CN211440980U - Screw thread drawing driver - Google Patents
Screw thread drawing driver Download PDFInfo
- Publication number
- CN211440980U CN211440980U CN201921932926.9U CN201921932926U CN211440980U CN 211440980 U CN211440980 U CN 211440980U CN 201921932926 U CN201921932926 U CN 201921932926U CN 211440980 U CN211440980 U CN 211440980U
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- driving gear
- shaft
- worm
- rotating
- driving
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Abstract
The utility model relates to a screw thread drawing driver, which comprises a driving gear shaft, a rotating worm and a driving gear, wherein the driving gear shaft comprises a driving gear and a driving shaft, the driving gear is fixedly connected on the driving shaft, a convex key is arranged at the front end part of the driving shaft, the rotating worm comprises a connecting shaft and a worm, the worm is fixedly connected with the front end part of the connecting shaft, a key groove is arranged at the rear end part of the connecting shaft corresponding to the convex key, the convex key is clamped in the key slot, the driving gear is sleeved on the worm and comprises a rotating gear and a rotating sleeve, wherein, the central position of the rotating gear is provided with an insertion hole, the rotating sleeve is inserted in the insertion hole, the rotating sleeve is provided with internal threads, the internal thread is meshed with the external thread of the worm, and the driving gear shaft, the rotating worm and the driving gear rotate along the same axis.
Description
Technical Field
The utility model relates to a driver especially indicates an use and is used for the drive and accomplishes the screw thread drive of taking out the screw thread action in injection mold.
Background
Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like. The working principle is that at a certain temperature, the plastic material which is completely melted is stirred by a screw, injected into a die cavity by high pressure, cooled and solidified to obtain a molded product. The method is suitable for mass production of parts with complex shapes, and is one of important processing methods.
In the process of producing a product by using a mold, if a thread structure is arranged on the product, the mold opening can not be carried out by using the traditional mold opening method, the existing thread-drawing method adopts a motor to drive a gear set so as to drive an axis to rotate and finish the thread-drawing action, but the traditional thread-drawing method has the defects of complex structure, low thread-drawing efficiency and the like, which is the main defect of the traditional technology.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical scheme who adopts does: the utility model provides a take out screw thread driver, its includes driving gear axle, rotates worm and drive gear, and wherein, this driving gear axle includes driving gear and driving shaft, and this driving gear fixed connection is on this driving shaft, and this driving gear and this driving shaft rotate along the same axis, are provided with the convex key at the front end of this driving shaft.
The rotating worm comprises a connecting shaft and a worm, the worm is fixedly connected to the front end portion of the connecting shaft, the connecting shaft and the worm rotate along the same axis, a key groove is formed in the rear end portion of the connecting shaft corresponding to the convex key, the convex key is clamped in the key groove, and the driving gear shaft and the rotating worm rotate along the same axis.
The driving gear is sleeved on the worm and comprises a rotating gear and a rotating sleeve, wherein a jack is formed in the center of the rotating gear, the rotating sleeve is inserted into the jack, an internal thread is arranged in the rotating sleeve and meshed with an external thread of the worm, and the driving gear shaft, the rotating worm and the driving gear rotate along the same axis.
The utility model has the advantages that: the utility model discloses an this driving gear axle of each part among this screw thread driver, this rotation worm and this drive gear rotate along the same axis, simultaneously, directly carry out the transmission through the form of keyway, connection key between the three and connect, and it has transmission simple structure, and transmission efficiency is higher, the characteristics that the fault rate is low.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the passive thread rolling-out device of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic view of the exploded structure of the present invention.
Fig. 4 is an exploded schematic view of the passive thread rolling-out device of the present invention.
Fig. 5 is a schematic sectional view of the present invention.
Detailed Description
As shown in fig. 1 to 5, a thread-extracting driver 100, the thread-extracting driver 100 is simultaneously engaged with a plurality of the passive thread extractors 200.
The thread-drawing driver 100 drives a plurality of the passive thread extractors 200 to operate simultaneously, so that the passive thread extractors 200 complete the operation of rotating and drawing threads.
The thread-drawing driver 100 includes a driving gear shaft 110, a rotating worm 120 and a driving gear 130, wherein the driving gear shaft 110 includes a driving gear 111 and a driving shaft 112, and the driving gear 111 is fixedly connected to the driving shaft 112.
In one embodiment, the driving gear 111 is fixedly coupled to an end of the driving shaft 112.
The driving gear 111 and the driving shaft 112 rotate along the same axis.
A boss key 113 is provided at the tip end of the drive shaft 112.
The rotating worm 120 includes a connecting shaft 121 and a worm 122, the worm 122 is fixedly connected to a front end portion of the connecting shaft 121, the connecting shaft 121 and the worm 122 rotate along the same axis, a key groove 123 is formed at a rear end portion of the connecting shaft 121 corresponding to the protruding key 113, and the protruding key 113 is clamped in the key groove 123.
The driving gear shaft 110 and the rotating worm 120 rotate along the same axis.
The driving gear 130 is sleeved on the worm 122, the driving gear 130 includes a rotating gear 131 and a rotating sleeve 132, wherein an insertion hole 133 is formed in the center of the rotating gear 131, and the rotating sleeve 132 is inserted into the insertion hole 133.
In practical applications, key slots are formed in both the insertion hole 133 and the rotating sleeve 132, and the connecting key 134 is engaged with the insertion hole 133 and the key slot of the rotating sleeve 132, so that the rotating gear 131 is engaged with the rotating sleeve 132 via the connecting key 134.
The rotating sleeve 132 has an internal thread formed therein, which is engaged with the external thread of the worm 122.
The driving gear shaft 110, the rotating worm 120 and the driving gear 130 rotate along the same axis.
The utility model discloses an this driving gear shaft 110 of each part in this screw driver 100, this rotation worm 120 and this drive gear 130 rotate along the same axis, simultaneously, directly carry out the transmission through the form of keyway, connecting key between the three and connect, and it has transmission simple structure, and transmission efficiency is higher, the characteristics that the fault rate is low.
The utility model discloses a when this take out screw thread driver 100 work, this driving gear 111 direct meshing of this driving gear axle 110 is on the power output shaft of motor, by this driving gear axle 110 rotation of motor drive and finally drive this drive gear 130 through this rotation worm 120 and rotate.
The passive thread extractor 200 includes a fixing base 210 and a threaded shaft 220, wherein the threaded shaft 220 is rotatably inserted into the fixing base 210, and the spatial position of the threaded shaft 220 is fixed by the fixing base 210.
The screw shaft 220 is provided with a screw forming portion 230 and a rotary tooth 240, wherein the screw forming portion 230 is located at a front end portion of the screw shaft 220, and when a product is injection-molded by using a mold, the product is formed at the screw forming portion 230.
The rotary teeth 240 are engaged with the rotary gear 131 of the driving gear 130, and the thread forming part 230 and the rotary teeth 240 rotate along the same axis.
In practical implementation, the transverse width of the rotary teeth 240 is greater than the transverse width of the rotary gear 131.
Claims (4)
1. A thread extraction driver, comprising: comprises a driving gear shaft, a rotating worm and a driving gear, wherein the driving gear shaft comprises a driving gear and a driving shaft, the driving gear is fixedly connected to the driving shaft, the driving gear and the driving shaft rotate along the same axis, a convex key is arranged at the front end part of the driving shaft,
the rotating worm comprises a connecting shaft and a worm, the worm is fixedly connected with the front end part of the connecting shaft, the connecting shaft and the worm rotate along the same axis, a key groove is arranged at the rear end part of the connecting shaft corresponding to the convex key, the convex key is clamped in the key groove, the driving gear shaft and the rotating worm rotate along the same axis,
the driving gear is sleeved on the worm and comprises a rotating gear and a rotating sleeve, wherein a jack is formed in the center of the rotating gear, the rotating sleeve is inserted into the jack, an internal thread is arranged in the rotating sleeve and meshed with an external thread of the worm, and the driving gear shaft, the rotating worm and the driving gear rotate along the same axis.
2. A threadable driver according to claim 1, wherein: the driving gear is fixedly connected with the end part of the driving shaft.
3. A threadable driver according to claim 1, wherein: all be provided with the keyway on this jack and this rotate the cover, connect the key joint in this jack and this keyway of this rotation cover.
4. A threadable driver according to claim 1, wherein: the driving gear of the driving gear shaft is directly engaged on the power output shaft of the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921932926.9U CN211440980U (en) | 2019-11-11 | 2019-11-11 | Screw thread drawing driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921932926.9U CN211440980U (en) | 2019-11-11 | 2019-11-11 | Screw thread drawing driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211440980U true CN211440980U (en) | 2020-09-08 |
Family
ID=72315856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921932926.9U Active CN211440980U (en) | 2019-11-11 | 2019-11-11 | Screw thread drawing driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211440980U (en) |
-
2019
- 2019-11-11 CN CN201921932926.9U patent/CN211440980U/en active Active
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