CN221136693U

CN221136693U - High-efficiency core-pulling mold

Info

Publication number: CN221136693U
Application number: CN202322934865.2U
Authority: CN
Inventors: 徐建杰
Original assignee: Shuiyue Precision Mold Kunshan Co ltd
Current assignee: Shuiyue Precision Mold Kunshan Co ltd
Priority date: 2023-10-31
Filing date: 2023-10-31
Publication date: 2024-06-14
Anticipated expiration: 2033-10-31

Abstract

The utility model discloses a high-efficiency core-pulling mold, wherein a discharge opening is formed in the middle of a machine frame, a discharge channel is fixedly arranged at the position, below the discharge opening, of the bottom of the machine frame, a rotating shaft is rotatably arranged at the bottom of the discharge channel, a rotating plate is fixedly arranged in the middle of the rotating shaft, one end of the rotating shaft is fixedly connected with a rotating gear, and a driving motor is fixedly arranged at the position, located at one side of the discharge channel, of the bottom of the machine frame.

Description

High-efficiency core-pulling mold

Technical Field

The utility model relates to the technical field of core-pulling molds, in particular to a high-efficiency core-pulling mold.

Background

The mold is used for injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods to obtain various molds and tools of required products, in short, the mold is used for manufacturing molded articles, the tool is composed of various parts, different molds are composed of different parts, the processing of the surfaces of the articles is realized mainly through the change of the physical state of molded materials, the mold is provided with an industrial mother' name, the injection mold is a tool for producing plastic products, the general injection mold is composed of an upper mold and a lower mold, the upper mold and the lower mold are closed to form a mold cavity of a runner system and a plastic product during injection molding, the mold is clamped on an injection molding machine, molten plastic is injected into the mold cavity and is cooled and molded in the mold cavity, meanwhile, the molten plastic is cooled in the runner system to form a runner system gel material, the upper mold and the lower mold are separated after the plastic product is molded, the plastic product is ejected out of the mold cavity through an ejection system, and finally the upper mold and the lower mold are closed to perform the next core-pulling process, the whole process is circularly performed, the existing injection mold is a mold cavity, the upper core-pulling mechanism and the injection molding surface of the injection molding product is divided into a mold-pulling mechanism and a movable mold cylinder, the auxiliary core-pulling mechanism is a movable cylinder, the movable cylinder is required to be used for the hydraulic cylinder, the hydraulic cylinder is also to be used for the auxiliary molding, and the hydraulic cylinder is used for the manual molding, and the like;

However, the workpiece produced by the existing core-pulling die directly falls from a high position, a buffer mechanism is lacking, the falling distance is too large, the workpiece is easy to damage due to impact when falling, and the normal use of the workpiece is affected, so that the utility model provides the high-efficiency core-pulling die, and the requirements of people are met.

Disclosure of utility model

The utility model provides a high-efficiency core-pulling die, which can effectively solve the problems that workpieces produced by the core-pulling die in the prior art directly fall from high positions, a buffer mechanism is lacked, the direct falling distance is too large, the workpieces are easy to collide and damage when falling, and normal use of the workpieces is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high efficiency loose core mold, includes the frame, the one end fixed mounting at frame top has fixed die holder, the top fixed mounting of fixed die holder has the inlet pipe, the one end fixed mounting that the top of frame kept away from fixed die holder has hydraulic pushing rod, hydraulic pushing rod's end connection has the movable die holder, the die cavity has all been seted up at the middle part of fixed die holder and movable die holder, the telescopic link is all installed to the top and the bottom of movable die holder, the tip fixedly connected with mold core of telescopic link, the discharge opening has been seted up at the middle part of frame, the bottom of frame is located discharge opening below position department fixed mounting has the discharge channel, the bottom of discharge channel rotates and installs the axis of rotation, the middle part fixed mounting of axis of rotation has the rotor plate, the one end fixedly connected with rotation gear of axis of rotation, the frame bottom is located discharge channel one side position department fixed mounting has driving motor, driving motor's output shaft fixedly connected with incomplete gear, discharge channel's one end fixed mounting has the buffering swash plate.

The bottom of frame is located buffering swash plate one side position department fixed mounting has the mount pad, the one end fixed mounting at mount pad top has axial fan, the one end fixed mounting that axial fan was kept away from at the top of mount pad has the gas diversion case.

Preferably, the two mold cores extend to the inside of the mold cavity in the middle of the movable mold base, the end parts of the two mold cores are mutually attached, and the bottom end of the feeding pipe extends to the top end of the mold cavity in the middle of the fixed mold base.

Preferably, the incomplete gear is located one side of the rotating gear, the number of the convex teeth on the edge of the incomplete gear is half of the number of the convex teeth on the edge of the rotating gear, a wear-resistant rubber pad is fixedly bonded on the inner side of the rotating gear and is tightly attached to the surface wall of the discharging channel, and the edge of the rotating plate is attached to the bottom end of the discharging channel and the bottom end of the buffer sloping plate.

Preferably, the air vent is formed in the middle of the buffer inclined plate, through holes are formed in one end of the gas distribution box at equal intervals, the gas distribution box faces towards one end of the buffer inclined plate inclined surface, and the gas distribution box is connected with the axial flow fan through a pipeline.

Preferably, the mounting groove has all been seted up to the equal symmetry in both ends of frame bottom, the inside fixed mounting of mounting groove has electric putter, the removal wheel is installed at electric putter's top, the bottom of frame is located the equal fixed bonding of mounting groove one side position department and has the supporting pad.

Preferably, the electric push rod and the moving wheel are both accommodated in the mounting groove, and the supporting pad is a hard rubber pad.

Compared with the prior art, the utility model has the beneficial effects that: the utility model has scientific and reasonable structure and safe and convenient use:

1. Be provided with discharge opening, the passageway of unloading, the axis of rotation, the rotor plate, the rotation gear, driving motor, incomplete gear and buffering swash plate, through driving motor and incomplete gear's cooperation use, it is rotatory to drive the rotation gear intermittent type nature for the rotor plate is rotatory in the passageway bottom of unloading, and rotor plate and buffering swash plate cushion the work piece that falls, make it pile up on the rotor plate that falls, in dumping the work piece again into the collection frame after the rotor plate is rotatory, can reduce the vertical distance that the work piece directly falls through the buffering, prevent that the work piece from striking when the soft whereabouts of shaping postquality in high temperature mould from causing the deformation.

2. Be provided with mount pad, axial fan and gas flow distribution box, through the cooperation of axial fan and gas flow distribution box use, produce the air current and blow forward, the air current can directly spray the work piece that piles up to the rotor plate surface when passing the buffering swash plate, utilizes the air current to dispel the heat and cool off the work piece for the work piece that falls cools off fast, and the work piece can not carry the heat again, for follow-up accumulation is collected and is taken and is provided very big facility.

3. Be provided with mounting groove, electric putter, remove round and supporting pad, use through electric putter and the cooperation of removing the round, provide the ability of removal for the bottom of frame for it is more convenient when the mould transport is removed, reduces the intensity of labour of transport, and the supporting pad carries out buffering support to the bottom of mould, buffers when the mould falls on ground when the transport is installed, prevents that the mould from directly striking on ground.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the mounting structure of the incomplete gear of the present utility model;

FIG. 3 is a schematic view of the installation structure of the axial flow fan of the present utility model;

FIG. 4 is a schematic view of the mounting structure of the moving wheel of the present utility model;

Reference numerals in the drawings: 1. a frame; 2. fixing a die holder; 3. a feed pipe; 4. a hydraulic push rod; 5. moving the die holder; 6. a mold cavity; 7. a telescopic rod; 8. a mold core; 9. a discharge port; 10. a discharge channel; 11. a rotating shaft; 12. a rotating plate; 13. rotating the gear; 14. a driving motor; 15. an incomplete gear; 16. a buffer sloping plate; 17. a mounting base; 18. an axial flow fan; 19. a gas diversion box; 20. a mounting groove; 21. an electric push rod; 22. a moving wheel; 23. and a support pad.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples: as shown in fig. 1-4, the utility model provides a technical scheme, a high-efficiency core-pulling mold, which comprises a frame 1, wherein one end of the top of the frame 1 is fixedly provided with a fixed mold base 2, the top end of the fixed mold base 2 is fixedly provided with a feeding pipe 3, one end of the top of the frame 1 far away from the fixed mold base 2 is fixedly provided with a hydraulic pushing rod 4, the end parts of the hydraulic pushing rod 4 are connected with a movable mold base 5, the middle parts of the fixed mold base 2 and the movable mold base 5 are respectively provided with a mold cavity 6, the top and the bottom of the movable mold base 5 are respectively provided with a telescopic rod 7, the end parts of the telescopic rods 7 are fixedly connected with mold cores 8, the two mold cores 8 are respectively extended into the mold cavities 6 in the middle part of the movable mold base 5, the end parts of the two mold cores 8 are mutually attached, the bottom end of the feeding pipe 3 is extended to the top end part of the mold cavity 6 positioned in the middle part of the fixed mold base 2, the middle part of the frame 1 is provided with a discharge opening 9, the bottom of the frame 1 is fixedly provided with a discharging channel 10 at the position below the discharging opening 9, the bottom of the discharging channel 10 is rotatably provided with a rotating shaft 11, the middle part of the rotating shaft 11 is fixedly provided with a rotating plate 12, one end of the rotating shaft 11 is fixedly connected with a rotating gear 13, the bottom of the frame 1 is fixedly provided with a driving motor 14 at the position of one side of the discharging channel 10, the output shaft of the driving motor 14 is fixedly connected with an incomplete gear 15, one end of the discharging channel 10 is fixedly provided with a buffer sloping plate 16, the incomplete gear 15 is positioned at one side of the rotating gear 13, the number of convex teeth at the edge of the incomplete gear 15 is half of the number of convex teeth at the edge of the rotating gear 13, and then when the incomplete gear 15 and the rotating gear 13 are meshed with each other, the rotating gear 13 is driven to rotate 180 degrees, the inner side of the rotating gear 13 is fixedly bonded with a wear-resistant rubber pad tightly attached to the surface wall of the discharging channel 10, friction is generated between the wear-resistant rubber pad and the surface wall of the discharging channel 10, the rotating plate 12 is limited, the rotating plate 12 and the rotating gear 13 are kept in a horizontal state under the condition that no incomplete gear 15 is meshed and driven, the wear-resistant rubber pad and the surface wall of the discharging channel 10 cannot rotate automatically, the edge of the rotating plate 12 is attached to the bottom ends of the discharging channel 10 and the buffer sloping plate 16, the rotating gear 13 is driven to rotate intermittently through the cooperation of the driving motor 14 and the incomplete gear 15, the rotating plate 12 rotates at the bottom of the discharging channel 10, the rotating plate 12 and the buffer sloping plate 16 buffer falling workpieces, the falling workpieces are deposited on the rotating plate 12, the workpieces are poured into the collecting frame again after the rotating plate 12 rotates, the vertical falling distance of the workpieces can be reduced through buffering, and deformation caused by impact when the workpieces are soft and fall after being molded in a high-temperature die is prevented;

The bottom of the frame 1 is fixedly provided with a mounting seat 17 at one side of the buffer inclined plate 16, one end of the top of the mounting seat 17 is fixedly provided with an axial flow fan 18, one end of the top of the mounting seat 17, which is far away from the axial flow fan 18, is fixedly provided with a gas distribution box 19, the middle part of the buffer inclined plate 16 is provided with ventilation holes, one end of the gas distribution box 19 is provided with through holes at equal intervals, the gas distribution box 19 faces one end of the inclined surface of the buffer inclined plate 16, the gas distribution box 19 and the axial flow fan 18 are connected through a pipeline, and through the cooperation of the axial flow fan 18 and the gas distribution box 19, air flow is generated and blown forward, and when the air flow passes through the buffer inclined plate 16, the air flow can be directly sprayed to workpieces piled up on the surface of the rotating plate 12, and the workpieces are cooled by utilizing the air flow to cool down the workpieces rapidly, the workpieces can not be accompanied with heat, and great convenience is provided for subsequent piling collection and taking;

The mounting groove 20 has all been seted up to the both ends of frame 1 bottom symmetry, the inside fixed mounting of mounting groove 20 has electric putter 21, remove round 22 is installed at electric putter 21's top, the bottom of frame 1 is located the equal fixed bonding of mounting groove 20 one side position department and has a supporting pad 23, electric putter 21 and remove round 22 all accomodate in the inside of mounting groove 20, supporting pad 23 is hard rubber pad, through the cooperation use of electric putter 21 and removal round 22, the ability of removing is provided for the bottom of frame 1, it is more convenient when the mould transport is removed, reduce the intensity of labour of transport, and supporting pad 23 carries out buffering support to the bottom of mould, it buffers when the mould falls on ground when the transport is installed, prevent the mould direct impact on ground.

The working principle and the using flow of the utility model are as follows: firstly, when carrying and installing a die, an electric push rod 21 stretches downwards to drive a moving wheel 22 to move downwards, the moving wheel 22 stretches from an installation groove 20 to be in contact with the ground, the electric push rod 21 stretches continuously, the moving wheel 22 jacks up the die, the die is pushed to a preset installation position by the moving wheel 22, the electric push rod 21 shortens, the moving wheel 22 is accommodated in the installation groove 20, a supporting pad 23 contacts with the ground, the whole die is supported in a buffering way, and a container for taking and collecting workpieces is placed below a discharging channel 10;

When the die produces a workpiece, the hydraulic pushing rod 4 stretches forwards, the movable die holder 5 is pushed to move forwards and attach to the fixed die holder 2, the two telescopic rods 7 stretch, the two ends of the two die cores 8 attach to each other, the two die cavities 6 attach to each other and splice, raw materials enter the die cavities 6 from the feeding pipe 3, and the raw materials wrap the outer sides of the die cores 8, the raw materials are formed inside the die cavities 6, the hydraulic pushing rod 4 contracts, the movable die holder 5 is far away from the fixed die holder 2, the two telescopic rods 7 contract, the two die cores 8 are separated from each other, the die cores 8 are separated from the middle part of the formed workpiece, the workpiece loses the support of the die cores 8 and falls down directly, the workpiece falls onto the buffering inclined plate 16 through the discharge opening 9, and slides down to the surface of the rotating plate 12 at the bottom of the discharge channel 10, meanwhile, the axial flow fan 18 is started, air flow is generated, the air flow is blown out through the buffering inclined plate 16, the workpiece is cooled, the workpiece is continuously cooled by the air flow blowing cooling on the surface of the rotating plate 12, the wear-resistant rubber pads on the inner sides of the rotating gears 13 are contacted with the discharge channel 10, the rotating plate 12 cannot rotate by itself, the driving motor 14 drives the incomplete gears 15 to rotate, the rotating gears 15 are not completely rotate, the rotating 180 and the rotating plate is not completely rotate, the rotating plate is completely, the rotating plate is rotated, the rotating 180 is completely, and the rotating plate is 180 is completely rotates the rotating plate 13, and is 180 is completely and is stacked up, and is 180 is rotated, and is 180.

Finally, it should be noted that: the foregoing is merely a preferred example of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A high-efficiency core-pulling mold is characterized in that: the die comprises a frame, wherein a fixed die holder is fixedly arranged at one end of the top of the frame, a feeding pipe is fixedly arranged at the top end of the fixed die holder, a hydraulic pushing rod is fixedly arranged at one end of the top of the frame far away from the fixed die holder, the end parts of the hydraulic pushing rod are connected with a movable die holder, die cavities are formed in the middle parts of the fixed die holder and the movable die holder, telescopic rods are arranged at the top and the bottom of the movable die holder, and a die core is fixedly connected with the end parts of the telescopic rods;

The middle part of the frame is provided with a discharge opening, the bottom of the frame is fixedly provided with a discharge channel at a position below the discharge opening, the bottom of the discharge channel is rotatably provided with a rotating shaft, the middle part of the rotating shaft is fixedly provided with a rotating plate, one end of the rotating shaft is fixedly connected with a rotating gear, the bottom of the frame is fixedly provided with a driving motor at a position at one side of the discharge channel, the output shaft of the driving motor is fixedly connected with an incomplete gear, and one end of the discharge channel is fixedly provided with a buffer sloping plate;

2. The high-efficiency core-pulling mold according to claim 1, wherein both the mold cores extend into the mold cavity in the middle of the movable mold base, the end parts of the two mold cores are attached to each other, and the bottom end of the feed pipe extends to the top end of the mold cavity in the middle of the fixed mold base.

3. The high-efficiency core-pulling mold according to claim 1, wherein the incomplete gear is located at one side of the rotating gear, the number of the convex teeth at the edge of the incomplete gear is half that of the convex teeth at the edge of the rotating gear, a wear-resistant rubber pad is fixedly bonded at the inner side of the rotating gear and is tightly attached to the surface wall of the discharging channel, and the edge of the rotating plate is attached to the bottom end of the discharging channel and the buffer sloping plate.

4. The high-efficiency core-pulling mold according to claim 1, wherein the middle part of the buffer inclined plate is provided with air holes, one end of the gas distribution box is provided with through holes at equal intervals, the gas distribution box faces to one end of the buffer inclined plate inclined surface, and the gas distribution box is connected with the axial flow fan through a pipeline.

5. The efficient core-pulling mold according to claim 1, wherein the two ends of the bottom of the frame are symmetrically provided with mounting grooves, an electric push rod is fixedly mounted in each mounting groove, a moving wheel is mounted at the top of each electric push rod, and supporting pads are fixedly bonded at the positions of one side of the bottom of the frame, which are located in the mounting grooves.

6. The high-efficiency core-pulling mold according to claim 1, wherein the electric push rod and the moving wheel are both accommodated in the installation groove, and the support pad is a hard rubber pad.