CN220920540U - Arc tube processing tool - Google Patents
Arc tube processing tool Download PDFInfo
- Publication number
- CN220920540U CN220920540U CN202322724544.XU CN202322724544U CN220920540U CN 220920540 U CN220920540 U CN 220920540U CN 202322724544 U CN202322724544 U CN 202322724544U CN 220920540 U CN220920540 U CN 220920540U
- Authority
- CN
- China
- Prior art keywords
- arc
- plate
- pipe
- shaped
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000003754 machining Methods 0.000 claims abstract description 40
- 210000001503 joint Anatomy 0.000 claims description 12
- 238000005452 bending Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Machine Tool Units (AREA)
Abstract
The application discloses an arc tube machining tool which solves the technical problem that in the prior art, an arc tube machining precision is low when a jacking device is matched with a machining arc plate to machine an arc tube; the processing unit includes first arc and the second arc that set gradually along the machine direction, and one side that the second arc was kept away from to first arc is connected in the jacking end to switch between first position and second position, the second arc is connected in supporting unit, and is equipped with the fixed orifices group and is used for holding the arc pipe constant head tank, and the fixed orifices group includes two fixed orifices that supply the straight tube to stretch into, and the constant head tank is located between two fixed orifices, and the constant head tank of second arc and first arc restrict out the space that is used for holding the arc pipe. The arc-shaped pipe machining tool improves the machining precision of the arc-shaped pipe.
Description
Technical Field
The application belongs to the technical field of arc-shaped pipe machining tools, and particularly relates to an arc-shaped pipe machining tool.
Background
The arc-shaped pipe is in an arc-shaped arrangement, can be applied to fluid redirection, and is mainly used for oil transportation, gas transportation, transfusion, engineering bridge construction and the like no matter which machine equipment and pipelines are used. Arc tube processing often uses a variety of different types of processing equipment.
In the prior art, a jacking device is usually used for processing the pipeline in cooperation with the arc plate, however, the device has low processing precision on the bending radian of the arc pipe, and the inner side radian and the outer side radian of the arc pipe after the arc pipe is bent are difficult to ensure to be target radian.
Disclosure of Invention
The application provides an arc tube processing tool, which aims to solve the technical problems that the arc tube bending radian precision is low and the inner side and outer side radians of an arc tube after bending are difficult to ensure to be target radians in the existing arc tube processing tool.
The application provides an arc-shaped pipe machining tool which comprises a machining unit, a jacking unit and a supporting unit, wherein the jacking unit is arranged on the machining unit;
The jacking unit is connected with the supporting unit and is provided with a jacking end which reciprocates along the machining direction;
The processing unit is used for processing a straight pipe into an arc-shaped pipe and comprises a first arc-shaped plate and a second arc-shaped plate which are sequentially arranged along the processing direction, one side, away from the second arc-shaped plate, of the first arc-shaped plate is connected with the jacking end so as to be switched between a first position and a second position, the second arc-shaped plate is connected with the supporting unit and is provided with a fixed hole group and a positioning groove for accommodating the arc-shaped pipe, the fixed hole group comprises two fixed holes for the straight pipe to stretch in, the positioning groove is positioned between the two fixed holes, and the space for accommodating the arc-shaped pipe is limited by the positioning groove of the second arc-shaped plate and the first arc-shaped plate;
When the first arc-shaped plate is switched between a first position and a second position, the straight pipe fixed on the second arc-shaped plate is processed into an arc-shaped pipe;
in an alternative embodiment of the present application, the positioning groove is formed at two ends of the second arc-shaped plate along the length direction of the straight pipe, and the fixing hole is communicated with the positioning groove;
In an alternative embodiment of the application, the fixed hole sets are provided with a plurality of groups, and the plurality of groups of fixed hole sets are sequentially arranged along the machining direction;
in an alternative embodiment of the application, a limit groove for accommodating the arc-shaped pipe is formed in the side surface, close to the second arc-shaped plate, of the first arc-shaped plate;
In an alternative embodiment of the present application, the cross sections of the positioning groove and the limiting groove along the axial direction perpendicular to the arc tube are arc-shaped;
In an alternative embodiment of the present application, the first arc-shaped plate includes a bottom plate and two limiting plates, the bottom plate is arc-shaped, the two limiting plates are oppositely disposed and connected to the bottom plate, and the bottom plate and the two limiting plates surround the limiting groove;
In an alternative embodiment of the present application, when the first arc plate is located at the second position, the limiting groove of the first arc plate and the positioning groove of the second arc plate enclose an arc-shaped cavity matched with the arc-shaped pipe in size;
In an alternative embodiment of the present application, the jacking unit includes a plurality of telescopic cylinders arranged at intervals along a direction perpendicular to the machining direction, and telescopic ends of the plurality of telescopic cylinders form a jacking end;
in an alternative embodiment of the application, the telescopic end of the telescopic cylinder is connected to the first arc plate through a connecting rod, and the end face of the connecting rod is provided with a butt joint groove matched with the telescopic end;
In an alternative embodiment of the application, the supporting unit comprises a mounting plate and two oppositely arranged connecting plates, the two connecting plates are connected to the mounting plate, one ends of the two connecting plates, which are far away from the mounting plate, are respectively connected to two ends of the second arc-shaped plate, and the fixed end of the telescopic cylinder is arranged on the mounting plate and is positioned between the two connecting plates;
According to the arc tube machining tool provided by the embodiment of the application, the whole arc tube machining tool comprises the supporting unit, the jacking unit and the machining unit, the machining unit comprises the first arc plate and the second arc plate which are sequentially arranged along the machining direction, two ends of the straight tube are respectively stretched into two fixing holes of the second arc plate, the part to be machined of the straight tube is arranged between the first arc plate and the second arc plate, the first arc plate bends the part to be machined of the straight tube under the driving action of the first arc plate through the driving action of the jacking unit, and the bending part of the straight tube is gradually attached to the first arc plate along with the first arc plate being close to the second arc plate until the first arc plate pushes the straight tube into a locating groove of the second arc plate, the inner side radian and the outer side radian of the straight tube are all target radians after the arc tube is bent, and the machining precision of the arc tube is improved.
Drawings
FIG. 1 illustrates a schematic view of an arcuate tube tooling in one or more embodiments of the present application when a first arcuate plate is in a first position.
FIG. 2 illustrates a schematic diagram of a split construction of an arcuate tube tooling in one or more embodiments of the present application.
FIG. 3 illustrates a schematic diagram of the use of an arcuate tube tooling in one or more embodiments of the application.
Reference numerals illustrate: 1. a first arcuate plate; 2. a connecting rod; 3. a telescopic cylinder; 4. a butt joint groove; 5. an abutting plate; 6. a second arcuate plate; 7. a mounting plate; 8. a connecting plate; 9. a straight pipe.
Detailed Description
In order to make the present application more clearly understood by those skilled in the art, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The embodiment of the application provides an arc tube processing tool which can improve the processing precision of an arc tube.
Referring to fig. 1 and 2, the arc tube processing tool provided in the embodiment of the application includes a supporting unit, a jacking unit and a processing unit, wherein the jacking unit is connected to the supporting unit and is provided with a jacking end reciprocating along a processing direction, the processing unit is used for processing a straight tube into an arc tube, and includes a first arc plate 1 and a second arc plate 6 sequentially arranged along the processing direction, one side of the first arc plate 1 far away from the second arc plate 6 is connected to the jacking end so as to switch between a first position and a second position, the second arc plate 6 is connected to the supporting unit and is provided with a fixed hole group and a fixed slot for accommodating the arc tube, the fixed hole group includes two fixed holes for the straight tube to stretch in, the fixed slot is located between the two fixed holes, and the space for accommodating the arc tube is limited by the fixed slot of the second arc plate 6 and the first arc plate 1.
The support unit is used for providing a support structure for the jacking unit and the processing unit.
The jacking unit is used for providing driving force for the first arc-shaped plate 1 along the machine direction, and realizing the reciprocating movement of the first arc-shaped plate 1 along the machine direction so as to enable the first arc-shaped plate 1 to be close to or far from the second arc-shaped plate 6.
The first arc plate 1 in the processing unit is driven by the jacking unit to be close to the second arc plate 6, so that the straight pipe is bent under the action of the first arc plate 1, and the middle part moves towards the second arc plate 6.
The processing unit includes first arc and the second arc that sets gradually along the machine direction, stretch into respectively two fixed orifices to the second arc with the both ends of straight tube, the position of waiting to process of straight tube is arranged in between first arc and the second arc, the drive effect of the jacking end of first arc through the jacking unit, the position of waiting to process of straight tube can be crooked under the drive effect of first arc to along with first arc is close to the second arc, the bending part of straight tube can laminate with first arc gradually, until first arc pushes the straight tube into the constant head tank of second arc in, its inboard outside radian is the target radian after realizing that the arced tube is crooked, arced tube machining precision has been promoted.
In some embodiments, the positioning groove is formed at two ends of the second arc-shaped plate 6 along the length direction of the straight pipe, and the fixing hole is communicated with the positioning groove, so that the processing precision of the arc-shaped pipe is further improved; in some embodiments, the positioning slots penetrate through two ends of the second arc-shaped plate 6.
In some embodiments, the fixed hole sets are provided with a plurality of groups, and the fixed hole sets are sequentially arranged along the machining direction so as to adapt to straight pipes with different lengths and improve the universality of the arc-shaped pipe machining tool; in some embodiments, the set of fixation holes may be provided in two, three, four, etc. sets. In some embodiments, the two fixation holes of each fixation hole group are oppositely disposed along a direction perpendicular to the machine direction; in some embodiments, the fixing holes are sequentially disposed at both sides in the machine direction, and the fixing holes at both sides are uniform in height. The axial direction of the fixing hole has an included angle with the position of the second arc-shaped plate 6, in some embodiments, the included angle between the axial direction of the fixing hole and the position of the second arc-shaped plate 6 is 90 degrees, the fixing hole is a conical hole, the large end of the conical hole is close to the positioning groove, and the small end of the conical hole is far away from the positioning groove.
In some embodiments, a limiting groove for accommodating the arc tube is formed in the side surface, close to the second arc plate 6, of the first arc plate 1 so as to improve the machining precision of the arc tube machining tool; in some embodiments, the top of the first arcuate plate 1 includes a limit slot that accommodates an arcuate tube; in some embodiments, the side of the first arcuate plate 1 adjacent to the second arcuate plate 6 is provided with a limit groove that matches the target arcuate tube size.
In some embodiments, the cross sections of the positioning groove and the limiting groove along the axial direction perpendicular to the arc-shaped pipe are arc-shaped so as to match the radian of the pipe body, thereby improving the processing precision; in some embodiments, the combined cavity of the positioning groove and the limiting groove is circular in cross section perpendicular to the axial direction of the arc-shaped pipe.
In some embodiments, the first arc-shaped plate 1 comprises a bottom plate and two limiting plates, the bottom plate is arc-shaped, the two limiting plates are oppositely arranged and are connected to the bottom plate, the bottom plate and the two limiting plates are surrounded to form a limiting groove, the limiting plates can be in butt joint with the second arc-shaped plate 6 to limit, the arc-shaped pipe is prevented from being crushed, and the machining precision is improved; in some embodiments, the first arc plate 1 comprises an arc bottom plate and a limiting plate, the arc surface of the arc bottom plate is attached to the radian of the straight pipe, and the limiting plate is connected to two sides of the arc bottom plate parallel to the machining direction.
In some embodiments, when the first arc plate 1 is located at the second position, the limiting groove of the first arc plate 1 and the positioning groove of the second arc plate 6 enclose an arc cavity matched with the arc pipe in size, so that the arc pipe is located in the arc cavity, the inner side and the outer side of the arc pipe achieve target radian, and machining precision is increased; in some embodiments, the first arcuate plate 1 moves in the machine direction toward the second arcuate plate 6 until the stop plate of the first arcuate plate 1 abuts the second arcuate plate 6, the first arcuate plate 1 and the second arcuate plate 6 circumscribing an arcuate cavity that matches the arcuate tube size.
In some embodiments, the jacking unit comprises a plurality of telescopic cylinders 3 which are arranged at intervals along the direction perpendicular to the machining direction, and the telescopic ends of the telescopic cylinders 3 form jacking ends so as to ensure that the first arc-shaped plate 1 is uniformly stressed and improve the machining precision; in some embodiments, the jacking unit comprises a plurality of telescopic cylinders 3, which are arranged at intervals and parallel to the first arc-shaped plate 1 and the second arc-shaped plate 6, wherein telescopic ends of the telescopic cylinders 3 form jacking ends; the telescopic cylinder 3 may be a hydraulic cylinder, an air cylinder, an electric cylinder, or the like.
In some embodiments, the telescopic end of each telescopic cylinder 3 is connected to the first arc plate 1 through a connecting rod 2, the end surface of the connecting rod 2 is provided with a butt joint groove 4 matched with the corresponding telescopic end, and the telescopic end of the telescopic cylinder 3 is in butt joint with the connecting rod 2, so that left and right shaking in the processing process is avoided; in some embodiments, the telescopic cylinder 3 is a hydraulic cylinder; in some embodiments, the top of the telescopic end of the telescopic cylinder 3 is provided with a butt joint plate 5, one side, away from the second arc plate 6, of the first arc plate 1 is connected with the connecting rod 2, the bottom of the connecting rod 2 comprises a butt joint groove 4, the butt joint plate 5 of the telescopic cylinder 3 is matched with the butt joint groove 4 at the bottom of the connecting rod 2, and the telescopic cylinder is clamped in the butt joint groove 4 at the bottom of the connecting rod 2, so that the telescopic cylinder 3 is connected with the first arc plate 1.
In some embodiments, the supporting unit comprises a mounting plate 7 and two oppositely arranged connecting plates 8, the two connecting plates 8 are connected to the mounting plate 7, one ends of the two connecting plates 8 away from the mounting plate 7 are respectively connected to two ends of the second arc plate 6, and the fixed end of the telescopic cylinder 3 is mounted on the mounting plate 7 and is positioned between the two connecting plates 8 to fixedly support the telescopic cylinder 3; in some embodiments, the support unit comprises two mounting plates 7, two oppositely disposed connection plates 8; the two mounting plates 7 are arranged in parallel, and the two connecting plates 8 are respectively arranged at two ends of the two mounting plates 7; the mounting plate 7 near one side of the processing unit comprises a mounting hole of the telescopic cylinder 3, and the fixed end of the telescopic cylinder 3 is mounted in the mounting hole of the telescopic cylinder 3.
The process of processing the arc tube by the arc tube processing tool is described in detail below:
Referring to fig. 3, when the arc tube processing tool provided in the embodiment of the application is used, the straight tube 9 is inserted through the fixing hole on the second arc plate 6, the lifting end of the telescopic cylinder 3 is controlled to lift, the first arc plate 1 is driven to move towards the second arc plate 6, the first arc plate 1 pushes the straight tube 9 until the limiting plate of the first arc plate 1 abuts against the second arc plate 6, so that the straight tube 9 is positioned inside the arc grooves surrounded by the first arc plate 1 and the second arc plate 6, namely between the positioning groove and the limiting groove, and at the moment, the straight tube 9 is bent to the target shape, thereby completing the arc tube processing.
The arc-shaped pipe machining tool has at least the following advantages:
(1) The second arc plate is provided with the constant head tank, has restricted the position of arc pipe in arc pipe course of working, has improved the machining precision of arc pipe.
(2) The first arc plate is provided with the spacing groove, has restricted first arc plate top height of rising in arc tube processing, has avoided crushing the body, and has guaranteed arc tube machining precision.
(3) The fixed orifices are arranged as conical holes, so that the transition effect on the tube body processing near the fixed orifices is realized, and the soft processing radian is ensured.
(4) A plurality of hydraulic cylinders are arranged, so that the first arc-shaped plate is uniformly stressed.
(5) The installation plate and the butt joint groove for installing the telescopic cylinder are arranged, the jacking direction is limited, and the shaking of the device is avoided.
(6) The first arc-shaped plate and the second arc-shaped plate which are matched in size are arranged, so that the straight pipe is positioned inside the arc-shaped groove surrounded by the first arc-shaped plate and the second arc-shaped plate, and the processing precision of the arc-shaped pipe is improved.
In the present application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" indicate orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
In the present application, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more features. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the application, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. Arc pipe processing frock, its characterized in that includes:
a supporting unit;
the jacking unit is connected with the supporting unit and provided with a jacking end which reciprocates along the machining direction;
The processing unit is used for processing a straight pipe into an arc pipe, and comprises a first arc plate (1) and a second arc plate (6) which are sequentially arranged along the processing direction, wherein the first arc plate (1) is far away from one side of the second arc plate (6) is connected with the jacking end so as to be switched between a first position and a second position, the second arc plate (6) is connected with a supporting unit and is provided with a fixing hole group and a fixing groove for accommodating the arc pipe, the fixing hole group comprises two fixing holes for the straight pipe to stretch in, the fixing groove is positioned between the two fixing holes, and the space for accommodating the arc pipe is limited by the fixing groove of the second arc plate (6) and the first arc plate (1).
2. The arc-shaped pipe machining tool according to claim 1, wherein the positioning groove is formed at two ends of the second arc-shaped plate (6) along the length direction of the straight pipe, and the fixing hole is communicated with the positioning groove.
3. The arc tube processing tool of claim 1, wherein the fixed hole sets are provided with a plurality of groups, and the plurality of groups of fixed hole sets are sequentially arranged along the processing direction.
4. A pipe machining tool according to any one of claims 1 to 3, wherein the side of the first arcuate plate (1) adjacent to the second arcuate plate (6) is provided with a limit groove for receiving the pipe.
5. The arc tube machining tool according to claim 4, wherein the cross sections of the positioning groove and the limiting groove along the axial direction perpendicular to the arc tube are arc-shaped.
6. The arc-shaped pipe machining tool according to claim 4, wherein the first arc-shaped plate (1) comprises a bottom plate and two limiting plates, the bottom plate is arc-shaped, the two limiting plates are oppositely arranged and are both connected to the bottom plate, and the bottom plate and the two limiting plates form the limiting groove in a surrounding mode.
7. The arc tube machining tool according to claim 4, wherein when the first arc plate (1) is located at the second position, the limiting groove of the first arc plate (1) and the positioning groove of the second arc plate (6) are surrounded to form an arc cavity matched with the arc tube in size.
8. The arc tube processing tool according to any one of claims 1 to 3, wherein the jacking unit comprises a plurality of telescopic cylinders arranged at intervals along a direction perpendicular to the processing direction, and telescopic ends of the telescopic cylinders form jacking ends.
9. The arc tube machining tool according to claim 8, wherein the telescopic end of each telescopic cylinder is connected to the first arc plate (1) through a connecting rod, and the end face of the connecting rod is provided with a butt joint groove (4) matched with the corresponding telescopic end.
10. The arc-shaped pipe machining tool according to claim 8, wherein the supporting unit comprises a mounting plate (7) and two oppositely arranged connecting plates (8), the two connecting plates (8) are connected to the mounting plate (7), one ends of the two connecting plates (8), which are far away from the mounting plate (7), are respectively connected to two ends of the second arc-shaped plate (6), and the fixed ends of the telescopic cylinders are mounted on the mounting plate (7) and are located between the two connecting plates (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322724544.XU CN220920540U (en) | 2023-10-11 | 2023-10-11 | Arc tube processing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322724544.XU CN220920540U (en) | 2023-10-11 | 2023-10-11 | Arc tube processing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220920540U true CN220920540U (en) | 2024-05-10 |
Family
ID=90937729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322724544.XU Active CN220920540U (en) | 2023-10-11 | 2023-10-11 | Arc tube processing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220920540U (en) |
-
2023
- 2023-10-11 CN CN202322724544.XU patent/CN220920540U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220920540U (en) | Arc tube processing tool | |
| US9683533B2 (en) | Fuel injector rail assembly for direct injection of fuel | |
| JP2015036547A (en) | Fuel distribution rail | |
| CN208241280U (en) | A kind of Combined cable support | |
| KR101452123B1 (en) | A support jig | |
| CN214063438U (en) | Hydraulic robot synchronous servo control hydraulic cylinder | |
| CN205290461U (en) | Grip -pad self -adaptation formula positioning fixture | |
| CN105436951A (en) | Track shoe positioning clamp | |
| CN213291395U (en) | Hydraulic hose withholding machine | |
| CN209850257U (en) | Clamping device for welding special-shaped bent pipe | |
| CN109513776B (en) | But continuity steel sheet bender | |
| JP4146942B2 (en) | Adjustment tool used to adjust the sag of overhead power transmission lines | |
| CN218264077U (en) | Hydraulic oil pipe mounting bracket for excavator | |
| CN216681913U (en) | Positioning joint device | |
| CN218719307U (en) | Pump pipe positioning component and positioning component combined structure | |
| CN215467714U (en) | Steel wire forming machine of bending convenient to accurate location | |
| CN215942670U (en) | Anchor clamps suitable for pump body part | |
| CN212095105U (en) | High-precision instrument welding clamping mechanism | |
| CN113275723A (en) | Welding equipment and welding method | |
| CN219632957U (en) | Positioning clamp for multi-pipeline integration | |
| CN218692901U (en) | Pipeline flanging machine and clamp structure thereof | |
| CN215548225U (en) | Module installation positioner | |
| CN211841006U (en) | Clamp for machining inner hole support of suspended thin-wall structure | |
| CN219062109U (en) | High-strength combined valve block | |
| CN212984669U (en) | Fixing device is used in installation of FRP bucket groove |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |