CN212329655U

CN212329655U - Pipeline groove preparation equipment

Info

Publication number: CN212329655U
Application number: CN202020807754.9U
Authority: CN
Inventors: 李彦辉; 邹庆江; 曹忠友; 吴利宁; 麻亚东; 吴天明; 乔宇; 李学雷; 李丰
Original assignee: Inner Mongolia Mengdong Energy Co ltd; Shenhua Guoneng Group Corp Ltd
Current assignee: Inner Mongolia Mengdong Energy Co ltd; Shenhua Guoneng Group Corp Ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-01-12
Anticipated expiration: 2030-05-14

Abstract

The utility model discloses a pipeline groove preparation equipment, a processing for carrying out the groove to the tip of pipeline, the disclosed pipeline groove preparation equipment includes equipment housing, transmission, the power input shaft, power output shaft and blade holder, transmission sets up in equipment housing, the power input shaft passes through the transmission drive with power output shaft and links to each other, and power input shaft intersects with power output shaft, the blade holder is provided with the tool bit, the blade holder links to each other with power output shaft, and power output shaft drive blade holder rotates, the tool bit can be along with the rotation of blade holder around the tip processing groove of pipeline, power output shaft keeps away from transmission's one end and is provided with pipeline cooperation portion, pipeline cooperation portion cooperatees with the inner wall of pipeline, and power output shaft's extending direction and the central axis collineation of pipeline. According to the scheme, the problem that the existing pipeline groove machining equipment cannot machine the groove under the condition of small pipe orifice distance or bent pipe can be solved.

Description

Pipeline groove preparation equipment

Technical Field

The utility model relates to a groove preparation technical field especially relates to a pipeline groove preparation equipment.

Background

As is known, the pipeline groove processing equipment is special equipment for processing the chamfer angle on the end surface of the pipeline before welding, overcomes the defects of irregular angle, rough slope surface, high working noise and the like of operation processes such as flame cutting, grinding by a polishing machine and the like, and has the advantages of simple and convenient operation, standard angle, smooth surface and the like.

The existing pipeline groove machining equipment is large in size, large operation space is needed when a pipeline is machined, and the existing pipeline groove machining equipment cannot machine grooves under the condition that the distance between pipe orifices is small or a bent pipe is bent. For example, in the thermal power plant, boiler heating surface, flue heat exchanger and heater are the tubular heat transfer type, when the pipeline appears leaking unusually, need examine and repair the pipeline, because the mouth of pipe interval of this pipeline is little, the space between the pipeline is narrow and the pipeline is buckled, lead to current pipeline groove preparation equipment can't process the groove to this pipeline, cause to examine and repair the in-process and can only whole group or whole row ground change the pipeline, lead to the pipeline to consume more, and then lead to the maintenance cost higher.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a pipeline groove preparation equipment can solve the problem that current pipeline groove preparation equipment can't process the groove under the condition of the little or return bend of mouth of pipe interval.

In order to solve the above problem, the utility model adopts the following technical scheme:

the embodiment of the utility model discloses pipeline groove preparation equipment for carry out the processing of groove to the tip of pipeline, include:

equipment casing, transmission, power input shaft, power output shaft and blade holder, transmission set up in the equipment casing, the power input shaft with power output shaft passes through the transmission drive links to each other, just the power input shaft with power output shaft intersects, the blade holder is provided with the tool bit, the blade holder with power output shaft links to each other, just the power output shaft drive the blade holder rotates, the tool bit can follow the rotation of blade holder is wound the tip processing of pipeline the groove, power output shaft keeps away from transmission's one end is provided with pipeline cooperation portion, pipeline cooperation portion with the inner wall of pipeline cooperatees, just power output shaft's extending direction with the central axis collineation of pipeline.

The utility model discloses a technical scheme can reach following beneficial effect:

the embodiment of the utility model discloses among the pipeline groove preparation equipment, power input shaft passes through the transmission drive with power output shaft and links to each other, and power input shaft and power output shaft intersect, and the blade holder is provided with the tool bit, and power output shaft drive blade holder rotates, and the tool bit can be along with the rotation of blade holder around the tip processing groove of pipeline. The crossed power input shaft and the power output shaft can enable the pipeline groove machining equipment to be small in size in the extension mode of the power output shaft, and cannot occupy more pipe orifice space. When the pipeline in the thermal power plant is overhauled, the leakage pipeline can be conveniently replaced, the pipeline is prevented from being replaced in a whole group or a whole row, the consumption of the pipeline is reduced, and the pipeline overhauling cost of the thermal power plant is reduced.

Meanwhile, one end, far away from the transmission device, of the power output shaft is provided with a pipeline matching part, the pipeline matching part is matched with the inner wall of the pipeline, the extending direction of the power output shaft is collinear with the central axis of the pipeline, the central axis of the power output shaft and the central axis of the pipeline are prevented from deflecting, and therefore the situation that in the process of machining a groove by using the tool bit, the groove is machined unevenly or the machined groove is an inclined opening due to the fact that the central axis of the power output shaft and the central axis of the pipeline deflect can be prevented, the stability of the pipeline groove machining equipment during machining of the groove is improved, and the quality.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments or the background art of the present invention, the drawings required to be used in the embodiments or the background art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 to fig. 3 are schematic structural views of a pipe groove machining device disclosed in the embodiment of the present invention.

Description of reference numerals:

100-device housing, 110-mount;

200-transmission, 210-first bevel gear, 220-second bevel gear;

300-power input shaft, 310-power connector;

400-power output shaft, 410-pipeline matching part and 420-fastening screw;

500-tool holder, 510-clamping opening, 520-set screw.

Detailed Description

To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 3, an embodiment of the present invention discloses a pipe groove processing device for processing a groove at an end of a pipe, wherein the groove is a groove of a certain geometric shape formed by processing and assembling a part to be welded of a weldment. The groove can conveniently weld weldment, and guarantee welding strength. The disclosed pipe beveling apparatus includes an apparatus housing 100, a transmission 200, a power input shaft 300, a power output shaft 400, and a tool holder 500.

Wherein, the equipment housing 100 is a basic component of the pipe groove machining equipment, and the equipment housing 100 can provide an installation foundation for other components of the pipe groove machining equipment.

The transmission 200 is provided in the apparatus case 100, and the transmission 200 can transmit power. The transmission device 200 may be of various types, such as a chain transmission, a gear transmission, a belt transmission, a crankshaft connecting rod transmission, etc., which is not limited in the embodiments of the present invention. Typically, lubricating oil may be provided within the equipment enclosure 100 to reduce transmission wear of the transmission 200, thereby extending the useful life of the transmission 200.

Specifically, the power input shaft 300 is drivingly connected to the power output shaft 400 through the transmission 200, and the power input shaft 300 intersects the power output shaft 400. The driving mechanism transmits power to the power input shaft 300, and the power input shaft 300 transmits power to the power output shaft 400 through the transmission device 200, so that power transmission in the pipeline groove processing equipment is realized. Meanwhile, the power input shaft 300 is intersected with the power output shaft 400, so that the size of the pipeline groove machining equipment is smaller in the extension mode of the power output shaft 400, more pipe orifice space cannot be occupied, and the groove machining of the bent pipe can be realized by adjusting the position of the power input shaft 300 when the groove is machined at the bent pipe, so that the groove machining equipment can machine the groove under the condition of small pipe orifice distance or bent pipe.

It should be noted that, under the condition that the power input shaft 300 intersects the power output shaft 400, the included angle between the power input shaft 300 and the power output shaft 400 may be 45 degrees, and may also be 90 degrees, which is not limited in the embodiment of the present invention.

The tool apron 500 is provided with a tool bit, the tool apron 500 is connected with the power output shaft 400, the power output shaft 400 drives the tool apron 500 to rotate, and the tool bit can be wound around the end of the pipeline to be beveled along with the rotation of the tool apron 500, so that the beveling of the pipeline is completed. One end of the power output shaft 400, which is far away from the transmission device 200, is provided with a pipeline matching part 410, the pipeline matching part 410 is matched with the inner wall of the pipeline, the extending direction of the power output shaft 400 is collinear with the central axis of the pipeline, namely, the pipeline matching part 410 is limited with the inner wall of the pipeline, the power output shaft 400 is prevented from deviating from the central axis of the pipeline, so that the tool bit can be prevented from processing a groove, the groove is unevenly processed or processed due to the fact that the power output shaft 400 deviates from the central axis of the pipeline, and the stability of the pipeline groove processing equipment during processing the groove is improved, so that the quality of the groove is higher.

The embodiment of the utility model discloses among the pipeline groove preparation equipment, power input shaft 300 passes through transmission 200 drive with power output shaft 400 and links to each other, and power input shaft 300 intersects with power output shaft 400, and blade holder 500 is provided with the tool bit, and power output shaft 400 drives blade holder 500 and rotates, and the tool bit can be along with the tip processing groove of blade holder 500 rotation around the pipeline. The crossed power input shaft 300 and the power output shaft 400 can enable the size of the pipeline groove processing equipment to be smaller in the extension mode of the power output shaft 400, and the pipeline groove processing equipment cannot occupy more pipe orifice space, and can realize the processing of the groove at the position of the bent pipe by adjusting the position of the power input shaft 300 when the groove is processed at the position of the bent pipe, so that the pipeline groove processing equipment can process the groove at the condition of small pipe orifice space or bent pipe. When the pipeline in the thermal power plant is overhauled, the leakage pipeline can be conveniently replaced, the pipeline is prevented from being replaced in a whole group or a whole row, the consumption of the pipeline is reduced, and the pipeline overhauling cost of the thermal power plant is reduced.

Meanwhile, one end of the power output shaft 400, which is far away from the transmission device 200, is provided with a pipeline matching part 410, the pipeline matching part 410 is matched with the inner wall of the pipeline, the extending direction of the power output shaft 400 is collinear with the central axis of the pipeline, and the central axis of the power output shaft 400 and the central axis of the pipeline are prevented from deflecting, so that the situation that the groove is processed unevenly or the processed groove is an oblique opening due to the deflection of the central axes of the power output shaft 400 and the pipeline can be prevented in the process of processing the groove by a tool bit, and the stability of the pipeline groove processing equipment during processing the groove is further improved, so that the quality of the.

As described above, the tool apron 500 is provided with the tool bit, and the tool bit can be welded directly on the tool apron 500, but, because the pipeline size that needs the groove is inconsistent, or, when the tool bit damages and needs to be changed, the difficult pipeline that the processing size differs of tool bit on the tool apron 500, perhaps, inconvenient change tool bit. In this regard, in an alternative embodiment, the tool holder 500 may be provided with a clamping opening 510, and the tool holder 500 may further include a set screw 520, the tool bit being disposed in the clamping opening 510, the set screw 520 abutting against the tool bit. In this embodiment, the clamping of the bit by the clamping opening 510 can be achieved by adjusting the set screw 520.

When the tool bit needs to be replaced, the set screw 520 is rotated to enable the set screw 520 to be separated from the tool bit, at the moment, the damaged tool bit is replaced, then the set screw 520 is installed in a direction selecting mode to enable the set screw 520 to abut against the tool bit, replacement of the tool bit is completed, and maintainability of the pipeline groove machining equipment is improved. When the pipeline size of needs groove is inconsistent, rotatory holding screw 520, so that holding screw 520 and tool bit separation, adjust the interval between tool bit and the pipeline, then direction selection dress holding screw 520, so that holding screw 520 supports tight tool bit, thereby accomplish the groove preparation of pipeline, make the position that this pipeline groove preparation equipment can specifically adjust the tool bit according to the actual dimensions of pipeline, so that the application scope of this pipeline groove preparation equipment is great, thereby improve the commonality of this pipeline groove preparation equipment, promote product competitiveness.

The embodiment of the present invention provides an embodiment, the pipe fitting portion 410 is fitted to the inner wall of the pipe, and when the pipe with different machining dimensions is machined, the pipe fitting portion 410 is required to be replaced differently. Based on this, in an optional embodiment, the pipe fitting portion 410 may include a fitting column and a fastening screw 420, the fitting column is disposed on the power output shaft 400 through the fastening screw 420, so that the fitting column is detachably connected with the power output shaft 400 through the fastening screw 420, and the connection mode through the fastening screw 420 is simple, the operation of replacing the fitting column is simple, the fitting column is convenient for a user to replace, and the practicability of the pipe groove machining apparatus is improved. Specifically, this cooperation post can overlap and establish on power output shaft 400, then through fastening screw 420 close pressure fit post, of course, the cooperation post also can with fastening screw 420 screw-thread fit, fastening screw 420 and power output shaft 400 screw-thread fit to make the cooperation post pass through fastening screw 420 and link to each other with power output shaft 400, the embodiment of the utility model provides an it does not restrict to this.

It should be noted that, this pipeline groove preparation equipment can be equipped with solitary actuating mechanism, for example, driving motor etc. and this pipeline groove preparation equipment also can link to each other with other actuating mechanism drives of outside, for example, electric drill of speed change etc. the embodiment of the utility model provides an it does not limit to this.

Alternatively, the end of the power input shaft 300 remote from the transmission 200 may be provided with a power connector 310, and the power input shaft 300 is drivingly connected to a drive mechanism, which may be a variable speed electric drill, via the power connector 310. In the scheme, the pipeline groove processing equipment is not provided with an independent driving mechanism, so that the cost of the pipeline groove processing equipment can be reduced.

Furthermore, the power connector can be a square connector, and the square connector has the advantages of simplicity and convenience in operation, high working efficiency, no need of additional accessories, small size and the like, and is wide in application range, so that other external driving mechanisms can be conveniently connected with the pipeline groove machining equipment in a driving mode. Of course, the power connector may also be a hexagonal connector, etc., which is not limited in the embodiment of the present invention.

In particular, the variable speed electric drill may be in direct drive connection with the power connection head or may be in drive connection with the transition mechanism, and in an alternative embodiment, the power connection head and the drive mechanism may be connected by a universal joint. The universal energy-saving variable-angle power transmission can be realized, the pipeline groove machining equipment can conveniently perform groove machining on the pipeline under the condition of space limitation, and the practicability of the pipeline groove machining equipment is further improved.

Alternatively, the apparatus casing 100 may be provided with a mounting portion 110, which may be perforated, through which the power input shaft 300 is connected to the transmission 200, so that the power input shaft 300 can be more reliably connected to the transmission 200 inside the apparatus casing 100, and the power input shaft 300 is prevented from being deflected, which may result in the power input shaft 300 not being able to stably transmit power.

Further, a rotating bearing may be disposed in the through hole, an outer ring of the rotating bearing is connected to an inner wall of the through hole, and an inner ring of the rotating bearing is sleeved on the power input shaft 300. The rotational bearing can prevent the power input shaft 300 from contacting the inner wall of the through-hole, thereby reducing the degree of wear of the power input shaft 300 and the inner wall of the through-hole, and reducing the resistance when the power input shaft 300 rotates, so that the power input shaft 300 can transmit power more stably.

As described above, the transmission 200 may be various in types, and optionally, the transmission 200 may include a first bevel gear 210 and a second bevel gear 220, the first bevel gear 210 is engaged with the second bevel gear 220, the power input shaft 300 is connected with the first bevel gear 210, and the power output shaft 400 is connected with the second bevel gear 220, because the gear transmission has the advantages of high transmission precision, high transmission efficiency, accurate transmission ratio, long service life, and the like.

In another alternative embodiment, the transmission 200 may include a second bevel gear 220, the end of the power input shaft 300 connected to the transmission 200 may be provided with a first bevel gear 210, the first bevel gear 210 is engaged with the second bevel gear 220, the power output shaft 400 is connected to the second bevel gear 220, and the first bevel gear 210 and the power input shaft 300 are integrally formed. The integrally formed first bevel gear 210 and the power input shaft 300 can reduce the assembling steps, reduce the workload of assembling personnel, reduce the rotating and matching error and improve the transmission precision of the pipeline groove machining equipment.

Of course, the power output shaft 400 and the second bevel gear 220 may also be integrally formed parts, so that the assembling steps are further reduced, the workload of an assembler is reduced, the rotating and matching error can be reduced, and the transmission precision of the pipeline groove machining equipment is further improved.

The utility model discloses what the key description in the above embodiment is different between each embodiment, and different optimization characteristics are as long as not contradictory between each embodiment, all can make up and form more preferred embodiment, consider that the literary composition is succinct, then no longer describe here.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A pipeline groove processing device is used for processing a groove at the end part of a pipeline and is characterized by comprising a device shell (100), a transmission device (200), a power input shaft (300), a power output shaft (400) and a cutter holder (500);

the transmission device (200) is arranged in the equipment shell (100), the power input shaft (300) is connected with the power output shaft (400) in a driving way through the transmission device (200), the power input shaft (300) is intersected with the power output shaft (400), the tool apron (500) is provided with a tool bit, the tool apron (500) is connected with the power output shaft (400), the power output shaft (400) drives the tool apron (500) to rotate, the tool bit can process the groove around the end part of the pipeline along with the rotation of the tool apron (500), one end of the power output shaft (400) far away from the transmission device (200) is provided with a pipeline matching part (410), the pipeline matching part (410) is matched with the inner wall of the pipeline, and the extension direction of the power output shaft (400) is collinear with the central axis of the pipeline.

2. The pipe beveling apparatus according to claim 1, wherein the tool holder (500) is provided with a clamping opening (510), the tool holder (500) further comprising a set screw (520), the tool bit being provided with the clamping opening (510), the set screw (520) abutting against the tool bit.

3. The pipe beveling apparatus according to claim 1, wherein the pipe fitting portion (410) comprises a fitting column and a fastening screw (420), the fitting column being provided to the power take-off shaft (400) by the fastening screw (420).

4. The pipe beveling apparatus according to claim 1, wherein a power connector (310) is provided at an end of the power input shaft (300) remote from the transmission device (200), and the power input shaft (300) is drivingly connected to a driving mechanism through the power connector (310).

5. The pipe groove preparation apparatus of claim 4, wherein the powered connector is a square connector.

6. The pipe beveling apparatus of claim 4 wherein the power connection is coupled to the drive mechanism by a universal joint.

7. The pipe beveling apparatus according to claim 1, wherein the apparatus housing (100) is provided with a mounting portion (110) that is perforated, and wherein the power input shaft (300) is connected to the transmission (200) through the perforation.

8. The pipe beveling apparatus according to claim 7, wherein a rotary bearing is provided in the through-hole, an outer race of the rotary bearing is coupled to an inner wall of the through-hole, and an inner race of the rotary bearing is fitted over the power input shaft (300).

9. The pipe beveling apparatus according to claim 1, wherein the transmission (200) comprises a first bevel gear (210) and a second bevel gear (220), the first bevel gear (210) being engaged with the second bevel gear (220), the power input shaft (300) being connected to the first bevel gear (210), and the power output shaft (400) being connected to the second bevel gear (220).

10. The pipe beveling apparatus according to claim 1, wherein the transmission (200) comprises a second bevel gear (220), a first bevel gear (210) is provided at an end of the power input shaft (300) to which the transmission (200) is connected, the first bevel gear (210) is engaged with the second bevel gear (220), the power output shaft (400) is connected with the second bevel gear (220), and the first bevel gear (210) and the power input shaft (300) are formed as an integral part.