CN221336521U - Forming hole flanging device - Google Patents
Forming hole flanging device Download PDFInfo
- Publication number
- CN221336521U CN221336521U CN202323259844.1U CN202323259844U CN221336521U CN 221336521 U CN221336521 U CN 221336521U CN 202323259844 U CN202323259844 U CN 202323259844U CN 221336521 U CN221336521 U CN 221336521U
- Authority
- CN
- China
- Prior art keywords
- mould
- cavity
- workpiece
- upper half
- half mould
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004891 communication Methods 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 4
- 230000000670 limiting effect Effects 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 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
- 238000000465 moulding Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model discloses a forming hole flanging device, which comprises: the upper half mould and the lower half mould can be mutually attached, a mould cavity is formed between the upper half mould and the lower half mould, the lower surface of the upper half mould is provided with a convex surface, the upper surface of the lower half mould is provided with a bottom groove, the convex surface can enter the bottom groove to form the mould cavity between the convex surface and the bottom groove, the upper surface of the upper half mould is provided with a pouring cavity, the lower surface of the convex surface of the upper half mould is provided with a circular groove, a communication hole is formed in the circular groove, the communication hole can be communicated with the mould cavity, the upper surface of the upper half mould is provided with two groups of inserting ports, and pins can be inserted into the inserting ports to enable the pins to be inserted into the mould cavity. According to the utility model, through the design of the pin, the upper half die and the lower half die, the pin has the effect of assisting in demolding, the pin is inserted into the die cavity during pouring, the limiting effect can be applied to the workpiece, and the concentricity of the workpiece can be ensured to be accurate to 0.01 after the workpiece is formed.
Description
Technical Field
The utility model relates to the technical field of hole flanging forming devices, in particular to a forming hole flanging device.
Background
The hole flanging is a stamping processing method for turning the hole edge of the plate material into a vertical edge by using a die. The hole flanging is mainly used for manufacturing assembling parts with other parts or machining specific shapes for improving the rigidity of the parts. And the method can be used for processing the three-dimensional part with relatively complex shape, good rigidity and reasonable space shape.
However, the molding hole flanging device in the prior art does not have the effect of convenient demolding.
Disclosure of utility model
The utility model aims to provide a forming hole flanging device which is used for solving the problem that the prior art has no convenient demoulding effect.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
A forming hole flanging device, comprising: the upper half mould and the lower half mould can be mutually attached, and a mould cavity is formed between the upper half mould and the lower half mould.
Furthermore, the lower surface of the upper half mould is provided with a convex surface, the upper surface of the lower half mould is provided with an embedded groove, and the convex surface can enter the embedded groove to form a mould cavity with the embedded groove.
Further, the outer surface of the convex surface and the embedded groove are arc-shaped.
Furthermore, a pouring cavity is formed in the upper surface of the upper half die, a circular groove is formed in the lower surface of the convex surface of the upper half die, a communication hole is formed in the circular groove, and the communication hole can be communicated with the die cavity.
Further, the communication hole is communicated with the pouring cavity.
Furthermore, two groups of inserting ports are formed in the upper surface of the upper half die, pins can be inserted into the inserting ports, and the pins can be inserted into the die cavities.
Further, the mold cavities of the upper mold half and the lower mold half can be cast into a workpiece.
Further, the workpiece surface is formed with an embedded groove formed by insertion of a pin.
Furthermore, the upper surface of the poured workpiece is in a necking shape and is in a concave arc shape.
Further, four corners of the workpiece are chamfered.
Compared with the prior art, the utility model has the beneficial effects that:
1. Through the design of upper half mould, lower half mould, grafting mouth and pin, when pouring the work piece, the accessible is spliced upper half mould in lower half mould upper surface department, make and form a mould die cavity between upper half mould and the lower half mould, then in inserting the grafting mouth of upper half mould with the pin, can insert the mould die cavity afterwards, can pour pouring liquid from pouring the intracavity and pour into the mould die cavity afterwards, can form the work piece after cooling solidification, can pull out the pin from the mould die cavity afterwards, in order to reduce the area of contact between work piece and upper half mould and the lower half mould, then separate upper half mould and lower half mould, take out the work piece from it, thereby make it have the efficiency of supplementary drawing of patterns, and when pouring, the pin inserts in the mould die cavity, can exert spacing efficiency to the work piece, can ensure that the concentricity of work piece is accurate to 0.01 after the work piece formation.
Drawings
FIG. 1 is a schematic diagram of the upper and lower mold halves of the present utility model;
FIG. 2 is a schematic view of the convex and bottom groove structure of the present utility model;
FIG. 3 is a schematic view of a workpiece structure according to the present utility model;
fig. 4 is a schematic view of the overall structure of the workpiece according to the present utility model.
In the figure: 1. a lower mold half; 101. a bottom groove; 2. an upper mold half; 201. pouring the cavity; 202. an interface; 203. a convex surface; 204. a circular groove; 205. a communication hole; 3. a pin; 4. a workpiece; 401. and (5) embedding grooves.
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.
Referring to fig. 1-4, the present utility model provides a technical solution:
As shown in fig. 1-2, a forming hole flanging device, comprising: the upper half mould 2 and the lower half mould 1 can be mutually attached, and a mould cavity is formed between the upper half mould 2 and the lower half mould 1.
The lower surface of the upper half mould 2 is provided with a convex surface 203, the upper surface of the lower half mould 1 is provided with a bottom groove 101, and the convex surface 203 can enter the bottom groove 101 to form a mould cavity with the bottom groove 101.
The upper surface of the upper half mould 2 is provided with a pouring cavity 201, the lower surface of the convex surface 203 of the upper half mould 2 is provided with a circular groove 204, the circular groove 204 is internally provided with a communication hole 205, and the communication hole 205 can be communicated with a mould cavity.
Two groups of plug ports 202 are formed in the upper surface of the upper half die 2, and pins 3 can be inserted into the plug ports 202, so that the pins 3 can be inserted into the die cavity.
The outer surface of the convex surface 203 and the bottom groove 101 are both of arcuate design.
The communication hole 205 communicates with the casting cavity 201.
The mold cavities of the upper mold half 2 and the lower mold half 1 can be cast into a work piece 4.
The workpiece 4 is formed with an embedded groove 401 on its surface, and the embedded groove 401 is formed by insertion of the pin 3.
The upper surface of the poured workpiece 4 is in a necking shape and is in an inward concave arc shape.
Four corners of the workpiece 4 are chamfered edges.
Through the design of the upper half mould 2, the lower half mould 1, the plug-in port 202 and the pin 3, when a workpiece is poured, the upper half mould 2 can be spliced at the upper surface of the lower half mould 1 to form a mould cavity between the upper half mould 2 and the lower half mould 1, then the pin 3 can be plugged into the plug-in port 202 of the upper half mould 2, then the pin 3 can be plugged into the mould cavity, pouring liquid can be poured into the mould cavity from the pouring cavity 201, a workpiece 4 can be formed after cooling and solidifying, then the pin 3 can be pulled out from the mould cavity, so that the contact area between the workpiece 4 and the upper half mould 2 and the lower half mould 1 is reduced, then the upper half mould 2 and the lower half mould 1 are separated, the workpiece 4 is taken out from the mould cavity, so that the auxiliary demoulding effect is realized, and when pouring, the pin 3 is plugged into the mould cavity, the limiting effect can be applied to the workpiece 4, and the concentricity of the workpiece 4 can be ensured to be 0.01 after the workpiece 4 is formed.
According to the technical scheme, the working steps of the scheme are summarized and carded: when pouring a workpiece, a mold cavity is formed between the upper half mold 2 and the lower half mold 1 by splicing the upper half mold 2 on the upper surface of the lower half mold 1, then the pin 3 is inserted into the insertion port 202 of the upper half mold 2, then the pin 3 is inserted into the mold cavity, pouring liquid is poured into the mold cavity from the pouring cavity 201, the workpiece 4 is formed after cooling and solidification, then the pin 3 is pulled out of the mold cavity, so that the contact area between the workpiece 4 and the upper half mold 2 and the lower half mold 1 is reduced, then the upper half mold 2 and the lower half mold 1 are separated, the workpiece 4 is taken out from the mold cavity, so that the auxiliary demolding effect is realized, and during pouring, the pin 3 is inserted into the mold cavity, the limiting effect can be exerted on the workpiece 4, and the concentricity of the workpiece 4 can be ensured to be 0.01 after the workpiece 4 is formed.
To sum up: the pin 3 is inserted into a die cavity during pouring, so that the limiting effect can be applied to the workpiece 4, and the concentricity of the workpiece 4 can be ensured to be accurate to 0.01 after the workpiece 4 is formed.
None of the utility models are related to the same or are capable of being practiced in the prior art. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A forming hole flanging device, comprising: the upper half mould (2) and the lower half mould (1) can be mutually attached, and a mould cavity is formed between the upper half mould (2) and the lower half mould (1);
The lower surface of the upper half die (2) is provided with a convex surface (203), the upper surface of the lower half die (1) is provided with a bottom groove (101), and the convex surface (203) can enter the bottom groove (101) to form a die cavity with the bottom groove (101);
Two groups of plug ports (202) are formed in the upper surface of the upper half die (2), pins (3) can be inserted into the plug ports (202), and the pins (3) can be inserted into a die cavity;
the outer surface of the convex surface (203) and the bottom groove (101) are arc-shaped;
pouring cavity (201) has been seted up to last half mould (2) upper surface, circular groove (204) have been seted up to the convex surface (203) lower surface of going up half mould (2), communication hole (205) have been seted up in circular groove (204), communication hole (205) can be linked together with the mould die cavity.
2. A shaped hole flanging device as defined in claim 1, wherein: the communication hole (205) is communicated with the pouring cavity (201).
3. A shaped hole flanging device as defined in claim 1, wherein: the mold cavities of the upper half mold (2) and the lower half mold (1) can be poured into a workpiece (4).
4. A shaped hole flanging device as defined in claim 3, wherein: the surface of the workpiece (4) is provided with an embedded groove (401), and the embedded groove (401) is formed by inserting the pin (3).
5. A form hole flanging apparatus as defined in claim 4, wherein: the upper surface of the poured workpiece (4) is in a necking shape and is in a concave arc shape.
6. A form hole flanging apparatus as defined in claim 5, wherein: four corners of the workpiece (4) are chamfered edges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323259844.1U CN221336521U (en) | 2023-11-29 | 2023-11-29 | Forming hole flanging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323259844.1U CN221336521U (en) | 2023-11-29 | 2023-11-29 | Forming hole flanging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221336521U true CN221336521U (en) | 2024-07-16 |
Family
ID=91844000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323259844.1U Active CN221336521U (en) | 2023-11-29 | 2023-11-29 | Forming hole flanging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221336521U (en) |
-
2023
- 2023-11-29 CN CN202323259844.1U patent/CN221336521U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205599876U (en) | Casing blank shell mould mould | |
| CN206425523U (en) | A kind of casting die being easily stripped | |
| CN220532956U (en) | Casting machine demoulding structure | |
| CN221336521U (en) | Forming hole flanging device | |
| CN213162988U (en) | Casting chill mold capable of being used for rapid production change | |
| CN207154664U (en) | A kind of sand mold casting mold for mechanical arm production | |
| CN212551611U (en) | Sand casting of stator uses mould | |
| CN207873039U (en) | A kind of mold for producing Metal earphone shell | |
| CN220161252U (en) | Modeling mold for machining speed reducer box | |
| CN213890860U (en) | Forming tool for eliminating closed angle of molded part | |
| CN220560368U (en) | Metal mold with triplet structure | |
| CN210702383U (en) | Double-layer sandwich die for disc products | |
| CN211709918U (en) | Double-hole lock cylinder production mold | |
| CN213826895U (en) | Diesel engine body casting mould | |
| CN218050203U (en) | Belt pulley forming die with lightening holes | |
| CN218798921U (en) | Precoated sand outer mold pair die for angle plug door body and straight end plug door body | |
| CN220880423U (en) | Sand shell for casting valve body and manufacturing mold thereof | |
| CN219445856U (en) | Combined mould | |
| CN217166475U (en) | Manufacturing tool for vertical line production of internal sprue of small malleable steel part | |
| CN219338390U (en) | Burr-free mold for molding liquid silica gel product | |
| CN210387442U (en) | Lost foam | |
| CN213317519U (en) | Sand casting assembly for manufacturing guide vane | |
| CN220805424U (en) | Casting mould | |
| CN212551628U (en) | Urea core guide vane precision casting mold | |
| CN214027003U (en) | Injection mold with water gap auxiliary separation structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |