CN208575231U - A kind of automobile engine heavy truck pump housing side cover molding die - Google Patents
A kind of automobile engine heavy truck pump housing side cover molding die Download PDFInfo
- Publication number
- CN208575231U CN208575231U CN201821462752.XU CN201821462752U CN208575231U CN 208575231 U CN208575231 U CN 208575231U CN 201821462752 U CN201821462752 U CN 201821462752U CN 208575231 U CN208575231 U CN 208575231U
- Authority
- CN
- China
- Prior art keywords
- mold core
- lower mold
- die holder
- side cover
- cavity
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of automobile engine heavy truck pump housing side cover molding dies, the upper die holder of open mold is carried out including lower die holder and relative to lower die holder, the bottom surface of the upper die holder is recessed with cavity, the lower die holder includes lower mold core, the lower mold core is punch structure, forms casting type chamber after the cavity and lower mold core molding；The inside of the lower mold core offers cooling water channel, and the cooling water channel includes inlet and outlet, and the water inlet is connected with water inlet pipe, and the water outlet is connected with outlet pipe；Water flow constant flow in the cooling water channel cools down to casting type chamber, to make entire part during casting, casting is whole uniformly cooling, reaches and solves product Shrinkage Problem.
Description
Technical field
The utility model belongs to casting die field, in particular to a kind of automobile engine heavy truck pump housing side cover shaping mould
Tool.
Background technique
The pump housing is a highly important component in automobile engine, as shown in Fig. 1, for one kind and engine pump housing phase
A kind of engine heavy truck pump housing side cover being used cooperatively, it is relatively high to the required precision of the inner hole of side cover, but because of its inner hole
Wall thickness is very uneven, and in cast molding, the heat diffusion speed difference of inner hole is larger, causes the inner hole of side cover to occur certain
Shrinkage cavity phenomenon, the shrinkage cavity phenomenon of side cover inner hole is urgently to be resolved.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the utility model provides a kind of automobile engine weight
Holddown side lid molding die, the effective solution shrinkage cavity phenomenon of side cover inner hole.
Technical solution: to achieve the above object, the technical solution of the utility model is as follows:
A kind of automobile engine heavy truck pump housing side cover molding die, including lower die holder and relative to lower die holder carry out open mold
Upper die holder, the bottom surface of the upper die holder is recessed with cavity, and the lower die holder includes lower mold core, and the lower mold core is punch-pin knot
Casting type chamber is formed after structure, the cavity and lower mold core molding；The inside of the lower mold core offers cooling water channel, the cooling
Water channel includes inlet and outlet, and the water inlet is connected with water inlet pipe, and the water outlet is connected with outlet pipe；The cooling
Water flow constant flow in water channel cools down to casting type chamber.
Further, the inside of institute's lower mold core is recessed with cooling hole, the cooling hole bottom-up in the vertical direction
Inside is coaxially arranged with branching pipe, and the tube wall of the branching pipe and the inner wall spacing of cooling hole are arranged, and the branching pipe
Top end opening and cooling hole top wall body spacing be arranged, the bottom end of the branching pipe is connected to setting with water inlet pipe, described cold
But hole is connected to setting with outlet pipe；Cooling hole on the outside of pipeline and branching pipe in the branching pipe forms cooling water channel.
Further, the opening of the cooling hole is connected with connecting cylinder open at one end, and the connecting cylinder is under
Mold core forms a closed inner-cavity structure, and the connecting cylinder passes through lower template and is exposed to outside lower template, and the water inlet goes out
The mouth of a river is provided on connecting cylinder respectively.
It further, include several lower mold cores on the lower die holder, and several lower mold core rectangular arrays are arranged, institute
It states comprising several cavitys on upper die holder, the cavity is correspondingly arranged with lower mold core, and the top of each cavity offers respectively
Casting gate, several casting gates respectively with pour deadhead and be connected to setting.
Further, the deadhead that pours is shell structure, and the deadhead that pours includes a main cast gate and several points of cast gates, and
It is several it is described divide cast gate be connected to respectively with main cast gate, and it is each described in divide cast gate to be connected to setting with each casting gate respectively.
The utility model has the advantages that the utility model is fast by the heat diffusion for increasing the lower mold core for forming pump housing side cover inner hole
Degree, to make entire part during casting, casting is whole uniformly cooling, reaches and solves product Shrinkage Problem.
Detailed description of the invention
Attached drawing 1 is the engine heavy truck pump housing side cover top view and half sectional view of the utility model；
Attached drawing 2 is the integrally-built main view of the mold of the utility model；
Attached drawing 3 is the integrally-built top view of the mold of the utility model；
Attached drawing 4 is the integrally-built A-A of the mold of the utility model to half sectional view；
Attached drawing 5 is the integrally-built stereoscopic schematic diagram of the mold of the utility model；
Attached drawing 6 is the lower mold core of the utility model and the schematic perspective view of inlet tube and outlet tube；
Attached drawing 7 is the lower mold core of the utility model and the half-section diagram of inlet tube and outlet tube.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
As shown in attached drawing 2 to attached drawing 5, a kind of automobile engine heavy truck pump housing side cover molding die, for cast molding plus
Work carries out the upper die holder 1 of open mold including lower die holder 2 and relative to lower die holder 2, and the bottom surface of the upper die holder 1 is recessed with cavity,
The cavity is cavity plate, and the lower die holder 2 includes lower mold core 3, and the lower mold core 3 is punch structure, and the cavity and lower mold core 3 are closed
Casting type chamber 7 is formed after mould；Molten iron casts in the blank that pump housing side cover is formed in casting type chamber 7 and after cooling down, the lower die
The inside of core 3 offers cooling water channel 6, and the cooling water channel 6 includes inlet and outlet, and the water inlet is connected with into water
Pipe 5, the water outlet are connected with outlet pipe 8, and cooling water carries out lasting stream by water inlet pipe and outlet pipe in cooling water channel 6
It is dynamic, so that lower mold core 3 cools down, thus avoid the intracavitary temperature difference of casting type larger, the water flow constant flow pair in the cooling water channel 6
Casting type chamber 7 cools down, and increases for forming the heat diffusion speed of the lower mold core of pump housing side cover inner hole, so that entire part be made to exist
During casting, casting is whole uniformly cooling, reaches and solves product Shrinkage Problem.
It include several lower mold cores 3 on the lower die holder 2, and several 3 rectangular arrays of the lower mold core are arranged, the upper mold
It include several cavitys on seat 1, the cavity is arranged in a one-to-one correspondence with lower mold core 3, and the top of each cavity offers respectively
Casting gate 12, several casting gates 12 respectively with pour deadhead 14 and be connected to setting.By casting simultaneously in a molding die
Multiple cast are formed, working efficiency is significantly promoted, the deadhead 14 that pours is shell structure, and the deadhead 14 that pours includes one
Cast gate 11 is divided in the main cast gate 13 at a top and several bottoms, and it is several it is described divide cast gate 11 to be connected to respectively with main cast gate 13, and
It is each it is described divide cast gate 11 to be connected to setting with each casting gate 12 respectively, by directly pouring into molten iron from main cast gate 13, molten iron is from each
Divide cast gate to be injected separately into each casting type chamber 7, several points of cast gates will be lower than with shaping workpiece, the maximum height of molten iron simultaneously
Connectivity part so that the casting of each casting type chamber is independent.
As shown in attached drawing 6 and attached drawing 7, the inside of institute's lower mold core 3 is recessed with cooling hole bottom-up in the vertical direction
10, cold-zone hole 10 makes lower mold core 3 be hollow structure, is coaxially arranged with branching pipe 9, the Zhi Shui inside the cooling hole 10
The tube wall of pipe 9 and the inner wall spacing of cooling hole 10 are arranged, and the top of the top end opening of the branching pipe 9 and cooling hole 10
The setting of wall body spacing, the bottom end of the branching pipe 9 are connected to setting with water inlet pipe 5, and the cooling hole 10 is connected to outlet pipe 8 to be set
It sets；The cooling hole 10 in 9 outside of pipeline and branching pipe in the branching pipe 9 forms cooling water channel 6.The water entered from water inlet pipe 5
Flow by water pipe 9 after and upwards gush out, the water flow gushed out can be punched in the top of cooling hole 10, to increase the cooling of bottom,
The water flow gushed out simultaneously is fallen in cooling hole 10, and carries out heat exchange with the side wall of cooling hole, integrally to carry out to lower mold core
Cooling, is finally discharged from outlet pipe, and the opening threaded connection of the cooling hole 10 is provided with connecting cylinder 4 open at one end,
Convenient for disassembly and assembly, the connecting cylinder 4 forms a closed inner-cavity structure with lower mold core 3, and the connecting cylinder 4 passes through lower template and exposure
Outside lower template, in order to the installation of connecting cylinder and the installation of inlet and outlet pipes, the water inlet, water outlet open up respectively
On connecting cylinder 4, and intake-outlet is the bottom with connecting cylinder.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (5)
1. a kind of automobile engine heavy truck pump housing side cover molding die, it is characterised in that: including lower die holder (2) and relative to lower die
Seat (2) carries out the upper die holder (1) of open mold, and the bottom surface of the upper die holder (1) is recessed with cavity, under the lower die holder (2) includes
Mold core (3), the lower mold core (3) are punch structure, form casting type chamber (7) after the cavity and lower mold core (3) molding；It is described
The inside of lower mold core (3) offers cooling water channel (6), and the cooling water channel (6) includes inlet and outlet, the water inlet
It is connected with water inlet pipe (5), the water outlet is connected with outlet pipe (8)；Water flow constant flow in the cooling water channel (6) is to pouring
Mould cavity (7) cooling.
2. a kind of automobile engine heavy truck pump housing side cover molding die according to claim 1, it is characterised in that: institute's lower die
The inside of core (3) is recessed with cooling hole (10) bottom-up in the vertical direction, coaxial arrangement inside the cooling hole (10)
Have branching pipe (9), the tube wall of the branching pipe (9) and the inner wall spacing of cooling hole (10) are arranged, and the branching pipe (9)
Top end opening and cooling hole (10) top wall body spacing be arranged, the bottom end of the branching pipe (9) is connected to water inlet pipe (5) to be set
It sets, the cooling hole (10) is connected to setting with outlet pipe (8)；Pipeline in the branching pipe (9) with it is cold on the outside of branching pipe (9)
But hole (10) form cooling water channel (6).
3. a kind of automobile engine heavy truck pump housing side cover molding die according to claim 2, it is characterised in that: described cold
But the opening of hole (10) is connected with connecting cylinder open at one end (4), and the connecting cylinder (4) and lower mold core (3) form one
Closed inner-cavity structure, the connecting cylinder (4) pass through lower template and are exposed to outside lower template, the water inlet, water outlet point
It is not provided on connecting cylinder (4).
4. a kind of automobile engine heavy truck pump housing side cover molding die according to claim 1, it is characterised in that: under described
It include several lower mold cores (3) on die holder (2), and several lower mold core (3) rectangular arrays are arranged, on the upper die holder (1)
Comprising several cavitys, the cavity is correspondingly arranged with lower mold core (3), and the top of each cavity offers casting gate respectively
(12), several casting gates (12) respectively with pour deadhead (14) and be connected to setting.
5. a kind of automobile engine heavy truck pump housing side cover molding die according to claim 4, it is characterised in that: described to pour
Deadhead (14) is shell structure, and described pour deadhead (14) include a main cast gate (13) and several points of cast gates (11), and several institutes
It states a point cast gate (11) to be connected to main cast gate (13) respectively, and each described divides cast gate (11) to be connected to each casting gate (12) respectively to set
It sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821462752.XU CN208575231U (en) | 2018-09-07 | 2018-09-07 | A kind of automobile engine heavy truck pump housing side cover molding die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821462752.XU CN208575231U (en) | 2018-09-07 | 2018-09-07 | A kind of automobile engine heavy truck pump housing side cover molding die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208575231U true CN208575231U (en) | 2019-03-05 |
Family
ID=65512603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821462752.XU Expired - Fee Related CN208575231U (en) | 2018-09-07 | 2018-09-07 | A kind of automobile engine heavy truck pump housing side cover molding die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208575231U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927020A (en) * | 2021-09-30 | 2022-01-14 | 苏州豪威精密压铸有限公司 | Motor spare and accessory part forming die and forming process thereof |
-
2018
- 2018-09-07 CN CN201821462752.XU patent/CN208575231U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927020A (en) * | 2021-09-30 | 2022-01-14 | 苏州豪威精密压铸有限公司 | Motor spare and accessory part forming die and forming process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214000 Furong Road, Xishan Economic Development Zone, Wuxi City, Jiangsu Province Patentee after: Wuxi Ruiyou Machinery Manufacturing Co.,Ltd. Address before: 214000 Furong Road, Xishan Economic Development Zone, Wuxi City, Jiangsu Province Patentee before: WUXI RUIYOU PRECISION DIE Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190305 Termination date: 20210907 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |