CN218640258U - Mold easy-to-separate ejection mechanism - Google Patents
Mold easy-to-separate ejection mechanism Download PDFInfo
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- CN218640258U CN218640258U CN202222522204.4U CN202222522204U CN218640258U CN 218640258 U CN218640258 U CN 218640258U CN 202222522204 U CN202222522204 U CN 202222522204U CN 218640258 U CN218640258 U CN 218640258U
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Abstract
The utility model relates to a mould readily releasable ejection mechanism, include: the device comprises a substrate and an upper plate which is loaded above the substrate and can move up and down; the molding mechanism comprises a lower template borne on the substrate, a lower mold core arranged on the lower template, and an upper mold core arranged on the upper template and adapted to the lower mold core, wherein a product cavity is formed between the upper mold core and the lower mold core, the upper template is provided with an injection port, and the upper mold core is provided with a pulling needle; liftout mechanism includes: the ejector sleeve comprises a second ejector plate, a push plate and a first ejector plate, wherein the second ejector plate, the push plate and the first ejector plate can move up and down and are sequentially arranged on a base plate from bottom to top; the cooling mechanism is arranged on the lower die plate and the lower die core and used for cooling the department cylinder, so that the phenomenon that the product is adsorbed on the department cylinder is avoided, and the quality of the injection molding product at the department cylinder position is effectively improved.
Description
Technical Field
The utility model relates to the technical field of mold, in particular to mould readily releasable ejection mechanism.
Background
Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, multiple designs and colors, shapes from simple to complex, sizes from large to small, accurate product size, easy product updating and updating, capability of forming products with complex shapes, suitability for the field of molding and processing of mass production and products with complex shapes and the like, decisive effect of injection molding effect and quality of injection molding of the injection mold, frequent use of the ejector sleeve during injection molding, namely the ejector sleeve and the hollow ejector pin, generally matched use with the ejector pin, namely the ejector sleeve needle assembly, one of plastic mold accessories, namely the straight ejector sleeve, the stepped ejector sleeve and the like, and during use, the ejector sleeve is sleeved on the ejector pin and can move up and down relative to the ejector pin, so that the products wrapped on the ejector pin are ejected. However, when the traditional ejector sleeve is used, if an injection molding product is soft rubber, the ejection product is easily adsorbed on the ejector sleeve, so that the injection molding quality is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a mould readily releasable ejection mechanism can effectively solve above-mentioned technical problem.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a mold readily separable ejection mechanism comprising:
the device comprises a substrate and an upper plate which is loaded above the substrate and can move up and down;
the molding mechanism comprises a lower template borne on the substrate, a lower mold core arranged on the lower template, and an upper mold core arranged on the upper template and adapted to the lower mold core, wherein a product cavity is formed between the upper mold core and the lower mold core, the upper template is provided with an injection port, and the upper mold core is provided with a pulling needle;
liftout mechanism includes: the ejector mechanism comprises a second ejector plate, a push plate and a first ejector plate, wherein the second ejector plate, the push plate and the first ejector plate can move up and down and are sequentially arranged on a substrate from bottom to top, the substrate is provided with an ejector sleeve needle, the top of the second ejector plate is provided with an ejector sleeve which is slidably sleeved on the ejector sleeve needle, the end part of the ejector sleeve needle is positioned at the bottom of a cavity and is embedded into the cavity, the top of the first ejector plate is provided with a plurality of material rod ejector pins, and a lower die core is provided with material rods which are slidably sleeved on the material rod ejector pins;
and the cooling mechanism is arranged on the lower template and the lower die core and is used for cooling the ejector sleeve.
Realize above-mentioned technical scheme, during the die sinking, at first start cooling mechanism, cool off the department section of thick bamboo, thereby the injection moulding product shrink of department section of thick bamboo week side, prevent injection moulding product overheated becoming soft simultaneously, can prevent to glue glutinous, draw the needle to break the runner, injection moulding product stops at lower mould benevolence, later upwards promote first thimble board and push pedal upward movement through hydro-cylinder or manual work, drive material pole thimble breaks away from the department section of thick bamboo until the product, upwards promote first thimble board drive thimble through hydro-cylinder or manual work again, make the material pole drop, upwards promote the second thimble board through hydro-cylinder or manual work at last, make the product drop, realized avoiding the product to adsorb in the department section of thick bamboo, the effectual quality of moulding plastics that has increased department section of thick bamboo position.
As a preferred scheme of the utility model, cooling body includes: the lower die core is embedded in the lower die core and is sleeved with the ring sleeve of the ejector sleeve in a sliding manner, an outlet runner communicated with one end of the ring sleeve and penetrating through the lower die core, an outlet runner communicated with the other end of the ring sleeve and higher than the rear end of the lower die plate, and a communicating runner communicated with the outlet runner and penetrating through the lower die plate.
Realize above-mentioned technical scheme, insert the intercommunication runner with cooling water, cooling water gets into one side of ring sleeve through intercommunication runner and inlet flow path, and get into the export runner from the front and back both sides annular of ring sleeve, discharge from lower mould benevolence rear again, the inlet flow path is for overlooking L shape and be connected in the intercommunication runner, carry out local cooling around the department section of thick bamboo through the ring sleeve, and cool off the injection moulding product around the department section of thick bamboo through the heat conduction of department section of thick bamboo itself, and cause the shrink and avoid gluing.
As a preferred scheme of the utility model, the lower bolster is located the tip of intercommunication runner is provided with hose nipple.
According to the technical scheme, the hose is sleeved outside the hose connector and is filled with cooling water, so that the hose connector is more convenient to use.
As a preferred scheme of the utility model, the material of ring sleeve and department section of thick bamboo is stainless steel or copper.
Realize above-mentioned technical scheme, select to be suitable for copper in this application, the heat conductivity is better.
As an optimal proposal of the utility model, the first ejector plate and the lower template are provided with a gap.
Realize above-mentioned technical scheme, be convenient for first thimble board, push pedal and second thimble board activity from top to bottom.
As an optimized proposal of the utility model, the ring sleeve is a cylindrical ring sleeve, and the inner wall sliding type is laminated on the department barrel.
According to the technical scheme, the fitting area is larger than that of the circular sleeve, and the heat conduction speed is higher.
To sum up, the utility model discloses following beneficial effect has:
the utility model provides a mould readily releasable ejection mechanism, during the die sinking, at first insert the intercommunication runner with the cooling water, the cooling water passes through intercommunication runner and the one side that the inlet flow way got into the ring sleeve, and both sides annular gets into the export runner around the ring sleeve, discharge from lower mould benevolence rear again, carry out local cooling to the department section of thick bamboo through the ring sleeve, and the heat conduction through department section of thick bamboo itself carries out local cooling shrink to the injection moulding product around the department section of thick bamboo, prevent injection moulding product overheated becoming soft simultaneously, can prevent to glue glutinous, the drawing pin breaks the runner, injection moulding product stops at lower mould benevolence, later upwards promote first thimble board and push pedal upward movement through hydro-cylinder or manual work, drive material pole thimble breaks away from the department section of thick bamboo until the product, upwards promote first thimble board drive thimble through hydro-cylinder or manual work again, make the material pole drop, upwards promote the second thimble board through hydro-cylinder or manual work at last, make the product drop, the product has been realized avoiding the product to adsorb in the department section of thick bamboo, the effectual quality of moulding plastics that increases the department section of thick bamboo position.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.
The numbers and letters in the figures represent the respective part names:
1. a substrate; 2. an upper plate; 3. injection molding a port; 4. mounting a template; 5. an upper die core; 6. a hose connector; 7. a flow passage is communicated; 8. a lower die core; 9. a first ejector plate; 10. pushing the plate; 11. a second ejector plate; 12. pulling a material needle; 13. sleeving a ring pipe; 14. an outlet flow passage; 15. a sleeve ejecting needle; 16. a ejector sleeve; 17. an inlet flow channel; 18. a material rod; 19. a material rod thimble; 20. and a lower template.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
Examples
As shown in fig. 1 to 2, a mold readily separable ejection mechanism includes: a substrate 1 and an upper plate 2 which is carried above the substrate 1 and can move up and down; a molding mechanism; a material ejecting mechanism; and the cooling mechanism is arranged on the lower template 20 and the lower die core 8 and is used for cooling the ejector sleeve 16.
The molding mechanism comprises a lower template 20 borne on a substrate 1, a lower mold core 8 arranged on the lower template 20, and an upper mold core 5 arranged on an upper template 4 and adapted to the lower mold core 8, wherein a product cavity is formed between the upper mold core 5 and the lower mold core 8, the upper template 4 is provided with an injection port 3, and the upper mold core 5 is provided with a pulling needle 12; liftout mechanism includes: can move about from top to bottom and follow supreme second thimble board 11, push pedal 10 and the first thimble board 9 that set gradually in base plate 1 down, base plate 1 is provided with department's barrel needle 15, and the top of second thimble board 11 is provided with the department's section of thick bamboo 16 that the department's barrel needle 15 was located to the slip cap, and the tip of department's barrel needle 15 is located the die cavity bottom and the department's barrel needle 15 embedding die cavity, and the top of first thimble board 9 is provided with a plurality of material pole thimbles 19, and lower mould benevolence 8 is provided with the material pole 18 that the slip cap located material pole thimbles 19.
Wherein, cooling body includes: the injection mold comprises a ring sleeve 13 which is embedded in a lower mold core 8 and is slidably sleeved on an ejector 16, an outlet runner 14 which is communicated with one end of the ring sleeve 13 and penetrates through the lower mold core 8, an outlet runner 14 which is communicated with the other end of the ring sleeve 13 and is higher than the rear end of a lower template 20, and a communication runner 7 which is communicated with the outlet runner 14 and penetrates through the lower template 20, wherein cooling water is introduced into the communication runner 7, enters one side of the ring sleeve 13 through the communication runner 7 and an inlet runner 17, and circularly enters the outlet runner 14 from the front side and the rear side of the ring sleeve 13 and is discharged from the rear side of the lower mold core 8, the inlet runner 17 is L-shaped in a depression manner and is connected with the communication runner 7, the periphery of the ejector 16 is locally cooled through the ring sleeve 13, injection molding products around the ejector 16 are cooled through the heat conduction of the ejector 16, and the shrinkage is avoided from being adhered.
Furthermore, the lower template 20 is provided with a hose connector 6 at the end part of the communicating flow passage 7, the hose is sleeved outside the hose connector 6 and cooling water is injected, the use is more convenient, the ring sleeve 13 and the driving cylinder 16 are made of stainless steel or copper, copper is selected and applied in the application, the heat conductivity is better, the first ejector plate 9 and the lower template 20 have a gap, the first ejector plate 9, the push plate 10 and the second ejector plate 11 can move up and down conveniently, the ring sleeve 13 is a cylindrical ring sleeve, the inner wall is in sliding fit with the driving cylinder 16, the fit area is larger than that of the ring sleeve, and the heat conduction speed is higher.
When the mold is opened, cooling water is firstly introduced into the communicating flow passage 7, enters one side of the annular sleeve 13 through the communicating flow passage 7 and the inlet flow passage 17, and annularly enters the outlet flow passage 14 from the front side and the rear side of the annular sleeve 13, and is discharged from the rear side of the lower mold core 8, the annular sleeve 13 is used for locally cooling the ejector sleeve 16, and locally cooling and shrinking the injection molding products around the ejector sleeve 16 through the heat conduction of the ejector sleeve 16, so that the injection molding products are prevented from being overheated and softened and can be prevented from being adhered, the sprue is broken by the pulling needle 12, the injection molding products are stopped on the lower mold core 8, then the first ejector plate 9 and the push plate 10 are upwards pushed by the oil cylinder or manpower to move upwards, the ejector pins 19 of the material rods are driven until the products are separated from the ejector sleeve 16, the ejector pins are driven by upwards pushing the first ejector plate 9 by the oil cylinder or the manpower to drop the material rods 18, and finally the second ejector plate 11 is upwards pushed by the oil cylinder or the manpower to drop the products, so that the products are prevented from being adsorbed on the ejector sleeve 16, and the injection molding quality of the ejector sleeve 16 is effectively increased.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a mould readily releasable ejection mechanism which characterized in that includes:
the device comprises a substrate and an upper template which is borne above the substrate and can move up and down;
the molding mechanism comprises a lower template borne on the substrate, a lower mold core arranged on the lower template, and an upper mold core arranged on the upper template and adapted to the lower mold core, wherein a product cavity is formed between the upper mold core and the lower mold core, the upper template is provided with an injection port, and the upper mold core is provided with a pulling needle;
liftout mechanism includes: the ejector mechanism comprises a second ejector plate, a push plate and a first ejector plate, wherein the second ejector plate, the push plate and the first ejector plate can move up and down and are sequentially arranged on a substrate from bottom to top, the substrate is provided with an ejector sleeve needle, the top of the second ejector plate is provided with an ejector sleeve which is slidably sleeved on the ejector sleeve needle, the end part of the ejector sleeve needle is positioned at the bottom of a cavity and is embedded into the cavity, the top of the first ejector plate is provided with a plurality of material rod ejector pins, and a lower die core is provided with material rods which are slidably sleeved on the material rod ejector pins;
and the cooling mechanism is arranged on the lower template and the lower mold core and is used for cooling the ejector sleeve.
2. The mold release mechanism according to claim 1, wherein the cooling mechanism comprises: the lower die core is embedded in the lower die core and is sleeved with the ring sleeve of the ejector sleeve in a sliding manner, an outlet runner communicated with one end of the ring sleeve and penetrating through the lower die core, an outlet runner communicated with the other end of the ring sleeve and higher than the rear end of the lower die plate, and a communicating runner communicated with the outlet runner and penetrating through the lower die plate.
3. The mold easy-separation ejection mechanism according to claim 2, wherein a hose connector is provided at an end of the lower mold plate located in the communicating flow passage.
4. The mold readily separable ejection mechanism of claim 2, wherein the ring sleeve and the ejector sleeve are made of stainless steel or copper.
5. The mold readily separable ejection mechanism of claim 1, wherein the first ejector plate and the lower mold plate have a gap.
6. The mold readily separable ejection mechanism of claim 2, wherein said annular sleeve is a cylindrical annular sleeve having an inner wall slidably engaging said ejector sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222522204.4U CN218640258U (en) | 2022-09-23 | 2022-09-23 | Mold easy-to-separate ejection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222522204.4U CN218640258U (en) | 2022-09-23 | 2022-09-23 | Mold easy-to-separate ejection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218640258U true CN218640258U (en) | 2023-03-17 |
Family
ID=85493301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222522204.4U Active CN218640258U (en) | 2022-09-23 | 2022-09-23 | Mold easy-to-separate ejection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218640258U (en) |
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2022
- 2022-09-23 CN CN202222522204.4U patent/CN218640258U/en active Active
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