CN215879456U - Double-end plane arc punching device for pipe fitting - Google Patents
Double-end plane arc punching device for pipe fitting Download PDFInfo
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- CN215879456U CN215879456U CN202121854448.1U CN202121854448U CN215879456U CN 215879456 U CN215879456 U CN 215879456U CN 202121854448 U CN202121854448 U CN 202121854448U CN 215879456 U CN215879456 U CN 215879456U
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Abstract
The utility model discloses a double-end plane arc punching device for a pipe fitting, which comprises a workbench, a lower die fixed on the workbench, an upper die positioned above the lower die, a first driving assembly connected with the upper die, two punching knives arranged on two sides of the lower die and a second driving assembly connected with each punching knife. The double-end plane arc punching device for the pipe fitting provided by the utility model improves the processing efficiency.
Description
Technical Field
The utility model relates to the field of machining, in particular to a double-end plane arc punching device for a pipe fitting.
Background
In the industries of decoration, construction scaffold manufacturing and the like, the end part of one round or rectangular steel pipe is usually required to be welded on the side surface of the other round steel pipe; in order to achieve the purposes of attractive welding, welding material saving and welding efficiency improvement, an arc-shaped notch needs to be manufactured at the end part of the steel pipe, and the radius of the arc-shaped notch is equal to the outer diameter of the circular steel pipe welded with the arc-shaped notch.
The existing pipe surface arc striking needs an operator to repeatedly clamp and process the pipe, so that the labor intensity of the operator is high, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem of low working efficiency of the prior art, and provides a double-end plane arc punching device for a pipe fitting.
In order to achieve the purpose, the utility model adopts the following technical scheme: a double-end plane arc punching device for pipe fittings comprises a workbench, a lower die fixed on the workbench, an upper die positioned above the lower die, a first driving assembly connected with the upper die, two punching knives arranged at two sides of the lower die and a second driving assembly connected with each punching knife, the upper die and the lower die are connected into a whole and can move relatively, the upper die and the lower die are connected to form a first fixing groove and a second fixing groove for fixing the pipe fitting, the first fixing groove and the second fixing groove are both arc-shaped grooves, the central arc line of the first fixing groove and the central arc line of the second fixing groove are connected and fall on the same circle, one side of the first fixing groove is provided with a left knife groove, one side of the second fixing groove is provided with a right knife groove, one punching knife moves in the left knife groove, and the other punching knife moves in the right knife groove.
The lower mould includes left lower mould, right lower mould and is equipped with the bed die base of mounting groove down, a left side lower mould the right side lower mould is fixed in the mounting groove down, go up the mould and include left side upper mould, right side upper mould and be equipped with the bed die base of mounting groove, left side upper mould the right side upper mould is fixed go up in the mounting groove.
A first groove is concavely arranged from the bottom of the left lower die, a first knife groove communicated with the first groove is also arranged on one side of the left lower die, a second groove is concavely arranged from the top surface of the right lower die, a second knife groove communicated with the second groove is also arranged on one side of the right lower die, a third groove is inwards recessed from the bottom of the left upper die, a third knife groove is also arranged on one side of the left upper die, a fourth groove is inwards recessed from the top surface of the right upper die, a fourth cutter groove is also arranged on one side of the right upper die, after the upper die and the lower die are connected, the first groove and the third groove enclose the first fixing groove, the second groove and the fourth groove enclose the second fixing groove, the first cutter groove and the third cutter groove enclose the left cutter groove, and the second cutter groove and the fourth cutter groove enclose the right cutter groove.
The first driving assembly comprises a first oil cylinder, a fixed plate used for fixing the first oil cylinder, a guide post connected with the fixed plate, a movable plate and a guide sleeve, wherein the guide post is located below the fixed plate, one end of the guide post is connected with the fixed plate, the other end of the guide post is connected with the workbench, the guide sleeve is sleeved on the guide post and between the movable plates, an oil cylinder rod of the first oil cylinder is connected with the movable plate, and an upper die base is fixed to the bottom of the movable plate.
The second driving assembly comprises a second oil cylinder, an oil cylinder fixing seat used for fixing the second oil cylinder, a sliding seat and a sliding rail, the oil cylinder fixing seat is fixed on the workbench, the end part of an oil cylinder rod of the second oil cylinder is fixed with one end of the sliding seat, the sliding seat is connected with the sliding rail in a sliding mode, and the end part of the punching cutter is fixed with the other end of the sliding seat.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that: first drive assembly drives and goes up the mould downstream and be connected with the lower mould until last mould, and the both ends of arc pipe fitting are fixed in first fixed slot and second fixed slot in proper order, are convenient for inject the both ends of arc pipe fitting, save the manual clamping, improve machining efficiency.
Drawings
FIG. 1 is a schematic structural view of a double-ended planar arcing apparatus for pipes according to the present invention;
FIG. 2 is another angle structure diagram of FIG. 1;
FIG. 3 is a schematic structural view of the lower mold and the upper mold of FIG. 1;
FIG. 4 is another angle structure diagram of FIG. 3;
FIG. 5 is a schematic structural view of the left lower die, the right lower die, the left upper die and the right upper die in FIG. 4;
FIG. 6 is another angle structure diagram of the left lower mold and the right lower mold in FIG. 5;
fig. 7 is a schematic structural view of the lower mold base and the upper mold base in fig. 3.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.
Referring to fig. 1 to 7, the utility model relates to a double-end plane arc punching device for punching arcs on two end planes of an arc-shaped pipe fitting, which comprises a workbench 1, a lower die 2 fixed on the workbench 1, an upper die 3 positioned above the lower die 2, a first driving assembly 4 connected with the upper die 3, two punching knives 5 arranged on two sides of the lower die 2, and a second driving assembly 6 connected with each punching knife 5, wherein the upper die 3 and the lower die 2 are connected into a whole and can move relatively.
In this embodiment, referring to fig. 3 and 4, the upper die 3 and the lower die 2 are connected to form a first fixing groove 20 and a second fixing groove 30 for fixing the pipe, the first fixing groove 20 and the second fixing groove 30 are both arc-shaped grooves, a left knife groove 201 is arranged on one side of the first fixing groove 20, a right knife groove 301 is arranged on one side of the second fixing groove 30, one punching knife 5 moves in the left knife groove 201, and the other punching knife 5 moves in the right knife groove 301. In addition, the connection of the central arc line of the first fixing groove 20 and the central arc line of the second fixing groove 30 falls on the same circle.
Referring to fig. 3 and 7, the lower mold 2 includes a left lower mold 21, a right lower mold 22 and a lower mold base 23 provided with a lower mounting groove 231, the left lower mold 21 and the right lower mold 22 are fixed in the lower mounting groove 231, referring to fig. 5, a first groove 211 is inwardly recessed from the bottom of the left lower mold 21, and the first groove 211 is an arc-shaped groove. A first knife slot 212 is further arranged on one side of the left lower die 21, the first knife slot 212 is communicated with the first groove 211, a second groove 221 is formed in the top surface of the right lower die 22 in an inward concave mode, and the second groove 221 is an arc-shaped groove. And a second knife groove 222 is also arranged on one side of the right lower die 22, the second knife groove 222 is communicated with the second groove 221, and the first knife groove 212 and the second knife groove 222 are positioned on the same side. The central arc of the first groove 211 and the central arc of the second groove 221 are connected and fall on the same circle.
Referring to fig. 5, the upper die 3 includes a left upper die 31, a right upper die 32 and an upper die base 33 having an upper mounting groove 331, the left upper die 31 and the right upper die 32 are fixed in the upper mounting groove 331, a third groove 311 is recessed inwards from the bottom of the left upper die 31, and the third groove 311 is an arc-shaped groove. One side of the left upper die 31 is further provided with a third knife groove 312, the third knife groove 312 is communicated with the third groove 311, a fourth groove 321 is concavely arranged from the top surface of the right upper die 32, and the fourth groove 321 is an arc-shaped groove. A fourth blade groove 322 is further formed in one side of the right upper die 32, the fourth blade groove 322 is communicated with the fourth groove 321, and the third blade groove 312 and the fourth blade groove 322 are located on the same side. The central arc of the fourth groove 321 is connected to the central arc of the third groove 311 and falls on the same circle.
After the upper die 3 and the lower die 2 are connected, the first groove 211 and the third groove 311 enclose the first fixing groove 20, the second groove 221 and the fourth groove 321 enclose the second fixing groove 30, the first blade groove 212 and the third blade groove 312 enclose the left blade groove 201, and the second blade groove 222 and the fourth blade groove 322 enclose the right blade groove 301.
Referring to fig. 2, the first driving assembly 4 includes a first cylinder 41, a fixed plate 42 for fixing the first cylinder 41, a guide post 43 connected to the fixed plate 42, a movable plate 44 passing through the guide post 32 and located below the fixed plate 42, and a guide sleeve 45, wherein one end of the guide post 43 is connected to the fixed plate 42, the other end of the guide post 43 is connected to the worktable 1, the guide sleeve 45 is sleeved between the guide post 43 and the movable plate 44, and a cylinder rod of the first cylinder 41 is connected to the movable plate 44. The upper mold base 33 is fixed at the bottom of the movable plate 44, and the first oil cylinder 41 drives the upper mold base 33 and the upper mold 3 to move up and down through the oil cylinder rod and the movable plate 44.
Referring to fig. 1 and 2, the second driving assembly 6 includes a second oil cylinder 61, an oil cylinder fixing seat 62 for fixing the second oil cylinder 61, a sliding seat 63 and a sliding rail 64, the oil cylinder fixing seat 62 is fixed on the workbench 1, an end of an oil cylinder rod of the second oil cylinder 61 is fixed with one end of the sliding seat 63, the sliding seat 63 is connected with the sliding rail 64 in a sliding manner, and an end of the punching knife 5 is fixed with the other end of the sliding seat 63. The second oil cylinder 61 drives the sliding seat 63 to slide along the sliding rail 64 through the oil cylinder rod, the sliding seat 63 drives the punching knife 5 to move in the left knife slot 201, the other group of second oil cylinders 61 drives the sliding seat 63 to slide along the sliding rail 64 through the oil cylinder rod, and the sliding seat 63 drives the other punching knife 5 to move in the right knife slot 301.
The working process of the utility model is as follows: put into first recess 211, second recess 221 with the arc pipe fitting, first drive assembly 4 drives last mould 3 and moves down until last mould 3 is connected with lower mould 2, the arc pipe fitting is fixed in first fixed slot 20 and second fixed slot 30, later second hydro-cylinder 61 drives sliding seat 63 through the hydro-cylinder pole and slides along slide rail 64, sliding seat 63 drives die cutter 5 and moves in left sword groove 201, another group of second hydro-cylinder 61 drives sliding seat 63 through the hydro-cylinder pole and slides along slide rail 64, sliding seat 63 drives another die cutter 5 and moves in right sword groove 301, realize die cutter 5 to the horizontal blanking of arc pipe fitting both ends surface, form the breach.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a pipe fitting double-end plane arc punching device which characterized in that: the pipe fitting fixing device comprises a workbench, a lower die fixed on the workbench, an upper die positioned above the lower die, a first driving assembly connected with the upper die, and a second driving assembly arranged on two sides of the lower die and connected with each punching die, wherein the upper die and the lower die are connected into a whole and can move relatively, the upper die and the lower die are enclosed into a first fixing groove and a second fixing groove for fixing pipe fittings after being connected, the first fixing groove and the second fixing groove are arc-shaped grooves, the central arc line of the first fixing groove and the central arc line of the second fixing groove are connected and fall on the same circle, a left knife groove is arranged on one side of the first fixing groove, a right knife groove is arranged on one side of the second fixing groove, one punching knife moves in the left knife groove, and the other punching knife moves in the right knife groove.
2. The double-ended planar arcing apparatus of claim 1, wherein: the lower mould includes left lower mould, right lower mould and is equipped with the bed die base of mounting groove down, a left side lower mould the right side lower mould is fixed in the mounting groove down, go up the mould and include left side upper mould, right side upper mould and be equipped with the bed die base of mounting groove, left side upper mould the right side upper mould is fixed go up in the mounting groove.
3. The double-ended planar arcing apparatus of claim 2, wherein: a first groove is concavely arranged from the bottom of the left lower die, a first knife groove communicated with the first groove is also arranged on one side of the left lower die, a second groove is concavely arranged from the top surface of the right lower die, a second knife groove communicated with the second groove is also arranged on one side of the right lower die, a third groove is inwards recessed from the bottom of the left upper die, a third knife groove is also arranged on one side of the left upper die, a fourth groove is inwards recessed from the top surface of the right upper die, a fourth cutter groove is also arranged on one side of the right upper die, after the upper die and the lower die are connected, the first groove and the third groove enclose the first fixing groove, the second groove and the fourth groove enclose the second fixing groove, the first cutter groove and the third cutter groove enclose the left cutter groove, and the second cutter groove and the fourth cutter groove enclose the right cutter groove.
4. The double-ended planar arcing apparatus of claim 2, wherein: the first driving assembly comprises a first oil cylinder, a fixed plate used for fixing the first oil cylinder, a guide post connected with the fixed plate, a movable plate and a guide sleeve, wherein the guide post is located below the fixed plate, one end of the guide post is connected with the fixed plate, the other end of the guide post is connected with the workbench, the guide sleeve is sleeved on the guide post and between the movable plates, an oil cylinder rod of the first oil cylinder is connected with the movable plate, and an upper die base is fixed to the bottom of the movable plate.
5. The double-ended planar arcing apparatus of claim 1, wherein: the second driving assembly comprises a second oil cylinder, an oil cylinder fixing seat used for fixing the second oil cylinder, a sliding seat and a sliding rail, the oil cylinder fixing seat is fixed on the workbench, the end part of an oil cylinder rod of the second oil cylinder is fixed with one end of the sliding seat, the sliding seat is connected with the sliding rail in a sliding mode, and the end part of the punching cutter is fixed with the other end of the sliding seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121854448.1U CN215879456U (en) | 2021-08-10 | 2021-08-10 | Double-end plane arc punching device for pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121854448.1U CN215879456U (en) | 2021-08-10 | 2021-08-10 | Double-end plane arc punching device for pipe fitting |
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| Publication Number | Publication Date |
|---|---|
| CN215879456U true CN215879456U (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121854448.1U Active CN215879456U (en) | 2021-08-10 | 2021-08-10 | Double-end plane arc punching device for pipe fitting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114670267A (en) * | 2022-03-30 | 2022-06-28 | 常州恒联机械五金有限公司 | Double-head plane hydraulic shovel tube mechanism of refrigerator handle |
-
2021
- 2021-08-10 CN CN202121854448.1U patent/CN215879456U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114670267A (en) * | 2022-03-30 | 2022-06-28 | 常州恒联机械五金有限公司 | Double-head plane hydraulic shovel tube mechanism of refrigerator handle |
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