CN215550705U

CN215550705U - Die linkage structure suitable for long core-pulling stroke

Info

Publication number: CN215550705U
Application number: CN202121425655.5U
Authority: CN
Inventors: 黄红伟
Original assignee: Hangzhou Kaimei Mold Co ltd
Current assignee: Hangzhou Kaimei Mold Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-01-18
Anticipated expiration: 2031-06-25

Abstract

The utility model discloses a die linkage structure suitable for long core-pulling stroke, which relates to the technical field of die production and comprises a fixed die component and a movable die component, wherein one side of the fixed die component is fixedly connected with the movable die component, the fixed die component comprises a fixed die, a first air cavity is arranged in the inner wall of the fixed die, and the top of the fixed die is provided with a filling port and a vent hole, a hot air fan positioned on the movable die component can heat external air and then introduce the heated air into the first air cavity and a second air cavity when the device performs injection molding work, so that the fixed die component and the movable die component forming cavity which perform injection molding work for the first time can be preheated, raw materials in a molten state are prevented from being adhered, a push block arranged in the fixed die component can push a formed product out of the die cavity under the driving of a push rod when the movable die and the fixed die are separated after the injection molding is completed, a worker can take out the product conveniently, and the continuity of the demolding process and the product taking is high, time and labor are saved, and the working efficiency is improved.

Description

Die linkage structure suitable for long core-pulling stroke

Technical Field

The utility model relates to the technical field of mold production, in particular to a mold linkage structure suitable for long core pulling stroke.

Background

The mould is a mould and a tool for obtaining a required product by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production, in short, the mould is a tool for manufacturing a formed article, the tool is composed of various parts, different moulds are composed of different parts, the processing of the appearance of the article is realized mainly by changing the physical state of the formed material, and the mould is called as an 'industrial mother'.

But the mould generally has two separately step of going on when the die sinking, including opening separation of movable mould board and cover half to and artifical manual will take out the shaping product, because two steps are separately gone on, the continuity of production is not high, and wasted the time of opening, compound die, its production efficiency remains the improvement, in addition, because the lower raw materials that leads to under the molten condition of mould inner chamber temperature easily takes place to glue with the mould inner chamber when the mould carries out injection moulding product for the first time, cause product quality not good, can't carry out normal drawing of patterns even, lead to the damage of mould.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a die linkage structure suitable for long core-pulling process, which solves the problems of low continuity in the demolding process, large time consumption, reduction in production efficiency and product quality reduction caused by low temperature in the die injection molding process.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a be fit for long mould linkage structure of stroke of loosing core, includes cover half subassembly and movable mould subassembly, one side fixedly connected with movable mould subassembly of cover half subassembly, the cover half subassembly includes the cover half, set up first wind chamber in the inner wall of cover half, and the top has seted up sprue and ventilative mouthful, the sprue is linked together with the inside of cover half, ventilative mouthful is linked together with the inside in first wind chamber, two spacing grooves have been seted up to the inside lateral wall of cover half, two the spacing groove distributes from top to bottom, and the equal sliding connection in inside of spacing groove has the ejector pad, a lateral wall fixedly connected with push rod of ejector pad, the spring has been cup jointed to the outer wall of push rod.

Furthermore, the internal structure size of the limiting groove is matched with the pushing block.

Further, the movable mould subassembly includes the movable mould, the second wind chamber has been seted up to the inner wall of movable mould, and the connector has all been seted up to upper and lower both sides of a movable mould lateral wall, the one end of connector all is linked together with the inside in second wind chamber, the connecting hole with connector looks adaptation is seted up to a lateral wall of cover half.

Further, the bottom sliding connection of movable mould subassembly has the base, the fixed slide rail that is provided with in top of base, and top one side sliding connection of base has the kicking block, cover half subassembly fixed connection is between movable mould subassembly and kicking block.

Furthermore, the upper end and the lower end of the side wall of the movable mold assembly and the top block are fixedly connected with linkage rods, the outer walls of the two linkage rods are connected with sliding sleeves in a sliding mode, and the sliding sleeves are fixedly arranged on the outer wall of one side of the fixed mold assembly.

Furthermore, an air heater is fixedly connected to one side wall of the movable mold component, an air delivery pipe of the air heater is communicated with the inside of the second air cavity, an electric telescopic rod is fixedly connected to one end of the base, and the telescopic end of the electric telescopic rod is fixedly connected to the side wall of the movable mold component.

Advantageous effects

The utility model provides a die linkage structure suitable for long core pulling stroke. Compared with the prior art, the method has the following beneficial effects:

1. the utility model provides a be fit for long mould linkage structure of stroke of loosing core, including cover half subassembly and movable mould subassembly, one side fixedly connected with movable mould subassembly of cover half subassembly, the cover half subassembly includes the cover half, set up first wind chamber in the inner wall of cover half, and the top has seted up sprue gate and ventilative mouthful, the sprue gate is linked together with the inside of cover half, ventilative mouthful is linked together with the inside in first wind chamber, two spacing grooves have been seted up to the inside lateral wall of cover half, two spacing grooves are upper and lower distributions, and the equal sliding connection in inside of spacing groove has the ejector pad, the spring has been cup jointed to the outer wall of push rod, the device is located the air heater on the movable mould subassembly and can let in first wind chamber and second wind chamber after the outside air heating when carrying out injection molding work, thereby the cover half subassembly and the movable mould subassembly shaping chamber that carry out injection molding work for the first time can be preheated, avoid causing raw materials under the molten state to glue even because the die cavity temperature is low, A decrease in product quality occurs.

2. The utility model provides a be fit for long mould linkage structure of stroke of loosing core, the ejector pad that sets up in the cover half subassembly can push out the die cavity with the product that the shaping was accomplished under the drive of movable mould push rod when the movable mould separates with the cover half after the completion of moulding plastics, and the staff of being convenient for takes out the product, and the drawing of patterns process is high with getting the product coherence, and labour saving and time saving has improved work efficiency.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional view of a stationary mold assembly according to the present invention;

FIG. 3 is a schematic cross-sectional view of a movable mold assembly according to the present invention.

In the figure: 1. a stationary die assembly; 101. fixing a mold; 102. a first air chamber; 103. a material injection port; 104. a ventilation opening; 105. a limiting groove; 106. a push block; 107. a push rod; 108. a spring; 2. a movable die assembly; 201. moving the mold; 202. a second air chamber; 203. a connector; 3. a base; 4. a slide rail; 5. a top block; 6. a linkage rod; 7. a sliding sleeve; 8. a hot air blower; 9. an electric telescopic rod.

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, the present invention provides a technical solution: a die linkage structure suitable for long core-pulling stroke comprises a fixed die component 1 and a movable die component 2, wherein one side of the fixed die component 1 is fixedly connected with the movable die component 2, the bottom of the movable die component 2 is slidably connected with a base 3, the top of the base 3 is fixedly provided with a slide rail 4, and one side of the top of the base 3 is connected with an ejector block 5 in a sliding way, the fixed die component 1 is fixedly connected between the movable die component 2 and the ejector block 5, the upper and lower ends of the side walls of the movable die component 2 and the ejector block 5 are both fixedly connected with a linkage rod 6, and the outer walls of the two linkage rods 6 are all slidably connected with a sliding sleeve 7, the sliding sleeve 7 is fixedly arranged on the outer wall of one side of the fixed die assembly 1, one side wall of the movable die assembly 2 is fixedly connected with an air heater 8, the air delivery pipe of the air heater 8 is communicated with the inside of the second air cavity 202, one end of the base 3 is fixedly connected with an electric telescopic rod 9, and the telescopic end of the electric telescopic rod 9 is fixedly connected with the side wall of the movable die assembly 2.

Referring to fig. 2-3, the fixed mold assembly 1 comprises a fixed mold 101, a first air chamber 102 is formed in the inner wall of the fixed mold 101, and the top part is provided with a feeding port 103 and a ventilation port 104, the feeding port 103 is communicated with the inside of the fixed mold 101, the ventilation port 104 is communicated with the inside of the first air cavity 102, one side wall of the inside of the fixed mold 101 is provided with two limiting grooves 105, the two limiting grooves 105 are distributed up and down, and the inner part of the limit groove 105 is connected with a push block 106 in a sliding way, one side wall of the push block 106 is fixedly connected with a push rod 107, the outer wall of the push rod 107 is sleeved with a spring 108, the inner structure size of the limit groove 105 is matched with the push block 106, the movable mould component 2 comprises a movable mould 201, the inner wall of the movable mould 201 is provided with a second air cavity 202, and the connector 203 has all been seted up to upper and lower both sides of a lateral wall of movable mould 201, and the one end of connector 203 all is linked together with the inside of second wind chamber 202, and the connecting hole with connector 203 looks adaptation is seted up to a lateral wall of cover half 101.

When the device is used, firstly, the electric telescopic rod 9 is started to push the movable mold 201 to push towards the left side along the slide rail 4 on the base 3, the connector 203 on the left side wall of the movable mold 201 is connected with the connecting hole on the side wall of the fixed mold 101, the movable mold 201 is pushed by the electric telescopic rod 9 to be tightly attached to the fixed mold 101, then the hot air blower 8 is started before raw materials are injected, the hot air blower 8 heats external air and then enters the second air cavity 202 to gradually circulate into the first air cavity 102 to heat the inner wall of the air cavity, the heat of the inner walls of the fixed mold 101 and the movable mold 201 is increased under the heat transfer action of the first air cavity 102 and the second air cavity 202, then the raw materials in a molten state are added into the mold through the injection port 103, the product is cooled for a period of time to be subjected to demolding, the electric telescopic rod 9 is started again to pull the movable mold 201 and the linkage rod 6 is synchronously pulled to pull the top block 5 to move towards the right side along the slide rail 4, the push rod 107 pushes the push block 106 to move along the inner cavity of the fixed die 101, so that a product in the fixed die 101 is pushed out by the push block 106, the product is taken out, the die is closed again after demolding is finished, the push block 106 enters the limiting groove 105 again, and a complete cavity is formed in the fixed die 101.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be fit for long mould linkage structure of stroke of loosing core, includes cover half subassembly (1) and movable mould subassembly (2), one side fixedly connected with movable mould subassembly (2) of cover half subassembly (1), its characterized in that: the fixed die assembly (1) comprises a fixed die (101), a first air cavity (102) is formed in the inner wall of the fixed die (101), a filling opening (103) and a ventilation opening (104) are formed in the top of the fixed die (101), the filling opening (103) is communicated with the inside of the fixed die (101), the ventilation opening (104) is communicated with the inside of the first air cavity (102), two limiting grooves (105) are formed in one side wall of the inside of the fixed die (101), the two limiting grooves (105) are distributed vertically, a push block (106) is connected to the inside of each limiting groove (105) in a sliding mode, a push rod (107) is fixedly connected to one side wall of the push block (106), and a spring (108) is sleeved on the outer wall of the push rod (107).

2. The mold linkage structure suitable for the long core-pulling stroke according to claim 1, characterized in that: the inner structure size of the limiting groove (105) is matched with that of the push block (106).

3. The mold linkage structure suitable for the long core-pulling stroke according to claim 1, characterized in that: movable mould subassembly (2) are including movable mould (201), second wind chamber (202) have been seted up to the inner wall of movable mould (201), and connector (203) have all been seted up to upper and lower both sides of a movable mould (201) lateral wall, the one end of connector (203) all is linked together with the inside of second wind chamber (202), the connecting hole with connector (203) looks adaptation is seted up to a lateral wall of cover half (101).

4. The mold linkage structure suitable for the long core-pulling stroke according to claim 3, characterized in that: the bottom sliding connection of movable mould subassembly (2) has base (3), the fixed slide rail (4) that is provided with in top of base (3), and top one side sliding connection of base (3) has kicking block (5), cover half subassembly (1) fixed connection is between movable mould subassembly (2) and kicking block (5).

5. The mold linkage structure suitable for the long core-pulling stroke according to claim 4, characterized in that: the upper and lower ends of the side wall of the movable mold component (2) and the ejector block (5) are fixedly connected with linkage rods (6), the outer walls of the two linkage rods (6) are connected with sliding sleeves (7) in a sliding mode, and the sliding sleeves (7) are fixedly arranged on the outer wall of one side of the fixed mold component (1).

6. The mold linkage structure suitable for the long core-pulling stroke according to claim 4, characterized in that: fixedly connected with air heater (8) on the lateral wall of movable mould subassembly (2), the gas-supply pipe of air heater (8) is linked together with the inside of second wind chamber (202), the one end fixedly connected with electric telescopic handle (9) of base (3), the flexible end fixed connection of electric telescopic handle (9) is on the lateral wall of movable mould subassembly (2).