CN221232995U - Injection mold of can opener shell - Google Patents
Injection mold of can opener shell Download PDFInfo
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- CN221232995U CN221232995U CN202322423983.7U CN202322423983U CN221232995U CN 221232995 U CN221232995 U CN 221232995U CN 202322423983 U CN202322423983 U CN 202322423983U CN 221232995 U CN221232995 U CN 221232995U
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- 238000002347 injection Methods 0.000 title claims abstract description 16
- 239000007924 injection Substances 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 3
- 238000000465 moulding Methods 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- 238000001746 injection moulding Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to an injection mold of a can opener shell, which comprises a feeding plate, a material dividing plate, a movable template, a fixed template and a seat plate which are sequentially arranged from front to back; the movable mold core is embedded in the rear side of the movable mold plate, the fixed mold core is embedded in the front side of the fixed mold plate and is matched with the movable mold core, the pushing mechanism is arranged between the fixed mold plate and the seat plate and is matched with the fixed mold core, a first convex hull and a second convex hull which are respectively arranged left and right are formed outside the front side of the fixed mold core, and correspondingly, a first concave cavity and a second concave cavity which are respectively arranged left and right and are respectively matched with the first convex hull and the second convex hull are formed in the rear side of the movable mold core; the utility model reduces the manufacturing cost, simplifies the production process to achieve the effect of time and labor saving, and ensures the processing precision.
Description
Technical Field
The utility model relates to an injection mold of a can opener shell.
Background
The can opener is a tool for opening cans, a cutter head plays a main role in the can opener, but for better holding and exerting force, a plastic shell is arranged outside the cutter head, and for convenience in processing and assembly, the plastic shell is generally divided into an upper cover and a lower cover, and the upper cover and the lower cover are both manufactured by adopting an injection molding process like other injection molding pieces; the existing injection mold for producing the upper cover and the lower cover can realize a plurality of effects, but the mold of the upper cover is separated from the mold of the lower cover, so that two molds are required to be manufactured simultaneously, and the manufacturing cost is greatly increased; in addition, the existing injection mold can only mold most structures of the upper cover and the lower cover, and part of concave cavities and holes need to be additionally processed after demolding, so that the production process is complicated, time and labor are wasted, the processing precision is influenced, and further improvement is needed.
Disclosure of utility model
The utility model aims at solving the current state of the art by providing an injection mold for a can opener shell, which reduces the manufacturing cost, simplifies the production process to achieve the effects of time and labor saving and ensures the processing precision.
The technical scheme adopted for solving the technical problems is as follows: an injection mold of a can opener shell comprises a feeding plate, a material dividing plate, a movable mold plate, a fixed mold plate and a seat plate which are sequentially arranged from front to back; the movable mold comprises a fixed mold core, a pushing mechanism and a pushing mechanism, wherein the fixed mold core is embedded in the rear side of a movable mold plate, the fixed mold core is embedded in the front side of the fixed mold plate and is matched with the movable mold core, the pushing mechanism is arranged between the fixed mold plate and a seat plate and is matched with the fixed mold core, the fixed mold core is characterized in that a first convex hull and a second convex hull which are respectively arranged left and right are formed outside the front side of the fixed mold core, correspondingly, a first concave cavity and a second concave cavity which are respectively arranged left and right and are respectively matched with the first convex hull and the second convex hull are formed on the rear side of the movable mold core, a forming groove is formed in the inner walls of the upper side and the lower side of the first concave cavity, a forming block is respectively formed outwards at the edges of the upper side and the lower side of the front side of the fixed mold core, two forming blocks are respectively matched with the two forming grooves and are respectively positioned above and below the first convex hull, two end blocks which are respectively arranged in an upper and lower symmetrical mode are correspondingly, one end block above the upper end block is arranged between one end block above the first convex hull and one end block above the lower end block and one end block below the first end block is arranged between the two end blocks above the forming block and the end block below one end block and the end block below end block; the upper and lower side inner walls of the second concave cavity are respectively provided with a first core-pulling groove, correspondingly, the upper and lower side edges of the front side of the fixed mold core are respectively provided with a second core-pulling groove, and the two second core-pulling grooves are respectively matched with the two first core-pulling grooves and are respectively positioned above and below the second convex hulls; the movable mold core and the fixed mold core are internally provided with two core pulling mechanisms which are vertically and symmetrically distributed, each core pulling mechanism comprises a sliding block movably connected to the front side of the fixed mold core so as to have a vertical movement function, a seat block fixed to the rear side of the movable mold core, and a traction column obliquely fixed to the seat block, the end part of the traction column is inserted into the sliding block, a core pulling block is outwards formed on the inner side of the sliding block, one core pulling block above is movably arranged between one first core pulling groove and one second core pulling groove above, and one core pulling block below is movably arranged between one first core pulling groove and one second core pulling groove below.
Preferably, the left side edge and the right side edge of the first convex hull are also provided with a plurality of first forming rods which are distributed transversely in an inserted mode, the rear end of each first forming rod is connected with the pushing mechanism, the front end of each first forming rod is outwards provided with a first forming part, and a first curved surface matched with the outer wall of the first convex hull is formed at the corner of the outer side of the end part of each first forming part.
Preferably, the left side edge and the right side edge of the second convex hull are also provided with a plurality of second forming rods which are distributed transversely in an inserted mode, the rear end of each second forming rod is connected with the pushing mechanism, the front end of each second forming rod is outwards provided with a second forming part, and a second curved surface matched with the outer wall of the second convex hull is formed at the corner of the outer side of the end part of each second forming part.
Preferably, the middle outer wall of the first convex hull is inserted and provided with a forming column which is transversely arranged, correspondingly, the middle inner wall of the first concave cavity is outwards provided with a boss which is matched with the front end of the forming column, and the rear end of the forming column is connected with the pushing mechanism.
Preferably, a plurality of through holes which are transversely distributed are formed in the outer wall of the second convex hull, a forming needle which is transversely and concentrically distributed is also arranged in each through hole in a penetrating mode, and the rear end of each forming needle is connected with the pushing mechanism.
Preferably, a first molding cavity is formed in the outer wall of the second convex hull, correspondingly, a second molding cavity is formed in the inner wall of the second concave cavity, and a convex cavity is formed outwards in the bottom surface of the second molding cavity; the forming holes are formed in the convex cavity, and correspondingly, forming rods which are transversely distributed are also inserted in the first forming cavity in a penetrating mode, the front ends of the forming rods are matched with the forming holes, and the rear ends of the forming rods are connected with the pushing mechanism.
Preferably, a rectangular block is formed outwards at the end part of one core pulling block above, and a waist-shaped protruding block is formed outwards at the end part of the rectangular block.
Compared with the prior art, the utility model has the advantages that: according to the utility model, only one pair of dies is needed to simultaneously form an upper cover and a lower cover, so that the manufacturing cost is reduced; in addition, all structures on the upper cover and the lower cover can be formed, continuous processing after demolding is not needed, and therefore the production process is simplified to achieve the effect of time and labor saving, and meanwhile, the processing precision is ensured.
Drawings
FIG. 1 is a right front side exploded view of the present utility model;
FIG. 2 is a right rear side exploded view of the present utility model;
Fig. 3 is a block diagram of rectangular blocks and waist-shaped bumps according to the present utility model.
Detailed Description
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
In order to keep the following description of the embodiments of the present utility model clear and concise, the detailed description of known functions and known components thereof have been omitted.
As shown in fig. 1 to 3, an injection mold of a can opener shell comprises a feeding plate 1, a distributing plate 2, a movable template 3, a fixed template 5 and a base plate 7 which are sequentially arranged from front to back; the mold comprises a movable mold core (4) embedded in the rear side of a movable mold plate (3), a fixed mold core (6) embedded in the front side of the fixed mold plate (5) and matched with the movable mold core (4), and a pushing mechanism (8) arranged between the fixed mold plate (5) and a seat plate (7) and matched with the fixed mold core (6), wherein a first convex hull (61) and a second convex hull (62) which are respectively arranged left and right are formed outside the front side of the fixed mold core (6), correspondingly, a first concave cavity (41) and a second concave cavity (42) which are respectively arranged left and right and matched with the first convex hull (61) and the second convex hull (62) are formed on the rear side of the movable mold core (4), a forming groove (45) is formed on the inner walls of the upper side and the lower side of the first concave cavity (41), a forming block (63) is respectively formed outwards on the edges of the upper side and the lower side of the fixed mold core (6), two forming blocks (63) are respectively matched with the two forming grooves (45) and respectively positioned above and below the first convex hull (61), two end blocks (9) are respectively arranged alternately and symmetrically above and below the first end blocks (9) of the upper block (9) and one end block (9) are respectively arranged between the upper end blocks (9) and the lower end blocks (9) of the upper end block (9); the inner walls of the upper side and the lower side of the second concave cavity 42 are respectively provided with a first core-pulling groove 43, correspondingly, the edges of the upper side and the lower side of the front side of the fixed mold core 6 are respectively provided with a second core-pulling groove 64, and the two second core-pulling grooves 64 are respectively matched with the two first core-pulling grooves 43 and are respectively positioned above and below the second convex hull 62; the movable mold core 4 and the fixed mold core 6 are also provided with two core pulling mechanisms 13 which are vertically symmetrically distributed, each core pulling mechanism 13 comprises a sliding block 133 movably connected inside the front side of the fixed mold core 6 so as to have a vertical movement function, a seat block 131 fixed on the rear side of the movable mold core 4, and a traction column 132 obliquely fixed in the seat block 131, the end part of the traction column 132 is inserted into the sliding block 133, a core pulling block 1331 is formed outwards on the inner side of the sliding block 133, one core pulling block 1331 above is movably arranged between one first core pulling groove 43 and one second core pulling groove 64 above, and one core pulling block 1331 below is movably arranged between one first core pulling groove 43 and one second core pulling groove 64 below.
The left side edge and the right side edge of the first convex hull 61 are also provided with a plurality of first forming rods 10 which are distributed transversely in an inserted manner, the rear end of each first forming rod 10 is connected with the pushing mechanism 8, the front end of each first forming rod 10 is outwards provided with a first forming part 101, and a first curved surface 102 which is matched with the outer wall of the first convex hull 61 is formed at the outer corner of the end part of the first forming part 101.
The left and right side edges of the second convex hull 62 are also respectively provided with a plurality of second forming rods 12 which are distributed transversely in an inserted manner, the rear end of each second forming rod 12 is connected with the pushing mechanism 8, the front end of each second forming rod 12 is outwards provided with a second forming part 121, and a second curved surface 122 which is matched with the outer wall of the second convex hull 62 is formed at the outer corner of the end part of each second forming part 121.
The middle outer wall of the first convex hull 61 is inserted with a forming column 11 which is transversely arranged, correspondingly, a boss 44 which is mutually matched with the front end of the forming column 11 is outwards formed on the middle inner wall of the first concave cavity 41, and the rear end of the forming column 11 is connected with the pushing mechanism 8.
The outer wall of the second convex hull 62 is provided with a plurality of through holes 65 which are transversely distributed, each through hole 65 is also provided with a forming needle 14 which is transversely and concentrically distributed in a penetrating way, and the rear end of each forming needle 14 is connected with the pushing mechanism 8.
The outer wall of the second convex hull 62 is provided with a first molding cavity 66, correspondingly, the inner wall of the second concave cavity 42 is provided with a second molding cavity 46, and the bottom surface of the second molding cavity 46 is outwards provided with a convex cavity 47; the protruding cavity 47 is provided with a forming hole 48, correspondingly, the first forming cavity 66 is also provided with a forming rod 17 which is transversely distributed in a penetrating way, the front end of the forming rod 17 is matched with the forming hole 48, and the rear end of the forming rod 17 is connected with the pushing mechanism 8.
A rectangular block 1332 is formed outwardly at an end of the upper core pulling block 1331, and a waist-shaped protrusion 1333 is formed outwardly at an end of the rectangular block 1332.
Working principle:
The feeding plate 1 and the seat plate 7 are respectively fixed on a moving mechanism and a machine body of the injection molding machine; during die assembly, the moving mechanism drives the movable die plate 3 to move towards the direction of the fixed die plate 5 by means of the feeding plate 1 and the distributing plate 2 until the movable die plate 3 and the fixed die plate 5 are mutually spliced, so that the movable die core 4 and the fixed die core 6 are mutually matched, then molten materials enter between the movable die core 4 and the fixed die core 6 through pouring channels arranged in the feeding plate 1, the distributing plate 2 and the movable die plate 3, and an upper cover 15 and a lower cover 16 are formed after cooling; during mold separation, the moving mechanism drives the movable mold plate 3 to leave the fixed mold plate 5 according to the same principle, so that the movable mold core 4 and the fixed mold core 6 are also separated from each other, the upper cover 15 and the lower cover 16 stay on the first convex hull 61 and the second convex hull 62, and finally the front ends of each first forming rod 10, each second forming rod 12, each forming column 11, each forming needle 14 and each forming rod 17 are driven to move forward by the aid of the pushing mechanism 8, so that the upper cover 15 and the lower cover 16 are pushed away from the first convex hull 61 and the second convex hull 62.
The two end blocks 9 respectively form an end surface 151 at the upper end and the lower end of the upper cover 15, and a round hole 152 is formed at the front end of the forming column 11 at the front side of the upper cover 15; rectangular block 1332 and waist-shaped projection 1333 form a rectangular counter bore 161 and waist-shaped through hole 162 at the upper end of lower cover 16, respectively, first molding cavity 66 and second molding cavity 46 form a structural cavity 163 at the front side of lower cover 16, and molding rod 17 and molding hole 48 form a boss 164 in structural cavity 163.
According to the utility model, only one pair of dies is needed to simultaneously form an upper cover and a lower cover, so that the manufacturing cost is reduced; in addition, all structures on the upper cover and the lower cover can be formed, continuous processing after demolding is not needed, and therefore the production process is simplified to achieve the effect of time and labor saving, and meanwhile, the processing precision is ensured.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; while the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art will appreciate that modifications may be made to the techniques described in the foregoing embodiments, or that certain features may be substituted for those illustrated therein; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (7)
1. An injection mold of a can opener shell comprises a feeding plate, a material dividing plate, a movable mold plate, a fixed mold plate and a seat plate which are sequentially arranged from front to back; the movable mold comprises a fixed mold core, a pushing mechanism and a pushing mechanism, wherein the fixed mold core is embedded in the rear side of a movable mold plate, the fixed mold core is embedded in the front side of the fixed mold plate and is matched with the movable mold core, the pushing mechanism is arranged between the fixed mold plate and a seat plate and is matched with the fixed mold core, the fixed mold core is characterized in that a first convex hull and a second convex hull which are respectively arranged left and right are formed outside the front side of the fixed mold core, correspondingly, a first concave cavity and a second concave cavity which are respectively arranged left and right and are respectively matched with the first convex hull and the second convex hull are formed on the rear side of the movable mold core, a forming groove is formed in the inner walls of the upper side and the lower side of the first concave cavity, a forming block is respectively formed outwards at the edges of the upper side and the lower side of the front side of the fixed mold core, two forming blocks are respectively matched with the two forming grooves and are respectively positioned above and below the first convex hull, two end blocks which are respectively arranged in an upper and lower symmetrical mode are correspondingly, one end block above the upper end block is arranged between one end block above the first convex hull and one end block above the lower end block and one end block below the first end block is arranged between the two end blocks above the forming block and the end block below one end block and the end block below end block; the upper and lower side inner walls of the second concave cavity are respectively provided with a first core-pulling groove, correspondingly, the upper and lower side edges of the front side of the fixed mold core are respectively provided with a second core-pulling groove, and the two second core-pulling grooves are respectively matched with the two first core-pulling grooves and are respectively positioned above and below the second convex hulls; the movable mold core and the fixed mold core are internally provided with two core pulling mechanisms which are vertically and symmetrically distributed, each core pulling mechanism comprises a sliding block movably connected to the front side of the fixed mold core so as to have a vertical movement function, a seat block fixed to the rear side of the movable mold core, and a traction column obliquely fixed to the seat block, the end part of the traction column is inserted into the sliding block, a core pulling block is outwards formed on the inner side of the sliding block, one core pulling block above is movably arranged between one first core pulling groove and one second core pulling groove above, and one core pulling block below is movably arranged between one first core pulling groove and one second core pulling groove below.
2. The injection mold of a can opener shell according to claim 1, wherein the left side edge and the right side edge of the first convex hull are also provided with a plurality of transversely distributed first forming rods in an penetrating mode, the rear end of each first forming rod is connected with a pushing mechanism, the front end of each first forming rod is outwards provided with a first forming part, and a first curved surface matched with the outer wall of the first convex hull is formed at the outer corner of the end part of each first forming part.
3. The injection mold of the can opener shell according to claim 2, wherein a plurality of second forming rods which are distributed transversely are arranged on the left side edge and the right side edge of the second convex hull in an penetrating mode, the rear end of each second forming rod is connected with the pushing mechanism, a second forming part is formed at the front end of each second forming rod outwards, and a second curved surface which is matched with the outer wall of the second convex hull is formed at the corner of the outer side of the end part of each second forming part.
4. The injection mold of the can opener shell according to claim 3, wherein a forming column which is transversely arranged is inserted in the outer wall of the middle of the first convex hull, correspondingly, a boss which is mutually matched with the front end of the forming column is outwards formed on the inner wall of the middle of the first concave cavity, and the rear end of the forming column is connected with the pushing mechanism.
5. The injection mold of a can opener shell of claim 4 wherein a plurality of through holes which are distributed transversely are formed in the outer wall of the second convex hull, a forming needle which is distributed transversely and concentrically is inserted into each through hole, and the rear end of each forming needle is connected with a pushing mechanism.
6. The injection mold of the can opener shell of claim 5 wherein the outer wall of the second convex hull is provided with a first molding cavity, and correspondingly, the inner wall of the second concave cavity is provided with a second molding cavity, and the bottom surface of the second molding cavity is outwards provided with a convex cavity; the forming holes are formed in the convex cavity, and correspondingly, forming rods which are transversely distributed are also inserted in the first forming cavity in a penetrating mode, the front ends of the forming rods are matched with the forming holes, and the rear ends of the forming rods are connected with the pushing mechanism.
7. The injection mold of a can opener housing of claim 6 wherein the upper one of said loose core blocks has a rectangular block formed outwardly at an end thereof, said rectangular block having a waist-shaped projection formed outwardly at an end thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322423983.7U CN221232995U (en) | 2023-09-07 | 2023-09-07 | Injection mold of can opener shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322423983.7U CN221232995U (en) | 2023-09-07 | 2023-09-07 | Injection mold of can opener shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221232995U true CN221232995U (en) | 2024-06-28 |
Family
ID=91599962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322423983.7U Active CN221232995U (en) | 2023-09-07 | 2023-09-07 | Injection mold of can opener shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221232995U (en) |
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2023
- 2023-09-07 CN CN202322423983.7U patent/CN221232995U/en active Active
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