CN104908282B - Anti-blocking device for injection mold - Google Patents
Anti-blocking device for injection mold Download PDFInfo
- Publication number
- CN104908282B CN104908282B CN201510328685.7A CN201510328685A CN104908282B CN 104908282 B CN104908282 B CN 104908282B CN 201510328685 A CN201510328685 A CN 201510328685A CN 104908282 B CN104908282 B CN 104908282B
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- CN
- China
- Prior art keywords
- bearing
- rotating shaft
- shaft
- blocking device
- rotating disk
- 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.)
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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
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/84—Safety devices
- B29C45/844—Preventing damage caused by obstructions or foreign matter caught between mould halves during mould closing, e.g. moulded parts or runners
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The invention discloses a kind of Anti-blocking device for injection mold，Correct dynamic、Cover half moves down the position deviation of generation，Make、Will not be stuck during cover half matched moulds，Including guide pad (1)、Bearing (3)、Slide on the slide block (2) between bearing (3) and guide pad (1)、Fixed block (5)、The rotating shaft (4) being rotatably assorted with fixed block (5)、Bearing washer (6)、Rotating disk (7)，Described rotating shaft (4) is provided with the diameter parallel of axis and rotating shaft (4) and misaligned eccentric shaft (8)，Described rotating shaft (4) is provided with the flange (11) spacing to bearing (3) one end end face axial，The center of described rotating disk (7) is provided with non-circular through hole (12)，Described rotating shaft (4) is provided with main shaft (13)，Described rotating disk (7) is enclosed within main shaft (13) outer surface and is slidably matched with main shaft (13).
Description
Technical field
The present invention relates to injection mold technical field, relate in particular to a kind of Anti-blocking device for injection mold.
Background technology
With the progress of present Tool and Die Technology, the gradually maturation of large mold technology, increasing large mold is set
Meter and use, but it is found that when injection machine is opened, because mould is heavier, dynamic, cover half all occurs different degrees of
Move down so that dislocation in the guide pillars and bushes of original be aligned, arise that stuck phenomenon when dynamic, cover half matched moulds again.
Content of the invention
For solving the technical problem that above-mentioned prior art exists, the present invention provides a kind of anti-jamming dress for injection mold
Put, correct position deviation dynamic, that cover half moves down generation, make, cover half matched moulds when will not be stuck.
The technical solution used in the present invention is：There is provided a kind of Anti-blocking device for injection mold, including guide pad, axle
Rotating shaft that slide block, fixed block and the fixed block hold, sliding between bearing and guide pad is rotatably assorted, bearing washer, rotating disk,
Described rotating shaft is provided with the diameter parallel of axis and rotating shaft and misaligned eccentric shaft, bearing holder (housing, cover) on the periphery of eccentric shaft, institute
State rotating shaft and be provided with the flange spacing to bearing one end end face axial, described bearing washer is enclosed within another to bearing on eccentric shaft periphery
One end end face axial is spacing, and the center of described rotating disk is provided with non-circular through hole, and described rotating shaft is provided with external surface shape and through hole
Inner surface configuration coincide and the main shaft coaxial with rotating shaft, and described rotating disk is enclosed within main shaft outer surface and is joined with main shaft slip
Close, the end face near fixed block side for the described rotating disk has been uniformly distributed circumferentially at least 2 grooves, and described fixed block is relative with rotating disk
Side be provided with raised with least one of groove cooperation insertion.
Operation principle：Slide block is fixed on the side of dynamic model, is directed to block and fixed block is fixed on the side of cover half, when
During dynamic, cover half folding, slide block slides between guide pad and bearing, because processing and installation have unavoidable error, institute
There may be the situation of following two kinds of inefficacies with the Anti-blocking device after installing：1st, when the distance between guide pad and bearing are big
In the width of slide block, then device cannot realize correcting the dynamic, purpose of cover half position deviation, 2, between guide pad and bearing away from
From the width less than slide block, then Anti-blocking device can damage.In order to ensure Anti-blocking device do not processed and alignment error shadow
Ring, need to proceed as follows：Rotate driven by rotary disc axis of rotation due to the effect of eccentric shaft, between bearing and guide pad away from
Defection produces change, when the distance between bearing and guide pad are equal to the width of slide block, make in raised insertion groove, that is, makes
Rotating disk circumference is spacing not to be rotated.
Using said structure, the present invention compared with prior art has advantages below：The Anti-blocking device of the present invention is not only
Can be used for correcting position deviation dynamic, that cover half moves down generation, Anti-blocking device can also be corrected because processing and installing generation
Error is it is ensured that Anti-blocking device normally realizes function.
As improvement, described through hole be shaped as rectangle, it is exactly to turn for convenience that through hole is shaped to non-circular
Dynamic rotating shaft, and the demand that the through hole of rectangle meets rotating shaft also reduces difficulty of processing and decreases processing cost.
As improvement, the quantity of described groove is 24, when designing Anti-blocking device during, designer finds 24
Individual groove, not only meets the needs that between bearing and guide pad, distance is adjusted to the full extent, and increase processing that will not be excessive
Cost.
As improvement, the side face designing 4 projections along fixed block is uniformly distributed, and can preferably realize rotating disk circumference spacing
Function.
Brief description
Fig. 1 is Anti-blocking device and the dynamic, schematic diagram of cover half position relationship.
Fig. 2 is side structure schematic diagram of the present invention.
Fig. 3 is the structural representation of rotating disk.
Shown in figure:01 dynamic model, 02 cover half, 03 guide pillar, 04 guide pin bushing, 1 guide pad, 2 slide blocks, 3 bearings, 4 rotating shafts, 5 is fixing
Block, 6 bearing washers, 7 rotating disks, 8 eccentric shafts, 9 grooves, 10 is raised, 11 flanges, 12 through holes, 13 main shafts.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment the invention will be further described.
For the Anti-blocking device of injection mold, including guide pad 1, bearing 3, slide between bearing 3 and guide pad 1
Rotating shaft 4 that slide block 2, fixed block 5 are rotatably assorted with fixed block 5, bearing washer 6, rotating disk 7, described rotating shaft 4 is provided with axis and turns
The diameter parallel of axle 4 and misaligned eccentric shaft 8, bearing 3 is enclosed within the periphery of eccentric shaft 8, and described rotating shaft 4 is provided with to bearing
The spacing flange 11 of 3 one end end face axial, described bearing washer 6 is enclosed within eccentric shaft 8 periphery to bearing 3 other end end face axle
To spacing, the center of described rotating disk 7 is provided with non-circular through hole 12, and described rotating shaft 4 is provided with external surface shape and table in through hole 12
Face shape is coincide and the main shaft 13 coaxial with rotating shaft 4, and described rotating disk 7 is enclosed within main shaft 13 outer surface and is slided with main shaft 13
Cooperation, the end face near fixed block 5 side for the described rotating disk 7 has been uniformly distributed circumferentially at least 2 grooves 9, described fixed block 5 with turn
The relative side of disk 7 is provided with least one projection 10 with groove 9 cooperation insertion.
Operation principle：Slide block 2 is fixed on the side of dynamic model, is directed to block 1 and fixed block 5 is fixed on the side of cover half,
When dynamic, cover half folding, slide block 2 slides between guide pad 1 and bearing 3, because processing and installation have unavoidable mistake
Difference, so the Anti-blocking device after installing there may be the situation of following two kinds of inefficacies：1 works as between guide pad 1 and bearing 3
Distance cannot realize correcting the dynamic, purpose of cover half position deviation more than the width of slide block 2, then device, and 2 work as guide pad 1 and bearing 3
The distance between less than slide block 2 width, then Anti-blocking device can damage.In order to ensure that Anti-blocking device is not processed and installed
The impact of error, needs to proceed as follows：Rotating rotating disk 7 drives rotating shaft 4 to rotate due to the effect of eccentric shaft 8, bearing 3 with lead
Change can be produced to the distance between block 1, when the distance between bearing 3 and guide pad 1 are equal to the width of slide block 2, make projection
In 10 insertion grooves 9, that is, make rotating disk 7 circumference spacing not in rotation.
Using said structure, the present invention compared with prior art has advantages below：The Anti-blocking device of the present invention is not only
Can be used for correcting position deviation dynamic, that cover half moves down generation, Anti-blocking device can also be corrected because processing and installing generation
Error is it is ensured that Anti-blocking device normally realizes function.
As improvement, described through hole 12 be shaped as rectangle, it is exactly for side that through hole 12 is shaped to non-circular
Just rotating shaft 4, and the demand that the through hole 12 of rectangle meets rotating shaft 4 also reduces difficulty of processing and decreases and is processed into
This.
As improvement, the quantity of described groove 9 is 24, when designing Anti-blocking device during, designer finds
24 grooves 9, not only meet the needs that between bearing 3 and guide pad 1, distance is adjusted to the full extent, and increase that will not be excessive
Processing cost.
As improvement, the side face designing 4 projections 10 along fixed block 5 is uniformly distributed, and can preferably realize rotating disk 7 circumference limit
The function of position.
Above the present invention and embodiments thereof are described, this description does not have restricted, shown in accompanying drawing
Simply one of embodiments of the present invention, actual structure is not limited thereto.If the generally speaking ordinary skill of this area
Personnel are enlightened by it, in the case of without departing from the invention objective, design and this technical scheme phase without creative
As frame mode and embodiment, protection scope of the present invention all should be belonged to.
Claims (4)
1. be used for injection mold Anti-blocking device it is characterised in that：Including guide pad (1), bearing (3), slide on bearing (3)
Rotating shaft (4) that slide block (2) and guide pad (1) between, fixed block (5) and fixed block (5) are rotatably assorted, bearing washer (6),
Rotating disk (7), described rotating shaft (4) is provided with the diameter parallel of axis and rotating shaft (4) and misaligned eccentric shaft (8), and bearing (3) is enclosed within
On the periphery of eccentric shaft (8), described rotating shaft (4) is provided with the flange (11) spacing to bearing (3) one end end face axial, described axle
Rim circle (6) is enclosed within spacing to bearing (3) other end end face axial on eccentric shaft (8) periphery, and the center of described rotating disk (7) sets
There is non-circular through hole (12), described rotating shaft (4) is provided with external surface shape and is coincide and and rotating shaft with through hole (12) inner surface configuration
(4) coaxial main shaft (13), described rotating disk (7) is enclosed within main shaft (13) outer surface and is slidably matched with main shaft (13), institute
The end face stating rotating disk (7) near fixed block (5) side has been uniformly distributed circumferentially at least 2 grooves (9), described fixed block (5) with
The relative side of rotating disk (7) is provided with least one projection (10) with groove (9) cooperation insertion.
2. the Anti-blocking device for injection mold according to claim 1 it is characterised in that：The shape of described through hole (12)
Shape is rectangle.
3. the Anti-blocking device for injection mold according to claim 1 it is characterised in that：The quantity of described groove (9)
For 24.
4. the Anti-blocking device for injection mold according to claim 3 it is characterised in that：Described projection (10)
Quantity is 4, and 4 projections (10) are uniformly distributed along the side face of fixed block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510328685.7A CN104908282B (en) | 2015-06-15 | 2015-06-15 | Anti-blocking device for injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510328685.7A CN104908282B (en) | 2015-06-15 | 2015-06-15 | Anti-blocking device for injection mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104908282A CN104908282A (en) | 2015-09-16 |
| CN104908282B true CN104908282B (en) | 2017-03-08 |
Family
ID=54077918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510328685.7A Active CN104908282B (en) | 2015-06-15 | 2015-06-15 | Anti-blocking device for injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104908282B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105773927B (en) * | 2016-04-23 | 2018-04-17 | 东莞市盛涵精密塑胶制品有限公司 | The large-scale anti-jamming mould structure of sliding block |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5225215A (en) * | 1992-08-03 | 1993-07-06 | Syvrud Daniel J | Plastic molding apparatus |
| CN2928464Y (en) * | 2006-06-13 | 2007-08-01 | 震雄资产管理有限公司 | Rotary disc positioning mechanism for jet forming machine |
| EP2002951A2 (en) * | 2007-06-13 | 2008-12-17 | Top Grade Molds Ltd. | Wedge lock system for injection molds |
| CN202824823U (en) * | 2012-10-16 | 2013-03-27 | 宝鸡市精机设备有限责任公司 | Amorphous strip precise hearing machine movable memorial archway linear adjustment and locking device |
| CN204773452U (en) * | 2015-06-15 | 2015-11-18 | 宁波双林模具有限公司 | A dead device of anti -sticking for injection mold |
-
2015
- 2015-06-15 CN CN201510328685.7A patent/CN104908282B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5225215A (en) * | 1992-08-03 | 1993-07-06 | Syvrud Daniel J | Plastic molding apparatus |
| CN2928464Y (en) * | 2006-06-13 | 2007-08-01 | 震雄资产管理有限公司 | Rotary disc positioning mechanism for jet forming machine |
| EP2002951A2 (en) * | 2007-06-13 | 2008-12-17 | Top Grade Molds Ltd. | Wedge lock system for injection molds |
| CN202824823U (en) * | 2012-10-16 | 2013-03-27 | 宝鸡市精机设备有限责任公司 | Amorphous strip precise hearing machine movable memorial archway linear adjustment and locking device |
| CN204773452U (en) * | 2015-06-15 | 2015-11-18 | 宁波双林模具有限公司 | A dead device of anti -sticking for injection mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104908282A (en) | 2015-09-16 |
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Effective date of registration: 20220915 Address after: 545000 D-3, Bailu Industrial Park, 1 Machang Road, Liubei District, Liuzhou City, Guangxi Zhuang Autonomous Region Patentee after: LIUZHOU SHUANGLIN AUTO PARTS TECHNOLOGY Co.,Ltd. Address before: 315613, Zhejiang County, Ningbo City, Ninghai Province West Road Patentee before: NINGBO SHUANGLIN MOULD Co.,Ltd. |