CN216989817U - Low-pressure casting device for flywheel shell casting - Google Patents
Low-pressure casting device for flywheel shell casting Download PDFInfo
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- CN216989817U CN216989817U CN202123407561.8U CN202123407561U CN216989817U CN 216989817 U CN216989817 U CN 216989817U CN 202123407561 U CN202123407561 U CN 202123407561U CN 216989817 U CN216989817 U CN 216989817U
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Abstract
The utility model provides a low-pressure casting device for a flywheel shell casting, which relates to the technical field of flywheel shell production and comprises a low-pressure casting structure, wherein the low-pressure casting structure comprises a first lower die holder. The heat dissipation mounting table is used for protecting a low-pressure casting structure and preventing the low-pressure casting structure from being collided, so that the low-pressure casting structure is prevented from being damaged, the practicability of the heat dissipation mounting table is improved, the bottom groove is communicated to drive airflow to flow, heat on the first lower die base and the second lower die base is taken out, meanwhile, the airflow can enter the first lower die base in a moving mode through the limitation of the heat dissipation mounting table, the first lower die base and the second lower die base can be uniformly dissipated to increase the heat dissipation effect, and meanwhile, the side grooves are matched with the heat dissipation strips to reduce the thickness of two side walls of the first lower die base and the second lower die base, so that the heat dissipation is facilitated, and the heat can be rapidly led out through the heat dissipation strips to increase the heat dissipation effect.
Description
Technical Field
The utility model relates to the technical field of flywheel shell production, in particular to a low-pressure casting device for a flywheel shell casting.
Background
The low-pressure casting is a casting method in which liquid alloy is pressed into a casting mold cavity from bottom to top under the action of pressure and is solidified under the action of pressure to obtain a casting. The principle of low-pressure casting is shown in figure 1, the principle of low-pressure casting, dry compressed air or inert gas is introduced into a sealed crucible, and by means of the pressure acting on the metal liquid surface, the metal liquid is enabled to stably fill a casting mold from bottom to top through a pouring gate along a riser tube, and the mold filling pressure is generally 20-60 kPa. After the casting is completely solidified, the gas pressure on the liquid surface is released, so that the metal liquid which is not solidified in the riser tube and the pouring gate flows into the crucible by the dead weight, then the casting mould is opened, and the casting is taken out.
In the prior art, when low-pressure casting equipment used for a flywheel housing casting is used, the heat dissipation of the low-pressure casting equipment is slow, and the flywheel housing can be cooled and solidified in a long time, so that the number of flywheel housings produced by a casting mold in a certain time is low, and the efficiency of an existing flywheel housing low-pressure casting device is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that in the prior art, when low-pressure casting equipment used for flywheel housing castings is used, the heat dissipation is slow, the flywheel housing can be cooled and solidified in a long time, the number of flywheel housings produced by a casting mold in a certain time is low, and the efficiency of an existing flywheel housing low-pressure casting device is low.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a flywheel casing foundry goods low pressure casting device, includes the low pressure casting structure, the low pressure casting structure includes the die holder, the lower extreme of die holder is provided with the die holder No. two, the lower extreme fixedly connected with mounting plate of No. two die holders, the outside of mounting plate is provided with heat dissipation fixed knot constructs, heat dissipation fixed knot constructs including the heat dissipation mount table, mounting plate is located the inside of heat dissipation mount table, the fan mounting groove has all been seted up to the both sides of heat dissipation mount table, the inside fixedly connected with bleed fan of fan mounting groove, the side groove has all been seted up with the both sides of No. two die holders to the die holder, the inside fixedly connected with heat dissipation strip in side groove.
Preferably, the outer edge of the side groove is designed in an inclined mode, and the end face of the heat dissipation strip is lower than the side face of the first lower die base.
Preferably, the lower end of the mounting bottom plate is provided with a feed inlet, the lower end of the heat dissipation mounting platform is provided with a communication bottom groove, and the feed inlet penetrates through the communication bottom groove.
Preferably, one side of heat dissipation mount table is rotated and is connected with the rotation mounting bracket, the inside fixedly connected with glass observation window who rotates the mounting bracket, the upper end of a die holder is provided with liftout fixed plate, kicking plate and last mould connecting plate, through the release link fixed connection who sets up between four bights of a die holder upper end and the lower extreme of last mould connecting plate, four bights and the release link slip joint of liftout fixed plate and kicking plate.
Preferably, the joint side channel has all been seted up to mounting plate's both sides, mounting plate's upper end fixedly connected with extrusion end strip, the extrusion end strip sets up the both sides in the joint side channel, the equal fixedly connected with extrusion fixed block in the middle part of the both sides of the inside lower extreme of heat dissipation mount table, extrusion fixed block and joint side channel joint.
Preferably, both sides of the lower end of the extrusion fixing block and the upper end face of the extrusion end strip are designed in an inclined mode.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. according to the utility model, the heat dissipation mounting table is arranged for protecting the low-pressure casting structure and preventing the low-pressure casting structure from being collided, so that the low-pressure casting structure is prevented from being damaged, the practicability of the low-pressure casting structure is improved, the bottom groove is communicated to drive airflow to flow, heat on the first lower die seat and the second lower die seat is taken out, meanwhile, the airflow can enter the first lower die seat and can uniformly dissipate the heat of the first lower die seat and the second lower die seat through the limitation of the heat dissipation mounting table, so that the heat dissipation effect is improved, and meanwhile, the side grooves are matched with the arrangement of the side grooves and the heat dissipation strips, so that the thicknesses of two side walls of the first lower die seat and the second lower die seat are reduced through the side grooves, so that the heat dissipation is facilitated, the heat can be rapidly led out through the heat dissipation strips, the heat dissipation effect is improved, and the production efficiency of the low-pressure casting structure is improved.
2. According to the utility model, the heat dissipation strip can be prevented from being collided by the arrangement of the heat dissipation strip in the side groove, so that the damage of the heat dissipation strip is prevented, the service life of the heat dissipation device is prolonged, the arrangement of the mounting frame and the glass observation window is rotated to limit one side of the heat dissipation mounting table, the observation of a low-pressure casting structure is facilitated, and the disassembly of the low-pressure casting structure is facilitated.
Drawings
FIG. 1 is a schematic perspective view of a low-pressure casting apparatus for flywheel casing castings according to the present invention;
FIG. 2 is a schematic diagram of an inclined bottom view of a low-pressure casting apparatus for flywheel casing castings according to the present invention;
fig. 3 is an explosion structure schematic diagram of a low-pressure casting device for a flywheel housing casting according to the present invention.
Illustration of the drawings:
1. low-pressure casting the structure; 11. a first lower die holder; 12. an upper die connecting plate; 13. mounting a bottom plate; 14. a feed inlet; 15. a second lower die holder; 16. a side groove; 17. a heat dissipating strip; 18. clamping the side groove; 19. extruding the end strip; 110. a material ejecting plate; 111. a material ejecting fixing plate;
2. a heat dissipation fixing structure; 21. a heat dissipation mounting table; 22. an air-entraining fan; 23. rotating the mounting rack; 24. a glass viewing window; 25. the bottom groove is communicated; 26. a fan mounting groove; 27. and extruding the fixed block.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.
The specific arrangement and function of the low-pressure casting structure 1 and the heat dissipation fixing structure 2 are specifically described below, the arrangement of the heat dissipation mounting table 21 is used for protecting the low-pressure casting structure 1, the low-pressure casting structure 1 is prevented from being collided, so that the low-pressure casting structure 1 is prevented from being damaged, the practicability of the utility model is improved, the bottom groove 25 is communicated to drive the airflow to flow, the heat on the first lower die holder 11 and the second lower die holder 15 is taken out, meanwhile, the airflow can flow into the periphery of the first lower die holder 11 through the limitation of the heat dissipation mounting table 21, the first lower die holder 11 and the second lower die holder 15 can be uniformly dissipated, the heat dissipation effect is improved, meanwhile, the arrangement of the side grooves 16 and the heat dissipation strips 17 is matched, the thickness of the two side walls of the first lower die holder 11 and the second lower die holder 15 is reduced through the side grooves 16, so that the heat dissipation can be rapidly conducted through the heat dissipation strips 17, so as to increase the heat dissipation effect and further increase the production efficiency of the utility model.
As shown in fig. 1-3, the outer edge of the side groove 16 is designed to be inclined, the end surface of the heat dissipation strip 17 is lower than the side surface of the first die holder 11, the lower end of the mounting base plate 13 is provided with a feed inlet 14, the lower end of the heat dissipation mounting platform 21 is provided with a communicating bottom groove 25, the feed inlet 14 penetrates through the communicating bottom groove 25, one side of the heat dissipation mounting platform 21 is rotatably connected with a rotating mounting frame 23, the inside of the rotating mounting frame 23 is fixedly connected with a glass observation window 24, the upper end of the first die holder 11 is provided with a material ejecting fixing plate 111, a material ejecting plate 110 and an upper die connecting plate 12, four corners of the upper end of the first die holder 11 are fixedly connected with the lower end of the upper die connecting plate 12 through a reset rod, the material ejecting fixing plate 111 is slidably clamped with the reset rod with the four corners of the material ejecting plate 110, both sides of the mounting base plate 13 are provided with clamping side grooves 18, the upper end of the mounting base plate 13 is fixedly connected with an extrusion end strip 19, the extrusion end strips 19 are arranged on two sides of the clamping side groove 18, the middle parts of two sides of the lower end in the heat dissipation installation table 21 are fixedly connected with extrusion fixing blocks 27, the extrusion fixing blocks 27 are clamped with the clamping side groove 18, and two sides of the lower end of the extrusion fixing blocks 27 and the upper end faces of the extrusion end strips 19 are both designed in an inclined mode.
The whole low-pressure casting structure 1 and the heat dissipation fixing structure 2 have the advantages that the heat dissipation strips 17 can be prevented from being collided by arranging the heat dissipation strips 17 in the side grooves 16, so that the heat dissipation strips 17 are prevented from being damaged, the service life of the low-pressure casting structure is prolonged, one side of the heat dissipation mounting table 21 is limited by rotating the mounting frame 23 and the glass observation window 24, the low-pressure casting structure 1 can be conveniently observed, the low-pressure casting structure 1 can be conveniently disassembled, the clamping side grooves 18 and the extrusion fixing blocks 27 can be directly clamped with the extrusion fixing blocks 27 in a sliding mode when the mounting bottom plate 13 is mounted, the mounting bottom plate 13 is pushed, the lower end face of the extrusion fixing blocks 27 and the upper end face of the extrusion end strips 19 are extruded, the pushing distance is longer, the larger the extruding force is, the mounting is simpler, and the stability is higher, convenient to detach changes the use.
The working principle is as follows: when the heat dissipation device is installed, the clamping side groove 18 is aligned to the extrusion fixing block 27, the installation bottom plate 13 is pushed to enable the lower end face of the extrusion fixing block 27 to be in contact with the upper end face of the extrusion end strip 19, the lower end face of the extrusion fixing block 27 and the upper end face of the extrusion end strip 19 are extruded along with the increase of the pushing distance, the installation bottom plate 13 is gradually extruded and fixed, the feed inlet 14 is installed at the lower end of the installation bottom plate 13, when the heat dissipation device is used, molten metal is injected through the feed inlet 14, the air guide fan 22 is started, air flow is driven to flow through the air guide fan 22, the air flow flows out from a gap between the upper end of the heat dissipation installation table 21 and the outer surface of the upper die connecting plate 12 and passes through the outer surfaces of the first lower die base 11 and the second lower die base 15, meanwhile, the heat dissipation strip 17 conducts heat in the first lower die base 11 and the second lower die base 15, and the heat on the heat dissipation strip 17, the first lower die base 11 and the second lower die base 15 are conducted out through the air flow, so as to cool the first lower die holder 11 and the second lower die holder 15, so as to accelerate the solidification of molten metal, thereby increasing the production efficiency of the flywheel shell.
In this solution, the bleed air fan 22 is prior art and will not be described in more detail here.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes by using the technical contents disclosed in the above description to other fields, but any simple modification, equivalent change and change made to the above embodiments according to the technical essence of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a flywheel casing foundry goods low pressure casting device, includes low pressure casting structure (1), its characterized in that: low pressure casting structure (1) is including die holder (11), the lower extreme of die holder (11) is provided with die holder (15) No. two, lower extreme fixedly connected with mounting plate (13) of die holder (15) No. two, the outside of mounting plate (13) is provided with heat dissipation fixed knot constructs (2), heat dissipation fixed knot constructs (2) including heat dissipation mount table (21), mounting plate (13) are located the inside of heat dissipation mount table (21), fan mounting groove (26) have all been seted up to the both sides of heat dissipation mount table (21), inside fixedly connected with bleed fan (22) of fan mounting groove (26), side groove (16) have all been seted up with the both sides of die holder (15) No. one die holder (11), the inside fixedly connected with heat dissipation strip (17) of side groove (16).
2. The low pressure casting apparatus for a flywheel housing casting of claim 1, wherein: the outer edge of the side groove (16) is designed in an inclined mode, and the end face of the heat dissipation strip (17) is lower than the side face of the first lower die seat (11).
3. The low pressure casting apparatus for a flywheel housing casting of claim 1, wherein: the lower extreme of mounting plate (13) has seted up feed inlet (14), intercommunication kerve (25) have been seted up to the lower extreme of heat dissipation mount table (21), feed inlet (14) run through intercommunication kerve (25).
4. The low pressure casting apparatus for a flywheel housing casting of claim 1, wherein: one side of heat dissipation mount table (21) is rotated and is connected with rotation mounting bracket (23), rotate inside fixedly connected with glass observation window (24) of mounting bracket (23), the upper end of a die holder (11) is provided with liftout fixed plate (111), kicking plate (110) and last mould connecting plate (12), reset rod fixed connection through setting up between four bights of a die holder (11) upper end and the lower extreme of last mould connecting plate (12), four bights and the reset rod slip joint of liftout fixed plate (111) and kicking plate (110).
5. The low pressure casting apparatus for a flywheel housing casting of claim 1, wherein: joint side channel (18) have all been seted up to the both sides of mounting plate (13), the upper end fixedly connected with extrusion end strip (19) of mounting plate (13), extrusion end strip (19) set up the both sides in joint side channel (18), the equal fixedly connected with extrusion fixed block (27) in the middle part of the both sides of the inside lower extreme of heat dissipation mount table (21), extrusion fixed block (27) and joint side channel (18) joint.
6. The low pressure casting apparatus of a flywheel housing casting of claim 5, wherein: both sides of the lower end of the extrusion fixing block (27) and the upper end face of the extrusion end strip (19) are designed in an inclined mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123407561.8U CN216989817U (en) | 2021-12-30 | 2021-12-30 | Low-pressure casting device for flywheel shell casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123407561.8U CN216989817U (en) | 2021-12-30 | 2021-12-30 | Low-pressure casting device for flywheel shell casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216989817U true CN216989817U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123407561.8U Active CN216989817U (en) | 2021-12-30 | 2021-12-30 | Low-pressure casting device for flywheel shell casting |
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| Country | Link |
|---|---|
| CN (1) | CN216989817U (en) |
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2021
- 2021-12-30 CN CN202123407561.8U patent/CN216989817U/en active Active
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