CN217021212U - Mould plastics and do not tear open mould quick replacement and exchange anchor clamps structure of mold insert - Google Patents
Mould plastics and do not tear open mould quick replacement and exchange anchor clamps structure of mold insert Download PDFInfo
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- CN217021212U CN217021212U CN202220053021.XU CN202220053021U CN217021212U CN 217021212 U CN217021212 U CN 217021212U CN 202220053021 U CN202220053021 U CN 202220053021U CN 217021212 U CN217021212 U CN 217021212U
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Abstract
The utility model discloses a clamp structure for quickly replacing interchangeable inserts without disassembling a mold during injection molding, which comprises a front mold and a cover plate fixed with the front mold, wherein an insert groove and an insert embedded in the insert groove are arranged in the front mold, a sliding groove and a sliding rod hole arranged at the bottom of the sliding groove are arranged on the front mold, the sliding rod hole is communicated with the insert groove, a pull rod is arranged in the sliding rod hole, one end of the pull rod is fixed with the insert, a clamp is arranged in the sliding groove, and a clamping and extruding structure capable of locking or extruding the pull rod is arranged between the clamp and the pull rod. The utility model fixes the insert by matching the pull rod and the clamp, so that a screw hole does not appear on the molding surface of the insert, and the insert is ejected out of the insert groove by extracting the clamp and extruding the end part of the pull rod through the clamp after the mold is opened, thereby saving time, improving efficiency and greatly reducing labor intensity of operators.
Description
Technical Field
The utility model relates to an injection mold, in particular to a fixture structure for quickly replacing interchangeable inserts without disassembling the mold during injection molding.
Background
Blind inserts generally have two fixing modes:
1. insert bottom lock screw, shortcoming: the mold plate and the mold core are required to be disassembled for mold insert replacement, and time and labor are consumed.
2. Insert front face lock screw, shortcoming: the front space is limited, many times the screw hole is opened to glue the position, the screw hole will block up copper after the insert is locked. When the insert is disassembled, the insert can be disassembled only by milling the blocked copper, so that the process is multiple and the replacement is troublesome. And products with high appearance requirements do not allow this.
Therefore, the applicant designs a fixture structure for quickly replacing the interchangeable insert without disassembling the mold during injection molding, and the insert can be replaced without disassembling the whole mold.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a fixture structure for quickly replacing interchangeable inserts without disassembling a mold during injection molding.
The technical scheme adopted by the utility model for solving the technical problem is as follows:
the fixture structure is characterized in that the front die is provided with a chute and a slide rod hole arranged at the bottom of the chute, the slide rod hole is communicated with the insert groove, a pull rod is arranged in the slide rod hole, one end of the pull rod is fixed with the insert, a fixture is arranged in the chute, and a clamping and extruding structure capable of locking or extruding the pull rod is arranged between the fixture and the pull rod.
The clamping and squeezing structure comprises a clamping groove arranged on the pull rod and a clamping block arranged at the end part of the clamp; the fixture blocks can be clamped into the clamping grooves or the end parts of the extrusion pull rods.
The fixture block is positioned on one side of the end face of the fixture.
The bottom of the sliding groove is provided with a bottom hole, the sliding rod hole is located at the bottom of the bottom hole, a bottom block is arranged in the bottom hole, a D-shaped hole is formed in the bottom block and overlapped with the sliding rod hole, and the pull rod is a D-shaped rod with a D-shaped cross section.
The end part of the clamping block is provided with an inclined guide surface.
The front mold is provided with a positioning groove, the sliding groove is communicated with the positioning groove, a positioning block is arranged in the positioning groove, and the positioning block is fixed with the clamp.
The insert is provided with a fastening screw hole, the pull rod is provided with a fastening groove, and the fastening screw is matched with the fastening screw hole and the end part of the fastening screw is clamped into the fastening groove.
The beneficial effects of the utility model are: the utility model fixes the insert by matching the pull rod and the clamp, so that a screw hole does not appear on the molding surface of the insert, and the insert is ejected out of the insert groove by extracting the clamp and extruding the end part of the pull rod through the clamp after the mold is opened, thereby saving time, improving efficiency and greatly reducing labor intensity of operators.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a structural view of the front mold and cover plate assembly of the present invention;
FIG. 2 is a structural view of the front mold and clamp assembly;
FIG. 3 is a view of a fixture and insert connection;
FIG. 4 is a structural view of the clamp;
fig. 5 is a structural view of the tie rod.
Detailed Description
Referring to fig. 1 to 5, the utility model discloses a fixture structure for quickly replacing and exchanging inserts without disassembling a mold during injection molding, which comprises a front mold 1 and a cover plate 2 fixed with the front mold 1, wherein the front mold 1 and the cover plate 2 are locked by screws, an insert groove and an insert 3 embedded in the insert groove are arranged on a molding surface of the front mold 1, a chute and a slide bar hole arranged at the bottom of the chute are arranged on the back surface of the front mold 1, the slide bar hole is communicated with the insert 3 groove, a pull rod 4 is arranged in the slide bar hole, one end of the pull rod 4 is fixed with the insert 3, and the specific structure of the fixation is as follows: the insert 3 is provided with a fastening screw hole, the pull rod 4 is provided with a fastening groove 5, the fastening screw is matched with the fastening screw hole, the end part of the fastening screw is clamped into the fastening groove 5, and after the insert 3 is ejected out of the insert 3 groove by the pull rod 4, the insert 3 and the pull rod 4 can be separated by disassembling the fastening screw, so that the insert 3 can be replaced.
As shown in the figure, be equipped with anchor clamps 6 in the spout, anchor clamps 6 can slide in the spout, and anchor clamps 6 are squarely, and be equipped with the crowded structure of pressing from both sides that can lock solid or extrude pull rod 4 between this anchor clamps 6 and pull rod 4, above-mentioned crowded structure of pressing from both sides specifically lies in: comprises a clamping groove 7 arranged on the pull rod 4 and a clamping block 10 arranged at the end part of the clamp 6; the fixture block 10 can be clamped into the clamping groove 7 or the end part of the extrusion pull rod 4, as an optimal structure, the fixture block 10 is located on one side of the end face of the fixture 6, and the end part of the fixture block 10 is provided with an inclined guide face. Through the structure, during injection molding, the insert 3 is positioned in the insert groove and then fixed through the pull rod 4, the pull rod 4 is embedded with the clamping groove 7 through the clamping block 10 and then fixed with the clamp 6, and the clamp 6 is fixed on the front mold 1 through a screw, so that injection molding can be completed; when the mold needs to be replaced after the mold is separated, the screws for fixing the fixture 6 and the front mold 1 are disassembled, then the fixture 6 is pulled out, the fixture block 10 is separated from the clamping groove 7, then the fixture 6 is rotated by 180 degrees, then the fixture 6 is inserted into the sliding groove, the inclined guide surface of the fixture block 10 can extrude the top end of the pull rod 4, and then the pull rod 4 ejects the insert 3 out of the insert groove.
As a preferred structure of the present application: the spout tank bottom is equipped with the bottom opening, the slide bar hole is located the hole bottom of bottom opening, be equipped with bottom block 8 in the bottom opening, be equipped with D shape hole in the bottom block 8, this D shape hole overlaps with the slide bar hole, pull rod 4 is the D shape pole of cross section for D shape, because the position that card required draw-in groove 7 in the draw-in groove 7 will be gone into to accurate card by fixture block 10 is certain, therefore the D shape hole has the directionality, can confirm the orientation of draw-in groove 7 through the direction in D shape hole to make two draw-in grooves 7 relatively definite, can pass through the orientation of D shape hole positioning slot 7 when pull rod 4 packs into like this, the installation of pull rod 4 of being convenient for like this, but because the D shape hole processing degree of difficulty is slightly high, therefore we have adopted bottom block 8, bottom block 8 adopts the easier processing of bronze.
As a further structure of the application: the front die is characterized in that a positioning groove is formed in the front die 1, the sliding groove is communicated with the positioning groove, a positioning block 9 is arranged in the positioning groove, the positioning block 9 is fixed with the clamp 6, the clamp 6 is fixed with the front die 1 through the positioning block 9, and the positioning block 9 is fixed with the front die 1 through a screw.
The structure of the fixture for quickly replacing interchangeable inserts without disassembling the mold during injection molding provided by the embodiment of the utility model is described in detail, a specific example is applied in the description to explain the principle and the implementation mode of the utility model, and the description of the embodiment is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (7)
1. The fixture structure is characterized in that the front die is provided with a chute and a slide rod hole arranged at the bottom of the chute, the slide rod hole is communicated with the insert groove, a pull rod is arranged in the slide rod hole, one end of the pull rod is fixed with the insert, a fixture is arranged in the chute, and a clamping and extruding structure capable of locking or extruding the pull rod is arranged between the fixture and the pull rod.
2. The structure of claim 1, wherein the fixture for injection molding quick-change interchangeable inserts without removing the mold comprises: the clamping and squeezing structure comprises a clamping groove arranged on the pull rod and a clamping block arranged at the end part of the clamp; the clamping block can be clamped into the clamping groove or the end part of the extrusion pull rod.
3. The structure of claim 2, wherein the fixture for quick replacement of interchangeable inserts without removing the mold comprises: the fixture block is positioned on one side of the end face of the fixture.
4. The structure of claim 1, wherein the fixture for quick replacement of interchangeable inserts without disassembly of the injection mold comprises: the bottom of the sliding groove is provided with a bottom hole, the sliding rod hole is located at the bottom of the bottom hole, a bottom block is arranged in the bottom hole, a D-shaped hole is formed in the bottom block and overlapped with the sliding rod hole, and the pull rod is a D-shaped rod with a D-shaped cross section.
5. The structure of claim 2, wherein the fixture for quick insert exchange without disassembling the mold comprises: the end part of the clamping block is provided with an inclined guide surface.
6. The structure of claim 1, wherein the fixture for quick replacement of interchangeable inserts without disassembly of the injection mold comprises: the front mold is provided with a positioning groove, the sliding groove is communicated with the positioning groove, a positioning block is arranged in the positioning groove, and the positioning block is fixed with the clamp.
7. The structure of claim 1, wherein the fixture for injection molding quick-change interchangeable inserts without removing the mold comprises: the insert is provided with a fastening screw hole, the pull rod is provided with a fastening groove, the fastening screw is matched with the fastening screw hole, and the end part of the fastening screw is clamped into the fastening groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220053021.XU CN217021212U (en) | 2022-01-10 | 2022-01-10 | Mould plastics and do not tear open mould quick replacement and exchange anchor clamps structure of mold insert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220053021.XU CN217021212U (en) | 2022-01-10 | 2022-01-10 | Mould plastics and do not tear open mould quick replacement and exchange anchor clamps structure of mold insert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217021212U true CN217021212U (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220053021.XU Active CN217021212U (en) | 2022-01-10 | 2022-01-10 | Mould plastics and do not tear open mould quick replacement and exchange anchor clamps structure of mold insert |
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| CN (1) | CN217021212U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113954306A (en) * | 2021-10-14 | 2022-01-21 | 宁波建林模具有限公司 | Injection mold for television rear shell |
-
2022
- 2022-01-10 CN CN202220053021.XU patent/CN217021212U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113954306A (en) * | 2021-10-14 | 2022-01-21 | 宁波建林模具有限公司 | Injection mold for television rear shell |
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