CN215359689U - Automatic trimming device for sprue of injection molding part - Google Patents
Automatic trimming device for sprue of injection molding part Download PDFInfo
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- CN215359689U CN215359689U CN202121778318.4U CN202121778318U CN215359689U CN 215359689 U CN215359689 U CN 215359689U CN 202121778318 U CN202121778318 U CN 202121778318U CN 215359689 U CN215359689 U CN 215359689U
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Abstract
The utility model discloses an automatic injection molding part sprue trimming device which comprises a trimming frame, wherein a placing frame is arranged at the bottom of the inner wall of the trimming frame, a mold for placing an injection molding part is arranged at the top of the placing frame, positioning rods are fixedly connected to the top of the placing frame, mounting holes matched with the positioning rods are formed in the bottom of the mold, locking grooves are formed in the bottom of the mold and on two sides of the mounting holes, and sliding blocks are connected between two sides of the inner wall of each locking groove in a sliding mode. Through the bellying and the recess that set up, under the pulling of mould for the sliding separation of bellying and recess realizes the dismantlement separation of mould and rack, is convenient for carry out comprehensive clearance with the mould under the dismantlement, avoids having remaining sweeps, and then influences the roughness that the injection molding was placed, finally leads to the production of a large amount of wastrel of injection molding in the renovation, and then has improved the device's practicality.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to an automatic sprue trimming device for an injection molding part.
Background
The injection molding part is a general term for various injection molding products produced by an injection molding machine, including various packages, parts and the like, and is mainly made of materials such as polyethylene or polypropylene and added with various organic solvents, wherein the selection of the plastic part is mainly determined by the type and initial form of the plastic and the appearance and the size of the product, and the injection molding part is generally made by die pressing and transfer molding and also by injection molding, laminating, die pressing and thermoforming, so that the plastic is molded on a plane.
After the injection molding piece is molded, the sprue is required to be bulged or drawn, and the sprue is required to be trimmed so as to improve the matching degree of the injection molding piece and the quality of a product.
In the correlation technique, when the injection molding piece of same batch is renovated, at first place it on the mould, renovate the injection molding piece through the renovation subassembly, wherein at the renovation in-process, when the sweeps that produces when the adhesion card stopper in the mould top injection molding piece standing groove, because operating space is comparatively limited around the mould, make the sweeps be not convenient for whole clearance out, there is the residue of a small amount of sweeps, when placing the injection molding piece and renovating, the unable smooth placing of injection molding piece appears easily, and then influence the renovation to the injection molding piece of same batch, lead to the production of a large amount of wastrel, and then improved the cost of production.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides an automatic injection molding part sprue trimming device, which solves the technical problem that when scraps are blown into a mold top injection molding part placing groove to be adhered with a clamping plug, the scraps are inconvenient to clean due to the fact that the operation space around a mold is limited.
In order to achieve the purpose, the technical scheme of the utility model is as follows: an automatic injection molding part sprue trimming device comprises a trimming frame, wherein a placing frame is arranged at the bottom of the inner wall of the trimming frame, a mold for placing injection molding parts is arranged at the top of the placing frame, positioning rods are fixedly connected to the top of the placing frame, mounting holes matched with the positioning rods are formed in the bottom of the mold, locking grooves are formed in the bottom of the mold and positioned on two sides of the mounting holes, sliding blocks are connected between two sides of the inner parts of the locking grooves in a sliding mode, a protruding part is fixedly connected to one side of each sliding block, an elastic part is arranged on the other side of each sliding block, grooves matched with the protruding parts are formed in two sides of each positioning rod, when the mold device for automatically trimming injection molding part sprues is installed, the mounting holes in the bottom of the mold are aligned with the positioning rods to be inserted, and extruding and sliding the protruding piece in the mounting hole by the positioning rod until the positioning rod contacts the top of the inner wall of the mounting hole, so that the extruded protruding piece slides into the groove to fix the die.
The utility model is further configured to: first sliding surfaces are arranged on two sides of the groove.
The utility model is further configured to: one side of the protruding piece penetrates through the mounting hole and extends to the inside of the mounting hole, and the protruding piece is used for extruding and guiding the positioning rod.
The utility model is further configured to: one side of the elastic piece is arranged on one side inside the locking groove.
The utility model is further configured to: the top end of the positioning rod is fixedly connected with an arc-shaped face used for extruding the protruding part, so that the protruding part slides on the outer surface of the positioning rod after being extruded, and the groove and the protruding part are clamped.
The utility model is further configured to: second sliding surfaces are arranged on two sides of the opening at the bottom of the mounting hole and used for guiding the insertion of the positioning rod.
The utility model is further configured to: the device comprises a trimming frame and is characterized in that support frames are fixedly connected to two sides of the top of the inner wall of the trimming frame, a driving component is arranged on the top of each support frame, and a trimming component used for trimming a sprue of an injection molding piece is arranged on each driving component.
The utility model is further configured to: the bottom of the truing frame is fixedly connected with supporting legs, and the bottom of each supporting leg is placed in contact with the ground in parallel.
In summary, the present invention has the following effects: through the bellying and the recess that set up, under the pulling of mould for the sliding separation of bellying and recess realizes the dismantlement separation of mould and rack, is convenient for carry out comprehensive clearance with the mould under the dismantlement, avoids remaining sweeps, influences the roughness that the injection molding was placed, finally leads to the production of a large amount of wastrel of injection molding in the renovation, and then has improved the device's practicality.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
FIG. 2 is a schematic view of the backside structure of the mold shown in FIG. 1;
fig. 3 is a schematic cross-sectional view of the placing frame and the mold shown in fig. 1.
In the figure: 1-trimming frame, 2-placing frame, 3-mould, 4-positioning rod, 5-mounting hole, 6-locking groove, 7-sliding block, 8-projection, 9-elastic component, 10-groove, 11-first sliding surface, 12-arc surface, 13-second sliding surface, 14-driving component, 15-trimming component, 16-supporting leg and 17-supporting frame.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-3, the present invention provides a technical solution: an automatic injection molding part sprue trimming device comprises a trimming frame 1, wherein a placing frame 2 is arranged at the bottom of the inner wall of the trimming frame 1, a mold 3 for placing injection molding parts is arranged at the top of the placing frame 2, positioning rods 4 are fixedly connected to the tops of the placing frame 2, mounting holes 5 matched with the positioning rods 4 are formed in the bottom of the mold 3, locking grooves 6 are formed in the bottom of the mold 3 and located on two sides of the mounting holes 5, sliding blocks 7 are connected between the two sides inside the locking grooves 6 in a sliding manner, protruding pieces 8 are fixedly connected to one sides of the sliding blocks 7, elastic pieces 9 are arranged on the other sides of the sliding blocks 7, grooves 10 matched with the protruding pieces 8 are formed in two sides of the positioning rods 4, when the mold device for automatically trimming injection molding part sprue is installed, the mounting holes 5 in the bottom of the mold 3 are aligned with the positioning rods 4 to be inserted, enabling the positioning rod 4 to extrude and slide the protruding piece 8 in the mounting hole 5 until the protruding piece 8 contacts the top of the inner wall of the mounting hole 5, and enabling the extruded protruding piece 8 to slide into the groove 10 to fix the die 3;
in this embodiment, the elastic member 9 is a spring, and it can be understood that in other embodiments, the elastic member 9 may also be other elastic objects, such as elastic rubber and a disc-shaped elastic sheet;
through the arranged elastic piece 9, in the rebound process, the protruding piece 8 on the sliding block 7 is pushed to be clamped and fixed with the groove 10, so that the die 3 is installed, the dies 3 of different models are convenient to replace, the trouble of fixing each screw installed on the die 3 one by one is avoided, and the die 3 is more convenient to disassemble and assemble;
after the die 3 is installed, the die 3 is attached to the placing frame 2 and kept in a horizontal state, so that the injection molding part can be conveniently repaired by the repairing component 15;
one side of the protruding member 8 is in the shape of a half-sphere, which is convenient to slide with the first sliding surface 11 on the groove 10.
Two sides of the groove 10 are both provided with a first sliding surface 11;
the first sliding surface 11 is arranged to facilitate the sliding of the protruding part 8 into and out of the groove 10 to realize the disassembly and assembly of the mold 3.
One side of the protruding piece 8 penetrates through the mounting hole 5 and extends into the mounting hole 5, so as to extrude and guide the positioning rod 4.
One side of the elastic member 9 is disposed at one side inside the locking groove 6.
The top end fixedly connected with arcwall face 12 of locating lever 4 is used for right protruding piece 8 extrudees, makes protruding piece 8 extrudees the back and is in slide on the surface of locating lever 4 to realize recess 10 with protruding piece 8's joint.
Two sides of the opening at the bottom of the mounting hole 5 are both provided with second sliding surfaces 13 for guiding the insertion of the positioning rod 4;
the second slip surface 13 of setting is convenient for locating lever 4's slip-in, improves the convenience of installation mould 3.
The two sides of the top of the inner wall of the trimming frame 1 are fixedly connected with supporting frames 17, the top of each supporting frame 17 is provided with a driving component 14, and the driving component 14 is provided with a trimming component 15 for trimming a sprue of an injection molding part;
The bottom of the truing frame 1 is fixedly connected with a supporting leg 16, and the bottom of the supporting leg 16 is placed in contact with the ground in parallel.
When in work:
after an injection molding part is repaired, scraps scattered on the surface of a mold 3 are cleaned, when part of the scraps are blocked in a placing groove for placing the injection molding part, due to the limited repairing environment, part of corners cannot be cleaned, and the flatness for placing the injection molding part is further influenced, so that the mold 3 needs to be disassembled, the mold 3 is taken out for cleaning, the groove 10 on the positioning rod 4 slides and extrudes the protrusion 8 by pulling the mold 3 until the protrusion slides out of the groove 10, and then the protrusion is continuously pulled, so that the positioning rod 4 is completely separated from the mounting hole 5, the mold 3 is taken out, the positions which cannot be cleaned are comprehensively cleaned, the cleanness of the mold 3 is improved, the injection molding part can be placed flatly, and the injection molding part can be conveniently repaired;
when installing mould 3, through aligning mounting hole 5 and locating lever 4, then insert the inside of mounting hole 5, and slide extrusion bellying 8, when the top of locating lever 4 contacts in the top of mounting hole 5 inner wall for bellying 8 slides and enters into recess 10, through the resilience of elastic component 9, with the realization to the fixed mounting of mould 3.
It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.
Claims (8)
1. An automatic gate trimming device for injection molding parts comprises a trimming frame (1), and is characterized in that: the bottom of the inner wall of the trimming frame (1) is provided with a placing frame (2), the top of the placing frame (2) is provided with a mold (3) for placing injection molding parts, the top of the placing frame (2) is fixedly connected with a positioning rod (4), the bottom of the mold (3) is provided with a mounting hole (5) matched with the positioning rod (4), the bottom of the mold (3) and two sides of the mounting hole (5) are provided with locking grooves (6), a sliding block (7) is connected between two sides inside the locking grooves (6) in a sliding manner, one side of the sliding block (7) is fixedly connected with a bulge (8), the other side of the sliding block (7) is provided with an elastic part (9), two sides of the positioning rod (4) are provided with grooves (10) matched with the bulge (8), wherein the mold device for automatically trimming a sprue of the injection molding parts is used when being installed, the installation hole (5) at the bottom of the die (3) is inserted into the positioning rod (4) in an aligning manner, so that the positioning rod (4) extrudes and slides the protruding piece (8) in the installation hole (5) until the protruding piece contacts with the top of the inner wall of the installation hole (5), and the extruded protruding piece (8) slides into the groove (10) to fix the die (3).
2. The automatic gate trimming apparatus for injection molded parts of claim 1, wherein: first sliding surfaces (11) are arranged on two sides of the groove (10).
3. The automatic gate trimming apparatus for injection molded parts of claim 1, wherein: one side of the protruding piece (8) penetrates through the mounting hole (5) and extends into the mounting hole (5) to extrude and guide the positioning rod (4).
4. The automatic gate trimming apparatus for injection molded parts of claim 1, wherein: one side of the elastic piece (9) is arranged at one side inside the locking groove (6).
5. The automatic gate trimming apparatus for injection molded parts of claim 1, wherein: the top end fixedly connected with arcwall face (12) of locating lever (4) is used for right protruding piece (8) extrude, make protruding piece (8) extrude the back and slide on the surface of locating lever (4), in order to realize recess (10) with the joint of protruding piece (8).
6. The automatic gate trimming apparatus for injection molded parts of claim 1, wherein: second sliding surfaces (13) are arranged on two sides of the opening at the bottom of the mounting hole (5) and used for guiding the insertion of the positioning rod (4).
7. The automatic gate trimming apparatus for injection molded parts of claim 6, wherein: the device is characterized in that supporting frames (17) are fixedly connected to two sides of the top of the inner wall of the trimming frame (1), a driving component (14) is arranged at the top of each supporting frame (17), and a trimming component (15) used for trimming a sprue of an injection molding part is arranged on each driving component (14).
8. The automatic gate trimming apparatus for injection molded parts of claim 1, wherein: the bottom of the refurbishment frame (1) is fixedly connected with a supporting leg (16), and the bottom of the supporting leg (16) is placed in contact with the ground in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121778318.4U CN215359689U (en) | 2021-08-02 | 2021-08-02 | Automatic trimming device for sprue of injection molding part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121778318.4U CN215359689U (en) | 2021-08-02 | 2021-08-02 | Automatic trimming device for sprue of injection molding part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215359689U true CN215359689U (en) | 2021-12-31 |
Family
ID=79613825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121778318.4U Active CN215359689U (en) | 2021-08-02 | 2021-08-02 | Automatic trimming device for sprue of injection molding part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215359689U (en) |
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2021
- 2021-08-02 CN CN202121778318.4U patent/CN215359689U/en active Active
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