CN213104146U - Right-angle elbow pipe necking device - Google Patents
Right-angle elbow pipe necking device Download PDFInfo
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- CN213104146U CN213104146U CN202021949375.XU CN202021949375U CN213104146U CN 213104146 U CN213104146 U CN 213104146U CN 202021949375 U CN202021949375 U CN 202021949375U CN 213104146 U CN213104146 U CN 213104146U
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- positioning block
- pipe
- hydraulic cylinder
- shaped
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Abstract
The utility model discloses a right-angle bent pipe necking device, which comprises an L-shaped workbench, wherein two working table surfaces of the L-shaped workbench are mutually vertical, a first pipe contracting mechanism and a second pipe contracting mechanism which correspond to two ends of a pipe fitting are respectively arranged on the two working table surfaces, and a positioning and clamping mechanism is arranged at the vertical intersection of the two working table surfaces; the positioning and clamping mechanism comprises an upper positioning block and a lower positioning block, the lower positioning block is arranged at the vertical intersection of the two working platforms, the upper positioning block is arranged right above the lower positioning block, and the lower positioning block and the upper positioning block are matched to form an L-shaped clamping groove for placing the pipe fitting. The utility model discloses simple structure, convenient operation, job stabilization carries out the centre gripping through last locating piece and the L shape clamping groove that down location fit formed to the pipe fitting and fixes, then the synchronous punching press in pipe fitting both ends of first draw mechanism of rethread and second draw mechanism, can once only accomplish both ends throat processing.
Description
Technical Field
The utility model relates to a pipe processing technology field specifically is a right angle return bend throat device.
Background
Necking is a forming process in which a cylindrical or tubular workpiece that has been drawn in advance is passed through a necking die to reduce the diameter of the mouth thereof. And the necking die is a punching die for reducing the radial size of the end part of the hollow blank or the tubular blank.
At present, the prior art has some defects in the necking process of straight angle elbow pipes, for example; the conventional necking device cannot synchronously process two ends of a right-angle bent pipe at one time, and the clamping is difficult due to the shape limitation of the right-angle bent pipe, so that the necking device for the right-angle bent pipe is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, provide a right angle return bend throat device.
The utility model discloses technical scheme:
a right-angle elbow necking device comprises an L-shaped workbench, wherein two workbench surfaces of the L-shaped workbench are vertical to each other, a first pipe contracting mechanism and a second pipe contracting mechanism which correspond to two ends of a pipe fitting are respectively arranged on the two workbench surfaces, a positioning and clamping mechanism is arranged at the vertical intersection of the two workbench surfaces,
the first pipe reducing mechanism and the second pipe reducing mechanism are identical in structure, the first pipe reducing mechanism comprises a first hydraulic cylinder support, a first hydraulic cylinder, a first guide shaft and a first necking die, the first hydraulic cylinder is mounted at one end of the workbench through the first hydraulic cylinder support, the output end of the first hydraulic cylinder penetrates through the first hydraulic cylinder support to be connected with the first guide shaft, and the first necking die is arranged at one end of the first guide shaft;
the positioning and clamping mechanism comprises an upper positioning block and a lower positioning block, the lower positioning block is arranged at the vertical intersection of the two working platforms, the upper positioning block is arranged right above the lower positioning block, and the lower positioning block and the upper positioning block are matched to form an L-shaped clamping groove for placing the pipe fitting.
Preferably, the lower surface of the upper positioning block is provided with an upper L-shaped semicircular groove, and the upper surface of the lower positioning block is provided with a lower L-shaped semicircular groove which is matched with the upper L-shaped semicircular groove to form the L-shaped clamping groove.
Preferably, the worktable surface is provided with a first guide shaft supporting seat for inserting and guiding the first guide shaft.
Preferably, the supporting plate is installed through the support column in the top of lower locating piece, is equipped with the third pneumatic cylinder in the supporting plate, and the output of third pneumatic cylinder passes the supporting plate downwards and installs the upper fixed plate, and the bottom of upper fixed plate is equipped with the upper padding plate, and the bottom of upper padding plate is equipped with the locating piece.
The utility model discloses simple structure, convenient operation, job stabilization carries out the centre gripping through last locating piece and the L shape clamping groove that down location fit formed to the pipe fitting and fixes, then the synchronous punching press in pipe fitting both ends of first draw mechanism of rethread and second draw mechanism, can once only accomplish both ends throat processing.
Drawings
Fig. 1 is a top view of a preferred embodiment of the present invention;
FIG. 2 is a schematic view taken along A-A of FIG. 1;
FIG. 3 is a top view of a lower positioning block according to a preferred embodiment of the present invention;
in the figure: the hydraulic support comprises an L-shaped workbench 1, a first hydraulic cylinder support 2, a first hydraulic cylinder 3, a first guide shaft support seat 4, a first guide shaft 5, a first necking die 6, a second hydraulic cylinder support 7, a second hydraulic cylinder 8, a second guide shaft support seat 9, a second guide shaft 10, a second necking die 11, a support plate 12, a third hydraulic cylinder 13, a support column 14, an upper fixing plate 15, an upper padding plate 16, an upper positioning block 17, a lower positioning block 18, a lower padding plate 19, an upper L-shaped semicircular groove 171 and a lower L-shaped semicircular groove 181.
Detailed Description
The present invention can be further described by the following embodiments, however, the scope of the present invention is not limited to the following embodiments.
Example 1: as shown in figures 1-3, the right-angle elbow pipe necking device comprises an L-shaped workbench 1, two workbench surfaces of the L-shaped workbench are vertical to each other, a first pipe shrinking mechanism and a second pipe shrinking mechanism corresponding to two ends of a pipe fitting are respectively arranged on the two workbench surfaces, a positioning and clamping mechanism is arranged at the vertical intersection of the two workbench surfaces,
the first pipe reducing mechanism and the second pipe reducing mechanism are identical in structure, the first pipe reducing mechanism comprises a first hydraulic cylinder support 2, a first hydraulic cylinder 3, a first guide shaft 5 and a first necking die 6, the first hydraulic cylinder 3 is mounted at one end of the workbench through the first hydraulic cylinder support 2, the output end of the first hydraulic cylinder 3 penetrates through the first hydraulic cylinder support 2 and is connected with the first guide shaft 5, and the first necking die 6 is arranged at one end of the first guide shaft 5;
the positioning and clamping mechanism comprises an upper positioning block 17 and a lower positioning block 18, the lower positioning block 18 is arranged at the vertical intersection of the two working platforms, the upper positioning block 17 is arranged right above the lower positioning block 18, an L-shaped clamping groove for placing the pipe fitting is formed between the lower positioning block 18 and the upper positioning block 17 in a matched mode, and the inner diameter of the L-shaped clamping groove is consistent with the outer diameter of the pipe fitting.
Preferably, the lower surface of the upper positioning block 17 is provided with an upper L-shaped semicircular groove 171, the upper surface of the lower positioning block 18 is provided with a lower L-shaped semicircular groove 181 matched with the upper L-shaped semicircular groove 171 to form the L-shaped clamping groove, and the workpiece is clamped through the upper positioning block and the lower L-shaped clamping groove formed by positioning and matching, so that the pipe fitting is conveniently positioned, and the stability of pipe fitting clamping is ensured.
Preferably, the worktable surface is provided with a first guide shaft supporting seat 4 for inserting and guiding a first guide shaft 5.
Preferably, a supporting plate 12 is installed above the lower positioning block 18 through a supporting column 14, a third hydraulic cylinder 13 is arranged on the supporting plate 12, an output end of the third hydraulic cylinder 13 penetrates downwards through the supporting plate 12 to be installed with an upper fixing plate 15, an upper cushion plate 16 is arranged at the bottom of the upper fixing plate 15, and an upper positioning block 17 is arranged at the bottom of the upper cushion plate 16.
The utility model discloses the use is well positioned in the lower L shape half slot 181 of locating piece 18 under arranging the pipe fitting in, then the extension of operating personnel control third pneumatic cylinder 13, third pneumatic cylinder 13 extends and drives down 17 down with 18 compound dies of locating piece clip the pipe fitting, then operating personnel control first pneumatic cylinder 3 and the extension of second pneumatic cylinder 8, first pneumatic cylinder 3 and second pneumatic cylinder 8 drive first throat mould 6 respectively, second throat mould 11 removes and punching press pipe fitting tip to pipe fitting both ends to realize the synchronous throat processing in pipe fitting both ends.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only one solution, and such description is for clarity only, and those skilled in the art should take the description as a whole, and the solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.
Claims (4)
1. A right-angle elbow necking device comprises an L-shaped workbench (1), wherein two working table surfaces of the L-shaped workbench are vertical to each other, and the device is characterized in that a first pipe contracting mechanism and a second pipe contracting mechanism which correspond to two ends of a pipe fitting are respectively arranged on the two working table surfaces, a positioning and clamping mechanism is arranged at the vertical intersection of the two working table surfaces,
the first pipe reducing mechanism and the second pipe reducing mechanism are identical in structure, the first pipe reducing mechanism comprises a first hydraulic cylinder support (2), a first hydraulic cylinder (3), a first guide shaft (5) and a first reducing mold (6), the first hydraulic cylinder (3) is installed at one end of the workbench through the first hydraulic cylinder support (2), the output end of the first hydraulic cylinder (3) penetrates through the first hydraulic cylinder support (2) to be connected with the first guide shaft (5), and the first reducing mold (6) is arranged at one end of the first guide shaft (5);
the positioning and clamping mechanism comprises an upper positioning block (17) and a lower positioning block (18), the lower positioning block (18) is arranged at the vertical intersection of the two working platforms, the upper positioning block (17) is arranged right above the lower positioning block (18), and the lower positioning block (18) and the upper positioning block (17) are matched to form an L-shaped clamping groove for placing the pipe fitting.
2. The quarter bend necking device according to claim 1, wherein the lower surface of the upper positioning block (17) is provided with an upper L-shaped semicircular groove (171), and the upper surface of the lower positioning block (18) is provided with a lower L-shaped semicircular groove (181) which cooperates with the upper L-shaped semicircular groove (171) to form the L-shaped clamping groove.
3. The device for reducing the diameter of a right angle elbow according to claim 1, wherein the table top is provided with a first guide shaft support base (4) for inserting and guiding the first guide shaft (5).
4. The device for reducing the angle bending pipe according to claim 1, wherein a support plate (12) is installed above the lower positioning block (18) through a support column (14), a third hydraulic cylinder (13) is arranged on the support plate (12), an upper fixing plate (15) is installed at the output end of the third hydraulic cylinder (13) and penetrates through the support plate (12) downwards, an upper cushion plate (16) is arranged at the bottom of the upper fixing plate (15), and an upper positioning block (17) is arranged at the bottom of the upper cushion plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021949375.XU CN213104146U (en) | 2020-09-09 | 2020-09-09 | Right-angle elbow pipe necking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021949375.XU CN213104146U (en) | 2020-09-09 | 2020-09-09 | Right-angle elbow pipe necking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213104146U true CN213104146U (en) | 2021-05-04 |
Family
ID=75660876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021949375.XU Expired - Fee Related CN213104146U (en) | 2020-09-09 | 2020-09-09 | Right-angle elbow pipe necking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213104146U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115194036A (en) * | 2022-09-11 | 2022-10-18 | 苏州荣纳自动化科技有限公司 | Double-end hydraulic pipe end forming machine with temperature regulation and control function |
-
2020
- 2020-09-09 CN CN202021949375.XU patent/CN213104146U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115194036A (en) * | 2022-09-11 | 2022-10-18 | 苏州荣纳自动化科技有限公司 | Double-end hydraulic pipe end forming machine with temperature regulation and control function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210504 Termination date: 20210909 |