CN210820709U - Core-pulling and mold-opening integrated one-outlet multi-ball valve injection mold - Google Patents
Core-pulling and mold-opening integrated one-outlet multi-ball valve injection mold Download PDFInfo
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- CN210820709U CN210820709U CN201920928308.0U CN201920928308U CN210820709U CN 210820709 U CN210820709 U CN 210820709U CN 201920928308 U CN201920928308 U CN 201920928308U CN 210820709 U CN210820709 U CN 210820709U
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Abstract
The utility model provides a die sinking integral type of loosing core goes out many ball valves injection mould belongs to mould technical field. It includes cope match-plate pattern and lower bolster, and cope match-plate pattern and lower bolster combination form a plurality of shaping chamber, and still swing joint has a plurality of mandrel and No. two mandrels in the shaping chamber, and the one end that the shaping chamber was kept away from to No. two mandrels inserts to the lower bolster in, the one end that the shaping chamber was kept away from to a mandrel even have the die sinking subassembly of loosing core. The upper die plate and the lower die plate can be combined to form a plurality of forming cavities, so that the die can be used for injection molding a plurality of products at one time, the production efficiency is improved, the first core die and the second core die can be matched to form the internal structure of the product, the core pulling and die sinking component can be used for drawing out the first core die before the product is demoulded, the upper die plate is driven to move to open the die, the core pulling and die sinking efficiency is improved, and the production efficiency of the product is improved.
Description
Technical Field
The utility model belongs to the technical field of the mould, a mould injection mould of a mould opening integral type of loosing core goes out many ball valves is related to.
Background
Ball valve (ballvalve), the piece that opens and shuts (spheroid) is driven by the valve rod, and the valve of rotary motion is made around the ball valve axis, the regulation and the control that also can be used to fluid, wherein have very strong shearing force between its V type core of hard seal V type ball valve and the metal disk seat of build-up welding carbide, specially adapted contains the fibre, medium such as little solid particle, and the multiple-way ball valve not only can nimble control medium's confluence, reposition of redundant personnel, and the switching of flow direction on the pipeline, also can close arbitrary passageway simultaneously and make two other passageways link to each other, this type of valve generally should horizontal installation in the pipeline, the ball valve divide into according to the drive mode: pneumatic ball valve, electronic ball valve, manual ball valve, plastics ball valve generally are through injection moulding, and the plastics ball valve often need use the mandrel with the inner structure of shaping ball valve when moulding plastics, and the product needs earlier take off the core with the product before the drawing of patterns in the traditional art, carries out the die sinking again, and is more time-consuming, inefficiency.
In order to overcome the defects of the prior art, people continuously explore and provide various solutions, for example, a Chinese patent discloses an injection mold core-pulling mechanism, and the application number is as follows: (CN201510622562.4) comprising a fixed die, a small slide block and a large slide block, wherein the large slide block below the small slide block is provided with a through hole, and a limit block is connected in the through hole in a sliding manner; a first limiting hole which can be matched with the upper end of the limiting block for limiting is formed in the lower surface of the small sliding block, and a second limiting hole which can be matched with the lower end of the limiting block for limiting is formed in the upper end surface of the fixed die; the length of the through hole plus the depth of the second limiting hole is equal to the length of the limiting block; the distance between the first limiting hole and the second limiting hole is equal to the sliding distance of the small sliding block relative to the large sliding block; a forced limiting block for the small sliding block is arranged on the large sliding block, and the distance between the forced limiting block and the small sliding block is equal to the distance between the first limiting hole and the second limiting hole; the lower end of the limiting block is provided with a trapezoidal or arc-shaped first bulge, and the shape of the second limiting hole is the same as that of the first bulge. The scheme has the advantages of relatively small volume, simple structure, good use stability, long service life and the like, but also has the defect of low working efficiency caused by the need of firstly removing the core and then opening the die.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, a loose core die sinking integral type goes out many ball valves injection mould is provided.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides a loose core die sinking integral type goes out many ball valves injection mould, includes cope match-plate pattern and lower bolster, and cope match-plate pattern and lower bolster combination form a plurality of die cavity, and still swing joint has a plurality of mandrel and No. two mandrels in the die cavity, and the one end that the die cavity was kept away from to No. two mandrels is inserted to the lower bolster in, the one end that the die cavity was kept away from to a mandrel even have the die sinking subassembly of loosing core.
In the above-mentioned mould of loosing core die sinking integral type one goes out many ball valves injection mould, the mould subassembly of loosing core includes the detachable slider of loosing core that sets up on the lower bolster and can follow linear reciprocating motion, and the slider of loosing core links to each other with the mandrel No. one, and the slider of loosing core keeps away from a mandrel one end and matches with the cope match.
In the core-pulling and mold-opening integrated one-outlet multi-ball valve injection mold, one end, away from the first core mold, of the core-pulling slide block is provided with a first inclined step, the upper mold plate is provided with a mold-opening plate corresponding to the core-pulling slide block, and the mold-opening plate is provided with a second inclined step matched with the first inclined step.
In the core-pulling and mold-opening integrated one-output multi-ball valve injection mold, the bottom of the first inclined step is also provided with a connecting block, the top of the connecting block is matched with the end part of the mold opening plate, and one end, far away from the first core mold, of the connecting block is connected with a linear driver.
In foretell die sinking integral type of loosing core goes out many ball valves injection mould, every shaping chamber all be equipped with two mandrels and No. two mandrels, two mandrels are the straight line along the horizontal direction and distribute, No. two mandrels are located the center department of two mandrels and distribute perpendicularly with two mandrels, two mandrels keep away from shaping chamber one end and link respectively has a die sinking subassembly of loosing core, two mandrels and the die sinking subassembly of loosing core set up along the central line symmetry in shaping chamber.
In the above-mentioned mould injection mould of loosing core die sinking integral type one-out many ball valves, the lower bolster on still be equipped with a plurality of limiting plates, a plurality of limiting plates make up and form the die cavity of opening corresponding with the slider of loosing core, the limiting plate bottom still is equipped with and is used for carrying on spacing groove to the slider of loosing core.
In foretell die sinking integral type of loosing core goes out many ball valves injection mould, the slider of loosing core and shaping chamber between still be equipped with the detachable mandrel fixed block, be equipped with a plurality of in the mandrel fixed block and keep away from the shaping chamber one end with a mandrel and match the mandrel hole that suits and the cross-section is the T type, mandrel hole and a mandrel swing joint.
In foretell die sinking integral type of loosing core goes out many ball valve injection mould, a mandrel in still be equipped with the cooling bath, the connecting block keep away from a mandrel one end and be equipped with inlet opening and apopore, be equipped with the internal cooling runner of intercommunication cooling bath, inlet opening and apopore in the slider of loosing core.
In foretell die sinking integral type of loosing core goes out many ball valve injection mould, the cope match-plate pattern in detachable be equipped with the cope match-plate pattern, detachable is equipped with the lower mould in the lower mould board, cope match-plate pattern and lower mould group close and form a plurality of shaping chamber, a plurality of shaping chamber is straight line and distributes, every shaping chamber is located the bottom of cope match-plate pattern internal portion and all is equipped with the runner that advances that is used for letting in the liquid of moulding plastics, a plurality of advances that the runner also becomes straight line and distributes.
In the core-pulling and mold-opening integrated one-out-multiple-ball valve injection mold, the upper mold and the lower mold are respectively provided with a plurality of outer cooling flow channels penetrating through the upper mold and the lower mold, and the outer cooling flow channels are uniformly distributed along the molding cavity.
Compared with the prior art, the utility model has the advantages of:
1. the upper die plate and the lower die plate can be combined to form a plurality of forming cavities, so that the die can be used for injection molding a plurality of products at one time, the production efficiency is improved, the first core die and the second core die can be matched to form the internal structure of the product, the core pulling and die sinking component can be used for drawing out the first core die before the product is demoulded, the upper die plate is driven to move to open the die, the core pulling and die sinking efficiency is improved, and the production efficiency of the product is improved.
2. The core die fixing block is connected with the core pulling slide block through the bolt, the core die hole with the T-shaped section can limit the core die for one time, the core die is prevented from falling off, the core die is movably connected with the core die hole, the core die can be conveniently detached and installed, the detachment or installation efficiency of the core die is improved, and therefore the production efficiency of products is improved.
3. The utility model discloses an outer cooling runner and interior cooling runner can cool down the liquid of moulding plastics, and the mode through inside and outside combination cools off the cooling efficiency of the liquid of moulding plastics of the very big improvement of ability to the liquid of moulding plastics.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic diagram of the overall structure provided by the present invention;
fig. 2 is an exploded schematic view of the present invention;
fig. 3 is an exploded view in another direction of the present invention;
FIG. 4 is a schematic view of the structure of the cope mold;
FIG. 5 is a schematic view of the structure of the lower die;
fig. 6 is a schematic cross-sectional view of the present invention.
In the figure, an upper template 1, a lower template 2, a forming cavity 3, a first core mold 4, a second core mold 5, a core pulling mold opening assembly 6, a core pulling slide block 7, a first inclined step 8, a mold opening plate 9, a second inclined step 10, a connecting block 11, a limiting plate 12, a mold opening groove 13, a limiting groove 14, a core mold fixing block 15, a core mold hole 16, a cooling groove 17, a water inlet hole 18, a water outlet hole 19, an internal cooling flow passage 20, an upper mold 21, a lower mold 22, an external cooling flow passage 23 and a gate 25.
Detailed Description
As shown in figures 3 and 6, a loose core die sinking integral type goes out many ball valves injection mould, including cope match-plate pattern 1 and lower bolster 2, cope match-plate pattern 1 and the combination of lower bolster 2 form a plurality of one-tenth die cavity 3, still swing joint has a plurality of mandrel 4 and No. two mandrel 5 in the one-tenth die cavity 3, No. two mandrel 5 keep away from one end of one-tenth die cavity 3 and insert to lower bolster 2 in, mandrel 4 one end of keeping away from one-tenth die cavity 3 even have loose core die sinking subassembly 6.
In this embodiment, cope match-plate pattern 1 and lower bolster 2 can make up and form a plurality of shaping chambeies 3, make this mould once can a plurality of products of injection moulding, improve production efficiency, No. 4 mandrel and No. two mandrel 5 can cooperate the inner structure who forms the product, loose core die sinking subassembly 6 can take out a mandrel 4 earlier before the product drawing of patterns to drive 1 motion of cope match-plate pattern simultaneously and carry out the die sinking, improve the efficiency of loosing core and die sinking, thereby improve the production efficiency of product.
The core-pulling mold-opening assembly 6 comprises a core-pulling sliding block 7 which is detachably arranged on the lower mold plate 2 and can reciprocate linearly, the core-pulling sliding block 7 is connected with a first core mold 4, and one end, far away from the first core mold 4, of the core-pulling sliding block 7 is matched with the upper mold plate 1.
In this embodiment, as shown in fig. 1 and fig. 2, the detachable core pulling slider 7 can facilitate maintenance of the core pulling slider 7, the core pulling slider 7 can move linearly and reciprocally and drive the first core mold 4 to be separated from the molding cavity 3, and the core pulling slider 7 can drive the upper mold plate 1 to move in a direction away from the lower mold plate 2, so that core pulling and mold opening efficiency is improved, and production efficiency of products is improved.
One end of the core-pulling sliding block 7, which is far away from the first core mould 4, is provided with a first inclined step 8, the upper mould plate 1 is provided with a mould opening plate 9 which corresponds to the core-pulling sliding block 7, and the mould opening plate 9 is provided with a second inclined step 10 which is matched with the first inclined step 8.
In this embodiment, as shown in fig. 3 and 6, when the core pulling slider 7 moves in a direction away from the molding cavity 3, the first inclined step 8 can cooperate with the second inclined step 10 on the mold opening plate 9 to move the upper mold plate 1 in a direction away from the lower mold plate 2 to open the mold.
It will be appreciated by those skilled in the art that the core back slider 7 can also be synchronized with the upper mold plate 1 in the opposite direction by a connecting rod, a reel, etc., and preferably, the core back slider 7 is synchronized with the upper mold plate 1 in the opposite direction by the method described above in this embodiment.
The bottom of the first inclined step 8 is also provided with a connecting block 11, the top of the connecting block 11 is matched with the end part of the die sinking plate 9, and one end of the connecting block 11, which is far away from the first core die 4, is connected with a linear driver.
In this embodiment, as shown in fig. 1 and 6, one end of the connecting block 11 away from the first core mold 4 is connected to an output shaft of a linear driver (not shown in the figure), and the linear driver can drive the core pulling slider 7 to reciprocate along a linear direction.
It will be appreciated by those skilled in the art that the linear actuator may be a ram or cylinder, with a ram being preferred in this embodiment.
Every becomes die cavity 3 and all is equipped with two mandrels 4 and a mandrel 5 No. two, and two mandrels 4 are the straight line along the horizontal direction and distribute, and No. two mandrels 5 are located the center department of two mandrels 4 and distribute with two mandrels 4 vertically, and two mandrels 4 keep away from into die cavity 3 one end and link respectively has a die sinking subassembly 6 of loosing core, and two mandrels 4 and the die sinking subassembly 6 of loosing core set up along the central line symmetry of becoming die cavity 3.
In this embodiment, as shown in fig. 6, two first core molds 4 are linearly distributed along the horizontal direction, so that the core pulling and mold opening assemblies 6 can conveniently pull cores from two sides of the molding cavity 3, and a second core mold 5 is vertically distributed with the first core mold 4 and linearly distributed along the vertical direction, so that a product can be automatically separated from the second core mold 5 when being demolded along the vertical direction.
The lower template 2 is further provided with a plurality of limiting plates 12, the limiting plates 12 are combined to form die-opening grooves 13 corresponding to the core-pulling sliding block 7, and the bottoms of the limiting plates 12 are further provided with limiting grooves 14 used for limiting the core-pulling sliding block 7.
In this embodiment, as shown in fig. 2 and fig. 6, the die opening groove 13 formed by combining the plurality of limiting plates 12 can limit the movement track of the core pulling slider 7, so as to prevent the core pulling slider 7 from deviating during the movement process, and the limiting groove 14 at the bottom of the limiting plate 12 is matched with the core pulling slider 7, so that the core pulling slider 7 can be limited in the vertical direction by the core pulling slider 5, and the core pulling slider 7 is prevented from falling off.
A detachable core mould fixing block 15 is further arranged between the core pulling slide block 7 and the forming cavity 3, a plurality of core mould holes 16 which are matched with one end of the first core mould 4 far away from the forming cavity 3 and have T-shaped sections are arranged in the core mould fixing block 15, and the core mould holes 16 are movably connected with the first core mould 4.
In this embodiment, as shown in fig. 3 and 6, the core mold fixing block 15 is connected to the core pulling slider 7 by a bolt, the core mold hole 16 having a T-shaped cross section can limit the first core mold 4, so as to prevent the first core mold 4 from falling off, and the first core mold 4 is movably connected to the core mold hole 16, so that the first core mold 4 can be conveniently detached and installed, and the detachment or installation efficiency of the first core mold 4 is improved, thereby improving the production efficiency of the product.
Still be equipped with cooling bath 17 in the mandrel 4, connecting block 11 keep away from 4 one ends of a mandrel and be equipped with inlet opening 18 and apopore 19, be equipped with the internal cooling runner 20 that communicates cooling bath 17, inlet opening 18 and apopore 19 in the slider 7 of loosing core.
In this embodiment, as shown in fig. 4 to fig. 6, the water inlet 18 is externally connected with a cooling liquid, the cooling liquid is introduced into the inner cooling flow channel 20 from the water inlet 18, and then flows into the cooling tank 17 from the inner cooling flow channel 20 to cool the injection molding liquid, so as to improve the cooling efficiency of the injection molding liquid, the cooling liquid passing through the cooling tank 17 flows into the other side of the inner cooling flow channel 20 again and is discharged from the water outlet 19, so that the product can be cooled from the inside of the product, and the cooling efficiency of the product is improved.
It will be appreciated by those skilled in the art that the coolant may be tap water, lake water, or the like, with tap water being preferred in this embodiment.
Detachable is equipped with cope match-plate pattern 21 in the cope match-plate pattern 1, detachable is equipped with lower mould 22 in the lower bolster 2, cope match-plate pattern 21 and the combination of lower mould 22 form a plurality of die cavity 3, a plurality of die cavity 3 are the straight line and distribute, every die cavity 3 is located the bottom of cope match-plate pattern 21 internal portion and all is equipped with the runner 25 that advances that is used for letting in the liquid of moulding plastics, a plurality of advances runner 25 and also becomes the straight line and distributes.
In this embodiment, as shown in fig. 4 to 6, the molding cavity 3 is disposed on the detachable upper mold 21 and the detachable lower mold 8, so that maintenance and cleaning can be facilitated, and work efficiency can be improved, and the molding cavity 3 and the gate 25 which are linearly distributed can facilitate uniform injection molding liquid entering the molding cavity 3.
A plurality of outer cooling flow passages 23 penetrating through the upper die 21 and the lower die 22 are respectively arranged in the upper die 21 and the lower die 22, and the outer cooling flow passages 23 are uniformly distributed along the forming cavity 3.
In this embodiment, as shown in fig. 3 and fig. 6, one end of the outer cooling flow channel 23 is externally connected with a cooling liquid, the other end of the outer cooling flow channel 23 is externally connected with a storage tank, the cooling liquid flows in from one end of the outer cooling flow channel 23 and cools the injection molding liquid from the outside of the molding cavity 3, so as to improve the cooling efficiency of the injection molding liquid, and then flows out from the other end of the outer cooling flow channel 23 to the storage tank for storage.
The working principle of the mold is that firstly, injection liquid is uniformly injected into a molding cavity 3 from an inlet 25, after the molding cavity 3 is filled with the injection liquid, cooling liquid is introduced into an inner cooling runner 20 from a water inlet 18, then flows into a cooling tank 17 from the inner cooling runner 20 to cool the injection liquid, the cooling liquid passing through the cooling tank 17 flows into the other side of the inner cooling runner 20 and is discharged from a water outlet 19, meanwhile, the cooling liquid flows into one end of an outer cooling runner 23 and can cool the injection liquid from the outer side of the molding cavity 3, and then flows out from the other end of the outer cooling runner 23 to a storage tank for storage, the injection liquid is cooled in an internal and external combination mode, the cooling efficiency of the injection liquid is greatly improved, after a product is cooled, a core pulling slide block 7 is driven by a linear driver to move towards a direction far away from the molding cavity 3, the core pulling slide block 7 drives a core fixing block 15 to move, the core mould fixing block 15 drives the first core mould 4 to be separated from the forming cavity 3, and meanwhile, when the core pulling slide block 7 moves towards the direction far away from the forming cavity 3, the first inclined step 8 can be matched with the second inclined step 10 on the mold opening plate 9 to enable the upper mold plate 1 to move towards the direction far away from the lower mold plate 2 to open the mold, so that the core pulling and mold opening efficiency is improved, and the production efficiency of products is improved.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although terms such as the upper mold plate 1, the lower mold plate 2, the molding cavity 3, the first core mold 4, the second core mold 5, the core-pulling mold-opening assembly 6, the core-pulling slider 7, the first inclined step 8, the mold-opening plate 9, the second inclined step 10, the connecting block 11, the limiting plate 12, the mold-opening groove 13, the limiting groove 14, the core mold fixing block 15, the core mold hole 16, the cooling groove 17, the water inlet hole 18, the water outlet hole 19, the internal cooling flow passage 20, the upper mold 21, the lower mold 22, the external cooling flow passage 23, the gate 25, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.
Claims (10)
1. The utility model provides a loose core die sinking integral type goes out many ball valves injection mould, includes cope match-plate pattern (1) and lower bolster (2), its characterized in that, cope match-plate pattern (1) and lower bolster (2) combination form a plurality of one-tenth die cavity (3), go back swing joint in one-tenth die cavity (3) has a plurality of mandrel (4) and No. two mandrel (5), and the one end of keeping away from one-tenth die cavity (3) in No. two mandrel (5) inserts lower bolster (2), mandrel (4) one end of keeping away from one-tenth die cavity (3) even have loose core die sinking subassembly (6).
2. The core-pulling and mold-opening integrated multi-ball valve injection mold according to claim 1, characterized in that the core-pulling and mold-opening assembly (6) comprises a core-pulling slider (7) which is detachably arranged on the lower mold plate (2) and can reciprocate linearly, the core-pulling slider (7) is connected with the first core mold (4), and one end of the core-pulling slider (7) far away from the first core mold (4) is matched with the upper mold plate (1).
3. The core-pulling and mold-opening integrated multi-ball valve injection mold according to claim 2, wherein one end of the core-pulling slider (7) away from the first core mold (4) is provided with a first inclined step (8), the upper mold plate (1) is provided with an opening mold plate (9) corresponding to the core-pulling slider (7), and the opening mold plate (9) is provided with a second inclined step (10) matched with the first inclined step (8).
4. The core-pulling and mold-opening integrated multi-ball valve injection mold according to claim 3, characterized in that a connecting block (11) is further arranged at the bottom of the first inclined step (8), the top of the connecting block (11) is matched with the end of the mold opening plate (9), and a linear driver is connected to one end, away from the first core mold (4), of the connecting block (11).
5. The core-pulling and mold-opening integrated multi-ball valve injection mold according to claim 1, wherein each molding cavity (3) is provided with two first core molds (4) and a second core mold (5), the two first core molds (4) are linearly distributed along the horizontal direction, the second core mold (5) is positioned at the center of the two first core molds (4) and is vertically distributed with the two first core molds (4), one ends of the two first core molds (4) far away from the molding cavity (3) are respectively connected with a core-pulling and mold-opening assembly (6), and the two first core molds (4) and the core-pulling and mold-opening assembly (6) are symmetrically arranged along the central line of the molding cavity (3).
6. The core-pulling and mold-opening integrated multi-ball valve injection mold according to claim 4, wherein the lower mold plate (2) is further provided with a plurality of limiting plates (12), the limiting plates (12) are combined to form an open mold groove (13) corresponding to the core-pulling slider (7), and the bottom of each limiting plate (12) is further provided with a limiting groove (14) used for limiting the core-pulling slider (7).
7. The core-pulling and mold-opening integrated multi-ball valve injection mold according to claim 6, wherein a detachable core mold fixing block (15) is further arranged between the core-pulling slider (7) and the molding cavity (3), a plurality of core mold holes (16) which are matched with one end of the first core mold (4) far away from the molding cavity (3) and have T-shaped sections are formed in the core mold fixing block (15), and the core mold holes (16) are movably connected with the first core mold (4).
8. The core-pulling and mold-opening integrated multi-ball valve injection mold according to claim 7, wherein a cooling groove (17) is further formed in the first core mold (4), a water inlet hole (18) and a water outlet hole (19) are formed in one end, far away from the first core mold (4), of the connecting block (11), and an internal cooling flow channel (20) communicated with the cooling groove (17), the water inlet hole (18) and the water outlet hole (19) is formed in the core-pulling sliding block (7).
9. The core-pulling and mold-opening integrated multi-ball valve injection mold according to claim 1, wherein an upper mold (21) is detachably arranged in the upper mold plate (1), a lower mold (22) is detachably arranged in the lower mold plate (2), the upper mold (21) and the lower mold (22) are combined to form a plurality of molding cavities (3), the molding cavities (3) are linearly distributed, each molding cavity (3) is located at the bottom of the inner portion of the upper mold (21) and is provided with a gate (25) for introducing injection molding liquid, and the gates (25) are also linearly distributed.
10. The core-pulling and mold-opening integrated multi-ball valve injection mold according to claim 9, wherein a plurality of outer cooling flow channels (23) penetrating through the upper mold (21) and the lower mold (22) are respectively arranged in the upper mold (21) and the lower mold (22), and the outer cooling flow channels (23) are uniformly distributed along the molding cavity (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920928308.0U CN210820709U (en) | 2019-06-19 | 2019-06-19 | Core-pulling and mold-opening integrated one-outlet multi-ball valve injection mold |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920928308.0U CN210820709U (en) | 2019-06-19 | 2019-06-19 | Core-pulling and mold-opening integrated one-outlet multi-ball valve injection mold |
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| CN210820709U true CN210820709U (en) | 2020-06-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091717A (en) * | 2022-08-24 | 2022-09-23 | 徐州杰富润机电设备有限公司 | Electromechanical device plastic part forming device |
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2019
- 2019-06-19 CN CN201920928308.0U patent/CN210820709U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091717A (en) * | 2022-08-24 | 2022-09-23 | 徐州杰富润机电设备有限公司 | Electromechanical device plastic part forming device |
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