CN112477028B - Dead lever link gear of loosing core - Google Patents
Dead lever link gear of loosing core Download PDFInfo
- Publication number
- CN112477028B CN112477028B CN202011191916.1A CN202011191916A CN112477028B CN 112477028 B CN112477028 B CN 112477028B CN 202011191916 A CN202011191916 A CN 202011191916A CN 112477028 B CN112477028 B CN 112477028B
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- Prior art keywords
- template
- movable
- fixed
- gear
- middle position
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Classifications
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- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/44—Removing or ejecting moulded articles for undercut articles
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- 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
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
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- 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
- 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
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
- B29C2045/336—Cam drives
Abstract
The invention discloses a fixed rod core-pulling linkage mechanism which comprises a movable template and a fixed template, wherein a movable die is arranged on one side of the movable template close to the fixed template, a through hole is formed in the middle position of one end of the front surface of the movable template, guide rails are arranged at the edges of the top and the bottom of one end of the front surface of the movable template, an installation seat is arranged in the middle position of one end of each guide rail, a gear A is arranged on the inner side of the installation seat, and rotating shafts are arranged at the top and the bottom of one end of the front surface of the movable template; according to the invention, through the mutual matching of the fixed rod, the teeth, the gear A, the gear B, the rotating shaft and the cam, the thrust for driving the fixed rod to move left and right during mold opening is converted into the rotating force of the cam, and the position of the baffle is limited, so that the core pulling effect is realized, the synchronous operation of demolding and core pulling is realized, the operation efficiency is improved, the subsequent procedures are reduced, and the production cost is reduced.
Description
Technical Field
The invention relates to the technical field of mold core pulling mechanisms, in particular to a fixed rod core pulling linkage mechanism.
Background
An injection molding machine is also known as an injection molding machine or an injection machine. The main molding equipment is used for manufacturing thermoplastic plastics or thermosetting plastics into plastic products with various shapes by utilizing a plastic molding die, and the injection molding die belongs to a part of an injection molding machine;
the existing injection molding process has the following defects:
1. in the existing injection mold, core pulling and mold opening and closing steps are usually relatively independent, the operation process is complicated, a subsequent treatment procedure is added, and the increase of the production cost is further implied;
2. the stability in the operation process of loosing core of back pass is lower, can cause the injury to the product of production, and then has reduced the quality of product.
Disclosure of Invention
The invention aims to provide a fixed rod core-pulling linkage mechanism to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a fixed rod core pulling linkage mechanism comprises a movable mold plate and a fixed mold plate, wherein a movable mold is arranged on one side, close to the fixed mold plate, of the movable mold plate, a through hole is formed in the middle position of the front end of the movable mold plate, guide rails are arranged at the edges of the top and the bottom of the front end of the movable mold plate, a mounting seat is arranged at the middle position of one end of each guide rail, a gear A is arranged on the inner side of the mounting seat, rotating shafts are arranged on the top and the bottom of the front end of the movable mold plate, a gear B is arranged at one end, close to the movable mold plate, of the outer side of each rotating shaft and meshed with the gear A, a cam is arranged at one end, far away from the movable mold plate, of the outer side of each rotating shaft, a groove is formed in the middle position of the inner part of the movable mold plate, a connecting rod is arranged at the middle position of the inner part of the groove, a top plate is arranged on one side of the connecting rod, and a connecting plate is arranged at the middle position of the front end of the connecting rod, and the connecting plate runs through the outside that the through-hole extends to the movable mould board, one side of connecting plate is provided with the outer tube, one side that the fixed die plate was kept away from to the positive one end of movable mould board is provided with interior loop bar, interior loop bar and outer tube are mutually supported, and the outside cover of institute interior loop bar is equipped with the spring, the top and the bottom in the outer tube outside all are provided with the baffle, the baffle is mutually supported with the cam, one side that the fixed die plate is close to the movable mould board is provided with the cover half, cover half and the mutual adaptation of movable mould, the top and the bottom of the positive one end of fixed die plate all are provided with the dead lever, and are two sets of one side that the dead lever is close to each other all evenly is provided with tooth, tooth and gear A intermeshing.
Preferably, the fixing rod is in threaded connection with the fixed template through a screw.
Preferably, the outer side of the baffle is sleeved with a rubber sleeve.
Preferably, the top and the bottom of one side of the movable template and the fixed template which are far away from each other are provided with connecting seats.
Preferably, the movable mould plate is provided with a mounting groove at the middle position close to one side of the fixed mould plate, and the mounting groove is matched with the top plate.
Preferably, a material injection pipe is arranged at the middle position of one side of the fixed die plate, which is far away from the movable die plate.
Compared with the prior art, the invention has the beneficial effects that:
1. through the mutual matching of the fixed rod, the teeth, the gear A, the gear B, the rotating shaft and the cam, the thrust for driving the fixed rod to move left and right during die opening is converted into the rotating force of the cam, and the position of the baffle is limited, so that the core pulling effect is realized, the synchronous operation of demolding and core pulling is realized, the operation efficiency is improved, the subsequent procedures are reduced, and the production cost is reduced;
2. through mutually supporting of connecting rod, recess, connecting plate, outer tube, through-hole, spring to the effect of loosing core is carried out to the elastic potential energy of spring, and the operation is more stable.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a front cross-sectional view of a moving platen according to the present invention;
fig. 3 is an enlarged view of fig. 1 at a.
In the figure: 1. moving the template; 2. a guide rail; 3. fixing the rod; 4. a mounting seat; 5. a gear A; 6. fixing a template; 7. fixing a mold; 8. moving the mold; 9. teeth; 10. a gear B; 11. a connecting rod; 12. a rotating shaft; 13. a groove; 14. a top plate; 15. a connecting plate; 16. an outer sleeve; 17. a cam; 18. a baffle plate; 19. a through hole; 20. a spring; 21. an inner loop bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an embodiment: a fixed rod core-pulling linkage mechanism comprises a movable template 1 and a fixed template 6, wherein a movable mold 8 is arranged on one side, close to the fixed template 6, of the movable template 1;
the top and the bottom of one side, far away from each other, of the movable template 1 and the fixed template 6 are provided with connecting seats, so that the movable template and the fixed template can be conveniently connected with starting force or an installation piece;
a mounting groove is formed in the middle of one side, close to the fixed die plate 6, of the movable die plate 1, and the mounting groove is matched with the top plate 14, so that the top plate 14 can be conveniently accommodated;
a material injection pipe is arranged at the middle position of one side of the fixed die plate 6, which is far away from the movable die plate 1, and is used for connecting with a front injection system and injecting the melted plastic into a die cavity of the die;
a through hole 19 is arranged at the middle position of one end of the front surface of the movable mould plate 1, guide rails 2 are arranged at the edges of the top and the bottom of one end of the front surface of the movable mould plate 1, a mounting seat 4 is arranged at the middle position of one end of each guide rail 2, a gear A5 is arranged on the inner side of the mounting seat 4, rotating shafts 12 are arranged at the top and the bottom of one end of the front surface of the movable mould plate 1, a gear B10 is arranged at one end of the outer side of each rotating shaft 12 close to the movable mould plate 1, a gear B10 is meshed with the gear A5, a cam 17 is arranged at one end of the outer side of each rotating shaft 12 far away from the movable mould plate 1, a groove 13 is arranged at the middle position of the inner part of the movable mould plate 1, a connecting rod 11 is arranged at the middle position of the inner part of the groove 13, a top plate 14 is arranged at one side of the connecting rod 11, a connecting plate 15 is arranged at the middle position of one end of the front surface of the connecting rod 11, the connecting plate 15 extends to the outer sleeve 16 through the through hole 19, an inner loop bar 21 is arranged on one side of one end of the front surface of the movable template 1, which is far away from the fixed template 6, the inner loop bar 21 is matched with the outer sleeve 16, a spring 20 is sleeved on the outer side of the inner loop bar 21, and baffles 18 are arranged at the top and the bottom of the outer side of the outer sleeve 16;
the rubber sleeve is sleeved on the outer side of the baffle 18 to prevent the baffle 18 and the cam 17 from colliding with each other, so that the mute effect is achieved;
the baffle 18 is matched with the cam 17 and comprises a movable template 1 and a fixed template 6, and a movable mold 8 is arranged on one side of the movable template 1 close to the fixed template 6;
a fixed die 7 is arranged on one side, close to the movable die plate 1, of the fixed die plate 6, the fixed die 7 is matched with the movable die 8, and fixing rods 3 are arranged at the top and the bottom of one end of the front face of the fixed die plate 6;
the fixed rod 3 is in threaded connection with the fixed template 6 through a screw, so that the fixed rod 3 is convenient to disassemble and assemble;
The working principle is as follows: this core pulling link gear is when using, when at first opening the mould, the actuating mechanism of injection molding machine drives movable mould board 1 when removing to fixed mould board 6, tooth 9 through installing evenly setting in fixed lever 3 on fixed mould board 6 drives gear A5 and rotates, drive gear B10 through gear A5 and rotate, drive axis of rotation 12 through gear B10 and rotate, drive cam 17 anticlockwise rotation through axis of rotation 12, and then remove the suppression power to baffle 18, the elastic potential energy through spring 20 drives outer tube 16 and removes in the outside of inner loop pole 21, thereby drive connecting rod 11 and drive roof 14 in the inside of recess 13 and carry out the propelling movement to the material, the propelling movement power that removes about with fixed lever 3 drives connecting rod 11 and realizes the effect of loosing core.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (6)
1. The utility model provides a dead lever link gear of loosing core, includes movable mould board (1) and fixed die plate (6), its characterized in that: one side of the movable template (1) close to the fixed template (6) is provided with a movable mold (8), the middle position of the front end of the movable template (1) is provided with a through hole (19), the edges of the top and the bottom of the front end of the movable template (1) are provided with guide rails (2), the middle position of one end of each guide rail (2) is provided with a mounting seat (4), the inner side of each mounting seat (4) is provided with a gear A (5), the top and the bottom of the front end of the movable template (1) are provided with rotating shafts (12), one end of the outer side of each rotating shaft (12) close to the movable template (1) is provided with a gear B (10), the gear B (10) is meshed with the gear A (5), one end of the outer side of each rotating shaft (12) far away from the movable template (1) is provided with a cam (17), the middle position of the inner part of the movable template (1) is provided with a groove (13), the middle position of the interior of the groove (13) is provided with a connecting rod (11), one side of the connecting rod (11) is provided with a top plate (14), the middle position of the front one end of the connecting rod (11) is provided with a connecting plate (15), the connecting plate (15) penetrates through a through hole (19) and extends to the outside of the movable template (1), one side of the connecting plate (15) is provided with an outer sleeve (16), one side of the front one end of the movable template (1), which is far away from the fixed template (6), is provided with an inner sleeve rod (21), the inner sleeve rod (21) is matched with the outer sleeve (16), the outer side of the inner sleeve rod (21) is sleeved with a spring (20), the top and the bottom of the outer sleeve (16) are both provided with a baffle (18), the baffle (18) is matched with a cam (17), one side of the fixed template (6), which is close to the movable template (1), is provided with a fixed template (7), cover half (7) and movable mould (8) mutual adaptation, the top and the bottom of the positive one end of cover half board (6) all are provided with dead lever (3), and are two sets of one side that dead lever (3) are close to each other all evenly is provided with tooth (9), tooth (9) and gear A (5) intermeshing.
2. The dead lever core pulling linkage mechanism of claim 1, characterized in that: the fixed rod (3) is in threaded connection with the fixed template (6) through a screw.
3. The dead lever core pulling linkage mechanism of claim 1, characterized in that: the outer side of the baffle (18) is sleeved with a rubber sleeve.
4. The dead lever core pulling linkage mechanism of claim 1, characterized in that: and connecting seats are arranged at the top and the bottom of one side, far away from each other, of the movable template (1) and the fixed template (6).
5. The dead lever core pulling linkage mechanism of claim 1, characterized in that: the middle position of the movable mould plate (1) close to one side of the fixed mould plate (6) is provided with a mounting groove, and the mounting groove is matched with the top plate (14) mutually.
6. The dead lever core pulling linkage mechanism of claim 1, characterized in that: and a material injection pipe is arranged at the middle position of one side of the fixed template (6) far away from the movable template (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011191916.1A CN112477028B (en) | 2020-10-30 | 2020-10-30 | Dead lever link gear of loosing core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011191916.1A CN112477028B (en) | 2020-10-30 | 2020-10-30 | Dead lever link gear of loosing core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112477028A CN112477028A (en) | 2021-03-12 |
| CN112477028B true CN112477028B (en) | 2022-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011191916.1A Active CN112477028B (en) | 2020-10-30 | 2020-10-30 | Dead lever link gear of loosing core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112477028B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113524601A (en) * | 2021-07-17 | 2021-10-22 | 陈发进 | Double-color TPU injection triangular mold for disc machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201800203U (en) * | 2010-09-21 | 2011-04-20 | 台州市黄岩西诺模具有限公司 | Interlocking core drawing mechanism of movable mold plate of injection molding machine |
| CN209888074U (en) * | 2019-05-21 | 2020-01-03 | 淮安信息职业技术学院 | Automatic ejection mechanism of injection mold |
| CN210705690U (en) * | 2019-10-09 | 2020-06-09 | 淮安华邦精密机械有限公司 | Double-color toothbrush rotating shaft forming die |
| CN111605144A (en) * | 2020-06-02 | 2020-09-01 | 付欢欢 | Novel thread side core-pulling injection mold |
-
2020
- 2020-10-30 CN CN202011191916.1A patent/CN112477028B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201800203U (en) * | 2010-09-21 | 2011-04-20 | 台州市黄岩西诺模具有限公司 | Interlocking core drawing mechanism of movable mold plate of injection molding machine |
| CN209888074U (en) * | 2019-05-21 | 2020-01-03 | 淮安信息职业技术学院 | Automatic ejection mechanism of injection mold |
| CN210705690U (en) * | 2019-10-09 | 2020-06-09 | 淮安华邦精密机械有限公司 | Double-color toothbrush rotating shaft forming die |
| CN111605144A (en) * | 2020-06-02 | 2020-09-01 | 付欢欢 | Novel thread side core-pulling injection mold |
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| Publication number | Publication date |
|---|---|
| CN112477028A (en) | 2021-03-12 |
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