CN112091170A - Sand casting mold for automobile brake drum - Google Patents
Sand casting mold for automobile brake drum Download PDFInfo
- Publication number
- CN112091170A CN112091170A CN202010980007.XA CN202010980007A CN112091170A CN 112091170 A CN112091170 A CN 112091170A CN 202010980007 A CN202010980007 A CN 202010980007A CN 112091170 A CN112091170 A CN 112091170A
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- China
- Prior art keywords
- reciprocating
- pipe
- cavities
- inlet pipe
- brake drum
- 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.)
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- 238000007528 sand casting Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000004891 communication Methods 0.000 claims abstract description 6
- 230000017525 heat dissipation Effects 0.000 claims abstract 5
- 230000007246 mechanism Effects 0.000 claims description 12
- 238000007493 shaping process Methods 0.000 claims description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract description 16
- 239000002994 raw material Substances 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses an automobile brake drum sand casting mold, which belongs to the technical field of automobile part production and comprises a bottom plate, wherein a lower mold is fixedly installed at the top of the bottom plate, a forming groove is formed in the top of the lower mold, two cavities are formed in the bottom plate and are positioned on two sides of the forming groove, a water inlet pipe and a water outlet pipe which are horizontally arranged are respectively installed on two sides of the lower mold, the water inlet pipe and the water outlet pipe both extend into the cavities, communication holes are formed between the cavities and the forming groove, a heat conduction plate is fixedly installed in the communication holes, a plurality of heat dissipation fins which are equidistantly arranged in the vertical direction are fixedly installed on one side of the heat conduction plate, the heat dissipation fins are positioned in the cavities, and support columns are; the invention enables the gas to push the molten raw material to flow, improves the feeding efficiency of the die, cools the material in the die, accelerates the cooling forming efficiency and has good cooling effect.
Description
Technical Field
The invention belongs to the technical field of automobile part production, and particularly relates to an automobile brake drum sand mold casting mold.
Background
The casting mold is used for obtaining the structural shape of the part, other easily-formed materials are used for forming the structural shape of the part in advance, then the part is placed into the mold, a cavity with the same structural size as the part is formed in the sand mold, then the fluid liquid is poured into the cavity, and the part with the same structural shape as the mold can be formed after the fluid liquid is cooled and solidified.
When the existing sand casting mold for the automobile brake drum is used, the cooling forming efficiency is low, and meanwhile, when the mold is used for feeding, raw materials flow slowly to influence the feeding efficiency, so that the problem needs to be solved by the sand casting mold for the automobile brake drum.
Disclosure of Invention
The invention aims to provide a sand casting mold for an automobile brake drum, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a sand casting mold for an automobile brake drum comprises a base plate, wherein a lower mold is fixedly mounted at the top of the base plate, a forming groove is formed in the top of the lower mold, two cavities are formed in the base plate and are located on two sides of the forming groove, a water inlet pipe and a water outlet pipe which are horizontally arranged are respectively mounted on two sides of the lower mold, the water inlet pipe and the water outlet pipe both extend into the cavities, communication holes are formed between the cavities and the forming groove, a heat conducting plate is fixedly mounted in the communication holes, a plurality of radiating fins which are equidistantly arranged along the vertical direction are fixedly mounted on one side of the heat conducting plate and are located in the cavities, a supporting column is fixedly mounted at the top of the lower mold, a horizontally arranged transverse plate is fixedly mounted at the top of the supporting column, an air cylinder is mounted on the transverse plate, an upper mold is mounted on a piston rod of the, fixedly connected with pressurization jar on the inlet pipe, one side of pressurization jar is equipped with the loading hopper, the one end fixed mounting of diaphragm has the driving tube, the conveyer pipe that the one end fixed connection of driving tube has the level to set up, the one end top of driving tube is equipped with the intake pipe, slidable mounting has the piston in the driving tube, be equipped with the actuating mechanism who is used for the piston to remove on the diaphragm, be equipped with first check valve in the intake pipe, be equipped with the second check valve on the conveyer pipe.
Furthermore, actuating mechanism includes reciprocating lever, reciprocating block and is used for reciprocating block horizontal migration's reciprocating mechanism, and reciprocating lever slidable mounting is in the one end that the conveyer pipe was kept away from to the driving tube, and the one end and the piston fixed connection of reciprocating lever, the other end and the reciprocating block fixed connection of reciprocating lever.
Furthermore, the reciprocating mechanism comprises a groove arranged at the top of the transverse plate, a reciprocating screw rod rotatably arranged in the groove and a driving motor used for rotating the reciprocating screw rod, an output shaft of the driving motor is in transmission connection with the reciprocating screw rod, and the reciprocating screw rod is in threaded connection with the reciprocating block.
Furthermore, the top of diaphragm fixed mounting has the guide bar of level setting, reciprocating block sliding sleeve locates on the guide bar.
Furthermore, the vertical section of the heat conducting plate is of a rectangular structure, and the heat conducting plate is made of copper-aluminum alloy materials.
Furthermore, a horizontally arranged mounting hole is formed in one side of the top of the bottom plate, one end, far away from the pressurizing tank, of the feeding pipe penetrates through the mounting hole, and the feeding pipe is of an L-shaped structure.
Compared with the prior art, the invention has the beneficial effects that:
get into in the melting raw materials enters into the pressurized tank through the loading hopper, then advance into the shaping inslot through the inlet pipe, at reinforced in-process, drive reciprocal lead screw through driving motor and rotate, make reciprocal piece and reciprocal pole and piston round trip movement, move to one side of reciprocal piece as the piston, make gas can only enter into the inlet tube from the external world through first check valve, then enter into in the driving tube, then the piston is to the one end motion of conveyer pipe, promote gas in the conveyer pipe row pressurized tank, it can only enter into the pressurized tank from the conveyer pipe to restrict gas through the second check valve, make gas promotion melting raw materials flow, improve the efficiency of mould material loading.
Through when the shaping, carry cold water to the cavity in through the inlet tube, give cold water through heat-conducting plate and radiating fin heat conduction, cool off the material of shaping inslot for cooling fashioned efficiency improves production efficiency, discharges water through the outlet pipe simultaneously, constantly provides cold water cooling, and the cooling effect is good, and the cooling is fast.
The invention enables the gas to push the molten raw material to flow, improves the feeding efficiency of the die, cools the material in the die, accelerates the cooling forming efficiency and has good cooling effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a cross-sectional structural view of the cross plate and drive tube.
In the figure: 1. a base plate; 2. a lower die; 3. forming a groove; 4. a cavity; 5. a water inlet pipe; 6. a water outlet pipe; 7. a communicating hole; 8. a heat conducting plate; 9. a heat dissipating fin; 10. a support pillar; 11. a transverse plate; 12. a cylinder; 13. an upper die; 14. a feed pipe; 15. a pressurized tank; 16. a hopper; 17. a drive tube; 18. an air inlet pipe; 19. a delivery pipe; 20. a first check valve; 21. a second one-way valve; 22. a piston; 23. a reciprocating block; 24. a reciprocating lever; 25. a reciprocating screw rod; 26. the motor is driven.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.
Referring to fig. 1-3, the invention provides a sand casting mold for an automobile brake drum, which comprises a bottom plate 1, wherein a lower mold 2 is fixedly installed at the top of the bottom plate 1, a forming groove 3 is arranged at the top of the lower mold 2, two cavities 4 are arranged on the bottom plate 1, the two cavities 4 are positioned at two sides of the forming groove 3, a water inlet pipe 5 and a water outlet pipe 6 which are horizontally arranged are respectively installed at two sides of the lower mold 2, the water inlet pipe 5 and the water outlet pipe 6 both extend into the cavities 4, a communicating hole 7 is arranged between the cavities 4 and the forming groove 3, a heat conducting plate 8 is fixedly installed in the communicating hole 7, a plurality of radiating fins 9 which are equidistantly arranged along the vertical direction are fixedly installed at one side of the heat conducting plate 8, the radiating fins 9 are positioned in the cavities 4, a support pillar 10 is fixedly installed at the top of the lower, last mould 13 is installed to the piston rod of cylinder 12, it is located shaping groove 3 directly over to go up mould 13, top one side fixed mounting of bottom plate 1 has inlet pipe 14, fixedly connected with pressurization jar 15 on the inlet pipe 14, one side of pressurization jar 15 is equipped with loading hopper 16, the one end fixed mounting of diaphragm 11 has driving tube 17, the conveyer pipe 19 that the one end fixed connection of driving tube 17 has the level to set up, the one end top of driving tube 17 is equipped with intake pipe 18, slidable mounting has piston 22 in the driving tube 17, be equipped with the actuating mechanism that is used for piston 22 to remove on the diaphragm 11, be equipped with first check valve 20 on the intake pipe 18, be equipped with second check valve 21 on the conveyer pipe.
In this embodiment, the driving mechanism includes a reciprocating rod 24, a reciprocating block 23 and a reciprocating mechanism for horizontally moving the reciprocating block 23, the reciprocating rod 24 is slidably mounted at one end of the driving pipe 17 far away from the conveying pipe 19, one end of the reciprocating rod 24 is fixedly connected with the piston 22, and the other end of the reciprocating rod 24 is fixedly connected with the reciprocating block 23.
In this embodiment, the reciprocating mechanism includes a groove disposed at the top of the transverse plate 11, a reciprocating screw rod 25 rotatably mounted in the groove, and a driving motor 26 for rotating the reciprocating screw rod 25, an output shaft of the driving motor 26 is in transmission connection with the reciprocating screw rod 25, and the reciprocating screw rod 25 is in threaded connection with the reciprocating block 23.
In this embodiment, a horizontally disposed guide rod is fixedly installed on the top of the horizontal plate 11, and the reciprocating block 23 is slidably sleeved on the guide rod.
In this embodiment, the vertical section of the heat conducting plate 8 is a rectangular structure, and the heat conducting plate 8 is made of copper-aluminum alloy.
In this embodiment, a horizontally disposed mounting hole is formed on one side of the top of the bottom plate 1, one end of the feeding pipe 14, which is far away from the pressure tank 15, penetrates through the mounting hole, and the feeding pipe 14 has an L-shaped structure.
When the injection molding machine is used, a molten raw material enters the pressurizing tank 15 through the feeding hopper 16 and then enters the molding groove 3 through the feeding pipe 14, in the feeding process, the reciprocating screw rod 25 is driven to rotate through the driving motor 26, so that the reciprocating block 23, the reciprocating rod 24 and the piston 22 move back and forth, when the piston 22 moves towards one side of the reciprocating block 23, gas can only enter the air inlet pipe 18 from the outside through the first one-way valve 20 and then enters the driving pipe 17, then the piston 22 moves towards one end of the conveying pipe 19 to push the gas to be discharged into the pressurizing tank 15 from the conveying pipe 19, the gas is limited to only enter the pressurizing tank 15 from the conveying pipe 19 through the second one-way valve 21, the gas pushes the molten raw material to flow, and the mold feeding efficiency is improved. Through when the shaping, carry cold water to cavity 4 in through inlet tube 5, give cold water through heat-conducting plate 8 and radiating fin 9 heat conduction, carry out cooling to the material in the shaping groove 3 for cooling fashioned efficiency improves production efficiency, discharges water through outlet pipe 6 simultaneously, constantly provides cold water cooling, and the cooling effect is good, and the cooling is fast. The invention enables the gas to push the molten raw material to flow, improves the feeding efficiency of the die, cools the material in the die, accelerates the cooling forming efficiency and has good cooling effect.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an automobile brake drum sand type casting mould, includes bottom plate (1), its characterized in that: the heat dissipation device is characterized in that a lower die (2) is fixedly mounted at the top of the base plate (1), a forming groove (3) is formed in the top of the lower die (2), two cavities (4) are arranged on the base plate (1), the two cavities (4) are located on two sides of the forming groove (3), a water inlet pipe (5) and a water outlet pipe (6) which are horizontally arranged are respectively mounted on two sides of the lower die (2), the water inlet pipe (5) and the water outlet pipe (6) both extend into the cavities (4), communication holes (7) are formed between the cavities (4) and the forming groove (3), a heat conduction plate (8) is fixedly mounted in the communication holes (7), a plurality of heat dissipation fins (9) which are equidistantly arranged along the vertical direction are fixedly mounted on one side of the heat conduction plate (8), the heat dissipation fins (9) are located in the cavities (4), and support columns, the top fixed mounting of support column (10) has diaphragm (11) that the level set up, installs cylinder (12) on diaphragm (11), and last mould (13) are installed to the piston rod of cylinder (12), go up mould (13) and be located directly over shaping groove (3), top one side fixed mounting of bottom plate (1) has inlet pipe (14), fixedly connected with pressurization jar (15) on inlet pipe (14), one side of pressurization jar (15) is equipped with loading hopper (16), the one end fixed mounting of diaphragm (11) has driving tube (17), the one end fixed connection of driving tube (17) has conveyer pipe (19) that the level set up, the one end top of driving tube (17) is equipped with intake pipe (18), slidable mounting has piston (22) in driving tube (17), be equipped with the actuating mechanism that is used for piston (22) to remove on diaphragm (11), the air inlet pipe (18) is provided with a first one-way valve (20), and the delivery pipe (19) is provided with a second one-way valve (21).
2. The sand casting mold for the automobile brake drum according to claim 1, wherein: the driving mechanism comprises a reciprocating rod (24), a reciprocating block (23) and a reciprocating mechanism used for the reciprocating block (23) to move horizontally, the reciprocating rod (24) is installed at one end, far away from the conveying pipe (19), of the driving pipe (17) in a sliding mode, one end of the reciprocating rod (24) is fixedly connected with the piston (22), and the other end of the reciprocating rod (24) is fixedly connected with the reciprocating block (23).
3. The sand casting mold for the automobile brake drum according to claim 2, wherein: the reciprocating mechanism comprises a groove arranged at the top of the transverse plate (11), a reciprocating screw rod (25) rotatably arranged in the groove and a driving motor (26) used for driving the reciprocating screw rod (25) to rotate, an output shaft of the driving motor (26) is in transmission connection with the reciprocating screw rod (25), and the reciprocating screw rod (25) is in threaded connection with the reciprocating block (23).
4. The sand casting mold for the automobile brake drum according to claim 3, wherein: the top of diaphragm (11) is fixed mounting has the guide bar of level setting, reciprocating block (23) sliding sleeve locates on the guide bar.
5. The sand casting mold for the automobile brake drum according to claim 1, wherein: the vertical section of the heat conducting plate (8) is of a rectangular structure, and the heat conducting plate (8) is made of copper-aluminum alloy materials.
6. The sand casting mold for the automobile brake drum according to claim 1, wherein: the top one side of bottom plate (1) is seted up the mounting hole that has the level to set up, and the one end that pressurized tank (15) were kept away from in inlet pipe (14) runs through the mounting hole, and inlet pipe (14) are L shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010980007.XA CN112091170A (en) | 2020-09-17 | 2020-09-17 | Sand casting mold for automobile brake drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010980007.XA CN112091170A (en) | 2020-09-17 | 2020-09-17 | Sand casting mold for automobile brake drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112091170A true CN112091170A (en) | 2020-12-18 |
Family
ID=73759349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010980007.XA Withdrawn CN112091170A (en) | 2020-09-17 | 2020-09-17 | Sand casting mold for automobile brake drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112091170A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112903129A (en) * | 2021-01-25 | 2021-06-04 | 陈娜娜 | High temperature aluminium stove of motor production usefulness surveys aluminium temperature device |
| CN113199656A (en) * | 2021-04-06 | 2021-08-03 | 广西梧州国龙再生资源发展有限公司 | Production line for HDPE plastic granulation and working method thereof |
| CN114260420A (en) * | 2021-12-27 | 2022-04-01 | 太和县奥能金属材料有限公司 | Casting device for non-ferrous metal production and processing |
| CN114346167A (en) * | 2021-12-31 | 2022-04-15 | 刘佳伟 | Casting die utensil of metal prefabricated spare |
| CN115195071A (en) * | 2022-06-21 | 2022-10-18 | 王兵 | Method for producing PVC plastic profile by using PVC modified material |
| CN116727604A (en) * | 2023-02-02 | 2023-09-12 | 连云港源钰金属制品有限公司 | Stirring and conveying integrated equipment for precision investment casting |
-
2020
- 2020-09-17 CN CN202010980007.XA patent/CN112091170A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112903129A (en) * | 2021-01-25 | 2021-06-04 | 陈娜娜 | High temperature aluminium stove of motor production usefulness surveys aluminium temperature device |
| CN113199656A (en) * | 2021-04-06 | 2021-08-03 | 广西梧州国龙再生资源发展有限公司 | Production line for HDPE plastic granulation and working method thereof |
| CN114260420A (en) * | 2021-12-27 | 2022-04-01 | 太和县奥能金属材料有限公司 | Casting device for non-ferrous metal production and processing |
| CN114346167A (en) * | 2021-12-31 | 2022-04-15 | 刘佳伟 | Casting die utensil of metal prefabricated spare |
| CN115195071A (en) * | 2022-06-21 | 2022-10-18 | 王兵 | Method for producing PVC plastic profile by using PVC modified material |
| CN116727604A (en) * | 2023-02-02 | 2023-09-12 | 连云港源钰金属制品有限公司 | Stirring and conveying integrated equipment for precision investment casting |
| CN116727604B (en) * | 2023-02-02 | 2024-02-20 | 连云港源钰金属制品有限公司 | An integrated mixing and conveying equipment for investment casting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201218 |
|
| WW01 | Invention patent application withdrawn after publication |