CN203888093U - Rotary core pulling mechanism used in plastic mould - Google Patents
Rotary core pulling mechanism used in plastic mould Download PDFInfo
- Publication number
- CN203888093U CN203888093U CN201420262708.XU CN201420262708U CN203888093U CN 203888093 U CN203888093 U CN 203888093U CN 201420262708 U CN201420262708 U CN 201420262708U CN 203888093 U CN203888093 U CN 203888093U
- Authority
- CN
- China
- Prior art keywords
- holder
- circular arc
- core
- pulling mechanism
- pivoted arm
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a rotary core pulling mechanism used in a plastic mould. According to the rotary core pulling mechanism, a fixed seat I and a fixed seat II are symmetrically arranged, wherein each of the fixed seat I and the fixed seat II is internally provided with a rotary bearing; the two ends of a C-shaped rotary arm are connected with the rotary bearings through a rotary shaft; a circular-arc-shaped core is located between the fixed seat I and the fixed seat II; the circle center connection line of the rotary bearings penetrates through the circle center of the circular-arc-shaped core; a driving unit drives the C-shaped rotary arm to rotate around the circle center of the circular-arc-shaped core; hoisting rods are fixedly arranged at the bottoms of the fixed seat I, the fixed seat II and the circular-arc-shaped core. A virtual circle center with a closed hollow circular arc structure in a plastic product is established and the driving unit drives the C-shaped rotary arm to rotate around the virtual circle center; the C-shaped rotary arm drives the product to rotate around the virtual circle center; after rotating for a certain angle, the product can be partially or completely separated from the circular-arc-shaped core, so that the circular-arc-shaped core can be smoothly separated from the product.
Description
Technical field
The utility model relates to mould of plastics industry, particularly a kind of rotating core-pulling mechanism for mould of plastics.
Background technology
For thering is airtight hollow arc structure in plastic part, need to use the core-pulling mechanism could to realize the demoulding, but mould emptier routinely is but difficult to circular-arc core to depart from from product.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of rotating core-pulling mechanism for mould of plastics, to realize the object smoothly circular arc core being departed from from product.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of rotating core-pulling mechanism for mould of plastics, circular arc core, holder one, holder two, C shape pivoted arm and driver element, described holder one is symmetrical arranged with holder two, in described holder one and holder two, be provided with swivel bearing, the two ends of described C shape pivoted arm are connected with described swivel bearing by a rotating shaft respectively, described circular arc core is between described holder one and described holder two, the circle center line connecting of described swivel bearing passes from the center of circle of described circular arc core, described in described drive unit drives, C shape pivoted arm rotates around the center of circle of described circular arc core, the bottom of described holder one, holder two and circular arc core is all installed with elevating lever.
Preferably, on 2 two relative faces of described holder one and holder, be provided with two limited blocks.
Preferably, the corresponding described limited block of described C shape pivoted arm place is provided with cushion pad.
Preferably, described driver element is servomotor, and the power transmission shaft of described servomotor is connected with the swivel bearing on described holder one.
Preferably, described driver element is the oil cylinder being obliquely installed, and the expansion link of described oil cylinder is connected with the zone line of described C shape pivoted arm.
Preferably, described driver element comprises that circular arc tiltedly carves, two symmetrical fixed blocks of placing, guide pad and oil cylinder, described guide pad is between two described fixed blocks, the corresponding described fixed block of side of described guide pad is provided with projection, described projection is fastened in the gathering sill of described fixed block inner side, the expansion link of described oil cylinder is connected with described guide pad, described circular arc is tiltedly carved with the zone line of described C shape pivoted arm and is connected, the circular arc center of circle that the circle center line connecting of described swivel bearing is also tiltedly carved from described circular arc, pass, described circular arc tiltedly carve with the two corresponding one side of described guide pad on be provided with the gear teeth, described circular arc is tiltedly carved with described guide pad and is connected by described gear teeth meshing.
Pass through technique scheme, the rotating core-pulling mechanism for mould of plastics that the utility model provides, by setting up the virtual center of circle of airtight hollow arc structure in plastic part, after die sinking, product is ejected to die face together with circular arc core, with rear drive unit, C shape pivoted arm is rotated around the virtual center of circle, and C shape pivoted arm can drive product to rotate around the virtual center of circle together in the time rotating, after turning an angle, product will divide from circular arc core top or depart from completely, only need manipulator or manually from a specific angle, product taken away, realize the object smoothly circular arc core being departed from from product.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing of required use during embodiment is described is briefly described.
Fig. 1 is the original state schematic diagram of the disclosed a kind of rotating core-pulling mechanism for mould of plastics of the utility model embodiment 1;
Fig. 2 is the working state schematic representation of the disclosed a kind of rotating core-pulling mechanism for mould of plastics of the utility model embodiment 1;
Fig. 3 is the side view of the disclosed a kind of rotating core-pulling mechanism for mould of plastics of the utility model embodiment 2;
Fig. 4 is the side view of the disclosed a kind of rotating core-pulling mechanism for mould of plastics of the utility model embodiment 3.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
Embodiment 1
The utility model provides a kind of rotating core-pulling mechanism for mould of plastics (with reference to Fig. 1 and 2), circular arc core 11, holder 1, holder 2 13, C shape pivoted arm 14 and driver element, holder 1 is symmetrical arranged with holder 2 13, in holder 1 and holder 2 13, be provided with swivel bearing, the two ends of C shape pivoted arm 14 are connected with swivel bearing by a rotating shaft 15 respectively, circular arc core 11 is between holder 1 and holder 2 13, the circle center line connecting of swivel bearing passes from the center of circle of circular arc core 11, rotate in drive unit drives C shape pivoted arm 14 centers of circle around circular arc core 11, that side that C shape pivoted arm 14 contacts plastic part is provided with the core of moulding plastics product, the bottom of holder 1, holder 2 13 and circular arc core 11 is all installed with elevating lever 16.Wherein, driver element is servomotor 17, and the power transmission shaft of servomotor 17 is connected with the swivel bearing on holder 1.
After die sinking by product with together with this mechanism, eject die face, servomotor 17 rotates C shape pivoted arm 14 centers of circle around circular arc core 11 subsequently, and C shape pivoted arm 14 can drive product to rotate around the center of circle of circular arc core together in the time rotating, after turning an angle, product will partially or completely depart from from circular arc core 11, only need manipulator or manually from a specific angle, product taken away, having realized the object smoothly circular arc core 11 being departed from from product.
On 2 13 two relative faces of holder 1 and holder, be provided with two limited blocks 18, carry out spacing to the position of rotation of C shape pivoted arm 14.
In order to prevent that C shape pivoted arm 14 from knocking limited block 18 and causing C shape pivoted arm 14 to damage, be therefore provided with cushion pad 19 in the position of C shape pivoted arm 14 corresponding limited blocks 18.
Embodiment 2
Referring to Fig. 3, as different from Example 1, driver element is the oil cylinder 20 being obliquely installed, and the expansion link of oil cylinder is connected with the zone line of C shape pivoted arm 14.The expansion link of oil cylinder stretches out or regains, and can promote C shape pivoted arm 14 centers of circle around circular arc core 11 and rotate.
Embodiment 3
Referring to Fig. 4, different from embodiment 1 and 2 is, driver element comprises that circular arc tiltedly carves 21, two symmetrical fixed blocks 22 of placing, guide pad 23 and oil cylinder 24, guide pad 23 is between two fixed blocks 22, the corresponding fixed block 22 of side of guide pad 23 is provided with projection, projection is fastened in the gathering sill of fixed block 22 inner sides, the expansion link of oil cylinder is connected with guide pad 23, circular arc is tiltedly carved 21 and is connected with the zone line of C shape pivoted arm 14, the circle center line connecting of swivel bearing also passes from circular arc is tiltedly carved 21 the circular arc center of circle, circular arc tiltedly carve 21 and guide pad 23 the two corresponding one sides on be provided with the gear teeth, circular arc is tiltedly carved 21 and is connected by gear teeth meshing with guide pad 23.
The expansion link of oil cylinder stretches out upwards mentions guide pad 23, under the engagement of the gear teeth, circular arc is tiltedly carved 21 and also can upwards be mentioned, the gear teeth of tiltedly carving on 21 due to circular arc are on arc surface, therefore circular arc tiltedly carves 21 when upwards being mentioned, also can be around the rotation of the center of circle of circular arc core 11, C shape pivoted arm 14 is followed rotation simultaneously.
In sum, the rotating core-pulling mechanism for mould of plastics that the utility model provides, by setting up the virtual center of circle of airtight hollow arc structure in plastic part, the center of circle of swivel bearing, the center of circle of circular arc core and the line in the virtual center of circle are on same straight line, after die sinking, product is ejected to die face together with circular arc core, with rear drive unit, C shape pivoted arm is rotated around the virtual center of circle, and C shape pivoted arm can drive product to rotate around the virtual center of circle together in the time rotating, after turning an angle, product will depart from from circular arc core, realize the object smoothly circular arc core being departed from from product.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. the rotating core-pulling mechanism for mould of plastics, it is characterized in that, circular arc core, holder one, holder two, C shape pivoted arm and driver element, described holder one is symmetrical arranged with holder two, in described holder one and holder two, be provided with swivel bearing, the two ends of described C shape pivoted arm are connected with described swivel bearing by a rotating shaft respectively, described circular arc core is between described holder one and described holder two, the circle center line connecting of described swivel bearing passes from the center of circle of described circular arc core, described in described drive unit drives, C shape pivoted arm rotates around the center of circle of described circular arc core, the bottom of described holder one, holder two and circular arc core is all installed with elevating lever.
2. a kind of rotating core-pulling mechanism for mould of plastics according to claim 1, is characterized in that, on 2 two relative faces of described holder one and holder, is provided with two limited blocks.
3. a kind of rotating core-pulling mechanism for mould of plastics according to claim 2, is characterized in that, the corresponding described limited block of described C shape pivoted arm place is provided with cushion pad.
4. according to a kind of rotating core-pulling mechanism for mould of plastics described in claim 1 or 3, it is characterized in that, described driver element is servomotor, and the power transmission shaft of described servomotor is connected with the swivel bearing on described holder one.
5. according to a kind of rotating core-pulling mechanism for mould of plastics described in claim 1 or 3, it is characterized in that, described driver element is the oil cylinder being obliquely installed, and the expansion link of described oil cylinder is connected with the zone line of described C shape pivoted arm.
6. according to a kind of rotating core-pulling mechanism for mould of plastics described in claim 1 or 3, it is characterized in that, described driver element comprises that circular arc tiltedly carves, two symmetrical fixed blocks of placing, guide pad and oil cylinder, described guide pad is between two described fixed blocks, the corresponding described fixed block of side of described guide pad is provided with projection, described projection is fastened in the gathering sill of described fixed block inner side, the expansion link of described oil cylinder is connected with described guide pad, described circular arc is tiltedly carved with the zone line of described C shape pivoted arm and is connected, the circular arc center of circle that the circle center line connecting of described swivel bearing is also tiltedly carved from described circular arc, pass, described circular arc tiltedly carve with the two corresponding one side of described guide pad on be provided with the gear teeth, described circular arc is tiltedly carved with described guide pad and is connected by described gear teeth meshing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420262708.XU CN203888093U (en) | 2014-05-21 | 2014-05-21 | Rotary core pulling mechanism used in plastic mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420262708.XU CN203888093U (en) | 2014-05-21 | 2014-05-21 | Rotary core pulling mechanism used in plastic mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203888093U true CN203888093U (en) | 2014-10-22 |
Family
ID=51714539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420262708.XU Withdrawn - After Issue CN203888093U (en) | 2014-05-21 | 2014-05-21 | Rotary core pulling mechanism used in plastic mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203888093U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950131A (en) * | 2014-05-21 | 2014-07-30 | 苏州市振业模具有限公司 | Rotary core pulling mechanism for plastic mold |
-
2014
- 2014-05-21 CN CN201420262708.XU patent/CN203888093U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950131A (en) * | 2014-05-21 | 2014-07-30 | 苏州市振业模具有限公司 | Rotary core pulling mechanism for plastic mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141022 Effective date of abandoning: 20160210 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |