CN219486412U

CN219486412U - Injection mold convenient to control material flow velocity

Info

Publication number: CN219486412U
Application number: CN202320435340.1U
Authority: CN
Inventors: 孙兆国; 刘伟海; 柏明哲; 李刚
Original assignee: Sanhe Shuangtian Molding Co ltd
Current assignee: Sanhe Shuangtian Molding Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-08-08
Anticipated expiration: 2033-03-09

Abstract

The utility model discloses an injection mold convenient for controlling the flow rate of a material, which comprises a lower mold seat arranged on a substrate, wherein an upper mold seat is arranged on the upper side of the lower mold seat, a lifting plate is arranged at the top of the upper mold seat, a screw rod is connected to one side of the lifting plate in a threaded manner, a motor is connected to the end part of the screw rod, a guide rod is movably connected to the other side of the lifting plate, a feeding pipe is arranged at the top of a discharging channel in the upper mold seat, a flow sensor is arranged in the discharging channel, a groove is communicated with the side surface of the discharging channel, an adjusting block is clamped in the groove, and the side surface of the adjusting block is connected with a cylinder through a connecting rod. The utility model has scientific and reasonable structural design, and the transverse position of the regulating block can be regulated under the action of the air cylinder by arranging the regulating block in the groove communicated with the blanking channel as a regulating mechanism, so that the regulating block enters the blanking channel to achieve the purpose of regulating the interception area of the channel.

Description

Injection mold convenient to control material flow velocity

Technical Field

The utility model relates to the technical field of injection mold equipment, in particular to an injection mold convenient for controlling the flow rate of a material flow.

Background

The injection mold is a tool for producing plastic products; is also a tool for endowing plastic products with complete structure and precise dimensions. Injection molding is a process used in mass production of parts of complex shape. Specifically, the heated and melted plastic is injected into a die cavity at high pressure by an injection molding machine, and a formed product is obtained after cooling and solidification, and the plastic die is divided into two plastic dies of a thermosetting plastic die according to the forming characteristics; molding processes are classified into transfer molding, blow molding, casting, thermoforming, hot molding (compression molding), injection molding, and the like. The existing injection mold can not limit the flow and the flow speed of materials when in use, and the materials are easy to overflow when the flow speed is too large, so that the injection molding quality is affected, and a large amount of time is required to be consumed for disassembling the molded workpiece. Therefore, we propose an injection mold which is convenient for controlling the flow rate of the material.

Disclosure of Invention

The utility model aims to provide an injection mold which is convenient for controlling the flow rate of a material flow, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: injection mold convenient to control material flow rate, including setting up the die holder on the base plate, the die holder upside is provided with the upper die base, the upper die base top is provided with the lifter plate, lifter plate one side spiro union has the lead screw, lead screw end connection has the motor, lifter plate opposite side swing joint has the guide arm, unloading passageway top in the upper die base is provided with the inlet pipe, be provided with flow sensor in the unloading passageway, unloading passageway side intercommunication has the recess, the card is equipped with the regulating block in the recess, the regulating block side passes through the connecting rod and is connected with the cylinder.

Preferably, the upper side of the lower die holder and the lower side of the upper die holder are correspondingly provided with forming grooves.

Preferably, the lifting plate is provided with a through hole and a threaded hole.

Preferably, an electromagnetic lock is arranged on the side face of the upper die base, the electromagnetic lock is arranged on a positioning bracket, and the positioning bracket is fixed at the top of the base plate.

Preferably, a valve is arranged on the feeding pipe.

Preferably, a guide inclined plane is arranged at the top of the adjusting block.

Compared with the prior art, the utility model has the beneficial effects that: this kind of injection mold convenient to control material flow velocity of speed, structural design is simple reasonable, has stronger practicality, through setting up lead screw and motor cooperation as actuating mechanism, under the cooperation of guide arm, can drive the upper die base fast and steadily and reciprocate, and then make things convenient for the drawing of patterns, machining efficiency has been improved, through setting up flow sensor in the unloading passageway inside, can automatic monitoring material velocity of flow, make the user can effectively know unloading speed and in time adjust, through setting up the regulating block as adjustment mechanism in the recess with unloading passageway intercommunication, can adjust the transverse position of regulating block under the effect of cylinder, make the regulating block get into the purpose of the passageway shutoff area of regulation in the unloading passageway, thereby can effectively control the velocity of flow and the flow of material, reach effective regulation's purpose.

Drawings

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

Fig. 2 is a schematic diagram of the internal structure of the upper die holder of the present utility model.

In the figure: 1 a base plate, 11 a lower die holder, 12 an upper die holder, 13 a forming groove, 14 a lifting plate, 15 a screw rod, 16 a motor, 17 a guide rod, 18 a feeding pipe, 19 an electromagnetic lock, 2 a blanking channel, 21 a flow sensor, 22 a groove, 23 an adjusting block, 24 a material guiding inclined plane, 25 a connecting rod and 26 an air cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides an injection mold convenient to control material flow rate, including setting up die holder 11 on base plate 1, the die holder 11 upside is provided with upper die holder 12, and upper die holder 12 top is provided with lifter plate 14, and lifter plate 14 one side spiro union has lead screw 15, and lead screw 15 end connection has motor 16, through setting up lead screw 15 and motor 16 cooperation as actuating mechanism, under the cooperation of guide arm 17, can drive upper die holder 12 fast and steadily and reciprocate, and then convenient drawing of patterns has improved machining efficiency, has saved process time.

The lifter plate 14 opposite side swing joint has guide arm 17, and unloading passageway 2 top in the upper die base 12 is provided with inlet pipe 18, is provided with flow sensor 21 in the unloading passageway 2, through setting up flow sensor 21 in unloading passageway 2 inside, can automatic monitoring material velocity of flow for the user can effectively know unloading speed and in time adjust.

The blanking channel 2 side communicates there is recess 22, and the recess 22 inside callipers is equipped with regulating block 23, and regulating block 23 side passes through connecting rod 25 and is connected with cylinder 26, through set up regulating block 23 as adjustment mechanism in the recess 22 with the blanking channel 2 intercommunication, can adjust the transverse position of regulating block 23 under the effect of cylinder 26 for regulating block 23 gets into the purpose that the blanking channel 2 was interior plays the regulation passageway shutoff area, thereby can effective control the velocity of flow and the flow of material, reach effective regulation's purpose.

Further, a forming groove 13 is correspondingly formed on the upper side of the lower die holder 11 and the lower side of the upper die holder 12, the top of the forming groove 13 is communicated with the feeding pipe 18 through the blanking channel 2, and during operation, materials in a high-temperature molten state enter the blanking channel 2 from the feeding pipe 18 and then enter the forming groove 13 for cooling forming.

Further, the lifting plate 14 is provided with a through hole and a threaded hole, and correspondingly, the screw rod 15 is screwed in the threaded hole, and the guide rod 17 is inserted in the through hole.

Further, an electromagnetic lock 19 is arranged on the side face of the upper die holder 12, the electromagnetic lock 19 is arranged on a positioning bracket, a lock head mechanism matched with the electromagnetic lock 19 is arranged on the side face of the upper die holder 12, and the positioning bracket is fixed on the top of the base plate 1.

Further, a valve is arranged on the feeding pipe 18, so that the feeding pipe 18 and the feeding mechanism can be connected through a pipeline.

Further, the guide inclined plane 24 is arranged at the top of the adjusting block 23, and the guide inclined plane 24 has a certain guiding effect, so that the impact force between the material and the adjusting block 23 can be reduced.

Working principle:

the injection mold convenient for controlling the material flow rate is characterized in that when the injection mold is specifically used, the top of the lower mold seat 11 is in butt joint with the bottom of the upper mold seat 12 to form a material molding area, a material in a high-temperature molten state enters the blanking channel 2 from the feeding pipe 18 and then enters the molding groove 13 for cooling molding, in the material injection process, the material flow rate is automatically monitored through the flow sensor 21 arranged in the blanking channel 2, when the material feeding rate of the material needs to be regulated and controlled, the air cylinder 26 is started through the external switch, the piston rod of the air cylinder 26 transversely moves through the connecting rod 25 and the regulating block 23, the regulating block 23 enters the blanking channel 2 to achieve the purpose of regulating the interception area of the channel, so that the flow rate and the flow rate of the material can be effectively controlled, the production problem caused by overlarge or overlarge material flow rate can be avoided, the production quality of the injection mold is ensured, the motor 16 is started after the processing is finished, the screw 15 is driven to rotate by the motor 16, and the lifting plate 14 is driven to move upwards, so that the upper mold seat 12 is separated from the lower mold seat 11, and a molded workpiece is conveniently taken out.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. Injection mold convenient to control material flow rate, including setting up die holder (11) on base plate (1), its characterized in that: the automatic feeding device is characterized in that an upper die holder (12) is arranged on the upper side of the lower die holder (11), a lifting plate (14) is arranged on the top of the upper die holder (12), a screw rod (15) is connected to one side of the lifting plate (14) in a threaded mode, a motor (16) is connected to one end of the screw rod (15), a guide rod (17) is movably connected to the other side of the lifting plate (14), a feeding pipe (18) is arranged on the top of a discharging channel (2) in the upper die holder (12), a flow sensor (21) is arranged in the discharging channel (2), a groove (22) is formed in the side face of the discharging channel (2) in a communicating mode, an adjusting block (23) is arranged in the groove (22) in a clamping mode, and the side face of the adjusting block (23) is connected with an air cylinder (26) through a connecting rod (25).

2. An injection mold for facilitating control of flow rate of a material according to claim 1, wherein: the upper side of the lower die holder (11) and the lower side of the upper die holder (12) are correspondingly provided with forming grooves (13).

3. An injection mold for facilitating control of flow rate of a material according to claim 1, wherein: the lifting plate (14) is provided with a through hole and a threaded hole.

4. An injection mold for facilitating control of flow rate of a material according to claim 1, wherein: the side of the upper die holder (12) is provided with an electromagnetic lock (19), the electromagnetic lock (19) is arranged on a positioning bracket, and the positioning bracket is fixed at the top of the base plate (1).

5. An injection mold for facilitating control of flow rate of a material according to claim 1, wherein: the feeding pipe (18) is provided with a valve.

6. An injection mold for facilitating control of flow rate of a material according to claim 1, wherein: a material guiding inclined plane (24) is arranged at the top of the adjusting block (23).