CN210333990U - Conical cover stamping die - Google Patents
Conical cover stamping die Download PDFInfo
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- CN210333990U CN210333990U CN201920817913.0U CN201920817913U CN210333990U CN 210333990 U CN210333990 U CN 210333990U CN 201920817913 U CN201920817913 U CN 201920817913U CN 210333990 U CN210333990 U CN 210333990U
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Abstract
The utility model relates to a stamping die field discloses a conical cover stamping die. Including roughly draw the module, the finish draw module, cut edge module, first plastic module in advance, second plastic module and plastic module in advance. The rough drawing module comprises a drawing assembly for performing rough drawing on a product. The finish draw module includes tensile subassembly and is used for carrying out the finish draw components of a whole that can function independently head of finish machining to the product. The trimming die set is used for trimming the products formed by the fine drawing die set. The first pre-shaping module, the second pre-shaping module and the shaping module are matched with different shaping female dies through conical punches on shaping punches with different tapers, so that products are shaped. The utility model discloses an adopt stamping die's multichannel process to carry out the taper cap and roughly draw, the essence is drawn, cut edge, first plastic, second plastic and plastic in advance to the intensity and the hardness of taper cap have been increased, have improved the surface quality of taper cap, have also improved the tapering precision of taper cap simultaneously.
Description
Technical Field
The utility model relates to a stamping die field, in particular to conical cover stamping die.
Background
With the rapid development of molds, in modern industrial production, molds have become an indispensable important process equipment for producing various industrial products. The mold may be classified into a stamping mold, a hot forging mold, a plastic mold, a forging mold, a glass mold, a rubber mold, and the like. And the most widely used, and long-standing history of which is the stamping die. The stamping die comprises an upper die and a lower die, wherein the upper die arranged on the press can apply pressure to materials so as to enable the materials between the upper die and the lower die to be separated or plastically deformed, and therefore required parts can be machined.
Referring to fig. 1, there is shown a cap of a conical shape made of aluminum material for a lipstick tube case. The conical cover is formed by curling and pressing an aluminum sheet, and a connecting gap is reserved on the conical cover. The conical cover of this structure's structural strength is poor, and surface quality is poor, yielding, and conical cover tapering precision is low simultaneously. Therefore, a novel conical cover stamping die is needed, and the conical cover is formed through stamping, so that the comprehensive performance of the conical cover is improved.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides a conical cover stamping die carries out rough drawing, smart drawing, side cut, first plastic, second plastic and plastic in advance to the conical cover through the multichannel process that adopts stamping die to increase conical cover's intensity and hardness, improved conical cover's surface quality, also improved conical cover's tapering precision simultaneously.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a conical cover stamping die comprises a lower die, an upper die and a stamping driving mechanism, wherein a rough drawing module, a fine drawing module, a trimming module, a first pre-shaping module, a second pre-shaping module and a shaping module are mounted on the conical cover stamping die;
the rough drawing module comprises a drawing assembly; the stretching assembly comprises a stretching punch rod, a stretching stripping ring, a stretching cushion block and a tungsten steel forming ring; the stretching punch rod is arranged on the punching driving mechanism; the stretching stripping ring is fixedly arranged on the upper die; the drawing cushion block is fixedly arranged on the lower die, and the tungsten steel forming ring is arranged at the top end of the drawing cushion block; forming holes are formed in the stretching cushion block in the vertical direction of the stretching cushion block; a stretching hole is formed in the middle of the tungsten steel forming ring; an opening structure which expands outwards to be in a horn shape is arranged at the upper end of the stretching hole of the tungsten steel forming ring; the drawing punch rod is driven by the stamping driving mechanism, penetrates through the drawing stripping ring and the drawing hole, extends into the forming hole, and draws the raw material in the forming hole of the drawing cushion block for forming;
the fine drawing module comprises a drawing assembly and a fine drawing split head; the fine drawing split head is arranged at the front end of the drawing punch rod;
the trimming module is used for trimming the product formed by the fine drawing die;
the first pre-shaping module, the second pre-shaping module and the shaping module all comprise shaping components; the shaping component comprises a shaping punch rod, a shaping stripping ring, a shaping cushion block and a shaping female die; the shaping stripping ring is arranged on the upper die; the shaping punch rod is arranged on the punching driving mechanism; a conical punch head with a flat-top conical structure is arranged at the front end of the shaping punch rod; the conical punch on the shaping punch is matched with the shaping female die; the shaping female die is positioned below the shaping punch and fixed on the lower die; the shaping cushion block is arranged at the bottom end of the shaping female die; the conicity of the conical punches of the first pre-shaping module, the second pre-shaping module and the shaping module is gradually reduced; and the shaping punch rod is driven by the stamping driving mechanism to penetrate through the shaping stripping ring and extend into the shaping female die.
As an optimized scheme of the utility model, tensile jumper bar and plastic jumper bar all are connected with the die shank, the die shank is fixed on the punching press actuating mechanism for guarantee to make and go up the mould and be in punching press actuating mechanism has the position of an accurate transmission power.
As a preferred scheme of the utility model, the trimming module comprises a trimming component and a trimming guide head; the trimming component comprises a trimming punch rod, a trimming stripping ring, a trimming cushion block and a tungsten steel trimming ring; the trimming punch rod is arranged on the stamping driving mechanism; the trimming guide head is arranged at the front end of the trimming punch rod; the trimming guide head is arranged in a conical flat head structure; the trimming and stripping ring is fixedly arranged on the upper die; the trimming cushion block is fixedly arranged on the lower die, and the tungsten steel trimming ring is arranged at the top end of the trimming cushion block; the trimming cushion block is provided with trimming containing holes along the vertical direction of the trimming cushion block; a trimming hole is formed in the middle of the tungsten steel trimming ring; the stamping driving mechanism drives the trimming punch rod to enable the trimming guide head to penetrate through the trimming stripper ring and the trimming hole, a shearing surface is formed between the front end of the trimming punch rod and the opening of the trimming hole of the tungsten steel trimming ring, and trimming operation is carried out under the matching of the trimming punch rod and the tungsten steel trimming ring.
As a preferred scheme of the utility model, the taper of the conical punch on the shaping punch in the first pre-shaping module is 1: 3; the taper of a conical punch on the shaping punch in the second pre-shaping module is 1: 5; the taper of the conical punch on the shaping punch in the shaping module is 1: 7, so that the taper precision of the machined conical cover is ensured.
As an optimal scheme of the utility model, draw the module with the essence in the thick drawing the module the position circle is installed on the top of tungsten steel profiled ring, has guaranteed the accuracy nature of tensile jumper bar when the punching press.
As an optimal scheme the utility model discloses a module is drawn to the essence the side cut module first in advance the plastic module the second in advance the plastic module with in the plastic module the top core that is used for ejecting shaping product is all vertically provided with in the below of plastic cushion and tensile cushion.
To sum up, the utility model discloses following beneficial effect has: the conical cover is subjected to rough drawing, fine drawing, trimming, first pre-shaping, second pre-shaping and shaping through multiple processes of the stamping die, so that the strength and hardness of the conical cover are increased, the surface quality of the conical cover is improved, and the taper precision of the conical cover is also improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a cone cover of a conventional structure.
Figure 2 is a schematic structural view of a cone cover produced by the present invention.
Fig. 3 is a schematic view of the rough drawing module of the present invention.
Fig. 4 is a schematic view of the fine drawing module of the present invention.
Fig. 5 is a schematic view of the trimming module of the present invention.
Fig. 6 is a schematic diagram of a first pre-shaping module according to the present invention.
Fig. 7 is a schematic diagram of a second pre-shaping module according to the present invention.
Fig. 8 is a schematic view of the shaping module according to the present invention.
The corresponding part names indicated by the numbers and letters in the drawings:
1-die handle 2-drawing punch 3-drawing stripping ring 4-positioning ring
5-tungsten steel forming ring 6-stretching cushion block 7-fine-drawing split head 8-top core
9-trimming punch 10-trimming stripper ring 11-trimming guide head 12-tungsten steel trimming ring
13-trimming cushion block 14-shaping punch 15-shaping stripper ring 16-shaping concave die
And 17-shaping cushion blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Examples
As shown in fig. 2 to 8, the utility model relates to a conical cover stamping die combines fig. 2, and this conical cover passes through stamping forming, and its surface does not have a concatenation seam to increase conical cover's intensity and hardness, improved surface quality. Specifically, conical cover stamping die includes the lower mould, goes up mould and stamping actuating mechanism, installs on conical cover stamping die and roughly draws the module, the essence draws the module, cuts edge the module, first plastic module in advance, second plastic module and plastic module in advance.
Before stamping, firstly, an aluminum alloy raw material is blanked and cut into a wafer-shaped structure, and then the aluminum alloy raw material is placed into a rough drawing die set through a mechanical clamping jaw to start processing. The rough drawing module comprises a drawing assembly, and the drawing assembly comprises a drawing punch 2, a drawing stripping ring 3, a drawing cushion block 6 and a tungsten steel forming ring 5. The drawing punch 2 is installed on the punching driving mechanism. The stretching stripping ring 3 is fixedly arranged on the upper die, and when stretching is completed, a formed product attached to the stretching punch 2 is ejected, so that the processing smoothness is improved. The stretching cushion block 6 is fixedly arranged in the lower die, the tungsten steel forming ring 5 is arranged at the top end of the stretching cushion block 6, and the tungsten steel forming ring 5 is fixed on the lower die. The top end of the tungsten steel forming ring 5 is provided with the positioning ring 4, so that the accuracy of the punch rod in the stamping process is ensured. And a forming hole is arranged on the stretching cushion block 6 along the vertical direction of the stretching cushion block 6. And a stretching hole is formed in the middle of the tungsten steel forming ring 5. An opening structure which expands outwards to be in a horn shape is arranged at the upper end of the stretching hole of the tungsten steel forming ring 5. The drawing punch rod 2 is driven by the drawing driving mechanism to penetrate through the drawing stripping ring 3 and the drawing hole and extend into the forming hole, and the raw material is drawn and formed in the forming hole of the drawing cushion block 6.
The fine-drawing module comprises a drawing assembly and a fine-drawing split head 7, wherein the fine-drawing split head 7 is installed at the front end of the drawing punch 2. In the stretching assembly of finish draw module, the shaping hole of tensile cushion 6 than in the stretching assembly of rough draw module, the shaping hole of tensile cushion 6 will be little, and tensile jumper bar 2 in the finish draw module also will be little than the tensile jumper bar 2 diameter of rough draw module simultaneously, and this machining precision and the accuracy of having just guaranteed the secondary finish draw.
The trimming die set is used for trimming the products formed by the fine drawing die set. The trimming module comprises a trimming assembly and a trimming guide head 11. The trimming component comprises a trimming punch rod 9, a trimming stripping ring 10, a trimming cushion block 13 and a tungsten steel trimming ring 12. The trimming punch 9 is mounted on the punch driving mechanism. The trimming guide head 11 is installed at the front end of the trimming punch 9. The trimming guide head 11 is arranged to be in a conical flat head structure. The trimming and stripping ring 10 is fixedly arranged on the upper die. The trimming cushion block 13 is fixedly arranged on the lower die, and the tungsten steel trimming ring 12 is arranged at the top end of the trimming cushion block 13. And the trimming cushion block 13 is provided with trimming containing holes along the vertical direction of the trimming cushion block 13. The middle of the tungsten steel trimming ring 12 is provided with a trimming hole. The trimming punch 9 is driven by the stamping driving mechanism, the trimming guide head 11 penetrates through the trimming stripper ring 10 and the trimming hole, a shearing surface is formed between the front end of the trimming punch 9 and the opening of the trimming hole of the tungsten steel trimming ring 5, and trimming operation is carried out under the matching of the trimming punch 9 and the tungsten steel trimming ring 5.
The first pre-shaping module, the second pre-shaping module and the shaping module all comprise shaping components. The shaping component comprises a shaping punch 14, a shaping stripper ring 15, a shaping cushion block 17 and a shaping concave die 16. The shaping stripping ring 15 is arranged on the upper die, and the shaping punch 14 is arranged on the stamping driving mechanism. A conical punch of a flat-top conical structure is provided at the front end of the shaping punch 14. The conical punch on the shaping punch 14 cooperates with the shaping die 16. The shaping die 16 is positioned below the shaping punch 14 and fixed in the lower die. And a shaping cushion block 17 is arranged at the bottom end of the shaping concave die 16. The conicity of the conical punch of the first pre-shaping module, the second pre-shaping module and the shaping module is gradually reduced to 1: 3, 1: 5 and 1: 7 in sequence, so that the conicity precision of the machined conical cover is ensured. And the shaping punch 14 is driven by the stamping driving mechanism to penetrate through the shaping stripping ring 15 and extend into the shaping female die 16, so that a product formed by the trimming die is shaped, and the processing is finished. Meanwhile, the drawing punch 2 and the shaping punch 14 are connected with the die handle 1, and the die handle 1 is fixed on the stamping driving mechanism and used for ensuring that the upper die has a position for accurately transmitting force on the stamping driving mechanism so as to enable the drawing punch 2 and the shaping punch 14 to reciprocate. In the finish draw module, the side cut module, the first plastic module in advance, the second plastic module and the plastic module in advance, all vertically be provided with the apical core 8 that is used for ejecting shaping product in the below of tensile cushion 6 and plastic cushion 17.
The machining operation process of the embodiment: the method comprises the steps of firstly blanking an aluminum sheet to obtain an aluminum sheet with a circular sheet structure, clamping the blanked product through a mechanical clamping jaw, putting the aluminum sheet into a rough drawing module, driving a drawing punch rod 2 through a drawing driving mechanism, penetrating through a drawing stripping ring 3 and a drawing hole, and punching the aluminum sheet by matching with a tungsten steel forming ring 5 to form the aluminum sheet in the forming hole. After the rough drawing forming is finished, resetting the stretching punch 2, taking out a formed product, and separating the product after the rough drawing forming from the stretching punch 2 in the process of lifting back and resetting the stretching punch 2 by a stretching stripping ring 3 arranged on the upper die; and then clamping the formed product after rough drawing by a mechanical jaw, and putting the formed product into a finish drawing module, wherein the finish drawing module realizes further reduction of the outer diameter of the product after rough drawing operation and further extension of the length, specifically, the product after rough drawing is placed on a tungsten steel forming ring 5 of the finish drawing module by a mechanical arm, a stretching punch rod 2 is driven by a stamping driving mechanism to perform downward stamping to extrude the product, the product is extruded into a stretching cushion block 6 of the finish drawing module from a horn-shaped opening of the tungsten steel forming ring 5 and is formed in a forming hole, and finish drawing operation on the product is realized. The resetting stretching punch rod 2 is characterized in that in the process of lifting the stretching punch rod 2, a finish-drawing formed product is ejected by the stretching stripping ring 3, then the ejection core 8 penetrates through the stretching cushion block 6 to eject, the finish-drawn formed product is clamped by the mechanical clamping jaw and is placed into the trimming module, the trimming punch rod 9 is driven by the stamping driving mechanism, the trimming guide head 11 penetrates through the trimming stripping ring 10 and the trimming hole, a shearing surface is formed between the front end of the trimming punch rod 9 and the opening of the trimming hole of the tungsten steel trimming ring 5, and trimming operation is performed under the matching of the trimming punch rod 9 and the tungsten steel trimming ring 5. A reset trimming punch 9 is formed by a trimming stripper ring 10 arranged on an upper die, a formed product is ejected by an ejection core 8 through a trimming cushion block 13 in the process of lifting a drawing punch 2, the formed product after trimming is clamped by a mechanical clamping jaw and is placed into a first pre-shaping module, a conical punch with a flat-top conical structure is arranged at the front end of a shaping punch 14, the shaping punch 14 is driven by a stamping driving mechanism, the shaped stripper ring passes through a shaping stripper ring 15 and extends into a shaping female die 16, and first pre-shaping is carried out on the product formed by the trimming die. The reset shaping punch 14 is formed by pushing a shaping stripping ring 15 arranged on an upper die to drop a formed product, then pushing the formed product out by a pushing core 8 through a shaping cushion block 13, clamping the formed product subjected to the first pre-shaping by a mechanical jaw, putting the formed product into a second pre-shaping module for processing, performing punch forming, clamping by the mechanical jaw, putting the formed product into a shaping module for processing, and finally forming. Wherein because the utility model discloses the conical cover diameter of punching press is great, through setting up toper drift tapering on the shaping jumper bar 14 in the first shaping module in advance, the toper drift tapering on the shaping jumper bar 14 in the second shaping module in advance and the toper drift tapering on the shaping jumper bar 14 in the shaping module, 16-19 degrees, 10-14 degrees and 5-9 degrees in proper order. Through the punch forming of the third shaping assembly, the taper precision of the conical cover is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A conical cover stamping die comprises a lower die, an upper die and a stamping driving mechanism, and is characterized in that a rough drawing module, a fine drawing module, a trimming module, a first pre-shaping module, a second pre-shaping module and a shaping module are mounted on the conical cover stamping die;
the rough drawing module comprises a drawing assembly; the stretching assembly comprises a stretching punch rod, a stretching stripping ring, a stretching cushion block and a tungsten steel forming ring; the stretching punch rod is arranged on the punching driving mechanism; the stretching stripping ring is fixedly arranged on the upper die; the drawing cushion block is fixedly arranged on the lower die, and the tungsten steel forming ring is arranged at the top end of the drawing cushion block; forming holes are formed in the stretching cushion block in the vertical direction of the stretching cushion block; a stretching hole is formed in the middle of the tungsten steel forming ring; an opening structure which expands outwards to be in a horn shape is arranged at the upper end of the stretching hole of the tungsten steel forming ring; the drawing punch rod is driven by the stamping driving mechanism, penetrates through the drawing stripping ring and the drawing hole, extends into the forming hole, and draws the raw material in the forming hole of the drawing cushion block for forming;
the fine drawing module comprises a drawing assembly and a fine drawing split head; the fine drawing split head is arranged at the front end of the drawing punch rod;
the trimming module is used for trimming the product formed by the fine drawing die;
the first pre-shaping module, the second pre-shaping module and the shaping module all comprise shaping components; the shaping component comprises a shaping punch rod, a shaping stripping ring, a shaping cushion block and a shaping female die; the shaping stripping ring is arranged on the upper die; the shaping punch rod is arranged on the punching driving mechanism; a conical punch head with a flat-top conical structure is arranged at the front end of the shaping punch rod; the conical punch on the shaping punch is matched with the shaping female die; the shaping female die is positioned below the shaping punch and fixed on the lower die; the shaping cushion block is arranged at the bottom end of the shaping female die; the conicity of the conical punches of the first pre-shaping module, the second pre-shaping module and the shaping module is gradually reduced; and the shaping punch rod is driven by the stamping driving mechanism to penetrate through the shaping stripping ring and extend into the shaping female die.
2. The conical cap stamping die of claim 1, wherein the drawing punch and the shaping punch are both coupled to a die shank, the die shank being secured to the stamping drive mechanism.
3. The cone cover stamping die of claim 1, wherein the trim die set includes a trim assembly and a trim guide head; the trimming component comprises a trimming punch rod, a trimming stripping ring, a trimming cushion block and a tungsten steel trimming ring; the trimming punch rod is arranged on the stamping driving mechanism; the trimming guide head is arranged at the front end of the trimming punch rod; the trimming guide head is arranged in a conical flat head structure; the trimming and stripping ring is fixedly arranged on the upper die; the trimming cushion block is fixedly arranged on the lower die, and the tungsten steel trimming ring is arranged at the top end of the trimming cushion block; the trimming cushion block is provided with trimming containing holes along the vertical direction; a trimming hole is formed in the middle of the tungsten steel trimming ring; an opening structure which expands outwards to be horn-shaped is arranged at the upper end of the trimming hole; the stamping driving mechanism drives the trimming punch rod to enable the trimming guide head to penetrate through the trimming stripper ring and the trimming hole, so that a shearing surface is formed between the front end of the trimming punch rod and the opening of the trimming hole of the tungsten steel trimming ring, and trimming operation is performed under the cooperation of the trimming punch rod and the tungsten steel trimming ring.
4. The conical cover stamping die of claim 1, wherein the conical punch taper on the shaping punch in the first pre-shaping die set is 1: 3; the taper of a conical punch on the shaping punch in the second pre-shaping module is 1: 5; the taper of the conical punch on the shaping punch in the shaping module is 1: 7.
5. The conical cap stamping die of claim 1, wherein a retaining ring is mounted on the top end of the tungsten steel forming ring in the rough drawing die set and the fine drawing die set.
6. The conical cover stamping die according to claim 1, wherein a top core for ejecting a formed product is vertically arranged below the shaping cushion block and the stretching cushion block in the fine drawing die set, the trimming die set, the first pre-shaping die set, the second pre-shaping die set and the shaping die set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920817913.0U CN210333990U (en) | 2019-05-31 | 2019-05-31 | Conical cover stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920817913.0U CN210333990U (en) | 2019-05-31 | 2019-05-31 | Conical cover stamping die |
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| CN210333990U true CN210333990U (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920817913.0U Active CN210333990U (en) | 2019-05-31 | 2019-05-31 | Conical cover stamping die |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059011A (en) * | 2021-03-17 | 2021-07-02 | 中北大学 | Extrusion and stretching composite forming equipment for forming large conical cylinder |
| CN115890170A (en) * | 2023-03-08 | 2023-04-04 | 贵州航宇科技发展股份有限公司 | Eccentric conical tube machining method |
-
2019
- 2019-05-31 CN CN201920817913.0U patent/CN210333990U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059011A (en) * | 2021-03-17 | 2021-07-02 | 中北大学 | Extrusion and stretching composite forming equipment for forming large conical cylinder |
| CN115890170A (en) * | 2023-03-08 | 2023-04-04 | 贵州航宇科技发展股份有限公司 | Eccentric conical tube machining method |
| CN115890170B (en) * | 2023-03-08 | 2023-06-02 | 贵州航宇科技发展股份有限公司 | Eccentric cone tube processing method |
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