected with the bearing (3), the bearing (3) is fixed at the bottom of the cross arm (4), and the cross arm (4) is fixed on the working platform (1); the circle center positioning device comprises a clamping device and a positioning needle head (7), the positioning needle head (7) is fixed on the clamping device, the clamping device is fixed on a cutting gun (11) and is combined with the cutting gun into a whole, so that the gas cutting torch works around the circle center; the steel plate to be processed is placed on the working platform (1), and the tip end of the positioning needle head (7) is placed at the circle center of the steel plate to be processed.

2. The gas cutting device for processing the circular hole of the water stop steel plate of the embedded sleeve according to claim 1, wherein the clamping device comprises a first fixing clamping piece (6), a bolt (8), a nut (9) and a second fixing clamping piece (10), the first fixing clamping piece (6) and the second fixing clamping piece (10) are connected through the bolt (8) and the nut (9), and the positioning needle head (7) is fixed on the first fixing clamping piece (6) or the second fixing clamping piece (10).

3. The gas cutting device for processing the circular hole of the embedded sleeve water stop steel plate as claimed in claim 1 or 2, wherein the upright post rod (5) is fixed at the center of the base (2).

4. The gas cutting device for processing the circular hole of the embedded sleeve water stop steel plate as claimed in claim 3, wherein the base (2) is a 10mm steel plate.

5. The gas cutting device for processing the circular hole of the embedded sleeve water stop steel plate as claimed in claim 1 or 2, wherein the bearing (3) is fixed at the central position of the bottom of the cross arm (4).

6. The gas cutting device for processing the circular hole of the embedded sleeve water stop steel plate as claimed in claim 5, wherein the bearing (3) is a 6300 type bearing.

7. The gas cutting device for processing the circular hole of the embedded sleeve water stop steel plate as claimed in claim 1 or 2, wherein the cross arm (4) is fixed on a symmetrical line of the working platform (1).

8. The gas cutting device for processing the round hole of the water stop steel plate of the embedded sleeve according to claim 2, wherein the first fixing clip (6) and the second fixing clip (10) are made of galvanized flat steel.

9. The gas cutting device for processing the circular holes of the embedded sleeve water stop steel plate as claimed in claim 1, wherein the working platform (1) is formed by welding ∟ 40-3 angle steel.