CN212400224U - Novel quick exhaust mechanism of injection mold - Google Patents
Novel quick exhaust mechanism of injection mold Download PDFInfo
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- CN212400224U CN212400224U CN202020421662.7U CN202020421662U CN212400224U CN 212400224 U CN212400224 U CN 212400224U CN 202020421662 U CN202020421662 U CN 202020421662U CN 212400224 U CN212400224 U CN 212400224U
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Abstract
The utility model discloses an injection mold's novel quick exhaust mechanism, concretely relates to injection mold field, including the cover half of moulding plastics, the movable mould of moulding plastics, fixed plate and thimble board of moulding plastics, the left and right sides embedding of the cover half of moulding plastics is installed and is leaned on exhaust mechanism, and the top surface fixed mounting of thimble board has hollow ejector pin and the kicking block of ventilating, and side exhaust mechanism includes exhaust piston and trachea push rod, and the surface of the profile cavity wall and the outside of the cover half of moulding plastics have been seted up respectively and have been rolled back smooth chamber and ejecting smooth chamber. The utility model discloses an utilize hollow exhaust piston and trachea push rod intercommunication die cavity and external air current environment of moulding plastics, the inside a large amount of air currents of die cavity are discharged through exhaust piston and trachea push rod, and can automatic ejecting exhaust piston along with the packing injection molding material of injection molding material roll back, it is pleasing to the eye to prevent that exhaust piston from producing the indenture on the injection molding surface and influencing the product, and prevent that the injection molding material from blockking up the gas pocket of exhaust piston side, need not to carry out clearance afterwards, simplify the production step, improve production efficiency.
Description
Technical Field
The utility model relates to an injection mold technical field, more specifically say, the utility model specifically is an injection mold's novel quick exhaust mechanism.
Background
The mould machine is a tool for forming articles, the tool is composed of various parts, different moulds are composed of different parts, the processing of the appearance of the articles is realized mainly by changing the physical state of the formed material, the injection mould is a tool for producing plastic products and also a tool for endowing the plastic products with complete structure and accurate size, the injection moulding is a processing method used when producing some parts with complex shapes in batches, in particular, the plastic melted by heating is injected into a mould cavity at high pressure by an injection moulding machine, a formed product is obtained after cooling and solidification, when the melted plastic enters the mould cavity, the mould filling is not full due to the air in the mould cavity, so that the products are provided with air holes, the air holes must be arranged on the mould cavity, and the existing injection mould is generally directly provided with the air holes or air exhaust needles for exhausting.
When the injection mold fills the mould, the injection molding material constantly pours into, until filling up whole die cavity of moulding plastics, and fill or block up the exhaust hole of die cavity inner wall, lead to the exhaust hole to block up, the exhaust efficiency is low, can not carry out the complete injection molding until every exhaust hole accomplishes the shutoff, and then can bring the overlap for the product with the exhaust needle and influence the product pleasing to the eye, in addition every time when the thimble is ejecting to the finished product, because the shutoff of exhaust hole, the finished product produces the negative pressure cavity between the die cavity and the mould inner wall when breaking away from the die cavity, because the effect of atmospheric pressure, make the mould be difficult to take out, drawing of patterns efficiency is slow and fragile work piece causes the flaw, the completion of moulding plastics at every time all will clear up the.
Therefore, it is desirable to provide a new fast exhaust mechanism for an injection mold.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the embodiment of the utility model provides a novel rapid exhaust mechanism of an injection mold, which realizes an airflow environment by communicating an injection mold cavity with an external environment through a hollow exhaust piston and an air pipe push rod, prevents the exhaust piston from generating dents on the surface of an injection molding part to influence the attractiveness of a product, prevents an injection molding material from blocking an air hole on the side surface of the exhaust piston, does not need to be cleaned afterwards, simplifies production steps and improves production efficiency; in addition, the air flow environment is realized by communicating the injection molding cavity with the external environment through the ventilating ejector block and the hollow ejector rod, so that a negative pressure cavity is prevented from being generated between an injection molding part and the inner wall of the mold during ejection or high-pressure air flow is prevented from being blown into the hollow ejector rod, the demolding efficiency is improved, and the problems in the background art are solved.
In order to achieve the above object, the utility model provides a following technical scheme: a novel rapid exhaust mechanism of an injection mold comprises an injection fixed mold, an injection movable mold, an injection fixed plate and an ejector plate, the bottom surface of the injection molding fixed plate is fixedly connected with the top surface of the injection molding movable die, the injection molding pipelines are fixedly arranged inside the injection molding movable die and the injection molding fixed plate, the top surface of the injection molding fixed plate is provided with an injection molding nozzle, the injection molding fixed die and the injection molding movable die are internally provided with an injection molding cavity and a cavity wall, the left side and the right side of the injection fixed die are embedded with side exhaust mechanisms, the end parts of the side exhaust mechanisms are fixedly connected with air-permeable end covers, the top surface of the ejector plate is fixedly provided with a hollow ejector rod, the bottom surface of the injection fixed die is provided with a vertical through hole, and a linear bearing is fixedly arranged in the vertical through hole, the linear bearing is sleeved on the outer side of the hollow ejector rod in a sliding manner, the top end of the hollow ejector rod penetrates through the top surface of the injection molding fixed die and extends to the inside of the injection molding cavity to be fixedly connected with a ventilation ejector block;
the side exhaust mechanism includes exhaust piston and trachea push rod, the surface in type chamber wall and the outside of the cover half of moulding plastics have been seted up respectively and have been rolled back smooth chamber and ejecting smooth chamber, it has seted up the intercommunication through-hole to roll back between smooth chamber and the ejecting smooth chamber, the outside of exhaust piston and trachea push rod respectively with the inner wall sliding connection who rolls back smooth chamber and intercommunication through-hole, the bleeder vent has been seted up on ventilative end cover surface, ejecting smooth chamber is linked together through the outside of bleeder vent and the cover half of moulding plastics.
In a preferred embodiment, the exhaust piston and the air pipe push rod are of a hollow structure, a plurality of exhaust through holes are formed in the surface of the exhaust piston and are uniformly distributed, and two ends of the air pipe push rod are respectively communicated with the exhaust through holes and the inner part of the ejection sliding cavity.
In a preferred embodiment, the size of the retraction sliding cavity is matched with the size of the exhaust piston, a push ring is fixedly sleeved at the end of the air pipe push rod, a spring is movably mounted inside the ejection sliding cavity, and two ends of the spring are respectively abutted against one side of the push ring and the inner side of the air-permeable end cover.
In a preferred embodiment, two ends of the injection molding pipeline are respectively communicated with the end part of the injection molding nozzle and the inside of the injection molding cavity, the surface of the cavity wall is of a smooth surface structure, and the top surface of the injection molding fixed die is attached to the bottom surface of the injection molding movable die.
In a preferred embodiment, the bottom surface of the injection molding cavity is provided with a sliding groove matched with the ventilation top block, the size of the sliding groove is matched with that of the ventilation top block, the bottom end of the sliding groove is communicated with the top end of the linear bearing, and the top surface of the ventilation top block and the bottom surface of the injection molding cavity are located on the same horizontal plane.
In a preferred embodiment, the ventilation top block and the hollow ejector rod are of a hollow structure, a plurality of top block vent holes are formed in the surface of the ventilation top block and are uniformly distributed, the surface of the hollow ejector rod is provided with an inverted head close to the bottom end of the hollow ejector rod, and two ends of the hollow ejector rod are respectively communicated with the top block vent holes and the inverted head.
In a preferred embodiment, the length of the hollow ejector rod is greater than the distance between the bottom surface of the injection molding cavity and the bottom surface of the injection molding fixed die, a hydraulic rod is fixedly connected to the bottom surface of the ejector plate, and a pneumatic pump is fixedly connected to the end of the back-off head.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a set up novel side exhaust mechanism, utilize hollow exhaust piston and trachea push rod intercommunication injection mold cavity and external air current environment, a large amount of air currents in the in-process injection mold cavity of moulding plastics are discharged through exhaust piston and trachea push rod, and can automatic liftout exhaust piston along with the packing injection molding material of injection molding material and roll back, prevent that exhaust piston from producing the dent on the injection molding surface and influencing the product pleasing to the eye, and prevent that the injection molding material from blockking up the gas pocket of exhaust piston side, need not to carry out clearance afterwards, simplify the production step, improve production efficiency;
2. the utility model discloses a set up novel kicking block and the hollow ejector pin structure of ventilating, utilize the kicking block of ventilating and hollow ejector pin intercommunication die cavity and external air current environment of moulding plastics, produce the negative pressure cavity between injection molding and the mould inner wall when preventing ejecting, carry out ejecting fast, and the accessible blows in the ejecting messenger injection molding of high-pressure draught cooperation kicking block to hollow ejector pin inside when the kicking block is ejecting fast and breaks away from, improves drawing of patterns efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the side exhaust mechanism of the present invention.
Fig. 3 is a schematic structural view of the ventilating top block and the hollow top rod of the present invention.
Fig. 4 is a schematic structural view of the exhaust piston and the air tube push rod of the present invention.
The reference signs are: 1. injection molding a fixed die; 2. injection molding a movable mold; 3. injection molding a fixing plate; 4. an ejector plate; 5. An injection molding nozzle; 6. injecting a pipeline; 7. injection molding a cavity; 8. a cavity wall; 9. a side exhaust mechanism; 10. a gas-permeable end cap; 11. a venting top block; 12. a hollow ejector rod; 91. an exhaust piston; 92. a retraction slide chamber; 93. A trachea push rod; 94. ejecting out the sliding cavity; 95. a spring; 101. air holes are formed; 111. a top block vent; 121. Reversely pulling the head; 911. an exhaust through hole; 931. and (4) pushing a ring.
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.
As shown in the attached figures 1-4, the novel rapid exhaust mechanism of the injection mold comprises an injection fixed mold 1, an injection movable mold 2, an injection fixed plate 3 and an ejector plate 4, wherein the bottom surface of the injection fixed plate 3 is fixedly connected with the top surface of the injection movable mold 2, an injection pipeline 6 is fixedly arranged inside the injection movable mold 2 and the injection fixed plate 3, an injection nozzle 5 is arranged on the top surface of the injection fixed plate 3, an injection cavity 7 and a cavity wall 8 are arranged inside the injection fixed mold 1 and the injection movable mold 2, side exhaust mechanisms 9 are embedded and arranged on the left side and the right side of the injection fixed mold 1, the end parts of the side exhaust mechanisms 9 are fixedly connected with a breathable end cover 10, a hollow ejector rod 12 is fixedly arranged on the top surface of the ejector plate 4, a vertical through hole is arranged on the bottom surface of the injection fixed mold 1, a linear, the top end of the hollow ejector rod 12 penetrates through the top surface of the injection fixed die 1 and extends to the inside of the injection die cavity 7 to be fixedly connected with a ventilation ejector block 11;
the side exhaust mechanism 9 comprises an exhaust piston 91 and an air pipe push rod 93, a backspacing slide cavity 92 and an ejection slide cavity 94 are respectively arranged on the surface of the cavity wall 8 and the outer side of the injection molding fixed mold 1, a communicating through hole is arranged between the backspacing slide cavity 92 and the ejection slide cavity 94, the outer sides of the exhaust piston 91 and the air pipe push rod 93 are respectively in sliding connection with the backspacing slide cavity 92 and the inner wall of the communicating through hole, an air hole 101 is arranged on the surface of an air permeable end cover 10, and the ejection slide cavity 94 is communicated with the outer side of the injection molding fixed mold 1 through.
The implementation mode is specifically as follows: by arranging the novel side exhaust mechanism 9, the hollow exhaust piston 91 and the air pipe push rod 93 are utilized to communicate the injection molding cavity 7 with the external air flow environment, a large amount of air flow in the injection molding cavity 7 is exhausted through the exhaust piston 91 and the air pipe push rod 93 in the injection molding process, and the injection molding material can be automatically ejected out of the exhaust piston 91 to retreat along with the filling of the injection molding material, so that the exhaust piston 91 is prevented from generating dents on the surface of an injection molding part to influence the attractiveness of a product, the injection molding material is prevented from blocking air holes on the side surface of the exhaust piston 91, the subsequent cleaning is not needed, the production steps are simplified; additionally, the utility model discloses a set up novel kicking block 11 and the structure of hollow ejector pin 12 of ventilating, utilize the kicking block 11 and the hollow ejector pin 12 intercommunication die cavity 7 of moulding plastics and external air current environment of ventilating, produce the negative pressure cavity between injection molding and the mould inner wall when preventing ejecting, carry out ejecting fast, and the accessible blows in high-pressure air current cooperation kicking block ejecting messenger injection molding to hollow ejector pin 12 inside when the kicking block is ejecting breaks away from fast, improves drawing of patterns efficiency.
The exhaust piston 91 and the air pipe push rod 93 are of hollow structures, a plurality of exhaust through holes 911 are formed in the surface of the exhaust piston 91 and are uniformly distributed, and two ends of the air pipe push rod 93 are communicated with the exhaust through holes 911 and the inside of the ejection sliding cavity 94 respectively, so that the injection molding cavity 7 is communicated with the external air flow environment to exhaust air rapidly.
Wherein, the size of returning sliding chamber 92 and exhaust piston 91's size looks adaptation, the fixed ring 931 that has cup jointed of tip of trachea push rod 93, the inside movable mounting of ejecting sliding chamber 94 has spring 95, spring 95's both ends respectively with one side of ring 931 and the inboard mutual butt of ventilative end cover 10, exhaust piston 91 can carry out automatic the back, prevent that exhaust piston 91 from producing the indent on the injection molding surface and influencing the product pleasing to the eye.
Wherein, the both ends of the pipeline 6 of moulding plastics are linked together with the tip of moulding plastics the mouth 5 and the inside of moulding plastics the die cavity 7 respectively, and the surface of die cavity wall 8 is the plain noodles structure, and the top surface of the cover half 1 of moulding plastics is laminated with the bottom surface of the movable mould 2 of moulding plastics each other, realizes the basic structure of moulding plastics, and the die cavity wall 8 of plain noodles structure more does benefit to the quick drawing of patterns of injection molding.
Wherein, the spout with 11 looks adaptations of kicking block 11 of ventilating is seted up to the bottom surface of the die cavity 7 of moulding plastics, the size of spout and the big or small looks adaptations of the kicking block 11 of ventilating, and the spout bottom is linked together with linear bearing's top, and the top surface of the kicking block 11 of ventilating is located same horizontal plane with the bottom surface of the die cavity 7 of moulding plastics, realizes ventilating and receives the back-off of kicking block 11, prevents that the injection molding surface from producing the indent and influence the product pleasing to the eye.
The ventilating ejector block 11 and the hollow ejector rod 12 are of hollow structures, the surface of the ventilating ejector block 11 is provided with a plurality of ejector block air vents 111 which are uniformly distributed, the surface of the hollow ejector rod 12 is provided with an inverted head 121 close to the bottom end of the hollow ejector rod 12, two ends of the hollow ejector rod 12 are respectively communicated with the ejector block air vents 111 and the inverted head 121, the injection molding cavity 7 is communicated with an external air flow environment during ejection, and a negative pressure cavity generated between an injection molding piece and the inner wall of a mold is eliminated.
The length of the hollow ejector rod 12 is larger than the distance between the bottom surface of the injection molding cavity 7 and the bottom surface of the injection molding fixed die 1, the bottom surface of the ejector plate 4 is fixedly connected with a hydraulic rod, the end part of the back-off head 121 is fixedly connected with a pneumatic pump, the type of the hydraulic rod is TFR4S, the type of the pneumatic pump is FY-6H, and the ejection is conveniently and synchronously controlled and is convenient to eject.
The utility model discloses the theory of operation:
the first step is as follows: the injection molding fixed die 1 and the injection molding movable die 2 are pushed by the injection molding fixed plate 3 to be matched, injection molding can be carried out after the matching of the dies is finished, injection molding materials are injected into the injection molding cavity 7 through the injection molding nozzle 5 and the injection molding pipeline 6, the injection molding cavity 7 is communicated with the external air flow environment through the hollow exhaust piston 91 and the air pipe push rod 93, a large amount of air flow in the injection molding cavity 7 is discharged through the exhaust piston 91 and the air pipe push rod 93 in the injection molding process, the injection molding materials can be automatically ejected out of the exhaust piston 91 to retreat along with the filling of the injection molding materials, the exhaust piston 91 is prevented from generating dents on the surface of the injection molding part to influence the attractiveness of products, the injection molding materials are prevented from;
the second step is that: when demoulding is needed, whether an air pressure pump is used for assisting demoulding can be selected according to demoulding difficulty, the output end of the air pressure pump is connected with the hollow ejector rod 12 through the back-pull head 121, the ejector mechanism is started to drag the ejector plate 4 to move, the air pressure pump feeds high-pressure air flow into the hollow ejector rod 12, the high-pressure air flow and the ejector are simultaneously acted on the bottom surface of the injection molding piece, the injection molding piece is separated from the injection molding cavity 7, and the whole injection molding and demoulding work is completed;
the third step: and (4) checking whether the surface of the injection molded part subjected to demolding is provided with an edge mark of the backspacing sliding cavity 92 and the ventilating top block 11 or not, if so, simply polishing by using sand paper, and eliminating the mark.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an injection mold's novel quick exhaust mechanism, includes cover half (1), the movable mould (2) of moulding plastics, fixed plate (3) and thimble board (4) of moulding plastics, the bottom surface of fixed plate (3) of moulding plastics and the top surface fixed connection of the movable mould (2) of moulding plastics, the inside fixed mounting of the movable mould (2) of moulding plastics and fixed plate (3) of moulding plastics has injection moulding pipeline (6), the top surface of the fixed plate (3) of moulding plastics has seted up injection moulding mouth (5), mould plastics cover half (1) and the inside of the movable mould (2) of moulding plastics has seted up injection moulding cavity (7) and cavity wall (8), its characterized in that: the injection molding fixed die is characterized in that side exhaust mechanisms (9) are embedded into the left side and the right side of the injection molding fixed die (1), the end parts of the side exhaust mechanisms (9) are fixedly connected with air-permeable end covers (10), hollow ejector rods (12) are fixedly installed on the top surface of the ejector plate (4), vertical through holes are formed in the bottom surface of the injection molding fixed die (1), linear bearings are fixedly installed in the vertical through holes, the linear bearings are sleeved on the outer sides of the hollow ejector rods (12) in a sliding mode, and the top ends of the hollow ejector rods (12) penetrate through the top surface of the injection molding fixed die (1) and extend to the injection molding cavity (7) and are fixedly connected with;
side exhaust mechanism (9) are including exhaust piston (91) and trachea push rod (93), the surface of die cavity wall (8) and the outside of the cover half (1) of moulding plastics have been seted up respectively and have been rolled back smooth chamber (92) and ejecting smooth chamber (94), the intercommunication through-hole has been seted up between rolling back smooth chamber (92) and ejecting smooth chamber (94), the outside of exhaust piston (91) and trachea push rod (93) respectively with the inner wall sliding connection who rolls back smooth chamber (92) and intercommunication through-hole, bleeder vent (101) have been seted up on ventilative end cover (10) surface, ejecting smooth chamber (94) are linked together through bleeder vent (101) and the outside of the cover half (1) of moulding plastics.
2. The novel rapid exhaust mechanism of the injection mold according to claim 1, characterized in that: the exhaust piston (91) and the air pipe push rod (93) are of hollow structures, a plurality of exhaust through holes (911) are formed in the surface of the exhaust piston (91) and are uniformly distributed, and two ends of the air pipe push rod (93) are respectively communicated with the exhaust through holes (911) and the inside of the ejection sliding cavity (94).
3. The novel rapid exhaust mechanism of the injection mold according to claim 1, characterized in that: the size of backspacing sliding cavity (92) and the size looks adaptation of exhaust piston (91), the fixed cup joint of tip of trachea push rod (93) has push ring (931), the inside movable mounting of ejecting sliding cavity (94) has spring (95), the both ends of spring (95) respectively with push ring (931) one side and the inboard mutual butt of ventilative end cover (10).
4. The novel rapid exhaust mechanism of the injection mold according to claim 1, characterized in that: the both ends of moulding plastics pipeline (6) are linked together with the tip of moulding plastics mouth (5) and the inside of moulding plastics die cavity (7) respectively, the surface of die cavity wall (8) is plain noodles structure, the top surface of the cover half (1) of moulding plastics is laminated with the bottom surface of the movable mould (2) of moulding plastics each other.
5. The novel rapid exhaust mechanism of the injection mold according to claim 1, characterized in that: the bottom surface of the injection molding cavity (7) is provided with a sliding groove matched with the ventilation top block (11), the size of the sliding groove is matched with that of the ventilation top block (11), the bottom end of the sliding groove is communicated with the top end of the linear bearing, and the top surface of the ventilation top block (11) and the bottom surface of the injection molding cavity (7) are located on the same horizontal plane.
6. The novel rapid exhaust mechanism of the injection mold according to claim 1, characterized in that: the ventilation ejector block (11) and the hollow ejector rod (12) are of hollow structures, a plurality of ejector block air holes (111) are formed in the surface of the ventilation ejector block (11) and are uniformly distributed, the surface of the hollow ejector rod (12) is provided with an inverted head (121) close to the bottom end of the hollow ejector rod (12), and two ends of the hollow ejector rod (12) are respectively communicated with the ejector block air holes (111) and the inverted head (121).
7. The novel rapid exhaust mechanism of the injection mold according to claim 6, characterized in that: the length of hollow ejector pin (12) is greater than the distance between the bottom surface of the die cavity (7) of moulding plastics to the bottom surface of the cover half (1) of moulding plastics, the bottom surface fixedly connected with hydraulic stem of thimble board (4), the tip fixedly connected with pneumatic pump of back-pull head (121).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020421662.7U CN212400224U (en) | 2020-03-28 | 2020-03-28 | Novel quick exhaust mechanism of injection mold |
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| CN202020421662.7U CN212400224U (en) | 2020-03-28 | 2020-03-28 | Novel quick exhaust mechanism of injection mold |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112976494A (en) * | 2021-02-11 | 2021-06-18 | 徐朝应 | Injection mold convenient for demolding |
| CN113290772A (en) * | 2021-04-06 | 2021-08-24 | 杭州乐佰隆机械制造有限公司 | Automatic change injection molding machine |
| CN113619085A (en) * | 2021-08-12 | 2021-11-09 | 滁州市经纬模具制造有限公司 | Plastic suction mold ejection mechanism for refrigerator processing and processing technology thereof |
| CN113733526A (en) * | 2021-09-01 | 2021-12-03 | 合肥市尚技体育用品有限公司 | Sports goods mould with air escape structure |
| CN114131812A (en) * | 2021-11-18 | 2022-03-04 | 宣城市健龙橡塑密封件有限公司 | Setting device based on rubber and plastic sealing member production system |
| CN115674604A (en) * | 2022-12-30 | 2023-02-03 | 佛山市顺德区碧森塑料五金有限公司 | Quick demoulding mechanism of injection molding machine |
| CN115742211A (en) * | 2022-11-15 | 2023-03-07 | 井冈山电器有限公司 | A spare part injection mold for intelligent house production is made |
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2020
- 2020-03-28 CN CN202020421662.7U patent/CN212400224U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112976494A (en) * | 2021-02-11 | 2021-06-18 | 徐朝应 | Injection mold convenient for demolding |
| CN113290772A (en) * | 2021-04-06 | 2021-08-24 | 杭州乐佰隆机械制造有限公司 | Automatic change injection molding machine |
| CN113619085A (en) * | 2021-08-12 | 2021-11-09 | 滁州市经纬模具制造有限公司 | Plastic suction mold ejection mechanism for refrigerator processing and processing technology thereof |
| CN113733526A (en) * | 2021-09-01 | 2021-12-03 | 合肥市尚技体育用品有限公司 | Sports goods mould with air escape structure |
| CN114131812A (en) * | 2021-11-18 | 2022-03-04 | 宣城市健龙橡塑密封件有限公司 | Setting device based on rubber and plastic sealing member production system |
| CN115742211A (en) * | 2022-11-15 | 2023-03-07 | 井冈山电器有限公司 | A spare part injection mold for intelligent house production is made |
| CN115742211B (en) * | 2022-11-15 | 2023-09-01 | 井冈山电器有限公司 | A spare part injection mold for intelligent house production and manufacturing |
| CN115674604A (en) * | 2022-12-30 | 2023-02-03 | 佛山市顺德区碧森塑料五金有限公司 | Quick demoulding mechanism of injection molding machine |
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