CN113954319A - Fixed die inclined ejection structure and ejection method of plastic die - Google Patents
Fixed die inclined ejection structure and ejection method of plastic die Download PDFInfo
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- CN113954319A CN113954319A CN202111231912.6A CN202111231912A CN113954319A CN 113954319 A CN113954319 A CN 113954319A CN 202111231912 A CN202111231912 A CN 202111231912A CN 113954319 A CN113954319 A CN 113954319A
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- plastic
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- 239000004033 plastic Substances 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 38
- 239000004020 conductor Substances 0.000 claims abstract description 18
- 239000002775 capsule Substances 0.000 claims description 19
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- 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
- B29C45/44—Removing or ejecting moulded articles for undercut articles
-
- 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
- B29C45/2602—Mould construction elements
-
- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7337—Heating or cooling of the mould using gas or steam
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of dies and discloses a fixed die inclined ejection structure of a plastic die, which comprises a box body, wherein a lower die is fixedly arranged in the box body, a die cavity is formed in the lower die, a switch is movably connected to the outer part of the box body, an inclined ejection body is movably connected to the inner part of the lower die, an inclined base is movably connected to the bottom of the inclined ejection body, a sliding groove is formed in the inclined base, and an inclined ejection guide block is movably connected to the outer part of the inclined ejection body. This plastic mold cover half pushes up ejecting structure and ejecting method to one side uses through the cooperation of heating chamber and temperature sensing conductor for the gas that blows off pneumatic motor heats, makes the part gapped with the place of mould contact, and the gaseous temperature of simultaneous control avoids the part high temperature to melt, makes the device accomplish the drawing of patterns through the bag chamber simultaneously, and easy operation can be complete carries out the drawing of patterns, can not influence the quality of product, improves work efficiency.
Description
Technical Field
The invention relates to the technical field of molds, in particular to a fixed mold inclined ejection structure and an ejection method of a plastic mold.
Background
The mold is an indispensable important device in injection molding, the injection molding is a method for injecting a raw material with a certain temperature into a gap formed by a male mold and a female mold to form a product, and the injection molding method has the characteristics of low molding cost, short molding period, simple molding process and the like, so the injection molding method is very commonly applied to the field of product manufacturing.
The structure of mould directly influences the quality of product good or bad, to the product that some structures are complicated, for example, the bone position is darker and have the product of back-off, when the drawing of patterns, because mould structure and space limit, the back-off can not go out on oblique top or position of going, lead to the mould to hold the power of holding of product than great, and then ejection mechanism is when carrying out final ejecting to the product, can be because product and mould adhesion, ejecting product atress unbalance leads to product deformation or local damage, and then influences the quality of product.
Therefore, we have proposed a plastic mold cover half pushes up ejecting structure to one side and solves foretell problem, blows through the inside at the device for mould and part separation, extrude the bag chamber simultaneously inside and make the part accomplish the drawing of patterns, easy operation, convenient to use, can be complete demold, can not influence the quality of product, improve work efficiency.
Disclosure of Invention
In order to realize the purposes of simple operation, convenient use, complete demoulding, no influence on the quality of products and improvement on the working efficiency, the invention provides the following technical scheme: a fixed die inclined ejection structure of a plastic die comprises a box body, wherein a lower die is fixedly arranged in the box body, a die cavity is formed in the lower die, a switch is movably connected to the outer part of the box body, an inclined ejection body is movably connected to the inner part of the lower die, an inclined base is movably connected to the bottom of the inclined ejection body, a chute is formed in the inclined base, an inclined ejection guide block is movably connected to the outer part of the inclined ejection body, a fixed plate is movably connected to the bottom of the inclined base, an outlet is movably connected to the bottom of the die cavity, a movable groove is formed in the lower die, a bag cavity is movably connected to the inner part of the movable groove, an extrusion spring is movably connected to the outer side of the bag cavity, a movable block is movably connected to the outer side of the extrusion spring, a connecting spring is movably connected to the outer side of the movable block, and a limiting block is fixedly connected to the outer side of the inclined ejection body, the top of the lower die is movably connected with an upper die.
The bottom swing joint in die cavity has the breather pipe, the left side swing joint of breather pipe has the heating chamber, the left side swing joint in heating chamber has pneumatic motor, pneumatic motor's left side swing joint has the motor, the outside fixed mounting in heating chamber has heating device, the outside swing joint in heating chamber has the temperature sensing conductor, the outside fixed mounting of breather pipe has cold temperature piece, the outside fixed mounting in heating chamber has hot temperature piece, the inside swing joint of breather pipe has the pneumatic valve.
As optimization, the switch has two, and left side switch control motor, the inside fixed mounting of movable block has the magnetic block, and the equal swing joint in both ends of connecting spring has the magnetic block, and magnetic block and right side switch electric connection, switch and power electric connection press the left button switch of box this moment for the motor drives pneumatic motor work.
As optimization, the inclined top body and the horizontal plane form an included angle of forty-five degrees, and two ends of the inclined top body are fixedly connected with limiting blocks.
As optimization, the opposite face magnetic pole of the magnetic block at the two ends of the connecting spring is the same, the capsule cavity is made of rubber, liquid is filled in the capsule cavity, the connecting spring is stretched at the moment, the movable block is pushed to extrude the capsule cavity, the capsule cavity enters the die cavity, the die and the part can be demoulded, the operation is simple, and adhesion is avoided.
And optimally, the diameter of the movable block is the diameter of the movable groove, and the movable groove is formed in the outer side of the die cavity.
Preferably, the vent pipe is located inside the lower mold, and the pneumatic motor is located on the back of the vent pipe.
As the optimization, the motor is pegged graft in the inside of pneumatic motor, and pneumatic motor is connected with the motor electricity, and pneumatic motor blows to the inside of breather pipe, and heating device work simultaneously heats the inside gas in heating chamber, and when heating twenty degrees, the temperature at this moment can make the inside part of mould not at the adhesion, also can not melt simultaneously.
Preferably, the air valve is electrically connected with the output end of the temperature sensing conductor, the temperature sensing conductor is electrically connected with the cold temperature sheet and the hot temperature sheet, the output end of the temperature sensing conductor generates voltage to open the air valve, the button switch on the right side of the box body is pressed, and the connecting spring is stretched.
An ejection method of a fixed die inclined ejection structure of a plastic die comprises the following specific steps:
s1, when the device works, the lower die is separated from the upper die, the inclined top body works, due to the limit of the die structure and space, the reverse buckle cannot be arranged on the inclined top or the slide, so that the holding force of the die to a product is larger, and when the ejection mechanism finally ejects the product, the product is adhered to the die, and the stress of the ejected product is unbalanced, so that the product is deformed or partially damaged;
s2, pressing a button switch on the left side of the box body at the moment to enable the motor to drive the pneumatic motor to work, blowing air into the air pipe by the pneumatic motor, and heating the air in the heating cavity by the heating device when the heating device works;
s3, when the mold is heated to twenty degrees, the temperature can ensure that parts in the mold are not adhered and can not melt at the same time, and the output end of the temperature sensing conductor generates voltage to open the air valve;
s4, pressing a button switch on the right side of the box body at the moment, wherein two ends of the connecting spring are movably connected with magnetic blocks, the magnetic blocks are electrically connected with the right-side switch, the switch is electrically connected with a power supply, and the connecting spring is stretched at the moment;
s5, the movable block is pushed to extrude the capsule cavity, so that the capsule cavity enters the die cavity, the die and the part can be demoulded, the operation is simple, and adhesion is avoided.
The invention has the beneficial effects that: this plastic mold cover half pushes up ejecting structure and ejecting method to one side uses through the cooperation of heating chamber and temperature sensing conductor for the gas that blows off pneumatic motor heats, makes the part gapped with the place of mould contact, and the gaseous temperature of simultaneous control avoids the part high temperature to melt, makes the device accomplish the drawing of patterns through the bag chamber simultaneously, easy operation, and convenient to use can be complete demolds, can not influence the quality of product, improves work efficiency.
Drawings
FIG. 1 is a schematic view of the exterior of the mold box of the present invention;
FIG. 2 is a schematic view of the present invention;
FIG. 3 is a schematic view of the internal three-dimensional structure of the pitched roof of the present invention;
FIG. 4 is a schematic view of the internal structure of the lower mold of the present invention;
FIG. 5 is an enlarged partial view of portion A of FIG. 4 according to the present invention;
fig. 6 is a left side view of the ventilation pipe of the present invention.
In the figure: 1. a box body; 2. a lower die; 3. a mold cavity; 4. a switch; 5. a lifter body; 6. a sloping base; 7. a chute; 8. a pitched roof guide block; 9. a fixing plate; 10. an outlet; 11. a movable groove; 12. a capsule cavity; 13. a compression spring; 14. a movable block; 15. a connecting spring; 16. a limiting block; 17. an upper die; 18. a breather pipe; 19. a heating cavity; 20. a pneumatic motor; 21. a motor; 22. a heating device; 23. a temperature sensing conductor; 24. cooling and heating the slices; 25. a hot temperature piece; 26. and (4) an air valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a fixed die inclined top ejecting structure of a plastic die comprises a box body 1, a lower die 2 is fixedly arranged in the box body 1, a die cavity 3 is arranged in the lower die 2, a switch 4 is movably connected to the outside of the box body 1, two switches 4 are provided, a left switch 4 controls a motor 21, a magnetic block is fixedly arranged in a movable block 14, two ends of a connecting spring 15 are movably connected with the magnetic block, the magnetic block is electrically connected with a right switch 4, the switch 4 is electrically connected with a power supply, at the moment, a button switch 4 on the left side of the box body 1 is pressed down, so that the motor 21 drives a pneumatic motor 20 to work, an inclined top body 5 is movably connected in the lower die 2, the inclined top body 5 forms a forty-five degree included angle with the horizontal plane, two ends of the inclined top body 5 are fixedly connected with limit blocks 16, the bottom of the inclined top body 5 is movably connected with an inclined base 6, a chute 7 is arranged in the inclined base 6, the outside of the pitched roof body 5 is movably connected with a pitched roof guide block 8.
The bottom of the inclined base 6 is movably connected with a fixed plate 9, the bottom of the die cavity 3 is movably connected with an outlet 10, the interior of the lower die 2 is provided with a movable groove 11, the diameter of a diameter movable block 14 of the movable groove 11 is larger than the diameter of the movable groove 11, the movable groove 11 is arranged on the outer side of the die cavity 3, the interior of the movable groove 11 is movably connected with a capsule cavity 12, the outer side of the capsule cavity 12 is movably connected with an extrusion spring 13, the outer side of the extrusion spring 13 is movably connected with a movable block 14, the outer side of the movable block 14 is movably connected with a connecting spring 15, the magnetic poles of the opposite surfaces of the magnetic blocks at the two ends of the connecting spring 15 are the same, the capsule cavity 12 is made of rubber material, the interior of the capsule cavity 12 is filled with liquid, at the moment, the connecting spring 15 is stretched to push the movable block 14 to extrude the capsule cavity 12, so that the capsule cavity 12 enters the interior of the die cavity 3, demoulding of the die and parts can be completed, the operation is simple, the adhesion is avoided, the outer side of the inclined top body 5 is fixedly connected with a limit block 16, the top of the lower die 2 is movably connected with an upper die 17.
Referring to fig. 1-6, a vent pipe 18 is movably connected to the bottom of the mold cavity 3, the vent pipe 18 is located inside the lower mold 2, a pneumatic motor 20 is located on the back of the vent pipe 18, a heating cavity 19 is movably connected to the left side of the vent pipe 18, a pneumatic motor 20 is movably connected to the left side of the heating cavity 19, a motor 21 is movably connected to the left side of the pneumatic motor 20, the motor 21 is inserted inside the pneumatic motor 20, the pneumatic motor 20 is electrically connected to the motor 21, the pneumatic motor 20 blows air into the vent pipe 18, a heating device 22 works to heat the air inside the heating cavity 19, when twenty degrees are heated, the temperature can prevent the parts inside the mold from being adhered and also from being melted, a heating device 22 is fixedly installed on the outer side of the heating cavity 19, a temperature sensing conductor 23 is movably connected to the outer side of the heating cavity 19, a cold-warm sheet 24 is fixedly installed on the outer side of the vent pipe 18, the outer side of the heating cavity 19 is fixedly provided with a hot temperature piece 25, the inside of the vent pipe 18 is movably connected with an air valve 26, the air valve 26 is electrically connected with the output end of the temperature sensing conductor 23, the temperature sensing conductor 23 is electrically connected with the cold temperature piece 24 and the hot temperature piece 25, at this time, the output end of the temperature sensing conductor 23 generates voltage to open the air valve 26, at this time, the button switch 4 on the right side of the box body 1 is pressed, and at this time, the connecting spring 15 is stretched.
An ejection method of a fixed die inclined ejection structure of a plastic die comprises the following specific steps:
s1, when the device works, the lower die 2 is separated from the upper die 17, at the moment, the inclined top body 5 works, due to the limit of the die structure and space, the reverse buckle cannot be arranged on the inclined top or the slide, so that the holding force of the die to a product is larger, and further, when the ejection mechanism finally ejects the product, the product is adhered to the die, and the stress of the ejected product is unbalanced, so that the product is deformed or partially damaged;
s2, at the moment, the button switch 4 on the left side of the box body 1 is pressed, so that the motor 21 drives the pneumatic motor 20 to work, the pneumatic motor 20 blows air into the air pipe 18, and meanwhile, the heating device 22 works to heat the air in the heating cavity 19;
s3, when the mold is heated to twenty degrees, the temperature can ensure that parts in the mold are not adhered and can not melt at the same time, and the output end of the temperature sensing conductor 23 generates voltage to open the air valve 26;
s4, pressing the button switch 4 on the right side of the box body 1, wherein the two ends of the connecting spring 15 are movably connected with magnetic blocks which are electrically connected with the right switch 4, the switch 4 is electrically connected with a power supply, and the connecting spring 15 is stretched;
s5, pushing the movable block 14 to extrude the capsule cavity 12, so that the capsule cavity 12 enters the die cavity 3, the die and the part can be demoulded, the operation is simple, and adhesion is avoided.
To sum up, the fixed die inclined ejection structure and the ejection method of the plastic die are used by matching the heating cavity 19 with the temperature sensing conductor 23, so that gas blown out of the pneumatic motor 20 is heated, a gap is reserved at a place where a part is contacted with the die, the temperature of the gas is controlled to avoid the melting of the part due to overhigh temperature, and the die can be completely ejected by the device through the bag cavity 12.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (9)
1. The utility model provides a plastic mold cover half pushes up ejecting structure to one side, includes box (1), its characterized in that: the inner part of the box body (1) is fixedly provided with a lower die (2), the inner part of the lower die (2) is provided with a die cavity (3), the outer part of the box body (1) is movably connected with a switch (4), the inner part of the lower die (2) is movably connected with an inclined top body (5), the bottom of the inclined top body (5) is movably connected with an inclined base (6), the inner part of the inclined base (6) is provided with a chute (7), the outer part of the inclined top body (5) is movably connected with an inclined top guide block (8), the bottom of the inclined base (6) is movably connected with a fixed plate (9), the bottom of the die cavity (3) is movably connected with an outlet (10), the inner part of the lower die (2) is provided with a movable groove (11), the inner part of the movable groove (11) is movably connected with a bag cavity (12), the outer side of the bag cavity (12) is movably connected with an extrusion spring (13), the outer side of the extrusion spring (13) is movably connected with a movable block (14), the outer side of the movable block (14) is movably connected with a connecting spring (15), the outer side of the inclined ejection body (5) is fixedly connected with a limiting block (16), and the top of the lower die (2) is movably connected with an upper die (17);
the bottom swing joint of die cavity (3) has breather pipe (18), the left side swing joint of breather pipe (18) has heating chamber (19), the left side swing joint of heating chamber (19) has pneumatic motor (20), the left side swing joint of pneumatic motor (20) has motor (21), the outside fixed mounting of heating chamber (19) has heating device (22), the outside swing joint of heating chamber (19) has temperature sensing conductor (23), the outside fixed mounting of breather pipe (18) has cold temperature piece (24), the outside fixed mounting of heating chamber (19) has hot temperature piece (25), the inside swing joint of breather pipe (18) has pneumatic valve (26).
2. The fixed die inclined top ejection structure of the plastic die as claimed in claim 1, wherein: switch (4) have two, left side switch (4) control motor (21), and the inside fixed mounting of movable block (14) has the magnetic block, and the equal swing joint in both ends of connecting spring (15) has the magnetic block, magnetic block and right side switch (4) electric connection, switch (4) and power electric connection.
3. The fixed die inclined top ejection structure of the plastic die as claimed in claim 1, wherein: the angle between the pitched roof body (5) and the horizontal plane is forty-five degrees, and the two ends of the pitched roof body (5) are fixedly connected with limit blocks (16).
4. The fixed die inclined top ejection structure of the plastic die as claimed in claim 2, wherein: the opposite surfaces of the magnetic blocks at the two ends of the connecting spring (15) have the same magnetic poles, the capsule cavity (12) is made of rubber, and liquid is filled in the capsule cavity (12).
5. The fixed die inclined top ejection structure of the plastic die as claimed in claim 1, wherein: the diameter of the diameter movable block (14) of the movable groove (11) is larger than that of the movable block, and the movable groove (11) is formed in the outer side of the die cavity (3).
6. The fixed die inclined top ejection structure of the plastic die as claimed in claim 1, wherein: the air pipe (18) is positioned inside the lower die (2), and the pneumatic motor (20) is positioned on the back of the air pipe (18).
7. The fixed die inclined top ejection structure of the plastic die as claimed in claim 1, wherein: the motor (21) is inserted in the pneumatic motor (20), and the pneumatic motor (20) is electrically connected with the motor (21).
8. The fixed die inclined top ejection structure of the plastic die as claimed in claim 1, wherein: the air valve (26) is electrically connected with the output end of the temperature sensing conductor (23), and the temperature sensing conductor (23) is electrically connected with the cold temperature sheet (24) and the hot temperature sheet (25).
9. The fixed die pitched roof ejecting structure of the plastic die as claimed in claim 1, wherein the ejecting method of the fixed die pitched roof ejecting structure of the plastic die is as follows:
s1, when the device works, the lower die (2) is separated from the upper die (17), the inclined ejection body (5) works, due to the limitation of the die structure and space, the reverse buckle cannot be ejected out of the inclined ejection or the slide, so that the holding force of the die to a product is larger, and further, when the ejection mechanism finally ejects the product, the product is deformed or partially damaged due to unbalanced stress of the ejected product because the product is adhered to the die;
s2, pressing the button switch (4) on the left side of the box body (1) at the moment to enable the motor (21) to drive the pneumatic motor (20) to work, blowing air into the air pipe (18) by the pneumatic motor (20), and simultaneously heating the air in the heating cavity (19) by the heating device (22) working;
s3, when the mold is heated to twenty degrees, the temperature can ensure that parts in the mold are not adhered and can not melt at the same time, and the output end of the temperature sensing conductor (23) generates voltage to open the air valve (26);
s4, pressing the button switch (4) on the right side of the box body (1), wherein two ends of the connecting spring (15) are movably connected with magnetic blocks, the magnetic blocks are electrically connected with the switch (4) on the right side, the switch (4) is electrically connected with a power supply, and the connecting spring (15) is stretched at the moment;
s5, the movable block (14) is pushed to extrude the capsule cavity (12), so that the capsule cavity (12) enters the die cavity (3), the die and the part can be demoulded, the operation is simple, and adhesion is avoided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111231912.6A CN113954319A (en) | 2021-10-22 | 2021-10-22 | Fixed die inclined ejection structure and ejection method of plastic die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111231912.6A CN113954319A (en) | 2021-10-22 | 2021-10-22 | Fixed die inclined ejection structure and ejection method of plastic die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113954319A true CN113954319A (en) | 2022-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111231912.6A Pending CN113954319A (en) | 2021-10-22 | 2021-10-22 | Fixed die inclined ejection structure and ejection method of plastic die |
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| CN (1) | CN113954319A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116572472A (en) * | 2023-05-31 | 2023-08-11 | 河间市鑫华财注塑厂 | Injection molding die for plastic valve handle |
-
2021
- 2021-10-22 CN CN202111231912.6A patent/CN113954319A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116572472A (en) * | 2023-05-31 | 2023-08-11 | 河间市鑫华财注塑厂 | Injection molding die for plastic valve handle |
| CN116572472B (en) * | 2023-05-31 | 2024-06-14 | 东莞市恒泽利塑胶模具制品有限公司 | Injection molding die for plastic valve handle |
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Application publication date: 20220121 |
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