CN217727089U - Point cooling assembly and die-casting die - Google Patents
Point cooling assembly and die-casting die Download PDFInfo
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- CN217727089U CN217727089U CN202221330535.1U CN202221330535U CN217727089U CN 217727089 U CN217727089 U CN 217727089U CN 202221330535 U CN202221330535 U CN 202221330535U CN 217727089 U CN217727089 U CN 217727089U
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Abstract
The utility model provides a cold subassembly of point and die casting die, wherein, the cold subassembly of point includes: the device comprises a point cooling pipe, wherein a circulating cooling water channel is arranged in the point cooling pipe; the end, close to the spot cooling pipe, of the spot cooling pin is connected with the spot cooling pipe, and cooling water enters the spot cooling pin; the other end of the spot cooling pin is used for extending into the mold to carry out local cooling on the product; the point cooling sleeve is sleeved outside the point cooling pipe, and one end of the point cooling sleeve, which is close to the point cooling pin, is used for abutting against the end face of the point cooling pin; the mounting seat is abutted to one end, far away from the spot cooling pin, of the spot cooling pipe and is used for compressing and fixing the spot cooling pipe, the spot cooling pin and the spot cooling sleeve on the die. Through some cold pipe and some cold pin junction in this scheme to stretch into and carry out the fixed point cooling to the mould internal part in, when guaranteeing product quality, improve mould life.
Description
Technical Field
The utility model belongs to auto parts production field especially relates to a cold subassembly of point and die casting die.
Background
In the die casting die use, the temperature of mould is the key factor that influences the product shaping is good, and local high temperature or low temperature can seriously influence the life-span of product shaping and mould, therefore, thereby need carry out rapid cooling to the part of product and mould and make the structure of the special position of product more accurate, reduce the gas shrinkage cavity of product, improve the quality and the mould life of product.
SUMMERY OF THE UTILITY MODEL
In view of the above shortcomings of the prior art, an object of the present invention is to provide a spot cooling module and a die casting mold to realize local cooling of a product and a mold.
To achieve the above and other related objects, the present invention provides a spot cooling module, comprising:
the device comprises a point cooling pipe, wherein a circulating cooling water channel is arranged in the point cooling pipe;
the end, close to the spot cooling pipe, of the spot cooling pin is connected with the spot cooling pipe, and cooling water enters the spot cooling pin; the other end of the spot cooling pin is used for extending into the mold to carry out local cooling on the product;
the point cooling sleeve is sleeved outside the point cooling pipe, and one end of the point cooling sleeve, which is close to the point cooling pin, is used for abutting against the end face of the point cooling pin;
the mount pad, keep away from some cold round pin one end with some cold tubes and support and lean on for compress tightly the cold tube of some, some cold round pin and some cold sleeve pipe and fix on the mould.
Furthermore, a convex block is convexly arranged on the side wall of one end, away from the spot cooling pin, of the spot cooling pipe, and a water inlet and a water outlet of the circulating cooling water channel are arranged on the convex block; and an avoidance port for the bump to enter is formed in the end part of the spot cooling sleeve.
Furthermore, the circulating cooling water channel comprises a water inlet channel and a water outlet channel, the water inlet channel is arranged in the water outlet channel, the water inlet channel extends into the spot cooling pin and is communicated with the inner space of the spot cooling pin, and the water outlet pipeline is communicated with the inner space of the spot cooling pin.
Further, the connection position of the spot cooling pipe and the spot cooling pin is sealed through a sealing ring.
In order to realize above-mentioned purpose and other relevant purposes, the utility model provides a die casting die, including movable mould, cover half and foretell cold subassembly in some, the cold subassembly of some is installed on the cover half.
Further, the fixed die comprises a die frame and a die core, the die core is installed in the die frame, and the die core of the fixed die is close to one side of the movable die and is matched with the movable die to form a die cavity of a product.
Furthermore, a mounting channel for mounting a cold sleeve on a mounting point is formed in a die frame of the fixed die, and a jack for mounting a cold pin on the mounting point is formed in a die core of the fixed die.
Further, a groove for installing an installation seat is further formed in the die frame of the fixed die, the installation seat is installed in the groove, and the installation seat is connected with the groove through bolts.
Furthermore, the spot cooling pipe is connected with a water inlet pipe and a water outlet pipe, and a die frame of the fixed die is provided with mounting grooves for the water inlet pipe and the water outlet pipe.
Furthermore, a flow inlet is formed in a die frame of the fixed die and communicated with the die cavity.
As above, the utility model discloses a cold subassembly of point and die casting die has following beneficial effect:
through some cold pipe and some cold pin junction in this scheme to stretch into and carry out the fixed point cooling to the mould internal part in, when guaranteeing product quality, improve mould life.
Because the spot cooling pipe is long-strip-shaped, the spot cooling pipe is easy to deform by external force and influences the circulation of cooling water. The arrangement of the spot cooling sleeve plays a role in protecting the spot cooling pipe, and reduces the possibility of deformation of the spot cooling pipe.
Drawings
Fig. 1 is a schematic structural diagram of an example of the spot cooling module according to the present invention.
Fig. 2 isbase:Sub>A schematic cross-sectional view atbase:Sub>A-base:Sub>A in fig. 1.
Fig. 3 is a schematic structural diagram of an ignition cooling pipe in the embodiment of the present invention.
Fig. 4 is a schematic sectional view of an ignition tube in an embodiment of the present invention.
Fig. 5 is a schematic structural view of a forming mold in an embodiment of the present invention.
Fig. 6 is a schematic cross-sectional view at B-B in fig. 5.
Fig. 7 is an enlarged view at C in fig. 6.
Detailed Description
Reference numerals in the drawings of the specification include: the cooling device comprises a cooling sleeve 1, a cooling pin 2, a mounting seat 3, a bolt 4, a nut 5, a cooling pipe 6, a bump 601, a water inlet 602, a water outlet 603, a water outlet channel 604, a water inlet channel 605, an annular groove 606, a mold frame 7, a mounting groove 701, a groove 702, a flow inlet 703 and a mold core 8.
The following description is given for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be apparent to those skilled in the art from the disclosure of the present invention.
Examples
As shown in fig. 1 to 4, the present embodiment provides a spot cooling assembly and a die casting mold, including:
the spot cooling pipe 6 is provided with a convex block 601 protruding from the side wall of one end of the spot cooling pipe 6, and the convex block 601 is provided with a water inlet 602 and a water outlet 603. A circulating cooling water channel is arranged in the spot cooling pin 2, the circulating cooling water channel comprises a water inlet channel 605 connected with the water inlet 602 and a water outlet channel 604 connected with the water outlet 603, the diameter of the water inlet channel 605 is smaller than that of the water outlet channel 604, and the water inlet channel 605 is arranged in the water outlet channel 604; the length of the inlet channel 605 is greater than the outlet channel 604. An annular groove 606 for installing a sealing ring is arranged on the outer wall of one end of the water outlet channel 604 far away from the convex block 601. In this embodiment, the sealing ring is an O-ring.
The point cooling pin 2, the first end of point cooling pin 2 is used for connecting the point cooling pipe 6, and the one end that point cooling pin 2 kept away from point cooling pipe 6 is the second end. The diameter of the spot cooling pin 2 is linearly reduced from the first end to the second end of the spot cooling pin 2 so as to be inserted into a die casting mold of a product. The first end face of the point cooling pin 2 is provided with a water inlet channel 605 for insertion into the socket, and the socket extends towards the second end direction along the first end of the point cooling pin 2. In the embodiment, the spot cooling pin 2 and the spot cooling pipe 6 are in interference fit, and a sealing ring is arranged at the matching part.
The spot cooling sleeve 1 is sleeved outside the spot cooling pipe 6, and an avoiding opening for the lug 601 to enter is formed in the spot cooling sleeve 1.
And the mounting seat 3 is used for pressing and fixing the spot cooling sleeve 1, the spot cooling pin 2 and the spot cooling pipe 6 in the die. One end of the point cooling sleeve 1 is abutted against the end face of the point cooling pin 2, and the other end of the point cooling sleeve 1 is limited by the convex block 601 and the mounting seat 3.
During the concrete implementation, install some cold round pin 2 in the mold core 8, then, insert some cold pipe 6 to put on some cold sleeve pipe 1 on some cold pipe 6, pass through bolt 4 with mount pad 3 and die frame 7 and be connected, in order to realize some cold sleeve pipe 1, some cold pipe 6 and some cold spacing of round pin 2.
As shown in fig. 5 to 7, the embodiment further provides a die-casting mold, which comprises a fixed mold, a movable mold and the above-mentioned spot-cooling assembly mounted on the fixed mold.
The fixed die and the movable die both comprise a die frame 7 and a die core 8 installed in the die frame 7, a die cavity of a product is formed between the die core 8 on the fixed die and the die core 8 on the movable die, and the die frame 7 of the fixed die is provided with a flow inlet 703 communicated with the die cavity.
An installation channel for the spot cooling sleeve 1 to extend into is arranged on the mold frame 7 of the fixed mold, an insertion hole for the spot cooling pin 2 to insert is arranged on the mold core 8 of the fixed mold, and the diameter of the installation channel is larger than that of the insertion hole.
A groove 702 and a mounting groove 701 are formed in a mold frame 7 of the fixed mold, and the mounting seat 3 is mounted in the groove 702. The fixing between the mounting seat 3 and the fixed die is realized through a bolt 4 and a nut 5. The spot cooling pipe 6 is connected with a water inlet pipe and a water outlet pipe, and the water inlet pipe and the water outlet pipe are arranged in the mounting groove 701.
The spot cooling module on the mold in this embodiment is not limited to be installed only one, and therefore, a plurality of installation grooves 701 for the water inlet pipe and the water outlet pipe are also provided to facilitate the addition of the spot cooling module.
During the use, install some cold round pin 2 in the jack, then insert some cold pipe 6 on some cold round pin 2, sheathe some cold sleeve pipe 1 on some cold pipe 6, later carry on spacingly through mount pad 3 to some cold pipe 6 and some cold sleeve pipe 1, avoid the mould use in some cold pipe 6 to retreat.
Afterwards, metal melt liquid is injected into the cavity from the flow inlet 703, water enters from the water inlet pipe, water flows out from the water outlet pipe, water circulation is formed in the spot cooling pin 2 and the spot cooling pipe 6, so that the product is cooled locally and rapidly, the structure of the special position of the product is more precise, the shrinkage cavity of the product is reduced, the quality of the product is improved, and the service life of the mold is prolonged.
The arrangement of the point cooling sleeve 1 plays a role in protecting the point cooling pipe 6 and avoids the deformation of the point cooling pipe 6.
When the point cooling pin 2 needs to be replaced, the mounting base 3 is detached, and then the point cooling sleeve 1, the point cooling pipe 6 and the point cooling pin 2 are taken out in sequence.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. It will be apparent to those skilled in the art that modifications and variations can be made to the above-described embodiments without departing from the spirit or scope of the invention and it is intended that all such equivalent modifications and variations be considered within the scope of the appended claims without departing from the spirit and scope of the invention.
Claims (10)
1. An spot cooling assembly, comprising:
the device comprises a point cooling pipe, wherein a circulating cooling water channel is arranged in the point cooling pipe;
the end, close to the spot cooling pipe, of the spot cooling pin is connected with the spot cooling pipe, and cooling water enters the spot cooling pin; the other end of the spot cooling pin is used for extending into the mold to carry out local cooling on the product;
the point cooling sleeve is sleeved outside the point cooling pipe, and one end of the point cooling sleeve, which is close to the point cooling pin, is used for abutting against the end face of the point cooling pin;
the mounting seat is abutted to one end, far away from the spot cooling pin, of the spot cooling pipe and is used for compressing and fixing the spot cooling pipe, the spot cooling pin and the spot cooling sleeve on the die.
2. The spot cooling assembly according to claim 1, wherein a protrusion is convexly disposed on a side wall of the spot cooling pipe at an end away from the spot cooling pin, and a water inlet and a water outlet of the circulating cooling water channel are disposed on the protrusion; and an avoiding opening for the convex block to enter is formed in the end part of the point cooling sleeve.
3. The spot-cooling assembly according to claim 1, wherein the circulating cooling water channel comprises a water inlet channel and a water outlet channel, the water inlet channel is disposed in the water outlet channel, the water inlet channel extends into the spot-cooling pin and is communicated with the inner space of the spot-cooling pin, and the water outlet channel is communicated with the inner space of the spot-cooling pin.
4. The spot cooling assembly of claim 1, wherein the spot cooling tube is sealed from the spot cooling pin connection by a sealing ring.
5. A die casting mould comprising a moving mould, a stationary mould and a spot cooling assembly as claimed in any one of claims 1 to 4 mounted on the stationary mould.
6. The die-casting die as claimed in claim 5, wherein the fixed die comprises a die frame and a die core, the die core is arranged in the die frame, and the die core of the fixed die is matched with the movable die to form a die cavity of a product close to one side of the movable die.
7. The die-casting die as claimed in claim 6, wherein a die frame of the fixed die is provided with a mounting passage for mounting the cold sleeve of the point, and a die core of the fixed die is provided with a jack for mounting the cold pin of the point.
8. The die-casting die as claimed in claim 7, wherein a groove for mounting a mounting seat is further formed in the die frame of the fixed die, the mounting seat is mounted in the groove, and the mounting seat is connected with the groove through a bolt.
9. The die-casting die as claimed in claim 6, wherein the spot cooling pipe is connected with a water inlet pipe and a water outlet pipe, and a die frame of the fixed die is provided with mounting grooves for the water inlet pipe and the water outlet pipe.
10. The die-casting die as claimed in claim 6, wherein a die frame of the fixed die is provided with a flow inlet, and the flow inlet is communicated with the die cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221330535.1U CN217727089U (en) | 2022-05-30 | 2022-05-30 | Point cooling assembly and die-casting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221330535.1U CN217727089U (en) | 2022-05-30 | 2022-05-30 | Point cooling assembly and die-casting die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217727089U true CN217727089U (en) | 2022-11-04 |
Family
ID=83839106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221330535.1U Active CN217727089U (en) | 2022-05-30 | 2022-05-30 | Point cooling assembly and die-casting die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217727089U (en) |
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2022
- 2022-05-30 CN CN202221330535.1U patent/CN217727089U/en active Active
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