CN113751694B - Automobile mold core cooling structure - Google Patents
Automobile mold core cooling structure Download PDFInfo
- Publication number
- CN113751694B CN113751694B CN202111178786.2A CN202111178786A CN113751694B CN 113751694 B CN113751694 B CN 113751694B CN 202111178786 A CN202111178786 A CN 202111178786A CN 113751694 B CN113751694 B CN 113751694B
- Authority
- CN
- China
- Prior art keywords
- supporting
- mold core
- cooling water
- core
- cylinder
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2218—Cooling or heating equipment for dies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a mold core cooling structure of an automobile mold, which belongs to the technical field of automobile molds and comprises a mold core, a mold core seat, a cooling structure and a supporting mechanism; the cooling structure comprises a cooling water inlet channel, a cooling water return channel, and a cooling water inlet ring and a cooling water return ring which are arranged on the supporting cylinder; the cooling water inlet ring and the cooling water return ring are respectively connected with an external water pipe through cooling water pipes; according to the invention, the supporting mechanism is arranged in the mold core, and can support the inner wall of the mold core, so that the inner wall of the mold core can be ensured to have enough impact resistance under the condition of being designed to be thin, the service life is kept good, and the cooling effect is improved; still be equipped with fan assembly in the mold core, can increase the torrent, reduce the cooling water flow and be close to the temperature difference of mold core inner wall department and the department of being close to the support section of thick bamboo outer wall, improve cooling effect.
Description
Technical Field
The invention relates to the technical field of automobile molds, in particular to a mold core cooling structure of an automobile mold.
Background
In the continuous production worker in-process of car die mould, need cool off the die mould core, the mode among the prior art is to open the cooling water course in the core and cool off through the circulating water, because the die mould is in the course of the work, the core can receive very big impact force, for keeping the good life of core, the cooling water course can not be designed too big (be the core wall can not be too thin), but will lead to the cooling effect not good enough like this, consequently need design a core cooling structure who has supporting mechanism, can let the core keep higher intensity and keep good life under the thin condition of core wall.
Disclosure of Invention
The invention provides a cooling structure for a mold core of an automobile mold, which can solve the problems pointed out in the background art.
A cooling structure for a mold core of an automobile mold comprises the mold core, a mold core seat connected with the mold core, a cooling structure and a supporting mechanism, wherein the cooling structure and the supporting mechanism are arranged in the mold core; the support mechanism includes:
the supporting cylinder is arranged in the core in a sliding mode, a plurality of supporting pieces are uniformly arranged on the supporting cylinder along the circumferential direction, a plurality of abdicating grooves which correspond to the supporting pieces one to one are formed in the supporting cylinder, and the supporting pieces are used for supporting the inner side wall of the core;
the driving mechanism is fixedly arranged on the core print seat and can drive the supporting cylinder to move axially; and
the connecting rod assembly is connected with the supporting plates, and when the driving mechanism drives the supporting cylinder to move axially, the supporting plates can move radially on the supporting cylinder under the action of the connecting rod assembly until the supporting plates abut against the inner side wall of the core;
the cooling structure comprises a cooling water inlet channel, a cooling water return channel, and a cooling water inlet ring and a cooling water return ring which are arranged on the supporting cylinder;
the cooling water inlet ring and the cooling water return ring are respectively connected with an external water pipe through cooling water pipes;
the supporting cylinder and the gap between the inner walls of the mold cores are the cooling water inlet channel, and the supporting cylinder and the gap between the abdicating grooves are the cooling water return channel.
Preferably, the connecting rod assembly includes:
the supporting rod is positioned in the supporting cylinder, and the end part of the supporting rod is fixed on the core print seat; and
the connecting rods are respectively connected with the supporting sheets in a one-to-one correspondence manner, a first spring is further sleeved on each connecting rod, one end of each connecting rod is connected with the corresponding supporting sheet, and the other end of each connecting rod penetrates through the corresponding abdicating groove and abuts against the corresponding supporting rod;
the supporting rod is provided with a plurality of inclined planes which are in one-to-one correspondence with the connecting rods, and when the supporting barrel moves axially, the connecting rods can move along the inclined planes.
Preferably, a plurality of support bars are arranged on the inner wall of the mold core, and any support bar is positioned between two support bars which are abutted against the inner side wall of the mold core; fan blade assemblies used for disturbing the flow direction of cooling water are arranged on the support bars;
the support bar is rotatably provided with a rotating shaft, the fan blade assembly is fixedly arranged on the rotating shaft, the end part of the rotating shaft is provided with a gear, and the support cylinder is fixedly provided with a rack plate which can be meshed and connected with the gear;
and a plurality of water nozzles which correspond to the fan blade assemblies one by one are arranged on the cooling water inlet ring.
Preferably, the support cylinder is provided with a plurality of water return ports communicated with the plurality of the abdicating grooves in a one-to-one correspondence manner, and the water return ports are communicated with the cooling water return ring.
Preferably, a positioning rod used for installing the supporting bar is arranged on the inner wall of the mold core, a second spring is arranged between the inner wall of the mold core and the supporting bar, and the supporting bar can be separated from the inner wall of the mold core under the action of the second spring.
Preferably, the driving mechanism is a cylinder.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the supporting mechanism is arranged in the mold core, and can support the inner wall of the mold core, so that the inner wall of the mold core can be ensured to have enough impact resistance under the condition of being designed to be thin, the service life is kept good, and the cooling effect is improved;
the cooling water inlet channel and the cooling water return channel in the mold core are respectively positioned at the inner side and the outer side of the supporting cylinder, so that the backflow cooling water is prevented from contacting the inner wall of the mold core again, and the cooling effect is improved;
still be equipped with fan assembly in the mold core, can increase the torrent, reduce the cooling water flow and be close to the temperature difference of mold core inner wall department and the department of being close to the support section of thick bamboo outer wall, improve cooling effect.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of the present invention;
FIG. 3 is a cross-sectional view of the support mechanism of the present invention supporting the inner wall of the core;
FIG. 4 is a partial cross-sectional view of the fan blade assembly of the present invention;
FIG. 5 is a schematic view I of the structure at the inner wall of the core of the present invention;
FIG. 6 is a schematic view II of the structure at the inner wall of the core of the present invention;
FIG. 7 is a schematic structural view of a cooling water inlet ring according to the present invention;
fig. 8 is a schematic structural view of the support cylinder of the present invention.
Description of the reference numerals:
1. the mold core comprises a mold core 2, a mold core seat, 3, a supporting cylinder, 4, a supporting sheet, 5, a relief groove, 6, a supporting rod, 7, a connecting rod, 8, a spring I, 9, an inclined plane, 10, a cylinder, 11, a cooling water inlet channel, 12, a cooling water return channel, 13, a cooling water inlet ring, 14, a cooling water return ring, 15, a cooling water pipe, 21, a supporting strip, 22, a fan blade assembly, 23, a rotating shaft, 24, a gear, 25, a rack plate, 26, a water nozzle, 31, a water return port, 41, a positioning rod, 42 and a spring II.
Detailed Description
An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.
As shown in fig. 1 to 8, an embodiment of the present invention provides an automobile mold core cooling structure, which includes a core 1, a core seat 2 connected to the core 1, and a cooling structure and a supporting mechanism disposed in the core 1; the support mechanism includes:
the supporting cylinder 3 is arranged in the core 1 in a sliding manner, a plurality of supporting sheets 4 are uniformly arranged on the supporting cylinder 3 along the circumferential direction, a plurality of yielding grooves 5 corresponding to the supporting sheets 4 one by one are formed in the supporting cylinder 3, and the supporting sheets 4 are used for supporting the inner side wall of the core 1;
a driving mechanism fixedly arranged on the core print 2, wherein the driving mechanism can drive the supporting cylinder 3 to move axially; and
the connecting rod assembly is connected with the supporting plates 4, and when the driving mechanism drives the supporting cylinder 3 to move axially, the supporting plates 4 can move radially on the supporting cylinder 3 under the action of the connecting rod assembly until the supporting plates 4 abut against the inner side wall of the core 1;
the space of the abdicating groove 5 is larger than the volume of the support sheet 4;
the driving mechanism is a cylinder 10;
the cooling structure comprises a cooling water inlet channel 11, a cooling water return channel 12, and a cooling water inlet ring 13 and a cooling water return ring 14 which are arranged on the supporting cylinder 3;
the cooling water inlet ring 13 and the cooling water return ring 14 are respectively connected with an external water pipe through a cooling water pipe 15;
as shown in fig. 1, the core print 2 is provided with a groove for giving way to the cooling water pipes 15, so that the functions of the two cooling water pipes 15 are not affected by the movement of the support cylinder 3;
the gap between the support cylinder 3 and the inner wall of the mold core 1 is the cooling water inlet channel 11, and the gap between the support sheet 4 and the abdicating groove 5 is the cooling water return channel 12;
as shown in fig. 2, the cooling water inlet channel 11 is located outside the support cylinder 3, and the cooling water return channel 12 is located inside the support cylinder 3, so that the backflow-preventing cooling water can be prevented from contacting the inner wall of the mold core, and the cooling effect is improved;
the connecting rod assembly includes:
the supporting rod 6 is positioned in the supporting cylinder 3, and the end part of the supporting rod 6 is fixed on the core print seat 2; and
the connecting rods 7 are respectively connected with the supporting pieces 4 in a one-to-one corresponding mode, springs I8 are further sleeved on the connecting rods 7, one ends of the connecting rods 7 are connected with the supporting pieces 4, and the other ends of the connecting rods 7 penetrate through the abdicating grooves 5 and abut against the supporting rods 6;
a plurality of inclined planes 9 which are in one-to-one correspondence with the connecting rods 7 are arranged on the supporting rod 6, and when the supporting cylinder 3 moves axially, the connecting rods 7 can move along the inclined planes 9;
a plurality of supporting strips 21 are arranged on the inner wall of the mold core 1, and any supporting strip 21 is positioned between the two supporting strips 4 which are abutted against the inner side wall of the mold core 1;
the side surface of the support sheet 4 close to the core 1 is arc-shaped and can be attached to the inner wall of the core 1;
in the cooling process of the mold core 1, the temperature of the cooling water flow close to the inner wall of the mold core 1 is higher than the temperature of the cooling water flow close to the outer wall of the support cylinder 3, and obvious temperature difference exists between the cooling water flow and the mold core 1, and in order to improve the cooling effect, a plurality of support bars 21 are provided with fan blade assemblies 22 for disturbing the flow direction of the cooling water;
a rotating shaft 23 is rotatably arranged on the supporting bar 21, the fan blade assembly 22 is fixedly arranged on the rotating shaft 23, a gear 24 is arranged at the end part of the rotating shaft 23, and a rack plate 25 capable of being meshed with the gear 24 is fixedly arranged on the supporting cylinder 3;
a plurality of water nozzles 26 corresponding to the fan blade assemblies 22 one to one are arranged on the cooling water inlet ring 13;
the water spray nozzle 26 directly faces the fan blade part of the fan blade assembly 22, when the mold core 1 is cooled, water flow of the water spray nozzle 26 impacts the fan blade assembly 22, so that the fan blade assembly 22 rotates, the flow of cooling water is turbulent, and various quantities in a flow field are disordered along with time and space coordinates due to the fact that particles of the cooling water flow do irregular motion, so that the difference between the temperature of the pipe cooling water close to the inner wall of the mold core 1 and the temperature of the pipe cooling water close to the outer wall of the support cylinder 3 is small, and the cooling effect is improved;
as shown in fig. 5, the supporting bar 21 may be provided with a plurality of sets of fan blade assemblies 22;
the supporting cylinder 3 is provided with a plurality of water return ports 31 which are communicated with the abdicating grooves 5 in a one-to-one correspondence manner, and the water return ports 31 are communicated with the cooling water return ring 14;
for the area of contact of increase cooling water flow and 1 inner wall of core, it is further, be provided with on the inner wall of core 1 and be used for the installation the locating lever 41 of support bar 21, the inner wall of core 1 with be equipped with spring two 42 between the support bar 21 under the effect of spring two 42, support bar 21 can with the inner wall separation of core 1, when support bar 4 and core 1's inner wall separation, support bar 21 can be separated with the inner wall of core 1 under the effect of spring two 42 to the area of contact of increase cooling water flow and the inner wall of core 1 improves the cooling effect, when supporting core 1, support bar 4 also can promote support bar 21 and contradict on 1 inner wall of core when conflicting to 1 inner wall of core.
The working principle is as follows: when a die-casting die is about to work, starting the air cylinder 10, wherein the air cylinder 10 pushes the support cylinder 3 to move, so that the end part of the support cylinder 3 is abutted against the inner end part of the core 1, in the moving process of the support cylinder 3, the bottom end of the connecting rod 7 moves along the inclined surface 9, so that the support sheet 4 is pushed to move towards the inner side surface of the core 1 along the radial direction, when the end part of the support cylinder 3 is abutted against the inner end part of the core 1, the support sheet 4 is just contacted with the inner side surface of the core 1 at the same time, and the support sheets 4 and the support bars 21 form an annular structure, so that the inner side surface of the core 1 is supported, and the core 1 is ensured to have enough strength to perform die-casting work;
after die casting is completed, the cylinder 10 drives the supporting cylinder 3 to reset, in the resetting process of the supporting cylinder 3, the rack plate 25 is meshed with the gear 24, so that the fan blade assembly 22 is switched to the state shown in fig. 6 from the state shown in fig. 5, the supporting sheet 4 returns to the abdicating groove 5 under the action of the spring I8, at the moment, the cooling water switch is opened, cooling water enters the mold core 1 through the water spray nozzle 26 on the cooling water inlet ring 13, the water spray nozzle 26 faces the fan blade assembly 22, so that the fan blade assembly 22 can rotate, turbulence is increased, the heat dissipation effect is improved, the cooling water enters the cooling water return channel 12 from the inner end face of the mold core 1 through the cooling water inlet channel 11, then enters the cooling water return ring 14 through the water return port, and finally flows out of the mold core 1 through the cooling water pipe 15.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it will be understood by those skilled in the art that the specification as a whole and the embodiments may be combined as appropriate to form other embodiments as would be understood by those skilled in the art.
Claims (6)
1. The automobile mold core cooling structure is characterized by comprising a mold core, a mold core seat connected with the mold core, a cooling structure and a supporting mechanism, wherein the cooling structure and the supporting mechanism are arranged in the mold core; the support mechanism includes:
the supporting cylinder is arranged in the core in a sliding mode, a plurality of supporting pieces are uniformly arranged on the supporting cylinder along the circumferential direction, a plurality of abdicating grooves which correspond to the supporting pieces one to one are formed in the supporting cylinder, and the supporting pieces are used for supporting the inner side wall of the core;
the driving mechanism is fixedly arranged on the core print seat and can drive the supporting cylinder to move axially; and
the connecting rod assembly is connected with the supporting plates, and when the driving mechanism drives the supporting cylinder to move axially, the supporting plates can move radially on the supporting cylinder under the action of the connecting rod assembly until the supporting plates abut against the inner side wall of the core;
the cooling structure comprises a cooling water inlet channel, a cooling water return channel, and a cooling water inlet ring and a cooling water return ring which are arranged on the supporting cylinder;
the cooling water inlet ring and the cooling water return ring are respectively connected with an external water pipe through cooling water pipes;
the supporting cylinder and the gap between the inner walls of the mold cores are the cooling water inlet channel, and the supporting cylinder and the gap between the abdicating grooves are the cooling water return channel.
2. The mold core cooling structure for an automobile mold according to claim 1, wherein the connecting rod assembly comprises:
the supporting rod is positioned in the supporting cylinder, and the end part of the supporting rod is fixed on the core print seat; and
the connecting rods are respectively connected with the supporting pieces in a one-to-one corresponding mode, a first spring is sleeved on each connecting rod, one end of each connecting rod is connected with the supporting piece, and the other end of each connecting rod penetrates through the abdicating groove and abuts against the supporting rod;
the supporting rod is provided with a plurality of inclined planes which are in one-to-one correspondence with the connecting rods, and when the supporting barrel moves axially, the connecting rods can move along the inclined planes.
3. The mold core cooling structure of claim 1, wherein a plurality of support bars are disposed on the inner wall of the mold core, and any one of the support bars is located between two of the support bars abutting against the inner wall of the mold core; fan blade assemblies used for disturbing the flow direction of cooling water are arranged on the support bars;
the support bar is rotatably provided with a rotating shaft, the fan blade assembly is fixedly arranged on the rotating shaft, the end part of the rotating shaft is provided with a gear, and the support cylinder is fixedly provided with a rack plate which can be meshed and connected with the gear;
and a plurality of water nozzles which correspond to the fan blade assemblies one by one are arranged on the cooling water inlet ring.
4. The mold core cooling structure for automobile molds according to claim 1, wherein a plurality of water return ports communicated with the plurality of receding grooves in a one-to-one correspondence are formed in the support cylinder, and the plurality of water return ports are communicated with the cooling water return ring.
5. The mold core cooling structure for the automobile mold as claimed in claim 3, wherein a positioning rod for mounting the supporting bar is provided on the inner wall of the mold core, a second spring is provided between the inner wall of the mold core and the supporting bar, and the supporting bar can be separated from the inner wall of the mold core under the action of the second spring.
6. The mold core cooling structure for an automobile mold according to claim 1, wherein said driving mechanism is a cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111178786.2A CN113751694B (en) | 2021-10-11 | 2021-10-11 | Automobile mold core cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111178786.2A CN113751694B (en) | 2021-10-11 | 2021-10-11 | Automobile mold core cooling structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113751694A CN113751694A (en) | 2021-12-07 |
| CN113751694B true CN113751694B (en) | 2022-09-27 |
Family
ID=78799022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111178786.2A Active CN113751694B (en) | 2021-10-11 | 2021-10-11 | Automobile mold core cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113751694B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012110953A (en) * | 2010-11-26 | 2012-06-14 | Suguro Tekko:Kk | Cooling pipe for die |
| CN204052860U (en) * | 2014-08-27 | 2014-12-31 | 浙江拓卡斯机械科技有限公司 | A kind of electric automobile one water cooling motor housing low pressure casting die |
| CN207343749U (en) * | 2017-09-21 | 2018-05-11 | 宁波环亚机械制造有限公司 | A kind of core cooling structure of aluminum alloy die-casting die |
| CN211191952U (en) * | 2019-12-06 | 2020-08-07 | 昆山杜恩机电科技有限公司 | Die casting die high pressure cooling core needle structure |
| CN111889650A (en) * | 2020-08-24 | 2020-11-06 | 高二军 | Core-pulling cooling device of die-casting die |
| CN214321759U (en) * | 2020-12-31 | 2021-10-01 | 无锡日丰精密压铸有限公司 | Inner mold core structure of die-casting mold |
-
2021
- 2021-10-11 CN CN202111178786.2A patent/CN113751694B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012110953A (en) * | 2010-11-26 | 2012-06-14 | Suguro Tekko:Kk | Cooling pipe for die |
| CN204052860U (en) * | 2014-08-27 | 2014-12-31 | 浙江拓卡斯机械科技有限公司 | A kind of electric automobile one water cooling motor housing low pressure casting die |
| CN207343749U (en) * | 2017-09-21 | 2018-05-11 | 宁波环亚机械制造有限公司 | A kind of core cooling structure of aluminum alloy die-casting die |
| CN211191952U (en) * | 2019-12-06 | 2020-08-07 | 昆山杜恩机电科技有限公司 | Die casting die high pressure cooling core needle structure |
| CN111889650A (en) * | 2020-08-24 | 2020-11-06 | 高二军 | Core-pulling cooling device of die-casting die |
| CN214321759U (en) * | 2020-12-31 | 2021-10-01 | 无锡日丰精密压铸有限公司 | Inner mold core structure of die-casting mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113751694A (en) | 2021-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212045848U (en) | Injection mold with cooling and heat dissipation functions | |
| CN110076975B (en) | Automobile injection mold with external cooling system | |
| CN113751694B (en) | Automobile mold core cooling structure | |
| CN111070690A (en) | 3D prints finished product cooling device | |
| CN113334712A (en) | Injection molding device for mold | |
| CN112590128A (en) | Production injection mold capable of being cooled rapidly and good in buffering effect | |
| CN109732057B (en) | Double-center casting die-casting three-plate die | |
| CN208680555U (en) | Rib water-proof type lathe headstock | |
| CN114750378B (en) | Injection mold with high injection precision stability | |
| CN213794164U (en) | Metal piece casting forming device | |
| CN111188848B (en) | Clutch disc | |
| CN214079193U (en) | Production mold assembly with rapid heat dissipation function for hardware machining | |
| CN110899634B (en) | Optimized production method of efficient low-noise axial flow fan | |
| CN220973059U (en) | Cooling and cooling protection device of mold temperature machine | |
| CN217315813U (en) | Constant temperature die casting die | |
| CN210615065U (en) | Die mounting mechanism of centrifugal casting machine | |
| CN110871261A (en) | Air flue sand core mold process for automobile engine cylinder cover | |
| CN219786517U (en) | Solar aluminum alloy frame die casting die | |
| CN220841324U (en) | Soft rubber injection molding machine with cooling mechanism | |
| CN214442464U (en) | High-heat-dissipation precision die | |
| CN209191081U (en) | A kind of plunger and outer slides lifter ejection mould | |
| CN221325163U (en) | Plate-fin radiator for crusher | |
| CN219311881U (en) | Rapid cooling die frame for machining automobile parts | |
| CN219500302U (en) | Stereoscopic die of cake making machine | |
| CN211423187U (en) | Continuous casting roller bearing seat fixing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |