CN109333937B - Core pulling device larger than half of circular groove - Google Patents
Core pulling device larger than half of circular groove Download PDFInfo
- Publication number
- CN109333937B CN109333937B CN201811113065.1A CN201811113065A CN109333937B CN 109333937 B CN109333937 B CN 109333937B CN 201811113065 A CN201811113065 A CN 201811113065A CN 109333937 B CN109333937 B CN 109333937B
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- CN
- China
- Prior art keywords
- movable mould
- movable
- plate
- mould
- inclined guide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a core pulling device with a circular groove larger than one half, which comprises a bottom plate, a movable mould insert and a movable mould straight ejector block, wherein one end of a supporting plate is symmetrically arranged on the upper surface of the bottom plate, an inclined guide post on a fixed mould is matched with an inclined guide post hole on a movable mould slide block for use, so that a user can accurately move the movable mould slide block to a position required by working, the movable mould slide block can be accurately moved to the position required by working when mould closing is carried out, the movable mould slide block is separated when mould opening is carried out along with the separation of the fixed mould and the movable mould, the inclined guide post drives the movable mould slide block to separate, the operation is simple and convenient, the required effect can be accurately achieved, after injection molding is finished, the fixed mould moves upwards to separate from a product, the movable mould slide block is separated, an injection molding machine ejection mechanism pushes the movable mould straight ejector block to completely eject the product, an operator can manually, the problem that the shell which exceeds the semicircle can not be taken out from the direct upper part is solved.
Description
Technical Field
The invention relates to the technical field of mold manufacturing, in particular to a core pulling device with a circular groove larger than one half.
Background
The die for the circular groove type shell more than one half adopts a layout of 'one die and one cavity', is a special die structure of 'an outer sliding block', and is characterized in that: in the production process, the two sliding blocks slide out from the two sides, the product cannot be directly taken out from the upper side after being ejected, the product must be taken out from the end face of the straight ejection block, the feeding is carried out from the middle of the two sliding blocks by the circular groove type shell mold which is more than one half, the position of the product is centered, and the overflow phenomenon caused by the eccentric load of the mold is prevented.
Disclosure of Invention
The invention aims to provide a core pulling device with a circular groove larger than one half, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a core-pulling device with a circular groove larger than one half comprises a base plate, a movable die insert and a movable die straight top block, wherein one end of a supporting plate is symmetrically arranged on the upper surface of the base plate, the other end of the supporting plate is connected with a movable die base plate, a movable die fixing plate is arranged on the upper surface of the movable die base plate, a rectangular opening is arranged in the middle of the movable die fixing plate, movable die openings are symmetrically arranged on the movable die base plate, the lower surface of the movable die insert penetrates through the rectangular opening and is connected with the movable die insert, the movable die straight top block sequentially penetrates through the rectangular opening and the movable die opening from top to bottom, the number of the movable die straight top blocks is 2, the right side wall of the movable die straight top block is in contact with the left side wall of the movable die insert, the right side wall of the movable die straight top block is in contact, the other end of the fixed piece is connected with the upper surface of the movable die base plate, a sliding groove is formed in the upper surface of the movable die fixing plate, movable die sliding blocks are symmetrically arranged on the movable die fixing plate in a sliding mode, the number of the movable die sliding blocks is 2, oblique guide post holes are formed in the upper surface of each movable die sliding block, a fixed die is arranged on the upper surface of each movable die sliding block, oblique guide posts are arranged on the fixed die and are matched with the oblique guide post holes, the lower surface of the movable die straight ejector block is connected with ejector posts, the lower surfaces of the ejector posts are connected with the upper surface of a first top plate, the lower surface of the first top plate is connected with the upper surface of a second top plate, the outer side walls of the first top plate and the second top plate are all.
Preferably, the upper part of each movable mold straight top block is in a fan shape, and the radian of the fan shape is larger than 90 degrees.
Preferably, the movable mould slider is provided with a cooling water hole, the upper surface of the movable mould slider is provided with a first injection molding opening, and the upper surface of the fixed mould is provided with a second injection molding opening corresponding to the first injection molding opening.
Preferably, the inclination of the inclined guide post is 20 °.
Compared with the prior art, the invention has the beneficial effects that: a core pulling device with more than one-half circular groove is characterized in that a movable mold straight ejector block is in contact with a movable mold insert, so that a contact surface has no gap, the flash on a finished product after pouring can be reduced, the injection liquid can be reduced as much as possible by mutual contact, the condition that the normal use is influenced by the leakage of the injection liquid is reduced, an inclined guide post on a fixed mold is matched with an inclined guide post hole on a movable mold slide block for use, a user can accurately move the movable mold slide block to a position required during working, the movable mold slide block can be separated by lifting the fixed mold upwards after the working is finished, the operation is simple and convenient, the required effect can be accurately achieved, after the injection is finished, the fixed mold is moved upwards and taken out, the movable mold slide block is separated, and an operator can manually take out a molded shell with more than one-half circular groove from an end face in the horizontal direction after the movable mold straight ejector block is, the problem that the shell which exceeds the semicircle cannot be taken out from the upper part directly is solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the present invention in an injection molding state;
FIG. 3 is a left side view of the structure of the movable mold slider of the present invention;
FIG. 4 is a schematic front view of the structure of the movable mold slider of the present invention;
FIG. 5 is a schematic top view of the structure of the movable mold slide according to the present invention;
FIG. 6 is a schematic top view of the structure of the movable die backing plate and the movable die fixing plate of the present invention;
FIG. 7 is a schematic structural view of a movable mold straight top block of the present invention;
FIG. 8 is a schematic top view of the structure of the present invention;
FIG. 9 is a solid view of the stationary mold bottom structure of the present invention;
fig. 10 is a schematic top view of the bottom plate of the present invention.
In the figure: the injection molding machine comprises a base plate 1, a support plate 2, a movable mold base plate 3, a movable mold fixing plate 4, a movable mold insert 5, a movable mold straight top block 6, a movable mold sliding block 7, an inclined guide column hole 8, a fixed mold 9, an inclined guide column 10, a push rod 11, a first top plate 12, a second top plate 13, a cooling water hole 14 and a second injection molding opening 15.
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. 1-10, the present invention provides a technical solution: a core-pulling device with a circular groove larger than one half comprises a base plate 1, a movable die insert 5 and a movable die straight top block 6, wherein one end of a support plate 2 is symmetrically arranged on the upper surface of the base plate, the other end of the support plate is connected with a movable die base plate 3, the base plate is connected with the movable die base plate through the support plate, the movable die base plate is fixed, a movable die fixing plate 4 is arranged on the upper surface of the movable die base plate, a rectangular opening is formed in the middle of the movable die fixing plate, movable die openings are symmetrically formed in the movable die base plate, the lower surface of the movable die insert penetrates through the rectangular opening and is connected with the movable die base plate, the movable die straight top block penetrates through the rectangular opening and the movable die opening from top to bottom in sequence, the movable die insert is fixed on the movable die base plate and does not need to move, the movable die straight top block can move between the rectangular opening and the movable die, the left side wall of the right side movable mold straight top block is contacted with the right side wall of the movable mold insert, the movable mold straight top block is contacted with the movable mold insert, so that the contact surface has no gap, the flash on a finished product after pouring can be reduced, the leakage of injection molding liquid can be reduced as much as possible through mutual contact, and the condition that the normal use is influenced because the leakage of the injection molding liquid is reduced, the lower surface of the movable mold base plate corresponds to one end of a fixed plate which is connected with the movable mold insert, the fixed plate not only plays a role of supporting, but also provides support for a subsequent structure, the other end of the fixed plate is connected with the upper surface of the movable mold base plate, the upper surface of the movable mold fixed plate is provided with a chute, the movable mold sliding blocks 7 are symmetrically arranged on the movable mold fixed plate in a sliding manner, the moving direction of the movable mold sliding blocks, the upper surface of the movable mold sliding block is provided with a fixed mold 9, the fixed mold is provided with an inclined guide post 10, the inclined guide post on the fixed mold is matched with an inclined guide post hole on the movable mold sliding block for use, the movable mold sliding block can be driven to move left and right by moving the fixed mold up and down, when the fixed mold is tightly attached to the movable mold sliding block, the movable mold sliding block is completely attached, the inclined guide post on the fixed mold plays a role in positioning and limiting, a user can accurately move the movable mold sliding block to a position required during working, the movable mold sliding block can be separated by pulling the fixed mold upwards after the working is finished, the operation is not only simple and convenient, but also can accurately achieve the required effect, the inclined guide post is matched with the inclined guide post hole for use, the lower surface of the movable mold straight ejector block is connected with an ejector post 11, the lower surface of the ejector post is connected with the upper surface of a first top, the outer side wall of the first top plate and the outer side wall of the second top plate are both contacted with the supporting plate, the bottom plate is provided with a top rod hole, the first top plate and the second top plate can be pushed by penetrating the top rod hole through an external top rod, so that the top column is driven to enable the straight top block of the movable mold to be completely lifted, an operator can manually take out the formed shell which is larger than one half of the circular groove type shell from the end surface in the horizontal direction after the straight top block of the movable mold is lifted, and the problem that the shell which exceeds the semicircle can not be directly taken out from the upper side is solved.
Specifically, the upper part of each movable mold straight top block is in a fan shape, and the radian of the fan shape is greater than 90 degrees, the invention relates to a mold for processing a casing with a shape greater than one-half of a circular groove, and the upper part of each movable mold straight top block is required to be in the fan shape due to the appearance of the casing with the shape greater than one-half of the circular groove, and the radian of the fan shape is greater than 90 degrees.
Specifically, the movable mold slide block is provided with a cooling water hole 14, the temperature of the injection mold can be reduced by continuously adding water to enable the injection mold to be rapidly solidified, the upper surface of the movable mold slide block is provided with a first injection molding opening, the upper surface of the fixed mold is provided with a second injection molding opening 15 corresponding to the first injection molding opening, and injection molding liquid can be added into the injection molding device through the second injection molding opening and the first injection molding opening.
Specifically, the inclination of the inclined guide post is 20 °.
The working principle is as follows: according to the invention, the movable mold straight top block is in contact with the movable mold insert, so that the contact surface has no gap, the shape to be injected can be obtained more completely in the pouring process, the moving direction of the movable mold slide block can be limited through the sliding groove, the movable mold slide block can be driven to move left and right through the up-and-down movement of the fixed mold through the matching use of the inclined guide post on the fixed mold and the inclined guide post hole on the movable mold slide block, when the fixed mold is tightly attached to the movable mold slide block, the movable mold slide block is completely attached, the inclined guide post on the fixed mold has the positioning and limiting functions, so that a user can accurately move the movable mold slide block to the position required in work, the movable mold slide block can be separated by pulling the fixed mold upwards after the work is finished, and the formed more than half circular groove type shell can be taken.
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 (4)
1. The utility model provides a be greater than half circular slot device of loosing core, includes bottom plate (1), movable mould insert (5) and movable mould straight kicking block (6), its characterized in that: the upper surface symmetry of bottom plate (1) is equipped with the one end of backup pad (2), the other end of backup pad (2) is connected with movable mould backing plate (3), the upper surface of movable mould backing plate (3) is equipped with movable mould fixed plate (4), the middle part of movable mould fixed plate (4) is equipped with the rectangle opening, the symmetry is equipped with the movable mould opening on the movable mould backing plate (3), the lower surface that the movable mould inserted (5) runs through the rectangle opening and links to each other with it, rectangular opening and movable mould opening are run through in proper order to movable mould straight ejector block (6) top-down, the quantity of movable mould straight ejector block (6) is 2, the left side the right side wall of movable mould straight ejector block (6) contacts with the left side wall that the movable mould inserted (5), the lower surface of movable mould backing plate (3) corresponds the one end that the movable mould inserted (5) department is connected with the stationary blade, the other end of the fixed piece is connected with the upper surface of the movable die base plate (3), the upper surface of the movable die fixing plate (4) is provided with a sliding groove, the movable die fixing plate (4) is symmetrically provided with movable die sliding blocks (7) in a sliding manner, the number of the movable die sliding blocks (7) is 2, the upper surface of the movable die sliding blocks (7) is provided with inclined guide post holes (8), the upper surface of the movable die sliding blocks (7) is provided with a fixed die (9), the fixed die (9) is provided with inclined guide posts (10), the inclined guide posts (10) are matched with the inclined guide post holes (8) for use, the lower surface of the movable die straight ejection block (6) is connected with ejection posts (11), the lower surface of the ejection posts (11) is connected with the upper surface of a first ejection plate (12), the lower surface of the first ejection plate (12) is connected with the upper surface of a second ejection plate (13), and the outer side walls of the first ejection plate (12) and the, the bottom plate (1) is provided with a mandril hole.
2. The core pulling device for the round slot with the diameter larger than one half of the round slot as claimed in claim 1, wherein: the upper part of each movable mold straight top block (6) is fan-shaped, and the radian of the fan-shaped is larger than 90 degrees.
3. The core pulling device for the round slot with the diameter larger than one half of the round slot as claimed in claim 1, wherein: be equipped with cooling water hole (14) on movable mould slider (7), the upper surface of movable mould slider (7) is equipped with the first mouth of moulding plastics, the upper surface of cover half (9) is equipped with second mouthful (15) of moulding plastics to the first department of moulding plastics that corresponds.
4. The core pulling device for the round slot with the diameter larger than one half of the round slot as claimed in claim 1, wherein: the inclination of the inclined guide post (10) is 20 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811113065.1A CN109333937B (en) | 2018-09-25 | 2018-09-25 | Core pulling device larger than half of circular groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811113065.1A CN109333937B (en) | 2018-09-25 | 2018-09-25 | Core pulling device larger than half of circular groove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109333937A CN109333937A (en) | 2019-02-15 |
| CN109333937B true CN109333937B (en) | 2021-03-19 |
Family
ID=65306205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811113065.1A Expired - Fee Related CN109333937B (en) | 2018-09-25 | 2018-09-25 | Core pulling device larger than half of circular groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109333937B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05147082A (en) * | 1991-11-28 | 1993-06-15 | Olympus Optical Co Ltd | Mold for bore undercut processing |
| JPH08183050A (en) * | 1994-12-29 | 1996-07-16 | Shoei Kako Kk | Apparatus for molding cap member for helmet |
| EP2324983A1 (en) * | 2009-11-18 | 2011-05-25 | Honda Motor Co., Ltd. | Method of ejecting molded article, apparatus of the same, and molding apparatus |
| CN201604241U (en) * | 2009-12-11 | 2010-10-13 | 浙江亨达塑料模具有限公司 | Automobile rearview mirror outer casing mold core-pulling mechanism |
| CN205467113U (en) * | 2016-03-30 | 2016-08-17 | 黄岩通灵塑料有限公司 | Extrusion molding mould with mechanism of loosing core |
| CN205497993U (en) * | 2016-04-21 | 2016-08-24 | 台州市元嘉工业有限公司 | Panel demoulding mechanism with two ejecting device |
| CN206426404U (en) * | 2016-09-30 | 2017-08-22 | 昆山天源精工工业有限公司 | Slider ramp roof structure |
| CN106393596A (en) * | 2016-10-08 | 2017-02-15 | 贵州天义电器有限责任公司 | Plastic outer cover forming mold |
-
2018
- 2018-09-25 CN CN201811113065.1A patent/CN109333937B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN109333937A (en) | 2019-02-15 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210319 Termination date: 20210925 |
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| CF01 | Termination of patent right due to non-payment of annual fee |