CN114474628A - Mold opening and closing sequence control mechanism for injection mold - Google Patents
Mold opening and closing sequence control mechanism for injection mold Download PDFInfo
- Publication number
- CN114474628A CN114474628A CN202210090747.5A CN202210090747A CN114474628A CN 114474628 A CN114474628 A CN 114474628A CN 202210090747 A CN202210090747 A CN 202210090747A CN 114474628 A CN114474628 A CN 114474628A
- Authority
- CN
- China
- Prior art keywords
- mold
- stop block
- fixed
- die
- closing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002347 injection Methods 0.000 title claims abstract description 21
- 239000007924 injection Substances 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 claims description 22
- 238000001746 injection moulding Methods 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/66—Mould opening, closing or clamping devices mechanical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76344—Phase or stage of measurement
- B29C2945/76387—Mould closing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76344—Phase or stage of measurement
- B29C2945/76394—Mould opening
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a mold opening and closing sequence control mechanism for an injection mold, which belongs to the technical field of mold injection and comprises a bolt, a fixed block, a mold closing stop block and a mold opening stop block; a fixed stop block is fixed at the bottom of one end of the fixed block; a concave surface is arranged at the bottom of the bolt, one end of the concave surface is a right-angle surface, the other end of the concave surface is a second inclined surface, and a groove for accommodating the die closing stop block is formed in the concave surface; one end of the bolt is fixed on the top plate of the mould; the bottom of one end of the fixed block is provided with a limit groove for accommodating the bolt, and the other end of the fixed block is fixed on the rear template; one side of the fixed stop block is provided with a first inclined plane; the die closing stop block and the die opening stop block are fixed on the front template through a spring; a third inclined plane is arranged on one side of the upper end of the die closing stop block; a fourth inclined plane is arranged on one side of the upper end of the die opening stop block; the mould top plate is connected with the front template through a limiting screw; a limit cavity is arranged on the top plate of the mold. The invention opens and closes the dies in a specific sequence to prevent the products from being damaged by collision.
Description
Technical Field
The invention belongs to the technical field of injection molds, and particularly relates to a mold opening and closing sequence control mechanism for an injection mold.
Background
For a specific product, the loose core of the front mold of the mold needs to be inserted into the rear mold of the mold in the mold design to realize the molding of a special structure on the product. The front mold loose core is in an inverted state in the rear mold of the mold, and the front mold loose core needs to be firstly pulled out from the rear mold plate when the mold is opened, and then the front mold loose core and the rear mold plate of the mold are separated. When the mold is closed, the front mold plate and the rear mold plate of the mold are closed, and then the front mold loose core is inserted into the rear mold plate of the mold. Therefore, the product injection molding process must open and close the molds according to a certain sequence, otherwise the front mold loose core and the rear mold are seriously collided due to the back-off of the front mold and the rear mold.
Disclosure of Invention
In order to solve the problems existing in the injection molding process of a specific product, the invention provides a mold opening and closing sequence control mechanism used in an injection mold, which opens the mold through a specific sequence and prevents the product from collision and damage.
The technical scheme of the invention is as follows:
a mold opening and closing sequence control mechanism for an injection mold comprises a bolt, a fixed block, a mold closing stop block and a mold opening stop block; a fixed stop block is fixed at the bottom of one end of the fixed block;
the bottom of the bolt is provided with a concave surface, one end of the concave surface is a right-angle surface, the other end of the concave surface is a second inclined surface, and a groove for accommodating the die closing stop block is formed in the concave surface; one end of the bolt is fixed on the top plate of the mould;
the bottom of one end of the fixed block is provided with a limiting groove for accommodating a bolt, and the other end of the fixed block is fixed on a rear template of the mold;
one side of the fixed stop block is provided with a first inclined surface;
the die closing stop block and the die opening stop block are fixed on a front template of the die through a spring;
a third inclined plane is arranged on one side of the top of the die closing stop block; a fourth inclined plane is arranged on one side of the top of the die opening stop block;
the mould top plate is connected with the front template through a limiting screw;
and a limit cavity is arranged on the top plate of the mold.
Furthermore, the top plate of the mold is fixed on the injection molding machine, and the top plate and the injection molding machine are jointly responsible for pulling the injection mold open when the injection molding machine opens the mold.
Furthermore, one end of a limit screw is clamped into the limit cavity and is in sliding connection with the limit cavity, and the other end of the limit screw is fixed on the front template.
Furthermore, the rear template is connected with the needle plate, the needle plate is connected with the oil cylinder, and the oil cylinder drives the needle plate to eject the product after the front template is separated from the rear template.
Further, the opening and closing sequence control mechanism is in an initial state, a limit screw is located on the outermost side of a limit cavity of a die top plate, the outer side wall of the limit screw is flush with the outer edge line of the die top plate, a third inclined surface of a die closing stop block is just attached to a second inclined surface of a fixed stop block, a first spring at the bottom of the die closing stop block is in a compressed state, and a second spring of the die opening stop block is in a free state to control the top end of the die opening stop block to eject the upper end surface of a front die plate; one end of the bolt is clamped in the limit groove of the fixing block.
Further, after injection molding is finished, firstly, a top plate and a front template of the mold are opened, the top plate of the mold drives the bolt to start to separate from a limiting groove of the fixed block, at the moment, the limiting screw slides in the limiting cavity, and after the limiting screw is attached to the inner side wall of the cavity in a sliding mode, the first mold opening is finished; in the first die opening process, the die opening stop block is pressed into the front die plate through the contact of the fourth inclined surface and the second inclined surface of the plug pin, and the second spring is in a compressed state at the moment; meanwhile, in the process that the bolt is separated from the limiting groove, the die assembly stop block is clamped into the groove; and then, the front template and the rear template are controlled to be opened, and the bolt is continuously separated from the limiting groove of the fixed block in the mold opening process until the product is separated from the cavity of the front template.
Furthermore, after a product is taken out, the rear template and the front template are controlled to carry out first die assembly, in the first die assembly process, the bolt starts to move towards the limiting groove again, in the moving process, the third inclined surface of the die assembly stop block is attached to the second inclined surface of the fixed stop block again, the first spring at the bottom of the die assembly stop block returns to a compression state again, the die opening stop block is not pressed by the bolt at the moment, and the die opening stop block pops up; and finally, controlling the die top plate and the front template to carry out secondary die assembly, wherein the bolt continuously moves in the limiting groove in the secondary die assembly process, and the limiting screw moves in the limiting cavity and returns to the initial state again.
The invention has the following beneficial technical effects:
when the mold is opened, the top plate and the front template of the mold are opened, and the front template and the rear template are opened after the mold is opened in place; when the die is closed, the rear template and the front template are closed firstly, the front template is closed again, and the die is opened and closed through a specific sequence, so that the collision and damage of products are avoided;
when the mold is opened, the front mold plate and the rear mold plate are locked through the matching of the fixed stop block and the mold opening stop block, so that the front mold plate and the rear mold plate are not separated, and are separated after reaching a certain stroke; when the mold is closed, the mold closing stop block is pressed into the front mold plate through the fixed stop block, so that the mold closing stop block is separated from the bolt, and the purpose of mold closing is achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of a mold opening and closing sequence control mechanism according to the present invention;
FIG. 2 is a schematic structural diagram of a plug pin in the mold opening and closing sequence control mechanism according to the present invention;
FIG. 3 is a schematic structural diagram of a fixing block in the mold opening and closing sequence control mechanism according to the present invention;
FIG. 4 is a partial enlarged view of a mold closing stop and a mold opening stop and their corresponding mating surfaces in the mold opening and closing sequence control mechanism according to the present invention;
FIG. 5 is a schematic view of the mold opening and closing sequence control mechanism of the present invention in an initial state;
FIG. 6 is a schematic view of the mold top plate and the front mold plate separated in the mold opening state of the mold opening and closing sequence control mechanism of the present invention;
FIG. 7 is a schematic view of the mold opening and closing sequence control mechanism of the present invention after the front mold plate and the rear mold plate are separated in the mold opening state;
FIG. 8 is a partial enlarged view of portion A of FIG. 7, showing mainly the structure of the position of the limiting groove in the fixing block;
wherein, 1-bolt; 101-a concave surface; 102-a groove; 103-a second inclined surface; 2, fixing blocks; 201-a limit groove; 3-a die assembly stop block; 301-a third inclined surface; 4-opening the die stop block; 401-fourth inclined face; 5-fixing a stop block; 501-a first inclined plane; 6-a mould top plate; 601-a limiting cavity; 7-front template; 8-rear template; 901-a first spring; 902-a second spring; 10-a limit screw; 11-a needle plate; 12-oil cylinder; 13-product; 14-die bed plate.
Detailed Description
The invention is described in further detail below with reference to the following figures and detailed description:
fig. 1-8 illustrate an alternative embodiment of the present invention. The injection mold comprises a mold top plate 6, a front mold plate 7, a rear mold plate 8, a needle plate 11 and a mold bottom plate 14, and the injection mold is opened and closed according to a specific sequence through a control mechanism provided by the invention.
As shown in fig. 1, a mold opening and closing sequence control mechanism for an injection mold comprises a plug pin 1, a fixed block 2, a mold closing stop 3 and a mold opening stop 4; a fixed stop block 5 is fixed at the bottom of one end of the fixed block 2.
Wherein the content of the first and second substances,
as shown in fig. 2, a concave surface 101 is arranged at the bottom of the plug pin 1, one end of the concave surface 101 is a right-angle surface, the other end is a second inclined surface 103, and a groove 102 for accommodating the mold closing stopper 3 is formed in the concave surface 101; one end of the bolt 1 is fixed on the top plate 6 of the mould through a screw, and the other end is not fixed in any way. The bolt 1 is used for separating a mold opening stop block 4 and a fixed stop block 5 in the mold opening process of the mold, separating a front template 7 and a rear template 8, then clamping a mold closing stop block 3 into a groove 102 of the bolt 1 in the mold closing process, and pushing the front template 7 to a mold closing state.
As shown in fig. 3, the bottom of one end of the fixing block 2 is provided with a limiting groove 201 for accommodating the bolt 1, and the other end is fixed on the rear template 8 through a screw.
One side of the fixed stopper 5 is provided with a first inclined surface 501. When the fixed stop block 5 is used for opening the mold, the front template 7 and the rear template 8 are locked through matching with the mold opening stop block 4, so that the front template 7 and the rear template 8 are not separated, and are separated after reaching a certain stroke and then are separated, and when the mold is closed, the fixed stop block 5 is used for pressing the mold closing stop block into the front template 7 to separate the mold closing stop block 3 from the bolt 1, so that the purpose of closing the mold is achieved.
As shown in fig. 4, the mold clamping stop 3 and the mold opening stop 4 are fixed to the front mold plate 7 by a spring, and the ejection and the press-back of the mold clamping stop 3 and the mold opening stop 4 are controlled by the cooperation of the spring. A third inclined surface 301 is arranged on one side of the top of the mold closing stop block 3; a fourth inclined surface 401 is provided at one side of the top of the mold opening stopper 4. The locking dog 3 is used to engage it in the recess 102 in the bolt 1 in the locked state and to push the front platen 7 into the locked state. The die opening stop block 4 is used for locking the front template 7 and the rear template 8 through the matching with the fixed stop block 5 in the die opening process of the die, so that the front template 7 and the rear template 8 are not separated, the core pulling mechanism of the die is firstly released, then the front template 7 and the rear template 8 are separated, and the die opening stop block 4 plays a role in die opening and locking.
The mould top plate 6 is fixed on the injection molding machine, and the top plate 6 and the injection molding machine are jointly responsible for pulling the injection mould open when the injection molding machine opens the mould.
The die top plate 6 is connected with the front template 7 through a limiting screw 10, one end of the limiting screw 10 is clamped into a limiting cavity 601 on the die top plate 6 and is in sliding connection with the limiting cavity 601, the limiting cavity 61 can slide back and forth relatively, and the other end of the limiting screw 10 is fixed on the front template 7; the top plate 6 and the front template 7 can be fixed and can move for a certain distance through the limiting screw 10.
The rear template 8 is connected with a needle plate 11, the needle plate 11 is connected with an oil cylinder 12, after the front template 7 is separated from the rear template 8, the oil cylinder 12 drives the needle plate 11 to eject a product 13, and then a workpiece is taken.
One of the faces of the front template 7 constitutes the cavity face of the mould for the ejection of the product 13 and the fixing of the other components on its hooks.
The rear platen 8 has a molding cavity and holds some other parts.
The mold base 14 is connected to an injection molding machine and holds the mold and some other components.
The working process of the mold opening and closing sequence control mechanism is as follows:
(1) as shown in fig. 5, in an initial state, the limit screw 10 is located at the outermost side of the top plate limit cavity 601, the outer side wall of the limit screw 10 is substantially flush with the outer edge line of the top plate 6, at this time, the third inclined surface 301 of the mold closing stopper 3 is just attached to the second inclined surface 501 of the fixed stopper 5, the first spring 901 at the bottom of the mold closing stopper 3 is in a compressed state, and the second spring 902 of the mold opening stopper 4 is in a free state to control the top end of the mold opening stopper 4 to protrude out of the upper end surface of the front mold plate 7; one end of the bolt 1 is clamped into the limiting groove 201 of the fixing block 2; at the moment, product materials can be injected into the cavity of the mold;
(2) after the injection molding is finished, as shown in fig. 6, the mold top plate 6 and the front mold plate 7 are opened, the mold top plate 6 drives the bolt 1 to start to separate from the limiting groove 201 of the fixed block 2, at the moment, the limiting screw 10 slides in the limiting cavity 601, and when the limiting screw 10 slides to the limit and is attached to the inner side wall of the cavity, the first mold opening is finished; in the first mold opening process, the mold opening stop 4 presses the mold opening stop 4 towards the inner side of the front mold plate 7 through the surface contact between the fourth inclined surface 401 of the mold opening stop 4 and the second inclined surface 103 of the plug 1, and at the moment, the second spring 902 is in a compressed state; meanwhile, in the process that the bolt 1 is separated from the limiting groove 201, the mold closing stop 3 can be clamped into the groove 102;
(3) then, as shown in fig. 7, the front template 7 and the rear template 8 are controlled to be opened, and the bolt 1 is continuously separated from the limiting groove 201 of the fixed block 2 in the mold opening process and is opened to the limit until the product is separated from the cavity of the front template 7;
(4) next, the oil cylinder 12 is provided with a needle plate 11 to control the product 13 to be ejected out of the rear template 8;
(5) after the product 13 is taken out, firstly controlling the rear template 7 and the front template 8 to carry out first die assembly, in the first die assembly process, the bolt 1 starts to move towards the limiting groove 201 again, in the moving process, the third inclined surface 301 of the die assembly stop block 3 is attached to the second inclined surface 501 of the fixed stop block 5 again, the first spring 901 at the bottom of the die assembly stop block 3 returns to a compression state again, at this time, the bolt 1 does not press the die opening stop block 4 any more, and the die opening stop block 4 pops up;
(6) and finally, controlling the die top plate 6 and the front die plate 7 to carry out secondary die assembly, wherein in the secondary die assembly process, the bolt 1 continuously moves towards the limiting groove 201, and the limiting screw 10 moves in the limiting cavity 601 to return to the initial state again.
In brief, the whole control sequence of the mold opening and closing sequence control mechanism is as follows: when the mold is opened, the mold top plate and the front template are opened first, and the front template and the rear template are opened again after the mold top plate and the front template are opened in place; when the die is closed, the rear template and the front template are closed firstly, and the front template is closed again; this sequence ensures that the mold is not impacted.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (7)
1. A mold opening and closing sequence control mechanism for an injection mold is characterized by comprising a bolt, a fixed block, a mold closing stop block and a mold opening stop block; a fixed stop block is fixed at the bottom of one end of the fixed block;
the bottom of the bolt is provided with a concave surface, one end of the concave surface is a right-angle surface, the other end of the concave surface is a second inclined surface, and a groove for accommodating the die closing stop block is formed in the concave surface; one end of the bolt is fixed on the top plate of the mould;
the bottom of one end of the fixed block is provided with a limiting groove for accommodating a bolt, and the other end of the fixed block is fixed on a rear template of the mold;
one side of the fixed stop block is provided with a first inclined surface;
the die closing stop block and the die opening stop block are fixed on a front template of the die through a spring;
a third inclined plane is arranged on one side of the top of the die closing stop block; a fourth inclined plane is arranged on one side of the top of the die opening stop block;
the mould top plate is connected with the front template through a limiting screw;
and a limit cavity is arranged on the top plate of the mold.
2. The mold opening and closing sequence control mechanism for use in an injection mold as claimed in claim 1, wherein the mold top plate is fixed to the injection molding machine, and the top plate and the injection molding machine are jointly responsible for pulling apart the injection mold when the injection molding machine opens the mold.
3. The mold opening and closing sequence control mechanism for the injection mold according to claim 1, wherein one end of the limit screw is clamped into the limit cavity and is slidably connected with the limit cavity, and the other end is fixed on the front mold plate.
4. The mold opening and closing sequence control mechanism for the injection mold according to claim 1, wherein the rear mold plate is connected with the needle plate, the needle plate is connected with the cylinder, and the cylinder drives the needle plate to eject the product after the front mold plate and the rear mold plate are separated.
5. The mold opening and closing sequence control mechanism for the injection mold according to claim 1, wherein in an initial state, the limit screw is located at the outermost side of the limit cavity of the mold top plate, the outer side wall of the limit screw is flush with the outer edge line of the mold top plate, at this time, the third inclined surface of the mold closing stop block is just attached to the second inclined surface of the fixed stop block, the first spring at the bottom of the mold closing stop block is in a compressed state, and the second spring of the mold opening stop block is in a free state to control the top end of the mold opening stop block to eject the upper end surface of the front mold plate; one end of the bolt is clamped in the limit groove of the fixing block.
6. The mold opening and closing sequence control mechanism for the injection mold according to claim 1, wherein after the injection molding is finished, firstly, the top plate and the front mold plate of the mold are opened, the top plate of the mold drives the bolt to start to separate from the limit groove of the fixed block, at the moment, the limit screw slides in the limit cavity, and after the limit screw is in sliding fit with the inner side wall of the cavity, the first mold opening is finished; in the first die opening process, the die opening stop block is pressed into the front die plate through the contact of the fourth inclined surface and the second inclined surface of the plug pin, and the second spring is in a compressed state at the moment; meanwhile, in the process that the bolt is separated from the limiting groove, the die assembly stop block is clamped into the groove; and then, the front template and the rear template are controlled to be opened, and the bolt is continuously separated from the limiting groove of the fixed block in the mold opening process until the product is separated from the cavity of the front template.
7. The mold opening and closing sequence control mechanism for the injection mold according to claim 1, wherein after the product is taken out, the rear mold plate and the front mold plate are controlled to perform first mold closing, in the first mold closing process, the plug pin starts to move towards the limiting groove again, in the moving process, the third inclined surface of the mold closing stop block is attached to the second inclined surface of the fixed stop block again, the first spring at the bottom of the mold closing stop block returns to the compression state again, at this time, the plug pin does not press the mold opening stop block any more, and the mold opening stop block pops up; and finally, controlling the die top plate and the front template to carry out secondary die assembly, wherein the bolt continuously moves in the limiting groove in the secondary die assembly process, and the limiting screw moves in the limiting cavity and returns to the initial state again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210090747.5A CN114474628A (en) | 2022-01-26 | 2022-01-26 | Mold opening and closing sequence control mechanism for injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210090747.5A CN114474628A (en) | 2022-01-26 | 2022-01-26 | Mold opening and closing sequence control mechanism for injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114474628A true CN114474628A (en) | 2022-05-13 |
Family
ID=81475143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210090747.5A Pending CN114474628A (en) | 2022-01-26 | 2022-01-26 | Mold opening and closing sequence control mechanism for injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114474628A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4207051A (en) * | 1979-01-11 | 1980-06-10 | Husky Injection Molding Systems Limited | Stripper mechanism for injection mold |
| FR2824288A1 (en) * | 2001-05-07 | 2002-11-08 | Hutchinson | Injection molding press includes cylinder carrying mold assemblies between fixed stations for injection, vulcanization and extraction |
| CA2874926A1 (en) * | 2007-10-23 | 2009-04-23 | Husky Injection Molding Systems Ltd. | Mold actuator stroke control |
| CN101733869A (en) * | 2008-11-21 | 2010-06-16 | 汉达精密电子(昆山)有限公司 | Positioning die opening mechanism |
| CN110355963A (en) * | 2019-07-01 | 2019-10-22 | 广东科龙模具有限公司 | A kind of preceding mould bullet block rear mold movable core,return core core puller sequence clasp mould mechanism |
| CN110919990A (en) * | 2019-12-30 | 2020-03-27 | 青岛海泰科模具有限公司 | Internal-drawing type double-color injection mold |
-
2022
- 2022-01-26 CN CN202210090747.5A patent/CN114474628A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4207051A (en) * | 1979-01-11 | 1980-06-10 | Husky Injection Molding Systems Limited | Stripper mechanism for injection mold |
| FR2824288A1 (en) * | 2001-05-07 | 2002-11-08 | Hutchinson | Injection molding press includes cylinder carrying mold assemblies between fixed stations for injection, vulcanization and extraction |
| CA2874926A1 (en) * | 2007-10-23 | 2009-04-23 | Husky Injection Molding Systems Ltd. | Mold actuator stroke control |
| CN101733869A (en) * | 2008-11-21 | 2010-06-16 | 汉达精密电子(昆山)有限公司 | Positioning die opening mechanism |
| CN110355963A (en) * | 2019-07-01 | 2019-10-22 | 广东科龙模具有限公司 | A kind of preceding mould bullet block rear mold movable core,return core core puller sequence clasp mould mechanism |
| CN110919990A (en) * | 2019-12-30 | 2020-03-27 | 青岛海泰科模具有限公司 | Internal-drawing type double-color injection mold |
Non-Patent Citations (3)
| Title |
|---|
| 曾育贤等: "三板注射模防碰撞机构设计", 《模具工业》 * |
| 王春艳等: "《塑料成型工艺与模具设计》", 28 February 2018, 机械工业出版社 * |
| 第四机械工业部标准化研究所: "《塑料模具设计》", 30 June 1974, 第四机械工业部标准化研究所出版 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111432996B (en) | Undercut processing mechanism, molding die, and molded article | |
| CN104875339A (en) | Inner core-pulling slider mechanism and mold thereof | |
| CN210733097U (en) | Installation stable form injection mold | |
| CN114474628A (en) | Mold opening and closing sequence control mechanism for injection mold | |
| CN216423320U (en) | Secondary core pulling structure for injection mold | |
| CN214188273U (en) | Front mold ejection structure | |
| CN108582702B (en) | Synchronous die sinking mechanism | |
| CN212097386U (en) | Bolt type clamping mechanism | |
| CN219191094U (en) | Mechanical locking device for injection mold | |
| CN212653791U (en) | High-precision energy-saving injection mold | |
| JP3161490B2 (en) | Mold equipment | |
| CN220390198U (en) | Structure for automatically cutting off side gate of rear mold slide block | |
| CN219133088U (en) | Sliding block locking device | |
| CN221112700U (en) | Triple mold locking mechanism of injection mold of automobile glove compartment | |
| CN114763006B (en) | Female die inner sliding block structure | |
| CN210851118U (en) | Compact structure type injection mold | |
| CN214448205U (en) | Secondary ejection type injection mold for flip products | |
| CN216758111U (en) | Ejection and internal shrinkage mechanism of die-casting die | |
| CN212666594U (en) | Injection mold provided with demolding mechanism | |
| CN214982775U (en) | Ejection structure of front mold lifter | |
| CN112140484B (en) | Slide block delay mechanism and mold | |
| CN219256336U (en) | Mould | |
| CN221233034U (en) | Ejection mechanism matched with die and secondary parting die | |
| CN214353975U (en) | Multi-plate mold opening mold | |
| CN220348961U (en) | Die linkage mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220513 |
|
| RJ01 | Rejection of invention patent application after publication |