CN212446150U

CN212446150U - PLC bottom plate injection mold

Info

Publication number: CN212446150U
Application number: CN202020356951.3U
Authority: CN
Inventors: 陈金裕
Original assignee: Shandong Haiyao Electronic Technology Co ltd
Current assignee: Shandong Haiyao Electronic Technology Co ltd
Priority date: 2020-03-20
Filing date: 2020-03-20
Publication date: 2021-02-02
Anticipated expiration: 2030-03-20

Abstract

The utility model discloses a PLC bottom plate injection mold, the on-line screen storage device comprises a base, the top central point of base puts and is provided with the lower mould, there is the frame on the top of base through bolt locking, the inner chamber top of frame is provided with hydraulic telescoping rod, hydraulic telescoping rod's bottom is provided with the mould, the inner chamber of going up the mould is pegged graft and is had the pipe of moulding plastics, the inner chamber bottom left side of lower mould is provided with the motor, the outer loop of equal fixedly connected with bearing is controlled on the inner chamber top of lower mould, the inner ring interference fit of bearing has the screw rod, and the output of motor and the bottom fixed connection of screw rod, the outer wall threaded connection of. This PLC bottom plate injection mold, the device can effectually make things convenient for injection mold to carry out quick drawing of patterns operation to the work piece, avoids the work piece to glue on the inner wall of injection mold die cavity, has increased convenience and the practicality that injection mold used, more accords with actual user demand.

Description

PLC bottom plate injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is a PLC bottom plate injection mold.

Background

A die (mj-mu), various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and the like in industrial production, in short, the die is a tool for manufacturing a molded article, the tool is composed of various parts, different dies are composed of different parts, the processing of the appearance of the article is realized mainly by changing the physical state of the molded material, and the die is plain with the name of 'industrial mother';

after the existing PLC bottom plate injection mold completes injection molding, when the mold is opened, the phenomenon of adhesion between a workpiece and a mold cavity easily occurs, the workpiece is inconvenient to take down, the demolding failure is caused, the workpiece is required to be manually taken down by a worker, the operation is time-consuming and labor-consuming, the convenience and the practicability of the injection mold are reduced, and the practical use requirement is not met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PLC bottom plate injection mold can solve the injection mold easy problem of taking place to glue the wall among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a PLC bottom plate injection mold,

comprises a base, a lower die is arranged at the central position of the top end of the base, a frame is locked at the top end of the base through a bolt, the top end of the inner cavity of the frame is provided with a hydraulic telescopic rod, the bottom end of the hydraulic telescopic rod is provided with an upper die, an injection molding pipe is inserted into the inner cavity of the upper die, a motor is arranged on the left side of the bottom end of the inner cavity of the lower die, the left and the right of the top end of the inner cavity of the lower die are fixedly connected with outer rings of bearings, the inner rings of the bearings are in interference fit with screw rods, the output end of the motor is fixedly connected with the bottom end of the screw rod, the outer wall of the screw rod is connected with a fixing plate in a threaded manner, the bottom end of the outer wall of the screw rod is provided with a chain wheel, the outer wall of the chain wheel is connected with a chain, the surface of the top end of the lower die is provided with an injection molding cavity, a bottom plate is arranged at the bottom end of an inner cavity of the injection molding cavity, second round rods are arranged on the left side and the right side of the bottom end of the bottom plate, and rectangular blocks are arranged at the bottom ends of the second round rods;

the demolding mechanisms are arranged on the left side and the right side of the top end of the fixing plate;

and the ejection mechanism is arranged at the center of the top end of the fixed plate.

Preferably, the demolding mechanism comprises a first connecting rod, a first connecting plate is arranged on the top end of the first connecting rod, a first spring is arranged on the top end of the first connecting plate, a second connecting plate is arranged on the top end of the first spring, a second connecting rod is arranged on the top end of the second connecting plate, a supporting seat is arranged on the inner side of the second connecting rod, and a supporting block is arranged on the outer side of the second connecting rod.

Preferably, the number of the supporting seats is two, and the two supporting seats are respectively positioned on the left side and the right side of the inner cavity of the injection molding cavity.

Preferably, the ejection mechanism comprises a second spring, a supporting plate is arranged at the top end of the second spring, a first round rod is arranged at the top end of the supporting plate, and a baffle is arranged at the bottom end of the outer wall of the first round rod.

Preferably, the supporting plate and the baffle plate are respectively positioned at the upper end and the lower end of the rectangular block.

Compared with the prior art, the beneficial effects of the utility model are that: this PLC bottom plate injection mold, through screw rod and fixed plate threaded connection's relation, make the fixed plate drive the head rod, the second connecting rod, supporting seat and work piece rebound, and shift out the inner chamber in chamber of moulding plastics, avoid the work piece to glue on the inner wall in chamber of moulding plastics, through promoting the work piece when the bottom plate and shift out the back from the inner chamber in chamber of moulding plastics, the inner wall contact of rectangular block and lower mould, the top through first round bar promotes the work piece and from the top disconnection contact of bottom plate, accomplish drawing of patterns operation, avoid the work piece to glue the inner wall in chamber of moulding plastics, on the outer wall of supporting seat and bottom plate, the device can effectually make things convenient for injection mold to carry out quick drawing of patterns operation to the work piece, avoid the work piece to glue on the inner wall in injection mold die cavity, lead to drawing of patterns failure, manpower and material resources are saved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the lower mold of the present invention;

fig. 3 is a top view of the chain of the present invention.

In the figure: 1. the base, 2, demoulding mechanism, 21, the first connecting rod, 22, the first connecting plate, 23, first spring, 24, the second connecting plate, 25, the second connecting rod, 26, supporting seat, 27, the supporting shoe, 3, ejection mechanism, 31, the second spring, 32, the backup pad, 33, first round bar, 34, the baffle, 4, the lower mould, 5, the frame, 6, the hydraulic telescoping rod, 7, go up the mould, 8, the injection molding pipe, 9, the motor, 10, the screw rod, 11, the fixed plate, 12, the injection molding chamber, 13, the sprocket, 14, the chain, 15, the bottom plate, 16, the second round bar, 17, the rectangular block.

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. 1-3, the present invention provides a technical solution: a PLC bottom plate injection mold comprises a base 1, a lower mold 4 is arranged at the center position of the top end of the base 1, a frame 5 is locked at the top end of the base 1 through bolts, a hydraulic telescopic rod 6 is arranged at the top end of an inner cavity of the frame 5, an upper mold 7 is arranged at the bottom end of the hydraulic telescopic rod 6, an injection molding pipe 8 is inserted into an inner cavity of the upper mold 7, a motor 9 is arranged on the left side of the bottom end of the inner cavity of the lower mold 4, the left side and the right side of the top end of the inner cavity of the lower mold 4 are fixedly connected with an outer ring of a bearing, the inner ring of the bearing is in interference fit with a screw rod 10, after the motor 9 is normally started, the screw rod 10 and a chain wheel 13 are driven to rotate, a fixing plate 11 drives a first connecting rod 21, a second connecting rod 25, a supporting seat 26 and a workpiece to move, the bottom end of the outer wall of the screw rod 10 is provided with a chain wheel 13, the chain of the outer wall of the chain wheel 13 is connected with a chain 14, after the motor 9 is normally started, the screw rod 10 and the chain wheel 13 are enabled to rotate, the fixing plate 11 is enabled to drive the second spring 31 through the screw rod 10, the first round rod 33, the bottom plate 15 and a workpiece move upwards, after the bottom plate 15 pushes the workpiece to move out of the inner cavity of the injection molding cavity 12, the workpiece is pushed to be in disconnection contact with the top end of the bottom plate 15 through the top end of the first round rod 33, the injection molding cavity 12 is arranged on the surface of the top end of the lower die 4, the bottom plate 15 is arranged at the bottom end of the inner cavity of the injection molding cavity 12, the second round rods 16 are arranged on the left side and the right side of the bottom end of the bottom plate 15, the rectangular blocks 17 are arranged.

As a preferable scheme, further, the demolding mechanism 2 includes a first connecting rod 21, a first connecting plate 22 is disposed at a top end of the first connecting rod 21, a first spring 23 is disposed at a top end of the first connecting plate 22, a second connecting plate 24 is disposed at a top end of the first spring 23, a second connecting rod 25 is disposed at a top end of the second connecting plate 24, a supporting seat 26 is disposed at an inner side of the second connecting rod 25, a supporting block 27 is disposed at an outer side of the second connecting rod 25, after the motor 9 is normally started, the screw 10 and the sprocket 13 are made to rotate, the fixing plate 11 is made to drive the first connecting rod 21, the second connecting rod 25, the supporting seat 26 and the workpiece to move upwards through the screw 10, and the workpiece is conveniently moved out of the.

Preferably, the number of the supporting seats 26 is two, and the two supporting seats 26 are respectively located on the left and right sides of the inner cavity of the injection molding cavity 12, so that the fixing plate 11 drives the first connecting rod 21, the second connecting rod 25, the supporting seats 26 and the workpiece to move upwards and move out of the inner cavity of the injection molding cavity 12 through the threaded connection relationship between the screw rod 10 and the fixing plate 11, and the workpiece is prevented from being stuck on the inner wall of the injection molding cavity 12.

Preferably, the ejection mechanism 3 further includes a second spring 31, a supporting plate 32 is disposed at a top end of the second spring 31, a first round rod 33 is disposed at a top end of the supporting plate 32, a baffle 34 is disposed at a bottom end of an outer wall of the first round rod 33, the screw 10 and the sprocket 13 are driven to rotate after the motor 9 is normally started, the fixing plate 11 is driven by the screw 10 to drive the second spring 31, the first round rod 33, the bottom plate 15 and the workpiece to move upward, and when the bottom plate 15 pushes the workpiece to move out of the inner cavity of the injection molding cavity 12, the workpiece is pushed by a top end of the first round rod 33 to be out of contact with a top end of the bottom plate 15.

Preferably, the supporting plate 32 and the blocking plate 34 are respectively located at the upper end and the lower end of the rectangular block 17, and the rectangular block 17 is in contact with the inner wall of the lower mold 4 after the bottom plate 15 pushes the workpiece to move out of the inner cavity of the injection molding cavity 12, and the workpiece is pushed by the top end of the first round rod 33 to be disconnected from the top end of the bottom plate 15, so that the demolding operation is completed, and the workpiece is prevented from being stuck on the inner wall of the injection molding cavity 12, the supporting seat 26 and the outer wall of the bottom plate 15.

All the electrical components and parts in the present case are universal standard components or components known by those skilled in the art, the structure and principle of the components are known by technical manuals or conventional experimental methods, the model and the present scheme can be adapted to operate normally, all the electrical components and the power supply adapted to the electrical components in the present case are connected through a wire, and an appropriate controller is selected according to actual conditions to meet control requirements, and specific connection and control sequences are determined.

When the injection molding machine is used, injection molding materials are injected into an inner cavity of an injection molding cavity 12 through an injection molding pipe 8, after a workpiece is cooled and molded, an upper mold 7 and the injection molding pipe 8 are pulled to move upwards after a hydraulic telescopic rod 6 is normally started, a motor 9 is normally started, a screw rod 10 and a chain wheel 13 are driven to rotate, a fixing plate 11 is driven to drive a first connecting rod 21, a second connecting rod 25, a supporting seat 26, a second spring 31, a first round rod 33, a bottom plate 15 and the workpiece to move upwards through the threaded connection relation between the screw rod 10 and the fixing plate 11, after the supporting seat 26 moves out of the inner cavity of the injection molding cavity 12, a supporting block 27 is contacted with the inner wall of a lower mold 4, the fixing plate 11 continuously pushes the first connecting rod 21 to move upwards to extrude a first spring 23, meanwhile, the first round rod 33 and the bottom plate 15 push the workpiece to separate from the outer, rectangular block 17 and lower mould 4's inner wall contact, bottom plate 15 can not continue to move upwards, fixed plate 11 promotes second spring 31 and first round bar 33 and continues to move upwards, top promotion work piece through first round bar 33 is from the top disconnection contact of bottom plate 15, accomplish the drawing of patterns operation, avoid the work piece to glue the inner wall at injection molding chamber 12, on supporting seat 26 and bottom plate 15's the outer wall, the device simple structure, control convenient to use, can effectually make things convenient for injection mold to carry out quick drawing of patterns operation to the work piece, the convenience and the practicality that injection mold used have been increased, more accord with actual user demand.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "disposed," "fixedly attached," "inserted," "threaded," "interference fit," and the like are to be construed broadly and include, for example, a fixed attachment, a removable attachment, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 PLC bottom plate injection mold which characterized in that:

the device comprises a base (1), wherein a lower die (4) is arranged at the center of the top end of the base (1), a frame (5) is locked at the top end of the base (1) through bolts, a hydraulic telescopic rod (6) is arranged at the top end of an inner cavity of the frame (5), an upper die (7) is arranged at the bottom end of the hydraulic telescopic rod (6), an injection molding pipe (8) is inserted into the inner cavity of the upper die (7), a motor (9) is arranged on the left side of the bottom end of the inner cavity of the lower die (4), outer rings of bearings are fixedly connected to the left and right sides of the top end of the inner cavity of the lower die (4), a screw rod (10) is in interference fit with the inner ring of the bearing, the output end of the motor (9) is fixedly connected with the bottom end of the screw rod (10), a fixing plate (11) is in threaded connection with the outer wall of the, an injection molding cavity (12) is formed in the top end surface of the lower die (4), a bottom plate (15) is arranged at the bottom end of an inner cavity of the injection molding cavity (12), second round rods (16) are arranged on the left side and the right side of the bottom end of the bottom plate (15), and rectangular blocks (17) are arranged at the bottom ends of the second round rods (16);

the demolding mechanisms (2) are arranged on the left side and the right side of the top end of the fixing plate (11);

the ejection mechanism (3) is arranged at the center of the top end of the fixing plate (11).

2. The PLC backplane injection mold of claim 1, wherein: demoulding mechanism (2) includes first connecting rod (21), the top of first connecting rod (21) is provided with first connecting plate (22), the top of first connecting plate (22) is provided with first spring (23), the top of first spring (23) is provided with second connecting plate (24), the top of second connecting plate (24) is provided with second connecting rod (25), the inboard of second connecting rod (25) is provided with supporting seat (26), the outside of second connecting rod (25) is provided with supporting shoe (27).

3. The PLC backplane injection mold of claim 2, wherein: the number of the supporting seats (26) is two, and the two supporting seats (26) are respectively positioned on the left side and the right side of the inner cavity of the injection molding cavity (12).

4. The PLC backplane injection mold of claim 1, wherein: the ejection mechanism (3) comprises a second spring (31), a supporting plate (32) is arranged at the top end of the second spring (31), a first round rod (33) is arranged at the top end of the supporting plate (32), and a baffle plate (34) is arranged at the bottom end of the outer wall of the first round rod (33).

5. The PLC backplane injection mold of claim 4, wherein: the supporting plate (32) and the baffle (34) are respectively positioned at the upper end and the lower end of the rectangular block (17).