CN221067001U - Horizontal and vertical combined injection molding machine - Google Patents

Abstract

The application provides a horizontal and vertical combined injection molding machine, which comprises: a mold closing system; the mold closing system comprises a fixed mold mechanism and a movable mold mechanism; the fixed die mechanism is arranged above the movable die mechanism; an ejection device is arranged in the movable mould mechanism; the fixed die mechanism is internally provided with a three-way piece, and the bottom of the fixed die mechanism is provided with a nozzle; the bottom of the three-way piece is connected with the nozzle; an injection system; the injection system is positioned at one side of the die closing system; the output end of the injection system is connected with the nozzle through the tee piece; a feed system; the feeding system is transversely arranged on the fixed die mechanism; the output end of the feeding system is connected with the injection system through the tee piece; a control system; the control system is respectively connected with the die assembly system, the injection system and the feeding system. The mould closing system adopts a vertical structure, and the three-way piece is arranged in the fixed mould mechanism to connect the feeding system, the injection system and the nozzle, so that the fixed mould mechanism is transversely connected with the injection system and the feeding system, the whole mould structure is more compact, the occupied space is small, and the maintenance is convenient.

Description

Horizontal and vertical combined injection molding machine

Technical Field

The application relates to the field of injection molding device structures, in particular to a horizontal-vertical combined type injection molding machine.

Background

Injection molding machines, also known as injection molding machines or injection molding machines, are the primary molding devices that make thermoplastic or thermosetting plastics into plastic articles of various shapes using plastic molding dies. Injection molding machines are generally divided into vertical, horizontal and all-electric types according to structure and shape, wherein the vertical and horizontal injection molding machines are collectively called as all-hydraulic injection molding machines, and power is driven by hydraulic oil. The power of the all-electric injection molding machine is driven by electric power, so that the precision is high and the energy is saved. In the prior art, the volume of the vertical injection molding machine, the horizontal injection molding machine or the full-electric injection molding machine is huge in the longitudinal direction or the transverse direction. If the China utility model with the application number 202 02 28 9 54 5 2.4 discloses an injection molding machine, the injection molding machine comprises structures such as an injection molding system, a power system and the like, the whole machine is of a horizontal structure, and the structure occupies huge space transversely and is difficult to maintain.

Disclosure of utility model

In order to solve the problems, the application provides the horizontal-vertical combined injection molding machine which is compact in mechanism, small in occupied area and convenient to maintain and use.

In order to achieve the above purpose, the technical scheme adopted by the application is as follows:

A horizontal and vertical composite injection molding machine, comprising:

A mold closing system; the mold closing system comprises a fixed mold mechanism and a movable mold mechanism; the fixed die mechanism is arranged above the movable die mechanism; an ejection device is arranged in the movable mould mechanism; the fixed die mechanism is internally provided with a three-way piece, and the bottom of the fixed die mechanism is provided with a nozzle; the bottom of the tee joint piece is connected with the nozzle;

An injection system; the injection system is positioned at one side of the die closing system; the output end of the injection system is connected with the nozzle through the tee piece;

A feed system; the feeding system is transversely arranged on the fixed die mechanism; the output end of the feeding system is connected with the injection system through the tee joint piece;

a control system; the control system is respectively connected with the die closing system, the injection system and the feeding system.

Further, a first runner and a second runner are arranged in the tee piece; the input end of the first runner is connected with the output end of the feeding system, and the output end of the first runner is connected with the injection system; the input end of the second flow channel is connected with the output end of the injection system, and the output end is connected with the nozzle through a spray pipe.

Further, the output end of the first runner is connected with the input end of the second runner.

Furthermore, the input end of the second flow channel adopts a conical structure; the output end of the first flow channel is arranged on the conical surface of the second flow channel.

Further, the first flow channel input end of the tee is provided with a check valve structure.

Further, the check valve structure includes:

a first ring member; a conical hole is formed in the first ring piece; a transverse baffle is arranged in the conical hole;

A first pipe fitting; a first step is arranged in the first end of the first pipe fitting; the center of the first step is provided with a conical second step;

The first ring piece is arranged in a first step of the first pipe fitting; and a ball is arranged between the first ring piece and the first pipe fitting.

Further, the movable mold mechanism comprises:

A base;

A hydraulic cylinder; the hydraulic cylinder is vertically arranged on the base; a plurality of guide posts are arranged on the hydraulic cylinder;

A movable mold base; the movable die base is movably arranged on the guide post; the telescopic end of the hydraulic cylinder is connected with the movable die base;

The ejection device is arranged in the movable die base.

Further, the fixed die mechanism comprises a fixed die base; the fixed die base is arranged on the guide post; the three-way piece is arranged in the fixed die base; a first through hole is formed in the first side of the fixed die base and used for installing the feeding system; a second through hole is formed in the second side of the fixed die base and used for installing the injection system; the nozzle is arranged at the bottom of the fixed die base and is connected with the three-way piece through a spray pipe; and a plurality of radiating ribs and a plurality of radiating holes are formed in the fixed die base.

Further, the feed system includes:

A feed cylinder; the first end of the feeding cylinder is connected with the tee joint piece, and the second end of the feeding cylinder is provided with a feeding port;

a screw; the fixed end of the screw is arranged at the second end of the feeding cylinder, and the free end of the screw is arranged in the feeding cylinder;

a feed motor; the feeding motor is connected with the fixed end of the screw rod.

Further, the injection system comprises:

An injection stand;

A hydraulic pump; the hydraulic pump is installed in the injection stand;

An injection cylinder; the injection cylinder is arranged at the top of the injection base and is connected with the hydraulic pump; the telescopic end of the injection cylinder is provided with a plunger rod;

Plasticizing the charging barrel; the first end of the plasticizing charging barrel is used as an output end to be connected with the tee joint piece, and the second end of the plasticizing charging barrel is connected with the telescopic end of the injection cylinder; the plunger rod is located within the plasticizing barrel.

The beneficial effects are that:

1. The mold closing system adopts a vertical structure, and the fixed mold mechanism is transversely connected with the injection system and the feeding system by arranging a three-way piece in the fixed mold mechanism; the horizontal and vertical combined structure of the whole machine is realized, so that the whole machine is more compact in structure, small in occupied space and convenient to maintain.

2. The tee joint piece is provided with a first runner and a second runner which are mutually independent respectively, so that the connection between the feeding system and the injection system as well as the connection between the injection system and the nozzle are mutually independent and are not mutually influenced, and the quality of injection products is ensured.

3. A check valve structure is arranged at the inlet of the first flow passage of the three-way piece, so that plastic is prevented from flowing back into the feeding system when the injection system is used for injecting.

Drawings

FIG. 1 is a schematic view of the overall structure of a horizontal and vertical combined injection molding machine;

FIG. 2 is a schematic diagram of an exploded construction of a horizontal and vertical compound injection molding machine;

FIG. 3 is a schematic view of a first axial measurement structure of the tee member;

FIG. 4 is a schematic view of a second axial measurement structure of the tee member;

fig. 5 is a schematic diagram of an exploded configuration of the feed system.

Reference numerals illustrate: the mold clamping system 1, the mold clamping mechanism 11, the mold clamping base 11 1, the first through hole 11 11, the second through hole 11 12, the three-way member 112, the first flow passage 112 1, the second flow passage 112 2, the first ring member 112 3, the stopper 112 4, the first pipe member 112 5, the ball 112 6, the nozzle 13, the second mounting plate 11 4, the moving mold mechanism 12, the hydraulic cylinder 121, the moving mold base 12 2, the first mounting plate 123, the base 12 4, the guide post 12 5, the ejector 13, the control system 2, the injection system 3, the injection base 31, the injection cylinder 32, the plasticizing cylinder 3 3, the feeding system 4, the feeding cylinder 41, the feed inlet 42, the screw 43, and the feeding motor 44.

Detailed Description

Embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.

Other advantages and effects of the present disclosure will become readily apparent to those skilled in the art from the following disclosure, which describes embodiments of the present disclosure by way of specific examples. It will be apparent that the described embodiments are merely some, but not all embodiments of the present disclosure. The disclosure may be embodied or practiced in other different specific embodiments, and details within the subject specification may be modified or changed from various points of view and applications without departing from the spirit of the disclosure. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict. All other embodiments, which can be made by one of ordinary skill in the art without inventive effort, based on the embodiments in this disclosure are intended to be within the scope of this disclosure.

Example 1

Fig. 1 to 5 show a schematic structural diagram of a horizontal-vertical composite injection molding machine, which includes:

A mold closing system 1; the mold closing system 1 comprises a fixed mold mechanism 11 and a movable mold mechanism 12; the fixed die mechanism 11 is arranged above the movable die mechanism 12; an ejector device 13 is arranged in the movable mould mechanism 12; the fixed die mechanism 11 is internally provided with a three-way piece 112, and the bottom of the fixed die mechanism is provided with a nozzle 113; the bottom of the three-way piece 112 is connected with a nozzle 113; the movable mold mechanism 12 is used for installing a movable mold part of an injection mold (not shown in the figure); the fixed mold mechanism 11 is used for installing a static mold part of an injection mold, and the nozzle 113 is connected with an injection port of the static mold part. At the time of injection molding, the movable mold mechanism 12 moves upward so that the movable mold portion and the stationary mold portion of the injection mold are closed, and then molten plastic is injected from the nozzle 113 to the injection port.

An injection system 3; the injection system 3 is positioned on one side of the die assembly system 1; the output end of the injection system 3 is connected with a nozzle 113 through the tee piece 112;

a feed system 4; the feeding system 4 is transversely arranged on the fixed die mechanism 11; the output end of the feeding system 4 is connected with the injection system 3 through the tee 112;

A control system 2; the control system 2 is respectively connected with the die assembly system 1, the injection system 3 and the feeding system 4.

The mold closing system 1 adopts a vertical structure, and the three-way piece 112 is arranged in the fixed mold mechanism 11 to connect the feeding system 4, the injection system 3 and the nozzle 13, so that the fixed mold mechanism 11 is transversely connected with the injection system 3 and the feeding system 4; the horizontal and vertical combined structure of the whole machine is realized, the adjacent space of the die closing system 1 is fully utilized, the structure of the whole machine is more compact, the occupied space is small, and the maintenance is convenient.

In a specific implementation, the movable mold mechanism 12 includes:

A plate-shaped base 124;

A hydraulic cylinder 121; the hydraulic cylinder 121 is vertically arranged on the left side of the base 124, and the telescopic end of the hydraulic cylinder 121 faces upwards; four guide posts 125 are uniformly arranged and fixed on the periphery of the cylinder wall of the hydraulic cylinder 121;

A movable mold base 122; the movable mould base 122 is provided with a first mounting plate 123 for mounting a movable mould part of the injection mould; the movable mold base 122 is movably mounted on the four guide posts 125; the telescopic end of the hydraulic cylinder 121 is connected with the bottom of the movable mold base 122 to push the movable mold base 122 to move up and down on the four guide posts 125, so as to complete the mold closing and separating actions of the injection mold;

The ejection device 13 is installed in the movable mold base 122, and the ejection end extends out of the first installation plate 123; the ejection device 13 also adopts a hydraulic driving structure, so that the ejection force is more uniform and stable; an ejection port which is matched with the ejection end of the ejection device 13 is arranged at the bottom of the movable mould part of the injection mould; in the injection molding process, the ejection end of the ejection device 13 seals the ejection outlet, so that the internal runner of the injection mold can be sealed to finish injection molding; after injection molding and curing are completed, the movable mold part of the injection mold descends along with the movable mold base 122, and at the moment, the injection product is positioned on the movable mold part of the injection mold; when the ejection end of the ejection device 13 is ejected from the ejection port, the injection product can be ejected out of the movable mold part of the injection mold, so as to finish demolding of the product.

In a specific implementation, the fixed mold mechanism 11 includes a fixed mold base 111; the fixed die base 111 is fixedly mounted on the guide post 125; the bottom of the fixed die base 111 is provided with a second mounting plate 114 for mounting a static die part of the injection die; the three-way piece 112 is installed in the fixed mold base 111; a first through hole 1111 is formed on the first side of the fixed mold base 111 for installing the feeding system 4; a second through hole 1112 is formed on a second side of the fixed mold base 111 for installing the injection system 3; the nozzle 113 is arranged at the bottom of the fixed die base 111 and is connected with the three-way piece 112 through a spray pipe; the nozzle 113 extends out of the second mounting plate 114 to be connected with an injection port of a static mold part of the injection mold; the inside a plurality of heat dissipation muscle and a plurality of louvres that are equipped with of cover half base 111 not only can alleviate the weight of cover half base 111, can guarantee the structural strength of cover half base 111 moreover.

In this embodiment, the three-way member 112 has a square structure, and a first flow passage 1121 and a second flow passage 1122 are provided in the three-way member 112; the input end of the first flow passage 1121 is located on the first side of the three-way member 112 and connected to the output end of the feeding system 4, and the output end is located on the second side of the three-way member 112 and connected to the injection system 3; the input end of the second flow passage 1122 is positioned on the second side surface of the three-way member 112 and is connected with the output end of the injection system 3, and the output end is positioned on the bottom surface of the three-way member 112 and is connected with the nozzle 113 through a spray pipe; the first flow passage 1121 and the second flow passage 1122 each have an arc-shaped structure, so that the flow of the molten plastic is smoother. The three-way piece 112 is provided with a first flow passage 1121 and a second flow passage 1122 which are independent of each other, so that the connection between the feeding system 4 and the injection system 3, and the connection between the injection system 3 and the nozzle 113 are independent of each other and are not affected by each other, and the quality of injection products is ensured. Further, the output end of the first flow channel 1121 is connected to the input end of the second flow channel 1122, so that the feeding system 4 can add molten plastic into the injection system 3 from the output end of the injection system 3, the existing structure is fully utilized, the connection structure between the feeding system 4 and the injection system 3 is simplified, the design and manufacturing cost is reduced, and the subsequent overhaul and maintenance are facilitated. Further, the input end of the second flow channel 1122 adopts a conical structure; the injection system 3 adopts a plunger output structure, and the top end of the plunger rod is conical to be matched with the input end of the second flow passage 1122; the output end of the first flow passage 1121 is provided on the tapered surface of the second flow passage 1122.

In particular, the first flow passage 1121 of the tee 112 is provided with a check valve arrangement at its input. Further, the check valve structure includes:

A first ring 1123; a tapered hole is provided in the first ring 1123; a transverse stopper 1124 is arranged in the conical hole;

A first tube 1125; a first step is provided in a first end of the first tube 1125; the center of the first step is provided with a conical second step;

The first ring 1123 is mounted within a first step of the first tube 1125; balls 1126 are provided between the first ring 1123 and the first pipe 1125. The first tube 1125 is mounted at a first end within the input end of the first flow passage 1121 and at a second end within the output end of the feed system 4. When the feeding system 4 outputs the plastic, the balls 1126 move toward the first ring 1123 but are blocked by the stoppers 1124 and cannot close the through holes of the first ring 1123, so that the plastic can flow into the first flow path 1121 through the first ring 1123. When the injection system 3 outputs the plastic, a part of the plastic flows back from the first flow channel 1121, and after entering the check valve structure, the ball 1126 moves to the second step of the first pipe 1125 and blocks the pipe hole of the first pipe 1125, so that the plastic cannot flow back into the feeding system 4. The inlet of the first flow passage 1121 of the three-way member 112 is provided with a check valve structure to prevent the plastic from flowing back into the feeding system 4 when the injection system 3 is injecting.

In a specific implementation, the feeding system 4 includes: a feed cylinder 4 1; the first end of the feeding cylinder 41 is connected with the three-way piece 112, and the second end is provided with a feeding port 4 2; a screw 4 3; the fixed end of the screw 43 is arranged at the second end of the feeding barrel 41, and the free end is arranged in the feeding barrel 4 1; a feed motor 4 4; the feed motor 44 is connected to the fixed end of the screw 4 3. Plastic raw material enters the feeding barrel 41 from the feeding port 42, the feeding motor 44 drives the screw 43 to rotate, and the plastic raw material is extruded, heated and melted under the rotation thrust of the screw 43 and enters the first flow passage 1121 of the tee 112 through the check valve structure.

In particular, the injection system 3 comprises: an injection base 3 1; a hydraulic pump (not shown in the drawings); the hydraulic pump is installed in the injection base 3 1; injection cylinder 3 2; the injection cylinder 32 is installed at the top of the injection stand 31 and is connected with a hydraulic pump; the telescopic end of the injection cylinder 32 is provided with a plunger rod (not shown in the figure); plasticizing cartridges 3 3; the first end of the plasticizing cylinder 33 is used as an output end to be connected with the tee piece 112, and the second end is connected with the telescopic end of the injection cylinder 3 2; the plunger rod is located in the plasticizing cylinder 33, and injection of plastic into the injection mold is achieved by driving the plunger rod to run in the plasticizing cylinder 3 3.

The application provides a horizontal and vertical combined injection molding machine, which comprises: a mold closing system; the mold closing system comprises a fixed mold mechanism and a movable mold mechanism; the fixed die mechanism is arranged above the movable die mechanism; an ejection device is arranged in the movable mould mechanism; the fixed die mechanism is internally provided with a three-way piece, and the bottom of the fixed die mechanism is provided with a nozzle; the bottom of the tee joint piece is connected with the nozzle; the movable mould mechanism is used for installing a movable mould part of the injection mould; the fixed die mechanism is used for installing a static die part of the injection die, and the nozzle is connected with an injection port of the static die part. During injection molding, the movable mold mechanism moves upwards to enable the movable mold part and the static mold part of the injection mold to be closed, and then molten plastic is injected from the nozzle to the injection port. An injection system; the injection system is positioned at one side of the die closing system; the output end of the injection system is connected with the nozzle through the tee piece; a feed system; the feeding system is transversely arranged on the fixed die mechanism; the output end of the feeding system is connected with the injection system through the tee joint piece; a control system; the control system is respectively connected with the die closing system, the injection system and the feeding system. The mold closing system adopts a vertical structure, and a three-way piece is arranged in the fixed mold mechanism to connect the feeding system, the injection system and the nozzle, so that the fixed mold mechanism is transversely connected with the injection system and the feeding system; the horizontal and vertical combined structure of the whole machine is realized, the adjacent space of the die closing system is fully utilized, the structure of the whole machine is more compact, the occupied space is small, and the maintenance is convenient.

In the description of the present utility model, it should be understood that the terms "middle," "length," "upper," "lower," "front," "rear," "vertical," "horizontal," "inner," "outer," "radial," "circumferential," and the like indicate an orientation or a positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In the present utility model, unless expressly stated or limited otherwise, a first feature "on" a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. The meaning of "a plurality of" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The above description is for the purpose of illustrating the embodiments of the present utility model and is not to be construed as limiting the utility model, but is intended to cover all modifications, equivalents, improvements and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. A horizontal and vertical combined injection molding machine, comprising:

A mold closing system; the mold closing system comprises a fixed mold mechanism and a movable mold mechanism; the fixed die mechanism is arranged above the movable die mechanism; an ejection device is arranged in the movable mould mechanism; the fixed die mechanism is internally provided with a three-way piece, and the bottom of the fixed die mechanism is provided with a nozzle; the bottom of the tee joint piece is connected with the nozzle;

An injection system; the injection system is positioned at one side of the die closing system; the output end of the injection system is connected with the nozzle through the tee piece;

A feed system; the feeding system is transversely arranged on the fixed die mechanism; the output end of the feeding system is connected with the injection system through the tee joint piece;

a control system; the control system is respectively connected with the die closing system, the injection system and the feeding system.

2. The horizontal and vertical combined type injection molding machine according to claim 1, wherein the three-way piece is provided with a first runner and a second runner; the input end of the first runner is connected with the output end of the feeding system, and the output end of the first runner is connected with the injection system; the input end of the second flow channel is connected with the output end of the injection system, and the output end is connected with the nozzle through a spray pipe.

3. The horizontal-vertical composite injection molding machine of claim 2, wherein an output end of the first runner is connected to an input end of the second runner.

4. The horizontal and vertical combined type injection molding machine according to claim 3, wherein an input end of the second runner adopts a conical structure; the output end of the first flow channel is arranged on the conical surface of the second flow channel.

5. The machine of claim 4, wherein the first flow channel input of the tee is provided with a check valve arrangement.

6. The horizontal and vertical composite injection molding machine of claim 5, wherein the check valve structure comprises:

a first ring member; a conical hole is formed in the first ring piece; a transverse baffle is arranged in the conical hole;

A first pipe fitting; a first step is arranged in the first end of the first pipe fitting; the center of the first step is provided with a conical second step;

The first ring piece is arranged in a first step of the first pipe fitting; and a ball is arranged between the first ring piece and the first pipe fitting.

7. The horizontal and vertical composite injection molding machine according to claim 1, wherein the movable mold mechanism comprises:

A base;

A hydraulic cylinder; the hydraulic cylinder is vertically arranged on the base; a plurality of guide posts are arranged on the hydraulic cylinder;

A movable mold base; the movable die base is movably arranged on the guide post; the telescopic end of the hydraulic cylinder is connected with the movable die base;

The ejection device is arranged in the movable die base.

8. The horizontal-vertical compound injection molding machine of claim 7, wherein the stationary mold mechanism comprises a stationary mold base; the fixed die base is arranged on the guide post; the three-way piece is arranged in the fixed die base; a first through hole is formed in the first side of the fixed die base and used for installing the feeding system; a second through hole is formed in the second side of the fixed die base and used for installing the injection system; the nozzle is arranged at the bottom of the fixed die base and is connected with the three-way piece through a spray pipe; and a plurality of radiating ribs and a plurality of radiating holes are formed in the fixed die base.

9. The horizontal and vertical compounding injection molding machine of any one of claims 1-8, wherein the feed system comprises:

A feed cylinder; the first end of the feeding cylinder is connected with the tee joint piece, and the second end of the feeding cylinder is provided with a feeding port;

a screw; the fixed end of the screw is arranged at the second end of the feeding cylinder, and the free end of the screw is arranged in the feeding cylinder;

a feed motor; the feeding motor is connected with the fixed end of the screw rod.

10. The horizontal and vertical compounding injection molding machine of any one of claims 1-8, wherein the injection system comprises:

An injection stand;

A hydraulic pump; the hydraulic pump is installed in the injection stand;

An injection cylinder; the injection cylinder is arranged at the top of the injection base and is connected with the hydraulic pump; the telescopic end of the injection cylinder is provided with a plunger rod;

Plasticizing the charging barrel; the first end of the plasticizing charging barrel is used as an output end to be connected with the tee joint piece, and the second end of the plasticizing charging barrel is connected with the telescopic end of the injection cylinder; the plunger rod is located within the plasticizing barrel.