CN210308866U

CN210308866U - Special injection molding mold for light seven-leg plastic tray

Info

Publication number: CN210308866U
Application number: CN201921019907.7U
Authority: CN
Inventors: 陈海斌
Original assignee: Jiangsu Ximat Plastic Industry Co Ltd
Current assignee: Jiangsu Ximat Plastic Industry Co Ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-04-14
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses a light-duty seven foot plastic tray injection moulding special mould, including movable mould seat and cover half seat, the front end of movable mould seat is equipped with the movable mould board, and the back of movable mould seat is equipped with the fixing base, the fixing base passes through slide bar and frame sliding connection, and is equipped with the first pneumatic cylinder of a plurality of in the fixing base, be equipped with first ejector pin on the hydraulic pressure post of first pneumatic cylinder, the middle part of fixing base is equipped with the second pneumatic cylinder, and is equipped with the second ejector pin on the hydraulic pressure post of second pneumatic cylinder, the second ejector pin is cylindricly, and the second ejector pin is hollow structure, the inside electric putter that is equipped with of second ejector pin, the front end of second ejector pin is equipped with the backup pad, torsional spring and second ejector pin elastic connection are passed through to the one end. Compare with traditional light-duty seven foot plastics tray injection moulding moulds, the utility model discloses a setting up of second ejector pin and backup pad has simplified the operating procedure of manipulator, has reduced its displacement distance.

Description

Special injection molding mold for light seven-leg plastic tray

Technical Field

The utility model relates to a plastics tray forming die technical field specifically is a seven foot plastics tray injection moulding special mould of light-duty.

Background

The plastic tray is a logistics unit matched with logistics equipment such as a forklift, a goods shelf and the like. The material flow storage device can be used for storing, loading and carrying goods, and is one of the necessary material flow devices in modern material flow storage. The plastic tray has the advantages of high bearing performance, long service life and the like, and is widely applied to the fields of chemical industry, light textile industry, manufacturing industry and the like. Because the application range and the application field are wider, the plastic tray has more specifications and standards, wherein the seven-leg tray is a common plastic tray. The existing seven-leg plastic tray is mostly manufactured by an injection mold, and in the production process through the injection mold, the material is taken and placed to be a difficult point. The process is complicated and increases the energy consumption.

Therefore, a special mould for injection molding of the light seven-leg plastic tray is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a light-duty seven foot plastics tray injection moulding special mould to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a special die for injection molding of a light seven-pin plastic tray comprises a movable die holder and a fixed die holder, wherein a movable die plate is arranged at the front end of the movable die holder, a fixed seat is arranged at the back of the movable die holder, the fixed seat is connected with a frame in a sliding manner through a sliding rod, a plurality of first hydraulic cylinders are arranged in the fixed seat, first ejector rods are arranged on hydraulic columns of the first hydraulic cylinders, second hydraulic cylinders are arranged in the middle of the fixed seat, second ejector rods are arranged on hydraulic columns of the second hydraulic cylinders, the second ejector rods are cylindrical and are of hollow structures, electric push rods are arranged in the second ejector rods, a supporting plate is arranged at the front end of each second ejector rod, one end of the supporting plate is elastically connected with the second ejector rod through a torsion spring, the supporting plate is arc-shaped, a V-shaped groove is formed in the upper end of the supporting plate, a baffle is arranged at the front end of, the baffle is elastically connected with a piston rod of the electric push rod through a spiral spring, a male die and a movable die are arranged at the front end of the movable die plate, a first through hole matched with the first ejector rod is formed in the movable die plate, a second through hole matched with the second ejector rod is formed in the middle of the movable die plate, and a fixed die plate is arranged at the front end of the fixed die seat.

The device is characterized in that a second ejector rod is arranged in the middle of a fixed seat, a supporting plate and an electric push rod are arranged at the front end of the second ejector rod, a baffle plate is arranged at the front end of the supporting plate, the baffle plate is arranged to prevent materials from entering the second ejector rod during injection molding, the baffle plate can be pulled inwards through the electric push rod, when the ejection at the final stage of injection molding processing is carried out, the materials are slightly ejected out of a male die by a certain distance through the first ejector rod, then the materials are completely ejected through the second ejector rod, the supporting plate can fix the materials under the action of a V-shaped bulge on the materials and a V-shaped groove on the supporting plate, one end of the supporting plate is elastically connected with the second ejector rod through a torsion spring, the supporting plate can be turned upwards for a certain angle, so that when the materials are taken out through a manipulator, the manipulator only needs to move up and down, and then the, when the workpiece moves upwards under the driving of the manipulator, the supporting plate can be turned upwards and finally falls off from the pad foot in the middle of the workpiece.

Preferably, the electric push rod is fixedly connected with the second ejector rod through a screw, and the model of the electric push rod is NKLA 31.

Preferably, four cylinders are symmetrically arranged on the outer side of the movable die holder, and piston rods of the cylinders are fixedly connected with the movable die.

The movable die can be pushed by the air cylinder, and the movable die is used in cooperation with the male die to form the pad feet of the plastic tray.

Preferably, one end of the frame, which is far away from the fixed die plate, is provided with a third hydraulic cylinder for pushing and pulling the fixed seat.

This setting can drive the fixing base motion through the third pneumatic cylinder.

Preferably, the number of the first through holes is four, and the first through holes are distributed on the movable template in a square shape.

Preferably, the movable mold base is provided with an opening communicated with the first through hole and the second through hole.

The first ejector rod and the second ejector rod arranged on the fixed seat can sequentially penetrate through the movable die holder and the movable die plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model arranges a second mandril in the middle of the fixed seat, the front end of the second mandril is provided with a supporting plate and an electric push rod, the front end of the supporting plate is provided with a baffle plate, the baffle plate is arranged to prevent the material from entering the second mandril during the injection molding, the baffle plate can be pulled inwards by the electric push rod, when the ejection of the final stage of the injection molding processing is carried out, the material is slightly ejected out from the male die by the first mandril for a certain distance, then the material is completely ejected by the second mandril, the material is fixed by the supporting plate under the action of the V-shaped bulge on the material and the V-shaped groove on the supporting plate, one end of the supporting plate is elastically connected with the second mandril by the torsional spring, the supporting plate can be turned upwards for a certain angle, thus, when the material is taken by the manipulator, the manipulator only needs to move up and down, then the workpiece is, when the workpiece moves upwards under the driving of the manipulator, the supporting plate can be turned upwards and finally falls off from the pad foot in the middle of the workpiece. Compare with traditional light-duty seven foot plastics tray injection moulding moulds, the utility model discloses a setting up of second ejector pin and backup pad has simplified the operating procedure of manipulator, has reduced its displacement distance.

Drawings

FIG. 1 is a side view of the overall structure of the present invention;

FIG. 2 is a front view of the movable mold base of the present invention;

FIG. 3 is a schematic view of the second post rod of the present invention;

fig. 4 is a front view of the second push rod of the present invention;

fig. 5 is a schematic view of the baffle structure of the present invention.

In the figure: 1. a movable die holder; 2. fixing a die holder; 3. moving the template; 4. a fixed seat; 5. a slide bar; 6. a frame; 7. a first hydraulic cylinder; 8. a first ejector rod; 9. a second hydraulic cylinder; 10. a second ejector rod; 11. an electric push rod; 12. a support plate; 13. a V-shaped groove; 14. a baffle plate; 15. a coil spring; 16. a male die; 17. moving the mold; 18. a first through hole; 19. a second through hole; 20. fixing a template; 21. a cylinder; 22. and a third hydraulic cylinder.

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. 1-5, the utility model provides a special mold for injection molding of a light seven-pin plastic tray, comprising a movable mold base 1 and a fixed mold base 2, wherein a movable mold plate 3 is arranged at the front end of the movable mold base 1, a fixed seat 4 is arranged at the back of the movable mold base 1, the fixed seat 4 is connected with a frame 6 in a sliding manner through a slide bar 5, a plurality of first hydraulic cylinders 7 are arranged in the fixed seat 4, first ejector pins 8 are arranged on hydraulic columns of the first hydraulic cylinders 7, a second hydraulic cylinder 9 is arranged in the middle of the fixed seat 4, a second ejector pin 10 is arranged on a hydraulic column of the second hydraulic cylinder 9, the second ejector pin 10 is cylindrical, the second ejector pin 10 is of a hollow structure, an electric push rod 11 is arranged in the second ejector pin 10, a support plate 12 is arranged at the front end of the second ejector pin 10, one end of the support plate 12 is elastically connected with the second, the utility model discloses a die holder, including backup pad 12, baffle 16 and movable mould 17, backup pad 12 is the arc, and the upper end of backup pad 12 is equipped with V-arrangement groove 13, the front end of backup pad 12 is equipped with baffle 14, and through spout sliding connection between baffle 14 and the backup pad 12, still through 15 elastic connection of coil spring between baffle 14 and electric putter 11's the piston rod, the front end of movable mould board 3 is equipped with terrace die 16 and movable mould 17, be equipped with on the movable mould board 3 with first ejector pin 8 assorted first through-hole 18, and the middle part of movable mould board 3 be equipped with second ejector pin 10 assorted second through-hole 19, the front end of fixed die base 2 is equipped.

Specifically, the electric push rod 11 is fixedly connected with the second ejector rod 10 through a screw, and the model of the electric push rod 11 is NKLA 31.

Specifically, four air cylinders 21 are symmetrically arranged on the outer side of the movable die holder 1, and piston rods of the air cylinders 21 are fixedly connected with the movable die 17.

Specifically, a third hydraulic cylinder 22 for pushing and pulling the fixed seat 4 is arranged at one end of the frame 6 away from the fixed die plate 20.

Specifically, the number of the first through holes 18 is four, and the first through holes 18 are distributed on the movable die plate 3 in a square shape.

Specifically, the movable die holder 1 is provided with an opening communicated with the first through hole 18 and the second through hole 19.

When the injection molding machine is used, the movable die holder 1 can be driven to move through the third hydraulic cylinder 22, after injection molding is carried out, the first hydraulic cylinder 7 works to drive the first ejector rod 8 to slightly eject a material out of the male die 16 for a certain distance, then the material is completely ejected through the second ejector rod 10, the second ejector rod 10 is inserted in a pad foot in the middle of a tray, one end, facing the movable die plate 3, of the pad foot of the tray is provided with a circular opening, so that the material is fixed by the support plate 12 under the action of a V-shaped bulge in the pad foot and a V-shaped groove 13 in the support plate 12, one end of the support plate 12 is elastically connected with the second ejector rod 10 through a torsion spring, the support plate 12 can be turned upwards for a certain angle, when the material is taken through the manipulator, the manipulator only needs to move up and down, then the workpiece is clamped through a clamping jaw to take out of the injection molding machine, before the grabbing, the electric push, the baffle plate 14 does not obstruct the movement of the support plate 12, and when the workpiece moves upwards under the drive of the manipulator, the support plate 12 is turned upwards and finally falls off from the pad at the middle part of the workpiece.

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 a light-duty seven foot plastics tray injection moulding special mould, includes movable mould seat (1) and cover half seat (2), its characterized in that: the front end of the movable die holder (1) is provided with a movable die plate (3), the back of the movable die holder (1) is provided with a fixed seat (4), the fixed seat (4) is connected with a rack (6) in a sliding manner through a sliding rod (5), the fixed seat (4) is internally provided with a plurality of first hydraulic cylinders (7), a hydraulic column of each first hydraulic cylinder (7) is provided with a first ejector rod (8), the middle part of the fixed seat (4) is provided with a second hydraulic cylinder (9), a hydraulic column of each second hydraulic cylinder (9) is provided with a second ejector rod (10), each second ejector rod (10) is cylindrical, each second ejector rod (10) is of a hollow structure, an electric push rod (11) is arranged inside each second ejector rod (10), the front end of each second ejector rod (10) is provided with a support plate (12), one end of each support plate (12) is elastically connected with the corresponding second ejector rod (10) through a torsion spring, and each support plate, and the upper end of backup pad (12) is equipped with V-arrangement groove (13), the front end of backup pad (12) is equipped with baffle (14), and through spout sliding connection between baffle (14) and backup pad (12), still through coil spring (15) elastic connection between the piston rod of baffle (14) and electric putter (11), the front end of movable mould board (3) is equipped with terrace die (16) and movable mould (17), be equipped with on movable mould board (3) with first ejector pin (8) assorted first through-hole (18), and the middle part of movable mould board (3) be equipped with second ejector pin (10) assorted second through-hole (19), the front end of fixed die base (2) is equipped with fixed die plate (20).

2. The special mold for injection molding of the light seven-leg plastic tray according to claim 1, characterized in that: the electric push rod (11) is fixedly connected with the second ejector rod (10) through a screw, and the model of the electric push rod (11) is NKLA 31.

3. The special mold for injection molding of the light seven-leg plastic tray according to claim 1, characterized in that: the outer side of the movable die holder (1) is symmetrically provided with four cylinders (21), and piston rods of the cylinders (21) are fixedly connected with the movable die (17).

4. The special mold for injection molding of the light seven-leg plastic tray according to claim 1, characterized in that: and a third hydraulic cylinder (22) for pushing and pulling the fixed seat (4) is arranged at one end of the rack (6) far away from the fixed template (20).

5. The special mold for injection molding of the light seven-leg plastic tray according to claim 1, characterized in that: the number of the first through holes (18) is four, and the first through holes (18) are distributed on the movable template (3) in a square shape.

6. The special mold for injection molding of the light seven-leg plastic tray according to claim 1, characterized in that: the movable die holder (1) is provided with an opening communicated with the first through hole (18) and the second through hole (19).