CN217252266U

CN217252266U - Clamp for processing pipeline groove

Info

Publication number: CN217252266U
Application number: CN202220178779.6U
Authority: CN
Inventors: 阮周红; 王琪; 甘伟家
Original assignee: Sichuan Pns Pipeline Co ltd
Current assignee: Sichuan Pns Pipeline Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-08-23
Anticipated expiration: 2032-01-24

Abstract

The application relates to the technical field of pipeline production, discloses a pipeline is anchor clamps for groove machining for support pipeline carries out the groove processing, including the base, still include: the supporting seat is arranged on the base and is used for contacting with the outer side wall of the pipeline to support the pipeline; and the end part limiting mechanism is arranged on one side of the supporting seat and is in contact with the end face of the pipeline. This application sets up tip stop gear when utilizing the supporting seat to support the pipeline and restrict the pipeline at vertical direction displacement, restricts the displacement of pipeline along the axis direction through the terminal surface contact of keeping away from slot processing equipment with the pipeline to improve the stability in the pipeline slot course of working, reduce the error of slot processing.

Description

Clamp for processing pipeline groove

Technical Field

The application relates to the technical field of pipeline production, in particular to a clamp for machining a pipeline groove.

Background

Common connection modes of pipelines comprise flanges, welding, clamping, threads, groove connection and the like, wherein the groove connection is also called clamp connection and is commonly used for connecting pipelines with the diameters of more than or equal to 100mm, such as fire fighting pipelines, water supply pipes, rainwater pipes and the like. The groove connection needs a groove at the extruded part of the outer surface of the connected pipeline by a channeling machine, the structure of the inner wall of the pipeline is not needed to be damaged, and then fasteners such as sealing rings, clamping hoop pieces and the like are sleeved on the adjacent pipe ends, so that the groove connection has the characteristics of simplicity in operation, no influence on the original characteristics of the pipeline, safety in construction, good system stability, convenience in maintenance, labor and time conservation and the like. The groove on the pipeline utilizes the concave pinch roller of pivoted in the channelling machine to drive the pipeline and rotates, and the convex wheel slowly pressurizes to the pipeline under the effect of hydro-cylinder and forms, and when processing, because the pipeline has certain length, still need set up the support etc. at the other end of pipeline and support the one end that the channelling machine was kept away from to the pipeline, keeps the state that the pipeline level was placed. However, the existing support can only support the pipeline, and the pipeline is limited in displacement in the vertical direction, and in the processing process of the pipeline groove, horizontal displacement and angular displacement easily cause processing errors to cause unqualified products, so that the pipeline is limited in more dimensions on the premise of not influencing groove processing.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the pipeline is easy to displace and influences machining precision and product percent of pass when the channeling machine that prior art exists processes the pipeline slot, the application provides a pipeline slot is anchor clamps for processing.

In order to achieve the purpose, the technical scheme adopted by the application is as follows:

the utility model provides a pipeline anchor clamps for groove machining for support pipeline carries out groove machining, including the base, still include: the supporting seat is arranged on the base and is used for contacting with the outer side wall of the pipeline to support the pipeline; and the end part limiting mechanism is arranged on one side of the supporting seat and is in contact with the end face of the pipeline.

The supporting structure who uses with the channeling machine is comparatively simple now, only provides the support of vertical direction to the pipeline, in order to guarantee that the pipeline can normally rotate at the in-process of indent, and the contact department of support and pipeline adopts the roller bearing structure, forms line contact between this roller bearing and the pipeline, and the roller bearing rotates and installs on the support in order to reduce and the pipeline between the relative frictional force. When the groove is machined in the pipeline, displacement in the horizontal direction is easy to occur due to vibration during machining, so that the problem of position error or irregular shape of the groove is caused, and the matching between the pipeline and the clamp when the pipeline is connected with the pipeline is further influenced.

The anchor clamps that this scheme provided are used for using with the channelling machine is supporting, and mainly used supports the one end that the channelling machine was kept away from to the pipeline by the channelling machine with adding man-hour. Wherein, the supporting seat contacts with the side of pipeline, provides vertical spacing, makes the pipeline by the level placement. Simultaneously, with the butt dish of supporting seat one side and the terminal surface butt of pipeline, the restriction pipeline is at the displacement of horizontal direction, improves the stability in the pipeline slot course of working, reduces the error of slot processing.

Further, tip stop gear includes the circular spacing dish with pipeline terminal surface butt. The contact mode between terminal limiting mechanism and the pipeline has further been carried out optimization in this scheme, uses the contact of the spacing dish of circular shape and pipeline terminal surface, and the full contact can be realized with the pipeline terminal surface to the spacing dish of circular shape to fully guarantee the restriction to pipeline displacement, reduce the vibration that the terminal surface each produces along horizontal direction high frequency displacement in the pipeline machining process.

Furthermore, the surface of the limiting disc is provided with a plurality of annular grooves which are adaptive to pipelines with different specifications. Set up on spacing dish in this scheme and pipeline complex recess, the vibration of pipeline can further be restricted to the cooperation of recess side and pipeline on the one hand, and on the other hand sets up a plurality of recesses corresponding with pipeline standard diameter for the pipeline homoenergetic cooperation of making spacing dish and different specifications, spacing dish surface.

Furthermore, the base is connected with the supporting seat through a supporting rod, and the supporting rod is in sliding fit with the base along the vertical direction.

Furthermore, one section of the supporting rod, which is close to the supporting seat, is provided with a containing part extending along the height direction, a threaded rod is arranged in the containing part, the end part limiting mechanism further comprises a nut seat in sliding fit with the threaded rod, a connecting piece which is fixedly connected with the nut seat and the limiting disc at two ends respectively, and a control mechanism which is in transmission connection with the threaded rod.

Furthermore, the control mechanism comprises a first bevel gear fixedly connected with a threaded rod and a second bevel gear meshed with the first bevel gear, and the end face of the second bevel gear is fixedly connected with a control knob.

Further, the supporting seat comprises two supporting components which are arranged at the top of the supporting rod in a mirror symmetry mode, the supporting components comprise two clamping plates which are detachably connected with the top of the supporting rod, and a plurality of rollers which are arranged between the two clamping plates. Splint can be dismantled with the bracing piece and be connected actually for dismantling between supporting component and the bracing piece and be connected, can dismantle the connected mode and can adjust the installation angle between supporting component and the bracing piece, the contained angle between two supporting component shapes promptly to can adjust the contained angle between two supporting component according to the pipeline diameter, with the roller bearing contact of guaranteeing pipeline surface and as much as possible quantity, improve the stability of pipeline.

The beneficial effect of this application is: this application sets up tip stop gear when utilizing the supporting seat to support the pipeline and restrict the pipeline at vertical direction displacement, restricts the displacement of pipeline along the axis direction through the terminal surface contact of keeping away from slot processing equipment with the pipeline to improve the stability in the pipeline slot course of working, reduce the error of slot processing.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a front view of the present application;

FIG. 2 is a side view of the present application;

FIG. 3 is a schematic perspective view of the present application;

FIG. 4 is a schematic structural view of an end stop mechanism of the present application;

fig. 5 is a schematic structural diagram of a control mechanism in the present application.

In the figure: 1-a base; 2-a support rod; 3-limiting disc; 301-grooves; 4-a support seat; 401-splint; 402-a roller; 5-a threaded rod; 6-nut seat; 7-control knob; 8-connecting piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an orientation or positional relationship based on that shown in the drawings or that the product of the application is used as it is, this is only for convenience of description and simplicity of description, and does 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 should not be construed as limiting the present application. Furthermore, the appearances of the terms "first," "second," and the like in the description herein are only used for distinguishing between similar elements and are not intended to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like when used in the description of the present application do not require that the components be absolutely horizontal or overhanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Example 1:

a clamp for processing a groove of a pipeline as shown in fig. 1-3, which is used for supporting the pipeline to process the groove, comprises a base 1, and further comprises: the supporting seat 4 is arranged on the base 1 and is used for contacting with the outer side wall of the pipeline to support the pipeline; and the end part limiting mechanism is arranged on one side of the supporting seat 4 and is contacted with the end face of the pipeline.

The working principle is as follows:

during the use, anchor clamps in this application are placed in one side of channelling machine, and the both ends of pipeline respectively with channelling machine and the cooperation of supporting seat 4, make the pipeline level all the time and keep rotatory at the in-process of processing slot. The support base 4 is in contact with the side of the pipeline and provides vertical support for the pipeline to limit the freedom of the pipeline to move up and down along the vertical direction. Meanwhile, the end face of the pipeline, far away from the channeling machine, is in contact with the end limiting mechanism, so that the displacement of the pipeline in the horizontal direction is limited. The supporting seat 4 is matched with the end limiting mechanism together to ensure stable rotation between the clamp and the channeling machine, so that the machining precision of the groove is improved.

It is worth to be noted that, because the end limiting mechanism is used for limiting the displacement of the pipeline through the contact with the end surface of the pipeline and the fixation of the position of the end limiting mechanism, the end limiting mechanism and the end surface of the pipeline are in point contact, line contact or surface contact, and the limitation of the displacement of the pipeline can be realized through the contact area between the end limiting mechanism and the end surface of the pipeline.

Example 2:

in this embodiment, on the basis of embodiment 1, the structure of the end limiting mechanism is further optimized and defined.

As shown in fig. 3, the end limiting mechanism includes a circular limiting disc 3 abutting against the end surface of the pipeline. The circular limiting disc 3 can be in full contact with the end face of the pipeline, and can further limit the displacement of the pipeline and reduce the vibration generated by high-frequency displacement of each part of the end face in the pipeline machining process relative to a structure in partial contact with the end face of the pipeline.

Further preferably, the surface of the limiting disc 3 is provided with a plurality of annular grooves 301 which are adapted to pipelines with different specifications. During the use, the terminal surface of pipeline is gone into in recess 301 with recess 301 surface contact, and in addition, the setting of recess 301 can also restrict the pipeline vibration that probably exists at the indent in-process, further improves pipeline indent in-process stability.

Example 3:

this example is further optimized and defined based on example 1.

As shown in fig. 1-3, the base 1 is connected to the supporting seat 4 through a supporting rod 2, and the supporting rod 2 is in sliding fit with the base 1 along the vertical direction.

Preferably, in order to improve the convenience of the clamp for adjusting the limiting disc 3 to enable the limiting disc 3 to be always in contact with the end face of the pipeline when the clamp is used in cooperation with pipelines of different specifications, one section of the supporting rod 2, which is close to the supporting seat 4, is provided with a containing part extending along the height direction, a threaded rod 5 is arranged in the containing part, the end limiting mechanism further comprises a nut seat 6 in sliding fit with the threaded rod 5, a connecting piece 8 fixedly connected with the nut seat 6 and the limiting disc 3 at two ends respectively, and a control mechanism in transmission connection with the threaded rod 5. Spacing dish 3 can slide from top to bottom with height-adjusting for bracing piece 2 in this embodiment to can set up the diameter of spacing dish 3 great relatively, when anchor clamps and the pipeline cooperation of minor diameter, spacing dish 3 exposes less in the surface of supporting seat 4 top, reduces the space that anchor clamps occupy, can adjust the surface area that spacing dish 3 exposes in supporting seat 4 top according to the pipeline diameter.

It should be noted that, the limiting disc 3 in the figure is slidably disposed along the vertical direction, when pipelines of different specifications are placed on the supporting seat 4, the heights of the centers of the pipelines are different, and if the height of the limiting disc 3 is variable, the grooves 301 of different diameters on the limiting disc 3 can be set to be concentric circles, so the arrangement manner of the grooves 301 in the figure is only an example based on this embodiment. When the height of the limiting disc 3 is not adjustable, the circle centers of the plurality of grooves 301 are not overlapped, and the arrangement principle of the grooves 301 is still adapted to the specification of the pipeline.

In the present embodiment, a control mechanism for manually controlling the height of the limiting disc 3 is provided, as shown in fig. 5, the control mechanism includes a first bevel gear fixedly connected to the threaded rod 5, and a second bevel gear engaged with the first bevel gear, and a control knob 7 is fixedly connected to an end surface of the second bevel gear. In the scheme, the control knob 7 is in transmission connection with the threaded rod 5 through the bevel gear mechanism, so that the turning of the control end and the threaded rod 5 is changed, and a user can rotate the control knob 7 conveniently.

Example 4:

in this embodiment, the structure of the supporting seat 4 is further optimized and limited based on embodiment 1.

As shown in fig. 4 and 5, the support base 4 includes two support assemblies disposed at the top of the support rod 2 in mirror symmetry, the support assemblies include two clamp plates 401 detachably connected to the top of the support rod 2, and a plurality of rollers disposed between the two clamp plates 401. Two symmetrical supporting components make supporting seat 4 wholly similar V type, during the use, the pipeline is placed on two supporting components and with cylinder surface contact, splint 401 can be dismantled with bracing piece 2 and be connected actually for dismantling between supporting component and the bracing piece 2 and be connected, can dismantle the connected mode for utilizing the bolt to fix supporting component on bracing piece 2 like the example of figure 4, then can adjust the installation angle between supporting component and the bracing piece 2, two supporting components form the contained angle of V type promptly, thereby can adjust the contained angle between two supporting components according to the pipeline diameter, in order to guarantee that the pipeline surface contacts with as many as possible roller bearing 402, improve the stability of pipeline.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a pipeline is anchor clamps for groove machining for support pipeline carries out groove machining, includes base (1), its characterized in that: further comprising:

the supporting seat (4) is arranged on the base (1) and is used for being in contact with the outer side wall of the pipeline to support the pipeline;

and the end part limiting mechanism is arranged on one side of the supporting seat (4) and is in contact with the end face of the pipeline.

2. The jig for machining a pipe groove as defined in claim 1, wherein: the end part limiting mechanism comprises a circular limiting disc (3) which is abutted against the end surface of the pipeline.

3. The jig for machining a pipe groove according to claim 2, characterized in that: the surface of the limiting disc (3) is provided with a plurality of annular grooves (301) which are adaptive to pipelines with different specifications.

4. The jig for machining a pipe groove according to any one of claims 2 and 3, characterized in that: the base (1) is connected with the supporting seat (4) through a supporting rod (2), and the supporting rod (2) is in sliding fit with the base (1) along the vertical direction.

5. The jig for machining a pipe groove as defined in claim 4, wherein: one section that bracing piece (2) is close to supporting seat (4) is equipped with along the holding portion that the direction of height extends, is equipped with threaded rod (5) in the holding portion, tip stop gear still include with threaded rod (5) sliding fit's nut seat (6), with connecting piece (8) of both ends difference fixed connection nut seat (6) and spacing dish (3), and with the control mechanism that threaded rod (5) transmission is connected.

6. The jig for machining a pipe groove as defined in claim 5, wherein: the control mechanism comprises a first bevel gear fixedly connected with a threaded rod (5) and a second bevel gear meshed with the first bevel gear, and the end face of the second bevel gear is fixedly connected with a control knob (7).

7. The jig for machining a pipe groove as defined in claim 4, wherein: the supporting seat (4) comprises two supporting components which are arranged at the top of the supporting rod (2) in a mirror symmetry mode, and each supporting component comprises two clamping plates (401) which are detachably connected with the top of the supporting rod (2) and a plurality of rollers arranged between the two clamping plates (401).