Die protection device for welded pipe

Abstract

The utility model provides a die protection device for a welded pipe, and relates to the field of welded pipe die protection, an output shaft is arranged on one side, close to a supporting seat, in a servo motor, a bevel gear A is sleeved on the output shaft, and a transmission shaft is inserted in the inner side of a bearing seat mounted in the supporting seat. If the welded pipe is mistakenly started to rotate in the welding process, deviation of the position, needing to be welded, of the welded pipe is easily caused, and the welded pipe is damaged, the support fixedly connected to the top end face of the supporting table is arranged, the longitudinal braking assembly is further arranged on the bottom end face of the support, and therefore when the welding machine is used, the welding pipe can be prevented from being damaged; when the sleeve and the workpiece arranged in the sleeve need to be limited, the braking assembly installed on the bottom end face of the support can be started to output the workpiece to the lower side to abut against the peripheral face of the sleeve for limiting, and then the purpose of protecting the die is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of welded pipe mould protection, especially relates to the mould protection device for welded pipe. BACKGROUND

[0002] At present, welded steel pipe also called welded pipe is made of steel plate or strip steel after coiling forming and welding, welded steel pipe has simple production process, high production efficiency, various types and specifications and less equipment investment, but the general strength is lower than seamless steel pipe, and corresponding support mould needs to be used to bear and limit workpiece when the steel pipe is welded.

[0003] However, the existing welded pipe mould lacks effective rotation braking protection structure when being assembled to the outside position of the rotatable adjusting structure, if the welded pipe is started to rotate by mistake in the welding process, the position required to be welded of the welded pipe is prone to deviation, which can cause damage of the welded pipe.

[0004] Therefore, in view of the above-mentioned problems in actual production and implementation, the mould protection device for welded pipe is provided to solve the problem that the existing welded pipe lacks effective rotation braking protection structure, if the welded pipe is started to rotate by mistake in the welding process, the position required to be welded of the welded pipe is prone to deviation, which can cause damage of the welded pipe. CONTENT OF THE UTILITY MODEL

[0005] The mould protection device for welded pipe solves the problem that the existing welded pipe lacks effective rotation braking protection structure, if the welded pipe is started to rotate by mistake in the welding process, the position required to be welded of the welded pipe is prone to deviation, which can cause damage of the welded pipe.

[0006] The technical scheme of the utility model is achieved as follows, the mould protection device for welded pipe comprises a support frame, the main body of the support frame is L-shaped structure, a support seat is fixedly connected to the bottom end face of the transverse component in the support frame, a through hole is formed in the inner center position of the support seat, a bearing seat is installed in the through hole, a servo motor is installed on the outer side of the support seat, an output shaft is arranged on the side of the servo motor close to the support seat, a bevel gear A is sleeved on the output shaft, a transmission shaft is inserted into the inner side of the bearing seat installed in the support seat, a bevel gear B is fixedly connected to the outer side of the transmission shaft, and the bevel gear B and the bevel gear A are engaged and driven:

[0007] As a preferred embodiment, the support frame is fixedly connected to the top end face of the support seat, the cross section of the support seat is trapezoidal structure, an installation plate is fixedly connected to the outer side of the support seat, and the installation plate is provided with two parts.

[0008] As a preferred implementation, the two mounting plates are fixedly connected to the left and right sides of the support seat, and the two mounting plates are internally provided with two mounting holes arranged longitudinally.

[0009] As a preferred implementation, the support seat is internally provided with a bearing seat, and the top end of the support seat is fixedly connected with a bracket, and the main body of the bracket is a U-shaped structure with a one-way opening at the bottom end.

[0010] As a preferred implementation, the bottom end of the horizontal member of the bracket is fixedly connected with a brake assembly, and the main body of the brake assembly is longitudinally arranged, and the bearing seat is internally provided with a sleeve.

[0011] As a preferred implementation, the sleeve is internally hollow, and the outer periphery of the sleeve is fixedly connected with an insertion block, and the insertion block is protruded from the sleeve and is used to connect with the bearing seat, and the front end of the sleeve is interference-fitted with a sleeve cover, the inside of the sleeve cover is inserted with a workpiece, and the sleeve and the sleeve cover together constitute a tightening limiting structure for the workpiece.

[0012] After using the above technical scheme, the beneficial effects of the present application are as follows:

[0013] 1. In the present application, the bracket is fixedly connected to the top end of the support table, and the longitudinal brake assembly is further arranged on the bottom end of the bracket, so that when the sleeve and the workpiece arranged in the sleeve cover need to be limited, the brake assembly arranged on the bottom end of the bracket can be started to output downward and abut against the outer periphery of the sleeve for limiting, thereby achieving the purpose of protecting the mold.

[0014] 2. In the present application, the sleeve cover is fixedly connected to the front end of the outer periphery of the sleeve, so that when the workpiece is welded, the workpiece can be inserted into the inside of the sleeve cover for limiting, and under the driving state of the bevel gear A driven by the servo motor, the transmission sprocket and the chain are engaged and driven to rotate and adjust the current sleeve and the workpiece, thereby achieving the purpose of more convenient welding. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creative labor.

[0016] Figure 1 It is the front side view structure schematic diagram of the mold protection device after part structure sectioning of the utility model;

[0017] Figure 2 It is the combination structure schematic diagram of the mold protection device of the utility model;

[0018] Figure 3 It is the rear side view structure schematic diagram of the mold protection device of the utility model;

[0019] Figure 4 It is the support seat and mounting plate combination structure schematic diagram of the mold protection device of the utility model;

[0020] Figure 5 It is the overhead structure schematic diagram of the mold protection device of the utility model;

[0021] Figure 6 It is the front view structure schematic diagram of the mold protection device of the utility model;

[0022] In the figure, 1, support platform;101, mounting plate;102, mounting hole;103, bearing seat;104, support;105, brake assembly;2, sleeve;201, transmission sprocket;202, plug;203, pipe sleeve;204, workpiece;3, support frame;301, support seat;302, servo motor;303, helical gear A;304, transmission shaft;305, helical gear B;306, chain. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0024] As Figures 1-6As shown, the mold protection device for pipe welding comprises a support frame 3, the main body of the support frame 3 is L-shaped structure, and the bottom end face of the transverse member in the support frame 3 is fixedly connected with a support seat 301, a through hole is formed in the inner center position of the support seat 301, a bearing seat 103 is installed in the through hole, a servo motor 302 is installed on the outer side of the support seat 301, an output shaft is arranged on the side close to the support seat 301 in the servo motor 302, a bevel gear A 303 is sleeved on the output shaft, a transmission shaft 304 is inserted into the inner side of the bearing seat 103 installed in the support seat 301, a bevel gear B 305 is fixedly connected to the outer side of the transmission shaft 304, the bevel gear B 305 is engaged with the bevel gear A 303 for transmission, the sleeve 2 is of hollow structure, and the outer peripheral surface of the sleeve 2 is fixedly connected with an insertion block 202, the insertion block 202 is protruded from the sleeve 2 and is connected with the bearing seat 103.

[0025] Wherein, the support frame 3 is fixedly connected on the top end face of the support table 1, the cross section of the support table 1 is trapezoidal structure, the outer side of the support table 1 is fixedly connected with the mounting plate 101, the mounting plate 101 is provided with two, the two mounting plates 101 are fixedly connected on the left and right side surfaces of the support table 1, and the inner sides of the two mounting plates 101 are longitudinally arrayed and provided with two mounting holes 102, the sleeve 2 is interference fitted with a sleeve 203, the sleeve 203 is inserted with a workpiece 204, and the sleeve 2 and the sleeve 203 jointly constitute a tightening limiting structure for the workpiece 204.

[0026] Wherein, the bearing seat 103 is also installed in the through hole of the support table 1, and the support frame 104 is fixedly connected on the top end face of the support table 1, the main body of the support frame 104 is U-shaped structure with one-way opening at the bottom end, the bottom end face of the transverse member in the support frame 104 is fixedly connected with a brake assembly 105, and the main body of the brake assembly 105 is longitudinally arranged, the bearing seat 103 installed in the support table 1 is installed with the sleeve 2, the outer side of the sleeve 2 is installed with a transmission sprocket 201, and the outer side of the transmission sprocket 201 is engaged with a chain 306.

[0027] In use, during the steel pipe welding process, the support table 1 is placed on the ground by the mounting plate 101 fixedly connected on the outer side surface of the support table 1, the bolts are passed through the mounting holes 102 formed in the mounting plate 101 to realize the quick fixing of the support table 1, and the two workpieces 204 to be butt welded are placed on the inner side of the two support tables 1 respectively, and the workpieces 204 are inserted into the inner position of the sleeve 203 fixedly connected on the outer side of the sleeve 2 for assembly, then the workpieces 204 are manually butt jointed after the two workpieces 204 to be welded are limited by the support table 1, or the workpieces 204 are hoisted by external hoisting machinery and the like for re-butting after the workpieces 204 are hoisted.

[0028] Then when welding, the servo motor 302 installed outside the support base 301 can be started to drive the oblique gear A 303 to rotate, and through the meshing transmission of the oblique gear A 303 and the oblique gear B 305 arranged outside the transmission shaft 304, the current transmission sprocket 201 is driven to rotate, and through the meshing transmission of the chain 306 arranged outside the transmission sprocket 201, the workpiece 204 is driven to rotate to realize steering adjustment, and when welding, the brake assembly 105 installed on the bottom end face of the support 104 can be started to output downward and abut against the outer circumferential surface of the pipe sleeve 203 for limiting, so as to facilitate and safer welding.

[0029] In the description of the present application, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application and simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In the description of the present application, unless otherwise specified and limited, it should be explained that the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, or indirect connection through intermediate medium, and those skilled in the art can understand the specific meaning of the above terms according to the specific circumstances.

[0030] The above is only the preferred embodiment of the present application, and does not limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A die protector for a pipe welding machine, characterized by, The support frame (3) is fixedly connected to the top end surface of the support table (1), the cross section of the support table (1) is a trapezoidal structure, the outer side of the support table (1) is fixedly connected with the mounting plate (101), and the mounting plate (101) is provided with two mounting holes (102) which are longitudinally arranged in the inner side of the mounting plate (101).

2. The pipe mill die protection apparatus of claim 1, wherein, The support frame (3) is fixedly connected to the top end surface of the support table (1), the cross section of the support table (1) is a trapezoidal structure, the outer side of the support table (1) is fixedly connected with the mounting plate (101), and the mounting plate (101) is provided with two mounting holes (102) which are longitudinally arranged in the inner side of the mounting plate (101).

3. The pipe mill die protection apparatus of claim 2, wherein, The support frame (3) is fixedly connected to the top end surface of the support table (1), the cross section of the support table (1) is a trapezoidal structure, the outer side of the support table (1) is fixedly connected with the mounting plate (101), and the mounting plate (101) is provided with two mounting holes (102) which are longitudinally arranged in the inner side of the mounting plate (101).

4. The pipe mill die protection apparatus of claim 2, wherein, The support frame (3) is fixedly connected to the top end surface of the support table (1), the cross section of the support table (1) is a trapezoidal structure, the outer side of the support table (1) is fixedly connected with the mounting plate (101), and the mounting plate (101) is provided with two mounting holes (102) which are longitudinally arranged in the inner side of the mounting plate (101).

5. The pipe mill die protection apparatus of claim 4, wherein, The support frame (3) is fixedly connected to the top end surface of the support table (1), the cross section of the support table (1) is a trapezoidal structure, the outer side of the support table (1) is fixedly connected with the mounting plate (101), and the mounting plate (101) is provided with two mounting holes (102) which are longitudinally arranged in the inner side of the mounting plate (101).

6. The pipe mill die protection apparatus of claim 5, wherein, The support frame (3) is fixedly connected to the top end surface of the support table (1), the cross section of the support table (1) is a trapezoidal structure, the outer side of the support table (1) is fixedly connected with the mounting plate (101), and the mounting plate (101) is provided with two mounting holes (102) which are longitudinally arranged in the inner side of the mounting plate (101).

7. The pipe mill die protection apparatus of claim 6, wherein, The support frame (3) is fixedly connected to the top end surface of the support table (1), the cross section of the support table (1) is a trapezoidal structure, the outer side of the support table (1) is fixedly connected with the mounting plate (101), and the mounting plate (101) is provided with two mounting holes (102) which are longitudinally arranged in the inner side of the mounting plate (101).

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