CN216267436U - Inclined core-pulling anti-retreating mechanism of injection mold - Google Patents
Inclined core-pulling anti-retreating mechanism of injection mold Download PDFInfo
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- CN216267436U CN216267436U CN202122919006.7U CN202122919006U CN216267436U CN 216267436 U CN216267436 U CN 216267436U CN 202122919006 U CN202122919006 U CN 202122919006U CN 216267436 U CN216267436 U CN 216267436U
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Abstract
The utility model discloses an inclined core-pulling anti-retreating mechanism of an injection mold, which comprises a movable mold plate, an inclined shaft seat, an oil cylinder and an air cylinder, wherein the movable mold is connected with the inclined shaft seat in a clamping manner, one side of the inclined shaft seat is connected with the oil cylinder in a pin manner, the air cylinder is arranged at the bottom of the movable mold, the movable mold comprises an upper mold, a first sliding groove, a lower mold, a second sliding groove and a groove, the first sliding groove is formed in the upper mold, the bottom of the upper mold is connected with the lower mold in a threaded manner, the second sliding groove is formed in the lower mold, the bottom of the lower mold is provided with grooves distributed in a parallel manner, and the grooves are connected with the air cylinder in an embedded manner. This injection mold's mechanism of preventing retreating of loosing core to one side can restrict oblique axle bed shift position, realizes spacingly, and the cylinder drives flexible mobile jib and auxiliary telescopic rod simultaneously and carries out concertina movement, can be with the movable mould board rebound, further realizes preventing to retreat, has also solved present mechanism structure complicated of preventing retreating of loosing core to one side, can't be fine overhaul it or install, extravagant operating time's problem greatly.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to an inclined core-pulling retreating-preventing mechanism of an injection mold.
Background
The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping, stretching and other methods in industrial production. In short, the mold is a tool for molding articles, different molds are formed by different parts, the processing of the appearance of the articles is mainly realized through the change of the physical state of a molded material, at present, the back surfaces of a plurality of automobile ornament products are provided with oblique limiting columns, the products cannot be directly demolded due to the limitation of a local structure, an oblique core-pulling mechanism needs to be adopted, and the oblique core-pulling mechanism generally adopts an oil cylinder to drive the oblique core-pulling operation.
The existing inclined core-pulling anti-retreating mechanism still has some problems in the using process:
1. when in injection molding, the pressure of an injection molding machine is very high, a common oil cylinder cannot lock the mold, so that the inclined core pulling retreats under the action of the injection molding pressure, and finally, the injection molding product has defects such as flash, burr, glue overflow and the like, and even is scrapped;
2. the existing inclined core pulling anti-retreat mechanism is complex in structure, cannot be well overhauled or installed, and greatly wastes working time.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides an inclined core-pulling retreating-prevention mechanism of an injection mold, which solves the problems that the pressure of an injection molding machine is very high during injection molding, a common oil cylinder cannot lock the mold, the inclined core-pulling retreats under the action of the injection molding pressure, and finally, injection molding products have defects such as flash, burr, glue overflow and the like, and even the products are scrapped; the existing inclined core pulling anti-retreat mechanism is complex in structure, cannot be well overhauled or installed, and is prone to wasting working time.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an injection mold's oblique mechanism of preventing retreating of loosing core, includes movable mould board, inclined shaft seat, hydro-cylinder and cylinder, be connected with inclined shaft seat joint in the movable mould, inclined shaft seat one side carries out the pin joint with the hydro-cylinder, the movable mould bottom is equipped with the cylinder, the movable mould includes last mould, first spout, lower mould, second spout and recess, first spout has been seted up in going up the mould, go up mould bottom threaded connection lower mould, the second spout has been seted up in the lower mould, the lower mould bottom is equipped with the recess that is the block form and distributes, the recess is connected with the cylinder gomphosis.
Preferably, the inclined shaft seat comprises a protruding block, a U-shaped fixed block and an inclined core pulling rod, the left side and the right side of the inclined shaft seat are respectively provided with the protruding block, the protruding block is clamped and connected with the first sliding groove and the second sliding groove, and one side of the inclined shaft seat is connected with the U-shaped fixed block in a welding mode.
Preferably, the other side of the inclined shaft seat is connected with an inclined core rod through threads, and the inclined core rod extends into the insert.
Preferably, the oil cylinder comprises a sliding rod and a fixing rod, one side of the oil cylinder is connected with the sliding rod in a welding mode, and the sliding rod is clamped inside the U-shaped fixing block and penetrates through and is fixed by the fixing rod.
Preferably, the cylinder top is equipped with flexible mobile jib, the telescopic link mobile jib is installed inside the recess, flexible mobile jib one side is equipped with the auxiliary telescopic link that is parallel symmetrical formula and distributes, the auxiliary telescopic link top is installed inside the recess.
(III) advantageous effects
The utility model provides an inclined core-pulling anti-retreating mechanism of an injection mold. The method has the following beneficial effects:
(1) this injection mold's oblique mechanism of preventing retreating of loosing core, when removing to mold insert department through oblique axle bed, because mold insert inner wall width is less than the movable mould board inner wall, can restrict oblique axle bed shift position, it is spacing to realize, the cylinder drives flexible mobile jib and supplementary telescopic link and carries out concertina movement simultaneously, can be with movable mould board rebound, further realization prevents retreating, it is very big to have solved injection molding machine pressure when moulding plastics, ordinary hydro-cylinder often can't the mode locking, will lead to loosing core to one side and retreat under the effect of injection molding pressure, the flash appears in final injection molding product, the burr, flaw such as flash, even product condemned problem.
(2) This injection mold's oblique core pulling prevents retreating mechanism, through when installing this oblique core pulling prevents retreating mechanism, at first will go up the mould and be connected with the lower mould to use the screw to fix, simultaneously with oblique axle bed ann insert in the movable mould board, use dead lever through connection slide bar in one side of oblique axle bed, solved present oblique core pulling prevent retreating mechanism structure complicacy, unable fine overhaul it or install, extravagant operating time's problem greatly.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic structural diagram of a movable template according to the present invention;
FIG. 4 is a schematic structural view of a slant shaft seat according to the present invention;
fig. 5 is a schematic view of the cylinder structure of the present invention.
In the drawing, 1-movable mould plate, 2-inclined shaft seat, 3-oil cylinder, 4-air cylinder, 5-insert, 101-upper mould, 102-first chute, 103-lower mould, 104-second chute, 105-groove, 201-protruding block, 202-U-shaped fixed block, 203-inclined core-pulling rod, 301-sliding rod, 302-fixed rod, 401-telescopic main rod and 402-auxiliary telescopic rod.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-4, an embodiment of the present invention provides a technical solution: an inclined core pulling anti-retreating mechanism of an injection mold comprises a movable mold plate 1, an inclined shaft seat 2, an oil cylinder 3 and an air cylinder 4, wherein the movable mold is connected with the inclined shaft seat 2 in a clamping manner, one side of the inclined shaft seat 2 is in pin joint with the oil cylinder 3, the bottom of the movable mold is provided with the air cylinder 4, the movable mold comprises an upper mold 101, a first sliding groove 102, a lower mold 103, a second sliding groove 104 and a groove 105, the upper mold 101 is internally provided with the first sliding groove 102, the bottom of the upper mold 101 is in threaded connection with the lower mold 103, the lower mold 103 is internally provided with the second sliding groove 104, the bottom of the lower mold 103 is provided with the groove 105 which is distributed in parallel, the groove 105 is connected with the air cylinder 4 in an embedded manner, the inclined shaft seat 2 comprises a convex block 201, a U-shaped fixed block 202 and an inclined core pulling rod 203, the left side and the right side of the inclined shaft seat 2 are respectively provided with a convex block 201, the convex block 201 is connected with the first sliding groove 102 and the second sliding groove 104, the inclined shaft seat 2 is characterized in that one side of the inclined shaft seat 2 is connected with a U-shaped fixing block 202 in a welding mode, the other side of the inclined shaft seat 2 is connected with an inclined core pulling rod 203 in a threaded connection mode, the inclined core pulling rod 203 extends to the inside of the insert 5, the oil cylinder 3 comprises a sliding rod 301 and a fixing rod 302, one side of the oil cylinder 3 is connected with the sliding rod 301 in a welding mode, and the sliding rod 301 is clamped inside the U-shaped fixing block 202 and is fixed in a penetrating mode through the fixing rod 302.
In this embodiment, in the in-process of using, hydro-cylinder 3 drives slide bar 301 and is concertina movement, and slide bar 301 can drive inclined shaft seat 2 and remove to the realization is to the removal of inclined shaft seat 2, when inclined shaft seat 2 removed to mold insert 5 department, because the width of the inner wall of mold insert 5 is less than the inner wall of movable mould board 1, can restrict inclined shaft seat 2 shift position, realizes spacingly.
The top of cylinder 4 is equipped with flexible mobile jib 401, the telescopic link mobile jib is installed inside recess 105, telescopic mobile jib 401 one side is equipped with and is the auxiliary telescopic link 402 that distributes of symmetry formula side by side, auxiliary telescopic link 402 top is installed inside recess 105.
In this embodiment, the cylinder 4 drives the telescopic main rod 401 and the auxiliary telescopic rod 402 to perform telescopic motion, so that the movable template 1 can be moved upwards, and the retreating can be further prevented.
The working principle is as follows: the type of a cylinder 4 used by the inclined core-pulling anti-retreating mechanism of the injection mold is SC63, the type of an oil cylinder 3 is MOB, when the inclined core-pulling anti-retreating mechanism is installed, the upper die 101 and the lower die 103 are connected and fixed by using screws, the inclined shaft seat 2 is inserted into the movable die plate 1, a fixed rod 302 is used to penetrate and connect with a sliding rod 301 at one side of the inclined shaft seat 2, when in use, the oil cylinder 3 drives the sliding rod 301 to do telescopic motion, the sliding rod 301 can drive the inclined shaft seat 2 to move, thereby realizing the movement of the inclined shaft seat 2, when the inclined shaft seat 2 moves to the insert 5, the width of the inner wall of the insert 5 is smaller than that of the inner wall of the movable template 1, so that the moving position of the inclined shaft seat 2 can be limited, the limit is realized, meanwhile, the cylinder 4 drives the telescopic main rod 401 and the auxiliary telescopic rod 402 to perform telescopic motion, so that the movable template 1 can be moved upwards, and retreating is further prevented.
The utility model relates to a mould, which comprises a movable mould plate 1, a slant shaft seat 2, an oil cylinder 3, an air cylinder 4, an insert 5, an upper mould 101, a first chute 102, a first chute 103, a lower mould 104, a second chute 105, a groove 201, a raised block 202, a U-shaped fixed block 202, a slant core-pulling rod 203, a sliding rod 301, a fixed rod 302, a telescopic main rod 401 and an auxiliary telescopic rod 402, wherein the parts are all universal standard parts or parts known by technicians in the field, and the structure and principle of the parts can be known by the technicians in the field through technical manuals or conventional experimental methods Burrs, glue overflow and other defects, even product scrapping; the inclined core pulling backward-proof mechanism has a complex structure, cannot be well overhauled or installed and greatly wastes working time, the inclined core pulling backward-proof mechanism can limit the moving position of an inclined shaft seat to realize limit by combining the components, when the inclined shaft seat moves to the insert position, because the width of the inner wall of the insert is smaller than that of the inner wall of a movable mould plate, and simultaneously an air cylinder drives a telescopic main rod and an auxiliary telescopic rod to perform telescopic motion, so that the movable mould plate can move upwards, and further backward movement is prevented, thereby solving the problems that the pressure of an injection molding machine is very high during injection molding, a common oil cylinder cannot mould locking, the inclined core pulling is caused to backward under the action of the injection pressure, finally, the injection molding product has defects such as flash, burr, glue overflow and the like, and even the product is scrapped, when the inclined core pulling backward-proof mechanism is installed, an upper mould and a lower mould are firstly connected and fixed by using screws, meanwhile, the inclined shaft seat is inserted into the movable mould plate, and the fixed rod is used for being in through connection with the sliding rod on one side of the inclined shaft seat, so that the problems that the existing inclined core-pulling retreating-preventing mechanism is complex in structure, cannot be well overhauled or installed and greatly wastes working time are solved.
While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides an injection mold's oblique mechanism of loosing core and preventing retreating which characterized in that: including movable mould board (1), oblique axle bed (2), hydro-cylinder (3) and cylinder (4), be connected with oblique axle bed (2) block in the movable mould, pin joint is carried out with hydro-cylinder (3) to oblique axle bed (2) one side, the movable mould bottom is equipped with cylinder (4), the movable mould includes mould (101), first spout (102), lower mould (103), second spout (104) and recess (105), first spout (102) have been seted up in last mould (101), go up mould (101) bottom threaded connection lower mould (103), second spout (104) have been seted up in lower mould (103), lower mould (103) bottom is equipped with recess (105) that are the block and column and distribute, recess (105) are connected with cylinder (4) gomphosis.
2. The inclined core-pulling retreat-preventing mechanism of the injection mold according to claim 1, characterized in that: the inclined shaft seat (2) comprises a protruding block (201), a U-shaped fixed block (202) and an inclined core pulling rod (203), the protruding block (201) is arranged on the left side and the right side of the inclined shaft seat (2) respectively, the protruding block (201) is connected with the first sliding groove (102) and the second sliding groove (104) in a clamping mode, and the U-shaped fixed block (202) is connected on one side of the inclined shaft seat (2) in a welding mode.
3. The inclined core-pulling retreat-preventing mechanism of the injection mold according to claim 2, characterized in that: the other side of the inclined shaft seat (2) is connected with an inclined core pulling rod (203) through threads, and the inclined core pulling rod (203) extends into the insert (5).
4. The inclined core-pulling retreat-preventing mechanism of the injection mold according to claim 1, characterized in that: the oil cylinder (3) comprises a sliding rod (301) and a fixing rod (302), one side of the oil cylinder (3) is connected with the sliding rod (301) in a welding mode, the sliding rod (301) is clamped inside the U-shaped fixing block (202), and the fixing rod (302) is used for penetrating and fixing.
5. The inclined core-pulling retreat-preventing mechanism of the injection mold according to claim 1, characterized in that: the telescopic rod type air cylinder is characterized in that a telescopic main rod (401) is arranged at the top of the air cylinder (4), the telescopic main rod is installed inside the groove (105), auxiliary telescopic rods (402) which are distributed in parallel and symmetrically are arranged on one side of the telescopic main rod (401), and the tops of the auxiliary telescopic rods (402) are installed inside the groove (105).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122919006.7U CN216267436U (en) | 2021-11-25 | 2021-11-25 | Inclined core-pulling anti-retreating mechanism of injection mold |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122919006.7U CN216267436U (en) | 2021-11-25 | 2021-11-25 | Inclined core-pulling anti-retreating mechanism of injection mold |
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| CN216267436U true CN216267436U (en) | 2022-04-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115519745A (en) * | 2022-10-21 | 2022-12-27 | 阿维塔科技(重庆)有限公司 | Core pulling mechanism of injection mold and injection mold |
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2021
- 2021-11-25 CN CN202122919006.7U patent/CN216267436U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115519745A (en) * | 2022-10-21 | 2022-12-27 | 阿维塔科技(重庆)有限公司 | Core pulling mechanism of injection mold and injection mold |
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