Pipe fitting machining and welding device

Abstract

The utility model relates to the technical field of pipe fitting machining and welding, and discloses a pipe fitting machining and welding device which comprises a bottom plate, a pressing roller is arranged, two pipe fittings used for welding are placed on the inner walls of two mounting frames correspondingly, two threaded rods are screwed in sequence, and the threaded rods retract downwards to drive a pressing plate to move downwards when rotating, so that the pipe fittings are welded; the pressing plate drives the pressing rollers to move downwards, at the moment, the eight pressing rollers are evenly divided into two sets, the four pressing rollers in each set are matched with one another to press and limit one pipe fitting downwards, an output shaft of the motor drives the two-way lead screw to rotate, the two-way lead screw drives the two mounting frames to be close to each other at the same time, and therefore the opposite ends of the two pipe fittings are gradually close to and make contact with each other. And the pipe fitting can still rotate in an extrusion limiting state by utilizing the rotatability of the compression roller, so that a worker can conveniently complete the welding work of surrounding the pipe fitting by a circle under the condition that the position is not changed during the welding operation, the operation convenience is effectively improved, and popularization and application are facilitated.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of pipe machining and welding, and in particular to a pipe machining and welding device. BACKGROUND

[0002] Welding, also known as fusion, is a manufacturing process and technology that connects metal or other thermoplastic materials such as plastic by heating, high temperature or high pressure.

[0003] However, in actual application, most of the existing pipes need to be constantly changed in position to meet the current welding requirements when welding, which causes certain inconvenience in the operation process and is not conducive to popularization and use.

[0004] Therefore, the technical personnel in the field provide a pipe machining and welding device to solve the problems in the background art. CONTENT OF THE UTILITY MODEL

[0005] In order to solve the problems that the pipe needs to be constantly changed in position to meet the current welding requirements when welding, which causes certain inconvenience in the operation process and is not conducive to popularization and use, the application provides a pipe machining and welding device.

[0006] The pipe machining and welding device provided by the application adopts the following technical scheme: a bottom plate is provided, a motor is fixedly connected to the top side of the bottom plate, a double-direction screw rod is fixedly connected to the output shaft of the motor, two mounting frames are spirally transmitted on the outer side of the double-direction screw rod, a threaded rod is threadedly connected to the top side center of each of the two mounting frames, a pressing plate is rotatably connected to the bottom end of each of the two threaded rods, two pressing rollers are rotatably connected to the bottom side inner wall of each of the two mounting frames and the bottom side of each of the two pressing plates, and the eight pressing rollers are divided into two groups and symmetrically distributed above and below.

[0007] Preferably, a horizontal groove is formed in the top side of the bottom plate, and two horizontal blocks are slidably connected to the inner wall of the horizontal groove.

[0008] Preferably, a stable block is rotatably sleeved on the outer side of the double-direction screw rod, and the stable block is fixedly connected to the top side of the bottom plate.

[0009] Preferably, a six-rib transmission block is fixedly connected to the top end of each of the two threaded rods.

[0010] In summary, the application has the following beneficial technical effects:

[0011] 1. By setting the pressure roller, two pipe fittings for welding are placed on the inner wall of two mounting frames, and the two threaded rods are twisted in turn, the threaded rod is retracted downward to drive the pressing plate to move downward, the pressing plate drives the pressure roller to move downward, at this time, the eight pressure rollers are divided into two groups, and the four pressure rollers in each group cooperate with each other to limit one of the pipe fittings, the output shaft of the motor drives the bidirectional screw rod to rotate, and the bidirectional screw rod drives the two mounting frames to move close to each other at the same time, so that the opposite ends of the two pipe fittings gradually approach and contact, and the rotatability of the pressure roller itself can make the pipe fittings still rotate in the extrusion limiting state, so that the worker can complete the welding work of one circle of the pipe fittings in the case of unchanged position during welding operation, effectively improve the operation convenience, and be beneficial to popularization and use.

[0012] 2. By setting the transverse groove and the transverse block, when the two mounting frames move, the transverse groove and the transverse block cooperate with each other to enable the mounting frame to move horizontally, and deviation is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a left cross-sectional structure schematic view of a pipe fitting machining and welding device in the embodiment of the application;

[0014] Figure 2 is a right cross-sectional structure schematic view of a pipe fitting machining and welding device in the embodiment of the application;

[0015] Figure 3 is a structure schematic view of a pipe fitting machining and welding device in the embodiment of the application; Figure 1 A part of the structure schematic view.

[0016] The reference signs are explained as follows: 1, bottom plate; 2, motor; 3, bidirectional screw rod; 4, mounting frame; 5, threaded rod; 6, pressing plate; 7, pressure roller; 8, transverse block; 9, stable block; 10, six-rib transmission block. DETAILED DESCRIPTION

[0017] The technical scheme of the utility model will be described clearly and completely below, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model. Figures 1-3 The technical scheme of the utility model will be described clearly and completely below, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0018] The embodiment of the application discloses a pipe fitting machining and welding device, which is referred to as the utility model. Figures 1-3, including the bottom plate 1, the top side of the bottom plate 1 is fixedly connected with the motor 2, the output shaft of the motor 2 is fixedly connected with the bidirectional screw rod 3, the outer side of the bidirectional screw rod 3 is screw driven with two mounting racks 4, the top side center of the two mounting racks 4 is screw connected with the threaded rod 5, the bottom end of the two threaded rods 5 is rotatably connected with the pressing plate 6, the bottom side inner wall of the two mounting racks 4 and the bottom side of the two pressing plates 6 are rotatably connected with the two compression rollers 7, the eight compression rollers 7 are divided into two groups and are symmetrically distributed in up and down; by setting the compression roller 7, the two pipe fittings for welding are placed on the inner wall of the two mounting racks 4, the two threaded rods 5 are screwed in turn, the threaded rod 5 is rotated and retracted downward to drive the pressing plate 6 to move downward, the pressing plate 6 drives the compression roller 7 to move downward, at this time, the eight compression rollers 7 are divided into two groups, and the four compression rollers 7 in each group can cooperate with each other to press and limit one pipe fitting, the output shaft of the motor 2 drives the bidirectional screw rod 3 to rotate, the bidirectional screw rod 3 drives the two mounting racks 4 to move close to each other at the same time, so that the opposite ends of the two pipe fittings gradually approach and contact, and the rotatability of the compression roller 7 itself can make the pipe fittings still rotate in the extrusion limiting state, so that the worker can complete the welding work of the pipe fittings around one circle under the condition that the position is unchanged during the welding operation, and the operation convenience is improved, and the use is beneficial to popularization and application.

[0019] In the application, the top side of the bottom plate 1 is provided with a horizontal groove, the inner wall of the horizontal groove is slidably connected with two horizontal blocks 8, and the two horizontal blocks 8 are fixedly connected with the bottom sides of the two mounting racks 4; by setting the horizontal groove and the horizontal block 8, when the two mounting racks 4 move, the horizontal groove and the horizontal block 8 can cooperate to make the mounting rack 4 move horizontally, so that deviation is avoided.

[0020] In the application, the outer side of the bidirectional screw rod 3 is rotatably sleeved with a stable block 9, and the stable block 9 is fixedly connected with the top side of the bottom plate 1; by setting the stable block 9, when the bidirectional screw rod 3 rotates, the stable block 9 can be used to reinforce from the other end of the bidirectional screw rod 3, so as to improve the stability of the bidirectional screw rod 3 during rotation.

[0021] In the application, the top end of the two threaded rods 5 is fixedly connected with a six-rib transmission block 10; by setting the six-rib transmission block 10, when the threaded rod 5 is screwed, the six-rib transmission block 10 can be used to facilitate the worker to use the tool to screw, so as to achieve the purpose of saving labor.

[0022] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the existing technology, the machinery, parts and equipment adopt the conventional type in the existing technology, and the circuit connection adopts the conventional connection mode in the existing technology, which will not be described in detail here.

[0023] The implementation principle of the pipe machining and welding device is as follows: when in use, two pipes to be welded are respectively placed on the inner walls of the two mounting frames 4, the two threaded rods 5 are twisted in sequence, the threaded rods 5 are retracted downwards to drive the pressing plates 6 to move downwards, the pressing plates 6 drive the pressing rollers 7 to move downwards, at this time, the eight pressing rollers 7 are divided into two groups, and the four pressing rollers 7 in each group can limit one pipe downwards in cooperation, the output shaft of the motor 2 drives the bidirectional screw rod 3 to rotate, the bidirectional screw rod 3 drives the two mounting frames 4 to move towards each other at the same time, so that the opposite ends of the two pipes gradually approach and contact, and the pipes can still rotate in the extrusion limiting state by using the rotatability of the pressing rollers 7, so that the worker can complete the welding work of one round of the pipe in the case that the position is unchanged, the operation convenience is effectively improved, and the pipe machining and welding device is favorable to be popularized and used.

[0024] Finally, the following points should be noted: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to represent the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0025] Secondly: the present application discloses the structure involved in the embodiment of the present application, other structures can refer to the usual design, in the case of no conflict, the same embodiment and different embodiments of the present application can be combined with each other.

Claims

1. A pipe fitting machining and welding apparatus comprising a base plate (1), characterized in that, The top side of the bottom plate (1) is fixedly connected with a motor (2), the output shaft of the motor (2) is fixedly connected with a bidirectional screw rod (3), the outer side of the bidirectional screw rod (3) is spirally driven with two mounting frames (4), the top side center of the two mounting frames (4) is threadedly connected with a threaded rod (5), the bottom end of the two threaded rods (5) is rotatably connected with a pressing plate (6), the bottom side inner wall of the two mounting frames (4) and the bottom side of the two pressing plates (6) are rotatably connected with two pressing rollers (7), and the eight pressing rollers (7) are divided into two groups and symmetrically distributed in an upper and lower manner.

2. A pipe machining and welding apparatus according to claim 1, wherein: The top side of the bottom plate (1) is provided with a horizontal groove, the inner wall of the horizontal groove is slidably connected with two horizontal blocks (8), and the two horizontal blocks (8) are fixedly connected with the bottom sides of the two mounting frames (4) respectively.

3. A pipe machining and welding apparatus according to claim 1, wherein: The outer side of the bidirectional screw rod (3) is rotatably sleeved with a stabilizing block (9), and the stabilizing block (9) is fixedly connected with the top side of the bottom plate (1).

4. A pipe machining and welding apparatus according to claim 1, wherein: The top end of the two threaded rods (5) is fixedly connected with a six-rib transmission block (10).

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