CN217252207U - Hot stamping die of automobile threshold plate - Google Patents
Hot stamping die of automobile threshold plate Download PDFInfo
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- CN217252207U CN217252207U CN202220215992.XU CN202220215992U CN217252207U CN 217252207 U CN217252207 U CN 217252207U CN 202220215992 U CN202220215992 U CN 202220215992U CN 217252207 U CN217252207 U CN 217252207U
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- 239000000498 cooling water Substances 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 239000000463 material Substances 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 description 9
- 238000007599 discharging Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 229910000797 Ultra-high-strength steel Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000010104 thermoplastic forming Methods 0.000 description 1
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Abstract
The utility model discloses an automobile threshold plate's hot stamping die uses in the hot stamping die field, and its technical scheme main points are: the cooling device comprises an upper die holder, a lower die holder, a male die and a female die, wherein cooling water channels penetrating through the female die or the male die are arranged in the female die and the male die; the female die comprises a plurality of female modules which are tightly connected, and a sealing ring is arranged at the position of the cooling water channel of each adjacent female module; the male die comprises a plurality of male die blocks which are tightly connected, and limiting columns for limiting the arrangement positions of the female die blocks or the male die blocks are arranged between the female die blocks and the male die blocks; clamping plates are arranged at two ends of the upper die base and the lower die base; has the technical effects that: the spliced female die and male die are arranged, so that the assembly and transportation of the die are facilitated, and the maintenance and replacement of the die when damaged are facilitated; set up spacing post, clamp plate, fixed block and sealing washer simultaneously, strengthen the connection compactness between adjacent female mould piece or the male mould piece, and then strengthen the sealing performance of die and terrace die, prevent that the cooling water from flowing out.
Description
Technical Field
The utility model relates to a hot stamping die field, in particular to automobile threshold plate's hot stamping die.
Background
The hot stamping forming technology utilizes the principle of metal thermoplastic forming, can realize quenching heat treatment on a plate material while forming, improves the forming performance of the material, and greatly expands the application range of high-strength and ultrahigh-strength steel in automobile parts; the hot stamping die is a die used in the hot forming process.
At present, chinese patent with publication number CN101486063B discloses a hot stamping forming die, which comprises a male die, a female die, an upper flow distribution plate and a lower flow distribution plate, wherein the male die and the female die are internally provided with cooling grooves, the upper flow distribution plate and the lower flow distribution plate are provided with corresponding bulges, the male die and the female die are assembled with the upper flow distribution plate and the lower flow distribution plate together to form a cooling pipeline, the ends of the bulges of the upper flow distribution plate and the lower flow distribution plate are provided with grooves, and the grooves are provided with water inlets and water outlets communicated with the grooves; the distances between the cooling grooves in the male die and the female die and the working surfaces of the male die and the female die are kept equal, and the longitudinal height of each cooling pipeline is kept equal; the contact surfaces of the convex and concave dies and the upper and lower flow distribution plates are sealed by sealing rings.
Although current hot stamping forming mould can realize the shaping to the metal sheet, in the use of reality, hot stamping forming mould often will punch the product of great shape, like the threshold board of car, when punching press this kind of great product, if the mould still uses monoblock mould, not only can increase the cost of manufacture of mould, also can make the mould be difficult to change.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hot stamping die of car rocker board, its advantage is the preparation of mould sectional type, and the leakproofness is superior between the adjacent mould piece.
The above technical purpose of the present invention can be achieved by the following technical solutions: a hot stamping die for an automobile threshold plate comprises an upper die base and a lower die base, wherein a male die and a female die are respectively fixed on the upper die base and the lower die base, a water inlet and a water outlet are respectively formed in two ends of the female die and the male die, and cooling water channels penetrating through the female die or the male die are respectively formed in the female die and the male die; the female die comprises a plurality of female modules which are tightly connected, and a sealing ring is arranged at the position of the cooling water channel of each adjacent female module; the male die comprises a plurality of male die blocks which are tightly connected, and a sealing ring is arranged at the position of the cooling water channel of the adjacent female die blocks; limiting columns penetrating through all the concave modules or the convex modules to limit the arrangement positions of the concave modules or the convex modules are arranged between the concave modules and the convex modules; and clamping plates which are abutted against the convex module and the concave module are arranged at two ends of the upper die base and the lower die base.
Through the technical scheme, the female die and the male die are both composed of the plurality of female die blocks and the plurality of male die blocks, and the integral structure or the structure is changed into a splicing structure, so that the assembly and the transportation of the die are facilitated, and the maintenance and the replacement of the die when damaged are facilitated; the sealing ring is arranged at the position of the cooling water channel to prevent cooling water from flowing out of the adjacent female die or the adjacent male die; the limiting columns respectively penetrate through all the female dies and the male dies to position the female dies and the male dies, so that the female dies and the male dies are kept in a correct arrangement sequence, and meanwhile, all the male dies or the female dies are connected in series to form a whole, and the tightness of the female dies and the male dies is ensured; the clamping plate is arranged on the upper die base and the lower die base, and the female die and the male die are pressed and clamped by the clamping plate, so that the adjacent female die or male die are tightly pressed with each other, and the sealing performance of the female die and the male die is excellent.
The utility model discloses further set up to: and the upper die base or the lower die base is provided with a limiting plate which is simultaneously abutted against the convex die block and the concave die block.
Through the technical scheme, the limiting plate is abutted against the female die block and the male die block to position the female die block and the male die block, so that the female die block corresponds to the lower die holder and the male die block corresponds to the upper die holder in position, and meanwhile, the limiting plate is abutted against the female die block and the male die block to ensure that the female die block corresponds to the male die block in position.
The utility model discloses further set up to: the concave modules and the convex modules are arranged in a staggered mode.
Through above-mentioned technical scheme, adopt the mode of crisscross setting, every die piece corresponds two convex mould pieces of butt, reduces the module because of the deformation and the damage that the atress reason probably exists.
The utility model discloses further set up to: be provided with the fixed block with die piece butt between pinch-off blades and the die piece, the fixed block is provided with the installation inclined plane with the one end that is close to the pinch-off blades, be equipped with on the pinch-off blades with installation inclined plane complex guide inclined plane.
Through above-mentioned technical scheme, fixed block and die piece butt and guide inclined plane and installation inclined plane cooperation adopt this kind of mode, inlay the fixed block to between die and the clamp plate, and the fixed block supports the concave module of pressure for connect inseparabler between the concave module, sealing performance is more superior.
The utility model discloses further set up to: the limiting plate sets up the four corners department at the die, it has the material holding plate that supplies the work piece to place to articulate on the limiting plate, the material holding plate rotates along the width direction of die, the material holding plate is kept away from the one end of die and is connected with reset spring.
According to the technical scheme, the material bearing plate is arranged on the limiting plate, bears the workpiece to be machined, rotates when the female die and the male die are assembled, and places the workpiece between the female die and the male die; the return spring is used for returning the bearing plate.
The utility model discloses further set up to: the cooling water channels are arranged on the contact surface of the female die block and the male die block.
Through above-mentioned technical scheme, the cooling water course is arranged and is set up in the junction of die piece and convex mould piece, is convenient for cool down the work piece.
The utility model discloses further set up to: the water outlet of the female die is arranged at one end of the water inlet of the male die, and the water inlet of the female die is arranged at one end of the water outlet of the male die.
Through above-mentioned technical scheme, relative and one end gush in, the cooling water is cooled down to the work piece by work piece both ends respectively, and its rapid cooling effect is better.
The utility model discloses further set up to: and the upper die base and the lower die base are provided with lifting rings.
Through above-mentioned technical scheme, rings set up on upper die base and die holder, are convenient for install the dismantlement to the mould.
To sum up, the utility model discloses following beneficial effect has:
1. the spliced female die and male die are arranged, so that the assembly and the transportation of the die are facilitated, and the maintenance and the replacement of the die when damaged are facilitated;
2. through setting up spacing post, pinch-off blades, fixed block and sealing washer, strengthen the connection compactness between adjacent concave mould piece or the convex mould piece, and then strengthen the sealing performance of die and terrace die, prevent that the cooling water from flowing out.
Drawings
Fig. 1 is an overall configuration diagram of the present embodiment;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic structural view of a female mold and a male mold of the present embodiment;
FIG. 4 is an enlarged schematic view of the structure at B in FIG. 3;
fig. 5 is a schematic structural view of the first cavity plate of the present embodiment.
Reference numerals: 1. an upper die holder; 2. a lower die holder; 3. a male die; 4. a female die; 6. a discharge cylinder; 7. a hoisting ring; 8. a clamping plate; 9. a limiting plate; 12. a first cavity plate; 13. a second cavity plate; 14. a middle cavity plate; 15. a fixed block; 18. a material bearing plate; 19. a return spring; 22. a cooling water channel; 23. a limiting hole; 24. a seal ring; 25. a valve; 27. a first water inlet pipe; 28. a second water inlet pipe; 29. a first drain pipe; 30. and a second water discharge pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 3, a hot stamping die for an automobile threshold plate includes an upper die holder 1, a male die 3 fixed on the upper die holder 1, a lower die holder 2, a female die 4 fixed on the lower die holder 2, and cooling assemblies mounted on the upper die holder 1 and the lower die holder 2; the upper die holder 1 and the lower die holder 2 are used as supports of the die and are used for mounting a cooling assembly, a female die 4 and a male die 3; the male die 3 and the female die 4 are respectively fixed on the upper die holder 1 and the lower die holder 2, and are matched to perform press forming on a workpiece; the cooling assembly is communicated with the female die 4 and the male die 3 to cool the female die 4 and the male die 3, and further, the workpiece is cooled.
Referring to fig. 1, 2 and 4, the upper die holder 1 and the lower die holder 2 are rectangular bases attached to each other, the upper die holder 1 and the lower die holder 2 are both hollowed out, and a discharge cylinder 6 is arranged at the hollowed-out position; two corners of one end of the upper die holder 1 are provided with hanging rings 7, and two corners of the lower die holder 2 corresponding to the upper die holder 1 are also provided with hanging rings 7; clamping plates 8 are arranged at two ends of the upper die holder 1 and the lower die holder 2, and the female die 4 and the male die 3 are clamped by the clamping plates 8; a limiting plate 9 is fixed on the lower die holder 2, and the limiting plate 9 limits the female die 4 and the male die 3.
Referring to fig. 2 and 3, a male die 3 and a female die 4 are respectively fixed on an upper die holder 1 and a lower die holder 2 through bolts, the female die 4 and the male die 3 are provided with a plurality of groups, four groups are provided in the embodiment, and a group of female die 4 and male die 3 is taken as an example; the connection mode of the female die 4 and the lower die holder 2 is the same as that of the male die 3 and the upper die holder 1, the connection mode of the female die 4 and the lower die holder 2 is taken as an example for description, and the female die 4 and the male die 3 are formed by connecting a plurality of female modules or a plurality of male modules in series; the concave modules and the convex modules are arranged in a staggered manner, namely, each concave module is abutted against two convex modules; the die blocks are arranged side by side, the die block arranged at the feeding end of the die is a first die plate 12, the die block arranged at the discharging end of the die is a second die plate 13, the die block positioned between the first die plate 12 and the second die plate 13 is a middle die plate 14, and the first die plate 12 and the second die plate 13 are both abutted with fixing blocks 15; the clamping plate 8 is in a step shape, a guide inclined plane is arranged between two steps of the clamping plate 8, and a triangular reinforcing rib is arranged on one side of the clamping plate 8, which is far away from the fixed block 15; the fixing block 15 is a trapezoidal block, one side of the fixing block 15 close to the clamping plate 8 is provided with an installation inclined plane, and the installation inclined plane is abutted to the guide inclined plane; a bolt hole is formed in the fixing block 15, and the fixing block 15 is fixedly connected with the clamping plate 8 through a bolt; the closer the fixing block 15 is to the lower step of the clamping plate 8, the larger the pressing force on the female die block is, and the tighter the connection between the female die blocks is.
Referring to fig. 3, 4 and 5, the limiting plates 9 are arranged on two sides of two middle cavity plates 14 close to the first cavity plate 12 and the second cavity plate 13, limiting grooves are arranged on two sides of the middle cavity plates 14, and the limiting plates 9 are arranged at the limiting grooves and abutted against the middle cavity plates 14; the limiting plate 9 is a hollow plate, a material bearing plate 18 is hinged to the limiting plate 9, the central point of the material bearing plate 18 is a hinged point, and the material bearing plate 18 rotates along the width direction of the female die 4; the limiting plate 9 is all stretched out at the both ends of holding board 18, and the one end that holds board 18 and keep away from die 4 is connected with reset spring 19, and the downside of limiting plate 9 is provided with the bolt, and reset spring 19 one end is connected with holding board 18, and the other end is fixed on the bolt.
Referring to fig. 3 and 5, a plurality of cooling water channels 22 are formed in the female die 4, and the plurality of cooling water channels 22 are formed along a joint of the female die 4 and the male die 3; limiting holes 23 are formed in the first concave template 12, the middle concave template 14 and the second concave template 13, limiting columns are arranged in the limiting holes 23, penetrate through the first concave template 12, the middle concave template 14 and the second concave template 13 and are connected in series to form a row; sealing rings 24 are arranged between the first cavity plate 12 and the middle cavity plate 14, and between the adjacent middle cavity plate 14 and the second cavity plate 13 and the middle cavity plate 14, the number of the sealing rings 24 is not more than three, and the cooling water channels 22 are arranged around the cooling water channels 22, so that the sealing effect is ensured.
Referring to fig. 3, the female die 4 is provided with a water inlet and a water outlet, the water inlet is arranged on the first female die plate 12, and the water outlet is arranged on the second female die plate 13; the convex module arranged at the feeding end of the die is a first convex template, and the convex module arranged at the discharging end of the die is a second convex template; the male die 3 is also provided with a water inlet and a water outlet, the water inlet of the male die 3 is arranged on the second male die plate, and the water outlet of the male die 3 is arranged on the first male die plate; the cooling component comprises a valve 25 connected with external cooling water and a water delivery pipe for connecting the valve 25 with the female die 4 or the male die 3; the water pipe comprises a second water inlet pipe 28 for connecting the valve 25 with the water inlet of the female die 4, a second water outlet pipe 30 for connecting the valve 25 with the water outlet of the female die 4, a first water inlet pipe 27 for connecting the valve 25 with the water inlet of the male die 3 and a first water outlet pipe 29 for connecting the valve 25 with the water outlet of the male die 3.
The installation process briefly describes: arranging the female die blocks and the male die blocks in sequence, installing a first female die plate 12 and a middle female die plate 14 close to the first female die plate 12 on the lower die base 2, abutting the middle female die plate 14 against a limiting plate 9, installing the rest female die blocks in sequence, inserting a limiting column into the female die block and the male die block when only the rest second female die plate 13 is not installed, and then installing the second female die plate 13 and the second male die plate to form an integral female die 4 and a male die 3; the sealing rings 24 are arranged between the adjacent female die blocks, the sealing performance between the female die blocks is enhanced, the fixing blocks 15 are inserted between the first female die plate 12 and the clamping plate 8, the fixing blocks 15 are pressed against the first female die plate 12, then the fixing blocks 15 and the clamping plate 8 are fixed by using bolts, and then the fixing blocks between the second female die plate 13 and the clamping plate 8 and the fixing blocks 15 between the male die 3 and the clamping plate 8 are sequentially installed in the above manner; in the using process, the heated workpiece is placed on the material bearing plate 18, the female die 4 and the male die 3 are closed, the workpiece is pressed on the female die 4, then the workpiece is subjected to punch forming, after a certain time of punching, cooling water is introduced into the female die 4 and the male die 3, and the female die 4, the male die 3 and the workpiece are cooled.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. A hot stamping die of an automobile threshold plate comprises an upper die base (1) and a lower die base (2), wherein a male die (3) and a female die (4) are respectively fixed on the upper die base (1) and the lower die base (2), two ends of the female die (4) and two ends of the male die (3) are respectively provided with a water inlet and a water outlet, and cooling water channels (22) penetrating through the female die (4) or the male die (3) are respectively arranged in the female die (4) and the male die (3); the cooling water channel is characterized in that the female die (4) comprises a plurality of female modules which are tightly connected, and a sealing ring (24) is arranged at the position of the cooling water channel (22) adjacent to each female module; the male die (3) comprises a plurality of male die blocks which are tightly connected; limiting columns penetrating through the concave modules or the convex modules to limit the arrangement positions of the concave modules or the convex modules are arranged between the concave modules and the convex modules; and clamping plates (8) which are abutted against the convex die block and the concave die block are arranged at two ends of the upper die base (1) and the lower die base (2).
2. The hot stamping die for the automobile threshold plate as claimed in claim 1, wherein the upper die holder (1) or the lower die holder (2) is provided with a limit plate (9) which is abutted against the male die block and the female die block simultaneously.
3. A hot stamping die for an automobile rocker panel as set forth in claim 2, wherein the female and male dies are staggered.
4. A hot stamping die for an automobile rocker panel as claimed in claim 3, wherein a fixing block (15) is provided between the clamping plate (8) and the female die block, the fixing block (15) being in abutment with the female die block, the fixing block (15) being provided with an installation bevel at an end adjacent to the clamping plate (8), the clamping plate (8) being provided with a guide bevel cooperating with the installation bevel.
5. The hot stamping die for the automobile threshold plate as claimed in any one of claims 2 to 4, wherein the limiting plates (9) are disposed at four corners of the female die (4), the limiting plates (9) are hinged with material bearing plates (18) for placing workpieces, the material bearing plates (18) rotate along the width direction of the female die (4), and one ends of the material bearing plates (18) far away from the female die (4) are connected with return springs (19).
6. A hot stamping die for an automobile rocker panel as claimed in claim 5, wherein the cooling water passage (22) is provided in a plurality of pieces, and the plurality of cooling water passages (22) are arranged at the contact surface of the female block and the male block.
7. The hot stamping die for an automobile rocker panel as recited in claim 5, wherein the water outlet of the female die (4) is provided at the water inlet end of the male die (3), and the water inlet of the female die (4) is provided at the water outlet end of the male die (3).
8. The hot stamping die for an automobile threshold plate as claimed in claim 7, wherein the upper die holder (1) and the lower die holder (2) are provided with lifting rings (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220215992.XU CN217252207U (en) | 2022-01-26 | 2022-01-26 | Hot stamping die of automobile threshold plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220215992.XU CN217252207U (en) | 2022-01-26 | 2022-01-26 | Hot stamping die of automobile threshold plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217252207U true CN217252207U (en) | 2022-08-23 |
Family
ID=82903617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220215992.XU Active CN217252207U (en) | 2022-01-26 | 2022-01-26 | Hot stamping die of automobile threshold plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217252207U (en) |
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2022
- 2022-01-26 CN CN202220215992.XU patent/CN217252207U/en active Active
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