CN210910936U

CN210910936U - Material injection needle head for molding blank mold

Info

Publication number: CN210910936U
Application number: CN201921786680.9U
Authority: CN
Inventors: 周志强
Original assignee: Zhejiang Huawei New Materials Co ltd
Current assignee: Zhejiang Huawei New Materials Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-07-03
Anticipated expiration: 2029-10-23

Abstract

The utility model relates to a mould shaping technical field especially relates to a be used for fashioned notes material syringe needle of stock mould. The device comprises a material pipe, a first sliding assembly sleeved on the material pipe and a second sliding assembly sleeved on the first sliding assembly; the material pipe is provided with a feeding hole and a discharging hole, and the feeding hole is communicated with the material box; the first sliding assembly comprises a pipe sleeve, a first connecting seat arranged at one end of the pipe sleeve close to the discharge hole, a limiting ring arranged at the other end of the pipe sleeve and a first control piece for controlling the pipe sleeve to move; the first connecting seat is hinged with a plurality of movable rods, and elastic cloth is laid between the movable rods; the second sliding assembly comprises a second connecting seat sleeved on the pipe sleeve, a traction rod hinged with the second connecting seat and a second control piece for controlling the second connecting seat to move, and the traction rod is hinged with the free end of the movable rod. The utility model discloses a mainly used column product mould shaping, it stretches into behind the mould, can extend so that the stock evenly injects every position of mould cavity, guarantees mould shaping quality.

Description

Material injection needle head for molding blank mold

Technical Field

The utility model relates to a mould shaping technical field especially relates to a be used for fashioned notes material syringe needle of stock mould.

Background

In the production process of columnar products, such as screw rods, sports mark rods, billiard rods, fishing rods, crutches and other products, a columnar integral forming body can be manufactured by adopting a mold forming mode. The molding of the mold refers to a process of injecting a flowing blank into a mold cavity and finally hardening and shaping in the mold cavity. The mold generally has an internal hollow structure formed by two or more shells, the shape of the internal cavity is the shape of a product, and then an opening for injecting a blank into the cavity is formed in one shell. When carrying out the mould shaping of column product, often set up the opening at the mould tip, the air was gone into when simultaneously in order to prevent annotating the material, and this kind of opening often is narrower, consequently, in order to be able to stretch into the cavity through the opening, annotate the material syringe needle diameter of material machine and often be less. However, due to the design of the material injection needle, during material injection, due to poor flowability of the blank, the blank injected by the material injection needle is concentrated in the middle of the cavity and is difficult to flow to the periphery of the cavity, so that the shape of a product obtained by mold molding cannot meet the requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the above problem, provide a mainly used column product mould shaping, and stretch into behind the mould, can extend so that the stock evenly injects every position of mould cavity, guarantees the notes material syringe needle of mould shaping quality.

The technical scheme of the utility model for solving the problems is to provide a material injection needle head for blank mould forming, which comprises a material pipe, a first sliding component sleeved outside the material pipe and a second sliding component sleeved outside the first sliding component; the material pipe is provided with a feeding hole and a discharging hole, and the feeding hole is communicated with the material box; the first sliding assembly comprises a pipe sleeve, a first connecting seat arranged at one end, close to the discharge port, of the pipe sleeve, a limiting ring arranged at the other end of the pipe sleeve and a first control piece for controlling the pipe sleeve to move along the material pipe; the first connecting seat is hinged with a plurality of movable rods, and elastic cloth is laid between the movable rods; the second sliding assembly comprises a second connecting seat sleeved on the pipe sleeve, a traction rod hinged with the second connecting seat and a second control piece for controlling the second connecting seat to move along the pipe sleeve, and the traction rod is hinged with the free end of the movable rod.

Preferably, the first control part comprises a traction rope arranged on the limit ring and a tractor connected with the traction rope; the outer wall of the material pipe is provided with a vertical sliding groove, and the inner wall of the pipe sleeve is provided with a convex block inserted into the vertical sliding groove; the material of the first connecting seat is high-density material.

Preferably, the second control element comprises a traction rope arranged on the second connecting seat and a tractor connected with the traction rope; the outer wall of the pipe sleeve is provided with a vertical sliding groove, and the inner wall of the second connecting seat is provided with a convex block inserted into the vertical sliding groove; the material of the second connecting seat is high-density material.

Preferably, the first control part comprises an external thread arranged on the outer wall of the material pipe, an internal thread arranged on the inner wall of the pipe sleeve and connected with the external thread of the material pipe, and a control ring arranged on the limiting ring, and the control ring is provided with a control handle.

Preferably, the length of the traction rod is smaller than that of the material pipe.

Preferably, the length of the movable rod and the length of the pipe sleeve are both smaller than that of the traction rod.

Preferably, the material pipe is close to the discharge port, one section of the material pipe with the length of 1-3cm is a discharge section, and a plurality of through holes are formed in the pipe wall of the discharge section.

Preferably, a spiral feeder is installed in the material pipe, and the outer diameter of the part of the spiral feeder, which is positioned at the discharging section, increases progressively along the discharging direction of the material pipe.

Preferably, the control end of the screw feeder extends into the magazine and through the magazine to connect with the motor output shaft.

The utility model has the advantages that:

after the material injection needle head with the narrow head extends into the cavity of the columnar mold, the second connecting seat drives the traction rod to lift, so that the movable rod and the elastic cloth are driven to unfold to form a floor with the diameter approximately equal to the inner diameter of the columnar mold. After the blanks are discharged from the discharge port, the pipe sleeve is moved downwards, so that the paving plate is driven to move downwards, the blanks gathered near the discharge port are scattered and spread, the blanks are uniformly paved in the die, and the forming quality of the die is ensured.

Drawings

FIG. 1 is a schematic illustration of an injection needle for blank mold formation prior to deployment;

fig. 2 is a schematic view of an injection needle for molding a blank mold after being unfolded.

In the figure: 100-material pipe, 101-discharging section, 102-spiral feeder, 110-feeding port and 120-discharging port; 210-a pipe sleeve, 220-a first connecting seat, 221-a movable rod and 230-a limiting ring; 310-second connecting seat, 311-traction rod.

Detailed Description

The following are embodiments of the present invention and the accompanying drawings are used to further describe the technical solutions of the present invention, but the present invention is not limited to these embodiments.

An injection needle for molding a blank mold, as shown in fig. 1 and 2, includes a material tube 100, a first sliding assembly sleeved outside the material tube 100, and a second sliding assembly sleeved outside the first sliding assembly; the material pipe 100 has a feed inlet 110 and a discharge outlet 120.

The feed inlet 110 can be communicated with the feed box through a telescopic material pipe, the feed inlet 110 can be directly connected with the feed box, the feed box is connected with the mounting frame through a telescopic structure, and the injection needle can penetrate into the inner cavity of the mold to inject materials.

The first sliding assembly includes a pipe sleeve 210, a first connecting seat 220 disposed at one end of the pipe sleeve 210 close to the discharge port 120, a limit ring 230 disposed at the other end of the pipe sleeve 210, and a first control member for controlling the pipe sleeve 210 to move up and down along the material pipe 100, and the first connecting seat 220 and the limit ring 230 can be both fixedly connected to the pipe sleeve 210. The limiting ring 230 is used to limit the moving range of the second connecting seat 310. A plurality of movable rods 221 are hinged on the first connecting seat 220, and elastic cloth is laid between the movable rods 221; the second sliding assembly comprises a second connecting seat 310 sleeved on the pipe sleeve 210, a traction rod 311 hinged with the second connecting seat 310 and a second control piece for controlling the second connecting seat 310 to move up and down along the pipe sleeve, the traction rod 311 is hinged with the free end of the movable rod 221, the length of the traction rod 311 is smaller than that of the material pipe 100, and the lengths of the movable rod 221 and the pipe sleeve 210 are smaller than that of the traction rod 311.

When the device is used, the furled injecting needle shown in fig. 1 is inserted into a narrow opening of a mold, the second connecting seat 310 is moved upwards, the draw bar 311 hinged on the second connecting seat drives the movable rod 221 and the elastic cloth connected on the movable rod 221 to be unfolded until the connecting part of the movable rod 221 and the draw bar 311 is abutted against the inner wall of the mold, so as to form a plank with the diameter equal to the diameter of the container body, as shown in fig. 2. When the number of the movable rods 221 is large enough, the area of the plank where the elastic cloth is located is small, and the rigid movable rods 221 can help to better pave the material. The blank is introduced into the material pipe 100 from the material inlet 110, the blank is discharged from the material outlet 120 and accumulated near the material outlet 120, at this time, the first connecting seat 220 is moved downwards, the planking is driven to lay the blank in the mold, and the molding quality of the mold is ensured.

In order to control the up-and-down movement of the first connecting seat 220 and the second connecting seat 310, the first control element may include a traction rope disposed on the position-limiting ring 230 and a traction machine connected to the traction rope; the outer wall of the material pipe 100 is provided with a vertical sliding chute, and the inner wall of the pipe sleeve 210 is provided with a convex block inserted into the vertical sliding chute; the material of the first connecting seat 220 is selected from high-density materials. The pipe sleeve 210 and the first connecting seat 220 can move upwards through the traction of the traction machine and the traction rope; after the pulling rope is loosened, the first connection seat 220 made of high-density material can move downwards under the action of gravity. The vertical sliding groove and the convex block can improve the fluency of moving up and down. Similarly, the second control element comprises a traction rope arranged on the second connecting seat 310 and a tractor connected with the traction rope; the outer wall of the pipe sleeve 210 is provided with a vertical sliding groove, and the inner wall of the second connecting seat 310 is provided with a convex block inserted into the vertical sliding groove; the material of the second connecting seat 310 is selected from high-density materials.

In addition, for the effect that the blank was paved to make the bed plate better, the removal of control first connecting seat 220 can not use the form of haulage rope, but material pipe 100 outer wall has the material pipe external screw thread, pipe box 210 has with material pipe external screw thread complex internal thread, spacing ring 230 still is equipped with the control ring, and the tip of control ring is equipped with the control handle, moves down the control handle through rotating, can drive the bed plate and rotate and move down, realizes better stone effect through rotating the effect.

Particularly, the material pipe 100 is close to the material outlet 120, one section of the material pipe with the length of 1-3cm is a material outlet section 101, a plurality of through holes are formed in the material outlet section 101, and blanks can overflow from the through holes so as to improve the material injection efficiency.

The material pipe 100 is internally provided with a spiral feeder 102, the outer diameter of the part of the spiral feeder 102, which is positioned on the discharging section 101, increases gradually along the discharging direction in the material pipe 100, the control end of the spiral feeder 102 extends into the bin and penetrates through the bin to be connected with the output shaft of the motor, and the blank can be fed into the discharging section 101 under the action of the spiral feeder 102 and is discharged from the through hole and the discharging hole 120 under the action of the rotating spiral feeder 102.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a be used for fashioned notes material syringe needle of stock mould which characterized in that: the device comprises a material pipe (100), a first sliding assembly sleeved outside the material pipe (100) and a second sliding assembly sleeved outside the first sliding assembly; the material pipe (100) is provided with a feeding hole (110) and a discharging hole (120), and the feeding hole (110) is communicated with the material box; the first sliding assembly comprises a pipe sleeve (210), a first connecting seat (220) arranged at one end, close to the discharge hole (120), of the pipe sleeve (210), a limiting ring (230) arranged at the other end of the pipe sleeve (210) and a first control piece for controlling the pipe sleeve (210) to move along the material pipe (100); the first connecting seat (220) is hinged with a plurality of movable rods (221), and elastic cloth is laid between the movable rods (221); the second sliding assembly comprises a second connecting seat (310) sleeved on the pipe sleeve (210), a traction rod (311) hinged with the second connecting seat (310) and a second control piece for controlling the second connecting seat (310) to move along the pipe sleeve (210), and the traction rod (311) is hinged with the free end of the movable rod (221).

2. The injection needle for molding the blank mold according to claim 1, wherein: the first control piece comprises a traction rope arranged on the limiting ring (230) and a tractor connected with the traction rope; the outer wall of the material pipe (100) is provided with a vertical sliding groove, and the inner wall of the pipe sleeve (210) is provided with a convex block inserted into the vertical sliding groove; the material of the first connecting seat (220) is high-density material.

3. The injection needle for molding the blank mold according to claim 1, wherein: the second control element comprises a traction rope arranged on the second connecting seat (310) and a tractor connected with the traction rope; the outer wall of the pipe sleeve (210) is provided with a vertical sliding groove, and the inner wall of the second connecting seat is provided with a convex block inserted into the vertical sliding groove; the material of the second connecting seat (310) is high-density material.

4. The injection needle for molding the blank mold according to claim 1, wherein: the first control piece comprises an external thread arranged on the outer wall of the material pipe (100), an internal thread arranged on the inner wall of the pipe sleeve (210) and connected with the external thread of the material pipe, and a control ring arranged on the limiting ring (230), wherein the control ring is provided with a control handle.

5. The injection needle for molding the blank mold according to claim 1, wherein: the length of the traction rod (311) is smaller than that of the material pipe (100).

6. The injection needle for molding the blank mold according to claim 5, wherein: the lengths of the movable rod (221) and the pipe sleeve (210) are both smaller than that of the traction rod (311).

7. The injection needle for molding the blank mold according to claim 1, wherein: the material pipe (100) is close to the discharge hole (120), one section with the length of 1-3cm is a discharge section (101), and a plurality of through holes are formed in the pipe wall of the discharge section (101).

8. The injection needle for molding the blank mold according to claim 1, wherein: the feeding device is characterized in that a spiral feeder (102) is installed in the feeding pipe (100), and the outer diameter of the part, located on the discharging section (101), of the spiral feeder (102) increases progressively along the discharging direction of the feeding pipe (100).

9. The injection needle for molding the blank mold according to claim 8, wherein: the control end of the screw feeder (102) extends into the feed bin and through the feed bin to connect with the motor output shaft.