CN219820525U - High-precision heat shield processing die - Google Patents
High-precision heat shield processing die Download PDFInfo
- Publication number
- CN219820525U CN219820525U CN202222565729.6U CN202222565729U CN219820525U CN 219820525 U CN219820525 U CN 219820525U CN 202222565729 U CN202222565729 U CN 202222565729U CN 219820525 U CN219820525 U CN 219820525U
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- CN
- China
- Prior art keywords
- fixedly connected
- heat shield
- base
- rod
- air blast
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- 238000001746 injection moulding Methods 0.000 claims abstract description 12
- 210000003437 trachea Anatomy 0.000 claims description 6
- 238000007664 blowing Methods 0.000 abstract description 16
- 238000000034 method Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009776 industrial production 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
Abstract
The utility model discloses a high-precision heat shield processing die which comprises a base, wherein the upper end of the base is fixedly connected with a supporting rod, the upper end of the base is fixedly connected with a hydraulic cylinder, the upper end of the hydraulic cylinder is fixedly connected with a lower die holder, the supporting rod is fixedly connected with a fixing rod, the fixing rod is fixedly connected with a gas-blowing plate, a gas-blowing groove is formed in the gas-blowing plate, a piston is connected in the gas-blowing groove in a sliding manner, the outer wall of the gas-blowing plate is fixedly connected with two air pipes, the two air pipes are communicated with the gas-blowing groove, and one-way valves are arranged in the air pipes. According to the utility model, when the heat shield is unloaded, the plurality of ejector rods are arranged to uniformly eject the heat shield everywhere, so that the heat shield is prevented from deforming to reduce the dimensional accuracy, and through the arranged air blowing plate, cold air flow can be blown out of the heat shield after injection molding is finished, so that the heat shield is rapidly cooled, molded and hardened, and the deformation of the heat shield caused by ejection of the ejector rods is avoided.
Description
Technical Field
The utility model relates to the technical field of processing molds, in particular to a high-precision heat shield processing mold.
Background
The mould is used for obtaining various moulds and tools of required products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods in industrial production, and currently, when the heat shield is processed, the heat shield after injection molding is detached by a manual mould unloading method.
The existing heat shield processing mould has certain defects, such as the mould for processing the automobile heat shield provided by patent application number 202020598927.0, the heat shield is in an arc shape through the connecting spring posts at the two ends of the lower die holder, and the surface temperature is higher and the surface texture of the heat shield is softer after injection molding is finished, when the connecting spring posts are ejected at the two sides of the heat shield, the surface of the softer heat shield can be slightly deformed when the connecting spring posts are ejected upwards, and the deformation is inconsistent with the designed size and poor in precision.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a high-precision heat shield processing die.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a high accuracy's heat exchanger mold processing, includes the base, base upper end fixedly connected with bracing piece, base upper end fixedly connected with pneumatic cylinder, pneumatic cylinder upper end fixedly connected with die holder, bracing piece fixedly connected with dead lever, dead lever fixedly connected with air blast plate, the air blast inslot has been seted up to the air blast plate, sliding connection has the piston in the air blast groove, two trachea of air blast plate outer wall fixedly connected with, two trachea all communicate with each other with the air blast groove, all install the check valve in the trachea.
Preferably, the side wall of the lower die holder is fixedly connected with a sliding rod, the sliding rod is fixedly connected with the piston, a plurality of ejector rod grooves are formed in the lower die holder, ejector rods are connected in the ejector rod grooves in a sliding mode, the ejector rods are fixedly connected with connecting rods, and a sliding mechanism enabling the ejector rods to slide is arranged at the lower end of the lower die holder.
Preferably, the sliding mechanism comprises a spring fixedly connected to the lower end of the lower die holder, the ejector rod is fixedly connected with a connecting rod, the connecting rod is fixedly connected with the spring, and the upper end of the base is fixedly connected with a buffer seat.
Preferably, the bracing piece upper end fixedly connected with fixed plate, fixed plate upper end fixedly connected with injection molding mouth, fixed plate lower extreme fixedly connected with upper die base.
Preferably, the lower end of the upper die holder is fixedly connected with two positioning rods, and the upper end of the lower die holder is provided with two positioning holes.
Preferably, a first threaded hole is formed in the inner wall of the fixing plate, a second threaded hole is formed in the upper end of the upper die base, and a threaded rod is connected in the first threaded hole in a threaded mode.
The utility model has the following beneficial effects:
1. when the heat shield is unloaded, a plurality of ejector rods are arranged to uniformly eject the heat shield everywhere, so that the heat shield is prevented from being deformed to reduce the dimensional accuracy;
2. through the air-blowing plate, cold air flow can be blown out of the heat shield after injection molding is finished, so that the heat shield is promoted to be rapidly cooled, molded and hardened, and deformation of the heat shield caused by ejection of the ejector rod is avoided.
Drawings
FIG. 1 is a schematic structural diagram of a high-precision heat shield processing mold according to the present utility model;
fig. 2 is an enlarged schematic view of the structure a in fig. 1.
Fig. 3 is an enlarged schematic view of the structure at B in fig. 1.
In the figure: 1 base, 2 bracing piece, 3 dead lever, 4 fixed plates, 5 injection molding mouths, 6 first screw holes, 7 second screw holes, 8 threaded rods, 9 upper die holders, 10 locating rods, 11 locating holes, 12 lower die holders, 13 hydraulic cylinders, 14 springs, 15 ejector rod grooves, 16 ejector rods, 17 buffer seats, 18 connecting rods, 19 air blowing plates, 20 air blowing grooves, 21 air pipes, 22 pistons and 23 sliding rods.
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.
Referring to fig. 1-3, a high-precision heat shield processing mold comprises a base 1, wherein the upper end of the base 1 is fixedly connected with a supporting rod 2, the upper end of the base 1 is fixedly connected with a hydraulic cylinder 13, the upper end of the hydraulic cylinder 13 is fixedly connected with a lower die holder 12, the supporting rod 2 is fixedly connected with a fixing rod 3, the fixing rod 3 is fixedly connected with a gas blowing plate 19, a gas blowing groove 20 is formed in the gas blowing plate 19, a piston 22 is connected in the gas blowing groove 20 in a sliding manner, two air pipes 21 are fixedly connected with the outer wall of the gas blowing plate 19, the two air pipes 21 are communicated with the gas blowing groove 20, one-way valves are arranged in the air pipes 21, and the two air pipes 21 can eject a plurality of ejector rods 16 under the action of a connecting rod 18 when the lower die holder 12 slides downwards, and the plurality of ejector rods 16 can reset under the action of springs 14 when the lower die holder 12 slides upwards.
The side wall of the lower die holder 12 is fixedly connected with a sliding rod 23, the sliding rod 23 is fixedly connected with a piston 22, a plurality of ejector rod grooves 15 are formed in the lower die holder 12, ejector rods 16 are connected with connecting rods 18 in a sliding mode in the ejector rod grooves 15, a sliding mechanism enabling the ejector rods 16 to slide is arranged at the lower end of the lower die holder 12, the sliding mechanism comprises springs 14 fixedly connected to the lower end of the lower die holder 12, the ejector rods 16 are fixedly connected with the connecting rods 18, the connecting rods 18 are fixedly connected with the springs 14, the upper end of the base 1 is fixedly connected with a buffer seat 17, the upper end of the supporting rod 2 is fixedly connected with a fixing plate 4, the upper end of the fixing plate 4 is fixedly connected with an injection molding opening 5, the lower end of the fixing plate 4 is fixedly connected with an upper die holder 9, two positioning rods 10 are fixedly connected with the upper end of the lower die holder 12, first threaded holes 6 are formed in the inner wall of the fixing plate 4, the upper end of the upper die holder 9 is provided with second threaded holes 7, and the first threaded holes 6 are internally threaded with threaded rods 8.
According to the utility model, when the heat shield is subjected to injection molding, the hydraulic cylinder 13 is started, the hydraulic rod of the hydraulic cylinder 13 slides upwards to drive the lower die holder 12 to slide upwards, when the hydraulic cylinder 13 is closed when the hydraulic cylinder slides to be attached to the upper die holder 9, casting is performed through the injection molding opening 5, after casting is completed, the hydraulic rod of the hydraulic cylinder 13 slides downwards to drive the lower die holder 12 to slide downwards, meanwhile, in the sliding process of the lower die holder 12, the sliding rod 23 slides along with the lower die holder 12, as the one-way valve is arranged in the air pipe 21, when the sliding rod 23 slides upwards, the air pipe 21 only does not exhaust, and when the sliding rod 23 slides downwards, the air pipe 21 only does not exhaust, so that the surface of the heat shield after injection molding is cooled, and when the lower die holder 12 slides to a certain position, the ejector rods 16 uniformly eject the heat shield everywhere under the action of the ejector rods 16, so that deformation of the surface of the heat shield caused by higher surface temperature of the heat shield can be avoided when the heat shield is unloaded.
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 (6)
1. The utility model provides a high accuracy's heat exchanger mold processing, includes base (1), its characterized in that, base (1) upper end fixedly connected with bracing piece (2), base (1) upper end fixedly connected with pneumatic cylinder (13), pneumatic cylinder (13) upper end fixedly connected with die holder (12), bracing piece (2) fixedly connected with dead lever (3), dead lever (3) fixedly connected with air blast plate (19), air blast groove (20) have been seted up in air blast plate (19), sliding connection has piston (22) in air blast groove (20), two trachea (21) of air blast plate (19) outer wall fixedly connected with, two trachea (21) all communicate with each other with air blast groove (20), all install the check valve in trachea (21).
2. The high-precision heat shield processing mold according to claim 1, wherein a sliding rod (23) is fixedly connected to the side wall of the lower mold base (12), the sliding rod (23) is fixedly connected with a piston (22), a plurality of ejector rod grooves (15) are formed in the lower mold base (12), ejector rods (16) are slidably connected in the ejector rod grooves (15), connecting rods (18) are fixedly connected to the ejector rods (16), and a sliding mechanism for enabling the ejector rods (16) to slide is arranged at the lower end of the lower mold base (12).
3. The high-precision heat shield processing mold according to claim 2, wherein the sliding mechanism comprises a spring (14) fixedly connected to the lower end of the lower mold base (12), the ejector rod (16) is fixedly connected with a connecting rod (18), the connecting rod (18) is fixedly connected with the spring (14), and the upper end of the base (1) is fixedly connected with a buffer seat (17).
4. The high-precision heat shield processing mold according to claim 1, wherein the upper end of the supporting rod (2) is fixedly connected with a fixing plate (4), the upper end of the fixing plate (4) is fixedly connected with an injection molding opening (5), and the lower end of the fixing plate (4) is fixedly connected with an upper mold base (9).
5. The high-precision heat shield processing mold according to claim 4, wherein the lower end of the upper mold base (9) is fixedly connected with two positioning rods (10), and the upper end of the lower mold base (12) is provided with two positioning holes (11).
6. The high-precision heat shield processing mold according to claim 4, wherein a first threaded hole (6) is formed in the inner wall of the fixing plate (4), a second threaded hole (7) is formed in the upper end of the upper mold base (9), and a threaded rod (8) is connected with the first threaded hole (6) in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222565729.6U CN219820525U (en) | 2022-09-27 | 2022-09-27 | High-precision heat shield processing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222565729.6U CN219820525U (en) | 2022-09-27 | 2022-09-27 | High-precision heat shield processing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219820525U true CN219820525U (en) | 2023-10-13 |
Family
ID=88273337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222565729.6U Active CN219820525U (en) | 2022-09-27 | 2022-09-27 | High-precision heat shield processing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219820525U (en) |
-
2022
- 2022-09-27 CN CN202222565729.6U patent/CN219820525U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |