CN114932654A - Mould core-pulling structure for C-shaped cavity insert - Google Patents
Mould core-pulling structure for C-shaped cavity insert Download PDFInfo
- Publication number
- CN114932654A CN114932654A CN202210436371.9A CN202210436371A CN114932654A CN 114932654 A CN114932654 A CN 114932654A CN 202210436371 A CN202210436371 A CN 202210436371A CN 114932654 A CN114932654 A CN 114932654A
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- CN
- China
- Prior art keywords
- insert
- mold core
- shaped cavity
- pulling structure
- elastic sliding
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- 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.)
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- 230000000694 effects Effects 0.000 abstract description 11
- 239000000243 solution Substances 0.000 description 14
- 238000001746 injection moulding Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000000994 depressogenic effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Images
Classifications
-
- 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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a mold core-pulling structure for a C-shaped cavity insert, which comprises a mold core and a plurality of inclined elastic sliding blocks, wherein the mold core is fixedly arranged on a lower template, the inclined elastic sliding blocks are elastically connected on an upper template through springs, the plurality of inclined elastic sliding blocks are arranged along the circumferential direction of the mold core, one side surface of the mold core corresponds to one inclined elastic sliding block, a first inclined thimble is arranged on one opposite side surface of the mold core, the first inclined thimble is slidably connected on the mold core, a flow channel and an insert mounting groove are arranged on the surface of the first inclined thimble, one end of the flow channel extends to the top surface of the mold core, the other opposite end of the flow channel extends to the insert mounting groove, an insert is arranged in the insert mounting groove, and one end of the insert extends out of the insert mounting groove and then abuts against the inclined elastic sliding block. Compared with the prior art, the invention utilizes the inclined elastic sliding block to position the insert, thereby avoiding the position deviation of the insert and improving the combination effect of the insert and a product.
Description
Technical Field
The invention belongs to the field of injection molding, and particularly relates to a mold core-pulling structure for a C-shaped cavity insert.
Background
Injection molding is an industrial product production method, and thermoplastic plastics or thermosetting materials are made into plastic products with various shapes by using a plastic molding die. Common injection mold types include two-plate molds, three-plate molds, hot runner molds, and right angle injection molds.
When the existing injection mold is used for insert injection molding, if the insert is positioned at the bottom of a product, the positioning effect of the insert is poor, and the position deviation is easy to occur, so that the combination effect of the insert and the product is poor.
Disclosure of Invention
The invention aims to: the utility model provides a C chamber mould structure of loosing core for inserts utilizes to play slider location inserts to one side, avoids the inserts to take place the offset, improves the combination effect of inserts and product.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a C type chamber mould structure of loosing core for inserts, including mould benevolence and a plurality of slider that plays to one side, mould benevolence fixed mounting is on the lower bolster, it passes through spring elastic connection on the cope match-plate pattern to one side to play the slider, a plurality of is arranged along the circumference of mould benevolence to one side of mould benevolence, a side of mould benevolence corresponds a slider that plays to one side, be provided with first oblique thimble on the relative side of mould benevolence, first oblique thimble sliding connection is on mould benevolence, first oblique thimble surface is provided with runner and inserts mounting groove, runner one end extends to the top surface of mould benevolence, the relative other end extends to the inserts mounting groove, the inserts setting is in the inserts mounting groove, support behind the inserts mounting groove on the slider that plays to one side.
As a further description of the above technical solution:
the lower template is provided with a first sliding groove, and the oblique elastic sliding block is connected in the first sliding groove in a sliding mode.
As a further description of the above technical solution:
be provided with the guide rail on the first spout bottom surface, play slider sliding connection to one side on the guide rail.
As a further description of the above technical solution:
the side of cope match-plate pattern is provided with the stopper that the position corresponds oblique bullet slider, and first spout bottom surface is provided with the first recess that the position corresponds the stopper.
As a further description of the above technical solution:
a top insert is arranged in the upper template, and a clamping groove corresponding to the top insert in position is arranged at the top of the oblique elastic sliding block.
As a further description of the above technical solution:
the bottom surface of the clamping groove is provided with a plurality of convex blocks arranged along the length direction of the clamping groove, and the top insert is provided with a concave part with a position corresponding to the convex blocks.
As a further description of the above technical solution:
the other opposite side surface of the die core is provided with a second inclined thimble, and the bottom of the second inclined thimble is connected with a lower thimble plate through a connecting seat.
As a further description of the above technical solution:
the two sides of the second inclined ejector pin are provided with symmetrically arranged rollers, and the connecting seat is provided with a second sliding groove of which the position corresponds to the rollers.
As a further description of the above technical solution:
the lower template is also provided with a guide block, and the second inclined thimble penetrates through the guide block.
As a further description of the above technical solution:
the side of mould benevolence is provided with the second recess, plays slider joint in the second recess to one side.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in the mold core-pulling structure, each side surface of the mold core is correspondingly provided with an inclined elastic sliding block. During product injection moulding, inserts are fully positioned by the oblique elastic sliding blocks in the insert mounting grooves on the die core, so that the inserts are prevented from deviating, and the combination effect of the inserts and products is improved.
2. According to the invention, the top insert is arranged in the upper template, the top of the inclined elastic sliding block is provided with a clamping groove corresponding to the top insert in position, the bottom surface of the clamping groove is provided with a plurality of convex blocks arranged along the length direction of the clamping groove, and the top insert is provided with a concave part corresponding to the convex blocks in position. The inclined elastic sliding block is positioned through the top insert, and the inclined elastic sliding block can be fully positioned through the matching of the convex block and the concave part on the top insert, so that the product forming quality is further ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a perspective view of a mold core-pulling structure for a C-shaped cavity insert.
Fig. 2 is a schematic mounting diagram of a mold core-pulling structure for a C-shaped cavity insert.
Fig. 3 is a schematic structural view of a core in a core-pulling structure of a mold for a C-shaped cavity insert.
Fig. 4 is a schematic view illustrating separation of a core and a product in a core-pulling structure of a mold for a C-shaped cavity insert.
Fig. 5 is a partial enlarged view of a portion a in fig. 4.
Illustration of the drawings:
1. a mold core; 11. a first inclined thimble; 111. a flow channel; 112. an insert mounting groove; 12. a second inclined thimble; 121. a roller; 13. a connecting seat; 131. a second chute; 14. a second groove; 2. a slant spring slider; 21. a card slot; 211. a bump; 3. a lower template; 31. a first chute; 311. a guide rail; 312. a first groove; 32. a guide block; 4. mounting a template; 41. a limiting block; 42. a top insert; 5. an insert; 6. a lower ejector plate; 7. a spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that the terms "upper", "inner", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally placed when the products of the present invention are used, which are only used for convenience of description and simplification of the description, but do not indicate or imply that the devices or elements referred to must have specific orientations, be constructed and operated in specific orientations, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a C type mould core pulling structure for chamber inserts, including mould benevolence 1 and a plurality of slide block 2 that pops in an oblique manner, 1 fixed mounting of mould benevolence is on lower bolster 3, it is elastic connection on cope match-plate pattern 4 that pops in an oblique manner slide block 2 through spring 7, a plurality of slide block 2 that pops in an oblique manner is arranged along 1 circumference of mould benevolence, a side of mould benevolence 1 corresponds one slide block 2 that pops in an oblique manner, be provided with first thimble 11 to one side on 1 of mould benevolence, first thimble 11 sliding connection to one side is on 1 of mould benevolence, 11 surfaces of first thimble are provided with runner 111 and inserts mounting groove 112 to one side, runner 111 one end extends to the top surface of mould benevolence 1, the relative other end extends to inserts mounting groove 112, inserts 5 sets up in inserts mounting groove 112, insert 5 one end supports on slide block 2 to one side after stretching out inserts mounting groove 112. The bottom surface of the insert mounting groove 112 is provided with support columns arranged in a shape like a Chinese character 'pin', the inserts 5 are inserted into the support columns, the support columns and the inclined elastic sliding blocks 2 are matched with the positioning inserts 5, the inserts are fully positioned, the inserts are prevented from being shifted, and the combination effect of the inserts and products is improved.
Be provided with first spout 31 on the lower bolster 3, play 2 sliding connection of slider in first spout 31 to one side, guarantee to play slider 2 to one side and remove smoothly, fully fix a position inserts 5.
The bottom surface of the first sliding groove 31 is provided with a guide track 311, and the oblique elastic sliding block 2 is connected to the guide track 311 in a sliding manner, so that smooth movement of the oblique elastic sliding block 2 is further ensured, and the insert 5 is fully positioned.
Be provided with the stopper 41 that the position corresponds slider 2 that plays to one side on the side of cope match-plate pattern 4, first spout 31 bottom surface is provided with the first recess 312 that the position corresponds stopper 41, stopper 41 corresponds one and plays slider 2 to one side, stopper 41 plays 2 side surfaces of slider for the inclined plane and support to one side when the compound die and play slider 2 to one side towards playing to one side, fully guarantees to play slider 2 to the location effect of inserts 5 to guarantee the combination effect of inserts and product.
A top insert 42 is arranged in the upper template 4, and a clamping groove 21 corresponding to the top insert 42 is arranged at the top of the inclined elastic sliding block 2. The inclined elastic sliding block 2 is positioned through the top insert 42, and the product forming quality is guaranteed.
Be provided with a plurality of lug 211 along self length direction arrangement on the bottom surface of draw-in groove 21, be provided with the depressed part of the position correspondence lug 211 on the top mold insert 42, the cooperation of the depressed part on lug 211 and the top mold insert 42 fully fixes a position slider 2 of playing to one side, further guarantees product shaping quality.
The other opposite side surface of the die core 1 is provided with a second inclined thimble 12, the bottom of the second inclined thimble 12 is connected with the lower thimble plate 6 through a connecting seat 13, two sides of the second inclined thimble 12 are provided with symmetrically arranged rollers 121, the connecting seat 13 is provided with a second chute 131 corresponding to the rollers 121 in position, the mounting structure of the first inclined thimble 11 is the same as that of the second inclined thimble 12, and the first inclined thimble 11 is also mounted on the lower thimble plate 6 through the connecting seat 13. The lower ejector plate 6 is lifted upwards to drive the first inclined ejector pin 11 and the second inclined ejector pin 12 to jack up the product upwards, so that material removal is realized. Because the second inclined thimble 12 moves obliquely upward, the second inclined thimble 12 is connected to the connecting base 13 through the roller 121, the second inclined thimble 12 is not fixed to the connecting base 13, and the first inclined thimble 11 is the same as the first inclined thimble 12.
The lower template 3 is further provided with a guide block 32, and the second inclined thimble 12 penetrates through the guide block 32. The guide block 32 is used for limiting the moving direction of the second inclined thimble 12 to ensure the stripping effect, and the first inclined thimble 11 is also limited by the guide block 32 similarly.
Be provided with second recess 14 on the side of mould benevolence 1, play slider 2 joint in second recess 14 to one side, cooperation stopper 41 fully restricts the cooperation of playing slider 2 and mould benevolence 1 to one side for play slider 2 firmly fixes a position inserts 5 to one side, guarantee the combination effect of inserts and product.
The working principle is as follows: in the mold core-pulling structure, each side surface of the mold core is correspondingly provided with an inclined elastic sliding block. During product injection moulding, inserts are fully positioned by the oblique elastic sliding blocks in the insert mounting grooves on the die core, so that the inserts are prevented from deviating, and the combination effect of the inserts and products is improved. The upper die plate is internally provided with a top insert, the top of the oblique elastic sliding block is provided with a clamping groove of which the position corresponds to the top insert, the bottom surface of the clamping groove is provided with a plurality of convex blocks arranged along the length direction of the clamping groove, and the top insert is provided with a concave part of which the position corresponds to the convex blocks. The inclined elastic sliding block is positioned through the top insert, and the inclined elastic sliding block can be fully positioned through the matching of the convex block and the concave part on the top insert, so that the product forming quality is further ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. The mold core pulling structure for the C-shaped cavity insert is characterized by comprising a mold core (1) and a plurality of inclined elastic sliding blocks (2), wherein the mold core (1) is fixedly arranged on a lower template (3), the inclined elastic sliding blocks (2) are elastically connected onto an upper template (4) through springs (7), the inclined elastic sliding blocks (2) are arranged along the circumferential direction of the mold core (1), one side surface of the mold core (1) corresponds to one inclined elastic sliding block (2), a first inclined thimble (11) is arranged on one opposite side surface of the mold core (1), the first inclined thimble (11) is slidably connected onto the mold core (1), a flow channel (111) and an insert mounting groove (112) are arranged on the surface of the first inclined thimble (11), one end of the flow channel (111) extends to the top surface of the mold core (1), and the other opposite end of the insert mounting groove (112) extends to the insert mounting groove, the insert (5) is arranged in the insert mounting groove (112), and one end of the insert (5) extends out of the insert mounting groove (112) and then abuts against the inclined elastic sliding block (2).
2. The die core-pulling structure for the C-shaped cavity insert according to claim 1, wherein a first sliding groove (31) is formed in the lower template (3), and the oblique elastic sliding block (2) is slidably connected in the first sliding groove (31).
3. The core-pulling structure of a mold for a C-shaped cavity insert according to claim 2, wherein a guide track (311) is disposed on a bottom surface of the first sliding groove (31), and the oblique-spring slider (2) is slidably connected to the guide track (311).
4. The mold core-pulling structure for a C-shaped cavity insert according to claim 2 or 3, wherein a stopper (41) is disposed on a side of the upper mold plate (4) and corresponds to the inclined elastic slider (2), and a first groove (312) is disposed on a bottom surface of the first sliding groove (31) and corresponds to the stopper (41).
5. The mold core-pulling structure for a C-shaped cavity insert according to claim 1, wherein a top insert (42) is arranged in the upper mold plate (4), and a clamping groove (21) corresponding to the top insert (42) is arranged at the top of the inclined elastic sliding block (2).
6. The mold core-pulling structure for a c-shaped cavity insert according to claim 5, wherein a plurality of protrusions (211) arranged along the length direction of the top insert are arranged on the bottom surface of the clamping groove (21), and a concave portion corresponding to the protrusions (211) in position is arranged on the top insert (42).
7. The core pulling structure of a mold for C-shaped cavity inserts as claimed in claim 1, wherein a second inclined ejector pin (12) is provided on the other opposite side surface of the mold core (1), and the bottom of the second inclined ejector pin (12) is connected to the lower ejector plate (6) through a connecting seat (13).
8. The mold core-pulling structure for a C-shaped cavity insert according to claim 7, wherein symmetrically arranged rollers (121) are arranged on two sides of the second inclined thimble (12), and a second sliding groove (131) corresponding to the rollers (121) in position is arranged on the connecting seat (13).
9. The die core pulling structure for the C-shaped cavity insert according to claim 7 or 8, wherein a guide block (32) is further arranged on the lower template (3), and the second inclined ejector pin (12) penetrates through the guide block (32).
10. The mold core-pulling structure for the C-shaped cavity insert according to claim 1, wherein a second groove (14) is formed in the side edge of the mold core (1), and the oblique elastic sliding block (2) is clamped in the second groove (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210436371.9A CN114932654A (en) | 2022-04-24 | 2022-04-24 | Mould core-pulling structure for C-shaped cavity insert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210436371.9A CN114932654A (en) | 2022-04-24 | 2022-04-24 | Mould core-pulling structure for C-shaped cavity insert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114932654A true CN114932654A (en) | 2022-08-23 |
Family
ID=82862978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210436371.9A Withdrawn CN114932654A (en) | 2022-04-24 | 2022-04-24 | Mould core-pulling structure for C-shaped cavity insert |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114932654A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115352086A (en) * | 2022-08-26 | 2022-11-18 | 上海晋飞碳纤科技股份有限公司 | Mould for closed shell composite material product |
-
2022
- 2022-04-24 CN CN202210436371.9A patent/CN114932654A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115352086A (en) * | 2022-08-26 | 2022-11-18 | 上海晋飞碳纤科技股份有限公司 | Mould for closed shell composite material product |
| CN115352086B (en) * | 2022-08-26 | 2025-02-18 | 上海晋飞碳纤科技股份有限公司 | A mold for a closed shell composite product |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220823 |