CN216032178U

CN216032178U - Anti-deviation forming device for machining automobile injection molding part

Info

Publication number: CN216032178U
Application number: CN202122360291.3U
Authority: CN
Inventors: 张军; 江强; 陈毅
Original assignee: Wuhan Nanjiahua Coating Co ltd
Current assignee: Wuhan Nanjiahua Coating Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-03-15
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses an anti-deviation forming device for machining an automobile injection molding part, which comprises an upper die holder and a lower die holder, wherein a cavity is formed in the lower die holder, an inner cavity die is also arranged in the cavity, the top of the inner cavity die extends towards the outside, a supporting block for supporting the top of the inner cavity die is also fixed on the inner wall of an opening of the cavity, a supporting block for supporting and separating the inner cavity die is also fixed on the bottom end surface in the cavity, bottom holes communicated with the cavity are formed in two outer sides of the lower die holder, an inserting plate is inserted into each bottom hole, and the inserting plate is abutted against the bottom end surface of the inner cavity die; through the removable inner chamber mould of design, can realize the contour machining of multiple different injection molding, very big promotion the application range of device, also improved the functional of device simultaneously, support piece and picture peg of cooperation design, can be quick change the inner chamber mould, it is very convenient to use.

Description

Anti-deviation forming device for machining automobile injection molding part

Technical Field

The utility model belongs to the technical field of automobile injection molding part processing, and particularly relates to an anti-deviation forming device for automobile injection molding part processing.

Background

The injection molding part is a general injection molding part of various injection molding products produced by an injection molding machine or an injection mold, and comprises various packages, parts and the like, and the injection molding part has a wide application range in the production of automobile parts, wherein in the injection molding process, the injection molding part can be processed into a specified shape through a groove formed in an inner cavity of the injection mold.

When using, the existing forming device can only process the same type of product by a single device, so that the processing types are less, the processed products cannot be quickly replaced according to the differences, the functional performance is single in the actual use, and when the upper die base is attached to the lower die base, no structure for guiding and preventing deviation exists, so that the problem of deviation after the upper die and the lower die are aligned exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-deviation forming device for processing an automobile injection molding part, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a prevent forming device for processing of car injection molding of excursion, includes upper die base and die holder, the inside of die holder is formed with the cavity, has still placed the inner chamber mould in the inside of this cavity, the top of inner chamber mould extends towards the outside, still is fixed with the supporting shoe that is used for supporting the inner chamber mould top at cavity opening inner wall, still be fixed with the piece that supports that is used for supporting and separating the inner chamber mould on the inside bottom face of cavity, the bottom outlet with the cavity intercommunication is seted up to the outside both sides of die holder, the inside of bottom outlet has inserted the picture peg, the picture peg offsets with the bottom face of inner chamber mould.

Preferably, the longitudinal section of picture peg is right trapezoid structure, just the inclined plane of picture peg laminates with the bottom face of inner chamber mould mutually, and the inclination on picture peg inclined plane diminishes gradually towards the inside of cavity, and wherein the minimum height on inclined plane is less than the inboard height of bottom outlet, and the height of inclined plane peak is greater than the inboard height of bottom outlet.

Preferably, a plurality of guide columns are arranged at the edge of the top end face of the lower die base, holes for the guide columns to be clamped are formed in the edge of the bottom end face of the upper die base, and the inner diameter of each hole is equal to the outer diameter of each guide column.

Preferably, a slot for placing the guide post is formed in the top end face of the lower die holder, a plurality of rubber blocks are placed in the slot, the rubber block at the top is attached to the bottom end face of the guide post, a through hole is formed in the top of the guide post, a fixing bolt penetrates through the through hole, and the bottom end of the fixing bolt penetrates through the rubber block to the inside of the bottom end of the slot.

Preferably, the top end face of the fixing bolt is lower than the top horizontal plane of the slot, and the rubber block is of a circular truncated cone structure.

Preferably, guide rods penetrate through four corners of the upper die holder and the lower die holder, the top end face of the upper die holder is connected with external power equipment, injection molding holes are further formed in the surfaces of the upper die holder and the lower die holder, and the injection molding holes are communicated with the inner cavity die.

Compared with the prior art, the utility model has the beneficial effects that:

1. the designed replaceable inner cavity die can realize the molding processing of various injection molding parts, greatly improves the application range of the device, also improves the functionality of the device, can quickly replace the inner cavity die by matching with the designed supporting block and the inserting plate, and is very convenient to use;

2. through the guide post of design, can when upper die base and die holder contact, prescribe a limit to vertical position between them, avoid appearing producing the condition of skew after the contact, even the skew appears, the block rubber that can cooperate the design cushions, avoids the upper die base because of the serious collision that skew and guide post caused.

Drawings

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

FIG. 2 is a top view of the connection between the lower die holder and the cavity of the present invention;

FIG. 3 is a side view cross-sectional view of the lower die holder and the inner cavity of the present invention;

FIG. 4 is an enlarged view of area A of FIG. 3 according to the present invention.

In the figure: 1. an upper die holder; 2. a guide post; 3. inserting plates; 4. a bottom hole; 5. injection molding holes; 6. a lower die holder; 7. an inner cavity mold; 8. a support block; 9. a resisting block; 10. a through hole; 11. a slot; 12. a rubber block; 13. and (5) fixing the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a forming device for machining an anti-deviation automobile injection molding part comprises an upper die base 1 and a lower die base 6, wherein a cavity is formed inside the lower die base 6, an inner cavity die 7 is also placed inside the cavity, the forming machining of various injection molding parts can be realized through the designed replaceable inner cavity die 7, the application range of the device is greatly improved, meanwhile, the functionality of the device is also improved, the top of the inner cavity die 7 extends towards the outside, a supporting block 8 for supporting the top of the inner cavity die 7 is further fixed on the inner wall of an opening of the cavity, a supporting block 9 for supporting and separating the inner cavity die 7 is further fixed on the inner bottom end face of the cavity, bottom holes 4 communicated with the cavity are formed in two outer sides of the lower die base 6, inserting plates 3 into the bottom holes 4, the designed supporting block 9 and inserting plates 3 can rapidly replace the inner cavity die 7, and the use is very convenient, the inserting plate 3 is abutted against the bottom end face of the inner cavity die 7.

In this embodiment, preferably, the longitudinal section of the inserting plate 3 is a right trapezoid structure, the inclined surface of the inserting plate 3 is attached to the bottom end surface of the inner cavity mold 7, the inclined angle of the inclined surface of the inserting plate 3 gradually decreases towards the inside of the cavity, the height of the lowest point of the inclined surface is lower than the height of the inner side of the bottom hole 4, and the height of the highest point of the inclined surface is greater than the height of the inner side of the bottom hole 4.

In this embodiment, preferably, top end face edge of die holder 6 is provided with a plurality of guide posts 2, through the guide post 2 of design, can prescribe a limit to vertical position between them when upper die base 1 contacts with die holder 6, avoids appearing producing the condition of skew after the contact, even the skew appears, the hole that supplies guide post 2 card to go into is seted up to the bottom end face edge of upper die base 1, and the internal diameter in this hole equals with the external diameter of guide post 2.

In this embodiment, it is preferred, offer the slot 11 of placing guide post 2 on the top face of die holder 6, a plurality of blocks of rubber 12 have been placed to the inside of slot 11, the block of rubber 12 of design cushions, avoid upper die base 1 because of the serious collision that skew and guide post 2 caused, the block of rubber 12 that is in the top is laminated with the bottom face of guide post 2, through-hole 10 has been seted up at the top of guide post 2, fixing bolt 13 has been run through to the inside of through-hole 10, inside block of rubber 12 to the bottom of slot 11 is run through to fixing bolt 13's bottom.

In this embodiment, preferably, the top end surface of the fixing bolt 13 is lower than the top horizontal surface of the slot 11, and the rubber block 12 is in a circular truncated cone structure.

In this embodiment, preferably, guide rods penetrate through four corners of the upper die base 1 and the lower die base 6, and the guide rods, the upper die base 1 and the lower die base 6 have intervals, so that the possibility of position deviation exists, the guide columns 2 can realize the function of preventing deviation, the top end face of the upper die base 1 is connected with external power equipment, injection molding holes 5 are further formed in the surfaces of the upper die base 1 and the lower die base 6, and the injection molding holes 5 are communicated with the inner cavity die 7.

The working principle and the using process of the utility model are as follows: when the die is used, the inner cavity die 7 with corresponding specification and shape is selected according to different processing requirements, then the inner cavity die 7 is placed into the lower die holder 6, in the placing process, the side edge of the top of the inner cavity die 7 can be placed at the top of the supporting block 8 to complete supporting until the bottom end face of the inner cavity die 7 is placed on the top end face of the abutting block 9, when the inner cavity die 7 needs to be taken out and replaced in the later period, the inserting plate 3 is inserted into the bottom hole 4, the bottom end face of the inner cavity die 7 is separated from the abutting block 9 through the inclined face of the inserting plate 3, the top of the inner cavity die 7 protrudes to the outer side of the top of the lower die holder 6, and then the inner cavity die 7 is taken out and replaced; firstly, a plurality of rubber blocks 12 are placed in a slot 11, a fixing bolt 13 penetrates through a through hole 10 formed in the top of a guide column 2, and a fixing bolt 130 penetrates through all the rubber blocks 12 until the bottom of the fixing bolt 13 is screwed into the bottom of the slot 11 and is fixed through threads, in the processing process, an upper die base 1 and a lower die base 6 move relatively and are jointed, in the moving process, a hole in the edge of the bottom end face of the upper die base 1 is inserted into the guide column 2, at the moment, the upper die base 1 and the lower die base 6 are positioned on the same vertical line and are not deviated, when the deviation occurs, the bottom end face of the upper die base 1 is in contact extrusion with the guide column 2, at the moment, the guide column 2 moves towards the inside of the slot 11 and extrudes the rubber blocks 12, so that the rubber blocks 12 deform, the extrusion force is relieved through the rubber blocks 12, and meanwhile, the worker is reminded, even if the position between the upper die holder 1 and the lower die holder 6 is adjusted, after the installation is finished, hot-melted plastic is injected into the inner cavity die 7 between the upper die holder 1 and the lower die holder 6 from the injection hole 5 to finish the production and processing.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a forming device is used in processing of car injection molding of preventing excursion, includes upper die base (1) and die holder (6), its characterized in that: the inside of die holder (6) is formed with the cavity, has still placed inner chamber mould (7) in the inside of this cavity, the top of inner chamber mould (7) extends towards the outside, still is fixed with supporting shoe (8) that are used for supporting inner chamber mould (7) top at cavity opening inner wall, still be fixed with on the inside bottom face of cavity and be used for supporting and separate support piece (9) of inner chamber mould (7), bottom hole (4) with the cavity intercommunication are seted up to the outside both sides of die holder (6), picture peg (3) have been inserted to the inside of bottom hole (4), picture peg (3) offset with the bottom face of inner chamber mould (7).

2. The forming device for machining the anti-deviation automobile injection molding part according to claim 1, wherein: the longitudinal section of picture peg (3) is right trapezoid structure, just the inclined plane of picture peg (3) laminates with the bottom face of inner chamber mould (7) mutually, and the inclination on inclined plane of picture peg (3) diminishes gradually towards the inside of cavity, and wherein the minimum height on inclined plane is less than bottom outlet (4) inboard height, and the height of inclined plane peak is greater than the inboard height of bottom outlet (4).

3. The forming device for machining the anti-deviation automobile injection molding part according to claim 1, wherein: the die is characterized in that a plurality of guide columns (2) are arranged at the edge of the top end face of the lower die base (6), a hole for the guide columns (2) to be clamped in is formed in the edge of the bottom end face of the upper die base (1), and the inner diameter of the hole is equal to the outer diameter of the guide columns (2).

4. The forming device for machining the anti-deviation automobile injection molding part according to claim 3, wherein: offer slot (11) of placing guide post (2) on the top face of die holder (6), a plurality of rubber blocks (12) have been placed to the inside of slot (11), and the bottom face laminating of rubber block (12) and guide post (2) that are in the top has, through-hole (10) have been seted up at the top of guide post (2), fixing bolt (13) have been run through to the inside of through-hole (10), the bottom of fixing bolt (13) is run through inside the bottom of rubber block (12) to slot (11).

5. The forming device for machining the anti-deviation automobile injection molding part according to claim 4, wherein: the top end face of the fixing bolt (13) is lower than the top horizontal plane of the slot (11), and the rubber block (12) is of a circular truncated cone structure.

6. The forming device for machining the anti-deviation automobile injection molding part according to claim 1, wherein: guide rods penetrate through four corners of the upper die base (1) and the lower die base (6), the top end face of the upper die base (1) is connected with external power equipment, injection molding holes (5) are further formed in the surfaces of the upper die base (1) and the lower die base (6), and the injection molding holes (5) are communicated with the inner cavity die (7).