CN220635928U - Crease-resistant die for metal bent pipe - Google Patents
Crease-resistant die for metal bent pipe Download PDFInfo
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- CN220635928U CN220635928U CN202321702838.6U CN202321702838U CN220635928U CN 220635928 U CN220635928 U CN 220635928U CN 202321702838 U CN202321702838 U CN 202321702838U CN 220635928 U CN220635928 U CN 220635928U
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- 239000002184 metal Substances 0.000 title claims abstract description 29
- 238000000576 coating method Methods 0.000 claims abstract description 44
- 239000011248 coating agent Substances 0.000 claims abstract description 42
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000005452 bending Methods 0.000 abstract description 28
- 238000012545 processing Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000037228 dieting effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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Abstract
The utility model discloses a crease-resist die for a metal bent pipe, which comprises a crease-resist die main body, wherein a first rotary clamping die is arranged at the rear end of the crease-resist die main body, a second rotary clamping die is arranged on one side of the first rotary clamping die, and a first circular arc groove is formed in the middle position of one side of the crease-resist die main body. Through being provided with wear-resisting structure in the inboard in first circular arc groove, second circular arc groove and third circular arc groove, with first wear-resisting coating, second wear-resisting coating and third wear-resisting coating evenly set up respectively in the inboard in second circular arc groove, first circular arc groove and third circular arc groove when using, make the circular arc inslot more wear-resisting through first wear-resisting coating, second wear-resisting coating and third wear-resisting coating, mould wearing and tearing tubular metal resonator when preventing the pipe bending, prevent wearing and tearing seriously influence return bend quality after the long-time pipe bending of crease-resist mould simultaneously to the effectual wear resistance who improves the crease-resist mould.
Description
Technical Field
The utility model relates to the technical field of bent pipes, in particular to an anti-crease mold for a metal bent pipe.
Background
The metal pipe is bent by a pipe bending machine according to the requirement in the production and manufacturing process, and an anti-crease die is needed to prevent the bending position from wrinkling to influence the normal use of the metal pipe when the metal pipe is bent, so that the bending position of the metal pipe is smooth and has no wrinkling during the bending process, and the bending processing quality of the metal pipe is ensured;
the utility model discloses a crease-resistant pipe die as disclosed in the utility model with an authorized bulletin number of CN213671453U, which comprises a crease-resistant die, wherein a core pulling is arranged at the upper end of the crease-resistant die, a rotating die is arranged at the right end of the crease-resistant die, a clamping die I which is flush with the crease-resistant die is arranged on the rotating die, a clamping die II which is correspondingly matched with the rotating die is arranged at the lower end of the clamping die, an arc-shaped corner is arranged at the left end of the clamping die II, arc grooves are formed in the upper ends of the clamping die II and the clamping die I, a universal ball is arranged at the upper end of the arc grooves, and the universal ball is arranged at the right end part of the crease-resistant die. The pipe bending machine comprises a first clamping die and a second clamping die, wherein the pipe to be bent is inserted into a universal ball, a core pulling is inserted into a bent pipe, and the bent pipe is rotated by a rotating die, so that no obvious fold dent is formed at the bent pipe in the pipe bending process due to the actions of the crease-resistant die and the universal ball, and the transition is smooth; therefore, the utility model has the advantages of novel design, simple structure, good crease-resist effect and high pipe bending efficiency. However, the technical scheme is that the inner circular arc groove of the die is easy to abrade the metal pipe during bending processing in the application process, and the inner circular arc groove is easy to abrade after long-time use to influence the quality of the bent pipe, so that the technical problem of insufficient abrasion resistance exists.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides the crease-resistant die for the metal bent pipe, which can solve the technical problems that the inner circular arc groove of the die is easy to abrade the metal pipe during bending processing, the inner circular arc groove is easy to abrade after long-time use to influence the quality of the bent pipe, and the abrasion resistance is insufficient.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a metal is crease-resist mould for return bend, includes the crease-resist mould main part, the rear end of crease-resist mould main part is provided with first rotatory clamp mould, one side of first rotatory clamp mould is provided with the rotatory clamp mould of second, the intermediate position department of crease-resist mould main part one side is provided with first circular arc groove, the intermediate position department in the second rotatory clamp mould outside is provided with the second circular arc groove, the intermediate position department of the inside front end of the rotatory clamp mould of first is provided with rotatory pilot hole, one side of crease-resist mould main part is provided with first mount pad, one side of first rotatory clamp mould is provided with the second mount pad, front end and the rear end at the inside both ends of first mount pad and second mount pad are provided with the mounting hole respectively, be provided with the limit structure between the bottom and the both ends of crease-resist mould main part and first rotatory clamp mould one side of second rotatory clamp mould outside, the inboard of first circular arc groove, second circular arc groove and third groove are provided with wear-resisting structure.
As a preferable technical scheme of the utility model, the limiting mechanism comprises limiting caulking grooves which are respectively arranged at two ends of one side of the crease-resistant die main body and one side of the first rotary clamping die, and limiting fillets are respectively arranged at two ends of the outer side of the second rotary clamping die.
As a preferable technical scheme of the utility model, the wear-resistant structure comprises a first wear-resistant coating, the first wear-resistant coating is arranged in the second circular arc groove, the second wear-resistant coating is arranged in the first circular arc groove, and the third wear-resistant coating is arranged in the third circular arc groove.
As a preferable technical scheme of the utility model, the mounting holes are symmetrically arranged at two ends of the inside of the first assembly seat and the second assembly seat respectively, and the inner radians of the first circular arc groove, the second circular arc groove and the third circular arc groove are the same.
As a preferred embodiment of the present utility model, the limiting strips are each in a "U" shape, and the limiting strips are engaged with the inside of the limiting insertion groove.
As a preferable technical scheme of the utility model, the first wear-resistant coating, the second wear-resistant coating and the third wear-resistant coating are uniformly distributed in the second circular arc groove, the first circular arc groove and the third circular arc groove respectively.
Compared with the prior art, the utility model has the following beneficial effects:
1. the inner sides of the first arc groove, the second arc groove and the third arc groove are provided with the wear-resistant structures, and the first wear-resistant coating, the second wear-resistant coating and the third wear-resistant coating are respectively and uniformly arranged on the inner sides of the second arc groove, the first arc groove and the third arc groove when in use, so that the inner sides of the arc grooves are more wear-resistant through the first wear-resistant coating, the second wear-resistant coating and the third wear-resistant coating, a metal pipe is prevented from being worn by a die during pipe bending, and the quality of a bent pipe is prevented from being seriously influenced by wear of the crease-resistant die after long-time pipe bending, so that the wear resistance of the crease-resistant die is effectively improved;
2. through being provided with the limit structure between the outside bottom and the bottom of second rotatory clamp mould and the both ends of crease-resist die main part and first rotatory clamp mould one side, limit the fillet and remove in prescribing a limit the caulking groove respectively with the relative in the relative rotation of second rotatory clamp mould in the in-process of crease-resist die main part one side bending processing when using to first rotatory clamp mould and second rotatory clamp mould, with this to the relative motion between the three is prescribe a limit to, guarantees the stability of metal tube bending processing, and the skew influences the bending processing quality about first rotatory clamp mould and the second rotatory clamp mould when preventing the return bend, and the practicality is strong.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
FIG. 3 is a schematic perspective view of a crease-resistant mold according to the present utility model;
fig. 4 is a schematic perspective view of a first rotary clamping die according to the present utility model.
Wherein: 1. a crease-resist die body; 2. a first rotary clamping die; 3. a first circular arc groove; 4. defining a caulking groove; 5. a second rotary clamping die; 6. a second circular arc groove; 7. a first wear-resistant coating; 8. rotating the assembly hole; 9. defining a fillet; 10. a mounting hole; 11. a first mount; 12. a second wear-resistant coating; 13. a third wear-resistant coating; 14. a second mount; 15. and a third arc groove.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.
Examples
Referring to fig. 1-4, the present utility model provides a crease-resist die for a metal bending tube, comprising a crease-resist die main body 1, a first rotary clamping die 2 is arranged at the rear end of the crease-resist die main body 1, a second rotary clamping die 5 is arranged at one side of the first rotary clamping die 2, a first circular arc groove 3 is arranged at the middle position of one side of the crease-resist die main body 1, the length of the first circular arc groove 3 penetrates through one side of the crease-resist die main body 1, a second circular arc groove 6 is arranged at the middle position of the outer side of the second rotary clamping die 5, a third circular arc groove 15 is arranged at the middle position of one side of the first rotary clamping die 2, the length of the third circular arc groove 15 penetrates through one side of the first rotary clamping die 2, the inner radians of the first circular arc groove 3, the second circular arc groove 6 and the third circular arc groove 15 are the same, the first arc groove 3, the second arc groove 6 and the third arc groove 15 are matched with the outer part of a metal pipe needing to be subjected to pipe bending, wrinkles can be effectively prevented from occurring during pipe bending, a rotary assembly hole 8 is formed in the middle position of the front end inside the second rotary clamping die 5, a first assembly seat 11 is formed in one side of the crease-resistant die main body 1, a second assembly seat 14 is formed in one side of the first rotary clamping die 2, mounting holes 10 are respectively formed in the front ends and the rear ends of the two ends inside the first assembly seat 11 and the second assembly seat 14, the mounting holes 10 are symmetrically formed in the two ends inside the first assembly seat 11 and the second assembly seat 14 respectively, and the mounting holes 10 formed in the first assembly seat 11 and the second assembly seat 14 can facilitate stable installation of the crease-resistant die main body 1 and the first rotary clamping die 2, so that the stability of the die during pipe bending is ensured;
as a further implementation manner of this embodiment, as shown in fig. 1, 3 and 4, the inner sides of the first circular arc groove 3, the second circular arc groove 6 and the third circular arc groove 15 are provided with wear-resistant structures, the wear-resistant structures comprise a first wear-resistant coating 7, the first wear-resistant coating 7 is arranged in the second circular arc groove 6, the second wear-resistant coating 12 is arranged in the first circular arc groove 3, the third wear-resistant coating 13 is arranged in the third circular arc groove 15, the first wear-resistant coating 7, the second wear-resistant coating 12 and the third wear-resistant coating 13 are uniformly distributed in the second circular arc groove 6, the first circular arc groove 3 and the third circular arc groove 15 respectively, the inner sides of the second circular arc groove 6, the first circular arc groove 3 and the third circular arc groove 15 are higher in wear-resistant performance, the metal pipe is prevented from being worn by the mould during pipe bending processing, and the quality is prevented from being seriously affected by wear after the pipe bending processing for a long time;
when in use, the first wear-resistant coating 7, the second wear-resistant coating 12 and the third wear-resistant coating 13 are respectively and uniformly arranged on the inner sides of the second circular arc groove 6, the first circular arc groove 3 and the third circular arc groove 15, and the inner sides of the circular arc grooves are more wear-resistant through the first wear-resistant coating 7, the second wear-resistant coating 12 and the third wear-resistant coating 13;
as a further implementation manner of this embodiment, as shown in fig. 1-4, a limiting structure is arranged between the bottom and the bottom of the outer part of the second rotary clamping die 5 and two ends of one side of the crease-resist die main body 1 and the first rotary clamping die 2, the limiting mechanism comprises a limiting caulking groove 4, the limiting caulking groove 4 is respectively arranged at two ends of one side of the crease-resist die main body 1 and one side of the first rotary clamping die 2, the limiting caulking groove 4 is respectively symmetrically arranged at one side of the crease-resist die main body 1 and one side of the first rotary clamping die 2, two ends of the outer side of the second rotary clamping die 5 are respectively provided with a limiting caulking bar 9 in a U shape, the limiting caulking bar 9 is matched with the inside of the limiting caulking groove 4, and the limiting caulking bar 9 relatively rotates along with the first rotary clamping die 2 and the second rotary clamping die 5 at one side of the crease-resist die main body 1 so as to move in the limiting caulking groove 4, thereby limiting the relative movement among the three, ensuring the stability of the pipe bending processing, preventing the first rotary clamping die 2 and the second rotary clamping die 5 from shifting up and down during the pipe bending processing, and affecting the quality of the bending processing, and being strong in practicability;
when the metal pipe bending device is used, the first rotary clamping die 2 and the second rotary clamping die 5 relatively rotate on one side of the crease-resist die main body 1 to respectively move in the limiting caulking groove 4 along with the limiting caulking groove 9 in the process of bending the metal pipe, so that the first rotary clamping die 2 and the second rotary clamping die 5 are stabilized to prevent vertical deflection;
the specific working principle is as follows:
when the crease-resist die is used, the crease-resist die main body 1, the first rotary clamping die 2 and the second rotary clamping die 5 are respectively installed through the first assembling seat 11, the second assembling seat 14 and the installation holes 10 and the rotary assembling holes 8 arranged in the first and second assembling seats, a metal pipe is placed in the circular arc grooves during processing, the driving mechanism drives the first rotary clamping die 2 and the second rotary clamping die 5 to move relative to the crease-resist die main body 1 so as to bend the metal pipe, the limiting filler rod 9 moves in the limiting caulking groove 4 correspondingly, the first and second rotary clamping dies 2 and 5 are stabilized against vertical deflection, the first and second wear-resistant coatings 7, 12 and 13 are uniformly arranged in the inner sides of the second and third circular arc grooves 6, 3 and 15 respectively, the inner sides of the circular arc grooves are more wear-resistant through the first and second wear-resistant coatings 7, 12 and 13, the wear of the die and the bent pipe can be reduced, and the quality of the bent pipe can be ensured.
In the present utility model, 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.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. Crease-resist die for metal bent pipe, including crease-resist die body (1), its characterized in that: the anti-wrinkling device comprises a crease-resistant die body (1), wherein a first rotary clamping die (2) is arranged at the rear end of the crease-resistant die body (1), a second rotary clamping die (5) is arranged on one side of the first rotary clamping die (2), a first circular arc groove (3) is arranged at the middle position of one side of the crease-resistant die body (1), a second circular arc groove (6) is arranged at the middle position of the outer side of the second rotary clamping die (5), a third circular arc groove (15) is arranged at the middle position of one side of the first rotary clamping die (2), a rotary assembly hole (8) is arranged at the middle position of the front end of the inner side of the second rotary clamping die (5), a first assembly seat (11) is arranged on one side of the crease-resistant die body (1), a second assembly seat (14) is arranged on one side of the first rotary clamping die (2), mounting holes (10) are respectively arranged at the front end and the rear end of the two ends of the inner side of the first assembly seat (11) and the second assembly seat (14), a third circular arc groove (15) is arranged between the bottom of the outer side of the second rotary clamping die (5) and the main body and the first circular arc groove (1) and the first circular arc groove (6), and the first circular arc groove (3) is arranged at two ends of the first circular arc structure (6).
2. A crease-resist die for a metal bend according to claim 1, characterized in that: the limiting structure comprises limiting caulking grooves (4), wherein the limiting caulking grooves (4) are respectively arranged at two ends of one side of the crease-resistant die main body (1) and one side of the first rotary clamping die (2), and limiting insertion strips (9) are respectively arranged at two ends of the outer side of the second rotary clamping die (5).
3. A crease-resist die for a metal bend according to claim 1, characterized in that: the wear-resisting structure comprises a first wear-resisting coating (7), the first wear-resisting coating (7) is arranged in the second arc groove (6), a second wear-resisting coating (12) is arranged in the first arc groove (3), and a third wear-resisting coating (13) is arranged in the third arc groove (15).
4. A crease-resist die for a metal bend according to claim 1, characterized in that: the mounting holes (10) are symmetrically arranged at two ends of the inside of the first assembly seat (11) and the second assembly seat (14), and the inner radians of the first circular arc groove (3), the second circular arc groove (6) and the third circular arc groove (15) are the same.
5. A crease-resist die for a metal bend according to claim 2, characterized in that: the limiting fillets (9) are U-shaped respectively, and the limiting fillets (9) are matched with the inner parts of the limiting caulking grooves (4).
6. A crease-resist die for a metal bend according to claim 3, wherein: the first wear-resistant coating (7), the second wear-resistant coating (12) and the third wear-resistant coating (13) are uniformly distributed in the second circular arc groove (6), the first circular arc groove (3) and the third circular arc groove (15) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321702838.6U CN220635928U (en) | 2023-07-01 | 2023-07-01 | Crease-resistant die for metal bent pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321702838.6U CN220635928U (en) | 2023-07-01 | 2023-07-01 | Crease-resistant die for metal bent pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220635928U true CN220635928U (en) | 2024-03-22 |
Family
ID=90291131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321702838.6U Active CN220635928U (en) | 2023-07-01 | 2023-07-01 | Crease-resistant die for metal bent pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220635928U (en) |
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2023
- 2023-07-01 CN CN202321702838.6U patent/CN220635928U/en active Active
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