CN109333884B - Repairing method for aluminum alloy mold water conveying channel - Google Patents
Repairing method for aluminum alloy mold water conveying channel Download PDFInfo
- Publication number
- CN109333884B CN109333884B CN201811140837.0A CN201811140837A CN109333884B CN 109333884 B CN109333884 B CN 109333884B CN 201811140837 A CN201811140837 A CN 201811140837A CN 109333884 B CN109333884 B CN 109333884B
- Authority
- CN
- China
- Prior art keywords
- hole
- embedding
- silica gel
- aluminum alloy
- water
- 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
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/70—Maintenance
- B29C33/74—Repairing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention discloses a repairing method of an aluminum alloy mold water conveying channel, which comprises the steps of positioning, finding out the position of a damaged hole which causes water leakage of the mold water conveying channel; punching, namely expanding damaged holes at the position of a heat dissipation water channel of the die into regular-shaped embedding holes; slotting, wherein a U-shaped groove for accommodating silica gel is processed at the bottom of the embedding hole; pouring the silica gel, namely pouring the silica gel into the U-shaped groove, wherein the surface of the silica gel is higher than the bottom surface of the embedding hole; manufacturing an embedded block, namely manufacturing an aluminum alloy embedded block matched with the embedded hole; embedding, namely knocking the embedded block into the embedded hole, wherein the embedded block is in interference fit with the embedded hole; and (5) polishing, namely processing the surface of the die where the embedding hole is positioned into a smooth die parting surface. The invention has the beneficial effects that: the repaired part can not generate sand holes, and meanwhile, better sealing can be realized to prevent water leakage. Meanwhile, a new water channel does not need to be made on the die again, so that manpower and material resources are saved, and the production cost is greatly reduced.
Description
Technical Field
The invention relates to the field of maintenance methods of dies, in particular to a repairing method of a water conveying channel of an aluminum alloy die.
Background
In the injection molding or blow molding process of the aluminum alloy mold, the plastic needs to be heated to 150-. Therefore, in order to improve the production efficiency and shorten the plasticizing production period, the aluminum alloy plastic mold can design a water channel in the mold during mold design, so that the mold is accelerated to be cooled, and the purpose of improving the production efficiency is achieved.
In the process of manufacturing or repairing the mold, the water channel of the mold is easy to drill through due to the problems of unfamiliarity with the mold structure, operation errors of a machine and the like. In the prior art, the water channel of the damaged hole of the strip is generally blocked or the through hole is blocked by adopting a welding mode. The blockage of the water channel generally has adverse effects on the normal use of the aluminum alloy die, and the newly manufactured water channel can cause that the aluminum alloy die cannot realize the purpose of rapid cooling, thereby affecting the production efficiency. And adopt the mode of welding to plug up the through-hole, because the heat dissipation of aluminium is very fast, the purpose that the welding effect is difficult to reach the shutoff hole can not concentrated to the heat in the welded, and appear the sand hole easily and can not reach the complete integration of welding body and body.
Disclosure of Invention
The invention aims to provide a repairing method of an aluminum alloy mould water conveying channel, which aims to solve the problems.
According to one aspect of the invention, the repair method of the aluminum alloy mold water conveying channel comprises the following steps:
A. positioning, namely finding out the position of a damaged hole causing water leakage of a water conveying channel of the mold;
B. punching, namely expanding the front section of a damaged hole at the position of a heat dissipation water channel of the die into an embedding hole in a regular shape, wherein the embedding hole is not communicated with the water delivery channel;
C. and a groove is formed, a U-shaped groove used for containing silica gel is processed at the bottom of the embedding hole, and the U-shaped groove is not communicated with the water conveying channel.
D. Pouring the silica gel, namely pouring the silica gel into the U-shaped groove, wherein the surface of the silica gel is higher than the bottom surface of the embedding hole;
E. an embedded block, which is an aluminum alloy embedded block matched with the embedded hole;
F. embedding, namely embedding an embedding block matched with the embedding hole into the embedding hole, wherein the embedding block is in interference fit with the embedding hole;
G. and (5) polishing, namely processing the surface of the die where the embedding hole is positioned into a smooth die parting surface.
In some embodiments, the silicone surface is 0.4mm to 0.6mm above the bottom surface of the insertion hole. Therefore, the U-shaped groove can be ensured to be filled with silica gel, and a gap is prevented from being reserved between the embedded block and the inner wall of the embedded hole.
In some embodiments, the insert hole is a square insert hole. Therefore, the embedded block can be prevented from rolling in the embedded hole, and the embedded block can be prevented from loosening and falling off.
In some embodiments, the insertion hole is a circular insertion hole. Therefore, the embedded block can be better and tightly attached to the inner wall of the embedded hole, and the water channel water leakage caused by the air holes is prevented.
In some embodiments, polishing further comprises polishing the inner wall of the waterway to a smooth plane. Therefore, the embedded block can be better and tightly attached to the inner wall of the embedded hole, and the water leakage of the water channel caused by the air holes is prevented.
In some embodiments, the inner wall of the embedding hole is first cleaned and dried before the glue is poured, and then the inner wall of the embedding hole is subjected to smoothing treatment. Thereby improving the sealing effect of the silica gel.
In some embodiments, the smoothing process comprises painting a release wax or painting a release agent. Thereby further improving the sealing effect of the silica gel.
In some embodiments, the silicone gel is a 20 degree hard mold silicone gel. The silica gel has the advantages of good fluidity, easy perfusion and high tensile tearing strength.
The invention has the beneficial effects that: the repairing method of the water conveying channel of the aluminum alloy die is characterized in that silica gel is filled in a U-shaped groove, and then the damaged hole is plugged by embedding an aluminum alloy block in the damaged hole. The repaired part can not generate sand holes, and meanwhile, better sealing can be realized to prevent water leakage. Meanwhile, a new water channel does not need to be made on the die again, so that manpower and material resources are saved, and the production cost is greatly reduced.
Drawings
FIG. 1 is a schematic flow chart of a repairing method of a water transport channel of an aluminum alloy mold according to an embodiment of the invention;
FIG. 2 is a schematic view of the front side structure of the aluminum alloy mold water transport channel repairing method shown in FIG. 1;
fig. 3 is a schematic side view of the aluminum alloy mold water transport channel repairing method shown in fig. 1.
Detailed Description
The invention is described in further detail below with reference to figures 1-3.
The first embodiment is as follows:
as shown in fig. 1-3, a method for repairing a water transport channel of an aluminum alloy mold comprises the following steps:
A. positioning, and finding out the position of the damaged hole 2 causing water leakage of the mold water conveying channel 5;
B. punching, expanding the front section part of the damaged hole 2 at the position of the heat dissipation water channel 5 of the die 1 into an embedding hole 3 with a regular shape, wherein the embedding hole 3 is not communicated with the water transportation channel 5, so that after the embedding block is clamped into the embedding hole 3, the normal use of the water transportation channel 5 cannot be influenced by the embedding block. Because the shapes of the embedded block and the embedded hole 3 need to be kept consistent, the embedded hole 3 with a regular shape can facilitate the processing of the embedded block and the better close fitting and fixation of the embedded block and the inner wall of the embedded hole 3. As shown in fig. 2, the insertion hole 3 is preferably a square insertion hole 3 in the present embodiment. This prevents the insert from rolling in the insert opening 3, which could lead to loosening and falling off.
C. And (3) slotting, as shown in figure 3, machining a U-shaped groove 4 for accommodating silica gel at the bottom of the embedding hole 3, wherein the U-shaped groove is not communicated with the water conveying channel. Thereby stop up damaged hole 2 through silica gel and fix silica gel in U type inslot through the embedding piece and accomplish the repair to damaged hole 2.
D. And (5) pouring the glue, namely pouring the silica gel into the U-shaped groove 4, wherein the surface of the silica gel is higher than the bottom surface of the embedding hole 3. The silicone rubber is made to overflow the bottom surface of the embedding hole 3, so that the U-shaped groove 4 is completely filled, and the sealing performance is improved.
E. And the embedding block is manufactured, the aluminum alloy embedding block is matched with the embedding hole 3, and the size of the embedding block is not smaller than that of the embedding hole 3. The size fit between the embedded block and the embedded inner wall can ensure the sealing performance.
F. And embedding, namely knocking the embedded block into the embedded hole 3, wherein the embedded block is in interference fit with the embedded hole 3. The interference fit between the embedded block and the embedded inner wall can ensure the sealing performance.
G. And (5) polishing, namely processing the surface of the die where the embedding hole 3 is positioned into a smooth die parting surface.
The method for repairing the water conveying channel 5 of the aluminum alloy die 1 is characterized in that silica gel is filled in the U-shaped groove 4, and the damaged hole 2 is blocked by embedding an aluminum alloy block in the damaged hole 2. The repaired part can not generate sand holes, and meanwhile, better sealing can be realized to prevent water leakage. Meanwhile, a new water channel 5 does not need to be made on the die 1 again, so that manpower and material resources are saved, and the production cost is greatly reduced.
In this embodiment, the silicone surface is 0.4mm to 0.6mm higher than the bottom surface of the insertion hole 3. Therefore, the U-shaped groove 4 can be fully filled with silica gel, and a gap is prevented from being reserved between the embedded block and the inner wall of the embedded hole 3.
In the present embodiment, the insertion hole 3 is a circular insertion hole 3. Therefore, the embedded block can be better and tightly attached to the inner wall of the embedded hole 3, and water leakage of the water channel 5 caused by air holes is prevented.
In this embodiment, the polishing further comprises polishing the inner wall of the waterway 5 into a smooth plane. Therefore, the embedded block can be better and tightly attached to the inner wall of the embedded hole 3, and water leakage of the water channel 5 caused by air holes is prevented.
In this embodiment, before filling the glue, the inner wall of the insertion hole 3 needs to be cleaned and dried, and then the inner wall of the insertion hole 3 needs to be smoothed. Thereby improving the sealing effect of the silica gel.
In this embodiment, the smoothing treatment includes smearing release wax or painting a release agent. Thereby further improving the sealing effect of the silica gel.
In this embodiment, the silicone rubber is mold 1 silicone rubber with a hardness of 20 degrees. The silica gel has the advantages of good fluidity, easy perfusion and high tensile tearing strength. The service life of the product can be prolonged, and the damage of the die 1 under high temperature and frequent die turnover is prevented.
Example two:
as shown in fig. 1, a method for repairing a water transport channel of an aluminum alloy mold comprises the following steps:
A. and (4) positioning, and finding out the position of the damaged hole (2) causing water leakage of the mold water conveying channel (5).
B. Punching, 2 anterior segment parts in damaged hole 2 with 1 heat dissipation water course 5 department of mould expand into regular shape's embedding hole 3, because the embedding piece needs to keep unanimous with the shape of embedding hole 3, consequently regular shape's embedding hole 3 can be convenient for the processing of embedding piece, also can be convenient for simultaneously the embedding piece with the insertible 3 better insertible laminating of inner wall of embedding hole. The preferred insertion hole 3 in this embodiment is a circular insertion hole 3. Therefore, the embedded block can be better and tightly attached to the inner wall of the embedded hole 3, and water leakage of the water channel 5 caused by air holes is prevented.
C. And (3) slotting, as shown in figure 3, machining a U-shaped groove 4 for accommodating silica gel at the bottom of the embedding hole 3, wherein the U-shaped groove is not communicated with the water conveying channel. Thereby stop up damaged hole 2 through silica gel and fix silica gel in U type inslot through the embedding piece and accomplish the repair to damaged hole 2.
D. And (5) pouring the glue, namely pouring the silica gel into the U-shaped groove 4, wherein the surface of the silica gel is higher than the bottom surface of the embedding hole 3. The silicone rubber is made to overflow the bottom surface of the embedding hole 3, so that the U-shaped groove 4 is completely filled, and the sealing performance is improved.
E. And the embedding block is manufactured, the aluminum alloy embedding block is matched with the embedding hole 3, and the size of the embedding block is not smaller than that of the embedding hole 3. The size fit between the embedded block and the embedded inner wall can ensure the sealing performance.
F. And embedding, namely knocking the embedded block into the embedded hole 3, wherein the embedded block is in interference fit with the embedded hole 3. The interference fit between the embedded block and the embedded inner wall can ensure the sealing performance.
G. And (5) polishing, namely processing the surface of the die where the embedding hole 3 is positioned into a smooth die parting surface.
The method for repairing the water conveying channel 5 of the aluminum alloy die 1 is characterized in that silica gel is filled in the U-shaped groove 4, and the damaged hole 2 is blocked by embedding an aluminum alloy block in the damaged hole 2. The repaired part can not generate sand holes, and meanwhile, better sealing can be realized to prevent water leakage. Meanwhile, a new water channel 5 does not need to be made on the die 1 again, so that manpower and material resources are saved, and the production cost is greatly reduced.
The above description is only for the embodiments of the present invention, and it is obvious to those skilled in the art that various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (8)
1. The repairing method of the aluminum alloy mold water conveying channel is characterized by comprising the following steps:
A. positioning, and finding out the position of a damaged hole causing water leakage of a water conveying channel of the die;
B. punching, namely expanding the front section part of a damaged hole at the position of a heat dissipation water channel of the die into an embedding hole with a regular shape, wherein the embedding hole is not communicated with the water delivery channel;
C. a U-shaped groove for containing silica gel is processed at the bottom of the embedding hole, and the U-shaped groove is not communicated with the water conveying channel;
D. pouring the silica gel, wherein the silica gel is poured into the U-shaped groove, and the surface of the silica gel is higher than the bottom surface of the embedding hole;
E. an embedded block, which is an aluminum alloy embedded block matched with the embedded hole;
F. embedding, namely embedding an embedding block matched with the embedding hole into the embedding hole, wherein the embedding block is in interference fit with the embedding hole;
G. and polishing, namely processing the surface of the die where the embedding hole is positioned into a smooth die parting surface.
2. The method for repairing a water channel of an aluminum alloy mold as recited in claim 1, wherein the silica gel surface is 0.4mm to 0.6mm higher than the bottom surface of the insert hole.
3. The method for repairing a water transport passage of an aluminum alloy mold as recited in claim 1, wherein the insert hole is a square insert hole.
4. The method for repairing a water transport passage of an aluminum alloy mold as recited in claim 1, wherein the insertion hole is a circular insertion hole.
5. The method of claim 1, wherein the polishing further comprises polishing the inner wall of the water channel to a smooth surface.
6. The method for repairing a water transport channel of an aluminum alloy mold as recited in claim 1, wherein before the glue is poured, the inner wall of the embedded hole is first cleaned and dried, and then the inner wall of the embedded hole is smoothed.
7. The method for repairing a water transport channel of an aluminum alloy mold as claimed in claim 6, wherein the smoothing treatment comprises applying a mold release wax or applying a mold release agent.
8. The method for repairing a mold aluminum alloy water channel as recited in claim 1, wherein the silica gel is a mold silica gel having a hardness of 20 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811140837.0A CN109333884B (en) | 2018-09-28 | 2018-09-28 | Repairing method for aluminum alloy mold water conveying channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811140837.0A CN109333884B (en) | 2018-09-28 | 2018-09-28 | Repairing method for aluminum alloy mold water conveying channel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109333884A CN109333884A (en) | 2019-02-15 |
| CN109333884B true CN109333884B (en) | 2020-09-11 |
Family
ID=65307230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811140837.0A Active CN109333884B (en) | 2018-09-28 | 2018-09-28 | Repairing method for aluminum alloy mold water conveying channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109333884B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113134985A (en) * | 2020-01-20 | 2021-07-20 | 王常亮 | Method for repairing plastic bracket |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0186505U (en) * | 1987-12-01 | 1989-06-08 | ||
| CN203888080U (en) * | 2014-06-13 | 2014-10-22 | 贵州贵航汽车零部件股份有限公司 | Structure for blocking glue inlet hole and glue runner of mould |
| CN108556290A (en) * | 2018-01-09 | 2018-09-21 | 青岛海泰科模具有限公司 | Injection mold water route blocks and appearance treatment process |
-
2018
- 2018-09-28 CN CN201811140837.0A patent/CN109333884B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0186505U (en) * | 1987-12-01 | 1989-06-08 | ||
| CN203888080U (en) * | 2014-06-13 | 2014-10-22 | 贵州贵航汽车零部件股份有限公司 | Structure for blocking glue inlet hole and glue runner of mould |
| CN108556290A (en) * | 2018-01-09 | 2018-09-21 | 青岛海泰科模具有限公司 | Injection mold water route blocks and appearance treatment process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109333884A (en) | 2019-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104985123A (en) | Rapid prototyping method for investment casting | |
| CN109333884B (en) | Repairing method for aluminum alloy mold water conveying channel | |
| CN207495888U (en) | A kind of automobile door handle molding die for accelerating cooling velocity | |
| CN108031795B (en) | Ledge single riser vertical casting mold and casting system and casting method | |
| CN211135408U (en) | Metal mold core casting forming device | |
| CN110666103A (en) | Precoated sand shell mold casting process | |
| CN206662239U (en) | Car engine cooling system thermosistor main body bank part die-casting forming die | |
| CN206106263U (en) | Automatic change automobile wheel hub axle shield forming die | |
| CN102661458B (en) | Eccentric disc insertion tapered pipe fitting and manufacture method thereof | |
| CN207388201U (en) | A kind of hydroecium molding die of automobile radiator systems | |
| CN208773971U (en) | A kind of improvement injection mold | |
| WO2017067317A1 (en) | Process for manufacturing variable cross section metal flow channel water-cooling heat dissipation die-cast cavity | |
| CN205466936U (en) | Plastic mold convenient to barb drawing of patterns | |
| CN215039735U (en) | Rotary injection molding glue opening and rotary injection molding glue injection structure | |
| CN203888080U (en) | Structure for blocking glue inlet hole and glue runner of mould | |
| CN216267300U (en) | Rubber roller open type pouring mould | |
| CN209935830U (en) | Injection chamber structure | |
| CN208006122U (en) | A kind of encapsulated Axle mould tool of anti-adhesion anti-slip | |
| CN213353369U (en) | Air conditioner pipeline joint injection moulding mould | |
| CN106180563A (en) | The casting method of polishing exempted from by a kind of smallclothes evaporative pattern foundry goods | |
| CN210880661U (en) | Long and narrow type injection mold | |
| CN212603089U (en) | Thin wall product processing is with preventing protection mould that splits | |
| CN219381292U (en) | Stamping forming tool for squatting pan | |
| CN214000366U (en) | Full-automatic trimming injection mold for plastic storage box flash | |
| CN210969723U (en) | Be used for high accuracy to produce plastic mould for a long time |
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 |