CN209971371U - Plastic steel hand wheel mould - Google Patents
Plastic steel hand wheel mould Download PDFInfo
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- CN209971371U CN209971371U CN201920441111.4U CN201920441111U CN209971371U CN 209971371 U CN209971371 U CN 209971371U CN 201920441111 U CN201920441111 U CN 201920441111U CN 209971371 U CN209971371 U CN 209971371U
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Abstract
The utility model discloses a plastic steel hand wheel mould, which comprises a panel, an upper template, a lower template, square iron and a bottom plate, wherein a molding cavity and a mold core are arranged in the molding cavity between the upper template and the lower template, the mold cavity and the mold core are matched with each other, a product appearance cavity is arranged in the middle of the molding cavity, a flow channel is connected below a pouring hole, heated plastic penetrates through the panel, the upper template and the mold cavity through the flow channel and enters the product appearance cavity to form a product, a plurality of exhaust countersunk holes are arranged on the upper template, a plurality of exhaust needles are respectively and correspondingly arranged in the exhaust countersunk holes one by one, the exhaust needles penetrate through the upper template and the mold cavity, the end parts of the exhaust needles are provided with curved surfaces which are parallel and level with the product appearance cavity, a plurality of thimbles penetrate through the lower template and the mold core through the ejector countersunk holes one by one for ejecting the product, the tail end, one end of the sprue is connected with the runner, and the other end of the sprue is connected below the mold core product shape cavity.
Description
Technical Field
The utility model belongs to the technical field of the mould equipment technique and specifically relates to a plastic steel hand wheel mould is related to.
Background
Plastic steel hand wheels are commonly arranged on mechanical equipment, and need to be produced in large quantities.
A mold core of a mold for manufacturing a plastic steel hand wheel in the prior art is provided with an ejector pin to realize ejection and exhaust, but no exhaust hole is formed in a mold cavity, the position of the mold cavity above a split surface is easy to cause overhigh temperature due to the fact that exhaust is unavailable in the injection molding process, plastic is burnt, color is changed, a large number of defective products are generated, and time is wasted.
In view of the foregoing, there are clearly deficiencies in the prior art and improvements are needed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, provides a technical scheme that can solve above-mentioned problem.
The plastic steel hand wheel mold comprises a panel, an upper mold plate, a lower mold plate, square iron, a surface needle plate, a bottom needle plate and a bottom plate.
A positioning ring is arranged in the middle above the panel, a pouring hole is fixed in the middle of the positioning ring, a plurality of panel countersunk holes are arranged on the panel, a plurality of screws penetrate through the panel and are connected with the upper template, the lower template is arranged below the upper template, a forming cavity is arranged between the upper template and the lower template, the square iron is divided into two pieces, two pieces of square iron are respectively arranged at the left side and the right side below the lower template, the bottom plate is arranged below the square iron, a plurality of bottom plate countersunk holes are arranged at the bottom of the bottom plate, a plurality of screws penetrate through the bottom plate countersunk holes and are connected with the lower template, the surface needle plate and the bottom needle plate are arranged between the two pieces of square iron, the surface needle plate is arranged above the bottom needle plate, a plurality of thimble countersunk holes are arranged at the bottom surface of the surface needle plate, a plurality of thimbles are correspondingly arranged on the thimble countersunk holes one by one, a cavity and a mold core, the mold core is fixed in a molding cavity of the lower template by a plurality of screws, the mold cavity is matched with the mold core, a product outline cavity is arranged in the middle of the mold core, heat dissipation water channels are respectively arranged above and below the product outline cavity and are respectively positioned in the mold cavity and the mold core, holes for the heat dissipation water channels to pass through are respectively arranged on the upper template and the lower template, a runner is connected below the injection holes, heated plastic enters the product outline cavity through the runner to form a product by penetrating through the panel, the upper template and the mold cavity, a plurality of exhaust countersunk holes are arranged on the upper template, a plurality of exhaust pins are respectively and correspondingly arranged on the exhaust countersunk holes one by one, the exhaust pins penetrate through the upper template and the mold cavity, curved surfaces which are flush with the product outline cavity are arranged at the end parts of the exhaust pins, the ejector pins penetrate through the lower template and the mold core through the ejector countersunk holes one, and after the cavity is matched with the mold core, the submerged pouring type gate is adopted for pouring, the gate is crescent, one end of the gate is connected with the runner, and the other end of the gate is connected below the mold core product appearance cavity.
As a further aspect of the present invention: the cavity and the core are formed by one mould and multiple cavities.
As a further aspect of the present invention: the lower bolster below is equipped with 4 back needle counter sinks, and 4 back needles that bottom needle board top was equipped with the penetration face faller respectively one-to-one put into 4 back needle counter sinks, and the back needle periphery is equipped with reset spring, and reset spring's both ends are pushed up respectively in face faller and lower bolster below.
As a further aspect of the present invention: the diameter of the heat dissipation water channel is 8 mm.
Compared with the prior art, the beneficial effects of the utility model are that: the reject ratio of the product is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a plastic steel handwheel mold.
Fig. 2 is a structural schematic diagram of a plastic steel hand wheel mold molding cavity.
FIG. 3 is a schematic view of injection molding of plastic steel handwheel mold products.
Shown in the figure: 1. a panel; 2. mounting a template; 3. a lower template; 4. square iron; 5. a needle board; 6. a bottom needle plate; 7. a base plate; 8. positioning rings; 9. pouring a hole; 10. a panel counterbore; 11. a bottom plate counterbore; 12. a thimble counter sink; 13. a cavity; 14. a core; 15. a product shape cavity; 16. a heat dissipation water channel; 17. an aperture; 18. a flow channel; 19. an exhaust counterbore; 20. an exhaust needle; 21. a curved surface; 22. a thimble; 23. a gate is arranged; 24. back stitching countersunk holes; 25. needle return; 26. a return spring; 27. a molding cavity; 28. and (5) producing the product.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses an it is not enough to overcome above-mentioned condition, provides a technical scheme that can solve above-mentioned problem.
Referring to fig. 1-3, the plastic steel handwheel mold comprises a panel 1, an upper mold plate 2, a lower mold plate 3, square iron 4, a surface needle plate 5, a bottom needle plate 6 and a bottom plate 7.
A positioning ring 8 is arranged in the middle above the panel 1, a pouring hole 9 is fixed in the middle of the positioning ring 8, a plurality of panel countersunk holes 10 are arranged on the panel 1, a plurality of screws penetrate through the panel countersunk holes 10 to be connected with the upper template 2, the lower template 3 is arranged below the upper template 2, a forming cavity 27 is arranged between the upper template 2 and the lower template 3, the square iron 4 is divided into two pieces, the two square irons 4 are respectively positioned at the left side and the right side below the lower template 3, the bottom plate 7 is positioned below the square iron 4, a plurality of bottom plate countersunk holes 11 are arranged at the bottom of the bottom plate 7, the screws penetrate through the bottom plate 7 through the bottom plate countersunk holes 11, the square irons 4 are connected with the lower template 3, the surface needle plate 5 and the bottom needle plate 6 are positioned between the two square irons 4, the surface needle plate 5 is positioned above the bottom needle plate 6, a plurality of countersunk holes 12 are arranged at the bottom surface of the surface needle, a molding cavity 27 between the upper template 2 and the lower template 3 is internally provided with a cavity 13 and a core 14, the cavity 13 is fixed in the molding cavity 27 of the upper template 2 by a plurality of screws, the core 14 is fixed in the molding cavity 27 of the lower template 3 by a plurality of screws, the cavity 13 is matched with the core 14, a product outline cavity 15 is arranged in the middle of the cavity, heat dissipation water channels 16 are respectively arranged above and below the product outline cavity 15, the heat dissipation water channels 16 are respectively positioned in the cavity 13 and the core 14, the upper template 2 and the lower template 3 are respectively provided with a hole 17 for the heat dissipation water channel 16 to pass through, a runner 18 is connected below the injection hole 9, heated plastic penetrates through the panel 1, the upper template 2 and the cavity 13 through the runner 18 to enter the product outline cavity 15 to form a product 28, the upper template 2 is provided with a plurality of exhaust countersunk holes 19, and a plurality of exhaust needles 20 are respectively and correspondingly arranged on the exhaust countersunk, the exhaust pins 20 penetrate through the upper template 2 and the cavity 13, the end parts of the exhaust pins 20 are provided with curved surfaces 21 which are flush with the product outline cavity 15, the ejector pins 22 penetrate through the lower template 3 and the mold core 14 through the ejector pin counter bores 12 one by one to be used for ejecting products 28, the tail end of the runner 18 is provided with a sprue inlet 23, the cavity 13 is matched with the mold core 14 and then is poured through a submerged pouring type sprue inlet, the sprue inlet 23 is crescent, one end of the sprue inlet 23 is connected with the runner 18, and the other end of the sprue inlet 23 is connected below the product outline cavity 15 of the mold core 14.
As a further aspect of the present invention: the cavity 13 and the core 14 are formed by one-mold multi-cavity molding.
As a further aspect of the present invention: 4 back needle counter sink holes 24 are arranged below the lower template 3, 4 back needles 25 penetrating through the dough needle plate 5 are arranged above the bottom needle plate 6 and are respectively placed into the 4 back needle counter sink holes 24 in a one-to-one correspondence mode, a return spring 26 is arranged on the periphery of each back needle 25, and two ends of each return spring 26 respectively prop below the dough needle plate 5 and the lower template 3.
As a further aspect of the present invention: the diameter of the heat dissipation water channel 16 is 8 mm.
The utility model discloses a theory of operation is: the heated plastic enters the product appearance cavity 15 through the flow channel 18 to form a product 28, the exhaust needle 20 exhausts air for the cavity, the ejector pin 22 exhausts air for the mold core, the heat dissipation water channel 16 dissipates heat for the product 28, and the product is ejected through the ejector pin 22 when the mold is opened.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. Plastic steel hand wheel mould includes panel, cope match-plate pattern, lower bolster, square iron, face faller, end faller, bottom plate, its characterized in that: a positioning ring is arranged in the middle above the panel, a pouring hole is fixed in the middle of the positioning ring, a plurality of panel countersunk holes are arranged on the panel, a plurality of screws penetrate through the panel and are connected with the upper template, the lower template is arranged below the upper template, a forming cavity is arranged between the upper template and the lower template, the square iron is divided into two pieces, two pieces of square iron are respectively arranged at the left side and the right side below the lower template, the bottom plate is arranged below the square iron, a plurality of bottom plate countersunk holes are arranged at the bottom of the bottom plate, a plurality of screws penetrate through the bottom plate countersunk holes and are connected with the lower template, the surface needle plate and the bottom needle plate are arranged between the two pieces of square iron, the surface needle plate is arranged above the bottom needle plate, a plurality of thimble countersunk holes are arranged at the bottom surface of the surface needle plate, a plurality of thimbles are correspondingly arranged on the thimble countersunk holes one by one, a cavity and a mold core, the mold core is fixed in a molding cavity of the lower template by a plurality of screws, the mold cavity is matched with the mold core, a product outline cavity is arranged in the middle of the mold core, heat dissipation water channels are respectively arranged above and below the product outline cavity and are respectively positioned in the mold cavity and the mold core, holes for the heat dissipation water channels to pass through are respectively arranged on the upper template and the lower template, a runner is connected below the injection holes, heated plastic enters the product outline cavity through the runner to form a product by penetrating through the panel, the upper template and the mold cavity, a plurality of exhaust countersunk holes are arranged on the upper template, a plurality of exhaust pins are respectively and correspondingly arranged on the exhaust countersunk holes one by one, the exhaust pins penetrate through the upper template and the mold cavity, curved surfaces which are flush with the product outline cavity are arranged at the end parts of the exhaust pins, the ejector pins penetrate through the lower template and the mold core through the ejector countersunk holes one, and after the cavity is matched with the mold core, the submerged pouring type gate is adopted for pouring, the gate is crescent, one end of the gate is connected with the runner, and the other end of the gate is connected below the mold core product appearance cavity.
2. The plastic steel handwheel mold according to claim 1, wherein: the cavity and the core are formed by one mould and multiple cavities.
3. The plastic steel handwheel mold according to claim 1, wherein: the lower bolster below is equipped with 4 back needle counter sinks, and 4 back needles that bottom needle board top was equipped with the penetration face faller respectively one-to-one put into 4 back needle counter sinks, and the back needle periphery is equipped with reset spring, and reset spring's both ends are pushed up respectively in face faller and lower bolster below.
4. The plastic steel handwheel mold according to claim 1, wherein: the diameter of the heat dissipation water channel is 8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920441111.4U CN209971371U (en) | 2019-04-02 | 2019-04-02 | Plastic steel hand wheel mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920441111.4U CN209971371U (en) | 2019-04-02 | 2019-04-02 | Plastic steel hand wheel mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209971371U true CN209971371U (en) | 2020-01-21 |
Family
ID=69256515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920441111.4U Active CN209971371U (en) | 2019-04-02 | 2019-04-02 | Plastic steel hand wheel mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209971371U (en) |
-
2019
- 2019-04-02 CN CN201920441111.4U patent/CN209971371U/en active Active
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