CN205578452U - Screw rod of moulding plastics and vehicle controller structure thereof - Google Patents
Screw rod of moulding plastics and vehicle controller structure thereof Download PDFInfo
- Publication number
- CN205578452U CN205578452U CN201620330601.3U CN201620330601U CN205578452U CN 205578452 U CN205578452 U CN 205578452U CN 201620330601 U CN201620330601 U CN 201620330601U CN 205578452 U CN205578452 U CN 205578452U
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- CN
- China
- Prior art keywords
- screw rod
- screw
- annular knurl
- diameter
- injection
- 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.)
- Expired - Fee Related
Links
- 229920003023 plastic Polymers 0.000 title abstract description 6
- 239000004033 plastic Substances 0.000 title abstract description 6
- 238000000465 moulding Methods 0.000 title abstract 3
- 238000002347 injection Methods 0.000 claims abstract description 45
- 239000007924 injection Substances 0.000 claims abstract description 45
- 239000002184 metal Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a screw rod of moulding plastics and vehicle controller structure thereof belongs to vehicle generator regulator technical field, and this screw rod includes the screw rod body, and the one end of screw rod body is equipped with the screw thread, still including setting gradually screw rod accessory body, annular knurl and the riveting boss at the screw rod body other end, the coaxial setting of screw rod accessory body is cylindricly at screw rod body lower extreme, screw rod body, screw rod accessory body, the round column diameter of screw rod accessory body is less than the round column diameter of screw rod body, the coaxial setting of annular knurl is cylindric at screw rod accessory body lower extreme, annular knurl, the round column diameter of annular knurl is the same with the round column diameter of screw rod body, is equipped with a plurality of straight burrs that are parallel to each other on the annular knurl, the coaxial setting of riveting boss is cylindric at annular knurl lower extreme, riveting boss, the round column diameter of riveting boss is less than the round column diameter of screw rod body. The screw rod of should moulding plastics can prevent that it from taking place during the atress to rotate on injection structure, guarantee the stability of quality in the regulator use, avoids the product to rotate and becomes invalid.
Description
Technical field
This utility model relates to a kind of injection screw, is specifically related to a kind of injection screw and automobile regulator structure thereof, belongs to automobile
Dynamo governor technical field.
Background technology
As shown in Figure 1 and Figure 2, it includes that screw body 1, one end of screw body 1 are provided with spiral shell to existing actuator screw-rod structure
Stricture of vagina 2, the other end is that hexagonal connects end 3, is arranged on controller structure by the hexagonal end of thread 3.But it is molded at controller structure
Time, use hexagonal connection end to install in the plastic, vehicle in use often because of screw rod radial rotating or come off, causes
Product failure thus vehicle cannot normally use.
Summary of the invention
The problem existed for above-mentioned prior art, this utility model provides a kind of injection screw, it can be prevented at injection structure
Rotate during upper stress, it is ensured that the quality stability during actuator use, it is to avoid product rotates and lost efficacy.It addition, also carry
Supply the automobile regulator structure equipped with above-mentioned injection screw.
To achieve these goals, a kind of injection screw that this utility model uses, including screw body, described screw body
One end is provided with screw thread, also includes being successively set on the screw rod accessory body of the screw body other end, annular knurl and riveting boss；
Described screw rod accessory body is co-axially located at screw body lower end, and screw body, screw rod accessory body are cylindric, described screw pair
The body diameter of body is less than the body diameter of screw body；
Described annular knurl is co-axially located at screw rod accessory body lower end, and annular knurl is cylindric, the body diameter of described annular knurl and screw body
Body diameter is identical, and annular knurl is provided with some straight burrs being parallel to each other；
Described riveting boss is co-axially located at annular knurl lower end, and riveting boss is cylindric, and the body diameter of described riveting boss is less than
The body diameter of screw body.
As improvement, the body diameter of described riveting boss is less than the body diameter of screw rod accessory body.
As improvement, the body diameter 3cm less than the body diameter of screw body of described screw rod accessory body.
As improvement, a diameter of 8.8cm of described annular knurl, height is 4.8cm.
As improvement, a diameter of 3.8cm of described riveting boss, height is 1.7cm.
It addition, this utility model additionally provides a kind of automobile regulator structure, equipped with described in any of the above-described item in this controller structure
Injection screw.
Compared with prior art, the beneficial effects of the utility model are:
1) injection screw of the present utility model is by using the body diameter design less than screw body body diameter of screw rod accessory body,
Form the design of axial anticreep low water in screw body lower end, can prevent injection screw from axially coming off, it is ensured that injection screw is at injection knot
Fastness on structure is axial；
2) knurling structure design is used, it is ensured that injection screw is arranged on injection structure, radial rotating does not occur during use or comes off,
The vehicle avoiding product failure and cause cannot normally use, and additionally knurling structure is compared with existing hexagonal structure, at same size
Under the conditions of, the long-pending surface area than hexagonal of knurled surface increases by 44%, and i.e. after injection, the contact area of screw rod and plastics increases, thus
Screw rod rotation stress in the plastic can more averagely be disperseed, and unit are stress reduces, and the firm intensity of screw rod strengthens, at spiral shell
The normal locking of bar rotates the probability of inefficacy and is reduced to zero during using, be prevented effectively from because during using, screw rod rotation causes product
Product scrap the generation of situation, and its cost savings are up to more than 30%；
3) injection screw is provided with the riveting boss coordinated with metal connecting sheet in injection structure, it is ensured that screw rod is with metal connecting sheet even
The stability connect, improves yield and the quality of product.
Accompanying drawing explanation
Fig. 1 is existing actuator screw-rod structure schematic diagram；
Fig. 2 is the top view connecting end in Fig. 1；
Fig. 3 is injection screw structural representation of the present utility model；
Fig. 4 is the structure top view of annular knurl in Fig. 3；
Fig. 5 is this utility model injection screw scheme of installation on injection structure.
In figure: 1, screw body, 2, screw thread, 3, hexagonal connect end, 4, screw rod accessory body, 41, anticreep low water, 5, annular knurl,
6, riveting boss, 7, injection structure.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage of greater clarity, below by accompanying drawing and embodiment, right
This utility model is further elaborated.However, it should be understood that specific embodiment described herein is only in order to explain this
Utility model, is not limited to scope of the present utility model.It should be noted that when element be referred to as " being fixed on " another
Element, it can be directly on another element or can also there is element placed in the middle.When an element is considered as " connection "
Another element, it can be directly connected to another element or may be simultaneously present centering elements.Art used herein
Language " on ", D score and similar expression for illustrative purposes only.
As shown in Fig. 3, Fig. 4 and Fig. 5, a kind of injection screw, including screw body 1, one end of described screw body 1 is provided with
Screw thread 2, also includes being successively set on the screw rod accessory body 4 of screw body 1 other end, annular knurl 5 and riveting boss 6；
Described screw rod accessory body 4 is co-axially located at screw body 1 lower end, and screw body 1, screw rod accessory body 4 are cylindric, institute
State the body diameter body diameter less than screw body 1 of screw rod accessory body 4；
Described annular knurl 5 is co-axially located at screw rod accessory body 4 lower end, and annular knurl 5 is cylindric, the body diameter of described annular knurl 5 and spiral shell
The body diameter of bar body 1 is identical, and annular knurl 5 is provided with some straight burrs being parallel to each other, and described straight burr is longitudinally disposed；
Described riveting boss 6 is co-axially located at annular knurl 5 lower end, and riveting boss 6 is cylindric, the cylinder of described riveting boss 6
Diameter is less than the body diameter of screw body 1.
As the improvement of embodiment, the body diameter of described riveting boss 6, less than the body diameter of screw rod accessory body 4, makes riveting convex
Platform 6 is effectively connected with metal connecting sheet in injection structure.
As the improvement of embodiment, the body diameter 3cm less than the body diameter of screw body 1 of described screw rod accessory body 4, so that
Screw rod accessory body 4, relative to screw body 1 lower end, produces a ring-type axial anticreep low water 41, can by this anticreep low water 41
Prevent injection screw from axially coming off, it is ensured that injection screw fastness on injection structure 7 is axial.
As the improvement of embodiment, a diameter of 8.8cm of described annular knurl 5, height is 4.8cm, and reasonable in design is the fullest
Foot injection screw installation steadiness requirement on injection structure 7.
As the improvement of embodiment, a diameter of 3.8cm of described riveting boss 6, height is 1.7cm, reasonable in design.
It addition, this utility model additionally provides a kind of automobile regulator structure, equipped with described in any of the above-described item in this controller structure
Injection screw.
During use, this injection structure 7 loading electromotor, then installs generator protection cover, then short-circuit protection detecting connects sheet
This injection screw of rear loading, finally re-uses nut check on screw thread 2.
Leave the design of axial anticreep low water on injection screw of the present utility model, can prevent injection screw from axially coming off, it is ensured that injection
Screw rod fastness on injection structure 7 is axial；Annular knurl 5 is used to design, it is ensured that injection screw does not occurs on injection structure 7
Radial rotating or come off, it is to avoid product failure and cause vehicle to use normally；Injection screw be provided with in injection structure
The riveting boss 6 that metal connecting sheet coordinates, it is ensured that the stability that screw rod is connected with metal connecting sheet, improve the yield of product with
Quality.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all new in this practicality
Any amendment, equivalent or the improvement etc. made within the spirit of type and principle, should be included in protection model of the present utility model
Within enclosing.
Claims (6)
1. an injection screw, including screw body (1), one end of described screw body (1) is provided with screw thread (2), and it is special
Levy and be, also include being successively set on the screw rod accessory body (4) of screw body (1) other end, annular knurl (5) and riveting boss (6)；
Described screw rod accessory body (4) is co-axially located at screw body (1) lower end, and screw body (1), screw rod accessory body (4) are
Cylindric, the body diameter of described screw rod accessory body (4) is less than the body diameter of screw body (1)；
Described annular knurl (5) is co-axially located at screw rod accessory body (4) lower end, and annular knurl (5) is cylindric, described annular knurl (5)
Body diameter is identical with the body diameter of screw body (1), and annular knurl (5) is provided with some straight burrs being parallel to each other；
Described riveting boss (6) is co-axially located at annular knurl (5) lower end, and riveting boss (6) is cylindric, described riveting boss
(6) body diameter is less than the body diameter of screw body (1).
A kind of injection screw the most according to claim 1, it is characterised in that the body diameter of described riveting boss (6)
Body diameter less than screw rod accessory body (4).
A kind of injection screw the most according to claim 1 and 2, it is characterised in that the cylinder of described screw rod accessory body (4)
Diameter is than the little 3cm of body diameter of screw body (1).
A kind of injection screw the most according to claim 1, it is characterised in that a diameter of 8.8cm of described annular knurl (5),
It is highly 4.8cm.
5. according to a kind of injection screw described in claim 1 or 4, it is characterised in that the diameter of described riveting boss (6)
For 3.8cm, height is 1.7cm.
6. an automobile regulator structure, it is characterised in that note equipped with described in any one of claim 1-5 in this controller structure
Mould screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620330601.3U CN205578452U (en) | 2016-04-19 | 2016-04-19 | Screw rod of moulding plastics and vehicle controller structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620330601.3U CN205578452U (en) | 2016-04-19 | 2016-04-19 | Screw rod of moulding plastics and vehicle controller structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205578452U true CN205578452U (en) | 2016-09-14 |
Family
ID=56862360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620330601.3U Expired - Fee Related CN205578452U (en) | 2016-04-19 | 2016-04-19 | Screw rod of moulding plastics and vehicle controller structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205578452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736546A (en) * | 2016-04-19 | 2016-07-06 | 徐州翔跃电子有限公司 | Injection screw and automobile regulator structure thereof |
-
2016
- 2016-04-19 CN CN201620330601.3U patent/CN205578452U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736546A (en) * | 2016-04-19 | 2016-07-06 | 徐州翔跃电子有限公司 | Injection screw and automobile regulator structure thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |