CN205343697U - Demolding structure of injection mold - Google Patents
Demolding structure of injection mold Download PDFInfo
- Publication number
- CN205343697U CN205343697U CN201521066604.2U CN201521066604U CN205343697U CN 205343697 U CN205343697 U CN 205343697U CN 201521066604 U CN201521066604 U CN 201521066604U CN 205343697 U CN205343697 U CN 205343697U
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- cover half
- mold core
- fixed mold
- movable block
- power set
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Abstract
The utility model provides a demolding structure of injection mold, includes cover half and movable mould, the cover half includes first cover half benevolence, the merciful and peaceful cover half seat of second cover half, the merciful and peaceful second cover half benevolence of first cover half is all inlayed in the cover half seat, first cover half benevolence is in deviating from the through -hole that second cover half benevolence one side supplied oblique guide pillar to wear to establish, the oblique looks butt of guide pillar and movable mould, the top of first cover half benevolence is equipped with the guide bar, the guide bar includes horizontal segment and slope section, the lower surface of horizontal segment is fixed mutually with the top of oblique guide pillar, the slope section goes up the cover and is equipped with the movable block that can follow the slope section and move, and this movable block can move in the slope section, the below of movable block is equipped with the curved lever. Thereby the guide pillar can drive merciful and peaceful curved lever of first cover half and product emergence separation simultaneously in the drawing of patterns to one side, and then has improved the efficiency of the drawing of patterns greatly, has saved the step of the distribution drawing of patterns, also is favorable to improving the integrality of product.
Description
Technical field
This utility model relates to field of plastics processing, particularly relates to the demolding structure of a kind of injection mold.
Background technology
Injection mold is a kind of instrument producing plasthetics；Also the instrument of plasthetics complete structure and accurate dimension it is to confer to.In the prior art, most injection mold includes fixed half and moving half, simultaneously it is also possible to curved lever, and generally, in order to ensure the integrity of product, so what the parts of mould were removed in order one by one often by staff in the process of the demoulding, thus greatly reducing the production efficiency of injecting products, and also it is unfavorable for re-assemblying of mould.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is in that the injection mold demolding structure providing a kind of demoulding efficiency high.
For achieving the above object, this utility model provides following technical scheme: the demolding structure of a kind of injection mold, including fixed half and moving half, described cover half includes the first fixed mold core, second fixed mold core and cover half seat, described first fixed mold core and the second fixed mold core are all embedded in cover half seat, described first fixed mold core is provided with mean for the through hole that Angle Pin wears in deviating from the second fixed mold core side, the edge of described Angle Pin and dynamic model abuts against, described first fixed mold core be arranged over guide post, described guide post includes horizontal segment and tilting section, the lower surface of described horizontal segment and the top of Angle Pin fix, being arranged with on described tilting section can along the movable block of tilting section relative movement, described movable block be connected with curved lever.
This utility model has an advantage that when Angle Pin is to when deviating from the second fixed mold core one side shifting, first fixed mold core is easily separated by it not only by the principle of lever from product, the second fixed mold core one side shifting can be deviated from again together with action-oriented bar, in the process owing to movable block and curved lever limit mutually, while guide post relative movement block moves, movable block also can move upward along the tilting section of guide post, and curved lever is carried out from product, it is achieved that fast demoulding.Just easily carry out the demoulding step of the first fixed mold core and curved lever in this process only by the effect of Angle Pin, so substantially increased the efficiency that injection moulding produces, be also beneficial to product maintenance property.
Furthermore, its fixed mold core is divided into the first fixed mold core and the second fixed mold core, which reduces the product when the demoulding and is also embedded in the probability in fixed mold core, simultaneously, being also beneficial to avoid the demoulding to make, fixed mold core is excessive and cause that it is likely to produce flaw to the effective active area of product.
As preferably, described dynamic model being provided with mean for the slot to make way that Angle Pin is placed.
The place that generally Angle Pin abuts with dynamic model, it is all often with sharp-pointed seamed edge, and so in Angle Pin moving process, serious friction occurs easy and dynamic model the seamed edge of Angle Pin, thus will result in the damage of Angle Pin and dynamic model.And chute just exactly slow down the friction between dynamic model and Angle Pin, thus extending this mold use life-span.Meanwhile, slot to make way can provide enough space for Angle Pin again, thus ensure that its can in manufacture sufficiently long length.
As preferably, described guide post tilts upward, and described curved lever and guide post are vertically arranged.
Guide post can be made to be concentrated mainly on the direction of vertically-guided bar to the active force of movable block on the one hand, so contribute to reducing active force, and then the substantial amounts of energy can be saved, simultaneously, guide post is when moving, curved lever can be lifted up with the fastest speed, the so favourable speed improving the demoulding, and the quality of product after the demoulding.
As preferably, described curved lever and movable block are fixed together by fixed cover, and described curved lever and dynamic model abut against.
Owing to the size of curved lever is general all smaller; so intensity can compare little; in order to not allow mould other positions except die touch product; thus have part curved lever when injection moulding exposed above product, so exposed curved lever on finished product is susceptible to bending and even ruptures when the demoulding or reset owing to stress is excessive.And be fixed together by fixed cover between curved lever and movable block, being equivalent to increase the exposed size of part on product of curved lever, thus improve the intensity of its curved lever, extending its service life.
As preferably, described horizontal segment deviates from the second fixed mold core side and is connected to the first power set, and described movable block connects the 3rd power set along curved lever, and described second fixed mold core deviates from the first fixed mold core side and connects the second power set.
At horizontal segment, the first power set are set, time such horizontal segment moves, curved lever and Angle Pin will be driven to carry out simultaneously simultaneously, owing to active force is in the common portion between Angle Pin and curved lever, a portion stress so can be reduced excessive and cause the flimsy probability of this part.
Simultaneously as shaping column is had the active force along curved lever direction by guide post, thus the 3rd power set arranged, it is possible to complete the realization of this active force.So can reduce the frictional force between movable block and guide post on the one hand, the active force deviating from the second fixed mold core direction that movable block is caused by guide post can also be offset on the other hand.And the second fixed mold core can conveniently be departed from by the second power set from product.
As preferably, described first power set, the second power set and the 3rd power set are connected with horizontal segment, the second fixed mold core and movable block respectively each through piston rod.
Piston rod is utilized to come exposure level section, the second fixed mold core and movable block phase, so can reduce power set in the space shared by mould inside, thus ensureing to move for the demoulding of fixed mold core and curved lever to provide bigger space, and then make product can keep complete after demoulding, convenient from shape chamber from being removed.
As preferably, the head horizontal cross-section of described piston rod is dove-tail form, and described horizontal segment, the second fixed mold core and movable block are provided with the dovetail groove that the head with piston rod matches.
By the cooperation that head cross section is dove-tail form piston rod and dovetail groove, facilitate piston rod and horizontal segment, dismantle between the second fixed mold core and movable block, thus being conducive to staff that mould is overhauled.
As preferably, described cover half being provided with mean for the first slideway, the second slideway for the second fixed mold core slip and the 3rd slideway for movable block slip that horizontal segment slides.
Setting by the first slideway, the second slideway and the 3rd slideway, effectively the movement of horizontal segment, the second fixed mold core and movable block can be played guide effect, such that it is able to make each parts separately more accurate along fixed-direction when the demoulding, and then advantageously ensure that product is more complete and attractive in appearance.
As preferably, described first power set are arranged at the end of the first slideway, and described second power set are arranged at the end of the second slideway, and described 3rd power set are arranged at the top of cover half.
Power set are arranged on the outside of mould, so can reduce it to the space occupied by mould inside, thus the movement for other vitals provides sufficient space, simultaneously, be conducive to improving demoulding efficiency, it is also possible to avoid power set to be polluted by liquid plastics.
Accompanying drawing explanation
Fig. 1 is a kind of injection mold explosive view one；
Fig. 2 is a kind of injection mold explosive view two；
Fig. 3 is the structural representation one of injection mold demolding structure；
Fig. 4 is the structural representation two of injection mold demolding structure；
Fig. 5 is the structural representation three of injection mold demolding structure；
Fig. 6 is the structural representation four of injection mold demolding structure；
Fig. 7 is the structural representation of curved lever；
Fig. 8 is the explosive view of curved lever；
Fig. 9 is the installation diagram of Angle Pin and guide post；
Figure 10 is the structural representation of the first power set；
Figure 11 is the partial enlarged drawing at the A place of Fig. 2.
In figure: 1, cover half；2, dynamic model；3, the first fixed mold core；4, the second fixed mold core；5, cover half seat；6, Angle Pin；7, through hole；8, guide post；81, horizontal segment；82, tilting section；9, resigning hole；10, set block；11, compact heap；12, movable block；13, curved lever；14, slot to make way；15, fixed cover；16, the first power set；17, the second power set；18, the 3rd power set；19, piston rod；20, dovetail groove；21, the first slideway；22, the second slideway；23, the 3rd slideway.
Detailed description of the invention
Referring to figs. 1 through Figure 11, embodiment of the present utility model is described further.
A kind of demolding structure of injection mold, including cover half 1 and dynamic model 2, cover half 1 includes the first fixed mold core the 3, second fixed mold core 4 and cover half seat 5, first fixed mold core 3 and the second fixed mold core 4 are embedded in cover half seat 5 by same mosaic block, first fixed mold core 3 is provided with mean for the through hole 7 that Angle Pin 6 wears in deviating from the second fixed mold core 4 side, and this Angle Pin 6 is tilted towards cover half 1 and is provided above.The edge of the lower end of Angle Pin 6 and dynamic model 2 abuts against.
First cover half 1 core be arranged over guide post 8, the resigning hole 9 that the opened above promising guide post 8 of cover half seat 5 is stepped down, such guide post 8 just can be manufactured into enough length.Guide post 8 includes horizontal segment 81 and tilting section 82, the top of the lower surface of horizontal segment 81 and Angle Pin 6 fixes by overlapping block 10 and compact heap 11, set block 10 is sheathed on the top of Angle Pin 6, compact heap 11 is arranged between set block 10 and horizontal segment 81, set block 10, compact heap 11 and horizontal segment 81 are threaded connection, and the connection at this place can also be fixed by other dismountable modes.Thus facilitating the dismounting between Angle Pin 6 and guide post 8.
Tilting section 82 is arranged with can along the movable block 12 of tilting section 82 relative movement, movable block 12 be connected with curved lever 13.The cross section of tilting section 82 is rectangle, the trepanning of movable block 12 is also rectangle, such that it is able to effectively fixing position between movable block 12 and guide post 8, and be mutually perpendicular to, and then prevent movable block 12 and tilting section 82 when relative motion, there is the probability deflected up and down, also ensure that the guide post 8 active force to movable block 12 is mainly on vertically-guided bar 8 direction, therefore can produce less frictional force between the two simultaneously.
By above-mentioned structure, when guide post 8 is mobile time, it will drive Angle Pin 6, owing to having application point between Angle Pin 6 and the first fixed mold core 3, and the incline direction plus Angle Pin 6 is contrary with its direction of motion when the demoulding, thus according to lever raw material, Angle Pin 6 is just easier to drive the first fixed mold core 3 to deviating from the second fixed mold core 4 one lateral movement.It is directly directed to bar 8 compared to the first fixed mold core 3 drive, utilizes Angle Pin 6 to drive the first fixed mold core 3 can be effectively prevented the first fixed mold core 3 and block.
Furthermore, guide post 8 can drive Angle Pin 6 to deviate from the second fixed mold core 4 one side shifting, in the process due to the mutual restriction of movable block 12 and curved lever 13, guide post 8 is not easy to two side shiftings, and while the motion of guide post 8 relative movement block 12, movable block 12 also can the tilting section 82 of vertically-guided bar 8 to vertically upper motion, and curved lever 13 is carried out from product, it is achieved that fast demoulding.
This whole process just easily carries out the demoulding step of the first fixed mold core 3 and curved lever 13 only by the effect of Angle Pin 6, so substantially increases the efficiency that injection moulding produces, be also beneficial to keep the completing property of product.
Owing to being located on the first fixed mold core 3 at Angle Pin 6 and abutting against with the edge of dynamic model 2, such Angle Pin 6 easily produces friction when motion with the edge of dynamic model 2, and then Angle Pin 6 and dynamic model 2 edge can be caused mutually to wear and tear.For this, the edge at dynamic model 2 offers the slot to make way 14 of inclination, and the size of this slot to make way 14 matches with the size of the cross section of Angle Pin 6, thus Angle Pin 6 can be embedded in this slot to make way 14.Owing to the edge of dynamic model 2 is become face contact by original point cantact, so substantially increasing both contact surfaces, and then pressure between the two is reduced, wear intensity between the two is also greatly reduced.
Further scheme is, the incline direction of curved lever 13 is vertical with the tilting section 82 of guide post 8, so when mobile guide bar 8, curved lever 13 can spin off from finished product with the shortest distance and the fastest speed, thus also favorably ensureing the complete of forming hole.
Furthermore, in order to meet the requirement of client, the quantity of curved lever 13 and position can set according to specific requirement.Herein, the quantity of curved lever 13 is two, and is in the both sides of product and becomes symmetrically arranged.And due to forming hole here compare little, so adopt curved lever 13 can compare thin, because the intensity of this curved lever 13 is just greatly reduced, add in order to the miscellaneous part except fixed mold core and mavable module core does not touch product, so the length of the comparison of curved lever 13 setting, thus it easily causes bending or fracture.
For this, curved lever 13 is arranged with fixed cover 15, and is threaded connection between fixed cover 15 and movable block 12.Which increasing the exposed size outside product of curved lever 13, thus improve the intensity of this section, reducing its probability being bent.And fixed cover 15 simply slightly adds the size of curved lever 13, so without the too much space occupied in mould, and touch product.And in order to facilitate staff that curved lever 13 is overhauled, herein, curved lever 13 and fixed cover 15 are dismountable.
Embodiment 1,
Blind hole on fixed cover 15 is provided with female thread, curved lever 13 is provided with external screw thread, mutual connection is achieved by the cooperation of screw thread between fixed cover 15 and curved lever 13, fixing more firm so on the one hand, dismantle also convenient, and after curved lever 13 with fixed cover 15 installation, curved lever 13 enters the half slightly larger than the whole length of curved lever 13 of the length in fixed cover 15, such fixed cover 15 can be bigger to the active area of curved lever 13, be conducive to curved lever 13 to depart from from finished product, and be not easy to make curved lever 13 rupture.
Embodiment 2,
The head cross section of curved lever 13 is oval, and the blind hole aperture also ovalisation of fixed cover 15, and match in the head of curved lever 13, and the bottom of blind hole is circular trough, and the radius of this circular trough is equal with the major semiaxis in blind hole aperture, and thickness is equal with the head of curved lever 13, as long as thus after the head of curved lever 13 is mounted in circular trough along direction, blind hole aperture, together with curved lever 13 just can be securely seated between by half-twist with fixed cover 15.And unloading process can carry out along inverse process.
Further scheme is, horizontal segment 81 deviates from the second fixed mold core 4 side and is connected to the first power set 16, and movable block 12 connects the 3rd power set 18 along curved lever 13, and the second fixed mold core 4 deviates from the first fixed mold core 3 side and connects the second power set 17.By power set, horizontal segment 81, movable block 12 and the second fixed mold core 4 being operated, thus from three directions, cover half 1 can being carried out stripping operation, thus substantially increasing the efficiency of the demoulding.
And the first power set 16 are set at horizontal segment 81, time such horizontal segment 81 moves, curved lever 13 and Angle Pin 6 will be driven to carry out simultaneously simultaneously, owing to active force is in the common portion between Angle Pin 6 and curved lever 13, a portion stress so can be reduced excessive and cause the flimsy probability of this part.
And the incline direction that the 3rd power set 18 are curved levers 13 is arranged, namely the action direction of the 3rd power set 18 is the incline direction of vertically-guided bar 8, so in the process of the demoulding, movable block 12 is owing to being subject to the effect of the 3rd power set 18, make the active force between the running-on of movable block 12 and guide post 8 greatly reduce, effectively reduce the abrasion between guide post 8 and movable block 12.
And, first power set the 16, second power set 17 are connected with horizontal segment the 81, second cover half 1 Renhe movable block 12 each through piston rod 19 with the 3rd power set 18, herein, first power set the 16, second power set 17 and the 3rd power set 18 be cylinder.And, the head horizontal cross-section of piston rod 19 is dove-tail form, described horizontal segment the 81, second cover half 1 Renhe movable block 12 is provided with the dovetail groove 20 that the head with piston rod 19 matches, fixing also comparatively firm between the two so on the one hand, can also realizing the dismounting between piston rod 19 and dovetail groove 20 on the other hand, mould is overhauled by anti-just staff.
Certainly, it can also be preventing of clamping that dismounting herein connects, and as arranged claw at the head place of piston rod 19, and original dovetail groove 20 makes draw-in groove into, is so also beneficial to the fixing of both realizations and dismounting by the cooperation of claw and draw-in groove.
Additionally, in order to ensure that guide post 8, movable block 12 and the second fixed mold core 4 can move along the direction of putting pre-set, so being provided with the first slideway the 21, second slideway 22 and the 3rd slideway 23 that guide post 8, movable block 12 and the second fixed mold core 4 can be supplied respectively to slide on cover half seat 5, thus ensure that in knockout course, each parts can move along prescribed direction, improve the efficiency of the demoulding, make the product after the demoulding more complete, attractive in appearance.Simultaneously, first power set 16 and the second power set 17 are separately mounted to the end of corresponding first slideway 21 and the second slideway 22, and the 3rd power set 18 are directly installed on the outside of dynamic model 2, so greatly reduce power set occupying mould inside space, make miscellaneous part can have enough mobile spaces in mould, thus decreasing the probability that each parts collide mutually, be mould in knockout course more smoothly.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (9)
1. the demolding structure of an injection mold, including cover half (1) and dynamic model (2), described cover half (1) includes the first fixed mold core (3), second fixed mold core (4) and cover half seat (5), described first fixed mold core (3) and the second fixed mold core (4) are all embedded in cover half seat (5), it is characterized in that: described first fixed mold core (3) is provided with mean for the through hole (7) that Angle Pin (6) wears in deviating from the second fixed mold core (4) side, the edge of described Angle Pin (6) and dynamic model (2) abuts against, described first fixed mold core (3) be arranged over guide post (8), described guide post (8) includes horizontal segment (81) and tilting section (82), the top of the lower surface of described horizontal segment (81) and Angle Pin (6) fixes, being arranged with on described tilting section (82) can along the movable block (12) of tilting section (82) relative movement, described movable block (12) be connected with curved lever (13).
2. the demolding structure of a kind of injection mold according to claim 1, it is characterised in that: described dynamic model (2) is provided with mean for the slot to make way (14) that Angle Pin (6) is placed.
3. the demolding structure of a kind of injection mold according to claim 1, it is characterised in that: described guide post (8) tilts upward, and described curved lever (13) and guide post (8) are vertically arranged.
4. the demolding structure of a kind of injection mold according to claim 3, it is characterised in that: described curved lever (13) and movable block (12) are fixed together by fixed cover (15), and described curved lever (13) and dynamic model (2) abut against.
5. the demolding structure of a kind of injection mold according to claim 1, it is characterized in that: described horizontal segment (81) deviates from the second fixed mold core (4) side and is connected to the first power set (16), connecting the 3rd power set (18) along curved lever on described movable block (12), described second fixed mold core (4) is deviated from the first fixed mold core (3) side and is connected the second power set (17).
6. the demolding structure of a kind of injection mold according to claim 5, it is characterised in that: described first power set (16), the second power set (17) are connected with horizontal segment (81), the second fixed mold core (4) and movable block (12) each through piston rod (19) respectively with the 3rd power set (18).
7. the demolding structure of a kind of injection mold according to claim 6, it is characterized in that: the head cross section of described piston rod (19) is dove-tail form, described horizontal segment (81), the second fixed mold core (4) and movable block (12) are provided with the dovetail groove (20) that the head with piston rod (19) matches.
8. the demolding structure of a kind of injection mold according to claim 7, it is characterised in that: described cover half (1) is provided with mean for the first slideway (21), the second slideway (22) supplying the second fixed mold core (4) to slide and the 3rd slideway (23) slided for movable block (12) that horizontal segment (81) slides.
9. the demolding structure of a kind of injection mold according to claim 8, it is characterized in that: described first power set (16) are arranged at the end of the first slideway (21), described second power set (17) are arranged at the end of the second slideway (22), and described 3rd power set (18) are arranged at the top of cover half (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521066604.2U CN205343697U (en) | 2015-12-18 | 2015-12-18 | Demolding structure of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521066604.2U CN205343697U (en) | 2015-12-18 | 2015-12-18 | Demolding structure of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205343697U true CN205343697U (en) | 2016-06-29 |
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ID=56169358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521066604.2U Withdrawn - After Issue CN205343697U (en) | 2015-12-18 | 2015-12-18 | Demolding structure of injection mold |
Country Status (1)
| Country | Link |
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| CN (1) | CN205343697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105563768A (en) * | 2015-12-18 | 2016-05-11 | 浙江诺格汽车模具有限公司 | Mold stripping structure of injection mold |
-
2015
- 2015-12-18 CN CN201521066604.2U patent/CN205343697U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105563768A (en) * | 2015-12-18 | 2016-05-11 | 浙江诺格汽车模具有限公司 | Mold stripping structure of injection mold |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160629 Effective date of abandoning: 20171121 |
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| AV01 | Patent right actively abandoned |