CN217454745U - Injection mould - Google Patents
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- CN217454745U CN217454745U CN202221425834.3U CN202221425834U CN217454745U CN 217454745 U CN217454745 U CN 217454745U CN 202221425834 U CN202221425834 U CN 202221425834U CN 217454745 U CN217454745 U CN 217454745U
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Abstract
The utility model discloses an injection mold, which comprises a static mold, a movable mold, a driving mechanism and an ejection mechanism; the movable mould is combined with the static mould and encloses with the static mould to form a mould cavity; the driving mechanism is arranged on the static mould and is connected with the movable mould in a transmission way so as to drive the movable mould to move away from or towards the static mould; the ejection mechanism comprises a bottom plate, a side plate and a driving piece, the bottom plate is arranged on the surface of the static die facing the movable die, the side plate is arranged on the surface of the bottom plate facing the movable die, the driving piece is connected to the side plate in a transmission mode to drive the side plate to move towards or away from the static die and be used for ejecting the periphery of a product, and the bottom plate moves along with the side plate and is used for ejecting the middle of the product. The utility model discloses technical scheme can make the product atress even to solve the problem that the drawing of patterns is inconvenient, and damage the product easily.
Description
Technical Field
The utility model relates to a module injection moulding production processing technology field, in particular to injection mold.
Background
The injection mold generally comprises a static mold and a movable mold, when the static mold and the movable mold are combined, molten plastic enters a mold cavity surrounded by the static mold and the movable mold through an injection port, and after the plastic is cooled and solidified, the static mold and the movable mold are separated to complete mold opening. After the mold opening is completed, the ejector pin plate of the mold is usually directly pushed by the electric ejector pin to eject the middle part of the product so as to realize the demolding of the product, however, for the product with larger volume and irregular shape (such as an automobile bumper), the ejection mode is stressed unevenly, so that the demolding is inconvenient, and the product is easy to damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an injection mold, aim at making the product atress even to solve the problem that the drawing of patterns is inconvenient, and damage the product easily.
In order to achieve the above object, the utility model provides an injection mold, include:
static molding;
the movable die is combined with the static die and forms a die cavity in a surrounding manner with the static die;
the driving mechanism is arranged on the static die and is in transmission connection with the movable die so as to drive the movable die to move away from or towards the static die; and
the ejection mechanism comprises a bottom plate, a side plate and a driving piece, the bottom plate is arranged on the surface, facing the movable die, of the static die, the side plate is arranged on the surface, facing the movable die, of the bottom plate, the driving piece is in transmission connection with the side plate to drive the side plate to move towards or away from the static die and be used for ejecting the periphery of a product, and the bottom plate moves along with the side plate and is used for ejecting the middle of the product.
In an embodiment of the present invention, the side plates are two, the side plates are disposed oppositely and respectively disposed on two opposite sides of the bottom plate.
In an embodiment of the present invention, the bottom plate is provided with a plurality of bottom plates, and the bottom plates are arranged along the length direction of the side plates at intervals.
In an embodiment of the present invention, the stationary mold has a storage groove formed on a surface of the movable mold, and the bottom plate is disposed in the storage groove in a liftable manner.
In an embodiment of the present invention, the driving member is disposed on the side wall of the stationary mold and located on one side of the side plate facing away from the movable mold, and the driving member is spaced from the bottom plate.
In an embodiment of the present invention, a limit groove is formed on one side of the side plate facing away from the movable mold, and at least a portion of the telescopic portion of the driving member is inserted into the limit groove.
In an embodiment of the present invention, the side plate includes a plate body and a connecting block, the plate body is disposed on a surface of the bottom plate facing the movable mold, and the connecting block is disposed on a side of the plate body away from the stationary mold;
the ejection mechanism further comprises an ejection block, and the ejection block is connected to the connecting block to move along with the connecting block and is used for ejecting part of the periphery of a product.
In an embodiment of the present invention, the side plate further includes a connecting column, and the connecting column is disposed on an inner side surface of the plate body;
the ejection mechanism further comprises an inclined ejection piece, the inclined ejection piece is connected to the connecting column to move along with the connecting column and used for ejecting partial periphery of a product, and the inclined ejection piece and the ejection block are arranged at intervals.
In an embodiment of the present invention, the connecting column is slidably disposed on the plate body.
In an embodiment of the present invention, the inner side surface of the plate body is provided with a sliding groove, the extending direction of the sliding groove and the moving direction of the side plate are arranged at an included angle, at least a portion of the connecting column is inserted into the sliding groove, and the connecting column slides along the extending direction of the sliding groove.
The utility model discloses an in the embodiment, the connecting block with the kicking block all is equipped with a plurality ofly, and is a plurality of the connecting block is followed the length direction interval of plate body sets up, each the kicking block connect in one the connecting block.
In an embodiment of the present invention, the connecting column and the slanting top member are all provided with a plurality of, connecting columns are arranged along the length direction of the plate body at intervals, each slanting top member is connected to one of the connecting columns.
The utility model discloses an injection mold, at first in pouring into the die cavity with plastic solution, treat that the plastics cooling solidifies the back, actuating mechanism just drives the movable mould and keeps away from quiet mould motion, in order to realize the die sinking, then quiet mould motion is kept away from to driving piece drive curb plate among the ejection mechanism, the bottom plate is along with the curb plate motion simultaneously, so, alright under the effect of curb plate and bottom plate, carry out ejecting to the periphery and the middle part position of product simultaneously, in order to realize the drawing of patterns, this mode can make the product atress even, thereby be convenient for deviate from by in the die cavity, and, still can avoid damaging the product.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the injection mold of the present invention;
FIG. 2 is a front view of an embodiment of the injection mold of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
fig. 4 is a cross-sectional view at B-B in fig. 2.
The reference numbers indicate:
| reference numerals | Name (R) | Reference numerals | Name(s) |
| 100 | |
2211 | Limiting |
| 10 | |
2212 | |
| 11 | Containing |
222 | Connecting |
| 20 | |
223 | Connecting |
| 21 | |
23 | |
| 22 | |
231 | |
| 221 | Plate body |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides an injection mold 100 aims at making the product atress even to solve the problem that the drawing of patterns is inconvenient, and damage the product easily.
The following will explain the specific structure of the injection mold 100 of the present invention, and take the injection mold level as an example for explanation:
referring to fig. 1 to 3, in an embodiment of the injection mold 100 of the present invention, the injection mold 100 includes a stationary mold 10, a movable mold (not shown), a driving mechanism (not shown), and an ejection mechanism 20; the movable die is combined with the static die 10 and forms a die cavity with the static die 10 in an enclosing manner; the driving mechanism is arranged on the static die 10 and is in transmission connection with the movable die so as to drive the movable die to move away from or towards the static die 10; the ejection mechanism 20 includes a bottom plate 21, a side plate 22 and a driving member 23, the bottom plate 21 is disposed on a surface of the stationary mold 10 facing the movable mold, the side plate 22 is disposed on a surface of the bottom plate 21 facing the movable mold, the driving member 23 is connected to the side plate 22 in a transmission manner to drive the side plate 22 to move toward or away from the stationary mold 10 for ejecting a periphery of a product, and the bottom plate 21 moves along with the side plate 22 for ejecting a middle portion of the product.
It can be understood, the utility model discloses an injection mold 100, at first in injecting the plastic solution into the die cavity, treat that the plastics cooling solidifies the back, actuating mechanism just drives the movable mould and keeps away from quiet mould 10 motion, in order to realize the die sinking, then quiet mould 10 motion is kept away from to driving piece 23 among ejection mechanism 20 drive curb plate 22, bottom plate 21 moves along with curb plate 22 simultaneously, so, alright under curb plate 22 and bottom plate 21's effect, it is ejecting to the periphery and the middle part position of product simultaneously, in order to realize the drawing of patterns, this mode can make the product atress even, thereby be convenient for deviate from in by the die cavity, and, still can avoid damaging the product.
In this embodiment, the stationary mold 10 may be provided with an injection port communicating with the mold cavity, through which the plastic solution is injected into the mold cavity; of course, in other embodiments, the injection opening may be provided on the movable mold, or the injection opening may be provided between the stationary mold 10 and the movable mold.
In the practical application process, the driving mechanism can be a cylinder, a linear motor and the like so as to drive the movable mold to move away from or towards the static mold 10; similarly, the driving member 23 may be a cylinder, a linear motor, or the like to drive the side plate 22 and the bottom plate 21 to move away from or toward the stationary mold 10 simultaneously.
Further, referring to fig. 1, fig. 3 and fig. 4, in an embodiment of the injection mold 100 of the present invention, two side plates 22 are provided, and two side plates 22 are disposed oppositely and respectively disposed at two opposite sides of the bottom plate 21. So set up, through being provided with curb plate 22 respectively in the relative both sides of bottom plate 21 to make both sides board 22 set up relatively, and both sides board 22 all extend the setting towards the direction of keeping away from quiet mould 10, when driving piece 23 drive curb plate 22 kept away from quiet mould 10 motion, both sides board 22 will respectively the butt product periphery in relative both sides edge, alright be used for ejecting the periphery of product.
Further, referring to fig. 1 and fig. 2, in an embodiment of the injection mold 100 of the present invention, the bottom plate 21 is provided with a plurality of bottom plates 21, and the plurality of bottom plates 21 are disposed at intervals along the length direction of the side plate 22. According to the arrangement, the plurality of bottom plates 21 are arranged at intervals along the length direction of the side plate 22, when the driving piece 23 drives the side plate 22 to move away from the static mold 10, the plurality of bottom plates 21 move away from the static mold 10 along with the side plate 22, and at the moment, the plurality of bottom plates 21 abut against the middle position of a product and can be used for ejecting the middle part of the product; in addition, compared with a mode of ejecting the middle part of the product by using a whole ejector plate, the mode of arranging the plurality of bottom plates 21 at intervals can ensure that the middle part of the product is uniformly stressed, the occupied space of the ejection mechanism 20 can be saved, and the material cost of the injection mold 100 can be effectively saved.
Specifically, the side plate 22 is carried on the surface of the bottom plate 21 facing the movable mold, and the bottom plate 21 can be fixedly connected with the side plate 22 by using pins and screws to ensure the connection strength between the side plate 22 and the bottom plate 21, so that the bottom plate 21 is switched between ejection and return along with the side plate 22, thereby realizing the ejection action of the product.
Referring to fig. 1 and fig. 2, in an embodiment of the injection mold 100 of the present invention, a containing groove 11 is disposed on a surface of the stationary mold 10 facing the movable mold, and the bottom plate 21 is disposed in the containing groove 11 in a liftable manner.
So set up, through having seted up storage tank 11 at quiet mould 10 to make bottom plate 21 locate in storage tank 11 with liftable, with the stability of guaranteeing bottom plate 21 in the motion process, and then guarantee the stability of curb plate 22 in the motion process, with stable ejecting product, make the product deviate from the die cavity smoothly.
Specifically, when the bottom plate 21 is in the mold closing state, the bottom plate 21 is accommodated in the accommodating groove 11, and the surface of the bottom plate 21 facing the movable mold is disposed toward the mold cavity and flush with the surface of the stationary mold 10 facing the movable mold, so as to ensure the flatness of the surface of the product.
Referring to fig. 1 and fig. 2, in an embodiment of the injection mold 100 of the present invention, the driving member 23 is disposed on a side wall of the stationary mold 10 and located on a side of the side plate 22 facing away from the movable mold, and the driving member 23 and the bottom plate 21 are spaced apart from each other. So set up, can drive the motion of curb plate 22 smoothly through driving piece 23 to realize switching between ejecting and return, in addition, through setting up driving piece 23 at the lateral wall of quiet mould 10 to be located curb plate 22 one side of moving die dorsad, with make full use of space, increase the compactness of structure, with the occupation space of practicing thrift injection mold 100.
Specifically, the driving portion of the driving member 23 may be fixedly connected to the sidewall of the stationary mold 10 by using a pin, a screw, or the like, and the telescopic portion 231 of the driving member 23 may also be fixedly connected to the side plate 22 by using a screw, a pin, or the like, so as to smoothly drive the side plate 22 to move through the telescopic portion 231 of the driving member 23.
Further, referring to fig. 1, in an embodiment of the injection mold 100 of the present invention, a limit groove 2211 is disposed on one side of the side plate 22 facing away from the movable mold, and at least a part of the telescopic portion 231 of the driving member 23 is inserted into the limit groove 2211. With such an arrangement, at least part of the telescopic part 231 of the driving element 23 is inserted into the limiting groove 2211 of the side plate 22, so as to increase the contact area between the telescopic part 231 of the driving element 23 and the side plate 22, thereby ensuring the connection stability between the telescopic part 231 of the driving element 23 and the side plate 22.
Specifically, the expansion part 231 of driving piece 23 includes the telescopic link, hydro-cylinder connecting block 222 and hydro-cylinder connector, wherein, the one end telescopically of telescopic link is inserted and is located the drive division of driving piece 23, the other end of telescopic link is inserted and is located in the spacing groove 2211 of curb plate 22, the one end of inserting in locating the spacing groove 2211 of telescopic link is located to the hydro-cylinder connector cover, and lock on the telescopic link through the thread, hydro-cylinder connecting block 222 can adopt screwed connection hydro-cylinder connector and curb plate 22, in order to fixedly connect the expansion part 231 of driving piece 23 in curb plate 22.
Further, in order to ensure that the side plate 22 moves more stably to ensure the stability of demolding, two driving members 23 may be disposed at intervals along the length direction of the side plate 22, and the two driving members 23 are respectively located at two ends of the side plate 22 to simultaneously drive the side plate 22 to move toward or away from the stationary mold 10 through the two driving members 23, so as to stably realize switching between ejection and return.
Referring to fig. 1, in an embodiment of the injection mold 100 of the present invention, the side plate 22 includes a plate 221 and a connecting block 222, the plate 221 is disposed on a surface of the bottom plate 21 facing the movable mold, and the connecting block 222 is disposed on a side of the plate 221 away from the stationary mold 10; the ejection mechanism 20 further includes an ejector block connected to the connection block 222 to move with the connection block 222 for ejecting a partial circumference of a product.
With the arrangement, the connecting block 222 is connected with the ejecting block aiming at structural parts such as bent special-shaped parts, complex buckling positions and the like in the product, so that the structural parts (partial periphery of the product) such as the buckling positions and the like in the product can be ejected out through the ejecting block in the process of ejecting the product, and the good product can be smoothly ejected out; in addition, whether the top block needs to be connected or not can be selected according to the shape requirement of the product, for example, when the top block is used for molding a product with a flat surface, the top block can be detached.
Specifically, the connecting block 222 can be fixedly connected to the side plate 22 by screws and pins, and the top block can be connected by using the jaws, pins and screws on the connecting block 222.
Referring to fig. 1, in an embodiment of the injection mold 100 of the present invention, the connecting blocks 222 and the top blocks are respectively provided with a plurality of connecting blocks 222, the connecting blocks 222 are arranged along the length direction of the plate 221 at intervals, and each top block is connected to one of the connecting blocks 222. With such an arrangement, each connecting block 222 can be selectively connected with one of the ejector blocks according to the shape of the product, so that the product can be ejected smoothly by ejecting each protruding structure (for example, the protruding buckling position and other structures at the periphery of the product) at the periphery of the product through the plurality of ejector blocks.
Referring to fig. 1, in an embodiment of the injection mold 100 of the present invention, the side plate 22 further includes a connecting column 223, and the connecting column 223 is disposed on an inner side surface of the plate 221; the ejection mechanism 20 further comprises an inclined ejection member connected to the connecting column 223 to move along with the connecting column 223, and used for ejecting part of the periphery of a product, and the inclined ejection member and the ejection block are arranged at intervals.
By the arrangement, similarly, the connecting column 223 is connected with the inclined ejecting piece aiming at structural parts such as bent abnormity, complex buckling position and the like in the product, and the structural parts (partial periphery of the product) such as bent abnormity and the like in the product can be ejected by the inclined ejecting piece in the process of ejecting the product, so that the intact product can be further ejected smoothly; in addition, whether the inclined top piece needs to be connected or not can be selected according to the shape requirement of the product, for example, when the inclined top piece is used for forming a product with a flat surface, the inclined top piece can be detached.
Referring to fig. 1, in an embodiment of the injection mold 100 of the present invention, the connecting column 223 is slidably disposed on the plate 221. So set up, to the product of different size of a dimension, different shapes, the crooked dysmorphism that corresponds is different with the position of detaining the complicated isotructure part of position, consequently, locate plate body 221 through making spliced pole 223 slidable, alright adjust the position of the oblique top piece rather than being connected through spliced pole 223, so that the oblique top piece corresponds crooked dysmorphism in the product and detains the complicated isotructure part of position, and then ensure ejecting intact product smoothly, that is, this sets up can make injection mold 100 be used for the product of shaping different size of a dimension, different shapes.
Further, referring to fig. 1, in an embodiment of the injection mold 100 of the present invention, the inner side surface of the plate body 221 has a sliding slot 2212, the extending direction of the sliding slot 2212 and the moving direction of the side plate 22 form an included angle, and at least a portion of the connecting column 223 is inserted into the sliding slot 2212 and slides along the extending direction of the sliding slot 2212. So set up, not only can improve the installation stability of spliced pole 223, still can guarantee the stability of spliced pole 223 in the slip in-process to make spliced pole 223 can follow the extending direction stable slip of spout 2212, and then the position of the oblique top member of adjustment.
Further, referring to fig. 1 in combination, in an embodiment of the injection mold 100 of the present invention, the connecting column 223 and the slanting top piece are all provided with a plurality of, connecting columns 223 are along the length direction interval of the plate body 221 is set up, each slanting top piece is connected to one connecting column 223. With such an arrangement, similarly, each connecting column 223 can be selectively connected with an inclined ejecting member according to the shape of the product, so that the product can be ejected smoothly by ejecting each protruding structure (for example, the protruding bent profile and other structures at the periphery of the product) at the periphery of the product through the plurality of inclined ejecting members.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. An injection mold, comprising:
static molding;
the movable mould is combined with the static mould and forms a mould cavity in an enclosing manner with the static mould;
the driving mechanism is arranged on the static die and is in transmission connection with the movable die so as to drive the movable die to move away from or towards the static die; and
the ejection mechanism comprises a bottom plate, a side plate and a driving piece, the bottom plate is arranged on the surface, facing the movable die, of the static die, the side plate is arranged on the surface, facing the movable die, of the bottom plate, the driving piece is in transmission connection with the side plate so as to drive the side plate to move towards or away from the static die and be used for ejecting the periphery of a product, and the bottom plate moves along with the side plate and is used for ejecting the middle of the product.
2. The injection mold of claim 1, wherein there are two side plates, and the two side plates are disposed opposite to each other and disposed on two opposite sides of the bottom plate;
and/or the bottom plates are arranged in a plurality, and the bottom plates are arranged at intervals along the length direction of the side plates.
3. The injection mold of claim 1, wherein a receiving groove is formed on a surface of the stationary mold facing the movable mold, and the bottom plate is liftably disposed in the receiving groove.
4. The injection mold of claim 1, wherein the driving member is disposed on a side wall of the stationary mold and on a side of the side plate facing away from the movable mold, and the driving member is spaced apart from the bottom plate.
5. The injection mold of claim 4, wherein a side of the side plate facing away from the movable mold is provided with a limiting groove, and at least a part of the telescopic portion of the driving member is inserted into the limiting groove.
6. The injection mold of claim 1, wherein the side plate comprises a plate body and a connecting block, the plate body is arranged on the surface of the bottom plate facing the movable mold, and the connecting block is arranged on one side of the plate body away from the stationary mold;
the ejection mechanism further comprises an ejection block, and the ejection block is connected to the connecting block to move along with the connecting block and is used for ejecting part of the periphery of a product.
7. The injection mold of claim 6, wherein the side plate further comprises an attachment post disposed on an inside surface of the plate body;
the ejection mechanism further comprises an inclined ejection piece, the inclined ejection piece is connected to the connecting column to move along with the connecting column and used for ejecting partial periphery of a product, and the inclined ejection piece and the ejection block are arranged at intervals.
8. The injection mold of claim 7, wherein the connecting column is slidably disposed on the plate.
9. The injection mold according to claim 8, wherein the inner side surface of the plate body is provided with a sliding groove, an extending direction of the sliding groove forms an included angle with a moving direction of the side plate, and at least a part of the connecting column is inserted into the sliding groove and slides along the extending direction of the sliding groove.
10. The injection mold of claim 7, wherein a plurality of connecting blocks are provided, each connecting block being provided with a plurality of top blocks, the plurality of connecting blocks being arranged at intervals along the length direction of the plate body, each top block being connected to one of the connecting blocks;
and/or, the spliced pole with oblique top spare all is equipped with a plurality ofly, and a plurality of the spliced pole is followed the length direction interval of plate body sets up, each oblique top spare connect in one the spliced pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221425834.3U CN217454745U (en) | 2022-06-08 | 2022-06-08 | Injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221425834.3U CN217454745U (en) | 2022-06-08 | 2022-06-08 | Injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217454745U true CN217454745U (en) | 2022-09-20 |
Family
ID=83235601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221425834.3U Active CN217454745U (en) | 2022-06-08 | 2022-06-08 | Injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217454745U (en) |
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2022
- 2022-06-08 CN CN202221425834.3U patent/CN217454745U/en active Active
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