CN214137114U - Die for machining main gear of motor - Google Patents
Die for machining main gear of motor Download PDFInfo
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- CN214137114U CN214137114U CN202022857926.6U CN202022857926U CN214137114U CN 214137114 U CN214137114 U CN 214137114U CN 202022857926 U CN202022857926 U CN 202022857926U CN 214137114 U CN214137114 U CN 214137114U
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Abstract
The utility model discloses a mould is used in processing of motor master gear, including two die carriers, two the opposite face difference fixedly connected with of die carrier goes up the mould lower mould, two the four corners department of die carrier opposite face all is provided with the guide, the die cavity has all been seted up to the opposite face of going up mould and lower mould, the centre bore has been seted up to the die cavity inner diapire of lower mould, and the inner wall of centre bore rotates through the bearing and is connected with the threaded rod, the cavity has been seted up to the inside of lower mould, and the inner diapire of cavity rotates through carousel bearing and is connected with first bevel gear. According to the die for processing the main gear of the motor, the rack, the first bevel gear, the second bevel gear, the rotating gear and the threaded rod are arranged, so that the rack drives the second bevel gear to rotate and the first bevel gear drives the threaded rod to rotate in the upward movement process of the upper die, the threaded rod is used for driving the injection-molded main gear to move upward and demould, secondary processing is not needed, and the production efficiency is effectively improved.
Description
Technical Field
The utility model relates to a gear injection mold technical field specifically is a mould is used in processing of motor master gear.
Background
The automobile headlight dimming motor gear is a plastic motor with threads in the middle and is mainly formed by injection molding through an injection mold.
When the existing die is used for producing the gear, the forming column can be arranged on the inner wall of the die cavity, the through hole is reserved after the forming, the processing of the threaded hole is carried out after the forming, and the production efficiency is greatly reduced due to the mode of secondary processing.
Therefore, we propose a die for processing the main gear of the motor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mould is used in processing of motor master gear to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a die for processing a motor master gear comprises two die frames, wherein opposite surfaces of the two die frames are respectively and fixedly connected with an upper die and a lower die, four corners of the opposite surfaces of the two die frames are respectively provided with a guide piece, the opposite surfaces of the upper die and the lower die are both provided with a die cavity, the inner bottom wall of the die cavity of the lower die is provided with a central hole, and the inner wall of the central hole is rotationally connected with a threaded rod through a bearing, the lower die is internally provided with a cavity, and the inner bottom wall of the cavity is rotationally connected with a first bevel gear through a turntable bearing seat, the upper surface of the first bevel gear is fixedly connected with a rotating column, the side surface of the lower die is provided with a through hole extending to the inner wall of the cavity, and the inner wall of the through hole is rotatably connected with a rotating shaft through a bearing, two ends of the rotating shaft are respectively and fixedly connected with a rotating gear and a second bevel gear, and the side surface of the upper die is fixedly connected with a rack meshed with the rotating gear.
Preferably, the top end of the rotating column is fixedly connected with the bottom end of the threaded rod.
Preferably, the first bevel gear is in meshed connection with the second bevel gear.
Preferably, the step hole has been seted up to the die cavity inner bottom wall of lower mould, and the inner wall sliding connection in step hole has the ejector pin, the solid fixed ring of inner wall fixedly connected with of cavity, the fixed orifices has been seted up to solid fixed ring's upper surface, and the inner wall rotation of fixed orifices is connected with driven gear, the outer fixed surface of rotation post is connected with and driven gear meshed's driving gear.
Preferably, the upper surface of the driven gear is provided with a threaded groove, the bottom of the outer surface of the ejector rod is provided with an external threaded groove, and the inner wall of the threaded groove is in threaded connection with the inner wall of the external threaded groove.
Preferably, the number of the driven gears and the ejector rods is two, and the two driven gears are symmetrically arranged in front of and behind the driving gear.
Advantageous effects
The utility model provides a mould is used in processing of motor master gear possesses following beneficial effect:
1. according to the die for processing the main gear of the motor, the rack, the first bevel gear, the second bevel gear, the rotating gear and the threaded rod are arranged, so that the rack drives the second bevel gear to rotate and the first bevel gear drives the threaded rod to rotate in the upward movement process of the upper die, the threaded rod is used for driving the injection-molded main gear to move upward and demould, secondary processing is not needed, and the production efficiency is effectively improved.
2. According to the die for processing the main gear of the motor, the driving gear, the driven gear and the ejector rod are arranged, so that the driving gear drives the driven gear to rotate by the rotation of the rotating column, the ejector rod is driven to move upwards to eject the processed main gear, the main gear is demoulded, and meanwhile the ejector rod moves downwards to be hidden in a step hole by the downward movement of the upper die.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;
FIG. 2 is a schematic side sectional view of the present invention;
fig. 3 is a schematic side view of the present invention.
In the figure: the die set comprises a die set 1, an upper die 2, a lower die 3, a guide 4, a threaded rod 5, a first bevel gear 6, a rotating column 7, a rotating shaft 8, a rotating gear 9, a second bevel gear 10, a rack 11, a push rod 12, a fixed ring 13, a driven gear 14 and a driving gear 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a mould is used in processing of motor master gear, including two die carriers 1, 2 lower moulds 3 on the opposite face difference fixedly connected with of two die carriers 1, the four corners department of two die carriers 1 opposite faces all is provided with guide 4, the die cavity has all been seted up to the opposite face of going up mould 2 and lower mould 3, the centre bore has been seted up to the die cavity inner bottom wall of lower mould 3, and the inner wall of centre bore rotates through the bearing and is connected with threaded rod 5, the cavity has been seted up to the inside of lower mould 3, and the inner bottom wall of cavity rotates through carousel bearing frame and is connected with first bevel gear 6, the last fixed surface of first bevel gear 6 is connected with column 7, the top of column 7 and the bottom fixed connection of threaded rod 5.
The side surface of the lower die 3 is provided with a through hole extending to the inner wall of the cavity, the inner wall of the through hole is rotatably connected with a rotating shaft 8 through a bearing, two ends of the rotating shaft 8 are respectively and fixedly connected with a rotating gear 9 and a second bevel gear 10, a first bevel gear 6 is meshed with the second bevel gear 10, the side surface of the upper die 2 is fixedly connected with a rack 11 meshed with the rotating gear 9, through the arrangement of the rack 11, the first bevel gear 6, the second bevel gear 10, the rotating gear 9 and the threaded rod 5, the rack 11 is convenient to drive the second bevel gear 10 to rotate in the upward movement process of the upper die 2, the first bevel gear 6 drives the threaded rod 5 to rotate, the main gear for injection molding is driven to move upward and mold stripping by the threaded rod 5, secondary processing is not needed, and the production efficiency is effectively improved.
The inner wall of the cavity of the lower die 3 is provided with a stepped hole, the inner wall of the stepped hole is connected with an ejector rod 12 in a sliding manner, the inner wall of the cavity is fixedly connected with a fixing ring 13, the upper surface of the fixing ring 13 is provided with a fixing hole, the inner wall of the fixing hole is connected with a driven gear 14 in a rotating manner, the number of the driven gears 14 and the number of the ejector rods 12 are two, the two driven gears 14 are symmetrically arranged in front of and behind a driving gear 15, the outer surface of a rotating column 7 is fixedly connected with the driving gear 15 meshed with the driven gear 14, the upper surface of the driven gear 14 is provided with a threaded groove, the bottom of the outer surface of the ejector rod 12 is provided with an outer threaded groove, the inner wall of the threaded groove is in threaded connection with the inner wall of the outer threaded groove, through the arrangement of the driving gear 15, the driven gear 14 and the ejector rod 12, the rotating of the rotating column 7 is convenient to drive the driving gear 15 to rotate the ejector rod 12 to move upwards to eject the processed main gear, so as to assist the demoulding of the main gear, and at the same time, the upper mould 2 moves downwards to enable the ejector rod 12 to move downwards to be hidden in the step hole.
The working principle is as follows: when the die for processing the motor main gear is used, the die is arranged on an injection molding machine, then raw materials are injected into the die, after the die is cooled, an upper die 2 moves upwards, a rack 11 drives a rotating gear 9 to rotate, a second bevel gear 10 drives a first bevel gear 6 to rotate and drives a threaded rod 5 to rotate, the rotation of the threaded rod 5 enables a motor main gear which is used for injection molding to move upwards, a rotating column 7 enables a driving gear 15 to drive a driven gear 14 to rotate, a mandril 12 assists the threaded rod 5 to eject the motor main gear, then the motor main gear is taken out, the upper die 2 descends, the rack 11 drives the rotating gear 9 to rotate reversely, the mandril 12 moves downwards and is hidden in a step hole, next injection molding is carried out, secondary processing is not needed by using the die for processing the motor main gear, and the production efficiency is effectively improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these 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 (6)
1. The utility model provides a mould is used in processing of motor master gear, includes two die carriers (1), its characterized in that: the die comprises two die carriers (1), wherein opposite surfaces of the two die carriers (1) are fixedly connected with an upper die (2) and a lower die (3) respectively, four corners of the opposite surfaces of the two die carriers (1) are provided with a guide part (4), opposite surfaces of the upper die (2) and the lower die (3) are provided with die cavities respectively, the inner bottom wall of each die cavity of the lower die (3) is provided with a center hole, the inner wall of each center hole is rotatably connected with a threaded rod (5) through a bearing, the inner bottom wall of each cavity is rotatably connected with a first bevel gear (6) through a turntable bearing seat, the upper surface of each first bevel gear (6) is fixedly connected with a rotating column (7), the side surface of each lower die (3) is provided with a through hole extending to the inner wall of each cavity, the inner wall of each through hole is rotatably connected with a rotating shaft (8) through a bearing, and two ends of each rotating shaft (8) are fixedly connected with a rotating gear (9) and a second bevel gear (10) respectively, and a rack (11) meshed with the rotating gear (9) is fixedly connected to the side surface of the upper die (2).
2. The die for machining a main gear of a motor according to claim 1, wherein: the top end of the rotating column (7) is fixedly connected with the bottom end of the threaded rod (5).
3. The die for machining a main gear of a motor according to claim 1, wherein: the first bevel gear (6) is in meshed connection with the second bevel gear (10).
4. The die for machining a main gear of a motor according to claim 1, wherein: the step hole has been seted up to the die cavity inner bottom wall of lower mould (3), and the inner wall sliding connection in step hole has ejector pin (12), the solid fixed ring of inner wall fixedly connected with (13) of cavity, the fixed orifices has been seted up to the upper surface of solid fixed ring (13), and the inner wall of fixed orifices rotates and is connected with driven gear (14), the outer fixed surface of rotation post (7) is connected with driving gear (15) with driven gear (14) meshing.
5. The die for machining a main gear of a motor according to claim 4, wherein: the upper surface of the driven gear (14) is provided with a threaded groove, the bottom of the outer surface of the ejector rod (12) is provided with an external thread groove, and the inner wall of the threaded groove is in threaded connection with the inner wall of the external thread groove.
6. The die for machining a main gear of a motor according to claim 4, wherein: the number of the driven gears (14) and the number of the push rods (12) are two, and the two driven gears (14) are symmetrically arranged in front of and behind the driving gear (15).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022857926.6U CN214137114U (en) | 2020-12-02 | 2020-12-02 | Die for machining main gear of motor |
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CN202022857926.6U CN214137114U (en) | 2020-12-02 | 2020-12-02 | Die for machining main gear of motor |
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CN214137114U true CN214137114U (en) | 2021-09-07 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114454440A (en) * | 2021-12-17 | 2022-05-10 | 丹阳市逸帆电子有限公司 | Special injection mold of high strength injection mold board |
CN116237439A (en) * | 2022-12-15 | 2023-06-09 | 南京雨硕机械有限公司 | Goods shelves support piece compacting equipment |
-
2020
- 2020-12-02 CN CN202022857926.6U patent/CN214137114U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114454440A (en) * | 2021-12-17 | 2022-05-10 | 丹阳市逸帆电子有限公司 | Special injection mold of high strength injection mold board |
CN116237439A (en) * | 2022-12-15 | 2023-06-09 | 南京雨硕机械有限公司 | Goods shelves support piece compacting equipment |
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