CN112536989A - Automatic injection moulding die mechanism of car steering wheel - Google Patents
Automatic injection moulding die mechanism of car steering wheel Download PDFInfo
- Publication number
- CN112536989A CN112536989A CN202011346626.XA CN202011346626A CN112536989A CN 112536989 A CN112536989 A CN 112536989A CN 202011346626 A CN202011346626 A CN 202011346626A CN 112536989 A CN112536989 A CN 112536989A
- Authority
- CN
- China
- Prior art keywords
- steering wheel
- switch
- screw
- automatic injection
- rotatably connected
- 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
- 238000001746 injection moulding Methods 0.000 title claims abstract description 27
- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 230000000903 blocking effect Effects 0.000 claims description 11
- 230000006978 adaptation Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000013459 approach Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
-
- 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
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/58—Details
- B29C45/60—Screws
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Steering Controls (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of automobile part processing molds and discloses an automatic injection molding mold mechanism for an automobile steering wheel, which comprises a base, wherein the top of the base is rotatably connected with a lifting screw, the top of the lifting screw is rotatably connected with a top mold, the inside of the top mold is rotatably connected with a driving shaft, the bottom of the driving shaft is fixedly connected with a driving wheel, the inside of the top mold is rotatably connected with a driven shaft, the top of the driven shaft is fixedly connected with a driven wheel, and the top mold is rotatably connected with a switch screw. This automatic injection moulding mould mechanism of car steering wheel drives the displacement of switch frame through the switch screw rod, and the switch frame drives the displacement of jam piece, and the driving shaft drives the action wheel rotation simultaneously, and the action wheel drives from the driving wheel rotation, and it is rotatory to drive the driven shaft from the driving wheel, and the cooperation of mechanisms such as rethread flow screw rod is used to reach the automatic injection moulding's of multiple flow effect.
Description
Technical Field
The invention relates to the technical field of automobile part processing molds, in particular to an automatic injection molding mold mechanism for an automobile steering wheel.
Background
Along with the development of society, people's standard of living is constantly improving, various vehicles are also constantly developing and advancing, wherein the very big people's life that has facilitated of appearance of car, make people's trip more convenient, with people's the important steering wheel of longer contact time among the numerous parts of car, the use experience of people can be greatly improved to a steering wheel of feeling comfortable, increase people to the good sensitivity of vehicle, in the production of steering wheel, not only need consider the travelling comfort more need consider its stability and aesthetic property, comparatively complicated structure can only adopt injection moulding, but when injection moulding, often meet the problem that the mould injection flow is difficult to control, be difficult to separate with the mould after the shaping.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an automatic injection molding die mechanism for an automobile steering wheel, which has the advantages of automatic injection molding at various flow rates and automatic separation and lifting of finished products, and solves the problems that the injection flow rate of a die is difficult to control and the die is difficult to separate after molding.
(II) technical scheme
In order to realize the purposes of automatic injection molding of various flows and automatic separation and lifting of finished products, the invention provides the following technical scheme: an automatic injection molding mold mechanism of an automobile steering wheel comprises a base, wherein the top of the base is rotatably connected with a lifting screw, the top of the lifting screw is rotatably connected with a top mold, the inside of the top mold is rotatably connected with a driving shaft, the bottom of the driving shaft is fixedly connected with a driving wheel, the inside of the top mold is rotatably connected with a driven shaft, the top of the driven shaft is fixedly connected with a driven wheel, the top of the top mold is rotatably connected with a switch screw, the inside of the top mold is slidably connected with a switch frame, the top of the switch frame is slidably connected with a plugging block, the bottom of the plugging block is movably connected with a plugging spring, the inner thread of the switch frame is connected with an in-place inductor, the inside of the top mold is rotatably connected with a flow screw, the left side of the flow screw is fixedly connected with a rotating flange, the inside fixedly connected with detector of top mould, the inside swing joint of base has the hoisting frame, the top fixedly connected with lifting block of hoisting frame, the inside fixedly connected with guide post of hoisting frame, reset spring has been cup jointed in the outside of guide post.
Preferably, the base is internally provided with a rectangular groove matched with the lifting frame, the top of the base is provided with a circular groove matched with the steering wheel, and the base is internally provided with a threaded hole matched with the lifting screw.
Preferably, the inside of top mould is seted up with the rectangle spout of switch frame and flow slider adaptation, the bottom of top mould is seted up with the circular recess of steering wheel adaptation, the inside of top mould is seted up with the screw hole of lifting screw adaptation.
Preferably, the switch screw rod is composed of two screw rods with opposite spiral line directions, and each screw rod is matched with one group of switch frames.
Preferably, the inside of switch frame is seted up with the circular through-hole of top mould mouth adaptation of moulding plastics, the inside of switch frame is seted up with the circular recess that blocks up spring and jam piece adaptation, the switch frame is close to the screw hole of switch screw rod adaptation.
Preferably, the driving wheel and the driven wheel are in meshed connection.
Preferably, through holes with different openings are formed in the flow sliding block, and the flow sliding block is rotatably connected with the flow screw rod.
(III) advantageous effects
Compared with the prior art, the invention provides an automatic injection molding die mechanism for an automobile steering wheel, which has the following beneficial effects:
1. this automatic injection moulding mould mechanism of car steering wheel drives the displacement of switch frame through the switch screw rod, and the switch frame drives the displacement of jam piece, and the driving shaft drives the action wheel rotation simultaneously, and the action wheel drives from the driving wheel rotation, and it is rotatory to drive the driven shaft from the driving wheel, and the cooperation of mechanisms such as rethread flow screw rod is used to reach the automatic injection moulding's of multiple flow effect.
2. This automatic injection moulding die mechanism of car steering wheel drives the top mould through the lifting screw and rises, and the top mould drives the hoisting frame and rises, and the hoisting frame drives and lifts the piece and rise, and the cooperation of mechanisms such as rethread guide post and reset spring is used to reach autosegregation and lift off-the-shelf effect.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of a base structure according to the present invention;
FIG. 4 is a schematic diagram of a lift block structure according to the present invention.
In the figure: 1. a base; 2. a top mold; 3. a lifting screw; 4. a drive shaft; 5. a driving wheel; 6. a driven wheel; 7. a driven shaft; 8. a switch screw; 9. a switch frame; 10. a plugging block; 11. a blocking spring; 12. an in-place sensor; 13. rotating the flange; 14. a flow screw; 15. a flow slider; 16. a detector; 17. a hoisting frame; 18. a lifting block; 19. a guide post; 20. a return spring.
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, an automatic injection molding mold mechanism for a steering wheel of an automobile comprises a base 1, a rectangular groove matched with a lifting frame 17 is formed in the base 1, a circular groove matched with the steering wheel is formed in the top of the base 1, a threaded hole matched with a lifting screw 3 is formed in the base 1, the top of the base 1 is rotatably connected with the lifting screw 3, the top of the lifting screw 3 is rotatably connected with a top mold 2, a rectangular sliding groove matched with a switch frame 9 and a flow slider 15 is formed in the top mold 2, a circular groove matched with the steering wheel is formed in the bottom of the top mold 2, a threaded hole matched with the lifting screw 3 is formed in the top mold 2, a driving shaft 4 is rotatably connected in the top mold 2, a driving wheel 5 is fixedly connected to the bottom of the driving shaft 4, and the driving wheel 5 is meshed with a driven wheel 6, the inside of the top die 2 is rotatably connected with a driven shaft 7, the top of the driven shaft 7 is fixedly connected with a driven wheel 6, the top die 2 is rotatably connected with a switch screw 8, the switch screw 8 is composed of two screws with opposite spiral line directions, each screw is matched with a group of switch frames 9, the inside of the top die 2 is slidably connected with a switch frame 9, the inside of the switch frame 9 is provided with a circular through hole matched with an injection port of the top die 2, the inside of the switch frame 9 is provided with a circular groove matched with a blocking spring 11 and a blocking block 10, the switch frame 9 is close to a threaded hole matched with the switch screw 8, the top of the switch frame 9 is slidably connected with a blocking block 10, the bottom of the blocking block 10 is movably connected with the blocking spring 11, the inside of the switch frame 9 is connected with an in-place inductor 12 in a threaded manner, the inside of the top die 2 is, the inside swing joint of top mould 2 has flow slider 15, the through-hole that the opening differs is seted up to the inside of flow slider 15, flow slider 15 rotates with flow screw rod 14 to be connected, the inside fixedly connected with detector 16 of top mould 2, the inside swing joint of base 1 has hoisting frame 17, the top fixedly connected with of hoisting frame 17 lifts piece 18, the inside fixedly connected with guide post 19 of hoisting frame 17, reset spring 20 has been cup jointed in the outside of guide post 19.
The working principle is as follows: when the invention is needed to be used for producing a steering wheel blank injection molding piece, the base 1 and the top mold 2 are closed, the switch screw 8 is rotated, the switch screw 8 drives the switch frame 9 to displace, the switch frame 9 drives the blocking block 10 to separate from an injection port of the top mold 2, the blocking block 10 drives the blocking spring 11 to compress, the switch frame 9 approaches to each other, the in-place sensor 12 approaches to the switch screw 8, the switch screw 8 stops rotating after the in-place sensor 12 senses the in-place, the circular through hole in the switch frame 9 aligns to the injection port, the rotating flange 13 is rotated, the rotating flange 13 drives the flow screw 14 to rotate, the flow screw 14 drives the flow slider 15 to displace, the flow through hole is adjusted according to the display effect of the detector 16, thereby achieving the effects of various flow control and automatic injection molding, the lifting screw 3 is rotated reversely, the lifting screw 3 drives the top mold 2 to lift, the top mould 2 drives the driven shaft 7 to rise, the top mould 2 drives the lifting frame 17 to rise, under the action of the guide post 19 and the reset spring 20, the lifting frame 17 drives the lifting block 18 to rise, the lifting block 18 drives the steering wheel blank to rise, and the steering wheel blank is separated from the base 1, so that the effect of automatically separating and lifting a finished product is achieved.
Having shown and described embodiments of the present invention, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an automatic injection moulding die mechanism of car steering wheel, includes base (1), its characterized in that: the top of the base (1) is rotatably connected with a lifting screw (3), the top of the lifting screw (3) is rotatably connected with a top mold (2), the inside of the top mold (2) is rotatably connected with a driving shaft (4), the bottom of the driving shaft (4) is fixedly connected with a driving wheel (5), the inside of the top mold (2) is rotatably connected with a driven shaft (7), the top of the driven shaft (7) is fixedly connected with a driven wheel (6), the top mold (2) is rotatably connected with a switch screw (8), the inside of the top mold (2) is slidably connected with a switch frame (9), the top of the switch frame (9) is slidably connected with a plugging block (10), the bottom of the plugging block (10) is movably connected with a plugging spring (11), and the inside of the switch frame (9) is connected with an in-place inductor (12) through threads, the inside of top mould (2) is rotated and is connected with flow screw rod (14), the left side fixedly connected with rotary flange (13) of flow screw rod (14), the inside swing joint of top mould (2) has flow slider (15), the inside fixedly connected with detector (16) of top mould (2), the inside swing joint of base (1) has hoisting frame (17), the top fixedly connected with of hoisting frame (17) lifts piece (18), the inside fixedly connected with guide post (19) of hoisting frame (17), reset spring (20) have been cup jointed in the outside of guide post (19).
2. The automatic injection molding mold mechanism for the steering wheel of the automobile according to claim 1, characterized in that: the inside of base (1) is seted up with the rectangular channel of hoisting frame (17) adaptation, the circular recess with the steering wheel adaptation is seted up at the top of base (1), the screw hole with lifting screw (3) adaptation is seted up to the inside of base (1).
3. The automatic injection molding mold mechanism for the steering wheel of the automobile according to claim 1, characterized in that: the inside of top mould (2) is provided with a rectangular sliding groove matched with the switch frame (9) and the flow slider (15), the bottom of the top mould (2) is provided with a circular groove matched with the steering wheel, and the inside of the top mould (2) is provided with a threaded hole matched with the lifting screw (3).
4. The automatic injection molding mold mechanism for the steering wheel of the automobile according to claim 1, characterized in that: the switch screw rod (8) is composed of two screw rods with opposite spiral line directions, and each screw rod is matched with one group of switch frames (9).
5. The automatic injection molding mold mechanism for the steering wheel of the automobile according to claim 1, characterized in that: the round through hole matched with the injection molding opening of the top mold (2) is formed in the switch frame (9), the round groove matched with the blocking spring (11) and the blocking block (10) is formed in the switch frame (9), and the switch frame (9) is close to the threaded hole matched with the switch screw rod (8).
6. The automatic injection molding mold mechanism for the steering wheel of the automobile according to claim 1, characterized in that: the driving wheel (5) is meshed with the driven wheel (6).
7. The automatic injection molding mold mechanism for the steering wheel of the automobile according to claim 1, characterized in that: the flow slider (15) is internally provided with through holes with different openings, and the flow slider (15) is rotationally connected with the flow screw (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011346626.XA CN112536989A (en) | 2020-11-26 | 2020-11-26 | Automatic injection moulding die mechanism of car steering wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011346626.XA CN112536989A (en) | 2020-11-26 | 2020-11-26 | Automatic injection moulding die mechanism of car steering wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112536989A true CN112536989A (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011346626.XA Pending CN112536989A (en) | 2020-11-26 | 2020-11-26 | Automatic injection moulding die mechanism of car steering wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112536989A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116811293A (en) * | 2023-06-21 | 2023-09-29 | 广东众森实业发展有限公司 | Automatic change hot briquetting mould of unloading formula carbon fiber automotive interior spare |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006297936A (en) * | 2005-04-22 | 2006-11-02 | Schreck Kunststofftechnik Gmbh | Opening/closing device for injection nozzle in injection molding tool |
| CN103552214A (en) * | 2013-11-12 | 2014-02-05 | 大连众益工业技术有限公司 | Instant flow control type automatic finished product falling device |
| CN207105481U (en) * | 2017-08-08 | 2018-03-16 | 深圳市鹏准模具有限公司 | Injection mold cold runner governor motion |
| CN207825342U (en) * | 2018-02-02 | 2018-09-07 | 江西行新汽车科技有限公司 | A kind of injection-moulding device of the steering wheel processing convenient for feeding |
| CN108673838A (en) * | 2018-06-14 | 2018-10-19 | 滁州迪蒙德模具制造有限公司 | A kind of controllable refrigerator drawer part injection mold of flow |
| CN210161527U (en) * | 2019-03-11 | 2020-03-20 | 重庆亿杰电子有限责任公司 | Injection molding machine is with nozzle that has filtration |
| CN210308792U (en) * | 2019-07-11 | 2020-04-14 | 青岛恒创模塑有限公司 | Composite extrusion die for automobile decoration strip |
| CN210758975U (en) * | 2019-10-12 | 2020-06-16 | 东莞捷盈精密硅胶科技有限公司 | Mould of adjustable injecting glue flow |
| CN211492635U (en) * | 2019-12-27 | 2020-09-15 | 青岛泰丰模具有限公司 | Injection mold is used in production of refrigerator drawer |
-
2020
- 2020-11-26 CN CN202011346626.XA patent/CN112536989A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006297936A (en) * | 2005-04-22 | 2006-11-02 | Schreck Kunststofftechnik Gmbh | Opening/closing device for injection nozzle in injection molding tool |
| CN103552214A (en) * | 2013-11-12 | 2014-02-05 | 大连众益工业技术有限公司 | Instant flow control type automatic finished product falling device |
| CN207105481U (en) * | 2017-08-08 | 2018-03-16 | 深圳市鹏准模具有限公司 | Injection mold cold runner governor motion |
| CN207825342U (en) * | 2018-02-02 | 2018-09-07 | 江西行新汽车科技有限公司 | A kind of injection-moulding device of the steering wheel processing convenient for feeding |
| CN108673838A (en) * | 2018-06-14 | 2018-10-19 | 滁州迪蒙德模具制造有限公司 | A kind of controllable refrigerator drawer part injection mold of flow |
| CN210161527U (en) * | 2019-03-11 | 2020-03-20 | 重庆亿杰电子有限责任公司 | Injection molding machine is with nozzle that has filtration |
| CN210308792U (en) * | 2019-07-11 | 2020-04-14 | 青岛恒创模塑有限公司 | Composite extrusion die for automobile decoration strip |
| CN210758975U (en) * | 2019-10-12 | 2020-06-16 | 东莞捷盈精密硅胶科技有限公司 | Mould of adjustable injecting glue flow |
| CN211492635U (en) * | 2019-12-27 | 2020-09-15 | 青岛泰丰模具有限公司 | Injection mold is used in production of refrigerator drawer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116811293A (en) * | 2023-06-21 | 2023-09-29 | 广东众森实业发展有限公司 | Automatic change hot briquetting mould of unloading formula carbon fiber automotive interior spare |
| CN116811293B (en) * | 2023-06-21 | 2024-01-23 | 广东众森实业发展有限公司 | Automatic change hot briquetting mould of unloading formula carbon fiber automotive interior spare |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210323 |