CN113715274B - PIN connector injection mold based on 3D prints - Google Patents
PIN connector injection mold based on 3D prints Download PDFInfo
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- CN113715274B CN113715274B CN202111053959.8A CN202111053959A CN113715274B CN 113715274 B CN113715274 B CN 113715274B CN 202111053959 A CN202111053959 A CN 202111053959A CN 113715274 B CN113715274 B CN 113715274B
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- mounting
- groove
- moving blocks
- base plate
- injection molding
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- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a PIN connector injection mold based on 3D printing, which comprises the following steps: the mounting assembly comprises a base plate, a mounting plate and supporting rods, wherein the mounting plate is fixedly arranged above the base plate through the supporting rods, and a plurality of supporting rods are positioned at corners of the base plate; the lower die assembly comprises a pair of moving blocks, the two moving blocks are slidably and symmetrically arranged above the base plate, grooves are formed in one ends, close to each other, of the two moving blocks, and when the two moving blocks are in mutual abutting connection, the two grooves can be spliced into a complete injection molding groove with an upward opening, and the injection molding groove is used for workpiece raw materials; and the driving assembly can drive the two moving blocks to slide. The workpiece raw material is cooled and molded in the injection molding cavity, and the two moving blocks are separated through the driving assembly, so that the workpiece can be separated from at least one groove, and a user can conveniently take the workpiece off the injection molding groove.
Description
Technical Field
The invention belongs to the technical field of injection molds, and particularly relates to a PIN connector injection mold based on 3D printing.
Background
Injection molding is generally referred to as injection molding, and is a molding method of injection and molding. The injection mold is made of plastic material which is completely melted by stirring with a screw rod at a certain temperature, and is injected into a mold cavity by high pressure, and is formed after cooling and solidifying, and has the characteristics of high production speed, high efficiency, automation in operation, multiple patterns and varieties and complete shape, size and specification.
The existing PIN connector injection mold based on 3D printing has the problem that the mold taking is difficult, a common workpiece is fixedly molded in a molding groove, and when the workpiece is taken out of the molding groove after the workpiece is molded, the workpiece is difficult to take out due to the fixed shape of the molding groove;
meanwhile, excessive injection molding materials can overflow from two sides of the mold due to the pressing of the mold, so that the positions of the side edges of the mold are messy, and the use of the injection mold is affected.
Disclosure of Invention
Based on the technical problems in the background technology, the invention provides a PIN connector injection mold based on 3D printing.
The invention provides a PIN connector injection mold based on 3D printing, which comprises the following steps:
the mounting assembly comprises a base plate, a mounting plate and supporting rods, wherein the mounting plate is fixedly arranged above the base plate through the supporting rods, and a plurality of supporting rods are positioned at corners of the base plate;
the lower die assembly comprises a pair of moving blocks, the two moving blocks are slidably and symmetrically arranged above the base plate, grooves are formed in one ends, close to each other, of the two moving blocks, and when the two moving blocks are in mutual abutting connection, the two grooves can be spliced into a complete injection molding groove with an upward opening, and the injection molding groove is used for workpiece raw materials;
the driving assembly can drive the two moving blocks to slide, so that the two moving blocks can be separated from each other or abutted against each other;
the upper die assembly comprises an upper die plate, and the upper die plate can cover the injection molding groove to form a sealed injection molding cavity.
Preferably, the upper die assembly further comprises a driving cylinder, the driving cylinder is fixedly arranged on the mounting plate, and the output end of the driving cylinder is fixedly connected with the upper die plate and used for driving the upper die plate to lift, so that the upper die plate can cover the injection molding groove or be separated from the lower die assembly.
Preferably, the base plate is provided with a pair of sliding ports, the lower die assembly further comprises a pair of sliding blocks, the two sliding blocks are fixedly connected with the lower sides of the two moving blocks respectively, and the two sliding blocks are arranged in the two sliding ports in a sliding mode respectively.
Preferably, the drive assembly includes driving motor and threaded rod, driving motor is biax motor, biax motor fixed mounting in the downside middle part of base plate, two the threaded rod respectively with the coaxial fixed connection of two output of biax motor, and two the screw thread symmetry of threaded rod sets up, two the lower extreme of slider is threaded respectively cup joints two on the threaded rod.
Preferably, the upper side of the moving block is further provided with a U-shaped overflow preventing groove, the overflow preventing groove is positioned at the outer side of the groove, and when the two moving blocks are in butt joint, the two overflow preventing grooves can be spliced into a complete return groove.
Preferably, the lower die assembly further comprises a mounting bar, the mounting bar is of a U-shaped structure, the overflow preventing groove is formed in the upper side of the mounting bar, a U-shaped mounting groove is formed in the moving block, and the mounting bar is detachably arranged in the mounting groove.
Preferably, the installation cavity is further formed in the moving block, the upper end of the installation cavity is communicated with the installation groove, the lower die assembly further comprises a top block and a linkage component, the top block can be vertically and slidably arranged in the installation cavity, the upper end of the top block can be abutted to the bottom of the installation strip so as to push out the top block out of the installation groove, when two moving blocks are mutually far away, the linkage component drives the top block to slide upwards, and when two moving blocks are mutually close, the linkage component drives the top block to slide downwards.
Preferably, the linkage part comprises a rotating pipe, a threaded column and a toothed bar, wherein the upper end of the threaded column is fixedly connected with the top block, the rotating pipe is in threaded sleeve connection with the outer side of the threaded column, the lower end of the threaded column is in rotary connection with the bottom wall of the installation cavity, a connecting port is arranged between the installation cavity and the installation groove, the top block slidably penetrates through the connecting port, the cross sections of the top block and the connecting port are rectangular, the toothed bar is arranged between two moving blocks, the middle part of the toothed bar is fixedly connected with the base plate, and two ends of the toothed bar slidably penetrate into the installation cavity and are in meshed connection with the surface of the rotating pipe.
Preferably, the cross section of the mounting strip is in an inverted trapezoid shape, and the cross section of the mounting groove is also in an inverted trapezoid shape.
Compared with the prior art, the invention has the beneficial effects that:
1. the workpiece raw material is cooled and molded in the injection molding cavity, then the upper template is taken down, and the two moving blocks are separated through the driving assembly, so that the workpiece can be separated from at least one groove, and a user can conveniently take down the workpiece from the injection molding groove;
2. by arranging the overflow preventing groove on the moving block, the raw materials overflowed in the injection molding groove can preferentially flow into the overflow preventing groove, and not directly overflow from the periphery of the lower die assembly.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional structure of a PIN connector injection mold based on 3D printing;
fig. 2 is a schematic diagram of a three-dimensional structure of a PIN connector injection mold based on 3D printing according to the second embodiment of the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 1 at A;
fig. 4 is a schematic view of a partial plane structure of a PIN connector injection mold based on 3D printing according to the present invention.
In the figure: 1 base plate, 2 bracing piece, 3 mounting panel, 4 driving cylinder, 5 cope match-plates, 6 movable blocks, 7 injection molding groove, 8 installation strip, 9 anti-overflow groove, 10 sliding port, 11 slider, 12 driving motor, 13 threaded rod, 14 rack bar, 15 installation groove, 16 installation cavity, 17 rotation pipe, 18 screw thread post, 19 kicking block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-4, a PIN connector injection mold based on 3D printing, comprising:
the mounting assembly comprises a base plate 1, a mounting plate 3 and supporting rods 2, wherein the mounting plate 3 is fixedly arranged above the base plate 1 through the supporting rods 2, and a plurality of supporting rods 2 are positioned at corners of the base plate 1;
the lower die assembly comprises a pair of moving blocks 6, the two moving blocks 6 are slidably and symmetrically arranged above the base plate 1, grooves are formed in one ends, close to each other, of the two moving blocks 6, when the two moving blocks 6 are in butt joint, the two grooves can be spliced into a complete injection molding groove 7 with an upward opening, and the injection molding groove 7 is used for workpiece raw materials;
the driving assembly can drive the two moving blocks 6 to slide, so that the two moving blocks 6 can be separated from or abutted against each other;
and the upper die assembly comprises an upper die plate 5, and the upper die plate 5 can cover the injection molding groove 7 to form a sealed injection molding cavity.
In the embodiment applying the technical scheme, when in use, the two moving blocks 6 are mutually close to each other by the driving assembly to realize abutting, at the moment, the two grooves are spliced into the complete injection molding groove 7, and then the upper template 5 covers the injection molding groove 7 to form a sealed injection molding cavity; the workpiece raw material is cooled and molded in the injection molding cavity, then the upper template 5 is taken down, and the two moving blocks 6 are separated through the driving assembly, so that the workpiece can be separated from at least one groove, and a user can conveniently take down the workpiece from the injection molding groove 7.
In the preferred technical scheme in this embodiment, the upper die assembly further comprises a driving cylinder 4, the driving cylinder 4 is fixedly configured on the mounting plate 3, and the output end of the driving cylinder 4 is fixedly connected with the upper die plate 5 and used for driving the upper die plate 5 to lift, so that the upper die plate 5 can cover the injection molding groove 7 or be separated from the lower die assembly; in this embodiment, specifically, the upper die plate 5 is driven to lift by the driving cylinder 4, so that the covering action and the separating action of the upper die plate 5 on the injection groove 7 are realized.
In the preferred technical scheme in this embodiment, a pair of sliding ports 10 are arranged on a substrate 1, a lower die assembly further comprises a pair of sliding blocks 11, two sliding blocks 11 are fixedly connected with the lower sides of two moving blocks 6 respectively, and the two sliding blocks 11 are arranged in the two sliding ports 10 in a sliding manner respectively; in the embodiment, by arranging the sliding block 11 and the sliding opening 10, the sliding block 11 is slidably arranged in the sliding opening 10, so as to define the slidable track of the moving block 6, thereby making the sliding of the moving block 6 more stable.
According to the preferred technical scheme in the embodiment, the driving assembly comprises a driving motor 12 and threaded rods 13, the driving motor 12 is a double-shaft motor, the double-shaft motor is fixedly arranged in the middle of the lower side of the base plate 1, the two threaded rods 13 are respectively and fixedly connected with two output ends of the double-shaft motor in a coaxial mode, threads of the two threaded rods 13 are symmetrically arranged, and lower ends of the two sliding blocks 11 are respectively and in threaded sleeve connection with the two threaded rods 13; in this embodiment, the driving assembly is composed of a driving motor 12 and a threaded rod 13, wherein the driving motor 12 is a double-shaft motor, and when in use, the double-shaft motor drives the two threaded rods 13 to rotate, so that the two sliding blocks 11 are close to or far away from each other, and the two moving blocks 6 are driven to move synchronously.
In the preferred technical scheme in the embodiment, the upper side of the moving block 6 is also provided with a U-shaped overflow preventing groove 9, the overflow preventing groove 9 is positioned at the outer side of the groove, and when the two moving blocks 6 are abutted, the two overflow preventing grooves 9 can be spliced into a complete return groove; in the specific embodiment, by providing the overflow preventing groove 9 on the moving block 6, the raw material overflowed in the injection molding groove 7 will preferentially flow into the overflow preventing groove 9, rather than directly overflow from the periphery of the lower die assembly.
In the preferred technical scheme in this embodiment, the lower die assembly further comprises a mounting bar 8, the mounting bar 8 is of a U-shaped structure, the overflow preventing groove 9 is arranged on the upper side of the mounting bar 8, a U-shaped mounting groove 15 is arranged on the moving block 6, and the mounting bar 8 is detachably arranged in the mounting groove 15; in the specific embodiment, by arranging the mounting strip 8, a user can detach the mounting strip 8 from the mounting groove 15 after the equipment is finished, so that the raw materials in the overflow preventing groove 9 can be cleaned conveniently.
In the preferred technical scheme in this embodiment, a mounting cavity 16 is further formed in the moving block 6, the upper end of the mounting cavity 16 is communicated with the mounting groove 15, the lower die assembly further comprises a top block 19 and a linkage component, the top block 19 can be vertically and slidably arranged in the mounting cavity 16, the upper end of the top block 19 can be abutted with the bottom of the mounting strip 8 to push the top block out of the mounting groove 15, when the two moving blocks 6 are far away from each other, the linkage component drives the top block 19 to slide upwards, and when the two moving blocks 6 are close to each other, the linkage component drives the top block 19 to slide downwards; in this embodiment, after the cooling forming process is completed, the two moving blocks 6 are separated from each other, and the linkage part drives the top block 19 to slide upwards, so that a part of the mounting bar 8 is upwards determined, and the user can take down the mounting bar 8 conveniently.
According to the preferred technical scheme in the embodiment, the linkage part comprises a rotating pipe 17, a threaded column 18 and a toothed bar 14, wherein the upper end of the threaded column 18 is fixedly connected with a jacking block 19, the rotating pipe 17 is in threaded sleeve joint with the outer side of the threaded column 18, the lower end of the threaded column is in rotary connection with the bottom wall of an installation cavity 16, a connecting port is arranged between the installation cavity 16 and an installation groove 15, the jacking block 19 slidably penetrates through the connecting port, the cross sections of the jacking block 19 and the connecting port are rectangular, the toothed bar 14 is arranged between two moving blocks 6, the middle part of the toothed bar is fixedly connected with a base plate 1, and two ends of the toothed bar 14 slidably penetrate into the installation cavity 16 and are in meshed connection with the surface of the rotating pipe 17; in the embodiment, when the two moving blocks 6 are close to or far from each other, the rotating pipe 17 is synchronously driven to move, and the rotating pipe 17 rotates under the action of the toothed bar 14, so that the threaded column 18 is lifted to drive the top block 19 to lift by utilizing the threaded action.
In the preferred technical scheme in the embodiment, the cross section of the mounting strip 8 is in an inverted trapezoid shape, and the cross section of the mounting groove 15 is also in an inverted trapezoid shape; in the specific embodiment, the inverted trapezoid structure can make the mounting bar 8 more easily deviate from the mounting groove 15.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (5)
1. PIN connector injection mold based on 3D prints, its characterized in that includes:
the mounting assembly comprises a base plate (1), a mounting plate (3) and supporting rods (2), wherein the mounting plate (3) is fixedly arranged above the base plate (1) through the supporting rods (2), and a plurality of the supporting rods (2) are positioned at corners of the base plate (1);
the lower die assembly comprises a pair of moving blocks (6), wherein the two moving blocks (6) are slidably and symmetrically arranged above the base plate (1), grooves are formed in one ends, close to each other, of the two moving blocks (6), and when the two moving blocks (6) are in butt joint, the two grooves can be spliced into a complete injection molding groove (7) with an upward opening, and the injection molding groove (7) is used for workpiece raw materials;
the driving assembly can drive the two moving blocks (6) to slide, so that the two moving blocks (6) can be separated from each other or abutted against each other;
an upper die assembly comprising an upper die plate (5), the upper die plate (5) being capable of covering the injection molding groove (7) to form a sealed injection molding cavity;
the upper side of the moving block (6) is also provided with a U-shaped overflow preventing groove (9), the overflow preventing groove (9) is positioned at the outer side of the groove, and when the two moving blocks (6) are abutted, the two overflow preventing grooves (9) can be spliced into a complete circular groove;
the lower die assembly further comprises a mounting bar (8), the mounting bar (8) is of a U-shaped structure, the overflow preventing groove (9) is formed in the upper side of the mounting bar (8), a U-shaped mounting groove (15) is formed in the moving block (6), and the mounting bar (8) is detachably arranged in the mounting groove (15);
the lower die assembly further comprises a top block (19) and a linkage part, wherein the top block (19) can be vertically and slidably arranged in the mounting cavity (16), the upper end of the top block (19) can be abutted with the bottom of the mounting strip (8) so as to eject the top block (19) out of the mounting groove (15), when the two moving blocks (6) are separated from each other, the linkage part drives the top block (19) to slide upwards, and when the two moving blocks (6) are close to each other, the linkage part drives the top block (19) to slide downwards;
the linkage part comprises a rotating pipe (17), a threaded column (18) and a toothed bar (14), wherein the upper end of the threaded column (18) is fixedly connected with a top block (19), the rotating pipe (17) is in threaded sleeve connection with the outer side of the threaded column (18), the lower end of the rotating pipe is in rotary connection with the bottom wall of the mounting cavity (16), a connecting port is arranged between the mounting cavity (16) and the mounting groove (15), the top block (19) slidably penetrates through the connecting port, the cross sections of the top block (19) and the connecting port are rectangular, the toothed bar (14) is arranged between two moving blocks (6), the middle part of the toothed bar is fixedly connected with the base plate (1), and two ends of the toothed bar (14) slidably penetrate into the mounting cavity (16) and are in meshed connection with the surface of the rotating pipe (17).
2. The PIN connector injection mold based on 3D printing according to claim 1, wherein the upper mold assembly further comprises a driving cylinder (4), the driving cylinder (4) is fixedly configured on the mounting plate (3), and an output end of the driving cylinder (4) is fixedly connected with the upper mold plate (5) and is used for driving the upper mold plate (5) to lift, so that the upper mold plate (5) can cover the injection molding groove (7) or be separated from the lower mold assembly.
3. The PIN connector injection mold based on 3D printing according to claim 2, wherein a pair of sliding ports (10) is provided on the base plate (1), the lower mold assembly further comprises a pair of sliding blocks (11), two sliding blocks (11) are fixedly connected with the lower sides of the two moving blocks (6) respectively, and the two sliding blocks (11) are slidably arranged in the two sliding ports (10) respectively.
4. The PIN connector injection mold based on 3D printing according to claim 3, wherein the driving assembly comprises a driving motor (12) and a threaded rod (13), the driving motor (12) is a double-shaft motor, the double-shaft motor is fixedly installed at the middle of the lower side of the base plate (1), two threaded rods (13) are respectively and fixedly connected with two output ends of the double-shaft motor coaxially, threads of the two threaded rods (13) are symmetrically arranged, and lower ends of the two sliding blocks (11) are respectively and in threaded connection with the two threaded rods (13).
5. The PIN connector injection mold based on 3D printing according to claim 1, characterized in that the cross section of the mounting bar (8) is inverted trapezoid, and the cross section of the mounting groove (15) is also inverted trapezoid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111053959.8A CN113715274B (en) | 2021-09-09 | 2021-09-09 | PIN connector injection mold based on 3D prints |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111053959.8A CN113715274B (en) | 2021-09-09 | 2021-09-09 | PIN connector injection mold based on 3D prints |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113715274A CN113715274A (en) | 2021-11-30 |
| CN113715274B true CN113715274B (en) | 2023-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111053959.8A Active CN113715274B (en) | 2021-09-09 | 2021-09-09 | PIN connector injection mold based on 3D prints |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114210950A (en) * | 2021-12-15 | 2022-03-22 | 德清福蓝得新材料科技有限公司 | Environment-friendly heating heat preservation cutlery box's drawing of patterns equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208359338U (en) * | 2018-06-22 | 2019-01-11 | 深圳市锐邦德精密部件有限公司 | A kind of injection mold of easy mold release |
| CN211591112U (en) * | 2019-12-09 | 2020-09-29 | 青岛双益塑料制品有限公司 | Overflow type injection mold |
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| CN113715274A (en) | 2021-11-30 |
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