CN111958921A - A mould for producing plastics gear - Google Patents
A mould for producing plastics gear Download PDFInfo
- Publication number
- CN111958921A CN111958921A CN202010830487.1A CN202010830487A CN111958921A CN 111958921 A CN111958921 A CN 111958921A CN 202010830487 A CN202010830487 A CN 202010830487A CN 111958921 A CN111958921 A CN 111958921A
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- China
- Prior art keywords
- groove
- mold
- die
- rotating
- producing
- 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.)
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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
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
- B29C45/2606—Guiding or centering means
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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
- B29C45/1756—Handling of moulds or mould parts, e.g. mould exchanging means
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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
- B29C45/2608—Mould seals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2015/00—Gear wheels or similar articles with grooves or projections, e.g. control knobs
- B29L2015/003—Gears
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a die for producing plastic gears, which comprises a lower die and an injection hole, wherein a module is fixed at the top of the lower die, an operation groove is formed in the module, an installation block is fixed in the operation groove, an electric motor is installed on one side of the installation block, a rotating rod is connected to one side of the electric motor, and a vibrating block is connected to one side of the rotating rod. This a mould for producing plastic gear is provided with the electric motor during operation and can drives the rotary rod and rotate, the rotary rod can drive the vibrating mass when rotating and rotate, the vibrating mass can drive electric motor when rotating and vibrate, the electric motor can drive the installation piece during vibration and vibrate, can drive the module during vibration of installation piece and vibrate, can vibrate the plastic solution of mould inslot portion during the module vibration, can shake the inside bubble of plastic solution brokenly when plastic solution produces the vibration, can avoid inside production bubble when making things convenient for plastic gear to produce.
Description
Technical Field
The invention relates to the technical field of mechanical part production equipment, in particular to a mold for producing a plastic gear.
Background
Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power. The use of gears in transmissions has long emerged. At the end of the 19 th century, the principle of generating the cutting method and the successive appearance of special machine tools and cutters for cutting teeth by using the principle pay attention to the running stability of gears along with the development of production. The existing gear is usually made of metal by casting, and the plastic gear can reduce cost and weight, but the plastic gear can rub against the metal middle shaft when running at high speed to cause gear abrasion, and the plastic gear can generate heat and soften when running at high speed to seriously affect the service life of the plastic gear.
The mould for producing the plastic gear on the market at present has many defects, bubbles are easily generated in the plastic gear, and the mould is inconvenient to fix, so that the technology for improving the structure of the mould for producing the plastic gear is urgently needed in the market to perfect the equipment.
Disclosure of Invention
The invention aims to provide a mold for producing plastic gears, which aims to solve the problems that the mold for producing the plastic gears in the market has many defects, bubbles are easily generated in the plastic gears, and the mold is inconvenient to fix, wherein the defects are provided by the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a mold for producing a plastic gear, comprising a lower mold having a mold block fixed to the top thereof, and an injection hole, wherein,
an operation groove is formed in the module, an installation block is fixed in the operation groove, an electric motor is installed on one side of the installation block, a rotary rod is connected to one side of the electric motor, a vibrating block is connected to one side of the rotary rod, a connecting rod is fixed to the top of the lower die, a middle die is arranged on the top of the lower die, a guide groove is formed in one side of the middle die close to the connecting rod, seal grooves are formed in the upper side and the lower side of the middle die close to the guide groove, and a die groove is formed in the middle die close to the module;
an upper die is arranged on one side of the middle grinding tool, sealing rings are fixed on two sides of the upper die and the lower die, close to the sealing groove, a connecting groove is formed in the upper die, close to the connecting rod, and an extrusion groove is formed in one side of the upper die, close to the connecting groove.
Preferably, a rotating structure is formed between the electric motor and the vibrating mass through a rotating rod.
Preferably, the connecting rod, the guide groove and the connecting groove are provided with four groups, and the diameter of the connecting rod and the diameter of the guide groove are the same as the diameter of the connecting groove.
Preferably, the sealing groove and the sealing ring are arranged in two groups, the sealing groove and the sealing ring are in a ring shape, and the size of the sealing groove is slightly smaller than that of the sealing ring.
Preferably, four groups of extrusion grooves and four groups of rotating blocks are arranged, and the size of the extrusion grooves is matched with the size of the lower parts of the rotating blocks.
Preferably, four groups of rotating blocks and connecting rods are arranged.
Preferably, one side of the connecting rod is provided with threads, and the rotating block is in threaded connection with the connecting rod.
Preferably, one side of the connecting rod close to the extrusion groove is connected with a rotating block, and the injection hole close to the mold groove is formed in the upper mold.
Compared with the prior art, the invention has the beneficial effects that: this a mould for producing plastic gear:
1. the electric motor can drive the rotating rod to rotate when working, the rotating rod can drive the vibrating block to rotate when rotating, the vibrating block can drive the electric motor to vibrate when rotating, the electric motor can drive the mounting block to vibrate when vibrating, the mounting block can drive the module to vibrate when vibrating, the module can vibrate plastic solution in the die groove when vibrating, and bubbles in the plastic solution can be vibrated to break when the plastic solution vibrates, so that the plastic gear can be prevented from generating bubbles inside when being produced conveniently;
2. the device is provided with a guide groove which can be butted with a connecting rod by pulling a middle grinding tool, the guide groove is butted with the connecting rod and can pull an upper die to drive a connecting groove to be butted with the connecting rod, a sealing groove can be driven to be butted with a sealing ring when the lower die, the middle grinding tool and the upper die are assembled, a rotating block can be rotated to perform threaded sliding with the connecting rod when the sealing groove is butted with the sealing ring, the rotating block can be moved to the inside of an extrusion groove when the rotating block is in threaded, when the rotating block moves into the extrusion groove, the rotating block can extrude the extrusion groove, the extrusion groove can drive the sealing ring to extrude the sealing groove when being extruded, the sealing ring can generate deformation through self rubber material when being extruded, when the sealing ring is extruded into the sealing groove, the sealing groove can be sealed by the sealing ring, so that the lower die, the middle die and the upper die can be conveniently extruded and assembled.
Drawings
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is a schematic top view of the cross-sectional structure of the present invention;
FIG. 3 is an enlarged view of part A of the present invention;
FIG. 4 is an enlarged view of the part B of the present invention.
In the figure: 1. a lower mold; 2. a module; 3. an operation slot; 4. mounting blocks; 5. an electric motor; 6. rotating the rod; 7. vibrating the block; 8. a connecting rod; 9. a middle grinder; 10. a guide groove; 11. a sealing groove; 12. a mold slot; 13. an upper mold; 14. a seal ring; 15. connecting grooves; 16. extruding a groove; 17. rotating the block; 18. and (4) injection holes.
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. 1-4, the present invention provides a technical solution: a mold for producing plastic gears comprises a lower mold 1, a mold block 2, an operating groove 3, a mounting block 4, an electric motor 5, a rotating rod 6, a vibrating block 7, a connecting rod 8, a middle grinding tool 9, a guide groove 10, a sealing groove 11, a mold groove 12, an upper mold 13, a sealing ring 14, a connecting groove 15, an extrusion groove 16, a rotating block 17 and an injection hole 18, wherein the mold block 2 is fixed at the top of the lower mold 1,
an operation groove 3 is formed in the module 2, an installation block 4 is fixed in the operation groove 3, an electric motor 5 is installed on one side of the installation block 4, and a rotary structure is formed between the electric motor 5 and a vibrating block 7 through a rotary rod 6;
the electric motor 5 can drive the rotating rod 6 to rotate when working, the rotating rod 6 can drive the vibrating block 7 to rotate when rotating, the vibrating block 7 can drive the electric motor 5 to vibrate when rotating, the electric motor 5 can drive the mounting block 4 to vibrate when vibrating, the rotating rod 6 is connected to one side of the electric motor 5, the vibrating block 7 is connected to one side of the rotating rod 6, and the connecting rod 8 is fixed at the top of the lower die 1;
four groups of connecting rods 8, guide grooves 10 and connecting grooves 15 are arranged, the diameter of each connecting rod 8 and the diameter of each guide groove 10 are the same as the diameter of each connecting groove 15 in size, the guide grooves 10 and the connecting rods 8 can be driven to be in butt joint by pulling the middle grinding tool 9, and the upper dies 13 can be pulled to drive the connecting grooves 15 and the connecting rods 8 to be in butt joint by the guide grooves 10 and the connecting rods 8;
the top of the lower die 1 is provided with a middle grinding tool 9, one side of the middle grinding tool 9 close to the connecting rod 8 is provided with a guide groove 10, the upper side and the lower side of the middle grinding tool 9 close to the guide groove 10 are provided with two groups of sealing grooves 11, the sealing grooves 11 and the sealing rings 14 are in the same ring shape, and the size of each sealing groove 11 is slightly smaller than that of each sealing ring 14;
the extrusion groove 16 can drive the sealing ring 14 to extrude the sealing groove 11 when being extruded, the sealing ring 14 can deform through self rubber materials when being extruded, the sealing groove 11 can be sealed by the sealing ring 14 when the sealing ring 14 is extruded into the sealing groove 11, and a die groove 12 is formed in the middle grinding tool 9 close to the module 2;
an upper die 13 is arranged on one side of the middle grinding tool 9, sealing rings 14 are fixed on two sides of the upper die 13 and the lower die 1 which are close to the sealing groove 11, a connecting groove 15 is formed in the upper die 13 which is close to the connecting rod 8, an extrusion groove 16 is formed in one side of the upper die 13 which is close to the connecting groove 15, four groups of the extrusion grooves 16 and the rotating block 17 are arranged, and the size of each extrusion groove 16 is matched with the size of the lower part of the rotating block 17;
when the rotary block 17 moves to the inside back of extrusion groove 16, the rotary block 17 can extrude the extrusion groove 16, and the extrusion groove 16 can drive the sealing ring 14 to extrude the sealing groove 11 when extruded, and is close to the extrusion groove 16 one side of the connecting rod 8 is connected with the rotary block 17, the rotary block 17 is provided with four groups with the connecting rod 8, and one side of the connecting rod 8 is provided with threads, and is connected with the connecting rod 8 through threads, and the sealing groove 11 can rotate the rotary block 17 to perform threaded sliding with the connecting rod 8 when in butt joint with the sealing ring 14, and can move to the inside of the extrusion groove 16 when in threaded sliding of the rotary block 17, and is close to the mold groove 12 the injection hole 18 is opened inside the upper mold 13.
The working principle is as follows: when the mold for producing the plastic gear is used, firstly, the mold for producing the plastic gear needs to be simply known, when the mold is used, the middle grinding tool 9 is pulled to drive the guide groove 10 to be butted with the connecting rod 8, the guide groove 10 is butted with the connecting rod 8 to drive the upper mold 13 to drive the connecting groove 15 to be butted with the connecting rod 8, and when the lower mold 1, the middle grinding tool 9 and the upper mold 13 are assembled, the sealing groove 11 can be driven to be butted with the sealing ring 14;
when the sealing groove 11 is butted with the sealing ring 14, the rotating block 17 can be rotated to perform threaded sliding with the connecting rod 8, the rotating block 17 can be moved into the extrusion groove 16 when the rotating block 17 slides in a threaded manner, and after the rotating block 17 moves into the extrusion groove 16, the rotating block 17 can extrude the extrusion groove 16;
the sealing ring 14 can be driven to extrude the sealing groove 11 when the extrusion groove 16 is extruded, the sealing ring 14 can be deformed by a rubber material of the sealing ring 14 when being extruded, and the sealing groove 11 can be sealed by the sealing ring 14 when the sealing ring 14 is extruded into the sealing groove 11;
after the lower die 1, the middle die 9 and the upper die 13 are assembled, plastic solution can be conveyed into the die groove 12 through the injection hole 18, the electric motor 5 can drive the rotating rod 6 to rotate when working during injection molding of the plastic solution, and the vibrating block 7 can be driven to rotate when the rotating rod 6 rotates;
vibrating mass 7 can drive electric motor 5 during can rotating and vibrate, can drive installation piece 4 during the vibration of electric motor 5, can drive module 2 during the vibration of installation piece 4 and vibrate, can vibrate the inside plastic solution of mould groove 12 during the module 2 vibrates, can shake the bubble of the inside plastic solution brokenly when the plastic solution produces the vibration, and the content that does not make detailed description in this description belongs to the known prior art of the professional skilled in the art in this field.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. A mold for producing plastic gears, comprising a lower mold (1) and an injection hole (18), characterized in that: a module (2) is fixed on the top of the lower die (1), wherein,
an operation groove (3) is formed in the module (2), an installation block (4) is fixed in the operation groove (3), an electric motor (5) is installed on one side of the installation block (4), a rotary rod (6) is connected to one side of the electric motor (5), a vibrating block (7) is connected to one side of the rotary rod (6), a connecting rod (8) is fixed to the top of the lower die (1), a middle die (9) is arranged on the top of the lower die (1), a guide groove (10) is formed in one side of the middle die (9) close to the connecting rod (8), sealing grooves (11) are formed in the upper side and the lower side of the middle die (9) close to the guide groove (10), and a die groove (12) is formed in the middle die (9) close to the module (2);
middle part grinding apparatus (9) one side is provided with upper portion mould (13), is close to seal groove (11) upper portion mould (13) and lower part mould (1) both sides are fixed with sealing washer (14), are close to connecting rod (8) spread groove (15) have been seted up to upper portion mould (13) inside, are close to spread groove (15) extrusion groove (16) have been seted up to upper portion mould (13) one side.
2. A mold for producing a plastic gear according to claim 1, wherein: and a rotating structure is formed between the electric motor (5) and the vibrating block (7) through a rotating rod (6).
3. A mold for producing a plastic gear according to claim 1, wherein: the connecting rods (8), the guide grooves (10) and the connecting grooves (15) are provided with four groups, and the diameters of the connecting rods (8) and the guide grooves (10) are the same as the diameter of the connecting grooves (15).
4. A mold for producing a plastic gear according to claim 1, wherein: the sealing groove (11) and the sealing ring (14) are provided with two groups, the sealing groove (11) and the sealing ring (14) are in the shape of a ring, and the size of the sealing groove (11) is slightly smaller than that of the sealing ring (14).
5. A mold for producing a plastic gear according to claim 1, wherein: four groups of extrusion grooves (16) and four groups of rotating blocks (17) are arranged, and the size of the extrusion grooves (16) is matched with the size of the lower part of the rotating blocks (17).
6. A mold for producing a plastic gear according to claim 1, wherein: four groups of rotating blocks (17) and connecting rods (8) are arranged.
7. A mold for producing a plastic gear according to claim 6, wherein: and one side of the connecting rod (8) is provided with threads, and the rotating block (17) is in threaded connection with the connecting rod (8).
8. A mold for producing a plastic gear according to claim 1, wherein: one side of the connecting rod (8) close to the extrusion groove (16) is connected with a rotating block (17), and the injection hole (18) close to the die groove (12) is arranged in the upper die (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010830487.1A CN111958921A (en) | 2020-08-18 | 2020-08-18 | A mould for producing plastics gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010830487.1A CN111958921A (en) | 2020-08-18 | 2020-08-18 | A mould for producing plastics gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111958921A true CN111958921A (en) | 2020-11-20 |
Family
ID=73387734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010830487.1A Pending CN111958921A (en) | 2020-08-18 | 2020-08-18 | A mould for producing plastics gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111958921A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030088662A (en) * | 2002-05-14 | 2003-11-20 | 현대자동차주식회사 | Apparatus for preventing occurring of air bubble in molding process |
| JP2006297738A (en) * | 2005-04-20 | 2006-11-02 | Aisin Chem Co Ltd | Injection molding mold and injection molding method |
| CN101786334A (en) * | 2009-12-30 | 2010-07-28 | 大连理工大学 | Intra-die assembling and injection moulding method for plastic external gear set |
| CN107571471A (en) * | 2017-10-31 | 2018-01-12 | 常熟市江诚模具有限公司 | A kind of plastic mould with vibrating function |
| CN108501314A (en) * | 2018-03-07 | 2018-09-07 | 柴建华 | A kind of plastic gear injection mold |
| CN208247254U (en) * | 2018-03-20 | 2018-12-18 | 泉州恒荣机械设备有限公司 | A kind of plastic mould with vibrating function |
| CN209224454U (en) * | 2018-12-07 | 2019-08-09 | 苏州启点机械有限公司 | A kind of engineering plastic gear injection mold |
| CN209426059U (en) * | 2018-12-07 | 2019-09-24 | 深圳市聚源成达科技有限公司 | A kind of plastic cement products injection molding apparatus has the mold for shaking bubble function out |
| CN209812875U (en) * | 2019-01-04 | 2019-12-20 | 深圳市超众机械设备有限公司 | Vibrating dynamic mechanical die |
-
2020
- 2020-08-18 CN CN202010830487.1A patent/CN111958921A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030088662A (en) * | 2002-05-14 | 2003-11-20 | 현대자동차주식회사 | Apparatus for preventing occurring of air bubble in molding process |
| JP2006297738A (en) * | 2005-04-20 | 2006-11-02 | Aisin Chem Co Ltd | Injection molding mold and injection molding method |
| CN101786334A (en) * | 2009-12-30 | 2010-07-28 | 大连理工大学 | Intra-die assembling and injection moulding method for plastic external gear set |
| CN107571471A (en) * | 2017-10-31 | 2018-01-12 | 常熟市江诚模具有限公司 | A kind of plastic mould with vibrating function |
| CN108501314A (en) * | 2018-03-07 | 2018-09-07 | 柴建华 | A kind of plastic gear injection mold |
| CN208247254U (en) * | 2018-03-20 | 2018-12-18 | 泉州恒荣机械设备有限公司 | A kind of plastic mould with vibrating function |
| CN209224454U (en) * | 2018-12-07 | 2019-08-09 | 苏州启点机械有限公司 | A kind of engineering plastic gear injection mold |
| CN209426059U (en) * | 2018-12-07 | 2019-09-24 | 深圳市聚源成达科技有限公司 | A kind of plastic cement products injection molding apparatus has the mold for shaking bubble function out |
| CN209812875U (en) * | 2019-01-04 | 2019-12-20 | 深圳市超众机械设备有限公司 | Vibrating dynamic mechanical die |
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Application publication date: 20201120 |
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| RJ01 | Rejection of invention patent application after publication |