CN109630507A - A kind of inner edge connection structure for overcoming injection molding to be recessed - Google Patents
A kind of inner edge connection structure for overcoming injection molding to be recessed Download PDFInfo
- Publication number
- CN109630507A CN109630507A CN201811550929.6A CN201811550929A CN109630507A CN 109630507 A CN109630507 A CN 109630507A CN 201811550929 A CN201811550929 A CN 201811550929A CN 109630507 A CN109630507 A CN 109630507A
- Authority
- CN
- China
- Prior art keywords
- inner edge
- groove
- main panel
- reinforcing rib
- injection molding
- 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.)
- Pending
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 36
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 62
- 239000000463 material Substances 0.000 claims abstract description 7
- 229920002943 EPDM rubber Polymers 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 2
- -1 polypropylene Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 238000005728 strengthening Methods 0.000 claims 2
- 210000002435 tendon Anatomy 0.000 claims 2
- 239000004033 plastic Substances 0.000 abstract description 6
- 229920003023 plastic Polymers 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 abstract description 3
- 235000013372 meat Nutrition 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
- F16B1/02—Means for securing elements of mechanisms after operation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
This application involves a kind of inner edge structures for overcoming injection molding to be recessed, in the other end of the main panel far from inner edge since plastics cooling meat forms injection molding recess when forming flange on the home panel in order to prevent, the interconnecting piece of H1 >=H2 is formed between main panel and inner edge, at this time in main panel, the first groove or the second groove are formed between inner edge and interconnecting piece, the setting of the first groove or the second groove influences the bonding strength of inner edge and main panel in order to prevent, two kinds of reinforcing ribs are set, first reinforcing rib is located in the first groove or the second groove, second reinforcing rib is located at the main panel inner wall with the first groove or the second groove, the outer main panel inner face of the inner wall of inner edge and the inner wall of interconnecting piece and the first groove or the second groove and inner edge are all connected on one side, be arranged the first reinforcing rib and the second reinforcing rib thickness and mutual distance, it can be The bonding strength of main panel and inner edge is completely secured in the case where sufficiently saving material.
Description
Technical field
The application belongs to injection molding technology field, more particularly, to a kind of inner edge connection structure for overcoming injection molding to be recessed.
Background technique
Injection molding be by thermoplastic or thermosetting property material using in plastics in the molten state injection moulding mold to make
At the technique of plastic products of various shapes.
The inner edge structure of moulding is in the middle position molding one on a main panel basically perpendicular in main panel
Side riser.It, can be in another opposite with main panel of inner edge if the thickness of inner edge is excessive in inner edge structure under Shooting Technique
Face, due to expand with heat and contract with cold with plastic part coagulated volume shrink relationship and form recess.
Summary of the invention
The technical problem to be solved by the present invention is to solve deficiency in the prior art, so that providing one kind overcomes injection molding
The inner edge connection structure of recess.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of inner edge structure for overcoming injection molding to be recessed, comprising:
Positioned at the inner edge of main panel center setting, the inner edge is connect by interconnecting piece with main panel, in interarea
Two sides between plate, interconnecting piece and inner edge positioned at inner edge are respectively formed the first groove and the second groove；
First reinforcing rib, vertical with the main panel, with a thickness of 0.5-1mm, first reinforcing rib is located at the first groove
It is connect in the second groove and with the main panel inner wall of the first groove and the second groove, the inner wall of inner edge and the inner wall of interconnecting piece；
Second reinforcing rib, it is vertical with the main panel, with a thickness of 1-1.5mm, second reinforcing rib, positioned at the one of inner edge
Side or two sides, with the main panel inner wall of the first groove or the second groove, the inner wall of inner edge and the inner wall of interconnecting piece and first
Groove or the outer main panel inner face of the second groove are connected with the one side of inner edge；
The thickness H1 of the main panel, the thickness H2 of interconnecting piece, inner edge thickness H3 between relationship be H1 >=H2, and H2
≥1/3H3；
Height H4≤1.5 of first groove and the second groove；
Two neighboring first reinforcing rib or the first adjacent reinforcing rib and two neighboring second reinforcing rib of the second reinforcing rib
The distance between be L:2H4≤L≤4H
Preferably, the inner edge structure for overcoming injection molding to be recessed of the invention,
The width of first groove is greater than the width of the second groove.
Preferably, having for inner edge is arranged in the inner edge structure for overcoming injection molding to be recessed of the invention, second reinforcing rib
The side of first groove.
Preferably, the inner edge structure for overcoming injection molding to be recessed of the invention, second reinforcing rib are triangle.
Preferably, the of the invention inner edge structure for overcoming injection molding to be recessed, the first reinforcing rib with a thickness of 0.8mm.
Preferably, the of the invention inner edge structure for overcoming injection molding to be recessed, the second reinforcing rib with a thickness of 1.2mm.
Preferably, the inner edge structure for overcoming injection molding to be recessed of the invention, the inner edge tilt 3 ° -5 ° towards side.
Preferably, the inner edge structure for overcoming injection molding to be recessed of the invention, the quantity of first reinforcing rib is the same side
2-3 times of the quantity of second reinforcing rib.
Preferably, the inner edge structure for overcoming injection molding to be recessed of the invention, the inner edge structure is by ethylene propylene diene rubber and gathers
Propylene material composition.
The beneficial effects of the present invention are:
The inner edge structure for overcoming injection molding to be recessed of the invention, in main panel 1 when forming flange on the home panel in order to prevent
The other end far from inner edge 2 forms H1 >=H2 since plastics cooling meat forms injection molding recess between main panel 1 and inner edge 2
Interconnecting piece 21, form the first groove 22 or the second groove 23, between main panel 1, inner edge 2 and interconnecting piece 21 at this time in order to anti-
Only the setting of the first groove 22 or the second groove 23 influences the bonding strength of inner edge 2 and main panel 1, and two kinds of reinforcing ribs are arranged, the
One reinforcing rib 3 is located in the first groove 22 or the second groove 23, and the second reinforcing rib 4 is located at and the first groove 22 or the second groove 23
1 inner wall of main panel, the inner wall of inner edge 2 and the inner wall of interconnecting piece 21 and the first groove 22 or the outer main panel 1 of the second groove 23
Inner face and inner edge 2 are all connected on one side, and thickness and the mutual distance of the first reinforcing rib 3 and the second reinforcing rib 4 is arranged,
The bonding strength of main panel 1 Yu inner edge 2 can be completely secured in the case where sufficiently saving material.
Detailed description of the invention
The technical solution of the application is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the inner edge structure for overcoming injection molding to be recessed of the embodiment of the present application 1；
Fig. 2 is the structural schematic diagram of the inner edge structure for overcoming injection molding to be recessed of the embodiment of the present application 2；
Fig. 3 is the main view of the inner edge structure for overcoming injection molding to be recessed of the embodiment of the present application；
Appended drawing reference in figure are as follows:
1 main panel；
3 first reinforcing ribs；
4 second reinforcing ribs；
21 interconnecting pieces；
22 first grooves；
23 second grooves.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.
In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the application and simplifies description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
The limitation of the application protection scope.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.In the description of the invention, unless separately
It is described, the meaning of " plurality " is two or more.
In the description of the present application, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in this application.
It is described in detail the technical solution of the application below with reference to the accompanying drawings and in conjunction with the embodiments.
Embodiment 1
The present embodiment provides a kind of inner edge structures for overcoming injection molding to be recessed, as shown in figs. 1 and 3, comprising:
Positioned at the inner edge 2 of 1 center of main panel setting, the inner edge 2 is connect by interconnecting piece 21 with main panel 1, with
Two sides between main panel 1, interconnecting piece 21 and inner edge 2 positioned at inner edge 2 are respectively formed the first groove 22 and the second groove 23；
First reinforcing rib 3, vertical with the main panel 1, with a thickness of 0.5-1mm, it is recessed that first reinforcing rib 3 is located at first
In slot 22 and the second groove 23 and inner wall and interconnecting piece with 1 inner wall of main panel of the first groove 22 and the second groove 23, inner edge 2
21 inner wall connection；
Second reinforcing rib 4, vertical with the main panel 1, with a thickness of 1-1.5mm, second reinforcing rib 4 is located at inner edge 2
Two sides, with 1 inner wall of main panel of the first groove 22 or the second groove 23, the inner wall of inner edge 2 and the inner wall of interconnecting piece 21 and
First groove 22 or outer 1 inner face of main panel of the second groove 23 are connected with the one side of inner edge 2；
The thickness H1 of the main panel 1, the thickness H2 of interconnecting piece 21, inner edge 2 thickness H3 between relationship be H1 >=H2,
And H2 >=1/3H3；
Height H4≤1.5H3-H2 of first groove 22 and the second groove 23；
Two neighboring first reinforcing rib 3 or the first adjacent reinforcing rib 3 and the second reinforcing rib 4 two neighboring second are reinforced
The distance between muscle 4 is L:2H4≤L≤4H4.
Embodiment 2
The present embodiment provides a kind of inner edge structures for overcoming injection molding to be recessed, as shown in Figures 2 and 3, comprising:
Main panel 1,
Inner edge 2, the inner edge 2 is located at 1 center of main panel and is connect by interconnecting piece 21 with main panel 1, in main panel
1, the two sides of inner edge 2 are respectively formed equal the first groove 22 and the second groove 23 of width between interconnecting piece 21 and inner edge 2, described
The width of first groove 22 is greater than the width of the second groove 23；
First reinforcing rib 3, vertical with the main panel 1, with a thickness of 0.5-1mm, it is recessed that first reinforcing rib 3 is located at first
In slot 22 and the second groove 23 and inner wall and interconnecting piece with 1 inner wall of main panel of the first groove 22 and the second groove 23, inner edge 2
21 inner wall connection；
Second reinforcing rib 4, it is vertical with the main panel 1, with a thickness of 1-1.5mm, second reinforcing rib 4, including setting
In the side with first groove 22 on side 2, with 1 inner wall of main panel of the first groove 22 or the second groove 23, inner edge 2
Wall is connected with the inner wall of interconnecting piece 21 and the first groove 22 or outer 1 inner face of main panel of the second groove 23 with the one side of inner edge 2；
The thickness H1 of the main panel 1, the thickness H2 of interconnecting piece 21, inner edge 2 thickness H3 between relationship be H1 >=H2,
And H2 >=1/3H3；
Height H4≤1.5H3-H2 of first groove 22 and the second groove 23；
Two neighboring first reinforcing rib 3 or the first adjacent reinforcing rib 3 and the second reinforcing rib 4 two neighboring second are reinforced
The distance between muscle 4 is L:2H4≤L≤4H4.
Second reinforcing rib 4 is triangle.
Thickness of the thickness of first reinforcing rib 3 less than the second reinforcing rib 4.
The inner edge 2 tilts 3 ° -5 ° towards the side close to main panel 1.
The quantity of first reinforcing rib 3 is 2-3 times of the quantity of second reinforcing rib 4 of the same side.
The inner edge structure is made of ethylene propylene diene rubber and polypropylene material.
The inner edge structure for overcoming injection molding to be recessed of embodiment 1 and embodiment 2, when forming flange on the home panel in order to prevent
In the other end of the main panel 1 far from inner edge 2 since plastics cooling meat forms injection molding recess, the shape between main panel 1 and inner edge 2
At the interconnecting piece 21 of H1 >=H2, the first groove 22 or the second groove are formed between main panel 1, inner edge 2 and interconnecting piece 21 at this time
23, the setting of the first groove 22 or the second groove 23 influences the bonding strength of inner edge 2 and main panel 1 in order to prevent, is arranged two kinds
Reinforcing rib, the first reinforcing rib 3 are located in the first groove 22 or the second groove 23, the second reinforcing rib 4 be located at the first groove 22 or
1 inner wall of main panel, the inner wall of inner edge 2 and the inner wall of interconnecting piece 21 of second groove 23 and the first groove 22 or the second groove 23
Outer 1 inner face of main panel and inner edge 2 are all connected on one side, be arranged the first reinforcing rib 3 and the second reinforcing rib 4 thickness and mutually it
Between distance, the bonding strength of main panel 1 Yu inner edge 2 can be completely secured in the case where sufficiently saving material.
It is enlightenment with the above-mentioned desirable embodiment according to the application, through the above description, relevant staff is complete
Full various changes and amendments can be carried out in the range of without departing from this item application technical idea.The technology of this item application
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (9)
1. a kind of inner edge structure for overcoming injection molding to be recessed characterized by comprising
Positioned at the inner edge (2) of main panel (1) center setting, the inner edge (2) is connected by interconnecting piece (21) and main panel (1)
It connects, is respectively formed the first groove (22) to be located at the two sides of inner edge (2) between main panel (1), interconnecting piece (21) and inner edge (2)
With the second groove (23)；
First reinforcing rib (3), vertical with the main panel (1), with a thickness of 0.5-1mm, first reinforcing rib (3) is located at first
In groove (22) and the second groove (23) and main panel (1) inner wall, inner edge (2) with the first groove (22) and the second groove (23)
Inner wall connected with the inner wall of interconnecting piece (21)；
Second reinforcing rib (4), vertical with the main panel (1), with a thickness of 1-1.5mm, second reinforcing rib (4) is located at interior
The side or two sides on side (2), the inner wall with main panel (1) inner wall of the first groove (22) or the second groove (23), inner edge (2)
With the inner wall and the first groove (22) or the second groove (23) outer main panel (1) of interconnecting piece (21) side with inner edge (2) on one side
Face connection；
The thickness H1 of the main panel (1), the thickness H2 of interconnecting piece (21), inner edge (2) thickness H3 between relationship be H1 >=
H2, and H2 >=1/3H3；
Height H4≤1.5 (H3-H2) of first groove (22) and the second groove (23)；
Two neighboring first reinforcing rib (3) or adjacent the first reinforcing rib (3) and the second reinforcing rib (4) two neighboring second add
The distance between strengthening tendons (4) are L:2H4≤L≤4H4.
2. the inner edge structure according to claim 1 for overcoming injection molding to be recessed, which is characterized in that
The width of first groove (22) is greater than the width of the second groove (23).
3. the inner edge structure according to claim 2 for overcoming injection molding to be recessed, which is characterized in that second reinforcing rib (4)
It is arranged in the side with first groove (22) of inner edge (2).
4. the inner edge structure according to claim 1 or 2 for overcoming injection molding to be recessed, which is characterized in that second reinforcing rib
It (4) is triangle.
5. the inner edge structure according to claim 1-4 for overcoming injection molding to be recessed, which is characterized in that the first reinforcing rib
(3) with a thickness of 0.8mm.
6. the inner edge structure according to claim 1-5 for overcoming injection molding to be recessed, which is characterized in that the second reinforcing rib
(4) with a thickness of 1.2mm.
7. the inner edge structure according to claim 1-6 for overcoming injection molding to be recessed, which is characterized in that the inner edge
(2) 3 ° -5 ° are tilted towards side.
8. the inner edge structure according to claim 1-7 for overcoming injection molding to be recessed, which is characterized in that described first adds
The quantity of strengthening tendons (3) is 2-3 times of the quantity of second reinforcing rib (4) of the same side.
9. the inner edge structure according to claim 1-8 for overcoming injection molding to be recessed, which is characterized in that the inner edge knot
Structure is made of ethylene propylene diene rubber and polypropylene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811550929.6A CN109630507A (en) | 2018-12-18 | 2018-12-18 | A kind of inner edge connection structure for overcoming injection molding to be recessed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811550929.6A CN109630507A (en) | 2018-12-18 | 2018-12-18 | A kind of inner edge connection structure for overcoming injection molding to be recessed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109630507A true CN109630507A (en) | 2019-04-16 |
Family
ID=66075183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811550929.6A Pending CN109630507A (en) | 2018-12-18 | 2018-12-18 | A kind of inner edge connection structure for overcoming injection molding to be recessed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109630507A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09126488A (en) * | 1995-10-27 | 1997-05-16 | Matsushita Electric Ind Co Ltd | Air-conditioner |
| JPH1177767A (en) * | 1997-09-04 | 1999-03-23 | Tohoku Munekata Kk | Injection molding method and injection molding die thereof |
| CN202294596U (en) * | 2011-10-14 | 2012-07-04 | 宁波信泰机械有限公司 | Grid decorating strip structure for automobile |
| CN202607949U (en) * | 2012-05-14 | 2012-12-19 | 上海飞尔汽配有限公司 | Injection-molding product structure capable of avoiding surface indentation |
| CN202966206U (en) * | 2012-12-24 | 2013-06-05 | 东风汽车有限公司 | Automobile bumper |
| CN204590572U (en) * | 2015-04-13 | 2015-08-26 | 河北润林新材料科技有限公司 | A kind of construction formwork of anti-injection moulding epitome |
| US20160031491A1 (en) * | 2013-04-22 | 2016-02-04 | Toyota Shatai Kabushiki Kaisha | Resin vehicle part and method for manufacturing same |
-
2018
- 2018-12-18 CN CN201811550929.6A patent/CN109630507A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09126488A (en) * | 1995-10-27 | 1997-05-16 | Matsushita Electric Ind Co Ltd | Air-conditioner |
| JPH1177767A (en) * | 1997-09-04 | 1999-03-23 | Tohoku Munekata Kk | Injection molding method and injection molding die thereof |
| CN202294596U (en) * | 2011-10-14 | 2012-07-04 | 宁波信泰机械有限公司 | Grid decorating strip structure for automobile |
| CN202607949U (en) * | 2012-05-14 | 2012-12-19 | 上海飞尔汽配有限公司 | Injection-molding product structure capable of avoiding surface indentation |
| CN202966206U (en) * | 2012-12-24 | 2013-06-05 | 东风汽车有限公司 | Automobile bumper |
| US20160031491A1 (en) * | 2013-04-22 | 2016-02-04 | Toyota Shatai Kabushiki Kaisha | Resin vehicle part and method for manufacturing same |
| CN204590572U (en) * | 2015-04-13 | 2015-08-26 | 河北润林新材料科技有限公司 | A kind of construction formwork of anti-injection moulding epitome |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190416 |
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| RJ01 | Rejection of invention patent application after publication |