CN219899803U - Hemming die structure for inner cylinder of furnace - Google Patents
Hemming die structure for inner cylinder of furnace Download PDFInfo
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- CN219899803U CN219899803U CN202321134232.7U CN202321134232U CN219899803U CN 219899803 U CN219899803 U CN 219899803U CN 202321134232 U CN202321134232 U CN 202321134232U CN 219899803 U CN219899803 U CN 219899803U
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- hemming
- mounting block
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- lower die
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- 238000009957 hemming Methods 0.000 title claims abstract description 50
- 238000002788 crimping Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of hemming dies, in particular to a hemming die structure of an inner cylinder of a furnace. The upper die comprises an upper die seat and a lower die, the upper die comprises an upper die seat, an upper hemming module arranged on the upper die seat through a connecting piece, the lower die comprises a lower die seat, a bottom mounting block arranged on the lower die seat through a nut, a stand column arranged on the bottom mounting block and an upper mounting block arranged on the stand column, a circle of hemming groove is formed in the upper hemming module, and the hemming groove comprises a leading-in end, an extending end, a hemming end, a rewinding end and a chamfering end which are sequentially arranged from an inner ring to an outer ring. The utility model has the advantages that: the bottom mounting block, the upright post, the upper mounting block and the hemming upper module are all mounted through the connecting piece, can be quickly detached and mounted, can be quickly replaced according to the model of a product, and is suitable for processing products of different models.
Description
Technical Field
The utility model relates to the technical field of hemming dies, in particular to a hemming die structure of an inner cylinder of a furnace.
Background
The crimping mechanism is a typical structure of a bending die in a stamping die, is commonly used for various workpieces needing to be crimped, and is usually required to bend the top of the workpiece to a certain extent before crimping the workpiece, so that smooth crimping is ensured, the pre-bending process for the workpiece in the prior art is complex, the efficiency is low, the workpiece is required to be molded twice, and time and labor are wasted.
The prior art is: the application number is: CN202121842879.6, which implements rapid hemming by die stamping, but the hemming mechanism is not hemming closed hemming, is semi-open, and is only suitable for hemming of one model size, so it is necessary to design a furnace inner barrel hemming die structure to solve the above problems.
Disclosure of Invention
The utility model aims to provide a hemming die structure for an inner cylinder of a furnace, which overcomes the defects in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a stove inner tube turn-up mould structure, its includes mould and lower mould, go up the mould and include and mould the seat, install through the connecting piece the last module of turn-up on the upper die base, its characterized in that: the lower die comprises a lower die holder, a bottom mounting block, a stand column and an upper mounting block, wherein the bottom mounting block is mounted on the lower die holder through a nut, the stand column is mounted on the bottom mounting block, the upper mounting block is mounted on the stand column, a circle of hemming groove is formed in the hemming upper module, and the hemming groove comprises a leading-in end, an extending end, a hemming end, a rewinding end and a chamfering end which are sequentially arranged from an inner ring to an outer ring.
Preferably, the length of the upright is less than the diameters of the bottom mounting block and the upper mounting block.
Preferably, the outer end of the upper mounting block is disposed corresponding to the extended end of the hemming groove.
Preferably, guide posts and guide sleeves are arranged around the upper die and the lower die.
The beneficial effects of the utility model are as follows: the bottom mounting block, the upright post, the upper mounting block and the hemming upper module are all mounted through the connecting piece, can be quickly detached and mounted, can be quickly replaced according to the model of a product, and are suitable for processing products of different models; through setting up reasonable turn-up groove cooperation and using, guarantee the precision of turn-up, disposable punching press turn-up improves efficiency greatly.
Drawings
FIG. 1 is a schematic drawing of a stamping structure of a hemming die structure for an inner barrel of a furnace according to the present utility model;
FIG. 2 is a schematic structural view of a hemming die structure for an inner barrel of a furnace according to the present utility model;
FIG. 3 is a schematic top view of a hemming die structure for an inner barrel of a furnace according to the present utility model;
FIG. 4 is a side view of a hemming die structure for an inner barrel of a furnace according to the present utility model;
FIG. 5 is an enlarged view of a portion of a hemming die structure for an inner barrel of a furnace according to the present utility model.
In the figure: 1. an upper die; 2. a lower die; 11. an upper touch seat; 12. a connecting piece; 13. a hemming upper module; 14. a hemming groove; 21. a lower die holder; 22. a bottom mounting block; 23. a column; 24. an upper mounting block; 3. a guide post; 4. guide sleeve; 141. an introduction end; 142. an extension end; 143. a hemming end; 144. a rewinding end; 145. chamfering the end; 5. an inner barrel of the furnace.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to 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 thus should not be construed as limiting the present utility model.
Referring to fig. 1 to 5, a hemming die structure for an inner cylinder of a furnace includes an upper die 1 and a lower die 2, the upper die 1 includes an upper die holder 11, a hemming upper die 13 mounted on the upper die holder through a connection member 12, and the lower die 2 includes a lower die holder 21, a bottom mounting block 22 mounted on the lower die holder 21 through a nut, a stand 23 mounted on the bottom mounting block 22, and an upper mounting block 24 mounted on the stand 23.
Guide posts 3 and guide sleeves 4 are arranged around the upper die 1 and the lower die 2. And the die assembly and the die opening are performed through the guiding cooperation of the guide post 3 and the guide sleeve 4.
The upper hemming module 13 is provided with a hemming groove 14, and the hemming groove 14 comprises a leading-in end 141, an extending end 142, a hemming end 143, a rewinding end 144 and a chamfering end 145 which are sequentially arranged from the inner circle to the outer circle.
The outer edge of the inner cylinder of the furnace is guided to be led in through the leading-in end 141, one end is moved along the extension end 142, and then the inner cylinder is curled along the edge curling end 143, and the rewinding end 144 is arranged in an inward protruding manner and used for guiding the moving direction after the curling, and is rewound inwards to form a closed loop, so that the curling is completed.
The bottom mounting block 22 and the upper mounting block 24 are arranged in a profiling way with the inner barrel of the furnace and are used for being matched with the inner barrel of the furnace to play a limiting role. The outer end of the upper mounting block is arranged corresponding to the extending end of the hemming groove.
The bottom mounting block 22, the upright post 23, the upper mounting block 24 and the hemming upper module 13 are all mounted through connecting pieces and nuts, can be quickly detached and mounted, can be quickly replaced according to the model of a product, and are suitable for processing products of different models.
In order to avoid the uprights affecting the bottom mounting block 22 and the upper mounting block 24 and to avoid the furnace inner barrel from mounting the wall, the length of the uprights 23 is smaller than the diameter of the bottom mounting block 22 and the upper mounting block 24, and the height of the uprights is the same as the furnace inner barrel.
In the embodiment, the corresponding furnace inner cylinder 5 is sleeved on the lower die 2, is matched with the bottom mounting block 22 and the upper mounting block 24 for carrying out profiling limiting mounting, is matched with the die, the outer edge of the furnace inner cylinder 5 is automatically curled through the matching of the upper curling module 13 and the curling groove 14, a product is curled out along the shape of the curling groove 14, and the die is used for producing the product curled to be suitable for the thickness of the product material below 1.0.
The utility model has the advantages that the bottom mounting block, the upright post, the upper mounting block and the hemming upper module are all mounted through the connecting piece, can be quickly disassembled and mounted, can be quickly replaced according to the model of the product, and is suitable for processing products of different models; through setting up reasonable turn-up groove cooperation and using, guarantee the precision of turn-up, disposable punching press turn-up improves efficiency greatly.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (4)
1. The utility model provides a stove inner tube turn-up mould structure, its includes mould and lower mould, go up the mould and include and mould the seat, install through the connecting piece the last module of turn-up on the upper die base, its characterized in that: the lower die comprises a lower die holder, a bottom mounting block, a stand column and an upper mounting block, wherein the bottom mounting block is mounted on the lower die holder through a nut, the stand column is mounted on the bottom mounting block, the upper mounting block is mounted on the stand column, a circle of hemming groove is formed in the hemming upper module, and the hemming groove comprises a leading-in end, an extending end, a hemming end, a rewinding end and a chamfering end which are sequentially arranged from an inner ring to an outer ring.
2. The furnace inner barrel hemming die structure of claim 1 wherein: the length of the upright post is smaller than the diameters of the bottom mounting block and the upper mounting block.
3. The furnace inner barrel hemming die structure of claim 2 wherein: the outer end of the upper mounting block is arranged corresponding to the extending end of the hemming groove.
4. The furnace inner barrel hemming die structure of claim 1 wherein: guide posts and guide sleeves are arranged around the upper die and the lower die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321134232.7U CN219899803U (en) | 2023-05-12 | 2023-05-12 | Hemming die structure for inner cylinder of furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321134232.7U CN219899803U (en) | 2023-05-12 | 2023-05-12 | Hemming die structure for inner cylinder of furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219899803U true CN219899803U (en) | 2023-10-27 |
Family
ID=88423231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321134232.7U Active CN219899803U (en) | 2023-05-12 | 2023-05-12 | Hemming die structure for inner cylinder of furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219899803U (en) |
-
2023
- 2023-05-12 CN CN202321134232.7U patent/CN219899803U/en active Active
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