CN212948969U - Threaded product injection mold that production efficiency is high - Google Patents
Threaded product injection mold that production efficiency is high Download PDFInfo
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- CN212948969U CN212948969U CN202021838283.4U CN202021838283U CN212948969U CN 212948969 U CN212948969 U CN 212948969U CN 202021838283 U CN202021838283 U CN 202021838283U CN 212948969 U CN212948969 U CN 212948969U
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Abstract
The utility model discloses a screw thread product injection mold that production efficiency is high, including front mould fixed plate, front mould, back mould fixed plate, irrigation mouth, mouth of a river crochet hook, oblique guide pillar mechanism of loosing core and the hydro-cylinder mechanism of loosing core, the hydro-cylinder mechanism of loosing core includes that first line position, hydro-cylinder line inlay needle, first line position seat, hydro-cylinder, two T type shovel bases and two second line positions. When the utility model is used for opening the die, the front die on the oil cylinder core-pulling mechanism is firstly opened, the T-shaped shovel base can drive the two second line positions to be separated from each other, so that the second line positions are separated from the thread part of the thread product, and then the first line position is driven to move under the action of the oil cylinder, thereby realizing the complete de-molding of the thread product and effectively improving the production efficiency of the injection-molded thread product; when the die is closed, the oil cylinder drives the first line position to reset in advance, then the front die and the rear die are closed, and the phenomenon that the T-shaped shovel base and the two second line positions are not accurately closed to cause die collision when the die is closed is prevented, so that the injection molding processing stability of a thread product is effectively improved.
Description
Technical Field
The utility model relates to an injection mold field especially relates to a screw thread product injection mold that production efficiency is high.
Background
The injection mold is also called injection molding, and is a molding device for injection and molding. The injection mold has the advantages of high production speed, high efficiency, automation of operation, various colors and varieties, various shapes from simple to complex, small sizes, accurate product size, easy product updating and updating, capability of forming workpieces with complex shapes, and suitability for the field of forming and processing of mass production and products with complex shapes.
Among the prior art, an injection mold for producing threaded products all needs to cooperate the mechanism of loosing core to release the threaded products, and this kind of injection mold's structure is comparatively complicated, is difficult to realize the quick drawing of patterns of threaded products, and the demolding process is comparatively difficult, and at the drawing of patterns in-process, also causes great influence to the machining precision of threaded products easily to reduce the production efficiency of threaded products.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the injection mold for the threaded product is simple in structure, quick in mold stripping and high in machining precision and production efficiency.
The technical scheme of the utility model as follows: a threaded product injection mold with high production efficiency comprises a front mold fixing plate, a front mold, a rear mold fixing plate, a pouring nozzle, a water gap crochet hook, an inclined guide pillar core-pulling mechanism and an oil cylinder core-pulling mechanism, wherein the front mold is arranged at the bottom of the front mold fixing plate, the rear mold is arranged at the top of the rear mold fixing plate, the front mold is arranged above the rear mold, the pouring nozzle is arranged in the middle of the front mold fixing plate, the water gap crochet hook is arranged in the front mold at the side end of the pouring nozzle, the inclined guide pillar core-pulling mechanism is positioned on the left side of the front mold, and the oil cylinder core-pulling mechanism is positioned;
the oil cylinder core pulling mechanism comprises a first line position, an oil cylinder line embedding needle, a first line position seat, an oil cylinder, two T-shaped shovel bases and two second line positions, wherein the first line position is arranged between a front die and a rear die, the top of the first line position is provided with a groove, the two line positions are respectively arranged on two sides of the groove, one end, close to the side wall of the groove, of each second line position is provided with an inclined groove, the side end of each T-shaped shovel base is provided with an inclined boss matched with the inclined groove, the top of each T-shaped shovel base is connected with the front die, the first line position is provided with a through hole which penetrates transversely, the oil cylinder line embedding needle is arranged in the through hole, and the first line position is connected with the oil cylinder through the first line position seat.
By adopting the technical scheme, in the threaded product injection mold with high production efficiency, the inclined guide post core pulling mechanism comprises an inclined guide post pressing block, an inclined guide post, a third slide, a second slide seat and a slide pressing strip, the third slide is arranged between the front mold and the rear mold, the side end of the third slide is connected with the second slide seat, a through inclined hole is formed in the second slide seat, the inclined guide post pressing block is arranged at the bottom of the front mold fixing plate, the top of the rear mold fixing plate is provided with a cylindrical hole, the top of the inclined guide post is connected with the inclined pressing block, the bottom of the inclined guide post penetrates through the inclined hole and abuts against the inside of the cylindrical hole, and the slide pressing strip is respectively arranged at two sides of the second slide seat.
By adopting the technical scheme, the injection mold for the threaded products, which is high in production efficiency, further comprises a cylinder needle pressing block and a plurality of cylinder needles, wherein the cylinder needle pressing block is arranged at the bottom of the rear mold fixing plate, the bottom of the cylinder needle is connected with the cylinder needle pressing block, and the top end of the cylinder needle penetrates through the rear mold fixing plate from bottom to top and is arranged in the rear mold.
Adopt above-mentioned each technical scheme, screw product injection mold that production efficiency is high in, the front mould middle part is equipped with the watering mouth that is convenient for water the mouth and pours the raw materials, watering mouthful top is equipped with the water proof piece.
By adopting the technical scheme, in the threaded product injection mold with high production efficiency, a plurality of balance blocks are respectively arranged between the front mold fixing plate and the rear mold fixing plate.
By adopting the technical scheme, in the threaded product injection mold with high production efficiency, the oil cylinder core pulling mechanism further comprises a first wear-resistant block, and the first wear-resistant block is arranged on the rear mold fixing plate at the bottom of the first and second line seat.
By adopting the technical scheme, in the threaded product injection mold with high production efficiency, the inclined guide pillar core pulling mechanism further comprises a second wear-resistant block, and the second wear-resistant block is arranged on the rear mold fixing plate at the bottom of the second slide seat.
By adopting the technical scheme, the utility model discloses a set up the hydro-cylinder mechanism of loosing core between front mould and back mould, during the die sinking, the front mould on the hydro-cylinder mechanism of loosing core is the die sinking earlier, and T type shovel base can drive two second line position alternate segregation, makes the second line position break away from the screw thread portion of screw thread product, then drives first line position under the effect of hydro-cylinder and removes, realizes the complete drawing of patterns of screw thread product, under the effect of department's cylinder needle, can be automatic ejecting the screw thread product, effectively improve the production efficiency of injection moulding screw thread product; when the die is closed, the oil cylinder drives the first line to reset in advance, and then the front die and the rear die are closed, so that the phenomenon that the T-shaped shovel base is not accurately closed with the two second lines when the die is closed is avoided, the die is collided, and the injection molding processing stability of a thread product is effectively improved; overall structure is simple, the demolding is quick, and processing is accurate, production efficiency is high, can use widely.
Drawings
Fig. 1 is a schematic sectional view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a schematic structural view of the oil cylinder core pulling mechanism of the present invention;
FIG. 4 is a partial exploded view of the cylinder core-pulling mechanism of the present invention;
fig. 5 is the structural schematic diagram of the oblique guide pillar core-pulling mechanism of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, a screw product injection mold that production efficiency is high, including front mould fixed plate 11, front mould 12, back mould 21, back mould fixed plate 22, watering mouth 3, mouth of a river crochet hook 4, oblique guide pillar mechanism 5 and the mechanism 6 of loosing core of hydro-cylinder, front mould fixed plate 11 bottom is located to front mould 12, back mould fixed plate 22 top is located to back mould 21, front mould 21 top is located to front mould fixed plate, watering mouth 3 locates the middle part of front mould fixed plate 11, mouth of a river crochet hook 4 is located in the front mould 12 of watering mouth 3 side, oblique guide pillar mechanism 5 of loosing core is located front mould 12 left sides, the mechanism 6 of loosing core of hydro-cylinder is located front mould 12 right sides. In this embodiment, the plastic melt to be injection molded can be injected into the mold from the pouring nozzle 3, and the plastic melt flows into the front mold 12 and the rear mold 22 to be cooled, hardened and molded, and then the molded thread product is obtained after demolding. An oil cylinder core-pulling mechanism 6 is arranged between the front die 12 and the rear die 22, when the die is opened, the front die 12 on the oil cylinder core-pulling mechanism 6 is opened firstly, so that the thread part of the thread product is separated in advance, then the thread product is subjected to secondary complete full-demolding, and the demolding efficiency and the processing stability of the injection thread product are effectively improved. The setting of mouth of a river crochet hook 4 for when the die sinking, plastics condensate can be released from the front mould 12 under mouth of a river crochet hook 4's effect, prevent that condensate from getting into front mould 12 and influencing the processingquality of screw thread product.
As shown in fig. 2 to 4, the cylinder core pulling mechanism 6 includes a first slide 61, a cylinder slide insert pin 62, a first slide seat 63, a cylinder 64, two T-shaped shovel bases 65, and two second slides 66, the first slide 61 is disposed between the front mold 12 and the rear mold 21, a groove 610 is disposed at the top of the first slide 61, the second slides 66 are disposed at two sides of the groove 610, an inclined groove 660 is disposed at one end of the second slide 66 close to a side wall of the groove 610, an inclined boss 650 adapted to the inclined groove 660 is disposed at a side end of the T-shaped shovel base 65, the top of the T-shaped shovel base 65 is connected to the front mold 12, the first slide 61 is provided with a through hole 611 extending transversely therethrough, the cylinder slide insert pin 62 is disposed in the through hole 611, and the first slide 61 is connected to the cylinder 64 through the first slide seat 63. In this embodiment, after the plastic melt is cooled and hardened and formed, the front mold 12 is opened, because the top of the T-shaped shovel base 65 is connected with the front mold 12, and the T-shaped shovel base 65 is slidably connected with the inclined groove 660 of the second row position 66 through the boss 650, so that the T-shaped shovel base 65 moves upward, the second row position 66 can be driven to move along the two sides of the groove 610 in a mutually separated manner, the second row position 66 and the threaded portion of the threaded product are realized, the demolding occurs, and then the first row position 61 and the threaded product are driven to completely separate under the action of the oil cylinder 64. During die assembly, the oil cylinder 64 drives the first line position 61 to reset in advance, then the front die 12 and the rear die 22 are subjected to die assembly again, and then the T-shaped shovel base 65 and the second line position 66 are reset, so that the die assembly accuracy between the T-shaped shovel base 65 and the second line position 66 is effectively improved, and the die collision is avoided.
As shown in fig. 2 and 5, the angle beam core pulling mechanism 5 further includes an angle beam pressing block 51, an angle beam 52, a third row 53, a second row 54 and a row pressing bar 55, the third row 53 is disposed between the front mold 12 and the rear mold 21, the side of the third row 53 is connected to the second row 54, the second row 54 is provided with a through angle hole 540, the angle beam pressing block 51 is disposed at the bottom of the front mold fixing plate 11, the top of the rear mold fixing plate 22 is provided with a cylindrical hole 220, the top of the angle beam 52 is connected to the angle beam pressing block 51, the bottom of the angle beam 52 passes through the angle hole 540 and abuts against the cylindrical hole 220, and the row pressing bar 55 is disposed at two sides of the second row 54. In this embodiment, in the demolding process of the front mold 12, the inclined guide post 52 is obliquely disposed in the inclined hole 540 of the second row seat 54, so that the inclined guide post 52 can drive the second row seat 54 to move towards the direction away from the side of the threaded product in the upward movement process, and further drive the third row seat 53 to be separated from the threaded product, thereby facilitating the ejection of the threaded product. The arrangement of the row position pressing strips 55 can improve the stability of the third row position 53 in the moving process and prevent the third row position 53 from loosening in the moving process.
As shown in fig. 1, the injection mold further includes a ejector pin pressing block 71 and a plurality of ejector pins 72, the ejector pin pressing block 71 is disposed at the bottom of the rear mold fixing plate 22, the bottom of the ejector pin 72 is connected to the ejector pin pressing block 71, and the top end of the ejector pin 72 penetrates through the rear mold fixing plate 22 from bottom to top and is disposed in the rear mold 21. In this embodiment, after the threaded product is completely demolded, the ejector pin 72 pushes upward, so that the threaded product can be automatically ejected out, and the threaded product can be rapidly ejected out.
As shown in fig. 1, further, a pouring opening 120 for facilitating the pouring of the raw material by the pouring nozzle 3 is arranged in the middle of the front mold 12, and a water-proof sheet 8 is arranged at the top of the pouring opening 120. In this embodiment, the cooling effect of plastics fuse-element can be strengthened in the setting of water proof piece 8, improves the utility model discloses a quality and efficiency of moulding plastics.
As shown in fig. 1, a plurality of weights 9 are respectively disposed between the front mold fixing plate 11 and the rear mold fixing plate 22. In this embodiment, the setting of balancing piece 9 can reduce the front mould fixed plate 11 to the impact force between the back mould fixed plate 22, reduces the direct wearing and tearing that produce when bumping, improves the utility model discloses a life.
As shown in fig. 2 and 3, the cylinder core pulling mechanism 6 further includes a first wear-resistant block 67, and the first wear-resistant block 67 is disposed on the rear mold fixing plate 22 at the bottom of the first displacement seat 63. In this embodiment, the first wear-resistant block 67 is provided to prevent the first displacement seat 63 from wearing the surface of the rear mold fixing plate 22 during the movement.
As shown in fig. 2 and 5, the angle beam core pulling mechanism 5 further includes a second wear-resistant block 56, and the second wear-resistant block 56 is disposed on the rear mold fixing plate 22 at the bottom of the second traveling seat 54. In this embodiment, the second wear-resistant block 56 is provided to prevent the second slide seat 54 from wearing the surface of the rear mold fixing plate 22 during the movement.
By adopting the technical scheme, the utility model discloses a set up the hydro-cylinder mechanism of loosing core between front mould and back mould, during the die sinking, the front mould on the hydro-cylinder mechanism of loosing core is the die sinking earlier, and T type shovel base can drive two second line position alternate segregation, makes the second line position break away from the screw thread portion of screw thread product, then drives first line position under the effect of hydro-cylinder and removes, realizes the complete drawing of patterns of screw thread product, under the effect of department's cylinder needle, can be automatic ejecting the screw thread product, effectively improve the production efficiency of injection moulding screw thread product; when the die is closed, the oil cylinder drives the first line to reset in advance, and then the front die and the rear die are closed, so that the phenomenon that the T-shaped shovel base is not accurately closed with the two second lines when the die is closed is avoided, the die is collided, and the injection molding processing stability of a thread product is effectively improved; overall structure is simple, the demolding is quick, and processing is accurate, production efficiency is high, can use widely.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a screw thread product injection mold that production efficiency is high which characterized in that: the pouring device comprises a front die fixing plate, a front die, a rear die fixing plate, a pouring nozzle, a water gap crochet hook, an inclined guide pillar core-pulling mechanism and an oil cylinder core-pulling mechanism, wherein the front die is arranged at the bottom of the front die fixing plate, the rear die is arranged at the top of the rear die fixing plate, the front die is arranged above the rear die, the pouring nozzle is arranged in the middle of the front die fixing plate, the water gap crochet hook is arranged in the front die at the side end of the pouring nozzle, the inclined guide pillar core-pulling mechanism is positioned on the left side of the front die, and the oil cylinder core-;
the oil cylinder core pulling mechanism comprises a first line position, an oil cylinder line embedding needle, a first line position seat, an oil cylinder, two T-shaped shovel bases and two second line positions, wherein the first line position is arranged between a front die and a rear die, the top of the first line position is provided with a groove, the two line positions are respectively arranged on two sides of the groove, one end, close to the side wall of the groove, of each second line position is provided with an inclined groove, the side end of each T-shaped shovel base is provided with an inclined boss matched with the inclined groove, the top of each T-shaped shovel base is connected with the front die, the first line position is provided with a through hole which penetrates transversely, the oil cylinder line embedding needle is arranged in the through hole, and the first line position is connected with the oil cylinder through the first line position seat.
2. The injection mold for the threaded product with high production efficiency according to claim 1, is characterized in that: the inclined guide post core pulling mechanism comprises an inclined guide post pressing block, an inclined guide post, a third slide seat, a second slide seat and slide pressing strips, wherein the third slide seat is arranged between a front die and a rear die, the side end of the third slide seat is connected with the second slide seat, a through inclined hole is formed in the second slide seat, the inclined guide post pressing block is arranged at the bottom of a front die fixing plate, a cylindrical hole is formed in the top of the rear die fixing plate, the top of the inclined guide post is connected with the inclined guide post pressing block, the bottom of the inclined guide post penetrates through the inclined hole and abuts against the cylindrical hole, and the slide pressing strips are arranged on two sides of the second slide seat respectively.
3. The injection mold for the threaded product with high production efficiency according to claim 1, is characterized in that: the ejector cylinder needle pressing block is arranged at the bottom of the rear mold fixing plate and connected with the ejector cylinder needle pressing block, and the top end of the ejector cylinder needle penetrates through the rear mold fixing plate from bottom to top and is arranged in the rear mold.
4. The injection mold for the threaded product with high production efficiency according to claim 1, is characterized in that: the front mould middle part is equipped with the watering mouth that is convenient for the watering mouth to fill the raw materials, watering mouthful top is equipped with the water proof piece.
5. The injection mold for the threaded product with high production efficiency according to claim 1, is characterized in that: and a plurality of balance blocks are respectively arranged between the front die fixing plate and the rear die fixing plate.
6. The injection mold for the threaded product with high production efficiency according to claim 1, is characterized in that: the oil cylinder core pulling mechanism further comprises a first wear-resistant block, and the first wear-resistant block is arranged on the rear die fixing plate at the bottom of the first and second traveling seat.
7. The injection mold for the threaded product with high production efficiency according to claim 2, is characterized in that: the inclined guide post core pulling mechanism further comprises a second wear-resistant block, and the second wear-resistant block is arranged on the rear die fixing plate at the bottom of the second slide seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021838283.4U CN212948969U (en) | 2020-08-28 | 2020-08-28 | Threaded product injection mold that production efficiency is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021838283.4U CN212948969U (en) | 2020-08-28 | 2020-08-28 | Threaded product injection mold that production efficiency is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212948969U true CN212948969U (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021838283.4U Active CN212948969U (en) | 2020-08-28 | 2020-08-28 | Threaded product injection mold that production efficiency is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212948969U (en) |
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2020
- 2020-08-28 CN CN202021838283.4U patent/CN212948969U/en active Active
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