CN212097345U

CN212097345U - Hot runner injection mold of outside oblique kicking block structure of loosing core

Info

Publication number: CN212097345U
Application number: CN202020431640.9U
Authority: CN
Inventors: 张小华; 黄红伟; 倪坚
Original assignee: Hangzhou Kaimei Mold Co ltd
Current assignee: Hangzhou Kaimei Mold Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-12-08
Anticipated expiration: 2030-03-30

Abstract

The utility model discloses a hot runner injection mold of outside oblique top piece structure of loosing core, the equal fixedly connected with in both ends of fixed mould side slides at the inside spacing post of removal mould, the last fixed surface of fixed mould is connected with the second cylinder, and the output fixedly connected with of second cylinder pushes up the mechanism to one side that the fixed mould is inside to be close to fixed mold core has the diagonal pushing mechanism, one section that pushes up the mechanism to one side that is located fixed mould inside is hugged closely in one side of diagonal pushing mechanism, surface fixedly connected with fixed case under the base, the inside fixedly connected with stop gear of fixed case, the utility model relates to an injection mold technical field. This hot runner injection mold of outside oblique kicking block structure of loosing core can carry out the oblique push to the mould after moulding plastics through pushing up mechanism and oblique pushing mechanism to one side, can make things convenient for product and mold core to separate to compare in prior art, push up the mechanism to one side and can support oblique pushing mechanism.

Description

Hot runner injection mold of outside oblique kicking block structure of loosing core

Technical Field

The utility model relates to an injection mold technical field specifically is a hot runner injection mold of oblique kicking block structure of loosing core in outside.

Background

The mould is a kind of mould and tool which are used in industrial production to obtain the required products by injection moulding, blow moulding, extrusion, die casting or forging forming, smelting, stamping, etc. in short, the mould is a tool for making the formed articles, the tool is composed of various parts, different moulds are composed of different parts, the hot runner is a heating component system which is used in the injection mould and injects the melted plastic particles into the cavity of the mould, the hot runner mould is a brand-new structure which heats the runner and the runner of the traditional mould or the three-plate mould, and the runner do not need to be taken out in each forming.

Chinese patent discloses a hot runner injection mold (publication number: CN 207711261U), the lower part of a fixed plate of the mold is connected with a splitter plate through a feed channel, a sliding plate is arranged at the position of an upper port of the feed channel, one side of the sliding plate is connected with a hydraulic cylinder, a rotating rod and an auxiliary rotating rod are rotatably connected in the splitter plate, stirring rings and rotating rollers are welded on the rotating rod and the auxiliary rotating rod, the splitter plate is fixedly installed with a lower heating plate through a fixed bolt plate, and a feed inlet is matched between the lower heating plate and a mold body.

The existing hot runner injection mold is not easy to fall off due to the fact that the mold core is irregular after injection molding is completed, and the product is easy to adhere to the mold core or hook, and the ejector pin component of the existing mold is easy to loosen, so that the product is easy to slightly deform.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a hot runner injection mold of structure is loosed core to top piece to one side in outside has solved because the mold core is irregular form to lead to the product easily with mold core adhesion or couple, the product is difficult for droing, and the thimble component of current mould is not hard up easily, leads to the product to take place the problem of slight deformation easily.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a hot runner injection mold of an outside inclined ejecting block core pulling structure comprises a base, wherein one end of the upper surface of the base is fixedly connected with a fixed mold, the other end of the upper surface of the base is fixedly connected with a fixed frame, the fixed mold is connected with a fixed mold core in an embedded manner, one side of the fixed frame is provided with a movable mold, a first air cylinder is fixedly connected between the fixed frame and the movable mold, the fixed frame is connected with a movable mold core in an embedded manner, an injection molding pipe is connected between the fixed frame and the movable mold in a penetrating manner, two ends of the side surface of the fixed mold are fixedly connected with limit columns sliding in the movable mold, the upper surface of the fixed mold is fixedly connected with a second air cylinder, the output end of the second air cylinder is fixedly connected with an inclined ejecting mechanism, one side, close to the fixed mold core, in the fixed mold is connected with an inclined pushing mechanism in, the base lower surface fixedly connected with fixed case, the inside fixedly connected with stop gear of fixed case.

Preferably, the inclined ejection mechanism comprises a moving rod, one side of the moving rod is fixedly connected with an inclined pushing block, and the inclined pushing block is tightly attached to one side of the inclined pushing mechanism.

Preferably, one side of the fixed die, which is close to the moving rod, is fixedly connected with a limiting rod, one side of the moving rod, which is far away from the inclined pushing block, is fixedly connected with a loop bar, and the loop bar is sleeved on the outer side of the limiting rod.

Preferably, the inclined pushing mechanism comprises an inclined core pulling body sliding inside the fixed mold core, the inclined core pulling body is located at one end, outside the fixed mold core, of the fixed mold core and a reset spring is fixedly connected between the two ends of the fixed plate and the fixed mold core.

Preferably, an included angle with the same inclination angle is arranged between the return spring and the inclined core pulling and fixed mold core.

Preferably, the limiting mechanism comprises a hydraulic rod fixedly connected inside the fixed box, the output end of the hydraulic rod is fixedly connected with a fan, one end of the upper surface of the fan is fixedly connected with a supporting plate, and one side of the top end of the supporting plate is fixedly connected with a third air cylinder.

Preferably, one side of the output end of the third air cylinder is fixedly connected with a vacuum chuck, and the support plate, the third air cylinder and the vacuum chuck are all located on the lower side of the middle part of the fixed die and the movable die.

Advantageous effects

The utility model provides a hot runner injection mold of structure is loosed core to top piece to one side in outside. Compared with the prior art, the method has the following beneficial effects:

(1) the hot runner injection mold of the outside inclined ejector block core pulling structure is characterized in that a second air cylinder is fixedly connected with the upper surface of a fixed mold, an output end of the second air cylinder is fixedly connected with an inclined ejector mechanism, one side, close to a fixed mold core, of the inside of the fixed mold is slidably connected with an inclined pushing mechanism, the inclined ejector mechanism comprises a moving rod, one side of the moving rod is fixedly connected with an inclined pushing block, the inclined pushing block is tightly attached to one side of the inclined pushing mechanism, one side, close to the moving rod, of the inside of the fixed mold is fixedly connected with a limiting rod, one side, far away from the inclined pushing block, of the moving rod is fixedly connected with a sleeve rod, the sleeve rod is sleeved on the outer side of the limiting rod, the inclined pushing mechanism comprises an inclined core pulling body sliding in the fixed mold core, and reset springs are fixedly connected between the two ends of the fixed plate and the fixed mold core respectively, the device, compared with the prior art, the inclined pushing mechanism can be supported by the inclined pushing mechanism, and the problem that the product is extruded into the mold core to deform due to the fact that the product is extruded by reversely pushing the inclined pushing mechanism when the product is injected is solved.

(2) The hot runner injection mold of the outside inclined ejecting block core pulling structure is characterized in that a fixed box is fixedly connected with the lower surface of a base, a limiting mechanism is fixedly connected inside the fixed box and comprises a hydraulic rod fixedly connected inside the fixed box, the output end of the hydraulic rod is fixedly connected with a fan, one end of the upper surface of the fan is fixedly connected with a supporting plate, one side of the top end of the supporting plate is fixedly connected with a third air cylinder, one side of the output end of the third air cylinder is fixedly connected with a vacuum chuck, the supporting plate, the third air cylinder and the vacuum chuck are all positioned at the lower side of the middle parts of a fixed mold and a movable mold, the limiting mechanism in the device can be accommodated at the lower side of the mold, the normal injection molding work of the mold cannot be influenced, the structure is simple, after the injection molding is finished, the limiting mechanism can enter the, the problem of deformation of the product after demolding can be prevented.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

fig. 3 is an enlarged view of the middle limiting mechanism of the present invention.

In the figure: 1. a base; 2. a fixed mold; 3. fixing the mold core; 4. a fixed mount; 5. moving the mold; 6. moving the mold core; 7. injection molding a tube; 8. a first cylinder; 9. a limiting column; 10. a second cylinder; 11. a pitched roof mechanism; 12. a diagonal pushing mechanism; 13. a fixed box; 14. a limiting mechanism; 111. a travel bar; 112. a loop bar; 113. a limiting rod; 114. an inclined push block; 121. obliquely pulling cores; 122. a fixing plate; 123. a return spring; 141. a hydraulic lever; 142. a fan; 143. a support plate; 144. a third cylinder; 145. and (4) vacuum chuck.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a hot runner injection mold of an outside inclined top block core pulling structure comprises a base 1, one end of the upper surface of the base 1 is fixedly connected with a fixed mold 2, the other end of the upper surface of the base 1 is fixedly connected with a fixed frame 4, a fixed mold core 3 is embedded and connected in the fixed mold 2, one side of the fixed frame 4 is provided with a movable mold 5, the upper surface of the base 1, which is positioned at the lower sides of the fixed mold 2 and the movable mold 5, can be provided with a conveying mechanism for transferring products, a first air cylinder 8 is fixedly connected between the fixed frame 4 and the movable mold 5, a movable mold core 6 is embedded and connected in the fixed frame 4, an injection molding pipe 7 is penetratingly connected between the fixed frame 4 and the movable mold 5, the injection molding pipe 7 is communicated with an external injection molding machine, two ends of the side surface of the fixed mold 2 are fixedly connected with a limiting column 9 sliding, an inclined ejection mechanism 11 is fixedly connected to an output end of the second cylinder 10, an inclined pushing mechanism 12 is slidably connected to one side, close to the fixed mold core 3, inside the fixed mold 2, the inclined ejection mechanism 11 includes a moving rod 111, one side of the moving rod 111 is fixedly connected with an inclined pushing block 114, the inclined pushing block 114 is tightly attached to one side of the inclined pushing mechanism 12, one side, close to the moving rod 111, inside the fixed mold 2 is fixedly connected with a limiting rod 113, one side, far away from the inclined pushing block 114, of the moving rod 111 is fixedly connected with a sleeve rod 112, the sleeve rod 112 is sleeved outside the limiting rod 113, the inclined pushing mechanism 12 includes an inclined core 121 sliding inside the fixed mold core 3, one end, located outside the fixed mold core 3, of the inclined core 121 is fixedly connected with a fixed plate 122, a return spring 123 is fixedly connected between both ends of the fixed plate 122 and the fixed mold core 3, and included angles with the same, the inclined top mechanism 11 is positioned at one section in the fixed mould 2 and clings to one side of the inclined pushing mechanism 12, the device can push the mould obliquely after injection moulding through the inclined top mechanism 11 and the inclined pushing mechanism 12, which is convenient for separating a product from a mould core, and compared with the prior art, the inclined top mechanism 11 can support the inclined pushing mechanism 12, which can prevent the product from extruding when the product is injected and pushing the inclined pushing mechanism 12 reversely, so that the product is extruded into the mould core to deform, the lower surface of the base 1 is fixedly connected with the fixed box 13, the inside of the fixed box 13 is fixedly connected with the limiting mechanism 14, the limiting mechanism 14 comprises a hydraulic rod 141 fixedly connected in the fixed box 13, a bidirectional gear, an oil circuit integrated block, an oil cylinder and a piston rod are arranged in the hydraulic rod 141, the working principle of the hydraulic gear pump 141 is that pressure oil is output by the bidirectional gear pump and is controlled to the oil cylinder by the, the device drives the piston rod to move, the output end of the hydraulic rod 141 is fixedly connected with the fan 142, one end of the upper surface of the fan 142 is fixedly connected with the supporting plate 143, one side of the top end of the supporting plate 143 is fixedly connected with the third air cylinder 144, one side of the output end of the third air cylinder 144 is fixedly connected with the vacuum chuck 145, the position where the vacuum chuck 145 is in contact with the product is designed to be a smooth surface, the supporting plate 143, the third air cylinder 144 and the vacuum chuck 145 are all positioned at the lower side of the middle part of the fixed die 2 and the movable die 5, the limiting mechanism 14 in the device can be accommodated at the lower side of the die without influencing the normal injection molding work of the die, the structure is simple, after the injection molding is completed, the device can enter the die to adsorb and support the product, the problem that the product directly falls off after the demolding and the problem that the product deforms after the demolding can be prevented, and the contents which, on the other hand, each electric part in the device is electrically connected with an external controller, and the working logic and the working sequence among the electric parts can be controlled by programming and manpower.

During operation, the first air cylinder 8 is started, the first air cylinder 8 drives the movable mold 5 to move along the limiting column 9 and finally to be folded with the fixed mold 2, then an external injection molding machine injects raw materials into the fixed mold core 3 and the movable mold core 6 through the injection pipe 7, after the raw materials are cooled, the movable mold 5 and the fixed mold 2 are separated, then the hydraulic rod 141 in the limiting mechanism 14 is started, the hydraulic rod 141 drives the upper device to ascend between the fixed mold 2 and the movable mold 5, then the third air cylinder 144 is started, the third air cylinder 144 drives the vacuum suction cup 145 to move to one side of a product, then the fan 142 is started, the vacuum suction cup 145 and the product can be connected in an adsorption mode, then the second air cylinder 10 is started, the second air cylinder 10 drives the movable rod 111 and the sleeve rod 112 to slide along the limiting rod 113, and when the movable rod 111 moves, the inclined push block 114 is driven to extrude the inclined loose core 121, the inclined loose core 121 slides in the fixed mold core 3 through the, inclined core pulling 121 can separate a product from a mold core when moving, the third air cylinder 144 is started when the inclined core pulling 121 moves, the product can be moved, then the hydraulic rod 141 is started again, the height of the product can be reduced, and finally the fan 142 is started to separate the vacuum sucker 145 from the product.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an outside pushes up hot runner injection mold of piece structure of loosing core to one side, includes base (1), the one end fixedly connected with fixed mould (2) of base (1) upper surface, and the other end fixedly connected with mount (4) of base (1) upper surface, the inside embedding of fixed mould (2) is connected with fixed mold core (3), one side of mount (4) is provided with removes mould (5), and mount (4) and removes between mould (5) first cylinder (8) of fixedly connected with, the inside embedding of mount (4) is connected with and moves mould core (6), and has injection molding pipe (7) between mount (4) and the removal mould (5), the equal fixedly connected with in both ends of fixed mould (2) side slides at the inside spacing post (9) of removal mould (5), its characterized in that: the upper surface fixed connection of fixed mould (2) has second cylinder (10), and the output fixedly connected with of second cylinder (10) pushes up mechanism (11) to one side, fixed mould (2) inside one side sliding connection who is close to fixed mold core (3) has oblique pushing mechanism (12), push up mechanism (11) to one side that one section that is located fixed mould (2) inside hugs closely in oblique pushing mechanism (12), fixed surface fixed connection has fixed case (13) under base (1), the inside fixedly connected with stop gear (14) of fixed case (13).

2. The hot runner injection mold of the outside inclined ejector block core-pulling structure according to claim 1, characterized in that: the inclined ejection mechanism (11) comprises a moving rod (111), one side of the moving rod (111) is fixedly connected with an inclined pushing block (114), and the inclined pushing block (114) is tightly attached to one side of the inclined pushing mechanism (12).

3. The hot runner injection mold of the outside inclined ejector block core-pulling structure according to claim 2, characterized in that: the utility model discloses a fixed mould, including fixed mould (2), one side fixedly connected with gag lever post (113) that is close to carriage release lever (111) inside, one side fixedly connected with loop bar (112) of keeping away from oblique ejector pad (114) of carriage release lever (111), the outside at gag lever post (113) is established in loop bar (112) cover.

4. The hot runner injection mold of the outside inclined ejector block core-pulling structure according to claim 1, characterized in that: the inclined pushing mechanism (12) comprises an inclined core pulling mechanism (121) which slides inside the fixed mold core (3), the inclined core pulling mechanism (121) is located on one end of the fixed mold core (3) which is outside and is fixedly connected with a fixed plate (122), and a reset spring (123) is fixedly connected between the two ends of the fixed plate (122) and the fixed mold core (3).

5. The hot runner injection mold of the outside inclined ejector block core pulling structure according to claim 4, characterized in that: and included angles with the same inclination angle are arranged between the reset spring (123), the inclined core pulling (121) and the fixed mold core (3).

6. The hot runner injection mold of the outside inclined ejector block core-pulling structure according to claim 1, characterized in that: the limiting mechanism (14) comprises a hydraulic rod (141) fixedly connected to the inside of the fixed box (13), a fan (142) is fixedly connected to the output end of the hydraulic rod (141), a supporting plate (143) is fixedly connected to one end of the upper surface of the fan (142), and a third air cylinder (144) is fixedly connected to one side of the top end of the supporting plate (143).

7. The hot runner injection mold of the outside inclined ejector block core pulling structure according to claim 6, characterized in that: and a vacuum sucker (145) is fixedly connected to one side of the output end of the third air cylinder (144), and the support plate (143), the third air cylinder (144) and the vacuum sucker (145) are all positioned at the lower sides of the middle parts of the fixed die (2) and the movable die (5).